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| @@ -1,11 +0,0 @@ | |||||||
| ((nil |  | ||||||
|   (indent-tabs-mode . nil) |  | ||||||
|   (tab-width . 8) |  | ||||||
|   (c-basic-offset . 3) |  | ||||||
|   (c-file-style . "stroustrup") |  | ||||||
|   (fill-column . 78) |  | ||||||
|   (eval . (progn |  | ||||||
| 	    (c-set-offset 'innamespace '0) |  | ||||||
| 	    (c-set-offset 'inline-open '0))) |  | ||||||
|   ) |  | ||||||
|  ) |  | ||||||
							
								
								
									
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							| @@ -1,4 +0,0 @@ | |||||||
| *.dsp -crlf |  | ||||||
| *.dsw -crlf |  | ||||||
| *.sln -crlf |  | ||||||
| *.vcproj -crlf |  | ||||||
							
								
								
									
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							| @@ -1,46 +0,0 @@ | |||||||
| *.a |  | ||||||
| *.dll |  | ||||||
| *.exe |  | ||||||
| *.ilk |  | ||||||
| *.la |  | ||||||
| *.lo |  | ||||||
| *.log |  | ||||||
| *.o |  | ||||||
| *.obj |  | ||||||
| *.os |  | ||||||
| *.pc |  | ||||||
| *.pdb |  | ||||||
| *.pyc |  | ||||||
| *.pyo |  | ||||||
| *.so |  | ||||||
| *.so.* |  | ||||||
| *.sw[a-z] |  | ||||||
| *.tar |  | ||||||
| *.tar.bz2 |  | ||||||
| *.tar.gz |  | ||||||
| *.trs |  | ||||||
| *.zip |  | ||||||
| *~ |  | ||||||
| depend |  | ||||||
| depend.bak |  | ||||||
| bin/ltmain.sh |  | ||||||
| lib |  | ||||||
| lib64 |  | ||||||
| configure |  | ||||||
| configure.lineno |  | ||||||
| autom4te.cache |  | ||||||
| aclocal.m4 |  | ||||||
| config.log |  | ||||||
| config.status |  | ||||||
| cscope* |  | ||||||
| .scon* |  | ||||||
| config.py |  | ||||||
| build |  | ||||||
| libtool |  | ||||||
| manifest.txt |  | ||||||
| .dir-locals.el |  | ||||||
| .deps/ |  | ||||||
| .dirstamp |  | ||||||
| .libs/ |  | ||||||
| Makefile |  | ||||||
| Makefile.in |  | ||||||
| @@ -1,66 +0,0 @@ | |||||||
| # Mesa 3-D graphics library |  | ||||||
| # |  | ||||||
| # Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com> |  | ||||||
| # Copyright (C) 2010-2011 LunarG Inc. |  | ||||||
| # |  | ||||||
| # Permission is hereby granted, free of charge, to any person obtaining a |  | ||||||
| # copy of this software and associated documentation files (the "Software"), |  | ||||||
| # to deal in the Software without restriction, including without limitation |  | ||||||
| # the rights to use, copy, modify, merge, publish, distribute, sublicense, |  | ||||||
| # and/or sell copies of the Software, and to permit persons to whom the |  | ||||||
| # Software is furnished to do so, subject to the following conditions: |  | ||||||
| # |  | ||||||
| # The above copyright notice and this permission notice shall be included |  | ||||||
| # in all copies or substantial portions of the Software. |  | ||||||
| # |  | ||||||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |  | ||||||
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |  | ||||||
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL |  | ||||||
| # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |  | ||||||
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |  | ||||||
| # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |  | ||||||
| # DEALINGS IN THE SOFTWARE. |  | ||||||
|  |  | ||||||
| # use c99 compiler by default |  | ||||||
| ifeq ($(LOCAL_CC),) |  | ||||||
| ifeq ($(LOCAL_IS_HOST_MODULE),true) |  | ||||||
| LOCAL_CC := $(HOST_CC) -std=c99 |  | ||||||
| else |  | ||||||
| LOCAL_CC := $(TARGET_CC) -std=c99 |  | ||||||
| endif |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| LOCAL_C_INCLUDES += \ |  | ||||||
| 	$(MESA_TOP)/include |  | ||||||
|  |  | ||||||
| MESA_VERSION=$(shell cat $(MESA_TOP)/VERSION) |  | ||||||
| # define ANDROID_VERSION (e.g., 4.0.x => 0x0400) |  | ||||||
| LOCAL_CFLAGS += \ |  | ||||||
| 	-DPACKAGE_VERSION=\"$(MESA_VERSION)\" \ |  | ||||||
| 	-DPACKAGE_BUGREPORT=\"https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa\" \ |  | ||||||
| 	-DANDROID_VERSION=0x0$(MESA_ANDROID_MAJOR_VERSION)0$(MESA_ANDROID_MINOR_VERSION) |  | ||||||
|  |  | ||||||
| LOCAL_CFLAGS += \ |  | ||||||
| 	-DHAVE_PTHREAD=1 \ |  | ||||||
| 	-fvisibility=hidden \ |  | ||||||
| 	-Wno-sign-compare |  | ||||||
|  |  | ||||||
| ifeq ($(strip $(MESA_ENABLE_ASM)),true) |  | ||||||
| ifeq ($(TARGET_ARCH),x86) |  | ||||||
| LOCAL_CFLAGS += \ |  | ||||||
| 	-DUSE_X86_ASM \ |  | ||||||
| 	-DHAVE_DLOPEN \ |  | ||||||
|  |  | ||||||
| endif |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| LOCAL_CPPFLAGS += \ |  | ||||||
| 	-Wno-error=non-virtual-dtor \ |  | ||||||
| 	-Wno-non-virtual-dtor |  | ||||||
|  |  | ||||||
| # uncomment to keep the debug symbols |  | ||||||
| #LOCAL_STRIP_MODULE := false |  | ||||||
|  |  | ||||||
| ifeq ($(strip $(LOCAL_MODULE_TAGS)),) |  | ||||||
| LOCAL_MODULE_TAGS := optional |  | ||||||
| endif |  | ||||||
							
								
								
									
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							| @@ -1,99 +0,0 @@ | |||||||
| # Mesa 3-D graphics library |  | ||||||
| # |  | ||||||
| # Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com> |  | ||||||
| # Copyright (C) 2010-2011 LunarG Inc. |  | ||||||
| # |  | ||||||
| # Permission is hereby granted, free of charge, to any person obtaining a |  | ||||||
| # copy of this software and associated documentation files (the "Software"), |  | ||||||
| # to deal in the Software without restriction, including without limitation |  | ||||||
| # the rights to use, copy, modify, merge, publish, distribute, sublicense, |  | ||||||
| # and/or sell copies of the Software, and to permit persons to whom the |  | ||||||
| # Software is furnished to do so, subject to the following conditions: |  | ||||||
| # |  | ||||||
| # The above copyright notice and this permission notice shall be included |  | ||||||
| # in all copies or substantial portions of the Software. |  | ||||||
| # |  | ||||||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |  | ||||||
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |  | ||||||
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL |  | ||||||
| # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |  | ||||||
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |  | ||||||
| # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |  | ||||||
| # DEALINGS IN THE SOFTWARE. |  | ||||||
|  |  | ||||||
| # BOARD_GPU_DRIVERS should be defined.  The valid values are |  | ||||||
| # |  | ||||||
| #   classic drivers: i915 i965 |  | ||||||
| #   gallium drivers: swrast i915g ilo nouveau r300g r600g radeonsi vmwgfx |  | ||||||
| # |  | ||||||
| # The main target is libGLES_mesa.  For each classic driver enabled, a DRI |  | ||||||
| # module will also be built.  DRI modules will be loaded by libGLES_mesa. |  | ||||||
|  |  | ||||||
| MESA_TOP := $(call my-dir) |  | ||||||
|  |  | ||||||
| MESA_ANDROID_MAJOR_VERSION := $(word 1, $(subst ., , $(PLATFORM_VERSION))) |  | ||||||
| MESA_ANDROID_MINOR_VERSION := $(word 2, $(subst ., , $(PLATFORM_VERSION))) |  | ||||||
| MESA_ANDROID_VERSION := $(MESA_ANDROID_MAJOR_VERSION).$(MESA_ANDROID_MINOR_VERSION) |  | ||||||
|  |  | ||||||
| MESA_COMMON_MK := $(MESA_TOP)/Android.common.mk |  | ||||||
| MESA_PYTHON2 := python |  | ||||||
|  |  | ||||||
| DRM_TOP := external/drm |  | ||||||
| DRM_GRALLOC_TOP := hardware/drm_gralloc |  | ||||||
|  |  | ||||||
| classic_drivers := i915 i965 |  | ||||||
| gallium_drivers := swrast i915g ilo nouveau r300g r600g radeonsi vmwgfx |  | ||||||
|  |  | ||||||
| MESA_GPU_DRIVERS := $(strip $(BOARD_GPU_DRIVERS)) |  | ||||||
|  |  | ||||||
| # warn about invalid drivers |  | ||||||
| invalid_drivers := $(filter-out \ |  | ||||||
| 	$(classic_drivers) $(gallium_drivers), $(MESA_GPU_DRIVERS)) |  | ||||||
| ifneq ($(invalid_drivers),) |  | ||||||
| $(warning invalid GPU drivers: $(invalid_drivers)) |  | ||||||
| # tidy up |  | ||||||
| MESA_GPU_DRIVERS := $(filter-out $(invalid_drivers), $(MESA_GPU_DRIVERS)) |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| # host and target must be the same arch to generate matypes.h |  | ||||||
| ifeq ($(TARGET_ARCH),$(HOST_ARCH)) |  | ||||||
| MESA_ENABLE_ASM := true |  | ||||||
| else |  | ||||||
| MESA_ENABLE_ASM := false |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| ifneq ($(filter $(classic_drivers), $(MESA_GPU_DRIVERS)),) |  | ||||||
| MESA_BUILD_CLASSIC := true |  | ||||||
| else |  | ||||||
| MESA_BUILD_CLASSIC := false |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| ifneq ($(filter $(gallium_drivers), $(MESA_GPU_DRIVERS)),) |  | ||||||
| MESA_BUILD_GALLIUM := true |  | ||||||
| else |  | ||||||
| MESA_BUILD_GALLIUM := false |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| # add subdirectories |  | ||||||
| ifneq ($(strip $(MESA_GPU_DRIVERS)),) |  | ||||||
|  |  | ||||||
| SUBDIRS := \ |  | ||||||
| 	src/mapi \ |  | ||||||
| 	src/glsl \ |  | ||||||
| 	src/mesa \ |  | ||||||
| 	src/egl/main |  | ||||||
|  |  | ||||||
| ifeq ($(strip $(MESA_BUILD_CLASSIC)),true) |  | ||||||
| SUBDIRS += \ |  | ||||||
| 	src/egl/drivers/dri2 \ |  | ||||||
| 	src/mesa/drivers/dri |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| ifeq ($(strip $(MESA_BUILD_GALLIUM)),true) |  | ||||||
| SUBDIRS += src/gallium |  | ||||||
| endif |  | ||||||
|  |  | ||||||
| mkfiles := $(patsubst %,$(MESA_TOP)/%/Android.mk,$(SUBDIRS)) |  | ||||||
| include $(mkfiles) |  | ||||||
|  |  | ||||||
| endif |  | ||||||
							
								
								
									
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							| @@ -0,0 +1,767 @@ | |||||||
|  | # $Id: Makefile.X11,v 1.56.2.7 2002/03/29 14:42:29 brianp Exp $ | ||||||
|  |  | ||||||
|  | # Mesa 3-D graphics library | ||||||
|  | # Version:  4.0.2 | ||||||
|  | #  | ||||||
|  | # Copyright (C) 1999-2002  Brian Paul   All Rights Reserved. | ||||||
|  | #  | ||||||
|  | # Permission is hereby granted, free of charge, to any person obtaining a | ||||||
|  | # copy of this software and associated documentation files (the "Software"), | ||||||
|  | # to deal in the Software without restriction, including without limitation | ||||||
|  | # the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||||||
|  | # and/or sell copies of the Software, and to permit persons to whom the | ||||||
|  | # Software is furnished to do so, subject to the following conditions: | ||||||
|  | #  | ||||||
|  | # The above copyright notice and this permission notice shall be included | ||||||
|  | # in all copies or substantial portions of the Software. | ||||||
|  | #  | ||||||
|  | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||||||
|  | # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||||||
|  | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL | ||||||
|  | # BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | ||||||
|  | # AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||||||
|  | # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Top-level makefile for Mesa | ||||||
|  | # To add a new configuration for your system add it to the list below | ||||||
|  | # then update the Make-config file. | ||||||
|  |  | ||||||
|  | SHELL = /bin/sh | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | default: | ||||||
|  | 	@echo "Type one of the following:" | ||||||
|  | 	@echo "  make aix                  for IBM RS/6000 with AIX" | ||||||
|  | 	@echo "  make aix-sl               for IBM RS/6000, make shared libs" | ||||||
|  | 	@echo "  make amiwin               for Amiga with SAS/C and AmiWin" | ||||||
|  | 	@echo "  make amix                 for Amiga 3000 UX  SVR4 v2.1 systems" | ||||||
|  | 	@echo "  make beos-r4              for BeOS R4" | ||||||
|  | 	@echo "  make bsdos                for BSD/OS from BSDI using GCC" | ||||||
|  | 	@echo "  make bsdos4               for BSD/OS 4.x, dynamic libraries" | ||||||
|  | 	@echo "  make cygnus               for Win95/NT using Cygnus-Win32" | ||||||
|  | 	@echo "  make cygnus-linux         for Win95/NT using Cygnus-Win32 under Linux" | ||||||
|  | 	@echo "  make darwin               for Darwin - Mac OS X" | ||||||
|  | 	@echo "  make dgux                 for Data General" | ||||||
|  | 	@echo "  make freebsd              for FreeBSD systems with GCC" | ||||||
|  | 	@echo "  make freebsd-386          for FreeBSD systems with GCC, w/ Intel assembly" | ||||||
|  | 	@echo "  make gcc                  for a generic system with GCC" | ||||||
|  | 	@echo "  make hpux9                for HP systems with HPUX 9.x" | ||||||
|  | 	@echo "  make hpux9-sl             for HP systems with HPUX 9.x, make shared libs" | ||||||
|  | 	@echo "  make hpux9-gcc            for HP systems with HPUX 9.x using GCC" | ||||||
|  | 	@echo "  make hpux9-gcc-sl         for HP systems with HPUX 9.x, GCC, make shared libs" | ||||||
|  | 	@echo "  make hpux10               for HP systems with HPUX 10.x" | ||||||
|  | 	@echo "  make hpux10-sl            for HP systems with HPUX 10.x, shared libs" | ||||||
|  | 	@echo "  make hpux10-gcc           for HP systems with HPUX 10.x w/ GCC" | ||||||
|  | 	@echo "  make hpux10-gcc-sl        for HP systems with HPUX 10.x w/ GCC, shared libs" | ||||||
|  | 	@echo "  make irix4                for SGI systems with IRIX 4.x" | ||||||
|  | 	@echo "  make irix5                for SGI systems with IRIX 5.x" | ||||||
|  | 	@echo "  make irix5-gcc            for SGI systems with IRIX 5.x using GCC" | ||||||
|  | 	@echo "  make irix5-dso            for SGI systems with IRIX 5.x, make DSOs" | ||||||
|  | 	@echo "  make irix6-o32            for SGI systems with IRIX 6.x, make o32-bit libs" | ||||||
|  | 	@echo "  make irix6-o32-dso        for SGI systems with IRIX 6.x, make o32-bit DSOs" | ||||||
|  | 	@echo "  make irix6-n32            for SGI systems with IRIX 6.x, make n32-bit libs" | ||||||
|  | 	@echo "  make irix6-n32-dso        for SGI systems with IRIX 6.x, make n32-bit DSOs" | ||||||
|  | 	@echo "  make irix6-gcc-n32-sl     for SGI systems with IRIX 6.x, GCC, make n32 DSOs" | ||||||
|  | 	@echo "  make irix6-64             for SGI systems with IRIX 6.x, make 64-bit libs" | ||||||
|  | 	@echo "  make irix6-64-dso         for SGI systems with IRIX 6.x, make 64-bit DSOs" | ||||||
|  |  | ||||||
|  | 	@echo "  make linux                for Linux systems, make shared .so libs" | ||||||
|  | 	@echo "  make linux-static         for Linux systems, make static .a libs" | ||||||
|  | 	@echo "  make linux-trace          for Linux systems, with API trace extension" | ||||||
|  | 	@echo "  make linux-x86            for Linux on Intel, make shared .so libs" | ||||||
|  | 	@echo "  make linux-x86-static     for Linux on Intel, make static .a libs" | ||||||
|  | 	@echo "  make linux-ggi            for Linux systems with libggi" | ||||||
|  | 	@echo "  make linux-386-ggi        for Linux systems with libggi w/ Intel assembly" | ||||||
|  | 	@echo "  make linux-glide          for Linux w/ 3Dfx Glide driver" | ||||||
|  | 	@echo "  make linux-386-glide      for Linux w/ 3Dfx Glide driver, Intel assembly" | ||||||
|  | 	@echo "  make linux-386-opt-glide  for Linux with 3Dfx Voodoo1 for GLQuake" | ||||||
|  | 	@echo "  make linux-x86-glide      for Linux w/ all x86 asm for Glide" | ||||||
|  | 	@echo "  make linux-alpha          for Linux on Alpha systems" | ||||||
|  | 	@echo "  make linux-alpha-static   for Linux on Alpha systems, static libs" | ||||||
|  | 	@echo "  make linux-ppc            for Linux on PowerPC systems" | ||||||
|  | 	@echo "  make linux-ppc-static     for Linux on PowerPC systems, static libs" | ||||||
|  | 	@echo "  make linux-sparc          for Linux on Sparc systems" | ||||||
|  | 	@echo "  make linux-sparc5-elf     for Sparc5 systems, make ELF shared libs" | ||||||
|  | 	@echo "  make linux-sparc-ultra    for UltraSparc systems, make ELF shared libs" | ||||||
|  | 	@echo "  make linux-osmesa16       for 16-bit/channel OSMesa" | ||||||
|  | 	@echo "  make linux-osmesa32       for 32-bit/channel OSMesa" | ||||||
|  | 	@echo "  make lynxos               for LynxOS systems with GCC" | ||||||
|  | 	@echo "  make macintosh            for Macintosh" | ||||||
|  | 	@echo "  make machten-2.2          for Macs w/ MachTen 2.2 (68k w/ FPU)" | ||||||
|  | 	@echo "  make machten-4.0          for Macs w/ MachTen 4.0.1 or newer with GNU make" | ||||||
|  | 	@echo "  make mklinux              for Linux on Power Macintosh" | ||||||
|  | 	@echo "  make netbsd               for NetBSD 1.0 systems with GCC" | ||||||
|  | 	@echo "  make next                 for NeXT systems with NEXTSTEP 3.3" | ||||||
|  | 	@echo "  make openbsd              for OpenBSD systems" | ||||||
|  | 	@echo "  make openstep             for OpenStep/MacOSX Server systems" | ||||||
|  | 	@echo "  make os2-x11              for OS/2 with XFree86" | ||||||
|  | 	@echo "  make osf1                 for DEC Alpha systems with OSF/1" | ||||||
|  | 	@echo "  make osf1-sl              for DEC Alpha systems with OSF/1, make shared libs" | ||||||
|  | 	@echo "  make pgi-cygnus           for Cygnus with Portland Group, Inc. compiler" | ||||||
|  | 	@echo "  make pgi-mingw32          for mingW32 with Portland Group, Inc. compiler" | ||||||
|  | 	@echo "  make qnx                  for QNX V4 systems with Watcom compiler" | ||||||
|  | 	@echo "  make sco                  for SCO Unix systems with ODT" | ||||||
|  | 	@echo "  make sco5                 for SCO 5.0.5 OpenServer Unix" | ||||||
|  | 	@echo "  make solaris-x86          for PCs with Solaris" | ||||||
|  | 	@echo "  make solaris-x86-gcc      for PCs with Solaris using GCC" | ||||||
|  | 	@echo "  make sunos4               for Suns with SunOS 4.x" | ||||||
|  | 	@echo "  make sunos4-sl            for Suns with SunOS 4.x, make shared libs" | ||||||
|  | 	@echo "  make sunos4-gcc           for Suns with SunOS 4.x and GCC" | ||||||
|  | 	@echo "  make sunos4-gcc-sl        for Suns with SunOS 4.x, GCC, make shared libs" | ||||||
|  | 	@echo "  make sunos5               for Suns with SunOS 5.x" | ||||||
|  | 	@echo "  make sunos5-sl            for Suns with SunOS 5.x, make shared libs" | ||||||
|  | 	@echo "  make sunos5-ultra         for Sun UltraSPARCs with SunOS 5.x" | ||||||
|  | 	@echo "  make sunos5-ultra-sl      for Sun UltraSPARCs with SunOS 5.x, make shared libs" | ||||||
|  | 	@echo "  make sunos5-thread        for Suns with SunOS 5.x, using Solaris threads" | ||||||
|  | 	@echo "  make sunos5-pthread       for Suns with SunOS 5.[56] using POSIX threads" | ||||||
|  | 	@echo "  make sunos5-gcc-thread    for Suns with SunOS 5.x and GCC, using Solaris threads" | ||||||
|  | 	@echo "  make sunos5-gcc-pthread   for Suns with SunOS 5.[56] and GCC, using POSIX threads" | ||||||
|  | 	@echo "  make sunos5-gcc           for Suns with SunOS 5.x and GCC" | ||||||
|  | 	@echo "  make sunos5-gcc-sl        for Suns with SunOS 5.x, GCC, make shared libs" | ||||||
|  | 	@echo "  make sunos5-x11r6-gcc-sl  for Suns with X11R6, GCC, make shared libs" | ||||||
|  | 	@echo "  make sunos5-gcc-thread    for Suns with SunOS 5.x and GCC, using Solaris threads" | ||||||
|  | 	@echo "  make sunos5-gcc-pthread   for Suns with SunOS 5.[56] and GCC, using POSIX threads" | ||||||
|  | 	@echo "  make sunSolaris-CC        for Solaris using C++ compiler" | ||||||
|  | 	@echo "  make ultrix-gcc           for DEC systems with Ultrix and GCC" | ||||||
|  | 	@echo "  make unicos               for Cray C90 (and other?) systems" | ||||||
|  | 	@echo "  make unixware             for PCs running UnixWare" | ||||||
|  | 	@echo "  make unixware-shared      for PCs running UnixWare, shared libs" | ||||||
|  | 	@echo "  make uwin                 for Windows NT with AT&T/Wipro UWIN" | ||||||
|  | 	@echo "  make vistra               for Stardent Vistra systems" | ||||||
|  | 	@echo "  make clean                remove .o files" | ||||||
|  | 	@echo "  make realclean            remove .o, library and executable files" | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # XXX we may have to split up this group of targets into those that | ||||||
|  | # have a C++ compiler and those that don't for the SI-GLU library. | ||||||
|  |  | ||||||
|  | aix aix-sl amix bsdos bsdos4 darwin dgux freebsd freebsd-386 gcc \ | ||||||
|  | hpux9 hpux9-sl hpux9-gcc hpux9-gcc-sl \ | ||||||
|  | hpux10 hpux10-sl hpux10-gcc hpux10-gcc-sl \ | ||||||
|  | irix4 irix5 irix5-gcc irix5-dso \ | ||||||
|  | linux linux-static linux-debug linux-x11-debug linux-static-debug linux-prof \ | ||||||
|  | linux-x86 linux-x86-static linux-x86-debug \ | ||||||
|  | linux-glide linux-386-glide linux-386-opt-glide \ | ||||||
|  | linux-x86-glide linux-glide-debug linux-glide-prof \ | ||||||
|  | linux-alpha-static linux-alpha \ | ||||||
|  | linux-ppc-static linux-ppc \ | ||||||
|  | linux-sparc \ | ||||||
|  | linux-sparc5-elf \ | ||||||
|  | linux-sparc-ultra \ | ||||||
|  | lynxos machten-2.2 machten-4.0 \ | ||||||
|  | mklinux netbsd osf1 osf1-sl openbsd qnx sco sco5 \ | ||||||
|  | solaris-x86 solaris-x86-gcc sunSolaris-CC \ | ||||||
|  | sunos4 sunos4-sl sunos4-gcc sunos4-gcc-sl sunos4-gcc-x11r6-sl \ | ||||||
|  | sunos5 sunos5-sl sunos5-ultra sunos5-ultra-sl sunos5-gcc sunos5-gcc-sl \ | ||||||
|  | sunos5-thread sunos5-pthread sunos5-gcc-thread sunos5-gcc-pthread \ | ||||||
|  | sunos5-x11r6-gcc-sl ultrix-gcc unicos unixware uwin vistra: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	if [ -d src      ] ; then touch src/depend      ; fi | ||||||
|  | 	if [ -d si-glu   ] ; then touch si-glu/depend  ; fi | ||||||
|  | 	if [ -d src-glut ] ; then touch src-glut/depend ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then touch widgets-sgi/depend ; fi | ||||||
|  | 	if [ -d src      ] ; then cd src      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d si-glu   ] ; then cd si-glu   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glut ] ; then cd src-glut ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d demos    ] ; then cd demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d xdemos   ] ; then cd xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d samples  ] ; then cd samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d book     ] ; then cd book     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then cd widgets-sgi; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  |  | ||||||
|  | irix6-o32 irix6-o32-dso irix6-n32 irix6-n32-dso irix6-gcc-n32-sl irix-debug: | ||||||
|  | 	-mkdir lib32 | ||||||
|  | 	if [ -d src      ] ; then touch src/depend      ; fi | ||||||
|  | 	if [ -d src-glu  ] ; then touch src-glu/depend  ; fi | ||||||
|  | 	if [ -d src-glut ] ; then touch src-glut/depend ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then touch widgets-sgi/depend ; fi | ||||||
|  | 	if [ -d src      ] ; then cd src      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glu  ] ; then cd src-glu  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glut ] ; then cd src-glut ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d demos    ] ; then cd demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d xdemos   ] ; then cd xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d samples  ] ; then cd samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d book     ] ; then cd book     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then cd widgets-sgi; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  |  | ||||||
|  |  | ||||||
|  | irix6-64 irix6-64-dso: | ||||||
|  | 	-mkdir lib64 | ||||||
|  | 	touch src/depend | ||||||
|  | 	touch src-glu/depend | ||||||
|  | 	if [ -d src-glut ] ; then touch src-glut/depend ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then touch widgets-sgi/depend ; fi | ||||||
|  | 	if [ -d src      ] ; then cd src      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glu  ] ; then cd src-glu  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glut ] ; then cd src-glut ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d demos    ] ; then cd demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d xdemos   ] ; then cd xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d samples  ] ; then cd samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d book     ] ; then cd book     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then cd widgets-sgi; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  |  | ||||||
|  |  | ||||||
|  | amiwin: | ||||||
|  | 	bin/mklib.amiwin | ||||||
|  |  | ||||||
|  |  | ||||||
|  | beos-r4: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	-rm src/depend | ||||||
|  | 	touch src/depend | ||||||
|  | 	-rm src-glu/depend | ||||||
|  | 	touch src-glu/depend | ||||||
|  | 	if [ -d src     ] ; then cd src     ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||||
|  | 	if [ -d src-glu ] ; then cd src-glu ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||||
|  | 	if [ -d BeOS    ] ; then cd BeOS    ; $(MAKE)                        ; fi | ||||||
|  | 	if [ -d src-glut.beos ] ; then cd src-glut.beos ; $(MAKE)            ; fi | ||||||
|  | 	if [ -d src-glut.beos ] ; then cp src-glut.beos/obj*/libglut.so lib  ; fi | ||||||
|  | 	if [ -d demos   ] ; then cd demos   ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||||
|  | 	if [ -d samples ] ; then cd samples ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||||
|  | 	if [ -d book    ] ; then cd book    ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||||
|  |  | ||||||
|  | pgi-cygnus pgi-mingw32 \ | ||||||
|  | cygnus cygnus-linux: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	touch src/depend | ||||||
|  | 	touch src-glu/depend | ||||||
|  | 	if [ -d widgets-sgi ] ; then touch widgets-sgi/depend ; fi | ||||||
|  | 	if [ -d src      ] ; then cd src      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glu  ] ; then cd src-glu  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src-glut ] ; then cd src-glut ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d demos    ] ; then cd demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d xdemos   ] ; then cd xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then cd widgets-sgi; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  |  | ||||||
|  | macintosh: | ||||||
|  | 	@echo "See the README file for Macintosh intallation information" | ||||||
|  |  | ||||||
|  | next: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	cd src ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||||
|  | 	cd src-glu ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||||
|  |  | ||||||
|  | openstep: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	cd src ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||||
|  | 	cd src-glu ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||||
|  |  | ||||||
|  | os2-x11: | ||||||
|  | 	if not EXIST .\lib md lib | ||||||
|  | 	touch src/depend | ||||||
|  | 	touch src-glu/depend | ||||||
|  | 	if exist src-glut touch src-glut/depend | ||||||
|  | 	cd src     & make -f Makefile.X11 $@ | ||||||
|  | 	cd src-glu & make -f Makefile.X11 $@ | ||||||
|  | 	if exist src-glut  cd src-glut & make -f Makefile.X11 $@ | ||||||
|  | 	if exist demos     cd demos    & make -f Makefile.X11 $@ | ||||||
|  | 	if exist xdemos    cd xdemos   & make -f Makefile.X11 $@ | ||||||
|  | 	if exist samples   cd samples  & make -f Makefile.X11 $@ | ||||||
|  | 	if exist book      cd book     & make -f Makefile.X11 $@ | ||||||
|  |  | ||||||
|  | linux-ggi linux-386-ggi: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	touch src/depend | ||||||
|  | 	touch si-glu/depend | ||||||
|  | 	if [ -d src-glut        ] ; then touch src-glut/depend ; fi | ||||||
|  | 	if [ -d widgets-sgi     ] ; then touch widgets-sgi/depend ; fi | ||||||
|  | 	if [ -d ggi             ] ; then touch ggi/depend      ; fi | ||||||
|  | 	if [ -d src             ] ; then cd src ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d src/GGI/default ] ; then cd src/GGI/default ; $(MAKE)      ; fi | ||||||
|  | 	if [ -d src/GGI/display ] ; then cd src/GGI/display ; $(MAKE)      ; fi | ||||||
|  | 	if [ -d si-glu ]   ; then cd si-glu   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | #	if [ -d src-glut ] ; then cd src-glut ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d ggi ]      ; then cd ggi      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d ggi ]      ; then cd ggi/demos; $(MAKE)                    ; fi | ||||||
|  | 	if [ -d demos ]    ; then cd demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d xdemos ]   ; then cd xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d samples ]  ; then cd samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d book ]     ; then cd book     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  | 	if [ -d widgets-sgi ] ; then cd widgets-sgi; $(MAKE) -f Makefile.X11 $@ ; fi | ||||||
|  |  | ||||||
|  | # if you change GGI_DEST please change it in ggimesa.conf, too. | ||||||
|  | DESTDIR=/usr/local | ||||||
|  | GGI_DEST=lib/ggi/mesa | ||||||
|  |  | ||||||
|  | linux-ggi-install linux-386-ggi-install: | ||||||
|  | 	install -d $(DESTDIR)/$(GGI_DEST)/default $(DESTDIR)/$(GGI_DEST)/display $(DESTDIR)/etc/ggi | ||||||
|  | 	install -m 0755 src/GGI/default/*.so $(DESTDIR)/$(GGI_DEST)/default | ||||||
|  | 	install -m 0755 src/GGI/display/*.so $(DESTDIR)/$(GGI_DEST)/display | ||||||
|  | 	install -m 0644 src/GGI/ggimesa.conf $(DESTDIR)/etc/ggi | ||||||
|  | #	if [ -z "`grep ggimesa $(DESTDIR)/etc/ggi/libggi.conf`" ]; then \ | ||||||
|  | #	echo ".include $(DESTDIR)/etc/ggi/ggimesa.conf" >> $(DESTDIR)/etc/ggi/libggi.conf ; \ | ||||||
|  | #	fi | ||||||
|  |  | ||||||
|  | linux-osmesa16 linux-osmesa32: | ||||||
|  | 	-mkdir lib | ||||||
|  | 	if [ -d src ] ; then touch src/depend ; fi | ||||||
|  | 	if [ -d src ] ; then cd src ; $(MAKE) -f Makefile.OSMesa16 $@ ; fi | ||||||
|  |  | ||||||
|  | # Remove .o files, emacs backup files, etc. | ||||||
|  | clean: | ||||||
|  | 	-rm -f ggi/*~ *.o | ||||||
|  | 	-rm -f src/GGI/default/*~ *.so | ||||||
|  | 	-rm -f src/GGI/display/*~ *.so | ||||||
|  | 	-rm -f include/*~ | ||||||
|  | 	-rm -f include/GL/*~ | ||||||
|  | 	-rm -f src/*.o src/*~ src/*.a src/*/*.o src/*/*~ | ||||||
|  | 	-rm -f src-glu/*.o src-glu/*~ src-glu/*.a | ||||||
|  | 	-rm -f si-glu/*/*.o si-glu/*/*/*.o | ||||||
|  | 	-rm -f src-glut/*.o | ||||||
|  | 	-rm -f demos/*.o | ||||||
|  | 	-rm -f book/*.o book/*~ | ||||||
|  | 	-rm -f xdemos/*.o xdemos/*~ | ||||||
|  | 	-rm -f samples/*.o samples/*~ | ||||||
|  | 	-rm -f ggi/*.o ggi/demos/*.o ggi/*.a | ||||||
|  | 	-rm -f widgets-sgi/*.o | ||||||
|  | 	-rm -f widgets-mesa/*/*.o | ||||||
|  |  | ||||||
|  | # Remove everything that can be remade | ||||||
|  | realclean: clean | ||||||
|  | 	-rm -fr lib lib32 lib64 | ||||||
|  | 	cd demos       && $(MAKE) -f Makefile.X11 realclean || true | ||||||
|  | 	cd xdemos      && $(MAKE) -f Makefile.X11 realclean || true | ||||||
|  | 	cd book        && $(MAKE) -f Makefile.X11 realclean || true | ||||||
|  | 	cd samples     && $(MAKE) -f Makefile.X11 realclean || true | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | DIRECTORY = Mesa-4.0.2 | ||||||
|  | LIB_NAME = MesaLib-4.0.2 | ||||||
|  | DEMO_NAME = MesaDemos-4.0.2 | ||||||
|  | GLU_NAME = MesaGLU-4.0.2 | ||||||
|  | GLUT_NAME = GLUT-3.7 | ||||||
|  |  | ||||||
|  |  | ||||||
|  | LIB_FILES =	\ | ||||||
|  | 	$(DIRECTORY)/Makefile*						\ | ||||||
|  | 	$(DIRECTORY)/Make-config					\ | ||||||
|  | 	$(DIRECTORY)/acconfig.h						\ | ||||||
|  | 	$(DIRECTORY)/acinclude.m4					\ | ||||||
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|  | 	$(DIRECTORY)/configure.in					\ | ||||||
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|  | 	$(DIRECTORY)/ltmain.sh						\ | ||||||
|  | 	$(DIRECTORY)/missing						\ | ||||||
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|  | 	$(DIRECTORY)/docs/VERSIONS					\ | ||||||
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|  | 	$(DIRECTORY)/include/GL/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/include/GL/dmesa.h					\ | ||||||
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|  | 	$(DIRECTORY)/include/GL/gl.h					\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glext.h					\ | ||||||
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|  | 	$(DIRECTORY)/include/GL/glu_mangle.h				\ | ||||||
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|  | 	$(DIRECTORY)/include/GL/glx_mangle.h				\ | ||||||
|  | 	$(DIRECTORY)/include/GL/mesa_wgl.h				\ | ||||||
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|  | 	$(DIRECTORY)/include/GL/ugl*.h					\ | ||||||
|  | 	$(DIRECTORY)/include/GL/vms_x_fix.h				\ | ||||||
|  | 	$(DIRECTORY)/include/GL/wmesa.h					\ | ||||||
|  | 	$(DIRECTORY)/include/GL/xmesa.h					\ | ||||||
|  | 	$(DIRECTORY)/include/GL/xmesa_x.h				\ | ||||||
|  | 	$(DIRECTORY)/include/GL/xmesa_xf86.h				\ | ||||||
|  | 	$(DIRECTORY)/include/GLView.h					\ | ||||||
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|  | 	$(DIRECTORY)/include/Makefile.am				\ | ||||||
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|  | 	$(DIRECTORY)/src/descrip.mms					\ | ||||||
|  | 	$(DIRECTORY)/src/mesa.conf					\ | ||||||
|  | 	$(DIRECTORY)/src/*.def						\ | ||||||
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|  | 	$(DIRECTORY)/src/array_cache/Makefile*				\ | ||||||
|  | 	$(DIRECTORY)/src/array_cache/libMesaAC_la_SOURCES		\ | ||||||
|  | 	$(DIRECTORY)/src/math/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/math/Makefile*					\ | ||||||
|  | 	$(DIRECTORY)/src/swrast/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/swrast/Makefile*				\ | ||||||
|  | 	$(DIRECTORY)/src/swrast/libMesaSwrast_la_SOURCES		\ | ||||||
|  | 	$(DIRECTORY)/src/swrast_setup/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/src/swrast_setup/Makefile*				\ | ||||||
|  | 	$(DIRECTORY)/src/tnl/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/tnl/Makefile*					\ | ||||||
|  | 	$(DIRECTORY)/src/tnl/libMesaTnl_la_SOURCES			\ | ||||||
|  | 	$(DIRECTORY)/src/tnl_dd/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/tnl_dd/imm/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/src/tnl_dd/imm/NOTES.imm				\ | ||||||
|  | 	$(DIRECTORY)/src/windml/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/windml/tornado/*.c				\ | ||||||
|  | 	$(DIRECTORY)/src/windml/tornado/*.cdf				\ | ||||||
|  | 	$(DIRECTORY)/src/windml/man3/*.3				\ | ||||||
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|  | 	$(DIRECTORY)/src/FX/Makefile.in					\ | ||||||
|  | 	$(DIRECTORY)/src/FX/libMesaFX_la_SOURCES			\ | ||||||
|  | 	$(DIRECTORY)/src/FX/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/FX/*.def					\ | ||||||
|  | 	$(DIRECTORY)/src/FX/X86/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/FX/X86/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src/FX/X86/*.[Shc]					\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/ggimesa.conf.in				\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/default/*.c				\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/default/Makefile.am			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/default/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/default/genkgi.conf.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/display/*.c				\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/display/Makefile.am			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/display/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/display/fbdev.conf.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/Makefile.am			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/ggi/Makefile.am			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/ggi/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/ggi/mesa/Makefile.am		\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/ggi/mesa/Makefile.in		\ | ||||||
|  | 	$(DIRECTORY)/src/GGI/include/ggi/mesa/*.h			\ | ||||||
|  | 	$(DIRECTORY)/src/KNOWN_BUGS					\ | ||||||
|  | 	$(DIRECTORY)/src/OSmesa/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/OSmesa/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src/OSmesa/Makefile.win				\ | ||||||
|  | 	$(DIRECTORY)/src/OSmesa/osmesa.def				\ | ||||||
|  | 	$(DIRECTORY)/src/OSmesa/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/SPARC/*.[chS]					\ | ||||||
|  | 	$(DIRECTORY)/src/SPARC/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/SPARC/Makefile.in				\ | ||||||
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|  | 	$(DIRECTORY)/src/SVGA/*.[ch]					\ | ||||||
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|  | 	$(DIRECTORY)/src/Trace/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/Trace/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src/Windows/*.[ch]					\ | ||||||
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|  | 	$(DIRECTORY)/src/X/Makefile.in					\ | ||||||
|  | 	$(DIRECTORY)/src/X/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/X86/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/X86/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/src/X86/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src/X86/*.S					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/Makefile.am					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/Makefile.in					\ | ||||||
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|  | 	$(DIRECTORY)/si-glu/Makefile.win				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/glu.def					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/dummy.cc					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/descrip.mms					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/mesaglu.opt					\ | ||||||
|  | 	$(DIRECTORY)/si-glu/include/gluos.h				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/include/Makefile.am				\ | ||||||
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|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/*.h			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/*.cc			\ | ||||||
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|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/Makefile.am		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/Makefile.in		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/*.h			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/*.cc			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/libNInt_la_SOURCES	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/Makefile.am		\ | ||||||
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|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbtess/*.h			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbtess/*.cc			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbtess/libNTess_la_SOURCES	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbtess/Makefile.am		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbtess/Makefile.in		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/README				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/alg-outline				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/*.[ch]				\ | ||||||
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|  | 	$(DIRECTORY)/si-glu/libtess/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libutil/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libutil/libutil_la_SOURCES			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libutil/Makefile.am				\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libutil/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/src-glu/README[12]					\ | ||||||
|  | 	$(DIRECTORY)/src-glu/Makefile*					\ | ||||||
|  | 	$(DIRECTORY)/src-glu/descrip.mms				\ | ||||||
|  | 	$(DIRECTORY)/src-glu/mms_depend					\ | ||||||
|  | 	$(DIRECTORY)/src-glu/*.def					\ | ||||||
|  | 	$(DIRECTORY)/src-glu/depend					\ | ||||||
|  | 	$(DIRECTORY)/src-glu/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/ChangeLog				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/INSTALL				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/Makefile.in				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/README				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/TODO					\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/configure				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/configure.in				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/ChangeLog			\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/Cube				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/Ed				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/Mcube				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/Tea				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/demos/events				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/include/GL/ChangeLog			\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/include/GL/*.h			\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/include/GL/Makefile.in		\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/man/ChangeLog				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/man/GL*				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/man/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/man/Mesa*				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/src/ChangeLog				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/src/*.c				\ | ||||||
|  | 	$(DIRECTORY)/widgets-mesa/src/Makefile.in			\ | ||||||
|  | 	$(DIRECTORY)/widgets-sgi/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/widgets-sgi/Makefile*				\ | ||||||
|  | 	$(DIRECTORY)/widgets-sgi/README					\ | ||||||
|  | 	$(DIRECTORY)/util/README					\ | ||||||
|  | 	$(DIRECTORY)/util/Makefile.am					\ | ||||||
|  | 	$(DIRECTORY)/util/Makefile.in					\ | ||||||
|  | 	$(DIRECTORY)/util/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/util/sampleMakefile				\ | ||||||
|  | 	$(DIRECTORY)/vms/analyze_map.com				\ | ||||||
|  | 	$(DIRECTORY)/vms/xlib.opt					\ | ||||||
|  | 	$(DIRECTORY)/vms/xlib_share.opt					\ | ||||||
|  | 	$(DIRECTORY)/BeOS/Makefile					\ | ||||||
|  | 	$(DIRECTORY)/BeOS/*.cpp | ||||||
|  |  | ||||||
|  | OBSOLETE_LIB_FILES = \ | ||||||
|  | 	$(DIRECTORY)/src/Allegro/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.cpp					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.CPP					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.h					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.H					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.c					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*.C					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/MAKEFILE					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*bat					\ | ||||||
|  | 	$(DIRECTORY)/src/D3D/*DEF					\ | ||||||
|  | 	$(DIRECTORY)/src/DOS/DEPEND.DOS					\ | ||||||
|  | 	$(DIRECTORY)/src/S3/*.[ch]					\ | ||||||
|  | 	$(DIRECTORY)/src/S3/*.def					\ | ||||||
|  | 	$(DIRECTORY)/src/S3/*.mak					\ | ||||||
|  | 	$(DIRECTORY)/src/S3/*.rc					\ | ||||||
|  | 	$(DIRECTORY)/macos/README					\ | ||||||
|  | 	$(DIRECTORY)/macos/gli_api/*.h					\ | ||||||
|  | 	$(DIRECTORY)/macos/cglpane/CGLPane.*				\ | ||||||
|  | 	$(DIRECTORY)/macos/include-mac/*.h				\ | ||||||
|  | 	$(DIRECTORY)/macos/libraries/*.stub				\ | ||||||
|  | 	$(DIRECTORY)/macos/libraries/*Stub				\ | ||||||
|  | 	$(DIRECTORY)/macos/projects/*.mcp				\ | ||||||
|  | 	$(DIRECTORY)/macos/projects/*.exp				\ | ||||||
|  | 	$(DIRECTORY)/macos/projects/*.h					\ | ||||||
|  | 	$(DIRECTORY)/macos/resources/*.c				\ | ||||||
|  | 	$(DIRECTORY)/macos/resources/*.r				\ | ||||||
|  | 	$(DIRECTORY)/macos/resources/*.rsrc				\ | ||||||
|  | 	$(DIRECTORY)/macos/src-agl/*.exp				\ | ||||||
|  | 	$(DIRECTORY)/macos/src-agl/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/macos/src-gli/*.[ch]				\ | ||||||
|  | 	$(DIRECTORY)/OpenStep | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | DEMO_FILES =	\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glut.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glutf90.h	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/depend		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/*def		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/descrip.mms	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/mms_depend	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/*.[ch]		\ | ||||||
|  | 	$(DIRECTORY)/src-glut.dos/*.[ch]	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.dos/Makefile.DJ	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.dos/PC_HW/*.[chS]	\ | ||||||
|  | 	$(DIRECTORY)/images/*			\ | ||||||
|  | 	$(DIRECTORY)/demos/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/demos/descrip.mms		\ | ||||||
|  | 	$(DIRECTORY)/demos/*.[ch]		\ | ||||||
|  | 	$(DIRECTORY)/demos/*.cxx		\ | ||||||
|  | 	$(DIRECTORY)/demos/*.dat		\ | ||||||
|  | 	$(DIRECTORY)/demos/README		\ | ||||||
|  | 	$(DIRECTORY)/xdemos/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/xdemos/descrip.mms		\ | ||||||
|  | 	$(DIRECTORY)/xdemos/*.[cf]		\ | ||||||
|  | 	$(DIRECTORY)/book/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/book/README		\ | ||||||
|  | 	$(DIRECTORY)/book/*.[ch]		\ | ||||||
|  | 	$(DIRECTORY)/samples/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/samples/README		\ | ||||||
|  | 	$(DIRECTORY)/samples/*.c		\ | ||||||
|  | 	$(DIRECTORY)/mtdemos			\ | ||||||
|  | 	$(DIRECTORY)/windmldemos/Makefile.ugl	\ | ||||||
|  | 	$(DIRECTORY)/windmldemos/*.c		\ | ||||||
|  | 	$(DIRECTORY)/windmldemos/*.bmp		\ | ||||||
|  | 	$(DIRECTORY)/ggi | ||||||
|  |  | ||||||
|  | OBSOLETE_DEMO_FILES = \ | ||||||
|  | 	$(DIRECTORY)/include/GL/glut_h.dja	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.dja/*		\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/Makefile	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/*.cpp	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/*.h		\ | ||||||
|  |  | ||||||
|  |  | ||||||
|  | SI_GLU_FILES = \ | ||||||
|  | 	$(DIRECTORY)/Makefile*				\ | ||||||
|  | 	$(DIRECTORY)/Make-config			\ | ||||||
|  | 	$(DIRECTORY)/bin/mklib*				\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glu.h			\ | ||||||
|  | 	$(DIRECTORY)/si-glu/Makefile.X11		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/include/gluos.h		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/*.h	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/interface/*.cc	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/*.h	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/internals/*.cc	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbstess/*.h	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libnurbs/nurbstess/*.cc	\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/README		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/alg-outline		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libtess/*.[ch]		\ | ||||||
|  | 	$(DIRECTORY)/si-glu/libutil/*.[ch] | ||||||
|  |  | ||||||
|  | GLU_FILES = \ | ||||||
|  | 	$(DIRECTORY)/Makefile*			\ | ||||||
|  | 	$(DIRECTORY)/Make-config		\ | ||||||
|  | 	$(DIRECTORY)/bin/mklib*			\ | ||||||
|  | 	$(DIRECTORY)/include/GL/gl.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/gl_mangle.h	\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glext.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glu.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glu_mangle.h	\ | ||||||
|  | 	$(DIRECTORY)/src-glu/README[12]		\ | ||||||
|  | 	$(DIRECTORY)/src-glu/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/src-glu/descrip.mms	\ | ||||||
|  | 	$(DIRECTORY)/src-glu/mms_depend		\ | ||||||
|  | 	$(DIRECTORY)/src-glu/*.def		\ | ||||||
|  | 	$(DIRECTORY)/src-glu/depend		\ | ||||||
|  | 	$(DIRECTORY)/src-glu/*.[ch] | ||||||
|  |  | ||||||
|  | GLUT_FILES = \ | ||||||
|  | 	$(DIRECTORY)/Makefile*			\ | ||||||
|  | 	$(DIRECTORY)/Make-config		\ | ||||||
|  | 	$(DIRECTORY)/bin/mklib*			\ | ||||||
|  | 	$(DIRECTORY)/include/GL/gl.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/gl_mangle.h	\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glext.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glu.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glu_mangle.h	\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glut.h		\ | ||||||
|  | 	$(DIRECTORY)/include/GL/glutf90.h	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/Makefile*		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/depend		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/*def		\ | ||||||
|  | 	$(DIRECTORY)/src-glut/descrip.mms	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/mms_depend	\ | ||||||
|  | 	$(DIRECTORY)/src-glut/*.[ch] | ||||||
|  |  | ||||||
|  |  | ||||||
|  | OBSOLETE_GLUT_FILES = \ | ||||||
|  | 	$(DIRECTORY)/include/GL/glut_h.dja	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.dja/*		\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/Makefile	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/*.cpp	\ | ||||||
|  | 	$(DIRECTORY)/src-glut.beos/*.h | ||||||
|  |  | ||||||
|  |  | ||||||
|  | lib_tar: | ||||||
|  | 	cp Makefile.X11 Makefile ; \ | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	tar -cvf $(LIB_NAME).tar $(LIB_FILES) ; \ | ||||||
|  | 	gzip $(LIB_NAME).tar ; \ | ||||||
|  | 	mv $(LIB_NAME).tar.gz $(DIRECTORY) | ||||||
|  |  | ||||||
|  | demo_tar: | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	tar -cvf $(DEMO_NAME).tar $(DEMO_FILES) ; \ | ||||||
|  | 	gzip $(DEMO_NAME).tar ; \ | ||||||
|  | 	mv $(DEMO_NAME).tar.gz $(DIRECTORY) | ||||||
|  |  | ||||||
|  | glu_tar: | ||||||
|  | 	cp Makefile.X11 Makefile ; \ | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	tar -cvf $(GLU_NAME).tar $(GLU_FILES) ; \ | ||||||
|  | 	gzip $(GLU_NAME).tar ; \ | ||||||
|  | 	mv $(GLU_NAME).tar.gz $(DIRECTORY) | ||||||
|  |  | ||||||
|  | glut_tar: | ||||||
|  | 	cp Makefile.X11 Makefile ; \ | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	tar -cvf $(GLUT_NAME).tar $(GLUT_FILES) ; \ | ||||||
|  | 	gzip $(GLUT_NAME).tar ; \ | ||||||
|  | 	mv $(GLUT_NAME).tar.gz $(DIRECTORY) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | lib_zip: | ||||||
|  | 	-rm $(LIB_NAME).zip ; \ | ||||||
|  | 	cp Makefile.X11 Makefile ; \ | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	zip -r $(LIB_NAME).zip $(LIB_FILES) ; \ | ||||||
|  | 	mv $(LIB_NAME).zip $(DIRECTORY) | ||||||
|  |  | ||||||
|  | demo_zip: | ||||||
|  | 	-rm $(DEMO_NAME).zip ; \ | ||||||
|  | 	cd .. ; \ | ||||||
|  | 	zip -r $(DEMO_NAME).zip $(DEMO_FILES) ; \ | ||||||
|  | 	mv $(DEMO_NAME).zip $(DIRECTORY) | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | SRC_FILES =	\ | ||||||
|  | 	RELNOTES		\ | ||||||
|  | 	src/Makefile*		\ | ||||||
|  | 	src/depend		\ | ||||||
|  | 	src/*.[chS]		\ | ||||||
|  | 	src/*/*.[ch]		\ | ||||||
|  | 	include/GL/*.h | ||||||
|  |  | ||||||
|  | srctar: | ||||||
|  | 	tar -cvf src.tar $(SRC_FILES) ; \ | ||||||
|  | 	gzip src.tar | ||||||
|  |  | ||||||
|  | srctar.zip: | ||||||
|  | 	-rm src.zip | ||||||
|  | 	zip -r src.zip $(SRC_FILES) ; \ | ||||||
							
								
								
									
										106
									
								
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										106
									
								
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							| @@ -1,106 +0,0 @@ | |||||||
| # Copyright © 2012 Intel Corporation |  | ||||||
| # |  | ||||||
| # Permission is hereby granted, free of charge, to any person obtaining a |  | ||||||
| # copy of this software and associated documentation files (the "Software"), |  | ||||||
| # to deal in the Software without restriction, including without limitation |  | ||||||
| # the rights to use, copy, modify, merge, publish, distribute, sublicense, |  | ||||||
| # and/or sell copies of the Software, and to permit persons to whom the |  | ||||||
| # Software is furnished to do so, subject to the following conditions: |  | ||||||
| # |  | ||||||
| # The above copyright notice and this permission notice (including the next |  | ||||||
| # paragraph) shall be included in all copies or substantial portions of the |  | ||||||
| # Software. |  | ||||||
| # |  | ||||||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |  | ||||||
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |  | ||||||
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL |  | ||||||
| # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |  | ||||||
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |  | ||||||
| # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |  | ||||||
| # IN THE SOFTWARE. |  | ||||||
|  |  | ||||||
| SUBDIRS = src |  | ||||||
|  |  | ||||||
| ACLOCAL_AMFLAGS = -I m4 |  | ||||||
|  |  | ||||||
| doxygen: |  | ||||||
| 	cd doxygen && $(MAKE) |  | ||||||
|  |  | ||||||
| .PHONY: doxygen |  | ||||||
|  |  | ||||||
| # Rules for making release tarballs |  | ||||||
|  |  | ||||||
| PACKAGE_DIR = Mesa-$(PACKAGE_VERSION) |  | ||||||
| PACKAGE_NAME = MesaLib-$(PACKAGE_VERSION) |  | ||||||
|  |  | ||||||
| EXTRA_FILES = \ |  | ||||||
| 	aclocal.m4					\ |  | ||||||
| 	configure					\ |  | ||||||
| 	VERSION					\ |  | ||||||
| 	bin/ar-lib					\ |  | ||||||
| 	bin/compile					\ |  | ||||||
| 	bin/config.sub					\ |  | ||||||
| 	bin/config.guess				\ |  | ||||||
| 	bin/depcomp					\ |  | ||||||
| 	bin/install-sh					\ |  | ||||||
| 	bin/ltmain.sh					\ |  | ||||||
| 	bin/missing					\ |  | ||||||
| 	bin/ylwrap					\ |  | ||||||
| 	src/glsl/glsl_parser.cpp			\ |  | ||||||
| 	src/glsl/glsl_parser.h				\ |  | ||||||
| 	src/glsl/glsl_lexer.cpp				\ |  | ||||||
| 	src/glsl/glcpp/glcpp-lex.c			\ |  | ||||||
| 	src/glsl/glcpp/glcpp-parse.c			\ |  | ||||||
| 	src/glsl/glcpp/glcpp-parse.h			\ |  | ||||||
| 	src/mesa/program/lex.yy.c			\ |  | ||||||
| 	src/mesa/program/program_parse.tab.c		\ |  | ||||||
| 	src/mesa/program/program_parse.tab.h		\ |  | ||||||
| 	`git ls-files | grep "Makefile.am" | sed -e "s/Makefile.am/Makefile.in/"` |  | ||||||
|  |  | ||||||
|  |  | ||||||
| IGNORE_FILES = \ |  | ||||||
| 	-x autogen.sh |  | ||||||
|  |  | ||||||
|  |  | ||||||
| parsers: configure |  | ||||||
| 	$(MAKE) -C src/glsl glsl_parser.cpp glsl_parser.h glsl_lexer.cpp glcpp/glcpp-lex.c glcpp/glcpp-parse.c glcpp/glcpp-parse.h |  | ||||||
| 	$(MAKE) -C src/mesa program/lex.yy.c program/program_parse.tab.c program/program_parse.tab.h |  | ||||||
|  |  | ||||||
| # Everything for new a Mesa release: |  | ||||||
| ARCHIVES = $(PACKAGE_NAME).tar.gz \ |  | ||||||
| 	$(PACKAGE_NAME).tar.bz2 \ |  | ||||||
| 	$(PACKAGE_NAME).zip |  | ||||||
|  |  | ||||||
| tarballs: md5 |  | ||||||
| 	rm -f ../$(PACKAGE_DIR) $(PACKAGE_NAME).tar |  | ||||||
|  |  | ||||||
| manifest.txt: .git |  | ||||||
| 	( \ |  | ||||||
| 		ls -1 $(EXTRA_FILES) ; \ |  | ||||||
| 		git ls-files $(IGNORE_FILES) \ |  | ||||||
| 	) | sed -e '/^\(.*\/\)\?\./d' -e "s@^@$(PACKAGE_DIR)/@" > $@ |  | ||||||
|  |  | ||||||
| ../$(PACKAGE_DIR): |  | ||||||
| 	ln -s $(PWD) $@ |  | ||||||
|  |  | ||||||
| $(PACKAGE_NAME).tar: parsers ../$(PACKAGE_DIR) manifest.txt |  | ||||||
| 	cd .. ; tar -cf $(PACKAGE_DIR)/$(PACKAGE_NAME).tar -T $(PACKAGE_DIR)/manifest.txt |  | ||||||
|  |  | ||||||
| $(PACKAGE_NAME).tar.gz: $(PACKAGE_NAME).tar ../$(PACKAGE_DIR) |  | ||||||
| 	gzip --stdout --best $(PACKAGE_NAME).tar > $(PACKAGE_NAME).tar.gz |  | ||||||
|  |  | ||||||
| $(PACKAGE_NAME).tar.bz2: $(PACKAGE_NAME).tar |  | ||||||
| 	bzip2 --stdout --best $(PACKAGE_NAME).tar > $(PACKAGE_NAME).tar.bz2 |  | ||||||
|  |  | ||||||
| $(PACKAGE_NAME).zip: parsers ../$(PACKAGE_DIR) manifest.txt |  | ||||||
| 	rm -f $(PACKAGE_NAME).zip ; \ |  | ||||||
| 	cd .. ; \ |  | ||||||
| 	zip -q -@ $(PACKAGE_NAME).zip < $(PACKAGE_DIR)/manifest.txt ; \ |  | ||||||
| 	mv $(PACKAGE_NAME).zip $(PACKAGE_DIR) |  | ||||||
|  |  | ||||||
| md5: $(ARCHIVES) |  | ||||||
| 	@-md5sum $(PACKAGE_NAME).tar.gz |  | ||||||
| 	@-md5sum $(PACKAGE_NAME).tar.bz2 |  | ||||||
| 	@-md5sum $(PACKAGE_NAME).zip |  | ||||||
|  |  | ||||||
| .PHONY: tarballs md5 |  | ||||||
							
								
								
									
										168
									
								
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										168
									
								
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							| @@ -1,168 +0,0 @@ | |||||||
| ####################################################################### |  | ||||||
| # Top-level SConstruct |  | ||||||
| # |  | ||||||
| # For example, invoke scons as  |  | ||||||
| # |  | ||||||
| #   scons build=debug llvm=yes machine=x86 |  | ||||||
| # |  | ||||||
| # to set configuration variables. Or you can write those options to a file |  | ||||||
| # named config.py: |  | ||||||
| # |  | ||||||
| #   # config.py |  | ||||||
| #   build='debug' |  | ||||||
| #   llvm=True |  | ||||||
| #   machine='x86' |  | ||||||
| #  |  | ||||||
| # Invoke |  | ||||||
| # |  | ||||||
| #   scons -h |  | ||||||
| # |  | ||||||
| # to get the full list of options. See scons manpage for more info. |  | ||||||
| #   |  | ||||||
|  |  | ||||||
| import os |  | ||||||
| import os.path |  | ||||||
| import sys |  | ||||||
| import SCons.Util |  | ||||||
|  |  | ||||||
| import common |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Configuration options |  | ||||||
|  |  | ||||||
| opts = Variables('config.py') |  | ||||||
| common.AddOptions(opts) |  | ||||||
|  |  | ||||||
| env = Environment( |  | ||||||
| 	options = opts, |  | ||||||
| 	tools = ['gallium'], |  | ||||||
| 	toolpath = ['#scons'],	 |  | ||||||
| 	ENV = os.environ, |  | ||||||
| ) |  | ||||||
|  |  | ||||||
| # XXX: This creates a many problems as it saves... |  | ||||||
| #opts.Save('config.py', env) |  | ||||||
|  |  | ||||||
| # Backwards compatability with old target configuration variable |  | ||||||
| try: |  | ||||||
|     targets = ARGUMENTS['targets'] |  | ||||||
| except KeyError: |  | ||||||
|     pass |  | ||||||
| else: |  | ||||||
|     targets = targets.split(',') |  | ||||||
|     print 'scons: warning: targets option is deprecated; pass the targets on their own such as' |  | ||||||
|     print |  | ||||||
|     print '  scons %s' % ' '.join(targets) |  | ||||||
|     print  |  | ||||||
|     COMMAND_LINE_TARGETS.append(targets) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Help(opts.GenerateHelpText(env)) |  | ||||||
|  |  | ||||||
| # fail early for a common error on windows |  | ||||||
| if env['gles']: |  | ||||||
|     try: |  | ||||||
|         import libxml2 |  | ||||||
|     except ImportError: |  | ||||||
|         raise SCons.Errors.UserError, "GLES requires libxml2-python to build" |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Environment setup |  | ||||||
|  |  | ||||||
| with open("VERSION") as f: |  | ||||||
|   mesa_version = f.read().strip() |  | ||||||
| env.Append(CPPDEFINES = [ |  | ||||||
|     ('PACKAGE_VERSION', '\\"%s\\"' % mesa_version), |  | ||||||
|     ('PACKAGE_BUGREPORT', '\\"https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa\\"'), |  | ||||||
| ]) |  | ||||||
|  |  | ||||||
| # Includes |  | ||||||
| env.Prepend(CPPPATH = [ |  | ||||||
| 	'#/include', |  | ||||||
| ]) |  | ||||||
| env.Append(CPPPATH = [ |  | ||||||
| 	'#/src/gallium/include', |  | ||||||
| 	'#/src/gallium/auxiliary', |  | ||||||
| 	'#/src/gallium/drivers', |  | ||||||
| 	'#/src/gallium/winsys', |  | ||||||
| ]) |  | ||||||
|  |  | ||||||
| if env['msvc']: |  | ||||||
|     env.Append(CPPPATH = ['#include/c99']) |  | ||||||
|  |  | ||||||
| # for debugging |  | ||||||
| #print env.Dump() |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Invoke host SConscripts  |  | ||||||
| #  |  | ||||||
| # For things that are meant to be run on the native host build machine, instead |  | ||||||
| # of the target machine. |  | ||||||
| # |  | ||||||
|  |  | ||||||
| # Create host environent |  | ||||||
| if env['crosscompile'] and not env['embedded']: |  | ||||||
|     host_env = Environment( |  | ||||||
|         options = opts, |  | ||||||
|         # no tool used |  | ||||||
|         tools = [], |  | ||||||
|         toolpath = ['#scons'], |  | ||||||
|         ENV = os.environ, |  | ||||||
|     ) |  | ||||||
|  |  | ||||||
|     # Override options |  | ||||||
|     host_env['platform'] = common.host_platform |  | ||||||
|     host_env['machine'] = common.host_machine |  | ||||||
|     host_env['toolchain'] = 'default' |  | ||||||
|     host_env['llvm'] = False |  | ||||||
|  |  | ||||||
|     host_env.Tool('gallium') |  | ||||||
|  |  | ||||||
|     host_env['hostonly'] = True |  | ||||||
|     assert host_env['crosscompile'] == False |  | ||||||
|  |  | ||||||
|     if host_env['msvc']: |  | ||||||
|         host_env.Append(CPPPATH = ['#include/c99']) |  | ||||||
|  |  | ||||||
|     target_env = env |  | ||||||
|     env = host_env |  | ||||||
|     Export('env') |  | ||||||
|  |  | ||||||
|     SConscript( |  | ||||||
|         'src/SConscript', |  | ||||||
|         variant_dir = host_env['build_dir'], |  | ||||||
|         duplicate = 0, # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html |  | ||||||
|     ) |  | ||||||
|  |  | ||||||
|     env = target_env |  | ||||||
|  |  | ||||||
| Export('env') |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Invoke SConscripts |  | ||||||
|  |  | ||||||
| # TODO: Build several variants at the same time? |  | ||||||
| # http://www.scons.org/wiki/SimultaneousVariantBuilds |  | ||||||
|  |  | ||||||
| SConscript( |  | ||||||
| 	'src/SConscript', |  | ||||||
| 	variant_dir = env['build_dir'], |  | ||||||
| 	duplicate = 0 # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html |  | ||||||
| ) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ######################################################################## |  | ||||||
| # List all aliases |  | ||||||
|  |  | ||||||
| try: |  | ||||||
|     from SCons.Node.Alias import default_ans |  | ||||||
| except ImportError: |  | ||||||
|     pass |  | ||||||
| else: |  | ||||||
|     aliases = default_ans.keys() |  | ||||||
|     aliases.sort() |  | ||||||
|     env.Help('\n') |  | ||||||
|     env.Help('Recognized targets:\n') |  | ||||||
|     for alias in aliases: |  | ||||||
|         env.Help('    %s\n' % alias) |  | ||||||
							
								
								
									
										14
									
								
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										14
									
								
								autogen.sh
									
									
									
									
									
								
							| @@ -1,14 +0,0 @@ | |||||||
| #! /bin/sh |  | ||||||
|  |  | ||||||
| srcdir=`dirname "$0"` |  | ||||||
| test -z "$srcdir" && srcdir=. |  | ||||||
|  |  | ||||||
| ORIGDIR=`pwd` |  | ||||||
| cd "$srcdir" |  | ||||||
|  |  | ||||||
| autoreconf -v --install || exit 1 |  | ||||||
| cd $ORIGDIR || exit $? |  | ||||||
|  |  | ||||||
| if test -z "$NOCONFIGURE"; then |  | ||||||
|     "$srcdir"/configure "$@" |  | ||||||
| fi |  | ||||||
							
								
								
									
										9
									
								
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										9
									
								
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										vendored
									
									
								
							| @@ -1,9 +0,0 @@ | |||||||
| config.guess |  | ||||||
| config.sub |  | ||||||
| install-sh |  | ||||||
| /depcomp |  | ||||||
| /missing |  | ||||||
| ylwrap |  | ||||||
| compile |  | ||||||
| ar-lib |  | ||||||
| /test-driver |  | ||||||
| @@ -1,52 +0,0 @@ | |||||||
| #!/bin/bash |  | ||||||
|  |  | ||||||
| # This script is used to generate the list of fixed bugs that |  | ||||||
| # appears in the release notes files, with HTML formatting. |  | ||||||
| # |  | ||||||
| # Note: This script could take a while until all details have |  | ||||||
| #       been fetched from bugzilla. |  | ||||||
| # |  | ||||||
| # Usage examples: |  | ||||||
| # |  | ||||||
| # $ bin/bugzilla_mesa.sh mesa-9.0.2..mesa-9.0.3 |  | ||||||
| # $ bin/bugzilla_mesa.sh mesa-9.0.2..mesa-9.0.3 > bugfixes |  | ||||||
| # $ bin/bugzilla_mesa.sh mesa-9.0.2..mesa-9.0.3 | tee bugfixes |  | ||||||
| # $ DRYRUN=yes bin/bugzilla_mesa.sh mesa-9.0.2..mesa-9.0.3 |  | ||||||
| # $ DRYRUN=yes bin/bugzilla_mesa.sh mesa-9.0.2..mesa-9.0.3 | wc -l |  | ||||||
|  |  | ||||||
|  |  | ||||||
| # regex pattern: trim before url |  | ||||||
| trim_before='s/.*\(http\)/\1/' |  | ||||||
|  |  | ||||||
| # regex pattern: trim after url |  | ||||||
| trim_after='s/\(show_bug.cgi?id=[0-9]*\).*/\1/' |  | ||||||
|  |  | ||||||
| # regex pattern: always use https |  | ||||||
| use_https='s/http:/https:/' |  | ||||||
|  |  | ||||||
| # extract fdo urls from commit log |  | ||||||
| urls=$(git log $* | grep 'bugs.freedesktop.org/show_bug' | sed -e $trim_before -e $trim_after -e $use_https | sort | uniq) |  | ||||||
|  |  | ||||||
| # if DRYRUN is set to "yes", simply print the URLs and don't fetch the |  | ||||||
| # details from fdo bugzilla. |  | ||||||
| #DRYRUN=yes |  | ||||||
|  |  | ||||||
| if [ "x$DRYRUN" = xyes ]; then |  | ||||||
| 	for i in $urls |  | ||||||
| 	do |  | ||||||
| 		echo $i |  | ||||||
| 	done |  | ||||||
| else |  | ||||||
| 	echo "<ul>" |  | ||||||
| 	echo "" |  | ||||||
|  |  | ||||||
| 	for i in $urls |  | ||||||
| 	do |  | ||||||
| 		id=$(echo $i | cut -d'=' -f2) |  | ||||||
| 		summary=$(wget --quiet -O - $i | grep -e '<title>.*</title>' | sed -e 's/ *<title>Bug [0-9]\+ – \(.*\)<\/title>/\1/') |  | ||||||
| 		echo "<li><a href=\"$i\">Bug $id</a> - $summary</li>" |  | ||||||
| 		echo "" |  | ||||||
| 	done |  | ||||||
|  |  | ||||||
| 	echo "</ul>" |  | ||||||
| fi |  | ||||||
| @@ -1,35 +0,0 @@ | |||||||
| #!/bin/sh |  | ||||||
|  |  | ||||||
| # Script for generating a list of candidates for cherry-picking to a stable branch |  | ||||||
| # |  | ||||||
| # Usage examples: |  | ||||||
| # |  | ||||||
| # $ bin/get-pick-list.sh |  | ||||||
| # $ bin/get-pick-list.sh > picklist |  | ||||||
| # $ bin/get-pick-list.sh | tee picklist |  | ||||||
|  |  | ||||||
| # Grep for commits with "cherry picked from commit" in the commit message. |  | ||||||
| git log --reverse --grep="cherry picked from commit" origin/master..HEAD |\ |  | ||||||
| 	grep "cherry picked from commit" |\ |  | ||||||
| 	sed -e 's/^[[:space:]]*(cherry picked from commit[[:space:]]*//' -e 's/)//' > already_picked |  | ||||||
|  |  | ||||||
| # Grep for commits that were marked as a candidate for the stable tree. |  | ||||||
| git log --reverse --pretty=%H -i --grep='^\([[:space:]]*NOTE: .*[Cc]andidate\|CC:.*mesa-stable\)' HEAD..origin/master |\ |  | ||||||
| while read sha |  | ||||||
| do |  | ||||||
| 	# Check to see whether the patch is on the ignore list. |  | ||||||
| 	if [ -f bin/.cherry-ignore ] ; then |  | ||||||
| 		if grep -q ^$sha bin/.cherry-ignore ; then |  | ||||||
| 			continue |  | ||||||
| 		fi |  | ||||||
| 	fi |  | ||||||
|  |  | ||||||
| 	# Check to see if it has already been picked over. |  | ||||||
| 	if grep -q ^$sha already_picked ; then |  | ||||||
| 		continue |  | ||||||
| 	fi |  | ||||||
|  |  | ||||||
| 	git log -n1 --pretty=oneline $sha | cat |  | ||||||
| done |  | ||||||
|  |  | ||||||
| rm -f already_picked |  | ||||||
							
								
								
									
										153
									
								
								bin/mklib.aix
									
									
									
									
									
										Executable file
									
								
							
							
						
						
									
										153
									
								
								bin/mklib.aix
									
									
									
									
									
										Executable file
									
								
							| @@ -0,0 +1,153 @@ | |||||||
|  | #!/bin/ksh | ||||||
|  |  | ||||||
|  | # Make an AIX shared library (tricky!!!) | ||||||
|  | # Based on a script from Athanasios G. Gaitatzes (gaitat@vnet.ibm.com) | ||||||
|  | # Improved by Greg Thompson <gregt@visix.com> -gt | ||||||
|  |  | ||||||
|  | #--identification------------------------------------------------------ | ||||||
|  |  | ||||||
|  | # $Id: mklib.aix,v 1.2 1999/09/15 15:10:20 brianp Exp $ | ||||||
|  |  | ||||||
|  | # $Log: mklib.aix,v $ | ||||||
|  | # Revision 1.2  1999/09/15 15:10:20  brianp | ||||||
|  | # added third, tiny version number to arguments | ||||||
|  | # | ||||||
|  | # Revision 1.1  1999/08/19 13:52:56  brianp | ||||||
|  | # initial check-in (post-crash) | ||||||
|  | # | ||||||
|  |  | ||||||
|  |  | ||||||
|  | #--common-------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | LIBRARY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MAJOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MINOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | TINY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | OBJECTS=$* | ||||||
|  |  | ||||||
|  | #--platform------------------------------------------------------------ | ||||||
|  |  | ||||||
|  | # BASENAME = LIBRARY without .a suffix | ||||||
|  | BASENAME=`echo ${LIBRARY} | sed "s/\.a//g"` | ||||||
|  |  | ||||||
|  | # Name of exports file | ||||||
|  | EXPFILE=${BASENAME}.exp | ||||||
|  |  | ||||||
|  | # Name of temporary shared lib file | ||||||
|  | OFILE=shr.o | ||||||
|  | ####OFILE=${BASENAME}.o | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Remove any old files from previous make | ||||||
|  | rm -f ${LIBRARY} ${EXPFILE} ${OFILE} | ||||||
|  |  | ||||||
|  | # Pick a way to use nm -gt | ||||||
|  | NM=${NM-/bin/nm -eC} | ||||||
|  |  | ||||||
|  | # Determine which version of AIX this is | ||||||
|  | AIXVERSION=`uname -v` | ||||||
|  |  | ||||||
|  | # Pick a way to tell the linker there's no entrypoint -gt | ||||||
|  | case ${AIXVERSION} | ||||||
|  | { | ||||||
|  | 	3*) | ||||||
|  | 		ENTRY='-e _nostart' | ||||||
|  | 		;; | ||||||
|  | 	4*) | ||||||
|  | 		ENTRY=-bnoentry | ||||||
|  | 		;; | ||||||
|  | 	*) | ||||||
|  | 		echo "Error in mklib.aix!" | ||||||
|  | 		exit 1 | ||||||
|  | 		;; | ||||||
|  | } | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Other libraries which we may be dependent on.  Since we make the libraries | ||||||
|  | # in the order libGL.a, libaGLU.a, libglut.a just depends on its predecessor. | ||||||
|  | # modified to make otherlibs in the form of -lfoo -gt | ||||||
|  | OTHERLIBS=`ls ../lib/*.a | sed "s/..\/lib\/lib/-l/g" | sed "s/\.a//g"` | ||||||
|  |  | ||||||
|  | ##echo OTHERLIBS are ${OTHERLIBS} | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Make exports (.exp) file header | ||||||
|  | echo "#! ${LIBRARY}" > ${EXPFILE} | ||||||
|  |  | ||||||
|  | # Append list of exported symbols to exports file -gt | ||||||
|  | case ${AIXVERSION} | ||||||
|  | { | ||||||
|  |     3*) | ||||||
|  | 	${NM} ${OBJECTS} | awk -F'|' '{ | ||||||
|  | 	    if ($3 != "extern" || substr($7,1,1) == " ") continue | ||||||
|  | 	    sub ("  *", "", $1); sub ("  *", "", $7) | ||||||
|  | 	    if ( (($7 == ".text") || ($7 == ".data") || ($7 == ".bss"))  \ | ||||||
|  | 		    && ( substr($1,1,1) != ".")) { | ||||||
|  | 		if (substr ($1, 1, 7) != "__sinit" && | ||||||
|  | 			substr ($1, 1, 7) != "__sterm") { | ||||||
|  | 		    if (substr ($1, 1, 5) == "__tf1") | ||||||
|  | 			print (substr ($1, 7)) | ||||||
|  | 		    else if (substr ($1, 1, 5) == "__tf9") | ||||||
|  | 			print (substr ($1, 15)) | ||||||
|  | 		    else | ||||||
|  | 			print $1 | ||||||
|  | 		} | ||||||
|  | 	    } | ||||||
|  | 	}' | sort -u >> ${EXPFILE} | ||||||
|  | 	;; | ||||||
|  |  | ||||||
|  |     4*) | ||||||
|  | 	${NM} ${OBJECTS} | awk '{ | ||||||
|  | 	    if ((($2 == "T") || ($2 == "D") || ($2 == "B")) \ | ||||||
|  | 		    && ( substr($1,1,1) != ".")) { | ||||||
|  | 		if (substr ($1, 1, 7) != "__sinit" && | ||||||
|  | 			substr ($1, 1, 7) != "__sterm") { | ||||||
|  | 		    if (substr ($1, 1, 5) == "__tf1") | ||||||
|  | 			print (substr ($1, 7)) | ||||||
|  | 		    else if (substr ($1, 1, 5) == "__tf9") | ||||||
|  | 			print (substr ($1, 15)) | ||||||
|  | 		    else | ||||||
|  | 			print $1 | ||||||
|  | 		} | ||||||
|  | 	    } | ||||||
|  | 	}' | sort -u >> ${EXPFILE} | ||||||
|  | 	;; | ||||||
|  | } | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # This next line is a hack to allow full compatibility with IBM's OpenGL | ||||||
|  | # libraries.  IBM mistakenly exports glLoadIdentity from the libGLU.a | ||||||
|  | # library.  We have to do the same thing.  Problem reported by Yemi Adesanya | ||||||
|  | # (adesanya@afsmail.cern.ch) and Patrick Brown (pbrown@austin.ibm.com) | ||||||
|  | if [ "${BASENAME}" = libGLU ] ; then | ||||||
|  |     echo "glLoadIdentity" >> ${EXPFILE} | ||||||
|  | fi | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Make the shared lib file | ||||||
|  | cc -o ${OFILE} ${OBJECTS} -L../lib ${OTHERLIBS} -lX11 -lXext -lXmu -lXi -lm -lc -bE:${EXPFILE} -bM:SRE ${ENTRY} | ||||||
|  |  | ||||||
|  |  | ||||||
|  | # Make the .a file | ||||||
|  | ar ruv ${LIBRARY} ${OFILE} | ||||||
|  |  | ||||||
|  | # Put exports file in Mesa lib directory | ||||||
|  | mv ${EXPFILE} ../lib | ||||||
|  |  | ||||||
|  | # Remove OFILE | ||||||
|  | rm -f ${OFILE} | ||||||
|  |  | ||||||
|  |  | ||||||
|  | #NOTES | ||||||
|  | # AIX 4.x /usr/bin/nm -B patch from ssclift@mach.me.queensu.ca (Simon Clift) | ||||||
|  | # Robustified symbol extraction for AIX 3 and 4 | ||||||
|  | #   Greg Thompson <gregt@visix.com> | ||||||
|  |  | ||||||
							
								
								
									
										38
									
								
								bin/mklib.ar-ruv
									
									
									
									
									
										Executable file
									
								
							
							
						
						
									
										38
									
								
								bin/mklib.ar-ruv
									
									
									
									
									
										Executable file
									
								
							| @@ -0,0 +1,38 @@ | |||||||
|  | #!/bin/sh | ||||||
|  |  | ||||||
|  | # Make a standard Unix .a library file with 'ar ruv' | ||||||
|  |  | ||||||
|  | #--identification------------------------------------------------------ | ||||||
|  |  | ||||||
|  | # $Id: mklib.ar-ruv,v 1.2 1999/09/15 15:10:20 brianp Exp $ | ||||||
|  |  | ||||||
|  | # $Log: mklib.ar-ruv,v $ | ||||||
|  | # Revision 1.2  1999/09/15 15:10:20  brianp | ||||||
|  | # added third, tiny version number to arguments | ||||||
|  | # | ||||||
|  | # Revision 1.1  1999/08/19 13:52:57  brianp | ||||||
|  | # initial check-in (post-crash) | ||||||
|  | # | ||||||
|  |  | ||||||
|  |  | ||||||
|  | #--common-------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | LIBRARY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MAJOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MINOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | TINY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | OBJECTS=$* | ||||||
|  |  | ||||||
|  | #--platform------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | #ar ruv $LIBRARY $OBJECTS | ||||||
|  | ar ru $LIBRARY $OBJECTS | ||||||
|  |  | ||||||
							
								
								
									
										52
									
								
								bin/mklib.solaris
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										52
									
								
								bin/mklib.solaris
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,52 @@ | |||||||
|  | #!/bin/sh | ||||||
|  |  | ||||||
|  | # Make a Solaris shared library | ||||||
|  | # contributed by Arno Hahma (arno@nitro.pp.utu.fi) | ||||||
|  |  | ||||||
|  | #--identification------------------------------------------------------ | ||||||
|  |  | ||||||
|  | # $Id: mklib.solaris,v 1.2 1999/09/15 15:10:20 brianp Exp $ | ||||||
|  |  | ||||||
|  | # $Log: mklib.solaris,v $ | ||||||
|  | # Revision 1.2  1999/09/15 15:10:20  brianp | ||||||
|  | # added third, tiny version number to arguments | ||||||
|  | # | ||||||
|  | # Revision 1.1  1999/08/19 13:53:06  brianp | ||||||
|  | # initial check-in (post-crash) | ||||||
|  | # | ||||||
|  |  | ||||||
|  |  | ||||||
|  | #--common-------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | LIBRARY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MAJOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | MINOR=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | TINY=$1 | ||||||
|  | shift 1 | ||||||
|  |  | ||||||
|  | OBJECTS=$* | ||||||
|  |  | ||||||
|  | #--platform------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | set -x | ||||||
|  |  | ||||||
|  | LIBRARY=`basename $LIBRARY .a` | ||||||
|  |  | ||||||
|  | VERSION=$MAJOR.$MINOR | ||||||
|  |  | ||||||
|  | echo "Building shared object $LIBRARY.so.$VERSION and the archive library $LIBRARY.a" | ||||||
|  | rm -f ${LIBRARY}.a ${LIBRARY}.so.${VERSION} | ||||||
|  | ar ruv ${LIBRARY}.a ${OBJECTS} | ||||||
|  |  | ||||||
|  | ld -G -o ${LIBRARY}.so.${VERSION} ${OBJECTS} | ||||||
|  |  | ||||||
|  | cp ${LIBRARY}.a ${LIBRARY}.so.${VERSION} ../lib | ||||||
|  | cd ../lib | ||||||
|  | ln -s ${LIBRARY}.so.${VERSION} ${LIBRARY}.so | ||||||
|  |  | ||||||
| @@ -1,251 +0,0 @@ | |||||||
| #!/usr/bin/env python |  | ||||||
| # |  | ||||||
| # Copyright 2012 VMware Inc |  | ||||||
| # Copyright 2008-2009 Jose Fonseca |  | ||||||
| # |  | ||||||
| # Permission is hereby granted, free of charge, to any person obtaining a copy |  | ||||||
| # of this software and associated documentation files (the "Software"), to deal |  | ||||||
| # in the Software without restriction, including without limitation the rights |  | ||||||
| # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |  | ||||||
| # copies of the Software, and to permit persons to whom the Software is |  | ||||||
| # furnished to do so, subject to the following conditions: |  | ||||||
| # |  | ||||||
| # The above copyright notice and this permission notice shall be included in |  | ||||||
| # all copies or substantial portions of the Software. |  | ||||||
| # |  | ||||||
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |  | ||||||
| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |  | ||||||
| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |  | ||||||
| # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |  | ||||||
| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |  | ||||||
| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |  | ||||||
| # THE SOFTWARE. |  | ||||||
| # |  | ||||||
|  |  | ||||||
| """Perf annotate for JIT code. |  | ||||||
|  |  | ||||||
| Linux `perf annotate` does not work with JIT code.  This script takes the data |  | ||||||
| produced by `perf script` command, plus the diassemblies outputed by gallivm |  | ||||||
| into /tmp/perf-XXXXX.map.asm and produces output similar to `perf annotate`. |  | ||||||
|  |  | ||||||
| See docs/llvmpipe.html for usage instructions. |  | ||||||
|  |  | ||||||
| The `perf script` output parser was derived from the gprof2dot.py script. |  | ||||||
| """ |  | ||||||
|  |  | ||||||
|  |  | ||||||
| import sys |  | ||||||
| import os.path |  | ||||||
| import re |  | ||||||
| import optparse |  | ||||||
| import subprocess |  | ||||||
|  |  | ||||||
|  |  | ||||||
| class Parser: |  | ||||||
|     """Parser interface.""" |  | ||||||
|  |  | ||||||
|     def __init__(self): |  | ||||||
|         pass |  | ||||||
|  |  | ||||||
|     def parse(self): |  | ||||||
|         raise NotImplementedError |  | ||||||
|  |  | ||||||
|  |  | ||||||
| class LineParser(Parser): |  | ||||||
|     """Base class for parsers that read line-based formats.""" |  | ||||||
|  |  | ||||||
|     def __init__(self, file): |  | ||||||
|         Parser.__init__(self) |  | ||||||
|         self._file = file |  | ||||||
|         self.__line = None |  | ||||||
|         self.__eof = False |  | ||||||
|         self.line_no = 0 |  | ||||||
|  |  | ||||||
|     def readline(self): |  | ||||||
|         line = self._file.readline() |  | ||||||
|         if not line: |  | ||||||
|             self.__line = '' |  | ||||||
|             self.__eof = True |  | ||||||
|         else: |  | ||||||
|             self.line_no += 1 |  | ||||||
|         self.__line = line.rstrip('\r\n') |  | ||||||
|  |  | ||||||
|     def lookahead(self): |  | ||||||
|         assert self.__line is not None |  | ||||||
|         return self.__line |  | ||||||
|  |  | ||||||
|     def consume(self): |  | ||||||
|         assert self.__line is not None |  | ||||||
|         line = self.__line |  | ||||||
|         self.readline() |  | ||||||
|         return line |  | ||||||
|  |  | ||||||
|     def eof(self): |  | ||||||
|         assert self.__line is not None |  | ||||||
|         return self.__eof |  | ||||||
|  |  | ||||||
|  |  | ||||||
| mapFile = None |  | ||||||
|  |  | ||||||
| def lookupMap(filename, matchSymbol): |  | ||||||
|     global mapFile |  | ||||||
|     mapFile = filename |  | ||||||
|     stream = open(filename, 'rt') |  | ||||||
|     for line in stream: |  | ||||||
|         start, length, symbol = line.split() |  | ||||||
|  |  | ||||||
|         start = int(start, 16) |  | ||||||
|         length = int(length,16) |  | ||||||
|  |  | ||||||
|         if symbol == matchSymbol: |  | ||||||
|             return start |  | ||||||
|  |  | ||||||
|     return None |  | ||||||
|  |  | ||||||
| def lookupAsm(filename, desiredFunction): |  | ||||||
|     stream = open(filename + '.asm', 'rt') |  | ||||||
|     while stream.readline() != desiredFunction + ':\n': |  | ||||||
|         pass |  | ||||||
|  |  | ||||||
|     asm = [] |  | ||||||
|     line = stream.readline().strip() |  | ||||||
|     while line: |  | ||||||
|         addr, instr = line.split(':', 1) |  | ||||||
|         addr = int(addr) |  | ||||||
|         asm.append((addr, instr)) |  | ||||||
|         line = stream.readline().strip() |  | ||||||
|  |  | ||||||
|     return asm |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| samples = {} |  | ||||||
|  |  | ||||||
|  |  | ||||||
| class PerfParser(LineParser): |  | ||||||
|     """Parser for linux perf callgraph output. |  | ||||||
|  |  | ||||||
|     It expects output generated with |  | ||||||
|  |  | ||||||
|         perf record -g |  | ||||||
|         perf script |  | ||||||
|     """ |  | ||||||
|  |  | ||||||
|     def __init__(self, infile, symbol): |  | ||||||
|         LineParser.__init__(self, infile) |  | ||||||
| 	self.symbol = symbol |  | ||||||
|  |  | ||||||
|     def readline(self): |  | ||||||
|         # Override LineParser.readline to ignore comment lines |  | ||||||
|         while True: |  | ||||||
|             LineParser.readline(self) |  | ||||||
|             if self.eof() or not self.lookahead().startswith('#'): |  | ||||||
|                 break |  | ||||||
|  |  | ||||||
|     def parse(self): |  | ||||||
|         # read lookahead |  | ||||||
|         self.readline() |  | ||||||
|  |  | ||||||
|         while not self.eof(): |  | ||||||
|             self.parse_event() |  | ||||||
|  |  | ||||||
|         asm = lookupAsm(mapFile, self.symbol) |  | ||||||
|  |  | ||||||
|         addresses = samples.keys() |  | ||||||
|         addresses.sort() |  | ||||||
|         total_samples = 0 |  | ||||||
|  |  | ||||||
| 	sys.stdout.write('%s:\n' % self.symbol) |  | ||||||
|         for address, instr in asm: |  | ||||||
|             try: |  | ||||||
|                 sample = samples.pop(address) |  | ||||||
|             except KeyError: |  | ||||||
|                 sys.stdout.write(6*' ') |  | ||||||
|             else: |  | ||||||
|                 sys.stdout.write('%6u' % (sample)) |  | ||||||
|                 total_samples += sample |  | ||||||
|             sys.stdout.write('%6u: %s\n' % (address, instr)) |  | ||||||
|         print 'total:', total_samples |  | ||||||
|         assert len(samples) == 0 |  | ||||||
|  |  | ||||||
|         sys.exit(0) |  | ||||||
|  |  | ||||||
|     def parse_event(self): |  | ||||||
|         if self.eof(): |  | ||||||
|             return |  | ||||||
|  |  | ||||||
|         line = self.consume() |  | ||||||
|         assert line |  | ||||||
|  |  | ||||||
|         callchain = self.parse_callchain() |  | ||||||
|         if not callchain: |  | ||||||
|             return |  | ||||||
|  |  | ||||||
|     def parse_callchain(self): |  | ||||||
|         callchain = [] |  | ||||||
|         while self.lookahead(): |  | ||||||
|             function = self.parse_call(len(callchain) == 0) |  | ||||||
|             if function is None: |  | ||||||
|                 break |  | ||||||
|             callchain.append(function) |  | ||||||
|         if self.lookahead() == '': |  | ||||||
|             self.consume() |  | ||||||
|         return callchain |  | ||||||
|  |  | ||||||
|     call_re = re.compile(r'^\s+(?P<address>[0-9a-fA-F]+)\s+(?P<symbol>.*)\s+\((?P<module>[^)]*)\)$') |  | ||||||
|  |  | ||||||
|     def parse_call(self, first): |  | ||||||
|         line = self.consume() |  | ||||||
|         mo = self.call_re.match(line) |  | ||||||
|         assert mo |  | ||||||
|         if not mo: |  | ||||||
|             return None |  | ||||||
|  |  | ||||||
|         if not first: |  | ||||||
|             return None |  | ||||||
|  |  | ||||||
|         function_name = mo.group('symbol') |  | ||||||
|         if not function_name: |  | ||||||
|             function_name = mo.group('address') |  | ||||||
|  |  | ||||||
|         module = mo.group('module') |  | ||||||
|  |  | ||||||
|         function_id = function_name + ':' + module |  | ||||||
|  |  | ||||||
|         address = mo.group('address') |  | ||||||
|         address = int(address, 16) |  | ||||||
|  |  | ||||||
|         if function_name != self.symbol: |  | ||||||
|             return None |  | ||||||
|  |  | ||||||
|         start_address = lookupMap(module, function_name) |  | ||||||
|         address -= start_address |  | ||||||
|  |  | ||||||
|         #print function_name, module, address |  | ||||||
|  |  | ||||||
|         samples[address] = samples.get(address, 0) + 1 |  | ||||||
|  |  | ||||||
|         return True |  | ||||||
|  |  | ||||||
|  |  | ||||||
| def main(): |  | ||||||
|     """Main program.""" |  | ||||||
|  |  | ||||||
|     optparser = optparse.OptionParser( |  | ||||||
|         usage="\n\t%prog [options] symbol_name") |  | ||||||
|     (options, args) = optparser.parse_args(sys.argv[1:]) |  | ||||||
|     if len(args) != 1: |  | ||||||
|         optparser.error('wrong number of arguments') |  | ||||||
|  |  | ||||||
|     symbol = args[0] |  | ||||||
|  |  | ||||||
|     p = subprocess.Popen(['perf', 'script'], stdout=subprocess.PIPE, stderr=subprocess.PIPE) |  | ||||||
|     parser = PerfParser(p.stdout, symbol) |  | ||||||
|     parser.parse() |  | ||||||
|  |  | ||||||
|  |  | ||||||
| if __name__ == '__main__': |  | ||||||
|     main() |  | ||||||
|  |  | ||||||
|  |  | ||||||
| # vim: set sw=4 et: |  | ||||||
| @@ -1,29 +0,0 @@ | |||||||
| #!/bin/bash |  | ||||||
|  |  | ||||||
| # This script is used to generate the list of changes that |  | ||||||
| # appears in the release notes files, with HTML formatting. |  | ||||||
| # |  | ||||||
| # Usage examples: |  | ||||||
| # |  | ||||||
| # $ bin/shortlog_mesa.sh mesa-9.0.2..mesa-9.0.3 |  | ||||||
| # $ bin/shortlog_mesa.sh mesa-9.0.2..mesa-9.0.3 > changes |  | ||||||
| # $ bin/shortlog_mesa.sh mesa-9.0.2..mesa-9.0.3 | tee changes |  | ||||||
|  |  | ||||||
|  |  | ||||||
| typeset -i in_log=0 |  | ||||||
|  |  | ||||||
| git shortlog $* | while read l |  | ||||||
| do |  | ||||||
|     if [ $in_log -eq 0 ]; then |  | ||||||
| 	echo '<p>'$l'</p>' |  | ||||||
| 	echo '<ul>' |  | ||||||
| 	in_log=1 |  | ||||||
|     elif echo "$l" | egrep -q '^$' ; then |  | ||||||
| 	echo '</ul>' |  | ||||||
| 	echo |  | ||||||
| 	in_log=0 |  | ||||||
|     else |  | ||||||
|         mesg=$(echo $l | sed 's/ (cherry picked from commit [0-9a-f]\+)//;s/\&/&/g;s/</\</g;s/>/\>/g') |  | ||||||
| 	echo '  <li>'${mesg}'</li>' |  | ||||||
|     fi |  | ||||||
| done |  | ||||||
							
								
								
									
										103
									
								
								common.py
									
									
									
									
									
								
							
							
						
						
									
										103
									
								
								common.py
									
									
									
									
									
								
							| @@ -1,103 +0,0 @@ | |||||||
| ####################################################################### |  | ||||||
| # Common SCons code |  | ||||||
|  |  | ||||||
| import os |  | ||||||
| import os.path |  | ||||||
| import re |  | ||||||
| import subprocess |  | ||||||
| import sys |  | ||||||
| import platform as _platform |  | ||||||
|  |  | ||||||
| import SCons.Script.SConscript |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Defaults |  | ||||||
|  |  | ||||||
| host_platform = _platform.system().lower() |  | ||||||
| if host_platform.startswith('cygwin'): |  | ||||||
|     host_platform = 'cygwin' |  | ||||||
|  |  | ||||||
| # Search sys.argv[] for a "platform=foo" argument since we don't have |  | ||||||
| # an 'env' variable at this point. |  | ||||||
| if 'platform' in SCons.Script.ARGUMENTS: |  | ||||||
|     target_platform = SCons.Script.ARGUMENTS['platform'] |  | ||||||
| else: |  | ||||||
|     target_platform = host_platform |  | ||||||
|  |  | ||||||
| _machine_map = { |  | ||||||
| 	'x86': 'x86', |  | ||||||
| 	'i386': 'x86', |  | ||||||
| 	'i486': 'x86', |  | ||||||
| 	'i586': 'x86', |  | ||||||
| 	'i686': 'x86', |  | ||||||
| 	'BePC': 'x86', |  | ||||||
| 	'Intel': 'x86', |  | ||||||
| 	'ppc' : 'ppc', |  | ||||||
| 	'BeBox': 'ppc', |  | ||||||
| 	'BeMac': 'ppc', |  | ||||||
| 	'AMD64': 'x86_64', |  | ||||||
| 	'x86_64': 'x86_64', |  | ||||||
| 	'sparc': 'sparc', |  | ||||||
| 	'sun4u': 'sparc', |  | ||||||
| } |  | ||||||
|  |  | ||||||
|  |  | ||||||
| # find host_machine value |  | ||||||
| if 'PROCESSOR_ARCHITECTURE' in os.environ: |  | ||||||
| 	host_machine = os.environ['PROCESSOR_ARCHITECTURE'] |  | ||||||
| else: |  | ||||||
| 	host_machine = _platform.machine() |  | ||||||
| host_machine = _machine_map.get(host_machine, 'generic') |  | ||||||
|  |  | ||||||
| default_machine = host_machine |  | ||||||
| default_toolchain = 'default' |  | ||||||
|  |  | ||||||
| if target_platform == 'windows' and host_platform != 'windows': |  | ||||||
|     default_machine = 'x86' |  | ||||||
|     default_toolchain = 'crossmingw' |  | ||||||
|  |  | ||||||
|  |  | ||||||
| # find default_llvm value |  | ||||||
| if 'LLVM' in os.environ: |  | ||||||
|     default_llvm = 'yes' |  | ||||||
| else: |  | ||||||
|     default_llvm = 'no' |  | ||||||
|     try: |  | ||||||
|         if target_platform != 'windows' and \ |  | ||||||
|            subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0: |  | ||||||
|             default_llvm = 'yes' |  | ||||||
|     except: |  | ||||||
|         pass |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ####################################################################### |  | ||||||
| # Common options |  | ||||||
|  |  | ||||||
| def AddOptions(opts): |  | ||||||
| 	try: |  | ||||||
| 		from SCons.Variables.BoolVariable import BoolVariable as BoolOption |  | ||||||
| 	except ImportError: |  | ||||||
| 		from SCons.Options.BoolOption import BoolOption |  | ||||||
| 	try: |  | ||||||
| 		from SCons.Variables.EnumVariable import EnumVariable as EnumOption |  | ||||||
| 	except ImportError: |  | ||||||
| 		from SCons.Options.EnumOption import EnumOption |  | ||||||
| 	opts.Add(EnumOption('build', 'build type', 'debug', |  | ||||||
| 	                  allowed_values=('debug', 'checked', 'profile', 'release'))) |  | ||||||
| 	opts.Add(BoolOption('verbose', 'verbose output', 'no')) |  | ||||||
| 	opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine, |  | ||||||
| 											 allowed_values=('generic', 'ppc', 'x86', 'x86_64'))) |  | ||||||
| 	opts.Add(EnumOption('platform', 'target platform', host_platform, |  | ||||||
| 											 allowed_values=('cygwin', 'darwin', 'freebsd', 'haiku', 'linux', 'sunos', 'windows'))) |  | ||||||
| 	opts.Add(BoolOption('embedded', 'embedded build', 'no')) |  | ||||||
| 	opts.Add('toolchain', 'compiler toolchain', default_toolchain) |  | ||||||
| 	opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support', 'no')) |  | ||||||
| 	opts.Add(BoolOption('llvm', 'use LLVM', default_llvm)) |  | ||||||
| 	opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)', 'no')) |  | ||||||
| 	opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes')) |  | ||||||
| 	opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no')) |  | ||||||
| 	opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes')) |  | ||||||
| 	opts.Add(BoolOption('texture_float', 'enable floating-point textures and renderbuffers', 'no')) |  | ||||||
| 	if host_platform == 'windows': |  | ||||||
| 		opts.Add(EnumOption('MSVC_VERSION', 'MS Visual C++ version', None, allowed_values=('7.1', '8.0', '9.0', '10.0', '11.0'))) |  | ||||||
							
								
								
									
										2196
									
								
								configure.ac
									
									
									
									
									
								
							
							
						
						
									
										2196
									
								
								configure.ac
									
									
									
									
									
								
							
										
											
												File diff suppressed because it is too large
												Load Diff
											
										
									
								
							| @@ -1,4 +0,0 @@ | |||||||
| Known issues in the ARB_color_buffer_float implementation: |  | ||||||
| - Rendering to multiple render targets, some fixed-point, some floating-point, with FIXED_ONLY fragment clamping and polygon smooth enabled may write incorrect values to the fixed point buffers (depends on spec interpretation) |  | ||||||
| - For fragment programs with ARB_fog_* options, colors are clamped before fog application regardless of the fragment clamping setting (this depends on spec interpretation) |  | ||||||
|  |  | ||||||
							
								
								
									
										182
									
								
								docs/GL3.txt
									
									
									
									
									
								
							
							
						
						
									
										182
									
								
								docs/GL3.txt
									
									
									
									
									
								
							| @@ -1,182 +0,0 @@ | |||||||
|  |  | ||||||
| Status of OpenGL 3.x features in Mesa |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Note: when an item is marked as "DONE" it means all the core Mesa |  | ||||||
| infrastructure is complete but it may be the case that few (if any) drivers |  | ||||||
| implement the features. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| OpenGL Core and Compatibility context support |  | ||||||
|  |  | ||||||
| OpenGL 3.1 and later versions are only supported with the Core profile. |  | ||||||
| There are no plans to support GL_ARB_compatibility. The last supported OpenGL |  | ||||||
| version with all deprecated features is 3.0. Some of the later GL features |  | ||||||
| are exposed in the 3.0 context as extensions. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Feature                                               Status |  | ||||||
| ----------------------------------------------------- ------------------------ |  | ||||||
|  |  | ||||||
| GL 3.0: |  | ||||||
|  |  | ||||||
| GLSL 1.30                                             DONE (i965, r600, radeonsi) |  | ||||||
| glBindFragDataLocation, glGetFragDataLocation         DONE |  | ||||||
| Conditional rendering (GL_NV_conditional_render)      DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Map buffer subranges (GL_ARB_map_buffer_range)        DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Clamping controls (GL_ARB_color_buffer_float)         DONE (i965, r300, r600, radeonsi) |  | ||||||
| Float textures, renderbuffers (GL_ARB_texture_float)  DONE (i965, r300, r600, radeonsi) |  | ||||||
| GL_EXT_packed_float                                   DONE (i965, r600, radeonsi) |  | ||||||
| GL_EXT_texture_shared_exponent                        DONE (i965, r600, radeonsi, swrast) |  | ||||||
| Float depth buffers (GL_ARB_depth_buffer_float)       DONE (i965, r600, radeonsi) |  | ||||||
| Framebuffer objects (GL_ARB_framebuffer_object)       DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Half-float                                            DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Non-normalized Integer texture/framebuffer formats    DONE (i965, r600, radeonsi) |  | ||||||
| 1D/2D Texture arrays                                  DONE (i965, r600, radeonsi) |  | ||||||
| Per-buffer blend and masks (GL_EXT_draw_buffers2)     DONE (i965, r600, radeonsi, swrast) |  | ||||||
| GL_EXT_texture_compression_rgtc                       DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Red and red/green texture formats                     DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Transform feedback (GL_EXT_transform_feedback)        DONE (i965, r600, radeonsi) |  | ||||||
| Vertex array objects (GL_APPLE_vertex_array_object)   DONE (all drivers) |  | ||||||
| sRGB framebuffer format (GL_EXT_framebuffer_sRGB)     DONE (i965, r600, radeonsi) |  | ||||||
| glClearBuffer commands                                DONE |  | ||||||
| glGetStringi command                                  DONE |  | ||||||
| glTexParameterI, glGetTexParameterI commands          DONE |  | ||||||
| glVertexAttribI commands                              DONE |  | ||||||
| Depth format cube textures                            DONE (i965, r600, radeonsi) |  | ||||||
| GLX_ARB_create_context (GLX 1.4 is required)          DONE |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 3.1: |  | ||||||
|  |  | ||||||
| GLSL 1.40                                             DONE (i965, r600, radeonsi) |  | ||||||
| Forward compatible context support/deprecations       DONE (i965, r600, radeonsi) |  | ||||||
| Instanced drawing (GL_ARB_draw_instanced)             DONE (i965, r600, radeonsi, swrast) |  | ||||||
| Buffer copying (GL_ARB_copy_buffer)                   DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Primitive restart (GL_NV_primitive_restart)           DONE (i965, r300, r600, radeonsi) |  | ||||||
| 16 vertex texture image units                         DONE (i965, r600, radeonsi) |  | ||||||
| Texture buffer objs (GL_ARB_texture_buffer_object)    DONE for OpenGL 3.1 contexts (i965, r600, radeonsi) |  | ||||||
| Rectangular textures (GL_ARB_texture_rectangle)       DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Uniform buffer objs (GL_ARB_uniform_buffer_object)    DONE (i965, r600, radeonsi, swrast) |  | ||||||
| Signed normalized textures (GL_EXT_texture_snorm)     DONE (i965, r300, r600, radeonsi) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 3.2: |  | ||||||
|  |  | ||||||
| Core/compatibility profiles                           DONE |  | ||||||
| GLSL 1.50                                             DONE (i965) |  | ||||||
| Geometry shaders                                      DONE (i965) |  | ||||||
| BGRA vertex order (GL_ARB_vertex_array_bgra)          DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Base vertex offset(GL_ARB_draw_elements_base_vertex)  DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Frag shader coord (GL_ARB_fragment_coord_conventions) DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Provoking vertex (GL_ARB_provoking_vertex)            DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| Seamless cubemaps (GL_ARB_seamless_cube_map)          DONE (i965, r600, radeonsi) |  | ||||||
| Multisample textures (GL_ARB_texture_multisample)     DONE (i965, r600, radeonsi) |  | ||||||
| Frag depth clamp (GL_ARB_depth_clamp)                 DONE (i965, r600, swrast, radeonsi) |  | ||||||
| Fence objects (GL_ARB_sync)                           DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| GLX_ARB_create_context_profile                        DONE |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 3.3: |  | ||||||
|  |  | ||||||
| GLSL 3.30                                             DONE (i965) |  | ||||||
| GL_ARB_blend_func_extended                            DONE (i965, r600, radeonsi, softpipe) |  | ||||||
| GL_ARB_explicit_attrib_location                       DONE (i915, i965, r300, r600, radeonsi, swrast) |  | ||||||
| GL_ARB_occlusion_query2                               DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| GL_ARB_sampler_objects                                DONE (i965, r300, r600, radeonsi) |  | ||||||
| GL_ARB_shader_bit_encoding                            DONE (i965, r600, radeonsi) |  | ||||||
| GL_ARB_texture_rgb10_a2ui                             DONE (i965, r600, radeonsi) |  | ||||||
| GL_ARB_texture_swizzle                                DONE (i965, r300, r600, radeonsi, swrast) |  | ||||||
| GL_ARB_timer_query                                    DONE (i965, r600, radeonsi) |  | ||||||
| GL_ARB_instanced_arrays                               DONE (i965, r300, r600, radeonsi) |  | ||||||
| GL_ARB_vertex_type_2_10_10_10_rev                     DONE (i965, r600, radeonsi) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 4.0: |  | ||||||
|  |  | ||||||
| GLSL 4.0                                             not started |  | ||||||
| GL_ARB_texture_query_lod                             DONE (i965) |  | ||||||
| GL_ARB_draw_buffers_blend                            DONE (i965, r600, radeonsi, softpipe) |  | ||||||
| GL_ARB_draw_indirect                                 started (Christoph) |  | ||||||
| GL_ARB_gpu_shader5                                   started |  | ||||||
| GL_ARB_gpu_shader_fp64                               not started |  | ||||||
| GL_ARB_sample_shading                                DONE (i965) |  | ||||||
| GL_ARB_shader_subroutine                             not started |  | ||||||
| GL_ARB_tessellation_shader                           not started |  | ||||||
| GL_ARB_texture_buffer_object_rgb32                   DONE (i965, r600, radeonsi, softpipe) |  | ||||||
| GL_ARB_texture_cube_map_array                        DONE (i965, r600, softpipe) |  | ||||||
| GL_ARB_texture_gather                                DONE (i965) |  | ||||||
| GL_ARB_transform_feedback2                           DONE (i965, r600, radeonsi) |  | ||||||
| GL_ARB_transform_feedback3                           DONE (i965, r600, radeonsi) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 4.1: |  | ||||||
|  |  | ||||||
| GLSL 4.1                                             not started |  | ||||||
| GL_ARB_ES2_compatibility                             DONE (i965, r300, r600, radeonsi) |  | ||||||
| GL_ARB_get_program_binary                            DONE (0 binary formats) |  | ||||||
| GL_ARB_separate_shader_objects                       some infrastructure done |  | ||||||
| GL_ARB_shader_precision                              not started |  | ||||||
| GL_ARB_vertex_attrib_64bit                           not started |  | ||||||
| GL_ARB_viewport_array                                not started |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 4.2: |  | ||||||
|  |  | ||||||
| GLSL 4.2                                             not started |  | ||||||
| GL_ARB_texture_compression_bptc                      not started |  | ||||||
| GL_ARB_compressed_texture_pixel_storage              not started |  | ||||||
| GL_ARB_shader_atomic_counters                        DONE (i965) |  | ||||||
| GL_ARB_texture_storage                               DONE (all drivers) |  | ||||||
| GL_ARB_transform_feedback_instanced                  DONE (i965, r600, radeonsi) |  | ||||||
| GL_ARB_base_instance                                 DONE (i965, nv50, nvc0, r600, radeonsi) |  | ||||||
| GL_ARB_shader_image_load_store                       not started |  | ||||||
| GL_ARB_conservative_depth                            DONE (all drivers that support GLSL 1.30) |  | ||||||
| GL_ARB_shading_language_420pack                      DONE (all drivers that support GLSL 1.30) |  | ||||||
| GL_ARB_internalformat_query                          DONE (i965, r300, r600, radeonsi) |  | ||||||
| GL_ARB_map_buffer_alignment                          DONE (r300, r600, radeonsi) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 4.3: |  | ||||||
|  |  | ||||||
| GLSL 4.3                                             not started |  | ||||||
| GL_ARB_arrays_of_arrays                              not started |  | ||||||
| GL_ARB_ES3_compatibility                             DONE (i965) |  | ||||||
| GL_ARB_clear_buffer_object                           not started |  | ||||||
| GL_ARB_compute_shader                                not started |  | ||||||
| GL_ARB_copy_image                                    not started |  | ||||||
| GL_KHR_debug                                         DONE (all drivers) |  | ||||||
| GL_ARB_explicit_uniform_location                     not started |  | ||||||
| GL_ARB_fragment_layer_viewport                       not started |  | ||||||
| GL_ARB_framebuffer_no_attachments                    not started |  | ||||||
| GL_ARB_internalformat_query2                         not started |  | ||||||
| GL_ARB_invalidate_subdata                            DONE (all drivers) |  | ||||||
| GL_ARB_multi_draw_indirect                           not started |  | ||||||
| GL_ARB_program_interface_query                       not started |  | ||||||
| GL_ARB_robust_buffer_access_behavior                 not started |  | ||||||
| GL_ARB_shader_image_size                             not started |  | ||||||
| GL_ARB_shader_storage_buffer_object                  not started |  | ||||||
| GL_ARB_stencil_texturing                             not started |  | ||||||
| GL_ARB_texture_buffer_range                          DONE (nv50, nvc0, i965, r600, radeonsi) |  | ||||||
| GL_ARB_texture_query_levels                          DONE (i965) |  | ||||||
| GL_ARB_texture_storage_multisample                   DONE (all drivers that support GL_ARB_texture_multisample) |  | ||||||
| GL_ARB_texture_view                                  not started |  | ||||||
| GL_ARB_vertex_attrib_binding                         DONE (all drivers) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL 4.4: |  | ||||||
|  |  | ||||||
| GLSL 4.4                                             not started |  | ||||||
| GL_MAX_VERTEX_ATTRIB_STRIDE                          not started |  | ||||||
| GL_ARB_buffer_storage                                not started |  | ||||||
| GL_ARB_clear_texture                                 not started |  | ||||||
| GL_ARB_enhanced_layouts                              not started |  | ||||||
| GL_ARB_multi_bind                                    not started |  | ||||||
| GL_ARB_query_buffer_object                           not started |  | ||||||
| GL_ARB_texture_mirror_clamp_to_edge                  DONE (i965, nv30, nv50, nvc0, r300, r600, radeonsi, swrast) |  | ||||||
| GL_ARB_texture_stencil8                              not started |  | ||||||
| GL_ARB_vertex_type_10f_11f_11f_rev                   DONE (i965, r600) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| More info about these features and the work involved can be found at |  | ||||||
| http://dri.freedesktop.org/wiki/MissingFunctionality |  | ||||||
							
								
								
									
										182
									
								
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										182
									
								
								docs/INSTALL.GNU
									
									
									
									
									
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							| @@ -0,0 +1,182 @@ | |||||||
|  | Basic Installation | ||||||
|  | ================== | ||||||
|  |  | ||||||
|  |    These are generic installation instructions. | ||||||
|  |  | ||||||
|  |    The `configure' shell script attempts to guess correct values for | ||||||
|  | various system-dependent variables used during compilation.  It uses | ||||||
|  | those values to create a `Makefile' in each directory of the package. | ||||||
|  | It may also create one or more `.h' files containing system-dependent | ||||||
|  | definitions.  Finally, it creates a shell script `config.status' that | ||||||
|  | you can run in the future to recreate the current configuration, a file | ||||||
|  | `config.cache' that saves the results of its tests to speed up | ||||||
|  | reconfiguring, and a file `config.log' containing compiler output | ||||||
|  | (useful mainly for debugging `configure'). | ||||||
|  |  | ||||||
|  |    If you need to do unusual things to compile the package, please try | ||||||
|  | to figure out how `configure' could check whether to do them, and mail | ||||||
|  | diffs or instructions to the address given in the `README' so they can | ||||||
|  | be considered for the next release.  If at some point `config.cache' | ||||||
|  | contains results you don't want to keep, you may remove or edit it. | ||||||
|  |  | ||||||
|  |    The file `configure.in' is used to create `configure' by a program | ||||||
|  | called `autoconf'.  You only need `configure.in' if you want to change | ||||||
|  | it or regenerate `configure' using a newer version of `autoconf'. | ||||||
|  |  | ||||||
|  | The simplest way to compile this package is: | ||||||
|  |  | ||||||
|  |   1. `cd' to the directory containing the package's source code and type | ||||||
|  |      `./configure' to configure the package for your system.  If you're | ||||||
|  |      using `csh' on an old version of System V, you might need to type | ||||||
|  |      `sh ./configure' instead to prevent `csh' from trying to execute | ||||||
|  |      `configure' itself. | ||||||
|  |  | ||||||
|  |      Running `configure' takes awhile.  While running, it prints some | ||||||
|  |      messages telling which features it is checking for. | ||||||
|  |  | ||||||
|  |   2. Type `make' to compile the package. | ||||||
|  |  | ||||||
|  |   3. Optionally, type `make check' to run any self-tests that come with | ||||||
|  |      the package. | ||||||
|  |  | ||||||
|  |   4. Type `make install' to install the programs and any data files and | ||||||
|  |      documentation. | ||||||
|  |  | ||||||
|  |   5. You can remove the program binaries and object files from the | ||||||
|  |      source code directory by typing `make clean'.  To also remove the | ||||||
|  |      files that `configure' created (so you can compile the package for | ||||||
|  |      a different kind of computer), type `make distclean'.  There is | ||||||
|  |      also a `make maintainer-clean' target, but that is intended mainly | ||||||
|  |      for the package's developers.  If you use it, you may have to get | ||||||
|  |      all sorts of other programs in order to regenerate files that came | ||||||
|  |      with the distribution. | ||||||
|  |  | ||||||
|  | Compilers and Options | ||||||
|  | ===================== | ||||||
|  |  | ||||||
|  |    Some systems require unusual options for compilation or linking that | ||||||
|  | the `configure' script does not know about.  You can give `configure' | ||||||
|  | initial values for variables by setting them in the environment.  Using | ||||||
|  | a Bourne-compatible shell, you can do that on the command line like | ||||||
|  | this: | ||||||
|  |      CC=c89 CFLAGS=-O2 LIBS=-lposix ./configure | ||||||
|  |  | ||||||
|  | Or on systems that have the `env' program, you can do it like this: | ||||||
|  |      env CPPFLAGS=-I/usr/local/include LDFLAGS=-s ./configure | ||||||
|  |  | ||||||
|  | Compiling For Multiple Architectures | ||||||
|  | ==================================== | ||||||
|  |  | ||||||
|  |    You can compile the package for more than one kind of computer at the | ||||||
|  | same time, by placing the object files for each architecture in their | ||||||
|  | own directory.  To do this, you must use a version of `make' that | ||||||
|  | supports the `VPATH' variable, such as GNU `make'.  `cd' to the | ||||||
|  | directory where you want the object files and executables to go and run | ||||||
|  | the `configure' script.  `configure' automatically checks for the | ||||||
|  | source code in the directory that `configure' is in and in `..'. | ||||||
|  |  | ||||||
|  |    If you have to use a `make' that does not supports the `VPATH' | ||||||
|  | variable, you have to compile the package for one architecture at a time | ||||||
|  | in the source code directory.  After you have installed the package for | ||||||
|  | one architecture, use `make distclean' before reconfiguring for another | ||||||
|  | architecture. | ||||||
|  |  | ||||||
|  | Installation Names | ||||||
|  | ================== | ||||||
|  |  | ||||||
|  |    By default, `make install' will install the package's files in | ||||||
|  | `/usr/local/bin', `/usr/local/man', etc.  You can specify an | ||||||
|  | installation prefix other than `/usr/local' by giving `configure' the | ||||||
|  | option `--prefix=PATH'. | ||||||
|  |  | ||||||
|  |    You can specify separate installation prefixes for | ||||||
|  | architecture-specific files and architecture-independent files.  If you | ||||||
|  | give `configure' the option `--exec-prefix=PATH', the package will use | ||||||
|  | PATH as the prefix for installing programs and libraries. | ||||||
|  | Documentation and other data files will still use the regular prefix. | ||||||
|  |  | ||||||
|  |    In addition, if you use an unusual directory layout you can give | ||||||
|  | options like `--bindir=PATH' to specify different values for particular | ||||||
|  | kinds of files.  Run `configure --help' for a list of the directories | ||||||
|  | you can set and what kinds of files go in them. | ||||||
|  |  | ||||||
|  |    If the package supports it, you can cause programs to be installed | ||||||
|  | with an extra prefix or suffix on their names by giving `configure' the | ||||||
|  | option `--program-prefix=PREFIX' or `--program-suffix=SUFFIX'. | ||||||
|  |  | ||||||
|  | Optional Features | ||||||
|  | ================= | ||||||
|  |  | ||||||
|  |    Some packages pay attention to `--enable-FEATURE' options to | ||||||
|  | `configure', where FEATURE indicates an optional part of the package. | ||||||
|  | They may also pay attention to `--with-PACKAGE' options, where PACKAGE | ||||||
|  | is something like `gnu-as' or `x' (for the X Window System).  The | ||||||
|  | `README' should mention any `--enable-' and `--with-' options that the | ||||||
|  | package recognizes. | ||||||
|  |  | ||||||
|  |    For packages that use the X Window System, `configure' can usually | ||||||
|  | find the X include and library files automatically, but if it doesn't, | ||||||
|  | you can use the `configure' options `--x-includes=DIR' and | ||||||
|  | `--x-libraries=DIR' to specify their locations. | ||||||
|  |  | ||||||
|  | Specifying the System Type | ||||||
|  | ========================== | ||||||
|  |  | ||||||
|  |    There may be some features `configure' can not figure out | ||||||
|  | automatically, but needs to determine by the type of host the package | ||||||
|  | will run on.  Usually `configure' can figure that out, but if it prints | ||||||
|  | a message saying it can not guess the host type, give it the | ||||||
|  | `--host=TYPE' option.  TYPE can either be a short name for the system | ||||||
|  | type, such as `sun4', or a canonical name with three fields: | ||||||
|  |      CPU-COMPANY-SYSTEM | ||||||
|  |  | ||||||
|  | See the file `config.sub' for the possible values of each field.  If | ||||||
|  | `config.sub' isn't included in this package, then this package doesn't | ||||||
|  | need to know the host type. | ||||||
|  |  | ||||||
|  |    If you are building compiler tools for cross-compiling, you can also | ||||||
|  | use the `--target=TYPE' option to select the type of system they will | ||||||
|  | produce code for and the `--build=TYPE' option to select the type of | ||||||
|  | system on which you are compiling the package. | ||||||
|  |  | ||||||
|  | Sharing Defaults | ||||||
|  | ================ | ||||||
|  |  | ||||||
|  |    If you want to set default values for `configure' scripts to share, | ||||||
|  | you can create a site shell script called `config.site' that gives | ||||||
|  | default values for variables like `CC', `cache_file', and `prefix'. | ||||||
|  | `configure' looks for `PREFIX/share/config.site' if it exists, then | ||||||
|  | `PREFIX/etc/config.site' if it exists.  Or, you can set the | ||||||
|  | `CONFIG_SITE' environment variable to the location of the site script. | ||||||
|  | A warning: not all `configure' scripts look for a site script. | ||||||
|  |  | ||||||
|  | Operation Controls | ||||||
|  | ================== | ||||||
|  |  | ||||||
|  |    `configure' recognizes the following options to control how it | ||||||
|  | operates. | ||||||
|  |  | ||||||
|  | `--cache-file=FILE' | ||||||
|  |      Use and save the results of the tests in FILE instead of | ||||||
|  |      `./config.cache'.  Set FILE to `/dev/null' to disable caching, for | ||||||
|  |      debugging `configure'. | ||||||
|  |  | ||||||
|  | `--help' | ||||||
|  |      Print a summary of the options to `configure', and exit. | ||||||
|  |  | ||||||
|  | `--quiet' | ||||||
|  | `--silent' | ||||||
|  | `-q' | ||||||
|  |      Do not print messages saying which checks are being made.  To | ||||||
|  |      suppress all normal output, redirect it to `/dev/null' (any error | ||||||
|  |      messages will still be shown). | ||||||
|  |  | ||||||
|  | `--srcdir=DIR' | ||||||
|  |      Look for the package's source code in directory DIR.  Usually | ||||||
|  |      `configure' can determine that directory automatically. | ||||||
|  |  | ||||||
|  | `--version' | ||||||
|  |      Print the version of Autoconf used to generate the `configure' | ||||||
|  |      script, and exit. | ||||||
|  |  | ||||||
|  | `configure' also accepts some other, not widely useful, options. | ||||||
							
								
								
									
										88
									
								
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										88
									
								
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							| @@ -0,0 +1,88 @@ | |||||||
|  | Name | ||||||
|  |  | ||||||
|  |     MESA_copy_sub_buffer | ||||||
|  |  | ||||||
|  | Name Strings | ||||||
|  |  | ||||||
|  |     GLX_MESA_copy_sub_buffer | ||||||
|  |  | ||||||
|  | Contact | ||||||
|  |  | ||||||
|  |     Brian Paul (brian 'at' mesa3d.org) | ||||||
|  |  | ||||||
|  | Status | ||||||
|  |  | ||||||
|  |     Shipping since Mesa 2.6 in February, 1998. | ||||||
|  |  | ||||||
|  | Version | ||||||
|  |  | ||||||
|  |     Last Modified Date:  8 June 2000 | ||||||
|  |  | ||||||
|  | Number | ||||||
|  |  | ||||||
|  |     215 | ||||||
|  |  | ||||||
|  | Dependencies | ||||||
|  |  | ||||||
|  |     OpenGL 1.0 or later is required. | ||||||
|  |     GLX 1.0 or later is required. | ||||||
|  |  | ||||||
|  | Overview | ||||||
|  |  | ||||||
|  |     The glxCopySubBufferMESA() function copies a rectangular region | ||||||
|  |     of the back color buffer to the front color buffer.  This can be | ||||||
|  |     used to quickly repaint 3D windows in response to expose events | ||||||
|  |     when the back color buffer cannot be damaged by other windows. | ||||||
|  |  | ||||||
|  | IP Status | ||||||
|  |  | ||||||
|  |     Open-source; freely implementable. | ||||||
|  |  | ||||||
|  | Issues | ||||||
|  |  | ||||||
|  |     None. | ||||||
|  |  | ||||||
|  | New Procedures and Functions | ||||||
|  |  | ||||||
|  |     void glXCopySubBufferMESA( Display *dpy, GLXDrawable drawable, | ||||||
|  | 			       int x, int y, int width, int height ); | ||||||
|  |  | ||||||
|  | New Tokens | ||||||
|  |  | ||||||
|  |     None. | ||||||
|  |  | ||||||
|  | Additions to Chapter 3 of the GLX 1.3 Specification (Functions and Errors) | ||||||
|  |  | ||||||
|  |     Add to section 3.3.10 Double Buffering: | ||||||
|  |  | ||||||
|  |     The function | ||||||
|  |  | ||||||
|  | 	 void glXCopySubBufferMESA( Display *dpy, GLXDrawable drawable, | ||||||
|  | 				    int x, int y, int width, int height ); | ||||||
|  |  | ||||||
|  |     may be used to copy a rectangular region of the back color buffer to | ||||||
|  |     the front color buffer.  This can be used to quickly repaint 3D windows | ||||||
|  |     in response to expose events when the back color buffer cannot be | ||||||
|  |     damaged by other windows. | ||||||
|  |  | ||||||
|  |     <x> and <y> indicates the lower-left corner of the region to copy and | ||||||
|  |     <width> and <height> indicate the size in pixels.  Coordinate (0,0) | ||||||
|  |     corresponds to the lower-left pixel of the window, like glReadPixels. | ||||||
|  |  | ||||||
|  | GLX Protocol | ||||||
|  |  | ||||||
|  |     None at this time.  The extension is implemented in terms of ordinary | ||||||
|  |     Xlib protocol inside of Mesa. | ||||||
|  |  | ||||||
|  | Errors | ||||||
|  |  | ||||||
|  |     None. | ||||||
|  |  | ||||||
|  | New State | ||||||
|  |  | ||||||
|  |     None. | ||||||
|  |  | ||||||
|  | Revision History | ||||||
|  |  | ||||||
|  |     8 June 2000 - initial specification | ||||||
|  |  | ||||||
| @@ -1,3 +1,5 @@ | |||||||
|  | XXX - Not complete yet!!! | ||||||
|  | 
 | ||||||
| Name | Name | ||||||
| 
 | 
 | ||||||
|     MESA_packed_depth_stencil |     MESA_packed_depth_stencil | ||||||
| @@ -13,10 +15,11 @@ Contact | |||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
|     Obsolete. |     Not yet shipping. | ||||||
| 
 | 
 | ||||||
| Version | Version | ||||||
| 
 | 
 | ||||||
|  |     $Id: MESA_packed_depth_stencil.spec,v 1.1 2000/11/03 14:58:45 brianp Exp $ | ||||||
| 
 | 
 | ||||||
| Number | Number | ||||||
| 
 | 
 | ||||||
| @@ -8,7 +8,7 @@ Name Strings | |||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
| 
 | 
 | ||||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) |     Brian Paul (brian 'at' mesa3d.org) | ||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
| @@ -8,7 +8,7 @@ Name Strings | |||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
| 
 | 
 | ||||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) |     Brian Paul (brian 'at' mesa3d.org) | ||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
| @@ -31,12 +31,12 @@ Overview | |||||||
| 
 | 
 | ||||||
|     Mesa's implementation of GLX is entirely implemented on the client side. |     Mesa's implementation of GLX is entirely implemented on the client side. | ||||||
|     Therefore, Mesa cannot immediately detect when an X window or pixmap is |     Therefore, Mesa cannot immediately detect when an X window or pixmap is | ||||||
|     destroyed in order to free any ancillary data associated with the window |     destroyed in order to free any ancilliary data associated with the window | ||||||
|     or pixmap. |     or pixmap. | ||||||
| 
 | 
 | ||||||
|     The glxMesaReleaseBuffers() function can be used to explicitly indicate |     The glxMesaReleaseBuffers() function can be used to explicitly indicate | ||||||
|     when the back color buffer, depth buffer, stencil buffer, and/or accumu- |     when the back color buffer, depth buffer, stencil buffer, and/or accum- | ||||||
|     lation buffer associated with a drawable can be freed. |     ulation buffer associated with a drawable can be freed. | ||||||
| 
 | 
 | ||||||
| IP Status | IP Status | ||||||
| 
 | 
 | ||||||
| @@ -60,7 +60,7 @@ Additions to Chapter 3 of the GLX 1.3 Specification (Functions and Errors) | |||||||
| 
 | 
 | ||||||
| 	Bool glXReleaseBuffersMESA( Display *dpy, GLXDrawable d ); | 	Bool glXReleaseBuffersMESA( Display *dpy, GLXDrawable d ); | ||||||
| 
 | 
 | ||||||
|     causes all software ancillary buffers (back buffer, depth, stencil, |     causes all software ancilliary buffers (back buffer, depth, stencil, | ||||||
|     accum, etc) associated with the named drawable to be immediately |     accum, etc) associated with the named drawable to be immediately | ||||||
|     deallocated.  True is returned if <d> is a valid Mesa GLX drawable, |     deallocated.  True is returned if <d> is a valid Mesa GLX drawable, | ||||||
|     else False is returned.  After calling glXReleaseBuffersMESA, the |     else False is returned.  After calling glXReleaseBuffersMESA, the | ||||||
| @@ -8,14 +8,15 @@ Name Strings | |||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
| 
 | 
 | ||||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) |     Brian Paul, brianp 'at' mesa3d.org | ||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
|     Obsolete. |     Shipping (since Mesa version 2.2) | ||||||
| 
 | 
 | ||||||
| Version | Version | ||||||
| 
 | 
 | ||||||
|  |     $Id: MESA_resize_buffers.spec,v 1.2 2000/04/04 23:29:32 brianp Exp $ | ||||||
| 
 | 
 | ||||||
| Number | Number | ||||||
| 
 | 
 | ||||||
| @@ -35,7 +36,7 @@ Overview | |||||||
| 
 | 
 | ||||||
|     Mesa's glViewport command queries the current window size and updates |     Mesa's glViewport command queries the current window size and updates | ||||||
|     its internal data structors accordingly.  This normally works fine |     its internal data structors accordingly.  This normally works fine | ||||||
|     since most applications call glViewport in response to window size |     since most applications call glViewport in responce to window size | ||||||
|     changes. |     changes. | ||||||
| 
 | 
 | ||||||
|     In some situations, however, the application may not call glViewport |     In some situations, however, the application may not call glViewport | ||||||
| @@ -65,7 +66,7 @@ Additions to the AGL/GLX/WGL Specifications | |||||||
| 
 | 
 | ||||||
| Errors | Errors | ||||||
| 
 | 
 | ||||||
|     INVALID_OPERATION is generated if glResizeBuffersMESA is called between |     INVALID_OPERATION is generated if ResizeBuffersMESA is called betweeen | ||||||
|     Begin and End. |     Begin and End. | ||||||
| 
 | 
 | ||||||
| New State | New State | ||||||
| @@ -8,7 +8,7 @@ Name Strings | |||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
| 
 | 
 | ||||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) |     Brian Paul (brian 'at' mesa3d.org) | ||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
| @@ -1,3 +1,5 @@ | |||||||
|  | XXX - Not complete yet!!! | ||||||
|  | 
 | ||||||
| Name | Name | ||||||
| 
 | 
 | ||||||
|     MESA_sprite_point |     MESA_sprite_point | ||||||
| @@ -12,10 +14,11 @@ Contact | |||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
|     Obsolete - see GL_ARB_point_sprite. |     Not yet shipping. | ||||||
| 
 | 
 | ||||||
| Version | Version | ||||||
| 
 | 
 | ||||||
|  |     $Id: MESA_sprite_point.spec,v 1.1 2000/12/08 00:21:02 brianp Exp $ | ||||||
| 
 | 
 | ||||||
| Number | Number | ||||||
| 
 | 
 | ||||||
| @@ -4,7 +4,7 @@ Name | |||||||
| 
 | 
 | ||||||
| Name Strings | Name Strings | ||||||
| 
 | 
 | ||||||
|      GL_MESA_trace |      GL_MESA_TRACE | ||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
|      |      | ||||||
| @@ -13,10 +13,11 @@ Contact | |||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
|     Obsolete. |     XXX - Not complete yet!!! | ||||||
| 
 | 
 | ||||||
| Version | Version | ||||||
| 
 | 
 | ||||||
|  |     $Id: MESA_trace.spec,v 1.2 2001/01/29 16:10:18 brianp Exp $ | ||||||
| 
 | 
 | ||||||
| Number | Number | ||||||
| 
 | 
 | ||||||
| @@ -8,7 +8,7 @@ Name Strings | |||||||
| 
 | 
 | ||||||
| Contact | Contact | ||||||
| 
 | 
 | ||||||
|     Brian Paul, brian.paul 'at' tungstengraphics.com |     Brian Paul, brianp 'at' mesa3d.org | ||||||
| 
 | 
 | ||||||
| Status | Status | ||||||
| 
 | 
 | ||||||
| @@ -16,6 +16,7 @@ Status | |||||||
| 
 | 
 | ||||||
| Version | Version | ||||||
| 
 | 
 | ||||||
|  |     $Id: MESA_window_pos.spec,v 1.3 2000/04/04 23:29:32 brianp Exp $ | ||||||
| 
 | 
 | ||||||
| Number | Number | ||||||
| 
 | 
 | ||||||
| @@ -88,7 +89,7 @@ Additions to Chapter 2 of the OpenGL 1.2 Specification (OpenGL Operation) | |||||||
|       WindosPos4MESA takes four values indicating x, y, z, and w. |       WindosPos4MESA takes four values indicating x, y, z, and w. | ||||||
|       WindowPos3MESA (or WindowPos2MESA) is analaguos, but sets only |       WindowPos3MESA (or WindowPos2MESA) is analaguos, but sets only | ||||||
|       x, y, and z with w implicitly set to 1 (or only x and y with z |       x, y, and z with w implicitly set to 1 (or only x and y with z | ||||||
|       implicitly set to 0 and w implicitly set to 1). |       implicititly set to 0 and w implicitly set to 1). | ||||||
| 
 | 
 | ||||||
|       WindowPosMESA operates like RasterPos except that the current modelview |       WindowPosMESA operates like RasterPos except that the current modelview | ||||||
|       matrix, projection matrix and viewport parameters are ignored and the |       matrix, projection matrix and viewport parameters are ignored and the | ||||||
| @@ -108,7 +109,7 @@ GLX Protocol | |||||||
| 
 | 
 | ||||||
| Errors | Errors | ||||||
| 
 | 
 | ||||||
|     INVALID_OPERATION is generated if WindowPosMESA is called between |     INVALID_OPERATION is generated if WindowPosMESA is called betweeen | ||||||
|     Begin and End. |     Begin and End. | ||||||
| 
 | 
 | ||||||
| New State | New State | ||||||
							
								
								
									
										602
									
								
								docs/README.3DFX
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										602
									
								
								docs/README.3DFX
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,602 @@ | |||||||
|  |  | ||||||
|  |                      3Dfx Glide device driver for Mesa 3.3 | ||||||
|  | 				(see below for FAQ) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Warning: this document is rather out of date, but most of the information | ||||||
|  | should still apply. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | What do you need ? | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | 	- A PC with a 3Dfx Voodoo1/2 Graphics or Voodoo Rush based board | ||||||
|  | 	  (Pure3D, Monster 3D, R3D, Obsidian, Stingray 128/3D, etc.). | ||||||
|  | 	  The Quantum3D Obsidian3D-2 X-24 requires some special env. setting | ||||||
|  | 	  under Linux (more information in the "Useful Glide Environment | ||||||
|  | 	  Variables"); | ||||||
|  |  | ||||||
|  | 	- Mesa 3.1; | ||||||
|  |  | ||||||
|  | 	- The 3Dfx Glide library 2.3 or later for your OS (the 2.4 works fine). | ||||||
|  | 	  The Voodoo2 requires the Glide library 2.51. The Glide 3.1 is not | ||||||
|  | 	  compatible with the Glide 2.x so it doesn't work with the current | ||||||
|  | 	  version of the driver; | ||||||
|  |  | ||||||
|  | 	- A compiler supported by the Glide library (Micro$oft VC++ (tested), | ||||||
|  | 	  Watcom (tested), GCC for Linux (tested), etc.); | ||||||
|  |  | ||||||
|  | 	- A lot of patience, this is an alpha release. | ||||||
|  |  | ||||||
|  | 	- It's nice to have two monitors - one for your normal graphics | ||||||
|  | 	  card and one for your 3Dfx card. If something goes wrong with | ||||||
|  | 	  an application using the 3Dfx hardware you can still see your | ||||||
|  | 	  normal screen in order to recover. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Tested on: | ||||||
|  | ---------- | ||||||
|  | 	Windows 95 - David Bucciarelli | ||||||
|  | 	Windows NT - Henri Fousse | ||||||
|  | 	MS-DOS | ||||||
|  | 	Linux - Daryll Strauss, Brian Paul, David Bucciarelli | ||||||
|  | 	FreeBSD | ||||||
|  | 	BeOS - Duncan Wilcox | ||||||
|  | 	MacOS - Fazekas Miklos | ||||||
|  |  | ||||||
|  |  | ||||||
|  | What is able to do ? | ||||||
|  | -------------------- | ||||||
|  |  | ||||||
|  | 	- It is able accelerate points, lines and polygon with flat | ||||||
|  | 	  shading, gouraud shading, Z-buffer, texture mapping, blending, fog and | ||||||
|  | 	  antialiasing (when possible). There is also the support for rendering | ||||||
|  | 	  in a window with a slow trick for the Voodoo Graphics (available only | ||||||
|  | 	  for Linux) and at full speed with the Voodoo Rush chipset. | ||||||
|  | 	  Under Linux is also possible to switch on-the-fly between the fullscreen | ||||||
|  | 	  and in-window rendering hack. | ||||||
|  | 	  There is also the support for using more than one Voodoo Graphics in the | ||||||
|  | 	  some application/PC (you can create one context for each board and use | ||||||
|  | 	  multiple video outputs for driving monitors, videoprojectors or HMDs). | ||||||
|  | 	  The driver is able to fallback to pure software rendering when afeature | ||||||
|  | 	  isn't supported by the Voodoo hardware (however software rendering is | ||||||
|  | 	  very slow compared to hardware supported rendering) | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | How to compile: | ||||||
|  | --------------- | ||||||
|  |  | ||||||
|  | Linux: | ||||||
|  | ------ | ||||||
|  | 	Here are the basic steps for using the 3Dfx hardware with Mesa | ||||||
|  | 	on Linux: | ||||||
|  |  | ||||||
|  | 	- You'll need the Glide library and headers.  Mesa expects: | ||||||
|  | 		/usr/local/glide/include/*.h        // all the Glide headers | ||||||
|  | 		/usr/local/glide/lib/libglide2x.so | ||||||
|  |  | ||||||
|  | 	  If your Glide libraries and headers are in a different directory | ||||||
|  | 	  you'll have to modify the Mesa-config and mklib.glide files. | ||||||
|  |  | ||||||
|  | 	- Unpack the MesaLib-3.1.tar.gz and MesaDemos-3.1.tar.gz archives; | ||||||
|  |  | ||||||
|  | 	- If you're going to use a newer Mesa/Glide driver than v0.27 then | ||||||
|  |           unpack the new driver archive over the Mesa directory. | ||||||
|  |  | ||||||
|  | 	- In the Mesa-3.1 directory type "make linux-glide" | ||||||
|  |  | ||||||
|  | 	- Compilation _should_ finish without errors; | ||||||
|  |  | ||||||
|  | 	- Set your LD_LIBRARY_PATH environment variable so that the | ||||||
|  | 	  libglide2x.so and Mesa library files can be found.  For example: | ||||||
|  | 	    setenv LD_LIBRARY_PATH "/usr/local/glide/lib:/SOMEDIR/Mesa-3.1/lib" | ||||||
|  |  | ||||||
|  | 	- You'll have to run Glide-based programs as root or set the suid | ||||||
|  | 	  bit on executables; | ||||||
|  |  | ||||||
|  | 	- Try a demo: | ||||||
|  | 	    cd gdemos | ||||||
|  | 	    su | ||||||
|  | 	    setenv MESA_GLX_FX f | ||||||
|  | 	    ./gears     (hit ESC to exit) | ||||||
|  |  | ||||||
|  | 	- You can find the demos especially designed for the Voodoo driver in | ||||||
|  | 	  in the Mesa-3.1/3Dfx/demos directory (type "make" in order to compile | ||||||
|  | 	  everything). | ||||||
|  |  | ||||||
|  | MacOS: | ||||||
|  | ------ | ||||||
|  | 	Check the WEB page at http://valerie.inf.elte.hu/~boga/Mesa.html | ||||||
|  |        | ||||||
|  | MS Windows: | ||||||
|  | ----------- | ||||||
|  |  | ||||||
|  | 	For the MSVC++: | ||||||
|  | 	- The glide2x.lib have to be in the default MSVC++ lib directory; | ||||||
|  |  | ||||||
|  | 	- The Glide headers have to be in the default MSVC++ include directory; | ||||||
|  |  | ||||||
|  | 	- You must have the vcvars32.bat script in your PATH; | ||||||
|  |  | ||||||
|  | 	- Go to the directory Mesa-3.1 and run the mesafx.bat; | ||||||
|  |  | ||||||
|  | 	- The script will compile everything (Mesa-3.1/lib/OpenGL32.{lib,dll}, | ||||||
|  | 	  Mesa-3.1/lib/GLU32.{lib,dll}, Mesa-3.1/lib/GLUT32.{lib,dll} and | ||||||
|  |           Voodoo demos); | ||||||
|  |  | ||||||
|  | 	- At the end, you will be in the Mesa-3.1/3Dfx/demos directory; | ||||||
|  |  | ||||||
|  | 	- Try some demo (fire.exe, teapot.exe, etc.) in order to check if | ||||||
|  | 	  everything is OK (you can use Alt-Tab or Ctrl-F9 to switch between | ||||||
|  | 	  the Voodoo screen and the windows desktop); | ||||||
|  |  | ||||||
|  | 	- Remember to copy the Mesa OpenGL32.dll, GLU32.dll and GLUT32.dll in the | ||||||
|  |           some directory were you run your Mesa based applications. | ||||||
|  |  | ||||||
|  | 	- I think that you can easy change the Makefile.fx files in order | ||||||
|  | 	  to work with other kind of compilers; | ||||||
|  |  | ||||||
|  | 	- To discover how open the 3Dfx screen, read the sources under | ||||||
|  | 	  the Mesa-3.1/3Dfx/demos directory. You can use the GLUT library or | ||||||
|  |           the Diego Picciani's wgl emulator. | ||||||
|  |  | ||||||
|  | 	NOTE: the MSVC++ 5.0 optimizer is really buggy. Also if you install the | ||||||
|  | 	SP3, you could have some problem (you can disable optimization in order | ||||||
|  | 	solve these kind of problems). | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Doing more with Mesa & Linux Glide: | ||||||
|  | ----------------------------------- | ||||||
|  |  | ||||||
|  | 	The MESA_GLX_FX environment variable can be used to coax most | ||||||
|  | 	GLX-based programs into using Glide (and the __GLUT library | ||||||
|  | 	is GLX-based__). | ||||||
|  |  | ||||||
|  |         Full-screen 3Dfx rendering: | ||||||
|  |         --------------------------- | ||||||
|  |  | ||||||
|  | 	1. Set the MESA_GLX_FX variable to "fullscreen": | ||||||
|  |  | ||||||
|  | 		ksh: | ||||||
|  | 			export MESA_GLX_FX = "fullscreen" | ||||||
|  | 		csh: | ||||||
|  | 			setenv MESA_GLX_FX fullscreen | ||||||
|  |  | ||||||
|  | 	2. As root, run a GLX-based program (any GLUT demo on Linux). | ||||||
|  | 	 | ||||||
|  | 	3. Be careful:  once the 3Dfx screen appears you won't be able | ||||||
|  | 	to see the GLUT windows on your X display.  This can make using | ||||||
|  | 	the mouse tricky!  One solution is to hook up your 3Dfx card to | ||||||
|  | 	a second monitor.  If you can do this then set these env vars | ||||||
|  | 	first: | ||||||
|  |  | ||||||
|  | 		setenv SST_VGA_PASS 1 | ||||||
|  | 		setenv SST_NOSHUTDOWN | ||||||
|  | 	 | ||||||
|  | 	or for the Voodoo2: | ||||||
|  |  | ||||||
|  | 		setenv SSTV2_VGA_PASS 1 | ||||||
|  | 		setenv SSTV2_NOSHUTDOWN | ||||||
|  |  | ||||||
|  |         Rendering into an X window with the help of the Voodoo hardware: | ||||||
|  |         ---------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | 	1. Start your X server in 16 bpp mode (XFree86:  startx -- -bpp 16) | ||||||
|  | 	   in order to have the best performance and the best visual | ||||||
|  | 	   quality. However you can use any visual depth supported by X. | ||||||
|  |  | ||||||
|  | 	2. Set the following environment variables: | ||||||
|  | 		export MESA_GLX_FX="window"	# to enable window rendering | ||||||
|  | 		export SST_VGA_PASS=1	# to stop video signal switching | ||||||
|  | 		export SST_NOSHUTDOWN=1	# to stop video signal switching | ||||||
|  | 	    OR | ||||||
|  | 		setenv MESA_GLX_FX window | ||||||
|  | 		setenv SST_VGA_PASS 1 | ||||||
|  | 		setenv SST_NOSHUTDOWN 1 | ||||||
|  |  | ||||||
|  | 	(the Voodoo2 requires to use "SSTV2_" instead "SST_"). | ||||||
|  |  | ||||||
|  | 	3. As root, try running a GLX-based program | ||||||
|  |  | ||||||
|  | 	How does it work?  We use the 3Dfx hardware to do rendering then | ||||||
|  | 	copy the image from the 3Dfx frame buffer into an X window when | ||||||
|  | 	the SwapBuffers() function is called.  The problem with this | ||||||
|  | 	idea is it's slow.  The image must be copied from the 3Dfx frame | ||||||
|  | 	buffer to main memory then copied into the X window (and when the X | ||||||
|  | 	visual depth doesn't match the Voodoo framebufffer bit per pixel, it | ||||||
|  | 	is required also a pixel format translation). | ||||||
|  |  | ||||||
|  | 	NOTE: the in-window rendering feature only works with double-buffering. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |         On the fly switching between in window rendering and full screen rendering | ||||||
|  | 	-------------------------------------------------------------------------- | ||||||
|  |  | ||||||
|  | 	The Mesa 2.6 has introduced the capability of switching | ||||||
|  | 	on-the-fly between the fullscreen/fullspeed rendering and the in-window | ||||||
|  | 	hack and vice versa. The on-the-fly switching requires a direct support | ||||||
|  | 	by the application but it is really easy to add. You have to start | ||||||
|  | 	your X server in 16 bpp mode and to add the following lines to your | ||||||
|  | 	application: | ||||||
|  |  | ||||||
|  | 		#if defined(FX) && define(XMESA) | ||||||
|  | 		#include <GL/xmesa.h> | ||||||
|  |  | ||||||
|  | 		static int fullscreen=1; | ||||||
|  | 		#endif | ||||||
|  |  | ||||||
|  | 		... | ||||||
|  |  | ||||||
|  | 		/* In the GLUT keyboard event callback */ | ||||||
|  |  | ||||||
|  | 		#if defined(FX) && !define(WIN32) | ||||||
|  | 		  case ' ': | ||||||
|  | 		    fullscreen=(!fullscreen); | ||||||
|  | 		    XMesaSetFXmode(fullscreen ? XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW); | ||||||
|  | 		    break; | ||||||
|  | 		#endif | ||||||
|  | 		... | ||||||
|  |  | ||||||
|  |        	See the 3Dfx/demos/tunnel.c program | ||||||
|  |        	for an example.  You have to set the -DXMESA flag in the Makefile's COPTS | ||||||
|  |        	to enable it. | ||||||
|  |  | ||||||
|  |   	Rendering into an X window with the X11 software driver: | ||||||
|  |         -------------------------------------------------------- | ||||||
|  |  | ||||||
|  | 	Set the MESA_GLX_FX variable to "disable" your GLX-based program will use | ||||||
|  | 	the X11 software driver (the 3Dfx hardware isn't used at all). | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Useful Glide Environment Variables: | ||||||
|  | ----------------------------------- | ||||||
|  |  | ||||||
|  | 	- To disable the 3Dfx logo, set the FX_GLIDE_NO_SPLASH variable. | ||||||
|  |  | ||||||
|  | 	- To disable video signal switching: | ||||||
|  | 		setenv SST_VGA_PASS 1 | ||||||
|  | 		setenv SST_NOSHUTDOWN | ||||||
|  | 	  or for the Voodoo2: | ||||||
|  | 		setenv SSTV2_VGA_PASS 1 | ||||||
|  | 		setenv SSTV2_NOSHUTDOWN | ||||||
|  |  | ||||||
|  |         - To set the default screen refresh rate: | ||||||
|  |                 setenv SST_SCREENREFRESH=75 | ||||||
|  |  | ||||||
|  |           the supported values are 60, 70, 72, 75, 80, 85, 90, 100, 120. | ||||||
|  |  | ||||||
|  | 	- To force the Mesa library to swap buffers as fast as possible, | ||||||
|  | 	  without any vertical blanking synchronization (useful for benchmarks): | ||||||
|  | 		setenv FX_GLIDE_SWAPINTERVAL 0 | ||||||
|  |                 setenv SST_SWAP_EN_WAIT_ON_VIDSYNC 0 | ||||||
|  |  | ||||||
|  | 	- You can slight improve the performances of your Voodoo1 board with | ||||||
|  | 	  the following env. var.: | ||||||
|  | 		setenv SST_FASTMEM 1 | ||||||
|  | 		setenv SST_PCIRD 1 | ||||||
|  | 		setenv SST_GRXCLK 57 | ||||||
|  |  | ||||||
|  | 	  (don't use this setting with the Quantum3D 100SB or with any other | ||||||
|  | 	  SLI configuration: it will hang everything !). | ||||||
|  | 	  The following setting can be used with the Voodoo2: | ||||||
|  | 		setenv SSTV2_FASTMEM_RAS_READS=1 | ||||||
|  | 		setenv SSTV2_FASTPCIRD=1 | ||||||
|  | 		setenv SSTV2_GRXCLK=95 | ||||||
|  |  | ||||||
|  | 	- The Quantum3D Obsidian3D-2 X-24 requires some special env. setting | ||||||
|  | 	  in order to work under Linux: | ||||||
|  |  | ||||||
|  | 		export SSTV2_FT_CLKDEL=5 | ||||||
|  | 		export SSTV2_TF0_CLKDEL=7 | ||||||
|  | 		export SSTV2_TF1_CLKDEL=7 | ||||||
|  | 		export SSTV2_TF2_CLKDEL=7 | ||||||
|  | 		export SSTV2_SLIM_VIN_CLKDEL=3 | ||||||
|  | 		export SSTV2_SLIM_VOUT_CLKDEL=2 | ||||||
|  | 		export SSTV2_SLIS_VIN_CLKDEL=3 | ||||||
|  | 		export SSTV2_SLIS_VOUT_CLKDEL=2 | ||||||
|  |  | ||||||
|  | 	  (Thanks to Phil Ross for this trick). | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The Mesa/Voodoo Environment Variables: | ||||||
|  | -------------------------------------- | ||||||
|  |  | ||||||
|  | 	- Only for Windows/Voodoo Rush users, if you define the | ||||||
|  | 	  env. var. MESA_WGL_FX: | ||||||
|  | 		export MESA_WGL_FX=fullscreen | ||||||
|  | 	  you will get fullscreen rendering; | ||||||
|  |  | ||||||
|  | 	- Only for Windows/Voodoo Rush users, if you define the | ||||||
|  | 	  env. var. MESA_WGL_FX: | ||||||
|  | 		export MESA_WGL_FX=window | ||||||
|  | 	  you will get window rendering (default value); | ||||||
|  |  | ||||||
|  | 	- Only for Linux users, you can find more informations about | ||||||
|  | 	  the env. var. MESA_GLX_FX in the "Doing more with Mesa & Linux Glide" | ||||||
|  | 	  section; | ||||||
|  |  | ||||||
|  | 	- If you define the env. var. MESA_FX_SWAP_PENDING: | ||||||
|  | 		export MESA_FX_SWAP_PENDING=4 | ||||||
|  | 	  you will able to set the maximum number of swapbuffers | ||||||
|  | 	  commands in the Voodoo FIFO after a swapbuffer (default value: 2); | ||||||
|  |  | ||||||
|  |         - If you define the env. var. MESA_FX_INFO: | ||||||
|  | 		export MESA_FX_INFO=1 | ||||||
|  |           you will get some useful statistic. | ||||||
|  |  | ||||||
|  |         - If you define the env. var. MESA_FX_NO_SIGNALS: | ||||||
|  | 		export MESA_FX_NO_SIGNALS=1 | ||||||
|  |           Mesa/FX will not install atexit() or signal() handlers. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Know BUGS and Problems: | ||||||
|  | ----------------------- | ||||||
|  |  | ||||||
|  | 	- fog doesn't work in the right way when using the glDepthRange() function; | ||||||
|  |  | ||||||
|  | 	- Maximum texture size: 256x256 (this is an hardware limit); | ||||||
|  |  | ||||||
|  | 	- Texture border aren't yet supported; | ||||||
|  |  | ||||||
|  | 	- A GL_BLEND in a glTexEnv() is not supported (it is an hardware limit); | ||||||
|  |  | ||||||
|  |         - Use the glBindTexture extension (standard in OpenGL 1.1) for texture | ||||||
|  | 	  mapping (the old way: glTexImage inside a display list, download | ||||||
|  | 	  the texture map each time that you call the display list !!!); | ||||||
|  |  | ||||||
|  | 	- Stencil buffer and Accumulation buffer are emulated in software (they are not | ||||||
|  | 	  directly supported by the Hardware); | ||||||
|  |  | ||||||
|  | 	- Color index mode not implemented (this is an hardware limit); | ||||||
|  |  | ||||||
|  | 	- Thre is an know bug in the Linux Glide library so the in-window-rendering hack | ||||||
|  | 	  and any other operations that requires to read the Voodoo frame buffer | ||||||
|  | 	  (like the accumulation buffer support) doesn't work on Voodoo SLI cards. | ||||||
|  |  | ||||||
|  | 	- The driver switch to pure software (_slow_) rendering when: | ||||||
|  |  | ||||||
|  | 		- Stencil enabled; | ||||||
|  | 		- Using the Accumulation buffer; | ||||||
|  | 		- Blend enabled and blend equation != GL_FUNC_ADD_EXT; | ||||||
|  | 		- Color logic operation enabled and color logic operation != GL_COPY; | ||||||
|  | 		- Using GL_SEPARATE_SPECULAR_COLOR; | ||||||
|  | 		- The four values of glColorMask() aren't the some; | ||||||
|  | 		- Texture 1D or 3D enabled; | ||||||
|  | 		- Texture function is GL_BLEND; | ||||||
|  | 		- Using the Multitexture extension with Voodoo cards with only one TMU; | ||||||
|  | 		- Using the Multitexture extension with Voodoo cards with more than | ||||||
|  | 		   one TMU, and texture function isn't GL_MODULATE; | ||||||
|  | 		- Point size is != 1.0 or point params vector != (1.0,0.0,0.0); | ||||||
|  | 		- Line width != 1.0 or using stipple lines. | ||||||
|  | 		- Using polygon offset or stipple polygons; | ||||||
|  |  | ||||||
|  | 	NOTE: this is list is not yet complete. | ||||||
|  | 		 | ||||||
|  |  | ||||||
|  | Hints and Special Features: | ||||||
|  | --------------------------- | ||||||
|  |  | ||||||
|  | 	- Under Linux and with a Voodoo Graphics board, you can use | ||||||
|  | 	  XMesaSetFXmode(XMESA_FX_FULLSCREEN or XMESA_FX_WINDOW) in order to | ||||||
|  | 	  switch on the fly between fullscreen rendering and the in-window-rendering | ||||||
|  | 	  hack. | ||||||
|  |  | ||||||
|  | 	- The driver is able to use all the texture memory available: 2/4MB on | ||||||
|  | 	  Voodoo1 boards and 8MB (!) on high-end Voodoo1 and Voodoo2 boards. | ||||||
|  |  | ||||||
|  | 	- Trilinear filtering is fully supported on Voodoo boards with two TMUs | ||||||
|  | 	  (high-end Voodoo1 boards and Voodoo2 boards). When only one TMU is | ||||||
|  | 	  available the driver fallback to bilinear filter also if you ask | ||||||
|  | 	  for trilinear filtering. | ||||||
|  |  | ||||||
|  |         - The Voodoo driver support multiple Voodoo Graphics boards in the | ||||||
|  |           some PC. Using this feature, you can write applications that use | ||||||
|  |           multiple monitors, videoprojectors or HMDs for the output. See | ||||||
|  | 	  Mesa-3.1/3Dfx/demos/tunnel2.c for an example of how setup one | ||||||
|  |           context for each board. | ||||||
|  |  | ||||||
|  | 	- The v0.19 introduces a new powerful texture memory manager: the | ||||||
|  | 	  texture memory is used as a cache of the set of all defined texture | ||||||
|  | 	  maps. You can now define several MBs of texture maps also with a 2MB | ||||||
|  | 	  of texture memory (the texture memory manager will do automatically | ||||||
|  | 	  all the swap out/swap in | ||||||
|  | 	  texture memory work). The new texture memory manager has also | ||||||
|  | 	  solved a lot of other bugs/no specs compliance/problems | ||||||
|  | 	  related to the texture memory usage. | ||||||
|  |  | ||||||
|  | 	- Use triangles and quads strip: they are a LOT faster than sparse | ||||||
|  | 	  triangles and quads. | ||||||
|  |  | ||||||
|  | 	- The Voodoo driver supports the GL_EXT_paletted_texture. it works | ||||||
|  | 	  only with GL_COLOR_INDEX8_EXT, GL_RGBA palettes and the alpha value | ||||||
|  | 	  is ignored because this is a limitation of the the current Glide | ||||||
|  | 	  version and of the Voodoo hardware. See Mesa-3.1/3Dfx/demos/paltex.c for | ||||||
|  | 	  a demo of this extension. | ||||||
|  |  | ||||||
|  | 	- The Voodoo driver directly supports 3Dfx Global Palette extension. | ||||||
|  | 	  It was written for GLQuake and I think that it isn't a good idea | ||||||
|  | 	  to use this extension for any other purpose (it is a trick). See | ||||||
|  | 	  Mesa-3.1/3Dfx/demos/glbpaltex.c for a demo of this extension. | ||||||
|  |  | ||||||
|  | 	- The Voodoo driver chooses the screen resolution according to the | ||||||
|  | 	  requested window size. If you open a 640x480 window, you will get | ||||||
|  | 	  a 640x480 screen resolution, if you open a 800x600 window, you | ||||||
|  | 	  will get a 800x600 screen resolution, etc. | ||||||
|  | 	  Most GLUT demos support the '-geometry' option, so you can choose | ||||||
|  | 	  the screen resolution: 'tunnel -geometry 800x600'. | ||||||
|  | 	  Clearly, you Voodoo board must have enough framebuffer RAM (otherwise | ||||||
|  | 	  the window creation will fail). | ||||||
|  |  | ||||||
|  | 	- The glGetString(GL_RENDERER) returns more information | ||||||
|  |           about the hardware configuration: "Mesa Glide <version> | ||||||
|  |           <Voodoo_Graphics|Voodoo_Rush|UNKNOWN> <num> CARD/<num> FB/ | ||||||
|  |           <num> TM/<num> TMU/<NOSLI|SLI>" | ||||||
|  |           where: <num> CARD is the card used for the current context, | ||||||
|  |           <num> FB is the number of MB for the framebuffer, | ||||||
|  |           <num> TM is the number of MB for the texture memory, | ||||||
|  |           <num> TMU is the number of TMU. You can try to run | ||||||
|  |           Mesa/demos/glinfo in order to have an example of the output. | ||||||
|  |  | ||||||
|  | Did you find a lot BUGs and problems ? Good, send me an email. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | FAQ: | ||||||
|  | ---- | ||||||
|  |  | ||||||
|  | For a complete FAQ check the Bernd Kreimeier's Linux 3Dfx HOWTO | ||||||
|  | available at http://www.gamers.org/dEngine/xf3D (it includes also | ||||||
|  | a lot of informations not strictly related to Linux, so it can be | ||||||
|  | useful also if you don't use Linux) | ||||||
|  |  | ||||||
|  | 1. What is 3Dfx? | ||||||
|  |  | ||||||
|  | 3Dfx Interactive, Inc. is the company which builds the VooDoo 3-D graphics | ||||||
|  | chipset (and others) used in popular PC cards such as the Diamond Monster 3D | ||||||
|  | and the Orchid Righteous 3D (more informations at http://www.3dfx.com). | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 2. What is Glide? | ||||||
|  |  | ||||||
|  | Glide is a "thin" programming interface for the 3Dfx hardware.  It was | ||||||
|  | originally written for Windows/Intel but has been ported to Linux/Intel | ||||||
|  | by Daryll Strauss. | ||||||
|  |  | ||||||
|  | 3Dfx, Inc. should be applauded for allowing the Linux version of Glide | ||||||
|  | to be written. | ||||||
|  |  | ||||||
|  | You can directly program with the Glide library if you wish.  You can | ||||||
|  | obtain Glide from the "Developer" section of the 3Dfx website: www.3dfx.com | ||||||
|  | There's a Linux/Glide newsgroup at news://news.3dfx.com/3dfx.glide.linux | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 3. What is fxmesa? | ||||||
|  |  | ||||||
|  | "fxmesa" is the name of the Mesa device driver for the 3Dfx Glide library. | ||||||
|  | It was written by David Bucciarelli and others.  It works on both Linux | ||||||
|  | and Windows.  Basically, it allows you to write and run OpenGL-style programs | ||||||
|  | on the 3Dfx hardware. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 4. What is GLQuake? | ||||||
|  |  | ||||||
|  | Quake is a very popular game from id software, Inc.  See www.idsoftware.com | ||||||
|  | GLQuake is a version of Quake written for OpenGL.  There is now a Linux | ||||||
|  | version of GLQuake with works with the Mesa/3Dfx/Glide combo. | ||||||
|  |  | ||||||
|  | Here's what you need to run GLQuake on Linux: | ||||||
|  |    PC with 100MHz Pentium or better | ||||||
|  |    a 3Dfx-based card | ||||||
|  |    Mesa 3.1 libraries:  libMesaGL.so  libMesaGLU.so | ||||||
|  |    Glide 2.4 libraries:  libglide2x.so  libtexus.so | ||||||
|  |    GLQuake for Linux. | ||||||
|  |  | ||||||
|  | Also, the windows version of GLQuake works fine with the Mesa OpenGL32.dll, | ||||||
|  | you have only to copy the Mesa-3.1/lib/OpenGL32.dll in the GLQuake directory | ||||||
|  | in order to test 'MesaQuake'. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 5. What is GLUT? | ||||||
|  |  | ||||||
|  | GLUT is Mark Kilgard's OpenGL Utility Toolkit.  It provides an API for | ||||||
|  | writing portable OpenGL programs with support for multiple windows, pop- | ||||||
|  | up menus, event handling, etc. | ||||||
|  |  | ||||||
|  | Check the Mark's home page for more informations (http://reality.sgi.com/mjk_asd). | ||||||
|  |  | ||||||
|  | Every OpenGL programmer should check out GLUT. | ||||||
|  |  | ||||||
|  | GLUT on Linux uses GLX. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 6. What is GLX? | ||||||
|  |  | ||||||
|  | GLX is the OpenGL extension to the X Window System.  I defines both a | ||||||
|  | programming API (glX*() functions) and a network protocol.  Mesa implements | ||||||
|  | an emulation of GLX on Linux.  A real GLX implementation would requires | ||||||
|  | hooks into the X server.  The 3Dfx hardware can be used with GLX-based | ||||||
|  | programs via the MESA_GLX_FX environment variable. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 7. Is the Voodoo driver able to use the 4Mb texture memory of | ||||||
|  | the Pure3D boards ? | ||||||
|  |  | ||||||
|  | Yes, the Voodoo driver v0.20 includes the support for Voodoo | ||||||
|  | Graphics boards with more than 2Mb of texture memory. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 8. Do the Voodoo driver support the Voodoo Rush under Windows ? | ||||||
|  |  | ||||||
|  | Yes, Diego Picciani has developed the support for the Voodoo | ||||||
|  | Rush but David Bucciarelli has a Pure3D and a Monster3D and Brian Paul | ||||||
|  | has a Monster3D, so the new versions of the Mesa/Voodoo sometime are | ||||||
|  | not tested with the Voodoo Rush. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 9. Do the Voodoo driver support the Voodoo Rush under Linux ? | ||||||
|  |  | ||||||
|  | No because the Linux Glide doesn't (yet) support the Voodoo Rush. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 10. Can I sell my Mesa/Voodoo based software and include | ||||||
|  | a binary copy of the Mesa in order to make the software | ||||||
|  | working out of the box ? | ||||||
|  |  | ||||||
|  | Yes. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 11. Which is the best make target for compiling the Mesa for | ||||||
|  | Linux GLQuake ('make linux-glide', 'make linux-386-glide', etc.) ? | ||||||
|  |  | ||||||
|  | 'make linux-386-opt-glide' for Voodoo1 and 'make linux-386-opt-V2-glide' | ||||||
|  | for Voodoo2 boards because it doesn't include the '-fPIC' | ||||||
|  | option (4-5% faster). | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 12. Can I use a Mesa compiled with a 'make linux-386-opt-V2-glide' | ||||||
|  | for my applications/programs/demos ? | ||||||
|  |  | ||||||
|  | Yes, there is only one constrain: you can't run two Mesa applications | ||||||
|  | at the some time. This isn't a big issue with the today Voodoo Graphics. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Thanks to: | ||||||
|  | ---------- | ||||||
|  |  | ||||||
|  | Henri Fousse       (he has written several parts of the v0.15 and the old GLUT | ||||||
|  | 	            emulator for Win); | ||||||
|  |  | ||||||
|  | Diego Picciani     (he has developed all the Voodoo Rush support and the wgl | ||||||
|  | 	            emulator); | ||||||
|  |  | ||||||
|  | Daryll Strauss     (for the Linux Glide and the first Linux support); | ||||||
|  |  | ||||||
|  | Brian Paul         (of course); | ||||||
|  |  | ||||||
|  | Dave 'Zoid' Kirsch (for the Linux GLQuake and Linux Quake2test/Q2 ports) | ||||||
|  |  | ||||||
|  | Bernd Kreimeier    (for the Linux 3Dfx HOWTO and for pushing companies to offer | ||||||
|  |                     a better Linux support) | ||||||
|  |  | ||||||
|  | 3Dfx and Quantum3D (for actively supporting Linux) | ||||||
|  |  | ||||||
|  | The most update places where find Mesa VooDoo driver related informations are | ||||||
|  | the Mesa mailing list and my driver WEB page | ||||||
|  | (http://www-hmw.caribel.pisa.it/fxmesa/index.shtml) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | David Bucciarelli (davibu@tin.it) | ||||||
|  |  | ||||||
|  | Humanware s.r.l.  | ||||||
|  | Via XXIV Maggio 62 | ||||||
|  | Pisa, Italy | ||||||
|  | Tel./Fax +39-50-554108 | ||||||
|  | email: info.hmw@plus.it | ||||||
|  | www: www-hmw.caribel.pisa.it | ||||||
							
								
								
									
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|  | AMIGA AMIWIN PORT of MESA: THE OPENGL SOFTWARE EMULATION | ||||||
|  | ======================================================== | ||||||
|  | Port by Victor Ng-Thow-Hing (victorng@dgp.toronto.edu)  | ||||||
|  | Original Author (Brian Paul (brianp@ssec.wisc.edu) | ||||||
|  |  | ||||||
|  | Dec.1 , 1995: Port of release Mesa 1.2.5 | ||||||
|  |  - Modifications made to minimize changes to Mesa distribution. | ||||||
|  |  | ||||||
|  | Nov.25, 1995: Port of release Mesa 1.2.4 | ||||||
|  |  | ||||||
|  |  | ||||||
|  | HISTORY | ||||||
|  | ======= | ||||||
|  | As a 3D graphics progammer, I was increasingly frustrated to see OpenGL  | ||||||
|  | appearing on so many platforms EXCEPT the Amiga. Up to now, the task | ||||||
|  | of porting OpenGL directly from native Amiga drawing routines seemed like | ||||||
|  | a daunting task. However, two important events made this port possible. | ||||||
|  |  | ||||||
|  | First of all, Brian Paul wrote Mesa, the OpenGL software emulator that  | ||||||
|  | can be found on many platforms - except the Amiga and Atari (who cares  | ||||||
|  | about the latter!). This was pretty ironic considering that Mesa was  | ||||||
|  | originally prototyped on an Amiga! The second great event was when  | ||||||
|  | Holger Kruse developed AmiWin, the X11R6 server for the Amiga (definitely  | ||||||
|  | register for this great piece of software) and released a development kit | ||||||
|  | so one could compile X programs with SAS/C. | ||||||
|  |  | ||||||
|  | Since Mesa had X routines as its primitive drawing operations, this made | ||||||
|  | a marriage of Mesa and Amiwin feasible. I copied over the sources from | ||||||
|  | an ftp site, played with the code, wrote some Smakefiles, and voila,  | ||||||
|  | I had OpenGL programs displaying on my Amiga. | ||||||
|  |  | ||||||
|  | Although the speed is nothing to be impressed about, this port can be | ||||||
|  | potentially useful to those who want to quickly test their code in | ||||||
|  | wireframe or perhaps learn more about programming with the OpenGL API. | ||||||
|  |  | ||||||
|  | I hope Amiga developers will continue to write excellent software for | ||||||
|  | their machine, especially more X clients for Amiwin. If you have any  | ||||||
|  | solutions so some of my problems in the porting notes, please send me | ||||||
|  | some email! | ||||||
|  |  | ||||||
|  | See you around, | ||||||
|  | Vic. | ||||||
|  |  | ||||||
|  | HOW TO CREATE THE LIBRARIES AND SAMPLE CODE | ||||||
|  | =========================================== | ||||||
|  |  | ||||||
|  | Just run the shell script mklib.amiwin in the mesa directory. This will | ||||||
|  | make all the libraries and copy them into the mesa/lib directory. If you | ||||||
|  | don't want to compile everything, just go to the desired directory and | ||||||
|  | type smake in that directory. | ||||||
|  |  | ||||||
|  | Change any of the variables in the smakefiles as necessary. You will REQUIRE | ||||||
|  | the Amiwin development kit to compile these libraries since you need X11.LIB | ||||||
|  | and the shareable X libraries. Some examples require the AmiTCP4.0 | ||||||
|  | net.lib static link library and related header files for unix related | ||||||
|  | header files and functions like sleep(). | ||||||
|  |  | ||||||
|  | HOW TO USE THE MESA LIBRARIES | ||||||
|  | ============================= | ||||||
|  |  | ||||||
|  | Study the Smakefiles in the demos, samples and book directories for the | ||||||
|  | proper SAS/C options and linkable libraries to use. Basically aux calls | ||||||
|  | require Mesaaux.LIB, gl calls require MesaGL.LIB, glu calls MesaGLU.LIB, | ||||||
|  | tk calls Mesatk.LIB. There is a preliminary port of MesaGLUT.LIB toolkit | ||||||
|  | available in the lib directory with the other Mesa libraries. However,  | ||||||
|  | it seems to cause crashes on some of the sample code. Someone else may want | ||||||
|  | to attempt a more stable port. | ||||||
|  |  | ||||||
|  | PORTING NOTES TO AMIWIN | ||||||
|  | ======================= | ||||||
|  |  | ||||||
|  | My strategy of porting was to leave as much of the code untouched as | ||||||
|  | possible. I surrounded any amiga specific changes with  | ||||||
|  | #ifdef AMIWIN ... #endif or #ifndef AMIWIN ... #endif preprocessor | ||||||
|  | symbols. The code  was ported on an Amiga 2000, with Fusion 40 accelerator | ||||||
|  | and a Picasso II graphics card. The SAS/C 6.56 compiler was used, with | ||||||
|  | the AmiWin 2.16 X development kit. | ||||||
|  |  | ||||||
|  | All compilations were done for a 68040 CPU with 68882 math coprocessor for | ||||||
|  | maximum  speed. Please edit the smakefile for other compilers. | ||||||
|  | I wrote smakefiles for the directories I ported. I omitted the Windows | ||||||
|  | and Widgets directories. The former is for MS Windows and the latter  | ||||||
|  | requires Motif, which is not easily available for the Amiga. | ||||||
|  |  | ||||||
|  | Here are the changes I did per directory: | ||||||
|  |  | ||||||
|  | * mesa | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added a mklib.amiwin shell script that will make all the libraries and | ||||||
|  |     sample code for Mesa | ||||||
|  |   - created this readme file: readme.AMIGA | ||||||
|  |  | ||||||
|  | * mesa/include | ||||||
|  | Dec. 1, 1995 v 1.2.5 | ||||||
|  |   - added the following to GL/xmesa.h  | ||||||
|  |      #ifdef AMIWIN | ||||||
|  |      #include <pragmas/xlib_pragmas.h> | ||||||
|  |      extern struct Library *XLibBase; | ||||||
|  |      #endif | ||||||
|  | NET CHANGE: xmesa.h | ||||||
|  |  | ||||||
|  | * mesa/src  | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added the necessary pragma calls for X functions to the following: | ||||||
|  |     xmesa1.c, xmesa2.c, xmesa3.c, xfonts.c, glx.c  | ||||||
|  |     This prevents undefined symbols errors during the linking phase for  | ||||||
|  |     X library calls | ||||||
|  |   - created smakefile | ||||||
|  | Dec.  1, 1995 v 1.2.5 | ||||||
|  |   - removed AMIWIN includes from xmesa1.c, xmesa2.c, xmesa3.c, xfonts.c,  | ||||||
|  |     glx.c since they are now defined in include/GL/xmesa.h | ||||||
|  | NET CHANGE: smakefile | ||||||
|  |     | ||||||
|  | * mesa/src-tk | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added the necessary pragma calls for X functions to the following: | ||||||
|  |     private.h | ||||||
|  |   - created smakefile | ||||||
|  | Dec.  1, 1995 v 1.2.5 | ||||||
|  |   - removed AMIWIN includes from private.h since it is now defined in | ||||||
|  |     include/GL/xmesa.h | ||||||
|  | NET CHANGE: smakefile | ||||||
|  |  | ||||||
|  | * mesa/src-glu | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - created smakefile | ||||||
|  | NET CHANGE: smakefile | ||||||
|  |  | ||||||
|  | * mesa/src-aux | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added the necessary pragma calls for X functions to the following: | ||||||
|  |     glaux.c | ||||||
|  |   - created smakefile | ||||||
|  | NET CHANGE: glaux.c, smakefile | ||||||
|  |  | ||||||
|  | * mesa/demos | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added the necessary pragma calls for X functions to the following: | ||||||
|  |     xdemo.c, glxdemo.c, offset.c | ||||||
|  |   - created smakefile | ||||||
|  |   - put #ifndef AMIWIN ... #endif around sleep() calls in xdemo.c since  | ||||||
|  |     they are not part of AmigaDOS. | ||||||
|  | Dec.  1, 1995 v 1.2.5 | ||||||
|  |   - removed AMIWIN defines from xdemo.c, glxdemo.c, offset.c since | ||||||
|  |     already defined in include/GL/xmesa.h | ||||||
|  |   - modified Smakefile to include header and includes from the AmiTCP4.0 | ||||||
|  |     net.lib linkable library to provide unix-compatible sys/time.h and | ||||||
|  |     the sleep() function | ||||||
|  |     - removed AMIWIN defines in xdemo.c since sleep() now defined | ||||||
|  | NET CHANGE: smakefile | ||||||
|  |  | ||||||
|  | * mesa/samples | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  |   - added the necessary pragma calls for X functions to the following: | ||||||
|  |     oglinfo.c | ||||||
|  |   - created smakefile | ||||||
|  |   - put #ifndef AMIWIN ... #endif around sleep() in blendxor.c | ||||||
|  |   - removed olympic from smakefile targets since <sys/time.h> not defined | ||||||
|  | Dec.  1, 1995 v 1.2.5 | ||||||
|  |   - removed AMIWIN defines from oglinfo.c, since already defined in  | ||||||
|  |     include/GL/xmesa.h | ||||||
|  |   - modified Smakefile to include header and includes from the AmiTCP4.0 | ||||||
|  |     net.lib linkable library to provide unix-compatible sys/time.h and | ||||||
|  |     the sleep() function | ||||||
|  |     - removed AMIWIN defines in blendxor.c for sleep() | ||||||
|  |     - added AMIWIN defines around _MACHTEN_ in olympic.c since xrandom() | ||||||
|  |       functions are not defined in any libraries | ||||||
|  |     - added olympic back into the Smakefile targets | ||||||
|  | NET CHANGE: smakefile, olympic.c | ||||||
|  |  | ||||||
|  | * mesa/book | ||||||
|  | Nov. 25, 1995 v 1.2.4 | ||||||
|  | - created smakefile | ||||||
|  | - removed accpersp and dof from smakefile targets since the SAS/C compile seems to | ||||||
|  |   confuse the near,far variables with near/far memory models. | ||||||
|  | NET CHANGE: smakefile | ||||||
|  |  | ||||||
|  | * mesa/windows | ||||||
|  | Dec.  1, 1995 v 1.2.5 | ||||||
|  | - Removed directory to save space since this is only needed for Windows based  | ||||||
|  |   machines. | ||||||
							
								
								
									
										102
									
								
								docs/README.BEOS
									
									
									
									
									
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										102
									
								
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							| @@ -0,0 +1,102 @@ | |||||||
|  |  | ||||||
|  |                          Mesa / BeOS Information | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  |  | ||||||
|  | Mesa 3.1 features a new driver for the BeOS.  The new driver implements | ||||||
|  | a clone of the BGLView class.  This class, derived from BView, allows | ||||||
|  | OpenGL rendering into a BeOS window. | ||||||
|  |  | ||||||
|  | Any application which uses the BGLView should be able to use Mesa | ||||||
|  | instead of Be's OpenGL without changing any code. | ||||||
|  |  | ||||||
|  | Since Be's OpenGL implementation (as of R4) is basically just the | ||||||
|  | SGI sample implementation, it's pretty slow.  You'll see that Mesa | ||||||
|  | is considerably faster. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Source Code | ||||||
|  |  | ||||||
|  | The source code for the driver is in Mesa-3.1/src/BeOS/GLView.cpp | ||||||
|  | It's not 100% finished at this time but many GLUT-based demos are | ||||||
|  | working.  No optimizations have been made at this time. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Compiling | ||||||
|  |  | ||||||
|  | In the Mesa-3.x directory type "make -f Makefile.X11 beos-r4". | ||||||
|  | When it finishes the libMesaGL.so and libMesaGLU.so libraries for | ||||||
|  | BeOS will be in the Mesa-3.x/lib/ directory. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Example Programs | ||||||
|  |  | ||||||
|  | Look in the Mesa-3.x/BeOS/ directory for one or two BGLView demo | ||||||
|  | programs.  They should have been compiled along with the Mesa | ||||||
|  | library. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | GLUT | ||||||
|  |  | ||||||
|  | A version of GLUT 2.5 for BeOS can be found in src-glut.beos/. | ||||||
|  | The original distribution can be obtained from | ||||||
|  | http://home.beoscentral.com/jehamby/Glut-3.5-x86.zip | ||||||
|  |  | ||||||
|  | This is a special version of GLUT adapted for the BeOS.  I don't | ||||||
|  | believe Mark Kilgard's normal GLUT distribution includes BeOS | ||||||
|  | support. | ||||||
|  |  | ||||||
|  | It seems that you have to recompile GLUT with libMesaGL.so instead | ||||||
|  | of libGL.so in order for everything to work.  I'm not sure why. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Special Features | ||||||
|  |  | ||||||
|  | Mesa's implementation of the BGLView class has an extra member | ||||||
|  | function:  CopySubBufferMESA().  It basically works like SwapBuffers() | ||||||
|  | but it only copies a sub region from the back buffer to the front | ||||||
|  | buffer.  This is a useful optimization for some applications. | ||||||
|  | If you use this method in your code be sure that you check at runtime | ||||||
|  | that you're actually using Mesa (with glGetString) so you don't | ||||||
|  | cause a fatal error when running with Be's OpenGL. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Work Left To Do | ||||||
|  |  | ||||||
|  | Color index mode is not implemented yet. | ||||||
|  |  | ||||||
|  | Reading pixels from the front buffer not implemented yet. | ||||||
|  |  | ||||||
|  | There is also a BGLScreen class in BeOS for full-screen OpenGL | ||||||
|  | rendering.  This should also be implemented for Mesa. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Old BeOS Driver | ||||||
|  |  | ||||||
|  | Mesa 2.6 had an earlier BeOS driver.  It was based on Mesa's Off-screen | ||||||
|  | rendering interface, not BGLView.  If you're interested in the older | ||||||
|  | driver you should get Mesa 2.6. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | BeOS and Glide | ||||||
|  |  | ||||||
|  | Mesa 3.0 supported the 3Dfx/Glide library on Beos.  Download Mesa 3.0 | ||||||
|  | if interested.  Ideally, the 3Dfx/Glide support should be updated to | ||||||
|  | work with the new Mesa 3.1 BGLView implementation. | ||||||
|  |  | ||||||
|  | The Glide library hasn't been updated for BeOS R4, to my knowledge, as | ||||||
|  | of February, 1999. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: README.BEOS,v 1.6 1999/11/27 01:40:40 brianp Exp $ | ||||||
| @@ -1,256 +0,0 @@ | |||||||
|  |  | ||||||
|                           Mesa Cygwin/X11 Information |  | ||||||
|  |  | ||||||
|  |  | ||||||
| WARNING |  | ||||||
| ======= |  | ||||||
|  |  | ||||||
| If you installed X11 (packages xorg-x11-devel and xorg-x11-bin-dlls ) with the  |  | ||||||
| latest setup.exe from Cygwin the GL (Mesa) libraries and include are already  |  | ||||||
| installed in /usr/X11R6.  |  | ||||||
|  |  | ||||||
| The following will explain how to "replace" them. |  | ||||||
|  |  | ||||||
| Installation |  | ||||||
| ============ |  | ||||||
|  |  | ||||||
| How to compile Mesa on Cygwin/X11 systems: |  | ||||||
|  |  | ||||||
| 1. Shared libs: |  | ||||||
|     type 'make cygwin-sl'. |  | ||||||
|  |  | ||||||
|     When finished, the Mesa DLL will be in the Mesa-x.y/lib/ and  |  | ||||||
|     Mesa-x.y/bin directories. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 2. Static libs: |  | ||||||
|     type 'make cygwin-static'. |  | ||||||
|     When finished, the Mesa libraries will be in the Mesa-x.y/lib/ directory. |  | ||||||
|  |  | ||||||
| Header and library files: |  | ||||||
|    After you've compiled Mesa and tried the demos I recommend the following |  | ||||||
|    procedure for "installing" Mesa. |  | ||||||
|  |  | ||||||
|    Copy the Mesa include/GL directory to /usr/X11R6/include: |  | ||||||
| 	cp -a include/GL /usr/X11R6/include |  | ||||||
|  |  | ||||||
|    Copy the Mesa library files to /usr/X11R6/lib: |  | ||||||
| 	cp -a lib/* /usr/X11R6ocal/lib |  | ||||||
|  |  | ||||||
|    Copy the Mesa bin files (used by the DLL stuff) to /usr/X11R6/bin: |  | ||||||
| 	cp -a lib/cyg* /usr/X11R6/bin |  | ||||||
|  |  | ||||||
| Xt/Motif widgets: |  | ||||||
|    If you want to use Mesa or OpenGL in your Xt/Motif program you can build |  | ||||||
|    the widgets found in either the widgets-mesa or widgets-sgi directories. |  | ||||||
|    The former were written for Mesa and the later are the original SGI |  | ||||||
|    widgets.  Look in those directories for more information. |  | ||||||
|    For the Motif widgets you must have downloaded the lesstif package. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Using the library |  | ||||||
| ================= |  | ||||||
|  |  | ||||||
| Configuration options: |  | ||||||
|    The file src/mesa/main/config.h has many parameters which you can adjust |  | ||||||
|    such as maximum number of lights, clipping planes, maximum texture size, |  | ||||||
|    etc.  In particular, you may want to change DEPTH_BITS from 16 to 32 |  | ||||||
|    if a 16-bit depth buffer isn't precise enough for your application. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Shared libraries: |  | ||||||
|    If you compile shared libraries (Win32 DLLS) you may have to set an  |  | ||||||
|    environment variable to specify where the Mesa libraries are located.   |  | ||||||
|    Set the PATH variable to include /your-dir/Mesa-2.6/bin.    |  | ||||||
|    Otherwise, when you try to run a demo it may fail with a message saying  |  | ||||||
|    that one or more DLL couldn't be found. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Xt/Motif Widgets: |  | ||||||
|    Two versions of the Xt/Motif OpenGL drawing area widgets are included: |  | ||||||
|  |  | ||||||
|       widgets-sgi/	SGI's stock widgets |  | ||||||
|       widgets-mesa/	Mesa-tuned widgets |  | ||||||
|  |  | ||||||
|    Look in those directories for details |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Togl: |  | ||||||
|    Togl is an OpenGL/Mesa widget for Tcl/Tk. |  | ||||||
|    See http://togl.sourceforge.net for more information. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| X Display Modes: |  | ||||||
|    Mesa supports RGB(A) rendering into almost any X visual type and depth. |  | ||||||
|  |  | ||||||
|    The glXChooseVisual function tries its best to pick an appropriate visual |  | ||||||
|    for the given attribute list.  However, if this doesn't suit your needs |  | ||||||
|    you can force Mesa to use any X visual you want (any supported by your |  | ||||||
|    X server that is) by setting the MESA_RGB_VISUAL and MESA_CI_VISUAL |  | ||||||
|    environment variables.  When an RGB visual is requested, glXChooseVisual |  | ||||||
|    will first look if the MESA_RGB_VISUAL variable is defined.  If so, it |  | ||||||
|    will try to use the specified visual.  Similarly, when a color index |  | ||||||
|    visual is requested, glXChooseVisual will look for the MESA_CI_VISUAL |  | ||||||
|    variable. |  | ||||||
|  |  | ||||||
|    The format of accepted values is:  <visual-class> <depth> |  | ||||||
|    Here are some examples: |  | ||||||
|  |  | ||||||
|    using the C-shell: |  | ||||||
| 	% setenv MESA_RGB_VISUAL "TrueColor 8"		// 8-bit TrueColor |  | ||||||
| 	% setenv MESA_CI_VISUAL "PseudoColor 12"	// 12-bit PseudoColor |  | ||||||
| 	% setenv MESA_RGB_VISUAL "PseudoColor 8"	// 8-bit PseudoColor |  | ||||||
|  |  | ||||||
|    using the KornShell: |  | ||||||
| 	$ export MESA_RGB_VISUAL="TrueColor 8" |  | ||||||
| 	$ export MESA_CI_VISUAL="PseudoColor 12" |  | ||||||
| 	$ export MESA_RGB_VISUAL="PseudoColor 8" |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Double buffering: |  | ||||||
|    Mesa can use either an X Pixmap or XImage as the backbuffer when in |  | ||||||
|    double buffer mode.  Using GLX, the default is to use an XImage.  The |  | ||||||
|    MESA_BACK_BUFFER environment variable can override this.  The valid |  | ||||||
|    values for MESA_BACK_BUFFER are:  Pixmap and XImage (only the first |  | ||||||
|    letter is checked, case doesn't matter). |  | ||||||
|  |  | ||||||
|    A pixmap is faster when drawing simple lines and polygons while an |  | ||||||
|    XImage is faster when Mesa has to do pixel-by-pixel rendering.  If you |  | ||||||
|    need depth buffering the XImage will almost surely be faster.  Exper- |  | ||||||
|    iment with the MESA_BACK_BUFFER variable to see which is faster for |  | ||||||
|    your application.   |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Colormaps: |  | ||||||
|    When using Mesa directly or with GLX, it's up to the application writer |  | ||||||
|    to create a window with an appropriate colormap.  The aux, tk, and GLUT |  | ||||||
|    toolkits try to minimize colormap "flashing" by sharing colormaps when |  | ||||||
|    possible.  Specifically, if the visual and depth of the window matches |  | ||||||
|    that of the root window, the root window's colormap will be shared by |  | ||||||
|    the Mesa window.  Otherwise, a new, private colormap will be allocated. |  | ||||||
|  |  | ||||||
|    When sharing the root colormap, Mesa may be unable to allocate the colors |  | ||||||
|    it needs, resulting in poor color quality.  This can happen when a |  | ||||||
|    large number of colorcells in the root colormap are already allocated. |  | ||||||
|    To prevent colormap sharing in aux, tk and GLUT, define the environment |  | ||||||
|    variable MESA_PRIVATE_CMAP.  The value isn't significant. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Gamma correction: |  | ||||||
|    To compensate for the nonlinear relationship between pixel values |  | ||||||
|    and displayed intensities, there is a gamma correction feature in |  | ||||||
|    Mesa.  Some systems, such as Silicon Graphics, support gamma |  | ||||||
|    correction in hardware (man gamma) so you won't need to use Mesa's |  | ||||||
|    gamma facility.  Other systems, however, may need gamma adjustment |  | ||||||
|    to produce images which look correct.  If in the past you thought |  | ||||||
|    Mesa's images were too dim, read on. |  | ||||||
|  |  | ||||||
|    Gamma correction is controlled with the MESA_GAMMA environment |  | ||||||
|    variable.  Its value is of the form "Gr Gg Gb" or just "G" where |  | ||||||
|    Gr is the red gamma value, Gg is the green gamma value, Gb is the |  | ||||||
|    blue gamma value and G is one gamma value to use for all three |  | ||||||
|    channels.  Each value is a positive real number typically in the |  | ||||||
|    range 1.0 to 2.5.  The defaults are all 1.0, effectively disabling |  | ||||||
|    gamma correction.  Examples using csh: |  | ||||||
|  |  | ||||||
| 	% setenv MESA_GAMMA "2.3 2.2 2.4"	// separate R,G,B values |  | ||||||
| 	% setenv MESA_GAMMA "2.0"		// same gamma for R,G,B |  | ||||||
|  |  | ||||||
|    The demos/gamma.c program may help you to determine reasonable gamma |  | ||||||
|    value for your display.  With correct gamma values, the color intensities |  | ||||||
|    displayed in the top row (drawn by dithering) should nearly match those |  | ||||||
|    in the bottom row (drawn as grays). |  | ||||||
|  |  | ||||||
|    Alex De Bruyn reports that gamma values of 1.6, 1.6 and 1.9 work well |  | ||||||
|    on HP displays using the HP-ColorRecovery technology. |  | ||||||
|  |  | ||||||
|    Mesa implements gamma correction with a lookup table which translates |  | ||||||
|    a "linear" pixel value to a gamma-corrected pixel value.  There is a |  | ||||||
|    small performance penalty.  Gamma correction only works in RGB mode. |  | ||||||
|    Also be aware that pixel values read back from the frame buffer will |  | ||||||
|    not be "un-corrected" so glReadPixels may not return the same data |  | ||||||
|    drawn with glDrawPixels. |  | ||||||
|  |  | ||||||
|    For more information about gamma correction see: |  | ||||||
|    http://www.inforamp.net/~poynton/notes/colour_and_gamma/GammaFAQ.html |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Overlay Planes |  | ||||||
|  |  | ||||||
|    Overlay planes in the frame buffer are supported by Mesa but require |  | ||||||
|    hardware and X server support.  To determine if your X server has |  | ||||||
|    overlay support you can test for the SERVER_OVERLAY_VISUALS property: |  | ||||||
|  |  | ||||||
| 	xprop -root | grep SERVER_OVERLAY_VISUALS |  | ||||||
|  |  | ||||||
|  |  | ||||||
| HPCR glClear(GL_COLOR_BUFFER_BIT) dithering |  | ||||||
|  |  | ||||||
|    If you set the MESA_HPCR_CLEAR environment variable then dithering |  | ||||||
|    will be used when clearing the color buffer.  This is only applicable |  | ||||||
|    to HP systems with the HPCR (Color Recovery) system. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Extensions |  | ||||||
| ========== |  | ||||||
|    There are three Mesa-specific GLX extensions at this time. |  | ||||||
|  |  | ||||||
|    GLX_MESA_pixmap_colormap  |  | ||||||
|  |  | ||||||
|       This extension adds the GLX function: |  | ||||||
|  |  | ||||||
|          GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual, |  | ||||||
|                                            Pixmap pixmap, Colormap cmap ) |  | ||||||
|  |  | ||||||
|       It is an alternative to the standard glXCreateGLXPixmap() function. |  | ||||||
|       Since Mesa supports RGB rendering into any X visual, not just True- |  | ||||||
|       Color or DirectColor, Mesa needs colormap information to convert RGB |  | ||||||
|       values into pixel values.  An X window carries this information but a |  | ||||||
|       pixmap does not.  This function associates a colormap to a GLX pixmap. |  | ||||||
|       See the xdemos/glxpixmap.c file for an example of how to use this |  | ||||||
|       extension. |  | ||||||
|  |  | ||||||
|    GLX_MESA_release_buffers |  | ||||||
|  |  | ||||||
|       Mesa associates a set of ancillary (depth, accumulation, stencil and |  | ||||||
|       alpha) buffers with each X window it draws into.  These ancillary |  | ||||||
|       buffers are allocated for each X window the first time the X window |  | ||||||
|       is passed to glXMakeCurrent().  Mesa, however, can't detect when an |  | ||||||
|       X window has been destroyed in order to free the ancillary buffers. |  | ||||||
|  |  | ||||||
|       The best it can do is to check for recently destroyed windows whenever |  | ||||||
|       the client calls the glXCreateContext() or glXDestroyContext() |  | ||||||
|       functions.  This may not be sufficient in all situations though. |  | ||||||
|  |  | ||||||
|       The GLX_MESA_release_buffers extension allows a client to explicitly |  | ||||||
|       deallocate the ancillary buffers by calling glxReleaseBuffersMESA() |  | ||||||
|       just before an X window is destroyed.  For example: |  | ||||||
|  |  | ||||||
|          #ifdef GLX_MESA_release_buffers |  | ||||||
|             glXReleaseBuffersMESA( dpy, window ); |  | ||||||
|          #endif |  | ||||||
|          XDestroyWindow( dpy, window ); |  | ||||||
|  |  | ||||||
|       This extension is new in Mesa 2.0. |  | ||||||
|  |  | ||||||
|    GLX_MESA_copy_sub_buffer |  | ||||||
|  |  | ||||||
|       This extension adds the glXCopySubBufferMESA() function.  It works |  | ||||||
|       like glXSwapBuffers() but only copies a sub-region of the window |  | ||||||
|       instead of the whole window. |  | ||||||
|  |  | ||||||
|       This extension is new in Mesa version 2.6 |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Summary of X-related environment variables: |  | ||||||
|    MESA_RGB_VISUAL - specifies the X visual and depth for RGB mode (X only) |  | ||||||
|    MESA_CI_VISUAL - specifies the X visual and depth for CI mode (X only) |  | ||||||
|    MESA_BACK_BUFFER - specifies how to implement the back color buffer (X only) |  | ||||||
|    MESA_PRIVATE_CMAP - force aux/tk libraries to use private colormaps (X only) |  | ||||||
|    MESA_GAMMA - gamma correction coefficients (X only) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| README.CYGWIN - lassauge April 2004 - based on README.X11 |  | ||||||
							
								
								
									
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|  |  | ||||||
|  |                      DirectX 6 Driver for Mesa 3.0 | ||||||
|  |  | ||||||
|  |  | ||||||
|  | This software is distributed under the terms of the GNU Library | ||||||
|  | General Public License, see the LICENSE file for details. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | What do you need ? | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | 	- A PC with a DirectX 6 video driver installed. | ||||||
|  |  | ||||||
|  | 	- Mesa 3.0 | ||||||
|  |  | ||||||
|  | 	- The 3Dfx Glide library 2.3 or later for your OS (the 2.4 works fine). | ||||||
|  | 	  The Voodoo2 requires the Glide library 2.51. The Glide 3.0 is not | ||||||
|  | 	  compatible with the Glide 2.x so it doesn't work with the current | ||||||
|  | 	  version of the driver; | ||||||
|  |  | ||||||
|  | 	- Visual C++ 5.0 is only compiler test but others should be ok with | ||||||
|  |        changes to the makefiles (CFLAGS/LFLAGS). | ||||||
|  |  | ||||||
|  | 	- DirectX 6 SDK (was a MS download but not sure if still available). | ||||||
|  |  | ||||||
|  | 	- SoftIce or another debugger that will get DPF's is nice. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Tested on: | ||||||
|  | ---------- | ||||||
|  | 	Windows 95 | ||||||
|  |   	Windows 98 | ||||||
|  | 	Windows NT 5.0 (beta 2) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | What is able to do ? | ||||||
|  | -------------------- | ||||||
|  |  | ||||||
|  | 	- the driver will try and use DirectX to rasterize the OpenGL primitives | ||||||
|  | 	that are sent to the driver.  The driver will fall back to SW  if the rendering  | ||||||
|  | 	context is too big.  The fallback to SW still uses DirectDraw.  If the driver | ||||||
|  | 	fails to support and operation (accum, stencil, etc) then it will try and get | ||||||
|  | 	Mesa to render it in SW.  DirectX 6 features that are unsupported by the  | ||||||
|  | 	installed DirectX 6 driver will be mapped to some other best fit feature. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | How to compile: | ||||||
|  | --------------- | ||||||
|  |  | ||||||
|  | 	These instructions assume you have Visual C++ installed. | ||||||
|  |  | ||||||
|  | 	  You might need to increase you enviroment space.  You can do this by  | ||||||
|  | 	adding the following statement to you config.sys. | ||||||
|  |  | ||||||
|  | 	shell=C:\COMMAND.COM C:\ /p /e:8198 | ||||||
|  |  | ||||||
|  | 	  Next setup you compiler enviroment by running vcvars32.bat in the Visual C++ | ||||||
|  |  	'bin' directoy. | ||||||
|  |  | ||||||
|  | 	c:\DevStudio\VC\bin\vcvars32.bat | ||||||
|  |  | ||||||
|  | 	  Modify the D3D makefile to point at your SDK install.  Example has the SDK | ||||||
|  | 	installed on my 'f' drive in the root. | ||||||
|  |  | ||||||
|  | 	file: \Mesa-3.0\src\makefile.d3d | ||||||
|  |  | ||||||
|  | 	SDKROOT=f:\mssdk | ||||||
|  |  | ||||||
|  | 	  Now you can simply make the project.  If you look in the makefile you can see | ||||||
|  | 	I have some different targets like 'install'.   | ||||||
|  |  | ||||||
|  | 	nmake /f makefile.d3d | ||||||
|  |  | ||||||
|  |  | ||||||
|  | FAQ: | ||||||
|  | ---- | ||||||
|  |  | ||||||
|  | 	1) I don't think the driver is using my DirectX driver. | ||||||
|  |  | ||||||
|  |  	  This maybe true as the current version will only select the Primary D3D driver | ||||||
|  | 	installed.  If you 3D card is the secondary (3dfx) then your out of luck for this | ||||||
|  | 	release. | ||||||
|  |  | ||||||
|  | 	2) The driver seems like its not HW accelerated. | ||||||
|  |  | ||||||
|  | 	  If you have a video card with limited memory then you might want to try and  | ||||||
|  | 	change your destop resolution to a low setting (640x480x16) so that the 3D part | ||||||
|  | 	of the card has more resources.  Remeber the driver can't make the card better... | ||||||
|  |  | ||||||
|  | 	3) Nothing works. | ||||||
|  |  | ||||||
|  | 	  Make sure you have a DirectX '6' driver installed.  Check you driver docs for this | ||||||
|  | 	info or use the SDK info utilities. | ||||||
|  | 	  The final 'dll' is named opengl32.dll and is either in the same directory as the  | ||||||
|  | 	OpenGL program or in your system directory (x:\windows\system or x:\winnt\system32). | ||||||
|  | 	  Check your destop resolution.  Most DirectX 6 drivers will only support 16bit and | ||||||
|  | 	32bit color depth.  To find out for sure you can check the DirectX Info Viewer in | ||||||
|  | 	the SDK. | ||||||
|  | 	   | ||||||
|  |  | ||||||
|  | 	4) Rendering doesn't look right. | ||||||
|  |  | ||||||
|  | 	  Sometimes this is because the card doesn't support a feature that that is required. | ||||||
|  | 	This is usually due to unsupported alpha functions (test/blend) or texture mapping. | ||||||
|  | 	Some cards suffer from too small of an alpha channel.  The driver does its best to | ||||||
|  | 	fallback on unsupported features.  This is not to say the driver may not have a bug(s). | ||||||
|  |  | ||||||
|  | 	5) Textures look bad. | ||||||
|  |  | ||||||
|  | 	  No mipmapping in this release. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Thanks to: | ||||||
|  | ---------- | ||||||
|  |  | ||||||
|  | Brian Paul | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Leigh McRae (leigh@altsoftware.com) | ||||||
|  | February 9, 1999 | ||||||
|  |  | ||||||
							
								
								
									
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							| @@ -0,0 +1,132 @@ | |||||||
|  | 			Mesa 4.0 DOS/DJGPP Port v1.0 | ||||||
|  | 			~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Description: | ||||||
|  | ~~~~~~~~~~~~ | ||||||
|  |  | ||||||
|  | Well, guess what... this is the DOS port of MESA 4.0, for DJGPP fans... Whoa! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Legal: | ||||||
|  | ~~~~~~ | ||||||
|  |  | ||||||
|  | MESA copyright applies. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Installation: | ||||||
|  | ~~~~~~~~~~~~~ | ||||||
|  |  | ||||||
|  | Type "make -f Makefile.DJ" to compile the libraries. Make accepts some options | ||||||
|  | which are passed to compiler: the target cpu (CPU=..., default=`pentium') and | ||||||
|  | X86 specific options (HAVE_X86=1, HAVE_MMX=1, HAVE_SSE=1, HAVE_3DNOW=1). The | ||||||
|  | core library (libGL) requires LFN support during compilation. Also, you must | ||||||
|  | have the DXE2 package (available on SimTel.Net, courtesy of Andrew Zabolotny) | ||||||
|  | installed in order to build the dynamic modules; if you encounter errors, you | ||||||
|  | can fetch a patched version from my web page. | ||||||
|  | The demos are not built automagically (see Pitfalls below). To make them, use | ||||||
|  | one of the following rules: | ||||||
|  | 	Static: | ||||||
|  | 	    gcc -o OUT.exe IN.c -lglut -lglu -lgl | ||||||
|  | 	Dynamic: | ||||||
|  | 	    gcc -o OUT.exe -include dmesadxe.h IN.c -ligl -liglu -liglut -ldl | ||||||
|  | Usage of the dynamic modules requires three things: | ||||||
|  | 	- include DMESADXE.H in one of the sources, so references inside | ||||||
|  | 	  dynamic modules will get resolved (or use `-include' directive) | ||||||
|  | 	- link against import libraries (libIgl*.a) and LIBDL.A, which will do | ||||||
|  | 	  the dynamic linkage job for you | ||||||
|  | 	- put the DXEs somewhere along the library path (LD_LIBRARY_PATH) or | ||||||
|  | 	  in the current directory | ||||||
|  |  | ||||||
|  | Tested on: | ||||||
|  | 	CPU:		Intel Pentium w/ MMX @166 MHz | ||||||
|  | 	Mainboard:	ViA Apollo VP2 w/ 128 MB SDRAM | ||||||
|  | 	Video card:	Matrox Millenium 2064W w/ 2048 kB WRAM, BIOS v3.0 | ||||||
|  | 	DJGPP:		djdev 2.03 + gcc v3.0.3 + make v3.79 | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | libGL (the core): | ||||||
|  | ~~~~~~~~~~~~~~~~~ | ||||||
|  |  | ||||||
|  | Of course, MESA 4.0 core sources are required. It will probably work with | ||||||
|  | MESA 3.5, but not a chance with earlier versions due to major changes to the | ||||||
|  | MESA driver interface and the directory tree. All should compile succesfully. | ||||||
|  |  | ||||||
|  | The driver has its origins in ddsample.c, written by Brian Paul and found by | ||||||
|  | me in MESA 3.4.2. I touched almost all the functions, changing the coding | ||||||
|  | style :-( Sorry! | ||||||
|  |  | ||||||
|  | Pitfalls: | ||||||
|  | 1. The current version supports only RGB[A] modes, for it made no sense to me | ||||||
|  |    to endorse color-index (aka palette) modes. | ||||||
|  | 2. Single-buffered is not allowed at all. Until I can find a way to use *REAL* | ||||||
|  |    hardware acceleration, it won't get implemented. | ||||||
|  | 3. Another weird "feature" is that buffer width must be multiple of 4 (I'm a | ||||||
|  |    lazy programmer and I found that the easiest way to keep buffer handling at | ||||||
|  |    peak performance ;-). | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | libGLU: | ||||||
|  | ~~~~~~~ | ||||||
|  |  | ||||||
|  | Mesa GLU sources are required. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | libGLUT (the toolkit): | ||||||
|  | ~~~~~~~~~~~~~~~~~~~~~~ | ||||||
|  |  | ||||||
|  | Well, this "skeletal" GLUT implementation is not mine. Thanks should go to | ||||||
|  | Bernhard Tschirren, Mark Kilgard, Brian Paul and probably others (or probably | ||||||
|  | not ;-). I only changed it to be self-standing (Allegro-free). The keyboard, | ||||||
|  | mouse and timer drivers were inspired from an old project of mine (D3Xl) and | ||||||
|  | fixed with some Allegro "infusions"; I deeply thank to Shawn Hargreaves et co. | ||||||
|  |  | ||||||
|  | My keyboard driver used only scancodes, but since GLUT requires ASCII values | ||||||
|  | for keys, I borrowed the translation tables (and maybe more) from Allegro. | ||||||
|  | Ctrl-Alt-Del (plus Ctrl-Alt-End, for Windows users) will shut down the GLUT | ||||||
|  | engine unconditionally: it will raise SIGINT, which in turn will call the | ||||||
|  | destructors (let's hope), thus cleaning up your/my mess ;-) NB: since the | ||||||
|  | DJGPP guys ensured signal handlers won't go beyond program's space (and since | ||||||
|  | dynamic modules shall) the SIGINT can't be hooked (well, it can, but it is | ||||||
|  | useless), therefore you must live with the 'Exiting due to signal SIGINT' | ||||||
|  | message... | ||||||
|  |  | ||||||
|  | The mouse driver is far from complete (lack of positioning, drawing, etc), | ||||||
|  | but is enough to make almost all the demos work. | ||||||
|  |  | ||||||
|  | The timer is pretty versatile for it supports multiple timers with different | ||||||
|  | frequencies. It may not be the most accurate timer in the known universe, but | ||||||
|  | I think it's OK. Take this example: you have timer A with a very high rate, | ||||||
|  | and then you have timer B with very low rate compared to A; now, A ticks OK, | ||||||
|  | but timer B will probably loose precision! | ||||||
|  |  | ||||||
|  | As an addition, stdout and stderr are redirected and dumped upon exit. This | ||||||
|  | means that printf can be safely called during graphics, but all messages come | ||||||
|  | in bulk! A bit of a hack, I know, but I think it's better than to miss them | ||||||
|  | at all. "Borrowed" from RHIDE (Robert Hoehne) or SETEDIT (Salvador Eduardo | ||||||
|  | Tropea)... I'm not sure. | ||||||
|  |  | ||||||
|  | Window creating defaults: 640x480x16 at (0,0), 8-bit stencil, 16-bit accum. | ||||||
|  | However, the video mode is chosen in such a way that first window will fit. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | History: | ||||||
|  | ~~~~~~~~ | ||||||
|  |  | ||||||
|  | v1.0	mar-2002	initial release | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Contact: | ||||||
|  | ~~~~~~~~ | ||||||
|  |  | ||||||
|  | Name:   Borca Daniel | ||||||
|  | E-mail: dborca@yahoo.com | ||||||
|  | WWW:    http://www.geocities.com/dborca/ | ||||||
							
								
								
									
										26
									
								
								docs/README.GGI
									
									
									
									
									
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							| @@ -0,0 +1,26 @@ | |||||||
|  | GGIMesa for LibGGI 2.x | ||||||
|  |  | ||||||
|  | Requirements: | ||||||
|  | ------------- | ||||||
|  | LibGGI 2.0 or greater | ||||||
|  |  | ||||||
|  | Installation: | ||||||
|  | ------------- | ||||||
|  | To install GGIMesa, follow the instructions in INSTALL.GNU.  If you  | ||||||
|  | wish to install GGIGLUT as well, first install GGIMesa and then run | ||||||
|  |  | ||||||
|  | make | ||||||
|  | make install (must be root) | ||||||
|  |  | ||||||
|  | in ggi/ggiglut. | ||||||
|  |  | ||||||
|  | Notes: | ||||||
|  | ------ | ||||||
|  |  | ||||||
|  | * Set the environment variables GGIMESA_DEBUG and/or GGIGLUT_DEBUG  | ||||||
|  | to 255 to see lots of debugging output. | ||||||
|  |  | ||||||
|  | * GGIGLUT contains support for all of the GLUT 3.6 API except for the | ||||||
|  | high-level primitive drawing functions, but many of the functions (in | ||||||
|  | particular the menu drawing functions) are just stubs. | ||||||
|  |  | ||||||
							
								
								
									
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|  |  | ||||||
|  | Mesa 3.0 for LynxOS builds in the following way: | ||||||
|  |  | ||||||
|  | make lynxos | ||||||
|  |  | ||||||
|  | This will build all the libraries and demo applications. You should have  | ||||||
|  | around 400 megabytes free for everything since everything is done with  | ||||||
|  | static | ||||||
|  | libraries. | ||||||
|  |  | ||||||
|  | Before using this make file however, you should perform the following  | ||||||
|  | actions: | ||||||
|  | 0) cd to the Mesa-3.0 directory | ||||||
|  | 1) Copy the GL directory under the include directory to /usr/include. | ||||||
|  | 2) Copy the files in the lib directory to /lib. | ||||||
|  | 3) Make links so that the Mesa libraries look like ordinary OpenGL  | ||||||
|  | libraries | ||||||
|  | in /lib. This is important for compatibility with other OpenGL apps. This | ||||||
|  | is done as follows: | ||||||
|  |  | ||||||
|  | cd /lib | ||||||
|  | ln -s libMesaGL.a libGL.a | ||||||
|  | ln -s libMesaGLU.a libGLU.a | ||||||
|  |  | ||||||
|  | Mesa 3.0 includes the GLUT (GL Utility Toolkit) by default. | ||||||
|  | The demo applications are done using this toolkit. | ||||||
|  |  | ||||||
|  | Mesa makefiles for building their apps could be used as well, but the | ||||||
|  | following one is much more concise. Note that the order of the X libraries | ||||||
|  | is important to the linker so that all symbols get resolved correctly. | ||||||
|  | Changing the order may result in having to list a library twice to make | ||||||
|  | sure all linkages are made correctly. | ||||||
|  |  | ||||||
|  | ----cut here for Makefile ----- | ||||||
|  |  | ||||||
|  | FILES = your_app.x | ||||||
|  |  | ||||||
|  | SPECIAL_INCLUDES = -I/usr/include/GL | ||||||
|  |  | ||||||
|  | SPECIAL_CFLAGS = -g  -ansi -pedantic -funroll-loops -ffast-math -DSHM | ||||||
|  |  | ||||||
|  | SPECIAL_LIBS = -lglut -lGLU -lGL -lm -L/usr/X11/lib -lXext -lXmu -lXi \ | ||||||
|  | -lX11 -lbsd -g | ||||||
|  |  | ||||||
|  | STANDARD_OFILES = $(FILES:.x=.o) | ||||||
|  |  | ||||||
|  | %.o: %.c | ||||||
|  | 	gcc -c $(SPECIAL_CFLAGS) $(SPECIAL_INCLUDES) $< -o $@ | ||||||
|  |  | ||||||
|  | all: $(STANDARD_OFILES) | ||||||
|  | 	gcc -o your_app $(STANDARD_OFILES) $(SPECIAL_LIBS) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ----cut here for Makefile----- | ||||||
|  |  | ||||||
|  | I have tested Mesa under LynxOS 3.0 and 3.01. It should build fine under  | ||||||
|  | other | ||||||
|  | versions as well. Note, however, that LynxOS versions prior to 3.0 are not | ||||||
|  | binary compatible, so you will have to rebuild from source. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Vik Sohal | ||||||
|  | vik@lynx.com | ||||||
|  | January 13, 1999 | ||||||
							
								
								
									
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							| @@ -0,0 +1,53 @@ | |||||||
|  | August 30, 1998 -- Paul Garceau | ||||||
|  | Updated January 13, 2000 -- Paul Garceau (pgarceau@teleport.com) | ||||||
|  |  | ||||||
|  | DISCLAIMER:  I make this port of the Mesa 3-D Graphics Library as a service | ||||||
|  | to the general public.  I can, in no way support or make any guarantee that the | ||||||
|  | build will work for your system. | ||||||
|  |  | ||||||
|  | 	The associated packages and batch files I have included as part of the GCC-2.95.2/Mingw32 extension are provided "As-is" with out any guarantee of support or functionality from this author. | ||||||
|  |  | ||||||
|  | 	Feel free to modify or change things as you see fit, just remember that | ||||||
|  | I can't support any modifications you might want to make to the files which I | ||||||
|  | have included OR the lgpl protected Mesa 3-D Graphics Library. | ||||||
|  |  | ||||||
|  | 	I recommend using GCC-2.95.2/Mingw32 which is available at Mumit Khans' ftp site: | ||||||
|  |  | ||||||
|  | 		(ftp://ftp.xraylith.wisc.edu/pub/khan/gnu-win32/mingw32/) | ||||||
|  |  | ||||||
|  | 	This build has been tested under WinNT4/SP6.  Win9x and WinNT5 remain untested by me.  I have not tested any of the demos included with Mesa3d. | ||||||
|  |  | ||||||
|  | 	I recommend using the GCC-2.95.2/Mingw32. | ||||||
|  |  | ||||||
|  | 	ftp://ftp.xraylith.wisc.edu/pub/khan/gnu-win32/mingw32/gcc-2.95.2 | ||||||
|  |  | ||||||
|  | 	Much thanks to the combined efforts of Mumit Khan, Jan-Jaap Vanderhagen | ||||||
|  | and Colin Peters for making it possible for the Mingw32 toolchain to exist.  Also, thanks go out to Stephane Rehel for the work that was completed on the Cygwin build. | ||||||
|  |  | ||||||
|  | Installing GCC-2.95.2/Mingw32 Build: | ||||||
|  |  | ||||||
|  | 	a) Open the file archive (either tar.gz or .zip extensions) | ||||||
|  |  | ||||||
|  | 	b) Decide the directory you want to move the archived files to. | ||||||
|  |  | ||||||
|  | 	d) Extract the files from the archive. | ||||||
|  | 	 | ||||||
|  | 	e) Edit the mingw32.bat file to accomodate your choice of directory structure. | ||||||
|  |  | ||||||
|  | 		%mesaroot%:	This is your root directory (Mesa-3.3) | ||||||
|  | 		%mesasrc%:	This is the Mesa-3.3 src directory (Mesa-3.3\src) | ||||||
|  | 		%mesalib%:	This is where the build will put libGL.a and libGLU.a | ||||||
|  |  | ||||||
|  | Running the Build: | ||||||
|  |  | ||||||
|  | 	Open your Command Prompt or MS-DOS prompt. | ||||||
|  | 	Go to your Mesa-3.3 'root' directory | ||||||
|  | 	At the command line type: mingw32 | ||||||
|  |  | ||||||
|  | 	That's all there is to it. | ||||||
|  |  | ||||||
|  | 	Enjoy! | ||||||
|  |  | ||||||
|  | 	Peace, | ||||||
|  |  | ||||||
|  | 		Paul G. (pgarceau@teleport.com) | ||||||
							
								
								
									
										6
									
								
								docs/README.NeXT
									
									
									
									
									
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										6
									
								
								docs/README.NeXT
									
									
									
									
									
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							| @@ -0,0 +1,6 @@ | |||||||
|  | The NeXT support has now been incorporated into the OpenStep support. | ||||||
|  | You can build NeXT libraries simply by typing "make next", though before | ||||||
|  | linking they will need to be ranlib'd by hand. For more information see | ||||||
|  | the README.OpenStep file, together with the README files in OpenStep/Old_Demos. | ||||||
|  |  | ||||||
|  | -Pete French. (pete@ohm.york.ac.uk) 28/5/1998 | ||||||
							
								
								
									
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										96
									
								
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							| @@ -0,0 +1,96 @@ | |||||||
|  |             README for port of Mesa 3.x to XFree86 on OS/2 (X/2) | ||||||
|  |                           (as of 19990514) | ||||||
|  |  | ||||||
|  |  | ||||||
|  |                            Contents: | ||||||
|  |  | ||||||
|  |                            1) Binary release | ||||||
|  |                            2) Building from sources | ||||||
|  |                            3) History | ||||||
|  |                            4) Todo | ||||||
|  |                            5) Mesa Home Page | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 1) Binary release | ||||||
|  |  | ||||||
|  |    Though the Mesa sources should build in a quite reasonable time even on | ||||||
|  |    a 585 class machine a binary relase is available (check topic 4) for an URL) | ||||||
|  |    This package includes: | ||||||
|  |  | ||||||
|  |      - lib/MesaGL.dll,  MesaGL.a | ||||||
|  |      - lib/MesaGLU.dll, MesaGLU.a | ||||||
|  |      - lib/glut.dll,    glut.a | ||||||
|  |      - include/GL/*.h | ||||||
|  |  | ||||||
|  |     Installing this in your XFree86 tree will enable you to build and | ||||||
|  |     run all applications compatible with Mesa (and the current DLL | ||||||
|  |     interface, of course ;-) | ||||||
|  |     As usual the OMF-style libraries can be created using emxomf. | ||||||
|  |     (e.g. "emxomf foo.a"  creates the foo.lib omf-style library). | ||||||
|  |     The static libraries are rarely used and you have to rebuild | ||||||
|  |     Mesa to get them. They're a supported target, so you get | ||||||
|  |     them in a straightforward way (see below). | ||||||
|  |  | ||||||
|  |     The testing of these libraries was limited to the supplied | ||||||
|  |     demos/examples and a quite small number of third-party apps. | ||||||
|  |     No warranty ... as usual ...  ;-) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 2)  Instructions to build Mesa 3.x for XFree86/OS2 from sources: | ||||||
|  |  | ||||||
|  |     Except the official Mesa source distribution you need: | ||||||
|  |       - a recent version of XFree86 (3.3.x or above) including | ||||||
|  |         the programming libraries | ||||||
|  |       - EMX 0.9c (0.9d might work, never checked) | ||||||
|  |       - GNU make | ||||||
|  |       - REXX (!) | ||||||
|  |  | ||||||
|  |     The creation of the DLLs as well as of the static libraries | ||||||
|  |     (if you want to have them) is handled in "mklib-emx.cmd", | ||||||
|  |     a small REXX script. Perhaps not the best idea, but this | ||||||
|  |     way it fits best in the scheme used to build libraries | ||||||
|  |     on all platforms in Mesa 3.x. | ||||||
|  |  | ||||||
|  |     To actually build the libraries and demos, check mklib-emx.cmd | ||||||
|  |     and modify it as desired. Then type | ||||||
|  |       make os2-x11 | ||||||
|  |     and wait for completion ;-) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 3)  History | ||||||
|  |  | ||||||
|  |     Initially Darren Abbott (abbott@hiwaay.net) ported Mesa versions 2.x | ||||||
|  |     to XFree86 OS/2. This port might still be available from  | ||||||
|  |        http://fly.HiWAAY.net/~abbott/xfree86-os2/xfree86.html | ||||||
|  |  | ||||||
|  |     The current port picked up things during the beta test for 3.0.  | ||||||
|  |     No major changes in the source were done. The build mechanism under OS/2 | ||||||
|  |     has been made very similar to other platforms (if you treat mklib-emx.cmd | ||||||
|  |     as a "black box"). | ||||||
|  |     Advantage is that X/2 is now a valid target and all files are | ||||||
|  |     integrated in the official source distribution. | ||||||
|  |     Disadvantage is that this port (i.e. the DLLs' interface itself) is | ||||||
|  |     definitly NOT COMPATIBLE to those of version 2.x.  | ||||||
|  |     It's uncertain whether this would be at all possible but since there | ||||||
|  |     a _very_ few those apps it's not worth to find out anyway. | ||||||
|  |     Also some libs (MesaTK, MesaAUX) are withdrawn from the Mesa distribution, | ||||||
|  |     and accordingly from the OS/2 port. | ||||||
|  |  | ||||||
|  | 4) Todo | ||||||
|  |  | ||||||
|  |     By now binary compatiblity is ensured by using the function names | ||||||
|  |     as entry points instead of ordinals. This might cost performance and | ||||||
|  |     is subject to change in future. In addition the supplied X86 assembler | ||||||
|  |     source is not used yet. | ||||||
|  |  | ||||||
|  | 5)  Mesa Home Page | ||||||
|  |  | ||||||
|  |     You can get the source code and more information about Mesa from | ||||||
|  |        http://www.mesa3d.org/ | ||||||
|  |  | ||||||
|  |     The OS/2 ports should be available from | ||||||
|  |        http://r350.ee.ntu.edu.tw/~hcchu/os2/ports  | ||||||
|  |  | ||||||
|  | -- | ||||||
|  | Alexander Mai | ||||||
|  | st002279@hrzpub.tu-darmstadt.de | ||||||
							
								
								
									
										35
									
								
								docs/README.OpenStep
									
									
									
									
									
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										35
									
								
								docs/README.OpenStep
									
									
									
									
									
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							| @@ -0,0 +1,35 @@ | |||||||
|  | This is a port of the GL and GLU libraries to NeXT/Apple object | ||||||
|  | orientated systems. As these systems have their own window handling | ||||||
|  | systems we simply use the offscreen rendering capability of Mesa | ||||||
|  | to generate bitmaps which may then be displayed by the application | ||||||
|  | with a View as required. Example pieces of code may be found in the | ||||||
|  | OpenStep directory. | ||||||
|  |  | ||||||
|  | Sadly there are now a proliferation of different system that we need to | ||||||
|  | support compilation for: The original NextStep system, The OpenStep | ||||||
|  | system, the Rhapsody/Mac OS X system and also the windows implementations | ||||||
|  | of the latter two systems. This version of the code has been compiled and | ||||||
|  | tested under the following architectures: | ||||||
|  |  | ||||||
|  | 	NextStep 3.3  | ||||||
|  | 	OpenStep 4.2 | ||||||
|  | 	Rhapsody DR2 | ||||||
|  | 	WebObjects for NT 3.5 | ||||||
|  | 	WebObjects for NT 4.0 | ||||||
|  |  | ||||||
|  | All tests were done with Intel processors. Feedback on other systems would, | ||||||
|  | however, be appreciated ! | ||||||
|  |  | ||||||
|  | On UNIX systems simply type "make openstep". Under Windows systems | ||||||
|  | with WebObjects run the "win32-openstep.sh" script from within the Bourne | ||||||
|  | shell provided with the development environment. In both cases this will | ||||||
|  | build the libraries and place them into the "lib" directory. Some examples | ||||||
|  | may be found in the OpenStep directory showing how to use the code in an | ||||||
|  | actual application (MesaView) as well as some command line demos. | ||||||
|  |  | ||||||
|  | The CC variable may be specified on the command line for doing such things | ||||||
|  | as building FFAT libraries or using alternative compilers to the standard 'cc' | ||||||
|  | e.g.  make CC='cc -arch m68k -arch i386' openstep" will build the libraries | ||||||
|  | with both intel and motorola architectures. | ||||||
|  |  | ||||||
|  | -Pete French. (pete@ohm.york.ac.uk) 7/6/1999 | ||||||
| @@ -205,3 +205,4 @@ http://www.linuxgames.com/quake2/ | |||||||
|  |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- | ---------------------------------------------------------------------- | ||||||
|  | $Id: README.QUAKE,v 1.3 1998/08/23 15:26:26 brianp Exp $ | ||||||
|   | |||||||
| @@ -1,13 +0,0 @@ | |||||||
| The software may implement third party technologies (e.g. third party |  | ||||||
| libraries) that are not licensed to you by AMD and for which you may need |  | ||||||
| to obtain licenses from other parties.  Unless explicitly stated otherwise, |  | ||||||
| these third party technologies are not licensed hereunder.  Such third |  | ||||||
| party technologies include, but are not limited, to H.264, MPEG-2, MPEG-4, |  | ||||||
| AVC, and VC-1. |  | ||||||
|  |  | ||||||
| For MPEG-2 Encoding Products ANY USE OF THIS PRODUCT IN ANY MANNER OTHER |  | ||||||
| THAN PERSONAL USE THAT COMPLIES WITH THE MPEG-2 STANDARD FOR ENCODING VIDEO |  | ||||||
| INFORMATION FOR PACKAGED MEDIA IS EXPRESSLY PROHIBITED WITHOUT A LICENSE |  | ||||||
| UNDER APPLICABLE PATENTS IN THE MPEG-2 PATENT PORTFOLIO, WHICH LICENSES IS |  | ||||||
| AVAILABLE FROM MPEG LA, LLC, 6312 S. Fiddlers Green Circle, Suite 400E, |  | ||||||
| Greenwood Village, Colorado 80111 U.S.A. |  | ||||||
							
								
								
									
										28
									
								
								docs/README.VMS
									
									
									
									
									
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										28
									
								
								docs/README.VMS
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,28 @@ | |||||||
|  |  | ||||||
|  | VMS support contributed by Jouk Jansen (joukj@hrem.stm.tudelft.nl) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The latest version was tested on a VMSAlpha7.2 system using DECC6.0, but | ||||||
|  | probably also works for other versions. | ||||||
|  |  | ||||||
|  | At the moment only the libraries LIBMESGL.EXE/LIBMESGL.OLB, | ||||||
|  | LIBMESAGLU.EXE/LIBMESAGLU.OLB and LIBGLUT.EXE/LIBGLUT.OLB and the demos of the | ||||||
|  | directory [.DEMOS] can be build. | ||||||
|  | However, feel free to create the missing "decrip.mms-files" in the other | ||||||
|  | directories. | ||||||
|  |  | ||||||
|  |  The make files were tested | ||||||
|  | using the DIGITAL make utility called MMS.  There is also a public domain | ||||||
|  | clone available (MMK) and I  think, but it is not tested, that this | ||||||
|  | utility will give (hardly) any problem. | ||||||
|  |  | ||||||
|  | To make everything just type MMS (or MMK) in the main directory of | ||||||
|  | mesagl.  For MMS the deafult makefile is called descrip.mms, and | ||||||
|  | that is what I have called it.  I included alse some config files, | ||||||
|  | all having mms somewhere in the name which all the makefiles need | ||||||
|  | (just as your unix makefiles). | ||||||
|  |  | ||||||
|  | On Alpha platforms at default a sharable images for the libraries are created. | ||||||
|  | To get a static library make it by typing MMS/MACRO=(NOSHARE=1). | ||||||
|  | On VAX platforms only static libraries can be build. | ||||||
|  |  | ||||||
| @@ -1,70 +1,88 @@ | |||||||
| File: docs/README.WIN32 | File: docs/README.WIN32 | ||||||
|  |  | ||||||
| Last updated: 21 June 2013 | Last updated: Nov 29, 2001 - Karl Schultz - kschultz@users.sourceforge.net | ||||||
|  |  | ||||||
|  |  | ||||||
| Quick Start | Quick Start | ||||||
| ----- ----- |  | ||||||
|  |  | ||||||
| Windows drivers are build with SCons.  Makefiles or Visual Studio projects are | If you have Microsoft Visual C++ 6.0 installed, simply go to the top directory | ||||||
| no longer shipped or supported. | of the Mesa distribution and type 'nmake -f Makefile.win NODEBUG=1' for | ||||||
|  | an optimized build. | ||||||
|  |  | ||||||
| Run | Details and Notes | ||||||
|  |  | ||||||
|   scons osmesa mesagdi | - Building Mesa as noted above should visit and build the following: | ||||||
|  |   src        MesaGL.dll, MesaGL.lib, osmesa.dll, osmesa.lib | ||||||
|  |   si-glu     MesaGLU.dll, MesaGLU.lib | ||||||
|  |   src-glut   glut32.dll, glut32.lib | ||||||
|  |   demos      a handful of demo executables. | ||||||
|  |  | ||||||
| to build classic mesa Windows GDI drivers; or | - After building, you can copy the above DLL files to a place in your PATH | ||||||
|  |   or to the demos directory if you just want to give the demos a try. | ||||||
|  |   The DLL and LIB files are copied to the ./lib directory.  The makefile | ||||||
|  |   creates this directory if it does not already exist. | ||||||
|  |  | ||||||
|   scons libgl-gdi | - The make targets 'clean' and 'clobber' will remove objects and libraries. | ||||||
|  |   But the files in ./lib are never cleaned. | ||||||
|  |  | ||||||
| to build gallium based GDI driver. | - The make target 'install' will take its best shot at copying DLL files, | ||||||
|  |   LIB files, and headers to the right places.  I strongly suggest that | ||||||
|  |   you examine the makefiles to make sure that 'install' doesn't do anything | ||||||
|  |   that you can't live with. | ||||||
|  |  | ||||||
| This will work both with MSVS or Mingw. | - The makefiles are designed to work with Microsoft's NMAKE, and do, | ||||||
|  |   unfortunately, have some Microsoft-specific things in them.  If you | ||||||
|  |   would like to use gcc or some other build tools like the Cygnus tools, | ||||||
|  |   then you will have to hack the makefiles to make them work with your | ||||||
|  |   tools.  I'm sorry about this; I wasn't motivated to make this any | ||||||
|  |   different, but if you end up modifying the makefiles for your tools, | ||||||
|  |   you can send me the changes and I can apply the changes to the  | ||||||
|  |   source tree. | ||||||
|  |  | ||||||
|  | - There are no Microsoft Visual Studio project files.  However, these | ||||||
|  |   should be very easy to create.  One can use the compiler and linker | ||||||
|  |   options found in the makefiles to make quick progress in creating | ||||||
|  |   projects. | ||||||
|  |  | ||||||
|  | - The DLL files are built so that the external entry points use the | ||||||
|  |   stdcall calling convention. | ||||||
|  |  | ||||||
|  | - Static LIB files are not built.  The LIB files that are built with | ||||||
|  |   the current makefiles are the linker import files associated with | ||||||
|  |   the DLL files.  If static LIB's are desired, it should not be too | ||||||
|  |   difficult to modify the makefiles to generate them. | ||||||
|  |  | ||||||
|  | - The si-glu sources are used to build the GLU libs.  This was done | ||||||
|  |   mainly to get the better tessellator code. | ||||||
|  |  | ||||||
|  | - The osmesa driver builds and should work on Windows as well as | ||||||
|  |   any other platform. | ||||||
|  |  | ||||||
|  | - The Windows driver (in src/Windows) builds and runs at least at | ||||||
|  |   a minimal level.  I modified this driver to work with the new | ||||||
|  |   Mesa 4.0 code and driver architecture, but I did not do a great | ||||||
|  |   deal of optimization and testing.  There are many opportunities | ||||||
|  |   for optimization, many of which can be done by coding more specific | ||||||
|  |   paths for the rasterizers.  See src/osmesa/osmesa.c for some good | ||||||
|  |   examples. | ||||||
|  |  | ||||||
|  | - There is DirectDraw support in the Windows driver, updated by | ||||||
|  |   Daniel Slater.  You'll need to uncomment the #define DDRAW line | ||||||
|  |   in src/Windows/wmesadef.h and add ddraw.lib to the list of libraries | ||||||
|  |   in src/Makefile.win.  On some systems, you will acheive significantly | ||||||
|  |   higher framerates with DirectDraw. | ||||||
|  |  | ||||||
|  | - Some of the more specialized code like FX drivers, stereo, and | ||||||
|  |   parallel support isn't compiled or tested.  I left much of this | ||||||
|  |   code alone, but it may need some work to get it 'turned on' again. | ||||||
|  |  | ||||||
|  | - No assembly code is compiled or assembled.  Again, this may need | ||||||
|  |   some work to turn it back on or use it again. | ||||||
|  |  | ||||||
|  | If you have a Windows-related build problem or question, it is | ||||||
|  | probably better to direct it to me (kschultz@users.sourceforge.net), | ||||||
|  | rather than directly to the other Mesa developers.  I will help you | ||||||
|  | as much as I can.  I also monitor the Mesa mailing lists and will | ||||||
|  | answer questions in this area there as well. | ||||||
|  |  | ||||||
|  |  | ||||||
| Windows Drivers | Karl Schultz | ||||||
| ------- ------- |  | ||||||
|  |  | ||||||
| At this time, only the gallium GDI driver is known to work. |  | ||||||
|  |  | ||||||
| Source code also exists in the tree for other drivers in |  | ||||||
| src/mesa/drivers/windows, but the status of this code is unknown. |  | ||||||
|  |  | ||||||
| Recipe |  | ||||||
| ------ |  | ||||||
|  |  | ||||||
| Building on windows requires several open-source packages. These are |  | ||||||
| steps that work as of this writing. |  | ||||||
|  |  | ||||||
| 1) install python 2.7 |  | ||||||
| 2) install scons (latest) |  | ||||||
| 3) install mingw, flex, and bison |  | ||||||
| 4) install libxml2 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs |  | ||||||
|   get libxml2-python-2.9.1.win-amd64-py2.7.exe |  | ||||||
| 5) install pywin32 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs |  | ||||||
|   get pywin32-218.4.win-amd64-py2.7.exe |  | ||||||
| 6) install git |  | ||||||
| 7) download mesa from git |  | ||||||
|   see http://www.mesa3d.org/repository.html |  | ||||||
| 8) run scons |  | ||||||
|  |  | ||||||
| General |  | ||||||
| ------- |  | ||||||
|  |  | ||||||
| After building, you can copy the above DLL files to a place in your |  | ||||||
| PATH such as $SystemRoot/SYSTEM32.  If you don't like putting things |  | ||||||
| in a system directory, place them in the same directory as the |  | ||||||
| executable(s).  Be careful about accidentially overwriting files of |  | ||||||
| the same name in the SYSTEM32 directory. |  | ||||||
|  |  | ||||||
| The DLL files are built so that the external entry points use the |  | ||||||
| stdcall calling convention. |  | ||||||
|  |  | ||||||
| Static LIB files are not built.  The LIB files that are built with are |  | ||||||
| the linker import files associated with the DLL files. |  | ||||||
|  |  | ||||||
| The si-glu sources are used to build the GLU libs.  This was done |  | ||||||
| mainly to get the better tessellator code. |  | ||||||
|  |  | ||||||
| If you have a Windows-related build problem or question, please post |  | ||||||
| to the mesa-dev or mesa-users list. |  | ||||||
|   | |||||||
							
								
								
									
										146
									
								
								docs/README.WINDML
									
									
									
									
									
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										146
									
								
								docs/README.WINDML
									
									
									
									
									
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							| @@ -0,0 +1,146 @@ | |||||||
|  |  | ||||||
|  |                         WindML Driver for Mesa 4.0 | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Requirements | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Tornado 2 + WindML, Cumulative Patchs are recommended.  | ||||||
|  |    | ||||||
|  | I suppose you have a valid WindML installation. Double buffer hardware | ||||||
|  | gives better performance than double buffer software so if you can | ||||||
|  | compile your WindML driver with this option, just do it. I/O | ||||||
|  | redirection is adviced in target server. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Tested on | ||||||
|  | --------- | ||||||
|  |  | ||||||
|  | During the development, my main target was a CoolMonster: | ||||||
|  | - Video card: CT69000 | ||||||
|  | - CPU: PENTIUM 266MHz | ||||||
|  |  | ||||||
|  | and my host a Windows NT + Tornado 2. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Installation | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | 1. Mesa sources must be in root directory (C:\) | ||||||
|  |  | ||||||
|  | 2. Add the following line to your torVars.bat: | ||||||
|  | set MESA_BASE=C:\Mesa | ||||||
|  |  | ||||||
|  | OR copy the new torVars.bat in your bin path: | ||||||
|  | c:/Mesa/src/ugl/tornado/torVars.sample ->  | ||||||
|  | /mnt/nt/Tornado/host/x86-win32/bin/torVars (for example) | ||||||
|  |  | ||||||
|  | 3. In a command prompt: | ||||||
|  | $ torVars | ||||||
|  | $ cd c:\Mesa | ||||||
|  | $ make -f Makefile.ugl CPU=PENTIUM | ||||||
|  |  | ||||||
|  | Take a long while... | ||||||
|  |  | ||||||
|  | 5. Include all the files from ugldemos folder to build some downloadable | ||||||
|  |    application modules | ||||||
|  |  | ||||||
|  | 4. Download UGL/Mesa object files on target | ||||||
|  |  | ||||||
|  | For example via the WindShell: | ||||||
|  | ld < c:\Tornado\target\lib\objMesaGL.o | ||||||
|  | ld < c:\Tornado\target\lib\objMesaUGL.o | ||||||
|  | ld < c:\Tornado\target\lib\objMesaGLU.o | ||||||
|  | ld < c:\Tornado\target\lib\objGLUTshapes.o | ||||||
|  | ld < c:\Tornado\target\lib\objMesaOS.o | ||||||
|  |  | ||||||
|  | You can put the previous lines in a file and use: | ||||||
|  | < filename | ||||||
|  |  | ||||||
|  | 6. Download the application modules. | ||||||
|  |  | ||||||
|  | 7. In WindShell, run: | ||||||
|  | -> uglalldemos | ||||||
|  |  | ||||||
|  | During the show some messages will appear, it provides some useful | ||||||
|  | information on key management. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Coding | ||||||
|  | ------ | ||||||
|  |  | ||||||
|  | Sample Usage: | ||||||
|  |  | ||||||
|  | In addition to the usual ugl calls to initialize UGL, (may be find an | ||||||
|  | input driver), you must do the following to use the UGL/Mesa interface: | ||||||
|  |  | ||||||
|  | 1. Call uglMesaCreateContext() to create a UGL/Mesa rendering context, | ||||||
|  |    given the display format. | ||||||
|  |  | ||||||
|  | 2. Call uglMesaMakeCurrent() to bind the UGL/Mesa buffers to an | ||||||
|  |    UGL/Mesa Context and to make the context the current one. | ||||||
|  |  | ||||||
|  | 3. Make gl* calls to render your graphics. | ||||||
|  |  | ||||||
|  | 4. Use uglMesaSwapBuffers() when double buffering to swap front/back buffers. | ||||||
|  |  | ||||||
|  | 5. Before the UGL is destroyed, call MesaDestroyContext(). | ||||||
|  |  | ||||||
|  | 6. Before exiting, call if required uglEventQDestroy and then | ||||||
|  |    uglDeinitialize(); | ||||||
|  |  | ||||||
|  | Limitations | ||||||
|  | ----------- | ||||||
|  |  | ||||||
|  | I found the following limitations in my driver : | ||||||
|  |  - Color Indexed management is only in 8 bits | ||||||
|  |  - It's possible to mix UGL/OpenGL application with a software | ||||||
|  |    double buffer | ||||||
|  |  | ||||||
|  | Modifications | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | New files in Mesa: | ||||||
|  | - Makefile.ugl | ||||||
|  | - rules.windmlmesa | ||||||
|  | - docs/README.UGL | ||||||
|  | - include/GL/uglmesa.h | ||||||
|  | - si-glu/Makefile.ugl | ||||||
|  | - src/Makefile.ugl | ||||||
|  | - src/ugl/torGLUTShapesInit.c | ||||||
|  | - src/ugl/torMesaUGLInit.c | ||||||
|  | - src/ugl/ugl_api.c | ||||||
|  | - src/ugl/ugl_dd.c | ||||||
|  | - src/ugl/ugl_glutshapes.c | ||||||
|  | - src/ugl/ugl_line.c | ||||||
|  | - src/ugl/ugl_span.c | ||||||
|  | - src/ugl/ugl_tri.c | ||||||
|  | - src/ugl/uglmesaP.h | ||||||
|  | - ugldemos/* | ||||||
|  |  | ||||||
|  | Modified files in Tornado 2.0: | ||||||
|  | - c:\Tornado\host\x86-win32\bin\torVars.bat | ||||||
|  | rem Command line build environments | ||||||
|  | set WIND_HOST_TYPE=x86-win32 | ||||||
|  | set WIND_BASE=C:\Tornado | ||||||
|  | set MESA_BASE=C:\Mesa | ||||||
|  | set PATH=%WIND_BASE%\host\%WIND_HOST_TYPE%\bin;%PATH% | ||||||
|  | - c:\Tornado\target\config\comps\VxWorks\01uglmesa.cdf | ||||||
|  | - c:\Tornado\target\h\GL\* | ||||||
|  |  | ||||||
|  | Todo | ||||||
|  | ---- | ||||||
|  | - GCC 2.96, ASM compilation | ||||||
|  |  | ||||||
|  | Thanks to: | ||||||
|  | ---------- | ||||||
|  |  | ||||||
|  | Precision Insight team for their great job around Mesa, XFree, and DRI. | ||||||
|  | Wind River Systems to take me as an intern. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Stephane Raimbault | ||||||
|  | <stephane.raimbault@windriver.com> | ||||||
|  | <stephane.raimbault@deesse.univ-lemans.fr> | ||||||
|  |  | ||||||
|  | July 24, 2001 | ||||||
							
								
								
									
										326
									
								
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							| @@ -0,0 +1,326 @@ | |||||||
|  |  | ||||||
|  |                        Mesa 4.0.2 Unix/X11 Information | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Installation | ||||||
|  | ============ | ||||||
|  |  | ||||||
|  | There are two ways to compile Mesa on Unix/X11 systems: | ||||||
|  |  | ||||||
|  | 1. The old way: | ||||||
|  |     First type 'make' alone to see the list of system | ||||||
|  |     configurations currently supported.  If you see your configuration on the | ||||||
|  |     list, type 'make <config>'.  Most popular Unix/X workstations are currently | ||||||
|  |     supported. | ||||||
|  |  | ||||||
|  |     If your system configuration is not listed by 'make', you'll have to modify | ||||||
|  |     the top-level Makefile and Make-config files.  There are instructions in | ||||||
|  |     each file. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 2. The new way: | ||||||
|  |     Type './configure' and then 'make'.  This uses GNU autoconfig. | ||||||
|  |     See docs/INSTALL for more details. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The top-level makefile will execute the makefiles in a number of sub- | ||||||
|  | directories.  When finished, the Mesa libraries will be in the Mesa-4.0.2/lib/ | ||||||
|  | directory.  A few GLUT demos in the demos/ directory should be ready to run. | ||||||
|  |  | ||||||
|  | If you also downloaded and unpacked the demos there should be executables | ||||||
|  | in the "xdemos/", "samples/", and "book/" directories for you to try out. | ||||||
|  |  | ||||||
|  | If you have compilation problems you should try to fix them and return the | ||||||
|  | patches to the author. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Notes on assembly language optimizations: | ||||||
|  |  | ||||||
|  |    When using the old-style Makefiles, you can specify a configuration | ||||||
|  |    that uses X86 assembly language optimizations (linux-3dnow for example). | ||||||
|  |  | ||||||
|  |    The detection of MMX, 3DNow!, PIII/SSE, etc capability is done at | ||||||
|  |    runtime.  That means you can compile Mesa for 3DNow! optimizations | ||||||
|  |    even if you don't have an AMD CPU. | ||||||
|  |  | ||||||
|  |    However, your Linux binutils and assembler must understand the | ||||||
|  |    special instructions in order to compile them.  If you have | ||||||
|  |    compilation problems, try upgrading your binutils. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Header and library files: | ||||||
|  |    After you've compiled Mesa and tried the demos I recommend the following | ||||||
|  |    procedure for "installing" Mesa. | ||||||
|  |  | ||||||
|  |    Copy the Mesa include/GL directory to /usr/local/include: | ||||||
|  | 	cp -r include/GL /usr/local/include | ||||||
|  |  | ||||||
|  |    Copy the Mesa library files to /usr/local/lib: | ||||||
|  | 	cp lib/* /usr/local/lib | ||||||
|  |  | ||||||
|  | 	(actually, use "cp -d" on Linux to preserve symbolic links) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Xt/Motif widgets: | ||||||
|  |    If you want to use Mesa or OpenGL in your Xt/Motif program you can build | ||||||
|  |    the widgets found in either the widgets-mesa or widgets-sgi directories. | ||||||
|  |    The former were written for Mesa and the later are the original SGI | ||||||
|  |    widgets.  Look in those directories for more information. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Notes: | ||||||
|  |    HP users:  a Mesa user reports that the HP-UX 10.01 C compiler has | ||||||
|  |    a bug which effects glReadPixels.  A patch for the compiler (PHSS_5743) is | ||||||
|  |    available.  Otherwise be sure your compiler is version 10.13 or later. | ||||||
|  |  | ||||||
|  |    QNX users:  if you have problems running the demos try setting the | ||||||
|  |    stack size to 200K or larger with -N200K, for example. | ||||||
|  |  | ||||||
|  |    SunOS 5.x users:  The X shared memory extension may not work | ||||||
|  |    correctly.  If Mesa prints an error message to the effect of "Shared memory | ||||||
|  |    error" then you'll have to append the following three lines to the end of | ||||||
|  |    your /etc/system file then reboot: | ||||||
|  |       set shmsys:shminfo_shmmax = 0x2000000 | ||||||
|  |       set shmsys:shminfo_shmmni = 0x1000 | ||||||
|  |       set shmsys:shminfo_shmseg = 0x100 | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Using the library | ||||||
|  | ================= | ||||||
|  |  | ||||||
|  | Configuration options: | ||||||
|  |    The file src/config.h has many parameters which you can adjust such | ||||||
|  |    as maximum number of lights, clipping planes, maximum texture size, | ||||||
|  |    etc.  In particular, you may want to change DEPTH_BITS from 16 to 32 | ||||||
|  |    if a 16-bit depth buffer isn't precise enough for your application. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Shared libraries: | ||||||
|  |    If you compile shared libraries you may have to set an environment | ||||||
|  |    variable to specify where the Mesa libraries are located.  On Linux and | ||||||
|  |    Sun systems for example, set the LD_LIBRARY_PATH variable to include | ||||||
|  |    /your-dir/Mesa-2.6/lib.   Otherwise, when you try to run a demo it | ||||||
|  |    may fail with a message saying that one or more libraries couldn't be | ||||||
|  |    found. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Remote display of OpenGL/GLX programs: | ||||||
|  |    As of version 1.2.3, Mesa's header files use the same GLenum and GLUenum | ||||||
|  |    values as SGI's (and most/all other vendor's) OpenGL headers.  This means | ||||||
|  |    you can freely mix object files compiled with OpenGL or Mesa headers. | ||||||
|  |    In fact, on systems with dynamic runtime linkers it's possible to dynam- | ||||||
|  |    ically link with Mesa or OpenGL shared libraries at runtime, without | ||||||
|  |    recompiling or relinking anything! | ||||||
|  |  | ||||||
|  |    Using IRIX 5.x as an example, you can run SGI's OpenGL demos with the | ||||||
|  |    Mesa shared libraries as follows.  Let's assume you're installing Mesa | ||||||
|  |    in /usr/local/Mesa and using the C-shell: | ||||||
|  |        % cd /usr/local/Mesa | ||||||
|  |        % make irix5-dso | ||||||
|  |        % setenv _RLD_LIST "/usr/local/Mesa/lib/libGL.so:DEFAULT" | ||||||
|  |        % /usr/demos/bin/ideas_ogl      // this is a test | ||||||
|  |  | ||||||
|  |    You can now run OpenGL executables on almost any X display!  There may | ||||||
|  |    be some problems from the fact that Mesa supports many X visual types | ||||||
|  |    that an OpenGL client may not expect (grayscale for example).  In this | ||||||
|  |    case the application may abort, print error messages, or just behave | ||||||
|  |    strangely.  You may have to experiment with the MESA_RGB_VISUAL envi- | ||||||
|  |    ronment variable. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Xt/Motif Widgets: | ||||||
|  |    Two versions of the Xt/Motif OpenGL drawing area widgets are included: | ||||||
|  |  | ||||||
|  |       widgets-sgi/	SGI's stock widgets | ||||||
|  |       widgets-mesa/	Mesa-tuned widgets | ||||||
|  |  | ||||||
|  |    Look in those directories for details | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Togl: | ||||||
|  |    Togl is an OpenGL/Mesa widget for Tcl/Tk. | ||||||
|  |    See http://togl.sourceforge.net for more information. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | X Display Modes: | ||||||
|  |    Mesa supports RGB(A) rendering into almost any X visual type and depth. | ||||||
|  |  | ||||||
|  |    The glXChooseVisual function tries its best to pick an appropriate visual | ||||||
|  |    for the given attribute list.  However, if this doesn't suit your needs | ||||||
|  |    you can force Mesa to use any X visual you want (any supported by your | ||||||
|  |    X server that is) by setting the MESA_RGB_VISUAL and MESA_CI_VISUAL | ||||||
|  |    environment variables.  When an RGB visual is requested, glXChooseVisual | ||||||
|  |    will first look if the MESA_RGB_VISUAL variable is defined.  If so, it | ||||||
|  |    will try to use the specified visual.  Similarly, when a color index | ||||||
|  |    visual is requested, glXChooseVisual will look for the MESA_CI_VISUAL | ||||||
|  |    variable. | ||||||
|  |  | ||||||
|  |    The format of accepted values is:  <visual-class> <depth> | ||||||
|  |    Here are some examples: | ||||||
|  |  | ||||||
|  |    using the C-shell: | ||||||
|  | 	% setenv MESA_RGB_VISUAL "TrueColor 8"		// 8-bit TrueColor | ||||||
|  | 	% setenv MESA_CI_VISUAL "PseudoColor 12"	// 12-bit PseudoColor | ||||||
|  | 	% setenv MESA_RGB_VISUAL "PseudoColor 8"	// 8-bit PseudoColor | ||||||
|  |  | ||||||
|  |    using the KornShell: | ||||||
|  | 	$ export MESA_RGB_VISUAL="TrueColor 8" | ||||||
|  | 	$ export MESA_CI_VISUAL="PseudoColor 12" | ||||||
|  | 	$ export MESA_RGB_VISUAL="PseudoColor 8" | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Double buffering: | ||||||
|  |    Mesa can use either an X Pixmap or XImage as the backbuffer when in | ||||||
|  |    double buffer mode.  Using GLX, the default is to use an XImage.  The | ||||||
|  |    MESA_BACK_BUFFER environment variable can override this.  The valid | ||||||
|  |    values for MESA_BACK_BUFFER are:  Pixmap and XImage (only the first | ||||||
|  |    letter is checked, case doesn't matter). | ||||||
|  |  | ||||||
|  |    A pixmap is faster when drawing simple lines and polygons while an | ||||||
|  |    XImage is faster when Mesa has to do pixel-by-pixel rendering.  If you | ||||||
|  |    need depth buffering the XImage will almost surely be faster.  Exper- | ||||||
|  |    iment with the MESA_BACK_BUFFER variable to see which is faster for | ||||||
|  |    your application.   | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Colormaps: | ||||||
|  |    When using Mesa directly or with GLX, it's up to the application writer | ||||||
|  |    to create a window with an appropriate colormap.  The aux, tk, and GLUT | ||||||
|  |    toolkits try to minimize colormap "flashing" by sharing colormaps when | ||||||
|  |    possible.  Specifically, if the visual and depth of the window matches | ||||||
|  |    that of the root window, the root window's colormap will be shared by | ||||||
|  |    the Mesa window.  Otherwise, a new, private colormap will be allocated. | ||||||
|  |  | ||||||
|  |    When sharing the root colormap, Mesa may be unable to allocate the colors | ||||||
|  |    it needs, resulting in poor color quality.  This can happen when a | ||||||
|  |    large number of colorcells in the root colormap are already allocated. | ||||||
|  |    To prevent colormap sharing in aux, tk and GLUT, define the environment | ||||||
|  |    variable MESA_PRIVATE_CMAP.  The value isn't significant. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Gamma correction: | ||||||
|  |    To compensate for the nonlinear relationship between pixel values | ||||||
|  |    and displayed intensities, there is a gamma correction feature in | ||||||
|  |    Mesa.  Some systems, such as Silicon Graphics, support gamma | ||||||
|  |    correction in hardware (man gamma) so you won't need to use Mesa's | ||||||
|  |    gamma facility.  Other systems, however, may need gamma adjustment | ||||||
|  |    to produce images which look correct.  If in the past you thought | ||||||
|  |    Mesa's images were too dim, read on. | ||||||
|  |  | ||||||
|  |    Gamma correction is controlled with the MESA_GAMMA environment | ||||||
|  |    variable.  Its value is of the form "Gr Gg Gb" or just "G" where | ||||||
|  |    Gr is the red gamma value, Gg is the green gamma value, Gb is the | ||||||
|  |    blue gamma value and G is one gamma value to use for all three | ||||||
|  |    channels.  Each value is a positive real number typically in the | ||||||
|  |    range 1.0 to 2.5.  The defaults are all 1.0, effectively disabling | ||||||
|  |    gamma correction.  Examples using csh: | ||||||
|  |  | ||||||
|  | 	% setenv MESA_GAMMA "2.3 2.2 2.4"	// separate R,G,B values | ||||||
|  | 	% setenv MESA_GAMMA "2.0"		// same gamma for R,G,B | ||||||
|  |  | ||||||
|  |    The demos/gamma.c program may help you to determine reasonable gamma | ||||||
|  |    value for your display.  With correct gamma values, the color intensities | ||||||
|  |    displayed in the top row (drawn by dithering) should nearly match those | ||||||
|  |    in the bottom row (drawn as grays). | ||||||
|  |  | ||||||
|  |    Alex De Bruyn reports that gamma values of 1.6, 1.6 and 1.9 work well | ||||||
|  |    on HP displays using the HP-ColorRecovery technology. | ||||||
|  |  | ||||||
|  |    Mesa implements gamma correction with a lookup table which translates | ||||||
|  |    a "linear" pixel value to a gamma-corrected pixel value.  There is a | ||||||
|  |    small performance penalty.  Gamma correction only works in RGB mode. | ||||||
|  |    Also be aware that pixel values read back from the frame buffer will | ||||||
|  |    not be "un-corrected" so glReadPixels may not return the same data | ||||||
|  |    drawn with glDrawPixels. | ||||||
|  |  | ||||||
|  |    For more information about gamma correction see: | ||||||
|  |    http://www.inforamp.net/~poynton/notes/colour_and_gamma/GammaFAQ.html | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Overlay Planes | ||||||
|  |  | ||||||
|  |    Overlay planes in the frame buffer are supported by Mesa but require | ||||||
|  |    hardware and X server support.  To determine if your X server has | ||||||
|  |    overlay support you can test for the SERVER_OVERLAY_VISUALS property: | ||||||
|  |  | ||||||
|  | 	xprop -root | grep SERVER_OVERLAY_VISUALS | ||||||
|  |  | ||||||
|  |  | ||||||
|  | HPCR glClear(GL_COLOR_BUFFER_BIT) dithering | ||||||
|  |  | ||||||
|  |    If you set the MESA_HPCR_CLEAR environment variable then dithering | ||||||
|  |    will be used when clearing the color buffer.  This is only applicable | ||||||
|  |    to HP systems with the HPCR (Color Recovery) system. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Extensions: | ||||||
|  |    The following OpenGL GLX extensions are currently implemented: | ||||||
|  |  | ||||||
|  |       GLX_EXT_visual_info - GLX visual and transparent pixel extension | ||||||
|  |       GLX_EXT_visual_rating - GLX visual caveats | ||||||
|  |  | ||||||
|  |    For detailed information about the extensions see www.opengl.org | ||||||
|  |  | ||||||
|  |    There are four Mesa-specific GL/GLX extensions at this time. | ||||||
|  |  | ||||||
|  |    GLX_MESA_pixmap_colormap  | ||||||
|  |  | ||||||
|  |       This extension adds the GLX function: | ||||||
|  |  | ||||||
|  |          GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual, | ||||||
|  |                                            Pixmap pixmap, Colormap cmap ) | ||||||
|  |  | ||||||
|  |       It is an alternative to the standard glXCreateGLXPixmap() function. | ||||||
|  |       Since Mesa supports RGB rendering into any X visual, not just True- | ||||||
|  |       Color or DirectColor, Mesa needs colormap information to convert RGB | ||||||
|  |       values into pixel values.  An X window carries this information but a | ||||||
|  |       pixmap does not.  This function associates a colormap to a GLX pixmap. | ||||||
|  |       See the xdemos/glxpixmap.c file for an example of how to use this | ||||||
|  |       extension. | ||||||
|  |  | ||||||
|  |    GLX_MESA_release_buffers | ||||||
|  |  | ||||||
|  |       Mesa associates a set of ancillary (depth, accumulation, stencil and | ||||||
|  |       alpha) buffers with each X window it draws into.  These ancillary | ||||||
|  |       buffers are allocated for each X window the first time the X window | ||||||
|  |       is passed to glXMakeCurrent().  Mesa, however, can't detect when an | ||||||
|  |       X window has been destroyed in order to free the ancillary buffers. | ||||||
|  |  | ||||||
|  |       The best it can do is to check for recently destroyed windows whenever | ||||||
|  |       the client calls the glXCreateContext() or glXDestroyContext() | ||||||
|  |       functions.  This may not be sufficient in all situations though. | ||||||
|  |  | ||||||
|  |       The GLX_MESA_release_buffers extension allows a client to explicitly | ||||||
|  |       deallocate the ancillary buffers by calling glxReleaseBuffersMESA() | ||||||
|  |       just before an X window is destroyed.  For example: | ||||||
|  |  | ||||||
|  |          #ifdef GLX_MESA_release_buffers | ||||||
|  |             glXReleaseBuffersMESA( dpy, window ); | ||||||
|  |          #endif | ||||||
|  |          XDestroyWindow( dpy, window ); | ||||||
|  |  | ||||||
|  |       This extension is new in Mesa 2.0. | ||||||
|  |  | ||||||
|  |    GLX_MESA_copy_sub_buffer | ||||||
|  |  | ||||||
|  |       This extension adds the glXCopySubBufferMESA() function.  It works | ||||||
|  |       like glXSwapBuffers() but only copies a sub-region of the window | ||||||
|  |       instead of the whole window. | ||||||
|  |  | ||||||
|  |       This extension is new in Mesa version 2.6 | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Summary of X-related environment variables: | ||||||
|  |    MESA_RGB_VISUAL - specifies the X visual and depth for RGB mode (X only) | ||||||
|  |    MESA_CI_VISUAL - specifies the X visual and depth for CI mode (X only) | ||||||
|  |    MESA_BACK_BUFFER - specifies how to implement the back color buffer (X only) | ||||||
|  |    MESA_PRIVATE_CMAP - force aux/tk libraries to use private colormaps (X only) | ||||||
|  |    MESA_GAMMA - gamma correction coefficients (X only) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: README.X11,v 3.8.2.2 2002/02/12 03:13:42 brianp Exp $ | ||||||
							
								
								
									
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							| @@ -0,0 +1,146 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.1 release notes | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New copyright | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | Mesa 3.1 will be distributed under an XFree86-style copyright instead | ||||||
|  | of the GNU LGPL. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New directories | ||||||
|  | --------------- | ||||||
|  |  | ||||||
|  | All documentation files are now in the docs/ directory. | ||||||
|  | All shell scripts are now in the bin/ directory. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New library names | ||||||
|  | ----------------- | ||||||
|  |  | ||||||
|  | Formerly, the main Mesa library was named libMesaGL.so (or libMesaGL.a) | ||||||
|  | and the GLU library was named libMesaGLU.so (or libMesaGLU.a). | ||||||
|  |  | ||||||
|  | Now, the main library is named libGL.so (or libGL.a) and the GLU library | ||||||
|  | is named libGLU.so (or libGLU.a). | ||||||
|  |  | ||||||
|  | The change allows Mesa to be more easily substituted for OpenGL. | ||||||
|  | Specifically, the linker/loader on some Unix-like systems won't | ||||||
|  | allow libMesaGL.so to be used instead of libGL.so if the application | ||||||
|  | was linked with the former. | ||||||
|  |  | ||||||
|  | Warning: if you have another OpenGL implementation installed on your | ||||||
|  | system (i.e. you have another OpenGL libGL.so) you'll have to be | ||||||
|  | carefull about which library (OpenGL or Mesa) you link against.  Be | ||||||
|  | aware of -L linker flags and the value of the LD_LIBRARY_PATH environment | ||||||
|  | variable. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New library versioning | ||||||
|  | ---------------------- | ||||||
|  |  | ||||||
|  | Previously, the Mesa GL library was named libMesaGL.so.3.0 | ||||||
|  | To better support Linux/OpenGL standards, the Mesa GL library is now | ||||||
|  | named libGL.so.1.2.030100  This indicates version 1.2 of the OpenGL spec | ||||||
|  | and Mesa implementation 3.1.0 | ||||||
|  |  | ||||||
|  | In the long term this will allow better interoperability with other | ||||||
|  | OpenGL implementations, especially on Linux.  In the short term, | ||||||
|  | OpenGL apps may have to be relinked to use the new library naming. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New makefiles | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | The old Makefiles found in the various directories have been renamed | ||||||
|  | to Makefile.X11 in order to prevent filename collisions with autoconfig- | ||||||
|  | generated Makefiles. | ||||||
|  |  | ||||||
|  | The top-level Makefile simply includes Makefile.X11 | ||||||
|  | If your top-level Makefile get's overwritten/destroyed you can restore | ||||||
|  | it by copying Makefile.X11 to Makefile | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New extensions | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | GL_EXT_stencil_wrap | ||||||
|  | 	Implements two new stencil operations: GL_INCR_WRAP_EXT and | ||||||
|  | 	GL_DECR_WRAP_EXT which allow stencil increment and decrement | ||||||
|  | 	without clamping. | ||||||
|  |  | ||||||
|  | GL_INGR_blend_func_separate | ||||||
|  | 	Allows specification of blend factors for RGB and Alpha independently. | ||||||
|  | 	(INGR = Intergraph) | ||||||
|  |  | ||||||
|  | GL_ARB_multitexture | ||||||
|  | 	Multiple simultaneous textures.  (ARB = Architecture Review Board) | ||||||
|  |  | ||||||
|  | GL_NV_texgen_reflection | ||||||
|  | 	nVidia texgen extension for better reflection mapping. | ||||||
|  |  | ||||||
|  | GL_PGI_misc_hints | ||||||
|  | 	Assorted transformation hints. | ||||||
|  |  | ||||||
|  | GL_EXT_compiled_vertex_array | ||||||
|  | 	Compiled vertex arrays. | ||||||
|  |  | ||||||
|  | GL_EXT_clip_volume_hint | ||||||
|  | 	Allows one to disable clip volume (frustum) testing. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Extensions removed | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | GL_EXT_multitexture - obsolete in favor of GL_ARB_multitexture | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Config file | ||||||
|  | ----------- | ||||||
|  |  | ||||||
|  | By default, /etc/mesa.conf will be read when Mesa starts.  This | ||||||
|  | file controls default hints, enable/disable of extensions, and | ||||||
|  | more.  See the CONFIG file for documentation. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Optimizations | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | Keith Whitwell has contributed significant optimizations to Mesa's | ||||||
|  | vertex transformation code.  Basically, the whole transformation | ||||||
|  | stage of Mesa has been rewritten. | ||||||
|  |  | ||||||
|  | It's impossible to give a speedup factor.  You'll just have to | ||||||
|  | try your app and see how it performs. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Device Driver changes | ||||||
|  | --------------------- | ||||||
|  |  | ||||||
|  | A bunch of new device driver functions have been added.  See src/dd.h | ||||||
|  | Keith Harrison contributed many of them.  I've been planning on adding | ||||||
|  | a bunch of functions like these to make writing hardware drivers easier. | ||||||
|  | More such function will probably be added in the near future. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Miscellaneous | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | util/glstate.c has some handy functions for debugging.  Basically, it | ||||||
|  | offers a simple function for printing GL state variables.  It's not | ||||||
|  | finished yet.  There's a LOT more GLenum records to be added (see the | ||||||
|  | code).  Anyone want to help? | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.1,v 1.2 2000/04/07 17:08:06 brianp Exp $ | ||||||
							
								
								
									
										12
									
								
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							| @@ -0,0 +1,12 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.2 release notes | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Mesa 3.2 is a stabilization of the Mesa 3.1 release.  No new features | ||||||
|  | have been added.  For a list of bug fixes please read the VERSIONS file. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.2,v 1.2 2000/04/07 17:08:06 brianp Exp $ | ||||||
							
								
								
									
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							| @@ -0,0 +1,32 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.2.1 release notes | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The Mesa 3.2.1 release mainly just fixes bugs since the 3.2 release. | ||||||
|  | See the VERSIONS file for the exact list. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | GLU Polygon Tessellator | ||||||
|  | ----------------------- | ||||||
|  |  | ||||||
|  | The GLU tessellator has been reverted back to the version included | ||||||
|  | with Mesa 3.0 since it's more stable.  The Mesa 3.1/3.2 tessellator | ||||||
|  | implemented the GLU 1.3 specification but suffered from a number of | ||||||
|  | bugs. | ||||||
|  |  | ||||||
|  | Mesa implements GLU 1.1. | ||||||
|  |  | ||||||
|  | Ideally, people should use the GLU 1.3 library included in SGI's | ||||||
|  | OpenGL Sample Implementation (SI) available from  | ||||||
|  | http://oss.sgi.com/projects/ogl-sample/ | ||||||
|  | People are working to make easy-to-install Linux RPMs of the | ||||||
|  | GLU library. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.2.1,v 1.2 2000/07/21 16:32:33 brianp Exp $ | ||||||
							
								
								
									
										271
									
								
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										271
									
								
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							| @@ -0,0 +1,271 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.3 release notes | ||||||
|  |  | ||||||
|  |                              July 21, 2000 | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.2.1) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 3.3 has a undergone many internal changes since version 3.2 | ||||||
|  | and features a lot of new extensions.  3.3 is expected to be pretty | ||||||
|  | stable, but perhaps not as stable as 3.2 which has been used by | ||||||
|  | thousands of users over the past months. | ||||||
|  |  | ||||||
|  | Everyone is encouraged to try Mesa 3.3.  Bugs should be reported to | ||||||
|  | the Mesa bug database on www.sourceforge.net. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Header file / GLenum changes | ||||||
|  | ---------------------------- | ||||||
|  |  | ||||||
|  | The gl.h and glu.h headers now use #defines to define all GL_* tokens | ||||||
|  | instead of C-language enums.  This change improves Mesa/OpenGL | ||||||
|  | interoperability. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New API dispatch code | ||||||
|  | --------------------- | ||||||
|  |  | ||||||
|  | The core Mesa gl* functions are now implemented with a new dispatch | ||||||
|  | (jump table) which will allow simultaneous direct/indirect rendering. | ||||||
|  |  | ||||||
|  | The code is found in the glapi*.[ch] files. | ||||||
|  |  | ||||||
|  | Of interest:  the actual "glFooBar" functions are generated with | ||||||
|  | templatized code defined in glapitemp.h and included by glapi.c | ||||||
|  | The glapitemp.h template should be reusable for all sorts of OpenGL | ||||||
|  | projects. | ||||||
|  |  | ||||||
|  | The new dispatch code has also optimized with x86 assembly code. | ||||||
|  | This optimization eliminates copying the function arguments during | ||||||
|  | dispatch. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New thread support | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | Thread support in Mesa has been rewritten.  The glthread.[ch] files | ||||||
|  | replace mthreads.[ch].  Thread safety is always enabled (on platforms | ||||||
|  | which support threads, that is).  There is virtually no performance | ||||||
|  | penalty for typical single-thread applications.  See the glapi.c | ||||||
|  | file for details. | ||||||
|  |  | ||||||
|  | The Xlib driver (XMesa) is now thread-safe as well.  Be sure to | ||||||
|  | call XInitThreads() in your app first.  See the xdemos/glthreads.c | ||||||
|  | demo for an example. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Make configuration changes | ||||||
|  | -------------------------- | ||||||
|  |  | ||||||
|  | If you use the old-style (non GNU automake) method to build Mesa note | ||||||
|  | that several of the configuration names have changed: | ||||||
|  |  | ||||||
|  |    Old name        New name | ||||||
|  |    -------------   ---------------- | ||||||
|  |    linux-elf       linux | ||||||
|  |    linux           linux-static | ||||||
|  |    linux-386-elf   linux-386 | ||||||
|  |    linux-386       linux-386-static | ||||||
|  |    etc. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New extensions | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | GL_ARB_transpose_matrix | ||||||
|  | 	Adds glLoadTransposeMatrixARB() and glMultTransposeMatrixARB() | ||||||
|  |         functions. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_cube_map | ||||||
|  | 	For cube-based reflection mapping. | ||||||
|  |  | ||||||
|  | GL_EXT_texture_add_env | ||||||
|  | 	Adds GL_ADD texture environment mode. | ||||||
|  | 	See http://www.berkelium.com/OpenGL/EXT/texture_env_add.txt | ||||||
|  |  | ||||||
|  | GL_EXT_texture_lod_bias | ||||||
|  | 	Allows mipmapped texture blurring and sharpening. | ||||||
|  |  | ||||||
|  | GLX_EXT_visual_rating extension | ||||||
|  | 	This extension has no effect in stand-alone Mesa (used for DRI). | ||||||
|  |  | ||||||
|  | GL_HP_occlusion_test | ||||||
|  | 	Used for bounding box occlusion testing (see demos/occlude.c). | ||||||
|  |  | ||||||
|  | GL_SGIX_pixel_texture / GL_SGIS_pixel_texture | ||||||
|  | 	Lets glDraw/CopyPixels draw a texture coordinate image. | ||||||
|  |  | ||||||
|  | GL_SGI_color_matrix | ||||||
|  | 	Adds a color matrix and another set of scale and bias parameters | ||||||
|  | 	to the glDraw/CopyPixels paths. | ||||||
|  |  | ||||||
|  | GL_SGI_color_table | ||||||
|  | 	Adds additional color tables to the glDraw/Read/CopyPixels paths. | ||||||
|  |  | ||||||
|  | GL_EXT_histogram | ||||||
|  | 	Compute histograms for glDraw/Read/CopyPixels. | ||||||
|  |  | ||||||
|  | GL_EXT_blend_func_separate | ||||||
|  | 	This is the same as GL_INGR_blend_func_separate. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_cube_mapping | ||||||
|  | 	6-face cube mapping, nicer than sphere mapping | ||||||
|  |  | ||||||
|  | GL_EXT_texture_env_combine | ||||||
|  | 	For advanced texture environment effects. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Documentation for all these functions can be found at | ||||||
|  | http://oss.sgi.com/projects/ogl-sample/registry/ | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | GLX_SGI_make_current_read functionality | ||||||
|  | --------------------------------------- | ||||||
|  |  | ||||||
|  | The functionality of this extension is needed for GLX 1.3 (and required | ||||||
|  | for the Linux/OpenGL standards base). | ||||||
|  |  | ||||||
|  | Implementing this function required a **DEVICE DRIVER CHANGE**. | ||||||
|  | The old SetBuffer() function has been replaced by SetReadBuffer() and | ||||||
|  | SetDrawBuffer().  All device drivers will have to be updated because | ||||||
|  | of this change. | ||||||
|  |  | ||||||
|  | The new function, glXMakeContextCurrent(), in GLX 1.3 now works in Mesa. | ||||||
|  | The xdemos/wincopy.c program demonstrates it. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Image-related code changes | ||||||
|  | -------------------------- | ||||||
|  |  | ||||||
|  | The imaging path code used by glDrawPixels, glTexImage[123]D, | ||||||
|  | glTexSubImage[123], etc has been rewritten.  It's now faster, | ||||||
|  | uses less memory and has several bug fixes.  This work was | ||||||
|  | actually started in Mesa 3.1 with the glTexImage paths but has now | ||||||
|  | been carried over to glDrawPixels as well. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Device driver interface changes | ||||||
|  | ------------------------------- | ||||||
|  |  | ||||||
|  | Added new functions for hardware stencil buffer support: | ||||||
|  |    WriteStencilSpan | ||||||
|  |    ReadStencilSpan | ||||||
|  |    WriteStencilPixels | ||||||
|  |    ReadStencilPixels | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Removed old depth buffer functions: | ||||||
|  |    AllocDepthBuffer | ||||||
|  |    DepthTestSpan | ||||||
|  |    DepthTestPixels | ||||||
|  |    ReadDepthSpanFloat | ||||||
|  |    ReadDepthSpanInt | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Added new depth buffer functions: | ||||||
|  |    WriteDepthSpan | ||||||
|  |    ReadDepthSpan | ||||||
|  |    WriteDepthPixels | ||||||
|  |    ReadDepthPixels | ||||||
|  |  | ||||||
|  |    These functions always read/write 32-bit GLuints.  This will allow | ||||||
|  |    drivers to have anywhere from 0 to 32-bit Z buffers without | ||||||
|  |    recompiling for 16 vs 32 bits as was previously needed. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New texture image functions | ||||||
|  |    The entire interface for texture image specification has been updated. | ||||||
|  |    With the new functions, it's optional for Mesa to keep an internal copy | ||||||
|  |    of all textures.  Texture download should be a lot faster when the extra | ||||||
|  |    copy isn't made. | ||||||
|  |  | ||||||
|  | Misc changes | ||||||
|  |    TexEnv now takes a target argument | ||||||
|  |    Removed UseGlobalTexturePalette (use Enable function instead) | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Also added | ||||||
|  |    ReadPixels | ||||||
|  |    CopyPixels | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The SetBufffer function has been replaced by SetDrawBuffer and | ||||||
|  | SetReadBuffer functions.  This lets core Mesa independently | ||||||
|  | specify which buffer is to be used for reading and which for | ||||||
|  | drawing. | ||||||
|  |  | ||||||
|  | The Clear function's mask parameter has changed.  Instead of | ||||||
|  | mask being the flags specified by the user to glClear, the | ||||||
|  | mask is now a bitmask of the DD_*_BIT flags in dd.h.  Now | ||||||
|  | multiple color buffers can be specified for clearing (ala | ||||||
|  | glDrawBuffers).  The driver's Clear function must also | ||||||
|  | check the glColorMask glIndexMask, and glStencilMask settings | ||||||
|  | and do the right thing.  See the X/Mesa, OS/Mesa, or FX/Mesa | ||||||
|  | drivers for examples. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | The depth buffer changes shouldn't be hard to make for existing | ||||||
|  | drivers.  In fact, it should simply the code.  Be careful with | ||||||
|  | the depthBits value passed to gl_create_context().  1 is a bad | ||||||
|  | value!  It should normally be 0, 16, 24, or 32. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | gl_create_framebuffer() takes new arguments which explicitly tell | ||||||
|  | core Mesa which ancillary buffers (depth, stencil, accum, alpha) | ||||||
|  | should be implemented in software.  Mesa hardware drivers should | ||||||
|  | carefully set these flags depending on which buffers are in the | ||||||
|  | graphics card. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Internal constants | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | Point and line size range and granularity limits are now stored | ||||||
|  | in the gl_constants struct, which is the Const member of GLcontext. | ||||||
|  | The limits are initialized from values in config.h but may be | ||||||
|  | overridden by device drivers to reflect the limits of that driver's | ||||||
|  | hardware. | ||||||
|  |  | ||||||
|  | Also added constants for NumAuxBuffers and SubPixelBits. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | OpenGL Conformance | ||||||
|  | ------------------ | ||||||
|  |  | ||||||
|  | Mesa now passes all the OpenGL 1.1 conformance tests, except for | ||||||
|  | antialiased lines.  AA lines fail on some, but not all, the tests. | ||||||
|  | In order to fix the remaining failures, a new AA line algorithm will | ||||||
|  | be needed (which computes coverage values for end-point fragments). | ||||||
|  | This will be done for Mesa 3.5/3.6. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | OpenGL 1.2 GL_ARB_imaging subset | ||||||
|  | -------------------------------- | ||||||
|  |  | ||||||
|  | Mesa 3.3 implements all the features of GL_ARB_imaging except for | ||||||
|  | image convolution.  This will (hopefully) be done for Mesa 3.5/3.6. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.3,v 1.8 2000/07/21 16:26:41 brianp Exp $ | ||||||
							
								
								
									
										22
									
								
								docs/RELNOTES-3.4
									
									
									
									
									
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							| @@ -0,0 +1,22 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.4 release notes | ||||||
|  |  | ||||||
|  |                              November 3, 2000 | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 3.4 simply fixes bugs found in the Mesa 3.3 release.  For details, | ||||||
|  | see the VERSIONS file. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.4,v 1.1.4.1 2002/03/23 02:36:52 brianp Exp $ | ||||||
							
								
								
									
										22
									
								
								docs/RELNOTES-3.4.1
									
									
									
									
									
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										22
									
								
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							| @@ -0,0 +1,22 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.4.1 release notes | ||||||
|  |  | ||||||
|  |                              February 9, 2001 | ||||||
|  |  | ||||||
|  |                               PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 3.4.1 is a maintenance release that simply fixes bugs found since | ||||||
|  | the Mesa 3.4 release.  For details, see the VERSIONS file. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.4.1,v 1.2 2001/05/23 14:45:01 brianp Exp $ | ||||||
							
								
								
									
										22
									
								
								docs/RELNOTES-3.4.2
									
									
									
									
									
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										22
									
								
								docs/RELNOTES-3.4.2
									
									
									
									
									
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							| @@ -0,0 +1,22 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.4.2 release notes | ||||||
|  |  | ||||||
|  |                                May 17, 2001 | ||||||
|  |  | ||||||
|  |                               PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 3.4.2 is a maintenance release that simply fixes bugs found since | ||||||
|  | the Mesa 3.4.1 release.  For details, see the VERSIONS file. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.4.2,v 1.2 2001/05/23 14:45:01 brianp Exp $ | ||||||
							
								
								
									
										228
									
								
								docs/RELNOTES-3.5
									
									
									
									
									
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										228
									
								
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							| @@ -0,0 +1,228 @@ | |||||||
|  |  | ||||||
|  |                          Mesa 3.5 release notes | ||||||
|  |  | ||||||
|  |                              June 21, 2001 | ||||||
|  |  | ||||||
|  |                              PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.5) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | The biggest change in Mesa 3.5 is a complete overhaul of the source | ||||||
|  | code in order to make it more modular.  This was driven by the DRI | ||||||
|  | hardware drivers.  It simplifies the DRI drivers and opens the door | ||||||
|  | to hardware transform/clip/lighting (TCL).  Keith Whitwell can take | ||||||
|  | the credit for that. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Driver Support | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | The device driver interface in Mesa 3.5 has changed a lot since Mesa 3.4 | ||||||
|  | Not all of the older Mesa drivers have been updated.  Here's the status: | ||||||
|  |  | ||||||
|  | Driver			Status | ||||||
|  | ----------------------	----------- | ||||||
|  | XMesa (Xlib)		updated | ||||||
|  | OSMesa (off-screen)	updated | ||||||
|  | FX (3dfx Voodoo1/2)	updated | ||||||
|  | SVGA			updated | ||||||
|  | GGI			not updated | ||||||
|  | Windows/Win32		not updated | ||||||
|  | DOS/DJGPP		not updated | ||||||
|  | BeOS			not updated | ||||||
|  | Allegro			not updated | ||||||
|  | D3D			not updated | ||||||
|  | DOS			not updated | ||||||
|  |  | ||||||
|  | We're looking for volunteers to update the remaining drivers.  Please | ||||||
|  | post to the Mesa3d-dev mailing list if you can help. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | GLU 1.3 | ||||||
|  | ------- | ||||||
|  |  | ||||||
|  | Mesa 3.5 includes the SGI Sample Implementation (SI) GLU library. | ||||||
|  | This version of GLU supports the GLU 1.3 specification.  The old | ||||||
|  | Mesa GLU library implemented the 1.1 specification.  The SI GLU | ||||||
|  | library should work much better. | ||||||
|  |  | ||||||
|  | You'll need a C++ compiler to compile the SI GLU library.  This may | ||||||
|  | be a problem on some systems. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New Extensions | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | GL_EXT_convolution | ||||||
|  | 	Adds image convolution to glRead/Copy/DrawPixels/TexImage. | ||||||
|  |  | ||||||
|  | GL_ARB_imaging | ||||||
|  | 	This is the optional imaging subset of OpenGL 1.2. | ||||||
|  | 	It's the GL_EXT_convolution, GL_HP_convolution_border_modes, | ||||||
|  | 	GL_EXT_histogram, GL_EXT_color_table, GL_EXT_color_subtable | ||||||
|  | 	GL_EXT_blend_color, GL_EXT_blend_minmax, GL_EXT_blend_subtract | ||||||
|  | 	and GL_SGI_color_matrix extensions all rolled together. | ||||||
|  | 	This is supported in all software renderers but not in all | ||||||
|  | 	hardware drivers (3dfx for example). | ||||||
|  |  | ||||||
|  | GL_ARB_texture_compression | ||||||
|  | 	This is supported in Mesa but only used by the 3dfx DRI drivers | ||||||
|  | 	for Voodoo4 and later. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_env_add | ||||||
|  | 	This is identical to GL_EXT_texture_env_add. | ||||||
|  |  | ||||||
|  | GL_NV_blend_square | ||||||
|  | 	Adds extra blend source and dest factors which allow squaring | ||||||
|  | 	of color values. | ||||||
|  |  | ||||||
|  | GL_EXT_fog_coord | ||||||
|  | 	Allows specification of a per-vertex fog coordinate instead of | ||||||
|  | 	having fog always computed from the eye distance. | ||||||
|  |  | ||||||
|  | GL_EXT_secondary_color | ||||||
|  | 	Allows specifying the secondary (specular) color for each vertex | ||||||
|  | 	instead of getting it only from lighting in GL_SEPARATE_SPECULAR_COLOR | ||||||
|  | 	mode. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_env_combine | ||||||
|  | 	Basically the same as GL_EXT_texture_env_combine | ||||||
|  |  | ||||||
|  | GL_ARB_texture_env_add extension | ||||||
|  | 	Texture addition mode. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_env_dot3 extension | ||||||
|  | 	Dot product texture environment. | ||||||
|  |  | ||||||
|  | GL_ARB_texture_border_clamp | ||||||
|  | 	Adds GL_CLAMP_TO_BORDER_ARB texture wrap mode | ||||||
|  |  | ||||||
|  | GL_SGIX_depth_texture, GL_SGIX_shadow and GL_SGIX_shadow_ambient | ||||||
|  | 	Implements a shadow casting algorithm based on depth map textures | ||||||
|  |  | ||||||
|  | GL_SGIS_generate_mipmap | ||||||
|  | 	Automatically generate lower mipmap images whenever the base mipmap | ||||||
|  | 	image is changed with glTexImage, glCopyTexImage, etc. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | libOSMesa.so | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | libOSMesa.so is a new library which contains the OSMesa interface for | ||||||
|  | off-screen rendering.  Apps which need the OSMesa interface should link | ||||||
|  | with both -lOSMesa and -lGL.  This change was made so that stand-alone | ||||||
|  | Mesa works the same way as XFree86/DRI's libGL. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Device Driver Changes / Core Mesa Changes | ||||||
|  | ----------------------------------------- | ||||||
|  |  | ||||||
|  | The ctx->Driver.LogicOp() function has been removed.  It used to | ||||||
|  | be called during state update in order to determine if the driver | ||||||
|  | could do glLogicOp() operations, and if not, set the SWLogicOpEnabled | ||||||
|  | flag.  Drivers should instead examine the LogicOp state themselves | ||||||
|  | and choose specialized point, line, and triangle functions appropriately, | ||||||
|  | or fall back to software rendering.  The Xlib driver was the only driver | ||||||
|  | to use this function.  And since the Xlib driver no longer draws | ||||||
|  | points, lines or triangles using Xlib, the LogicOp function isn't needed. | ||||||
|  |  | ||||||
|  | The ctx->Driver.Dither() function has been removed.  Drivers should | ||||||
|  | detect dither enable/disable via ctx->Driver.Enable() instead. | ||||||
|  |  | ||||||
|  | The ctx->Driver.IndexMask() and ctx->Driver.ColorMask() functions | ||||||
|  | are now just called from glIndexMask and glColorMask like the other | ||||||
|  | GL state-changing functions.  They are no longer called from inside | ||||||
|  | gl_update_state().  Also, they now return void.  The change was made | ||||||
|  | mostly for sake of uniformity. | ||||||
|  |  | ||||||
|  | The NEW_DRVSTATE[0123] flags have been removed.  They weren't being used | ||||||
|  | and are obsolete w.r.t. the way state updates are done in DRI drivers. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Removed obsolete gl_create_visual() and gl_destroy_visual(). | ||||||
|  |  | ||||||
|  | Renamed functions (new namespace): | ||||||
|  |  | ||||||
|  | old				new | ||||||
|  | gl_create_framebuffer		_mesa_create_framebuffer | ||||||
|  | gl_destroy_framebuffer		_mesa_destroy_framebuffer | ||||||
|  | gl_create_context		_mesa_create_context | ||||||
|  | gl_destroy_context		_mesa_destroy_context | ||||||
|  | gl_context_initialize		_mesa_context_initialize | ||||||
|  | gl_copy_context			_mesa_copy_context | ||||||
|  | gl_make_current			_mesa_make_current | ||||||
|  | gl_make_current2		_mesa_make_current2 | ||||||
|  | gl_get_current_context		_mesa_get_current_context | ||||||
|  | gl_flush_vb			_mesa_flush_vb | ||||||
|  | gl_warning			_mesa_warning | ||||||
|  | gl_compile_error		_mesa_compile_error | ||||||
|  |  | ||||||
|  |  | ||||||
|  | All the drivers have been updated, but not all of them have been | ||||||
|  | tested since I can't test some platforms (DOS, Windows, Allegro, etc). | ||||||
|  |  | ||||||
|  |  | ||||||
|  | X/Mesa Driver | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | The source files for the X/Mesa driver in src/X have been renamed. | ||||||
|  | The xmesa[1234].c files are gone.  The new files are xm_api.c, | ||||||
|  | xm_dd.c, xm_line.c, xm_span.c and xm_tri.c. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Multitexture | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Eight texture units are now supported by default. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | OpenGL SI related changes | ||||||
|  | ------------------------- | ||||||
|  |  | ||||||
|  | In an effort to make Mesa's internal interfaces more like the OpenGL | ||||||
|  | SI interfaces, a number of changes have been made: | ||||||
|  |  | ||||||
|  | 1. Importing the SI's glcore.h file which defines a number of | ||||||
|  | interface structures like __GLimports and __GLexports. | ||||||
|  |  | ||||||
|  | 2. Renamed "struct gl_context" to "struct __GLcontextRec". | ||||||
|  |  | ||||||
|  | 3. Added __glCoreCreateContext() and __glCoreNopDispatch() functions. | ||||||
|  |  | ||||||
|  | 4. The GLcontext member Visual is no longer a pointer. | ||||||
|  |  | ||||||
|  | 5. New file: imports.c to setup default import functions for Mesa. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | 16-bit color channels | ||||||
|  | --------------------- | ||||||
|  |  | ||||||
|  | There's experimental support for 16-bit color channels (64-bit pixels) | ||||||
|  | in Mesa 3.5.  Only the OSMesa interface can be used for 16-bit rendering. | ||||||
|  | Type "make linux-osmesa16" in the top-level directory to build the | ||||||
|  | special libOSMesa16.so library. | ||||||
|  |  | ||||||
|  | This hasn't been tested very thoroughly yet so please file bug reports | ||||||
|  | if you have trouble. | ||||||
|  |  | ||||||
|  | In the future I hope to implement support for 32-bit, floating point | ||||||
|  | color channels. | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-3.5,v 1.14 2001/06/20 19:02:48 brianp Exp $ | ||||||
							
								
								
									
										163
									
								
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|  |  | ||||||
|  |                            Mesa 4.0 release notes | ||||||
|  |  | ||||||
|  |                              October 18, 2001 | ||||||
|  |  | ||||||
|  |                               PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa version 4.0 signifies two things: | ||||||
|  |  | ||||||
|  |   1. A stabilization of the 3.5 development release | ||||||
|  |   2. Implementation of the OpenGL 1.3 specification | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Note that the Mesa major version number is incremented with the OpenGL | ||||||
|  | minor version number: | ||||||
|  |  | ||||||
|  |    Mesa 1.x  ==  OpenGL 1.0 | ||||||
|  |    Mesa 2.x  ==  OpenGL 1.1 | ||||||
|  |    Mesa 3.x  ==  OpenGL 1.2 | ||||||
|  |    Mesa 4.x  ==  OpenGL 1.3 | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New Features | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa 3.5 already had all the new features of OpenGL 1.3, implemented as | ||||||
|  | extensions.  These extensions were simply promoted to standard features: | ||||||
|  |  | ||||||
|  |    GL_ARB_multisample | ||||||
|  |    GL_ARB_multitexture | ||||||
|  |    GL_ARB_texture_border_clamp | ||||||
|  |    GL_ARB_texture_compression | ||||||
|  |    GL_ARB_texture_cube_map | ||||||
|  |    GL_ARB_texture_env_add | ||||||
|  |    GL_ARB_texture_env_combine | ||||||
|  |    GL_ARB_texture_env_dot3 | ||||||
|  |    GL_ARB_transpose_matrix | ||||||
|  |  | ||||||
|  | In Mesa 4.0 the functions defined by these extensions are now available | ||||||
|  | without the "ARB" suffix.  For example, glLoadTransposeMatrixf() is now | ||||||
|  | a standard API function.  The new functions in OpenGL 1.3 and Mesa 4.0 are: | ||||||
|  |  | ||||||
|  |    glActiveTexture | ||||||
|  |    glClientActiveTexture | ||||||
|  |    glCompressedTexImage1D | ||||||
|  |    glCompressedTexImage2D | ||||||
|  |    glCompressedTexImage3D | ||||||
|  |    glCompressedTexSubImage1D | ||||||
|  |    glCompressedTexSubImage2D | ||||||
|  |    glCompressedTexSubImage3D | ||||||
|  |    glGetCompressedTexImage | ||||||
|  |    glLoadTransposeMatrixd | ||||||
|  |    glLoadTransposeMatrixf | ||||||
|  |    glMultiTexCoord1d | ||||||
|  |    glMultiTexCoord1dv | ||||||
|  |    glMultiTexCoord1f | ||||||
|  |    glMultiTexCoord1fv | ||||||
|  |    glMultiTexCoord1i | ||||||
|  |    glMultiTexCoord1iv | ||||||
|  |    glMultiTexCoord1s | ||||||
|  |    glMultiTexCoord1sv | ||||||
|  |    glMultiTexCoord2d | ||||||
|  |    glMultiTexCoord2dv | ||||||
|  |    glMultiTexCoord2f | ||||||
|  |    glMultiTexCoord2fv | ||||||
|  |    glMultiTexCoord2i | ||||||
|  |    glMultiTexCoord2iv | ||||||
|  |    glMultiTexCoord2s | ||||||
|  |    glMultiTexCoord2sv | ||||||
|  |    glMultiTexCoord3d | ||||||
|  |    glMultiTexCoord3dv | ||||||
|  |    glMultiTexCoord3f | ||||||
|  |    glMultiTexCoord3fv | ||||||
|  |    glMultiTexCoord3i | ||||||
|  |    glMultiTexCoord3iv | ||||||
|  |    glMultiTexCoord3s | ||||||
|  |    glMultiTexCoord3sv | ||||||
|  |    glMultiTexCoord4d | ||||||
|  |    glMultiTexCoord4dv | ||||||
|  |    glMultiTexCoord4f | ||||||
|  |    glMultiTexCoord4fv | ||||||
|  |    glMultiTexCoord4i | ||||||
|  |    glMultiTexCoord4iv | ||||||
|  |    glMultiTexCoord4s | ||||||
|  |    glMultiTexCoord4sv | ||||||
|  |    glMultTransposeMatrixd | ||||||
|  |    glMultTransposeMatrixf | ||||||
|  |    glSampleCoverage | ||||||
|  |    glSamplePass | ||||||
|  |  | ||||||
|  |  | ||||||
|  | GLX 1.4 is the companion to OpenGL 1.3.  The only new features in GLX 1.4 | ||||||
|  | are support for multisampling and the GLX_ARB_get_proc_address extension. | ||||||
|  | glXGetProcAddress() is the only new function in GLX 1.4. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Multisample and Texture Compression | ||||||
|  | ----------------------------------- | ||||||
|  |  | ||||||
|  | The OpenGL 1.3 specification allows the multisample and texture compression | ||||||
|  | features to essentially be no-ops.  For example, if you query for multisample | ||||||
|  | support you'll find none, but the API functions work. | ||||||
|  |  | ||||||
|  | Similarly, texture compression is not implemented by any of the software | ||||||
|  | drivers but you can specify a generic compressed texture format (like | ||||||
|  | GL_COMPRESSED_RGBA) to glTexImage2D and it'll be accepted. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Device Drivers | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | Mesa advertises itself as either OpenGL 1.2 or OpenGL 1.3 depending on the | ||||||
|  | device driver.  If the driver enables all the ARB extensions which are part | ||||||
|  | of OpenGL 1.3 then glGetString(GL_VERSION) will return "1.3".  Otherwise, | ||||||
|  | it'll return "1.2". | ||||||
|  |  | ||||||
|  | A number of Mesa's software drivers haven't been actively maintained for | ||||||
|  | some time.  We rely on volunteers to maintain many of the drivers. | ||||||
|  | Here's the current status of all included drivers: | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Driver			Status | ||||||
|  | ----------------------	--------------------- | ||||||
|  | XMesa (Xlib)		implements OpenGL 1.3 | ||||||
|  | OSMesa (off-screen)	implements OpenGL 1.3 | ||||||
|  | FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||||
|  | SVGA			implements OpenGL 1.3 | ||||||
|  | Wind River UGL		implements OpenGL 1.3 | ||||||
|  | Windows/Win32		implements OpenGL 1.3 | ||||||
|  | GGI			needs updating | ||||||
|  | DOS/DJGPP		needs updating | ||||||
|  | BeOS			needs updating | ||||||
|  | Allegro			needs updating | ||||||
|  | D3D			needs updating | ||||||
|  | DOS			needs updating | ||||||
|  |  | ||||||
|  | Special thanks go to Karl Schultz for updating the Windows driver. | ||||||
|  |  | ||||||
|  | The XFree86/DRI drivers	have not yet been updated to use Mesa 4.0 as of | ||||||
|  | September 2001, but that should happen eventually. | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Other Changes | ||||||
|  | ------------- | ||||||
|  |  | ||||||
|  | See the VERSIONS file for more details about bug fixes, etc. in Mesa 4.0. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-4.0,v 3.2 2001/10/17 14:59:21 brianp Exp $ | ||||||
							
								
								
									
										22
									
								
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							| @@ -0,0 +1,22 @@ | |||||||
|  |  | ||||||
|  |                           Mesa 4.0.1 release notes | ||||||
|  |  | ||||||
|  |                              December 17, 2001 | ||||||
|  |  | ||||||
|  |                               PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 4.0.1 only contains bug fixes since version 4.0. | ||||||
|  |  | ||||||
|  | See the docs/VERSIONS file for the list of bug fixes. | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-4.0.1,v 1.1.2.2 2001/12/17 19:43:38 brianp Exp $ | ||||||
							
								
								
									
										50
									
								
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							| @@ -0,0 +1,50 @@ | |||||||
|  |  | ||||||
|  |                           Mesa 4.0.2 release notes | ||||||
|  |  | ||||||
|  |                                April 2, 2002 | ||||||
|  |  | ||||||
|  |                               PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 3.3) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 3.4) designate stable releases. | ||||||
|  |  | ||||||
|  | Mesa 4.0.2 only contains bug fixes and a new DOS driver since version 4.0.1. | ||||||
|  |  | ||||||
|  | See the docs/VERSIONS file for the list of bug fixes. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Device Drivers | ||||||
|  | -------------- | ||||||
|  |  | ||||||
|  | Mesa advertises itself as either OpenGL 1.2 or OpenGL 1.3 depending on the | ||||||
|  | device driver.  If the driver enables all the ARB extensions which are part | ||||||
|  | of OpenGL 1.3 then glGetString(GL_VERSION) will return "1.3".  Otherwise, | ||||||
|  | it'll return "1.2". | ||||||
|  |  | ||||||
|  | A number of Mesa's software drivers haven't been actively maintained for | ||||||
|  | some time.  We rely on volunteers to maintain many of the drivers. | ||||||
|  | Here's the current status of all included drivers: | ||||||
|  |  | ||||||
|  | Driver			Status | ||||||
|  | ----------------------	--------------------- | ||||||
|  | XMesa (Xlib)		implements OpenGL 1.3 | ||||||
|  | OSMesa (off-screen)	implements OpenGL 1.3 | ||||||
|  | FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||||
|  | SVGA			implements OpenGL 1.3 | ||||||
|  | Wind River UGL		implements OpenGL 1.3 | ||||||
|  | Windows/Win32		implements OpenGL 1.3 | ||||||
|  | DOS/DJGPP		implements OpenGL 1.3 (new in Mesa 4.0.2) | ||||||
|  | GGI			needs updating | ||||||
|  | BeOS			needs updating | ||||||
|  | Allegro			needs updating | ||||||
|  | D3D			needs updating | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-4.0.2,v 1.1.2.3 2002/04/01 16:54:11 brianp Exp $ | ||||||
							
								
								
									
										28
									
								
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							| @@ -0,0 +1,28 @@ | |||||||
|  |  | ||||||
|  |                             Mesa 4.1 release notes | ||||||
|  |  | ||||||
|  |                             <month>, <day>, <year> | ||||||
|  |  | ||||||
|  |                                PLEASE READ!!!! | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | Introduction | ||||||
|  | ------------ | ||||||
|  |  | ||||||
|  | Mesa uses an even/odd version number scheme like the Linux kernel. | ||||||
|  | Odd numbered versions (such as 4.1) designate new developmental releases. | ||||||
|  | Even numbered versions (such as 4.0) designate stable releases. | ||||||
|  |  | ||||||
|  |  | ||||||
|  | New Features in Mesa 4.1 | ||||||
|  | ------------------------ | ||||||
|  |  | ||||||
|  | <to be determined> | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  | ---------------------------------------------------------------------- | ||||||
|  | $Id: RELNOTES-4.1,v 1.1 2001/10/22 22:57:23 brianp Exp $ | ||||||
							
								
								
									
										565
									
								
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							| @@ -1,3 +1,4 @@ | |||||||
|  | $Id: VERSIONS,v 1.73.2.22 2002/04/01 16:54:11 brianp Exp $ | ||||||
|  |  | ||||||
|  |  | ||||||
| Mesa Version History | Mesa Version History | ||||||
| @@ -897,8 +898,7 @@ Mesa Version History | |||||||
| 	- lighting didn't always produce the correct alpha value | 	- lighting didn't always produce the correct alpha value | ||||||
| 	- fixed 3DNow! code to not read past end of arrays (Andrew Lewycky) | 	- fixed 3DNow! code to not read past end of arrays (Andrew Lewycky) | ||||||
|  |  | ||||||
|  | 4.0.1  December 17, 2001 | ||||||
| 4.0.1 December 17, 2001 |  | ||||||
|     New: |     New: | ||||||
| 	- better sub-pixel sample positions for AA triangles (Ray Tice) | 	- better sub-pixel sample positions for AA triangles (Ray Tice) | ||||||
| 	- slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO) | 	- slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO) | ||||||
| @@ -926,7 +926,6 @@ Mesa Version History | |||||||
| 	- fixed bug in normal length caching (ParaView lighting bug) | 	- fixed bug in normal length caching (ParaView lighting bug) | ||||||
| 	- fixed separate_specular color bug found in Chimera (18 Dec 2001) | 	- fixed separate_specular color bug found in Chimera (18 Dec 2001) | ||||||
|  |  | ||||||
|  |  | ||||||
| 4.0.2  April 2, 2002 | 4.0.2  April 2, 2002 | ||||||
|     New: |     New: | ||||||
| 	- New DOS (DJGPP) driver written by Daniel Borca | 	- New DOS (DJGPP) driver written by Daniel Borca | ||||||
| @@ -952,563 +951,3 @@ Mesa Version History | |||||||
| 	- user clip planes failed for some perspective projections (Chromium) | 	- user clip planes failed for some perspective projections (Chromium) | ||||||
|     Known bugs: |     Known bugs: | ||||||
| 	- mipmap LOD computation | 	- mipmap LOD computation | ||||||
|  |  | ||||||
|  |  | ||||||
| 4.0.3  June 25, 2002 |  | ||||||
|     New: |  | ||||||
| 	- updated GL/glext.h file (version 15) |  | ||||||
| 	- corrected MMX blend code (Jose Fonseca) |  | ||||||
| 	- support for software-based alpha planes in Windows driver |  | ||||||
| 	- updated GGI driver (Filip Spacek) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- glext.h had wrong values for GL_DOT3_RGB[A]_EXT tokens |  | ||||||
| 	- OSMesaMakeCurrent() didn't recognize buffer size changes |  | ||||||
| 	- assorted conformance fixes for 16-bit/channel rendering |  | ||||||
| 	- texcombine alpha subtraction mode was broken |  | ||||||
| 	- fixed lighting bug with non-uniform scaling and display lists |  | ||||||
| 	- fixed bug when deleting shared display lists |  | ||||||
| 	- disabled SPARC cliptest assembly code (Mesa bug 544665) |  | ||||||
| 	- fixed a couple Solaris compilation/link problems |  | ||||||
| 	- blending clipped glDrawPixels didn't always work |  | ||||||
| 	- glGetTexImage() didn't accept packed pixel types |  | ||||||
| 	- glPixelMapu[is]v() could explode given too large of pixelmap |  | ||||||
| 	- glGetTexParameter[if]v() didn't accept GL_TEXTURE_MAX_ANISOTROPY_EXT |  | ||||||
| 	- glXCopyContext() could lead to segfaults |  | ||||||
| 	- glCullFace(GL_FRONT_AND_BACK) didn't work (bug 572665) |  | ||||||
|     Changes: |  | ||||||
| 	- lots of C++ (g++) code clean-ups |  | ||||||
| 	- lots of T&L updates for the Radeon DRI driver |  | ||||||
|     Known bugs: |  | ||||||
| 	- mipmap LOD computation (fixed for Mesa 4.1) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 4.0.4  October 3, 2002 |  | ||||||
|     New: |  | ||||||
| 	- GL_NV_texture_rectangle extension |  | ||||||
| 	- updated glext.h header (version 17) |  | ||||||
| 	- updated DOS driver (Daniel Borca) |  | ||||||
| 	- updated BeOS R5 driver (Philippe Houdoin) |  | ||||||
| 	- added GL_IBM_texture_mirror_repeat |  | ||||||
| 	- glxinfo now takes -l option to print interesting OpenGL limits info |  | ||||||
| 	- GL_MESA_ycbcr_texture extension |  | ||||||
| 	- GL_APPLE_client_storage extension (for some DRI drivers only) |  | ||||||
| 	- GL_MESA_pack_invert extension |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed GL_LINEAR fog bug by adding clamping |  | ||||||
| 	- fixed FP exceptions found using Alpha CPU |  | ||||||
| 	- 3dfx MESA_GLX_FX=window (render to window) didn't work |  | ||||||
| 	- fixed memory leak in wglCreateContest (Karl Schultz) |  | ||||||
| 	- define GLAPIENTRY and GLAPI if undefined in glu.h |  | ||||||
| 	- wglGetProcAddress didn't handle all API functions |  | ||||||
| 	- when testing for OpenGL 1.2 vs 1.3, check for GL_ARB_texture_cube_map |  | ||||||
| 	- removed GL_MAX_CONVOLUTION_WIDTH/HEIGHT from glGetInteger/Float/etc() |  | ||||||
| 	- error checking in compressed tex image functions had some glitches |  | ||||||
| 	- fixed AIX compile problem in src/config.c |  | ||||||
| 	- glGetTexImage was using pixel unpacking instead of packing params |  | ||||||
| 	- auto-mipmap generation for cube maps was incorrect |  | ||||||
|     Changes: |  | ||||||
| 	- max texture units reduced to six to accomodate texture rectangles |  | ||||||
| 	- removed unfinished GL_MESA_sprite_point extension code |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 4.1  October 29, 2002 |  | ||||||
|     New: |  | ||||||
| 	- GL_NV_vertex_program extension |  | ||||||
| 	- GL_NV_vertex_program1_1 extension |  | ||||||
| 	- GL_ARB_window_pos extension |  | ||||||
| 	- GL_ARB_depth_texture extension |  | ||||||
| 	- GL_ARB_shadow extension |  | ||||||
| 	- GL_ARB_shadow_ambient extension |  | ||||||
| 	- GL_EXT_shadow_funcs extension |  | ||||||
| 	- GL_ARB_point_parameters extension |  | ||||||
| 	- GL_ARB_texture_env_crossbar |  | ||||||
| 	- GL_NV_point_sprite extension |  | ||||||
| 	- GL_NV_texture_rectangle extension |  | ||||||
| 	- GL_EXT_multi_draw_arrays extension |  | ||||||
| 	- GL_EXT_stencil_two_side extension |  | ||||||
| 	- GLX_SGIX_fbconfig and GLX_SGIX_pbuffer extensions |  | ||||||
| 	- GL_ATI_texture_mirror_once extension (Ian Romanick) |  | ||||||
| 	- massive overhaul/simplification of software rasterizer module, |  | ||||||
| 	  many contributions from Klaus Niederkrueger |  | ||||||
| 	- faster software texturing in some cases (i.e. trilinear filtering) |  | ||||||
| 	- new OSMesaGetProcAddress() function |  | ||||||
| 	- more blend modes implemented with MMX code (Jose Fonseca) |  | ||||||
| 	- added glutGetProcAddress() to GLUT |  | ||||||
| 	- added GLUT_FPS env var to compute frames/second in glutSwapBuffers() |  | ||||||
| 	- pbinfo and pbdemo PBuffer programs |  | ||||||
| 	- glxinfo -v prints transprent pixel info (Gerd Sussner) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- better mipmap LOD computation (prevents excessive blurriness) |  | ||||||
| 	- OSMesaMakeCurrent() didn't recognize buffer size changes |  | ||||||
| 	- assorted conformance fixes for 16-bit/channel rendering |  | ||||||
| 	- texcombine alpha subtraction mode was broken |  | ||||||
| 	- fixed some blend problems when GLchan==GLfloat (Gerk Huisma) |  | ||||||
| 	- clamp colors to [0,inf] in OSMesa if GLchan==GLfloat (Gerk Huisma) |  | ||||||
| 	- fixed divide by zero error in NURBS tessellator (Jon Perry) |  | ||||||
| 	- fixed GL_LINEAR fog bug by adding clamping |  | ||||||
| 	- fixed FP exceptions found using Alpha CPU |  | ||||||
| 	- 3dfx/glide driver render-to-window feature was broken |  | ||||||
| 	- added missing GLX_TRANSPARENT_RGB token to glx.h |  | ||||||
| 	- fixed error checking related to paletted textures |  | ||||||
| 	- fixed reference count error in glDeleteTextures (Randy Fayan) |  | ||||||
|     Changes: |  | ||||||
| 	- New spec file and Python code to generate some GL dispatch files |  | ||||||
| 	- Glide driver defaults to "no" with autoconf/automake |  | ||||||
| 	- updated demos/stex3d with new options |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 5.0  November 13, 2002 |  | ||||||
|     New: |  | ||||||
| 	- OpenGL 1.4 support (glGetString(GL_VERSION) returns "1.4") |  | ||||||
| 	- removed some overlooked debugging code |  | ||||||
| 	- glxinfo updated to support GLX_ARB_multisample |  | ||||||
| 	- GLUT now support GLX_ARB_multisample |  | ||||||
| 	- updated DOS driver (Daniel Borca) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- GL_POINT and GL_LINE-mode polygons didn't obey cull state |  | ||||||
| 	- fixed potential bug in _mesa_align_malloc/calloc() |  | ||||||
| 	- fixed missing triangle bug when running vertex programs |  | ||||||
| 	- fixed a few HPUX compilation problems |  | ||||||
| 	- FX (Glide) driver didn't compile |  | ||||||
| 	- setting GL_TEXTURE_BORDER_COLOR with glTexParameteriv() didn't work |  | ||||||
| 	- a few EXT functions, like glGenTexturesEXT, were no-ops |  | ||||||
| 	- a few OpenGL 1.4 functions like glFogCoord*, glBlendFuncSeparate, |  | ||||||
| 	  glMultiDrawArrays and glMultiDrawElements were missing |  | ||||||
| 	- glGet*(GL_ACTIVE_STENCIL_FACE_EXT) was broken |  | ||||||
| 	- Pentium 4 Mobile was mistakenly identified as having 3DNow! |  | ||||||
| 	- fixed one-bit error in point/line fragment Z calculation |  | ||||||
| 	- fixed potential segfault in fakeglx code |  | ||||||
| 	- fixed color overflow problem in DOT3 texture env mode |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 5.0.1  March 30, 2003 |  | ||||||
|     New: |  | ||||||
| 	- DOS driver updates from Daniel Borca |  | ||||||
| 	- updated GL/gl_mangle.h file (Bill Hoffman) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- auto mipmap generation for cube maps was broken (bug 641363) |  | ||||||
| 	- writing/clearing software alpha channels was unreliable |  | ||||||
| 	- minor compilation fixes for OS/2 (Evgeny Kotsuba) |  | ||||||
| 	- fixed some bad assertions found with shadowtex demo |  | ||||||
| 	- fixed error checking bug in glCopyTexSubImage2D (bug 659020) |  | ||||||
| 	- glRotate(angle, -x, 0, 0) was incorrect (bug 659677) |  | ||||||
| 	- fixed potential segfault in texture object validation (bug 659012) |  | ||||||
| 	- fixed some bogus code in _mesa_test_os_sse_exception_support (Linus) |  | ||||||
| 	- fix fog stride bug in tnl code for h/w drivers (Michel Danzer) |  | ||||||
| 	- fixed glActiveTexture / glMatrixMode(GL_TEXTURE) bug (#669080) |  | ||||||
| 	- glGet(GL_CURRENT_SECONDARY_COLOR) should return 4 values, not 3 |  | ||||||
| 	- fixed compilation problem on Solaris7/x86 (bug 536406) |  | ||||||
| 	- fixed prefetch bug in 3DNow! code (Felix Kuhling) |  | ||||||
| 	- fixed NeXT build problem (FABSF macro) |  | ||||||
| 	- glDrawPixels Z values when glPixelZoom!=1 were invalid (bug 687811) |  | ||||||
| 	- zoomed glDraw/CopyPixels with clipping sometimes failed (bug 689964) |  | ||||||
| 	- AA line and triangle Z values are now rounded, not truncated |  | ||||||
| 	- fixed color interpolation bug when GLchan==GLfloat (bug 694461) |  | ||||||
| 	- glArePrograms/TexturesResident() wasn't 100% correct (Jose Fonseca) |  | ||||||
| 	- fixed a minor GL_COLOR_MATERIAL bug |  | ||||||
| 	- NV vertex program EXP instruction was broken |  | ||||||
| 	- glColorMask misbehaved with X window / pixmap rendering |  | ||||||
| 	- fix autoconf/libtool GLU C++ linker problem on Linux (a total hack) |  | ||||||
| 	- attempt to fix GGI compilation problem when MesaDemos not present |  | ||||||
| 	- NV vertex program ARL-relative fetches didn't work |  | ||||||
|     Changes: |  | ||||||
| 	- use glPolygonOffset in gloss demo to avoid z-fighting artifacts |  | ||||||
| 	- updated winpos and pointblast demos to use ARB extensions |  | ||||||
| 	- disable SPARC normal transformation code (bug 673938) |  | ||||||
| 	- GLU fixes for OS/2 (Evgeny Kotsuba) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 5.0.2  September 5, 2003 |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed texgen problem causing texcoord's Q to be zero (stex3d) |  | ||||||
| 	- default GL_TEXTURE_COMPARE_MODE_ARB was wrong |  | ||||||
| 	- GL_CURRENT_MATRIX_NV query was wrong |  | ||||||
| 	- GL_CURRENT_MATRIX_STACK_DEPTH_NV query was off by one |  | ||||||
| 	- GL_LIST_MODE query wasn't correct |  | ||||||
| 	- GL_FOG_COORDINATE_SOURCE_EXT query wasn't supported |  | ||||||
| 	- GL_SECONDARY_COLOR_ARRAY_SIZE_EXT query returned wrong value |  | ||||||
| 	- blended, wide lines didn't always work correctly (bug 711595) |  | ||||||
| 	- glVertexAttrib4svNV w component was always 1 |  | ||||||
| 	- fixed bug in GL_IBM_rasterpos_clip (missing return) |  | ||||||
| 	- GL_DEPTH_TEXTURE_MODE = GL_ALPHA didn't work correctly |  | ||||||
| 	- a few Solaris compilation fixes |  | ||||||
| 	- fixed glClear() problem for DRI drivers (non-existant stencil, etc) |  | ||||||
| 	- fixed int/REAL mixup in GLU NURBS curve evaluator (Eric Cazeaux) |  | ||||||
| 	- fixed delete [] bug in SI GLU (bug 721765) (Diego Santa Cruz) |  | ||||||
| 	- glFog() didn't clamp fog colors |  | ||||||
| 	- fixed bad float/int conversion for GL_TEXTURE_PRIORITY in the |  | ||||||
| 	  gl[Get]TexParameteri[v] functions |  | ||||||
| 	- fixed invalid memory references in glTexGen functions (bug 781602) |  | ||||||
| 	- integer-valued color arrays weren't handled correctly |  | ||||||
| 	- glDrawPixels(GL_DEPTH_COMPONENT) with glPixelZoom didn't work |  | ||||||
| 	- GL_EXT_texture_lod_bias is part of 1.4, overlooked in 5.0.1 |  | ||||||
|     Changes: |  | ||||||
| 	- build GLUT with -fexceptions so C++ apps propogate exceptions |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 5.1  December 17, 2003 |  | ||||||
|     New: |  | ||||||
| 	- reorganized directory tree |  | ||||||
| 	- GL_ARB_vertex/fragment_program extensions (Michal Krol & Karl Rasche) |  | ||||||
| 	- GL_ATI_texture_env_combine3 extension (Ian Romanick) |  | ||||||
| 	- GL_SGI_texture_color_table extension (Eric Plante) |  | ||||||
| 	- GL_NV_fragment_program extension |  | ||||||
| 	- GL_NV_light_max_exponent extension |  | ||||||
| 	- GL_EXT_texture_rectangle (identical to GL_NV_texture_rectangle) |  | ||||||
| 	- GL_ARB_occlusion_query extension |  | ||||||
| 	- GL_ARB_point_sprite extension |  | ||||||
| 	- GL_ARB_texture_non_power_of_two extension |  | ||||||
| 	- GL_IBM_multimode_draw_arrays extension |  | ||||||
| 	- GL_EXT_texture_mirror_clamp extension (Ian Romanick) |  | ||||||
| 	- GL_ARB_vertex_buffer_object extension |  | ||||||
| 	- new X86 feature detection code (Petr Sebor) |  | ||||||
| 	- less memory used for display lists and vertex buffers |  | ||||||
| 	- demo of per-pixel lighting with a fragment program (demos/fplight.c) |  | ||||||
| 	- new version (18) of glext.h header |  | ||||||
| 	- new spriteblast.c demo of GL_ARB_point_sprite |  | ||||||
| 	- faster glDrawPixels in X11 driver in some cases (see RELNOTES-5.1) |  | ||||||
| 	- faster glCopyPixels in X11 driver in some cases (see RELNOTES-5.1) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- really enable OpenGL 1.4 features in DOS driver. |  | ||||||
| 	- fixed issues in glDrawPixels and glCopyPixels for very wide images |  | ||||||
| 	- glPixelMapf/ui/usv()'s size parameter is GLsizei, not GLint |  | ||||||
| 	- fixed some texgen bugs reported by Daniel Borca |  | ||||||
| 	- fixed wglMakeCurrent(NULL, NULL) bug (#835861) |  | ||||||
| 	- fixed glTexSubImage3D z-offset bug (Cedric Gautier) |  | ||||||
| 	- fixed RGBA blend enable bug (Ville Syrjala) |  | ||||||
| 	- glAccum is supposed to be a no-op in selection/feedback mode |  | ||||||
| 	- fixed texgen bug #597589 (John Popplewell) |  | ||||||
|     Changes: |  | ||||||
| 	- dropped API trace feature (src/Trace/) |  | ||||||
| 	- documentation overhaul.  merged with website content.  more html. |  | ||||||
| 	- glxgears.c demo updated to use GLX swap rate extensions |  | ||||||
| 	- glTexImage1/2/3D now allows width/height/depth = 0 |  | ||||||
| 	- disable SPARC asm code on Linux (bug 852204) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.0  January 16, 2004 |  | ||||||
|     New: |  | ||||||
| 	- full OpenGL 1.5 support |  | ||||||
| 	- updated GL/glext.h file to version 21 |  | ||||||
|     Changes: |  | ||||||
| 	- changed max framebuffer size to 4Kx4K (MAX_WIDTH/HEIGHT in config.h) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed bug in UNCLAMPED_FLOAT_TO_UBYTE macro; solves a color |  | ||||||
| 	  clamping issue |  | ||||||
| 	- updated suno5-gcc configs |  | ||||||
| 	- glColor3 functions sometimes resulted in undefined alpha values |  | ||||||
| 	- fixed FP divide by zero error seen on VMS with xlockmore, others |  | ||||||
| 	- fixed vertex/fragment program debug problem (bug 873011) |  | ||||||
| 	- building on AIX with gcc works now |  | ||||||
| 	- glDeleteProgramsARB failed for ARB fragment programs (bug 876160) |  | ||||||
| 	- glDrawRangeElements tried to modify potentially read-only storage |  | ||||||
| 	- updated files for building on Windows |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.0.1  April 2, 2004 |  | ||||||
|     New: |  | ||||||
| 	- upgraded glext.h to version 22 |  | ||||||
| 	- new build targets (Dan Schikore) |  | ||||||
| 	- new linux-x86-opteron build target (Heath Feather) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- glBindProgramARB didn't update all necessary state |  | ||||||
| 	- fixed build problems on OpenBSD |  | ||||||
| 	- omit CVS directories from tarballs |  | ||||||
| 	- glGetTexImage(GL_COLOR_INDEX) was broken |  | ||||||
| 	- fixed an infinite loop in t&l module |  | ||||||
| 	- silenced some valgrind warnings about using unitialized memory |  | ||||||
| 	- fixed some compilation/link glitches on IRIX (Mike Stephens) |  | ||||||
| 	- glBindProgram wasn't getting compiled into display lists |  | ||||||
| 	- GLX_FBCONFIG_ID wasn't recognized in glXChooseFBConfig() (bug 888079) |  | ||||||
| 	- two-sided lighting and vertex program didn't work (bug 887330) |  | ||||||
| 	- stores to program parameter registers in vertex state programs |  | ||||||
| 	  didn't work. |  | ||||||
| 	- fixed glOrtho bug found with gcc 3.2.2 (RH9) |  | ||||||
| 	- glXCreateWindow() wasn't fully implemented (bug 890894) |  | ||||||
| 	- generic vertex attribute arrays didn't work in display lists |  | ||||||
| 	- vertex buffer objects' default usage and access fields were wrong |  | ||||||
| 	- glDrawArrays with start!=0 was broken |  | ||||||
| 	- fragment program PK2H, UP2H, UP4B and UP4UB instructions were broken |  | ||||||
| 	- linux-osmesa16-static config didn't work |  | ||||||
| 	- fixed a few color index rendering problems (bug 910687) |  | ||||||
| 	- glInterleavedArrays didn't respect GL_CLIENT_ACTIVE_TEXTURE |  | ||||||
| 	- OSMesa RGB and BGR modes were broken |  | ||||||
| 	- glProgramStringARB mistakenly required a null-terminated string |  | ||||||
| 	- fragment program XPD instruction was incorrect |  | ||||||
| 	- glGetMaterial() didn't work reliably |  | ||||||
| 	- ARB_fragment_program KIL instruction was incorrect |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.1  August 18, 2004 |  | ||||||
|     New: |  | ||||||
| 	- Revamped Makefile system |  | ||||||
| 	- glXUseRotatedXFont() utility (see xdemos/xuserotfont.c) |  | ||||||
| 	- internal driver interface changes related to texture object |  | ||||||
| 	  allocation, vertex/fragment programs, BlendEquationSeparate, etc. |  | ||||||
| 	- option to walk triangle edges with double-precision floats |  | ||||||
| 	  (Justin Novosad of Discreet) (see config.h file) |  | ||||||
| 	- support for AUX buffers in software GLX driver |  | ||||||
| 	- updated glext.h to version 24 and glxext.h to version 6 |  | ||||||
| 	- new MESA_GLX_FORCE_ALPHA and MESA_GLX_DEPTH_BITS env vars |  | ||||||
| 	- updated BeOS support (Philippe Houdoin) |  | ||||||
|     Changes: |  | ||||||
| 	- fragment fog interpolation is perspective corrected now |  | ||||||
| 	- new glTexImage code, much cleaner, may be a bit faster |  | ||||||
|     Bug fixes: |  | ||||||
| 	- glArrayElement in display lists didn't handle generic vertex attribs |  | ||||||
| 	- glFogCoord didn't always work properly |  | ||||||
| 	- ARB_fragment_program fog options didn't work |  | ||||||
| 	- frag prog TEX instruction no longer incorrectly divides s,t,r by q |  | ||||||
| 	- ARB frag prog TEX and TEXP instructions now use LOD=0 |  | ||||||
| 	- glTexEnviv in display lists didn't work |  | ||||||
| 	- glRasterPos didn't do texgen or apply texture matrix |  | ||||||
| 	- GL_DOUBLE-valued vertex arrays were broken in some cases |  | ||||||
| 	- fixed texture rectangle edge/border sampling bugs |  | ||||||
| 	- sampling an incomplete texture in a fragment program would segfault |  | ||||||
| 	- glTexImage was missing a few error checks |  | ||||||
| 	- fixed some minor glGetTexParameter glitches |  | ||||||
| 	- GL_INTENSITY was mistakenly accepted as a <format> to glTexImage |  | ||||||
| 	- fragment program writes to RC/HC register were broken |  | ||||||
| 	- fixed a few glitches in GL_HP_occlusion_test extension |  | ||||||
| 	- glBeginQueryARB and glEndQueryARB didn't work inside display lists |  | ||||||
| 	- vertex program state references were broken |  | ||||||
| 	- fixed triangle color interpolation bug on AIX (Shane Blackett) |  | ||||||
| 	- fixed a number of minor memory leaks (bug #1002030) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.2  October 2, 2004 |  | ||||||
|     New: |  | ||||||
| 	- enabled GL_ARB_texture_rectangle (same as GL_NV_texture_rectangle) |  | ||||||
| 	- updated Doxygen support (Jose Fonseca) |  | ||||||
|     Changes: |  | ||||||
| 	- some GGI driver updates (Christoph Egger, bug 1025977) |  | ||||||
|     Bug fixes: |  | ||||||
| 	- Omit GL_ARB_texture_non_power_of_two from list of OpenGL 1.5 features |  | ||||||
| 	- fixed a few compilation issues on IRIX |  | ||||||
| 	- fixed a matrix classification bug (reported by Wes Bethel) |  | ||||||
| 	- we weren't reseting the vertex/fragment program error state |  | ||||||
| 	  before parsing (Dave Reveman) |  | ||||||
| 	- adjust texcoords for sampling texture rectangles (Dave Reveman) |  | ||||||
| 	- glGet*(GL_MAX_VERTEX_ATTRIBS_ARB) wasn't implemented |  | ||||||
| 	- repeated calls to glDeleteTexture(t) could lead to a crash |  | ||||||
| 	- fixed potential ref count bugs in VBOs and vertex/fragment programs |  | ||||||
| 	- spriteblast demo didn't handle window size changes correctly |  | ||||||
| 	- glTexSubImage didn't handle pixels=NULL correctly for PBOs |  | ||||||
| 	- fixed color index mode glDrawPixels bug (Karl Schultz) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.2.1  December 9, 2004 |  | ||||||
|     Bug fixes: |  | ||||||
| 	- don't apply regular fog or color sum when using a fragment program |  | ||||||
| 	- glProgramEnvParameter4fARB always generated an error on |  | ||||||
| 	  GL_FRAGMENT_PROGRAM_ARB (fdo bug 1645) |  | ||||||
| 	- glVertexAttrib3svNV and glVertexAttrib3svARB were broken |  | ||||||
| 	- fixed width/height mix-up in glSeparableFilter2D() |  | ||||||
| 	- fixed regression in glCopyPixels + convolution |  | ||||||
| 	- glReadPixels from a clipped front color buffer didn't always work |  | ||||||
| 	- glTexImage didn't accept GL_RED/GREEN/BLUE as the format |  | ||||||
| 	- Attempting queries/accesses of VBO 0 weren't detected as errors |  | ||||||
| 	- paletted textures failed if the palette had fewer than 256 entries |  | ||||||
|     Changes: |  | ||||||
| 	- fixed a bunch of compiler warnings found with gcc 3.4 |  | ||||||
| 	- bug reports should to go bugzilla.freedesktop.org |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.3  July 20, 2005 |  | ||||||
|     New: |  | ||||||
| 	- GL_EXT_framebuffer_object extension |  | ||||||
| 	- GL_ARB_draw_buffers extension |  | ||||||
| 	- GL_ARB_pixel_buffer_object extension |  | ||||||
| 	- GL_OES_read_format extension (Ian Romanick) |  | ||||||
| 	- DirectFB driver (Claudio Ciccani) |  | ||||||
| 	- x86_64 vertex transformation code (Mikko T.) |  | ||||||
| 	- Updated GL/glext.h to version 29 |  | ||||||
|     Changes: |  | ||||||
| 	- added -stereo option for glxgears demo (Jacek Rosik) |  | ||||||
| 	- updated the PBuffer demo code in xdemos/ directory |  | ||||||
| 	- glDeleteTextures/Programs/Buffers() now makes the object ID |  | ||||||
| 	  available for immediate re-use |  | ||||||
| 	- assorted 64-bit clean-ups fixes (x86_64 and Win64) |  | ||||||
| 	- lots of internal changes for GL_EXT_framebuffer_object |  | ||||||
|     Bug fixes: |  | ||||||
| 	- some functions didn't support PBO functionality |  | ||||||
| 	- glGetTexImage didn't convert color index images to RGBA as required |  | ||||||
| 	- fragment program texcoords were sometimes wrong for points and lines |  | ||||||
| 	- fixed problem with negative dot product in arbfplight, fplight demos |  | ||||||
| 	- fixed bug in perspective correction of antialiased, textured lines |  | ||||||
| 	- querying GL_POST_CONVOLUTION_ALPHA_BIAS_EXT returned wrong value |  | ||||||
| 	- fixed a couple per-pixel fog bugs (Soju Matsumoto) |  | ||||||
| 	- glGetBooleanv(GL_FRAGMENT_PROGRAM_BINDING_NV) was broken |  | ||||||
| 	- fixed float parsing bug in ARB frag/vert programs (bug 2520) |  | ||||||
| 	- XMesaGetDepthBuffer() returned incorrect value for bytesPerValue |  | ||||||
| 	- GL_COLOR_MATERIAL with glColor3 didn't properly set diffuse alpha |  | ||||||
| 	- glXChooseFBConfig() crashed if attribList pointer was NULL |  | ||||||
| 	- program state.light[n].spot.direction.w was wrong value (bug 3083) |  | ||||||
| 	- fragment program fog option required glEnable(GL_FOG) - wrong. |  | ||||||
| 	- glColorTable() could produce a Mesa implementation error (bug 3135) |  | ||||||
| 	- RasterPos could get corrupted by color index rendering path |  | ||||||
| 	- Removed bad XTranslateCoordinates call when rendering to Pixmaps |  | ||||||
| 	- glPopAttrib() didn't properly restore GL_TEXTURE_GEN enable state |  | ||||||
| 	- fixed a few Darwin compilation problems |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.3.1 |  | ||||||
|     This was an intermediate release for X.org which wasn't otherwise released. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.3.2  August 19, 2005 |  | ||||||
|     New: |  | ||||||
| 	- The distribution now includes the DRI drivers and GLX code |  | ||||||
|     Changes: |  | ||||||
| 	- Made the DRI "new" driver interface standard, remove old code |  | ||||||
|     Bug fixes: |  | ||||||
| 	- GL_ARB_vertex/fragment_shader were mistakenly listed in the |  | ||||||
| 	  extensions string |  | ||||||
| 	- negative relative addressing in vertex programs was broken |  | ||||||
| 	- update/fix SPARC assembly code for vertex transformation |  | ||||||
| 	- fixed memory leak when freeing GLX drawables/renderbuffers |  | ||||||
| 	- fixed display list memory leak |  | ||||||
| 	- the GL_PIXEL_MAP_I_TO_I table is now floating point, not integer |  | ||||||
| 	- wglGetProcAddress() didn't handle wgl-functions |  | ||||||
| 	- fixed glxext.h cross-compile issue (Colin Harrison) |  | ||||||
| 	- assorted DRI driver fixes |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.4  October 24, 2005 |  | ||||||
|     New: |  | ||||||
| 	- Added a fast XOR line drawing function in Xlib driver |  | ||||||
| 	- Added support for GL_ARB_texture_mirrored_repeat to savage |  | ||||||
| 	  driver (supported only on Savage4 hardware). |  | ||||||
|     Changes: |  | ||||||
| 	- Mesa now packaged in three parts: Library, Demos and GLUT |  | ||||||
|     Bug fixes: |  | ||||||
| 	- GLX_X_RENDERABLE token wasn't accepted by glXChooseFBConfig |  | ||||||
| 	- Some files were present multiple times in the 6.3.2 tarballs |  | ||||||
| 	- r200_vtxtmp_x86.S file was missing from 6.3.2 tarball (bug 4207) |  | ||||||
| 	- glxgears_fbconfig demo didn't work (bug 4237) |  | ||||||
| 	- fixed bug when bilinear sampling 2d textures with borders |  | ||||||
| 	- glXCreatePbuffer() could segfault instead of returning 0 (bug 4235) |  | ||||||
| 	- fixed undefined frexp and rand in X.org libGLcore.a (bug 4242) |  | ||||||
| 	- fixed a few problems with proxy color tables (bug 4270) |  | ||||||
| 	- fixed precision problem in Z clearing (bug 4395) |  | ||||||
| 	- glBitmap, glDraw/CopyPixels mistakenly generated selection hits |  | ||||||
| 	- fixed potential segfault caused by reading pixels outside |  | ||||||
| 	  of renderbuffer bounds |  | ||||||
| 	- glGetTexLevelParameter didn't accept GL_TEXTURE_DEPTH_SIZE_ARB |  | ||||||
| 	- fixed memory corruption bug involving software alpha buffers |  | ||||||
| 	- glReadPixels clipped by window bounds was sometimes broken |  | ||||||
| 	- glDraw/CopyPixels of stencil data ignored the stencil write mask |  | ||||||
| 	- glReadPixels from a texture bound to a framebuffer object didn't work |  | ||||||
| 	- glIsRender/FramebufferEXT weren't totally correct |  | ||||||
| 	- fixed a number of point size attenuation/fade bugs |  | ||||||
| 	- fixed glFogCoord bug 4729 |  | ||||||
| 	- GLX encoding for transpose matrix functions was broken |  | ||||||
| 	- fixed broken fragment program KIL and SWZ instructions |  | ||||||
| 	- fragment programs that wrote result.depth.z didn't work |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.4.1  November 30, 2005 |  | ||||||
|     Bug fixes: |  | ||||||
| 	- redefining a vertex program string didn't take effect in TNL module |  | ||||||
| 	- fixed occasional segfault upon vertex/fragment parsing error |  | ||||||
| 	- vertex program LIT instruction didn't handle 0^0=1 correctly |  | ||||||
| 	- fragment program fog option didn't work with glDrawPixels, glBitmap |  | ||||||
| 	- USE_MGL_NAMESPACE didn't work for x86-64 |  | ||||||
| 	- OSMesa demos were missing from previous release tarballs |  | ||||||
| 	- fixed problem with float->ushort conversion in glClear (bug 4992) |  | ||||||
| 	- popping of GL_EYE_PLANE texgen state was broken (bug 4996) |  | ||||||
| 	- popping of GL_SPOT_DIRECTION light state was broken (bug 5005) |  | ||||||
| 	- fixed occasional triangle color interpolation problem on VMS |  | ||||||
| 	- work around invalid free() call (bug 5131) |  | ||||||
| 	- fixed BSD X server compilation problem by including stdint.h |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.4.2  February 2, 2006 |  | ||||||
|     New: |  | ||||||
| 	- added OSMesaColorClamp() function/feature |  | ||||||
| 	- added wglGetExtensionStringARB() function |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed some problems when building on Windows |  | ||||||
| 	- GLw header files weren't installed by installmesa script (bug 5396) |  | ||||||
| 	- GL/glfbdev.h file was missing from tarballs |  | ||||||
| 	- fixed TNL initialization bug which could lead to crash (bug 5791) |  | ||||||
|  |  | ||||||
|  |  | ||||||
| 6.5  March 31, 2006 |  | ||||||
|     New: |  | ||||||
| 	- OpenGL Shading Language support through GL_ARB_shader_objects, |  | ||||||
| 	  GL_ARB_shading_language_100, GL_ARB_vertex_shader and |  | ||||||
| 	  GL_ARB_fragment_shader (done by Michal Krol) |  | ||||||
| 	- GL_EXT_packed_depth_stencil extension |  | ||||||
| 	- GL_EXT_timer_query extension |  | ||||||
| 	- GL_EXT_framebuffer_blit extension |  | ||||||
| 	- GL_ARB_half_float_pixel |  | ||||||
| 	- reflect demo improved to support multiple windows |  | ||||||
| 	- singlebuffer demo (shows no/little-flicker single-buffered rendering) |  | ||||||
| 	- r200: enable GL_ARB_texture_env_crossbar, separate the texture |  | ||||||
| 	  sampling unit bits from the texture env combine enable bits |  | ||||||
| 	- r200: add support for GL_ATI_fragment_shader |  | ||||||
| 	- added fast XOR-mode line drawing optimization |  | ||||||
| 	- radeon: add support for all 3 tmus, GL_ARB_texture_cube_map |  | ||||||
| 	  and GL_EXT_fog_coord |  | ||||||
| 	- MESA_GLX_ALPHA_BITS env var for xlib driver |  | ||||||
| 	- many DRI driver updates (including screen rotation support |  | ||||||
| 	  for the Intel DRI driver) |  | ||||||
|     Changes: |  | ||||||
| 	- removed GL_HP_occlusion_test (use GL_ARB_occlusion_query instead) |  | ||||||
| 	- removed GL_SGIX/SGIS_pixel_texture extensions |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed glxcontextmodes.c datatype problem (bug 5835) |  | ||||||
| 	- fixed aix-gcc build/install bugs (bug 5874) |  | ||||||
| 	- fixed some bugs in texture env program generation |  | ||||||
| 	- glXCopyContext() didn't handle texture object bindings properly |  | ||||||
| 	- glXCopyContext() didn't copy all lighting state |  | ||||||
| 	- fixed FreeBSD config (Pedro Giffuni) |  | ||||||
| 	- fixed some minor framebuffer object bugs |  | ||||||
| 	- replaced dprintf() with _glu_printf() in GLU (bug 6244) |  | ||||||
| 	- fixed a number of thread safety bugs/regressions |  | ||||||
| 	- fixed a number of GLU tesselator bugs (John Shell, bug 6339) |  | ||||||
| 	- paletted texturing was broken w/ floating point palettes (K. Schultz) |  | ||||||
| 	- lots of assorted framebuffer object bug fixes |  | ||||||
|  |  | ||||||
| 6.5.1  August 31, 2006 |  | ||||||
|     New: |  | ||||||
| 	- Intel i965 DRI driver |  | ||||||
| 	- GL_APPLE_vertex_array_object extension (Ian Romanick) |  | ||||||
| 	- GL_EXT_texture_sRGB extension |  | ||||||
| 	- GL_EXT_gpu_program_parameters (Ian Romanick) |  | ||||||
| 	- "engine" demo |  | ||||||
| 	- updated fbdev driver and GLUT for fbdev (Sean D'Epagnier) |  | ||||||
| 	- many updates to the DRI drivers |  | ||||||
|     Changes: |  | ||||||
| 	- The glVertexAttribARB functions no longer alias the conventional |  | ||||||
| 	  vertex attributes. |  | ||||||
| 	- glxinfo program prints more info with -l option |  | ||||||
| 	- GL_FRAGMENT_PROGRAM_NV and GL_FRAGMENT_PROGRAM_ARB are now |  | ||||||
| 	  compatible, in terms of glBindProgramARB() |  | ||||||
|     Bug fixes: |  | ||||||
| 	- fixed broken texture border handling for depth textures (bug 6498) |  | ||||||
| 	- removed the test for duplicated framebuffer attachments, per |  | ||||||
| 	  version 117 of the GL_EXT_framebuffer_object specification |  | ||||||
| 	- fixed a few render-to-texture bugs, including render to depth texture |  | ||||||
| 	- clipping of lines against user-defined clip planes was broken (6512) |  | ||||||
| 	- assembly language dispatch for SPARC was broken (bug 6484) |  | ||||||
| 	- assorted compilation fixes on various Unix platforms (Dan Schikore) |  | ||||||
| 	- glPopAttrib could restore an invalid value for GL_DRAW_BUFFER |  | ||||||
| 	- assorted minor fixes for 16 and 32 bit/channel modes |  | ||||||
| 	- fixed assorted bugs in texture compression paths |  | ||||||
| 	- fixed indirect rendering vertex array crashes (bug 6863) |  | ||||||
| 	- glDrawPixels GL_INDEX_OFFSET didn't always work |  | ||||||
| 	- fixed convolution memory leak (bug 7077) |  | ||||||
| 	- rectangular depth textures didn't work |  | ||||||
| 	- invalid mode to glBegin didn't generate an error (bug 7142) |  | ||||||
| 	- 'normalized' parameter to glVertexAttribPointerARB didn't work |  | ||||||
| 	- disable bogus GLX_SGI_video_sync extension in xlib driver |  | ||||||
| 	- fixed R128 driver locking bug (Martijn van Oosterhout) |  | ||||||
| 	- using evaluators with vertex programs caused crashes (bug 7564) |  | ||||||
| 	- fragment.position wasn't set correctly for point/line primitives |  | ||||||
| 	- fixed parser bug for scalar sources for GL_NV_fragment_program |  | ||||||
| 	- max fragment program length was incorrectly 128, now 1024 |  | ||||||
| 	- writes to result.depth in fragment programs weren't clamped to [0,1] |  | ||||||
| 	- fixed potential dangling pointer bug in glBindProgram() |  | ||||||
| 	- fixed some memory leaks (and potential crashes) in Xlib driver |  | ||||||
|   | |||||||
| @@ -1,83 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Application Issues</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Application Issues</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| This page documents known issues with some OpenGL applications. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Topogun</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://www.topogun.com/">Topogun</a> for Linux (version 2, at least) |  | ||||||
| creates a GLX visual without requesting a depth buffer. |  | ||||||
| This causes bad rendering if the OpenGL driver happens to choose a visual |  | ||||||
| without a depth buffer. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa 9.1.2 and later (will) support a DRI configuration option to work around |  | ||||||
| this issue. |  | ||||||
| Using the <a href="http://dri.freedesktop.org/wiki/DriConf">driconf</a> tool, |  | ||||||
| set the "Create all visuals with a depth buffer" option before running Topogun. |  | ||||||
| Then, all GLX visuals will be created with a depth buffer. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Old OpenGL games</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Some old OpenGL games (approx. ten years or older) may crash during |  | ||||||
| start-up because of an extension string buffer-overflow problem. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The problem is a modern OpenGL driver will return a very long string |  | ||||||
| for the glGetString(GL_EXTENSIONS) query and if the application |  | ||||||
| naively copies the string into a fixed-size buffer it can overflow the |  | ||||||
| buffer and crash the application. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The work-around is to set the MESA_EXTENSION_MAX_YEAR environment variable |  | ||||||
| to the approximate release year of the game. |  | ||||||
| This will cause the glGetString(GL_EXTENSIONS) query to only report extensions |  | ||||||
| older than the given year. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| For example, if the game was released in 2001, do |  | ||||||
| <pre> |  | ||||||
| export MESA_EXTENSION_MAX_YEAR=2001 |  | ||||||
| </pre> |  | ||||||
| before running the game. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Viewperf</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| See the <a href="viewperf.html">Viewperf issues</a> page for a detailed list |  | ||||||
| of Viewperf issues. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,233 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Compilation and Installation using Autoconf</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Compilation and Installation using Autoconf</h1> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li><p><a href="#basic">Basic Usage</a></li> |  | ||||||
| <li><p><a href="#driver">Driver Options</a> |  | ||||||
|   <ul> |  | ||||||
|   <li><a href="#xlib">Xlib Driver Options</a></li> |  | ||||||
|   <li><a href="#dri">DRI Driver Options</a></li> |  | ||||||
|   <li><a href="#osmesa">OSMesa Driver Options</a></li> |  | ||||||
|   </ul> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2 id="basic">1. Basic Usage</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The autoconf generated configure script can be used to guess your |  | ||||||
| platform and change various options for building Mesa. To use the |  | ||||||
| configure script, type: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|     ./configure |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To see a short description of all the options, type <code>./configure |  | ||||||
| --help</code>. If you are using a development snapshot and the configure |  | ||||||
| script does not exist, type <code>./autogen.sh</code> to generate it |  | ||||||
| first. If you know the options you want to pass to |  | ||||||
| <code>configure</code>, you can pass them to <code>autogen.sh</code>. It |  | ||||||
| will run <code>configure</code> with these options after it is |  | ||||||
| generated. Once you have run <code>configure</code> and set the options |  | ||||||
| to your preference, type: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|     make |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| This will produce libGL.so and several other libraries depending on the |  | ||||||
| options you have chosen. Later, if you want to rebuild for a different |  | ||||||
| configuration run <code>make realclean</code> before rebuilding. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Some of the generic autoconf options are used with Mesa: |  | ||||||
| </p> |  | ||||||
| <dl> |  | ||||||
| <dt><code>--prefix=PREFIX</code></dt> |  | ||||||
| <dd><p>This is the root directory where |  | ||||||
| files will be installed by <code>make install</code>. The default is |  | ||||||
| <code>/usr/local</code>.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--exec-prefix=EPREFIX</code></dt> |  | ||||||
| <dd><p>This is the root directory |  | ||||||
| where architecture-dependent files will be installed. In Mesa, this is |  | ||||||
| only used to derive the directory for the libraries. The default is |  | ||||||
| <code>${prefix}</code>.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--libdir=LIBDIR</code></dt> |  | ||||||
| <dd><p>This option specifies the directory |  | ||||||
| where the GL libraries will be installed. The default is |  | ||||||
| <code>${exec_prefix}/lib</code>. It also serves as the name of the |  | ||||||
| library staging area in the source tree. For instance, if the option |  | ||||||
| <code>--libdir=/usr/local/lib64</code> is used, the libraries will be |  | ||||||
| created in a <code>lib64</code> directory at the top of the Mesa source |  | ||||||
| tree.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-static, --disable-shared</code></dt> |  | ||||||
| <dd><p>By default, Mesa |  | ||||||
| will build shared libraries. Either of these options will force static |  | ||||||
| libraries to be built. It is not currently possible to build static and |  | ||||||
| shared libraries in a single pass.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>CC, CFLAGS, CXX, CXXFLAGS</code></dt> |  | ||||||
| <dd><p>These environment variables |  | ||||||
| control the C and C++ compilers used during the build. By default, |  | ||||||
| <code>gcc</code> and <code>g++</code> are used with the options |  | ||||||
| <code>"-g -O2"</code>.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>LDFLAGS</code></dt> |  | ||||||
| <dd><p>An environment variable specifying flags to |  | ||||||
| pass when linking programs. These are normally empty, but can be used |  | ||||||
| to direct the linker to use libraries in nonstandard directories. For |  | ||||||
| example, <code>LDFLAGS="-L/usr/X11R6/lib"</code>.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>PKG_CONFIG_PATH</code></dt> |  | ||||||
| <dd><p>When available, the |  | ||||||
| <code>pkg-config</code> utility is used to search for external libraries |  | ||||||
| on the system. This environment variable is used to control the search |  | ||||||
| path for <code>pkg-config</code>. For instance, setting |  | ||||||
| <code>PKG_CONFIG_PATH=/usr/X11R6/lib/pkgconfig</code> will search for |  | ||||||
| package metadata in <code>/usr/X11R6</code> before the standard |  | ||||||
| directories.</p> |  | ||||||
| </dd> |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| There are also a few general options for altering the Mesa build: |  | ||||||
| </p> |  | ||||||
| <dl> |  | ||||||
| <dt><code>--enable-debug</code></dt> |  | ||||||
| <dd><p>This option will enable compiler |  | ||||||
| options and macros to aid in debugging the Mesa libraries.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--disable-asm</code></dt> |  | ||||||
| <dd><p>There are assembly routines |  | ||||||
| available for a few architectures. These will be used by default if |  | ||||||
| one of these architectures is detected. This option ensures that |  | ||||||
| assembly will not be used.</p> |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-32-bit</code></dt> |  | ||||||
| <dt><code>--enable-64-bit</code></dt> |  | ||||||
| <dd><p>By default, the build will compile code as directed by the environment |  | ||||||
| variables |  | ||||||
| <code>CC</code>, <code>CFLAGS</code>, etc. If the compiler is |  | ||||||
| <code>gcc</code>, these options offer a helper to add the compiler flags |  | ||||||
| to force 32- or 64-bit code generation as used on the x86 and x86_64 |  | ||||||
| architectures. Note that these options are mutually exclusive.</p> |  | ||||||
| </dd> |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2 id="driver">2. Driver Options</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| There are several different driver modes that Mesa can use. These are |  | ||||||
| described in more detail in the <a href="install.html">basic |  | ||||||
| installation instructions</a>. The Mesa driver is controlled through the |  | ||||||
| configure options <code>--enable-xlib-glx</code>, <code>--enable-osmesa</code>, |  | ||||||
| and <code>--enable-dri</code>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h3 id="xlib">Xlib</h3><p> |  | ||||||
| It uses Xlib as a software renderer to do all rendering. It corresponds |  | ||||||
| to the option <code>--enable-xlib-glx</code>. The libX11 and libXext |  | ||||||
| libraries, as well as the X11 development headers, will be need to |  | ||||||
| support the Xlib driver. |  | ||||||
|  |  | ||||||
| <h3 id="dri">DRI</h3><p>This mode uses the DRI hardware drivers for |  | ||||||
| accelerated OpenGL rendering. Enable the DRI drivers with the option |  | ||||||
| <code>--enable-dri</code>. See the <a href="install.html">basic |  | ||||||
| installation instructions</a> for details on prerequisites for the DRI |  | ||||||
| drivers. |  | ||||||
|  |  | ||||||
| <!-- DRI specific options --> |  | ||||||
| <dl> |  | ||||||
| <dt><code>--with-dri-driverdir=DIR</code> |  | ||||||
| <dd><p> This option specifies the |  | ||||||
| location the DRI drivers will be installed to and the location libGL |  | ||||||
| will search for DRI drivers. The default is <code>${libdir}/dri</code>. |  | ||||||
| <dt><code>--with-dri-drivers=DRIVER,DRIVER,...</code> |  | ||||||
| <dd><p> This option |  | ||||||
| allows a specific set of DRI drivers to be built. For example, |  | ||||||
| <code>--with-dri-drivers="swrast,i965,radeon,nouveau"</code>. By |  | ||||||
| default, the drivers will be chosen depending on the target platform. |  | ||||||
| See the directory <code>src/mesa/drivers/dri</code> in the source tree |  | ||||||
| for available drivers. Beware that the swrast DRI driver is used by both |  | ||||||
| libGL and the X.Org xserver GLX module to do software rendering, so you |  | ||||||
| may run into problems if it is not available. |  | ||||||
| <!-- This explanation might be totally bogus. Kristian? --> |  | ||||||
| <dt><code>--disable-driglx-direct</code> |  | ||||||
| <dd><p> Disable direct rendering in |  | ||||||
| GLX. Normally, direct hardware rendering through the DRI drivers and |  | ||||||
| indirect software rendering are enabled in GLX. This option disables |  | ||||||
| direct rendering entirely. It can be useful on architectures where |  | ||||||
| kernel DRM modules are not available. |  | ||||||
| <dt><code>--enable-glx-tls</code> <dd><p> |  | ||||||
| Enable Thread Local Storage (TLS) in |  | ||||||
| GLX. |  | ||||||
| <dt><code>--with-expat=DIR</code> <dd> The DRI-enabled libGL uses expat to |  | ||||||
| parse the DRI configuration files in <code>/etc/drirc</code> and |  | ||||||
| <code>~/.drirc</code>. This option allows a specific expat installation |  | ||||||
| to be used. For example, <code>--with-expat=/usr/local</code> will |  | ||||||
| search for expat headers and libraries in <code>/usr/local/include</code> |  | ||||||
| and <code>/usr/local/lib</code>, respectively. |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
| <h3 id="osmesa">OSMesa </h3><p> No libGL is built in this |  | ||||||
| mode. Instead, the driver code is built into the Off-Screen Mesa |  | ||||||
| (OSMesa) library. See the <a href="osmesa.html">Off-Screen Rendering</a> |  | ||||||
| page for more details.  It corresponds to the option |  | ||||||
| <code>--enable-osmesa</code>. |  | ||||||
|  |  | ||||||
| <!-- OSMesa specific options --> |  | ||||||
| <dl> |  | ||||||
| <dt><code>--with-osmesa-bits=BITS</code> |  | ||||||
| <dd><p> This option allows the size |  | ||||||
| of the color channel in bits to be specified. By default, an 8-bit |  | ||||||
| channel will be used, and the driver will be named libOSMesa. Other |  | ||||||
| options are 16- and 32-bit color channels, which will add the bit size |  | ||||||
| to the library name. For example, <code>--with-osmesa-bits=16</code> |  | ||||||
| will create the libOSMesa16 library with a 16-bit color channel. |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2 id="library">3. Library Options</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The configure script provides more fine grained control over the GL |  | ||||||
| libraries that will be built. More details on the specific GL libraries |  | ||||||
| can be found in the <a href="install.html">basic installation |  | ||||||
| instructions</a>. |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,61 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Bug Reporting</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Bug Database</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Mesa bug database is hosted on |  | ||||||
| <a href="http://freedesktop.org">freedesktop.org</a>. |  | ||||||
| The old bug database on SourceForge is no longer used. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To file a Mesa bug, go to |  | ||||||
| <a href="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa"> |  | ||||||
| Bugzilla on freedesktop.org</a> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Please follow these bug reporting guidelines: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>Check if a new version of Mesa is available which might have fixed |  | ||||||
| the problem. |  | ||||||
| <li>Check if your bug is already reported in the database. |  | ||||||
| <li>Monitor your bug report for requests for additional information, etc. |  | ||||||
| <li>If you're reporting a crash, try to use your debugger (gdb) to get a stack |  | ||||||
| trace. Also, recompile Mesa in debug mode to get more detailed information. |  | ||||||
| <li>Describe in detail how to reproduce the bug, especially with games |  | ||||||
| and applications that the Mesa developers might not be familiar with. |  | ||||||
| <li>Provide a simple GLUT-based test program if possible |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Bug reports will automatically be forwarded by bugzilla to the Mesa |  | ||||||
| developer's mailing list. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The easier a bug is to reproduce, the sooner it will be fixed. |  | ||||||
| Please do everything you can to facilitate quickly fixing bugs. |  | ||||||
| If your bug report is vague or your test program doesn't compile |  | ||||||
| easily, the problem may not be fixed very quickly. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,703 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Conformance</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Conformance</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The SGI OpenGL conformance tests verify correct operation of OpenGL |  | ||||||
| implementations.  I, Brian Paul, have been given a copy of the tests |  | ||||||
| for testing Mesa.  The tests are not publically available. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| This file has the latest results of testing Mesa with the OpenGL 1.2 |  | ||||||
| conformance tests.  Testing with the preliminary OpenGL 1.3 tests has |  | ||||||
| also been done.  Mesa passes all the 1.3 tests. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The tests were run using the software X11 device driver on 24-bpp |  | ||||||
| and 16-bpp displays. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| Mesa 4.0 and later pass all conformance tests at all path levels. |  | ||||||
| Note that this says nothing about the conformance of hardware drivers |  | ||||||
| based upon Mesa. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|  |  | ||||||
| COVERAGE TESTS |  | ||||||
| -------------- |  | ||||||
|  |  | ||||||
| Test that all API functions accept the legal parameters and reject |  | ||||||
| illegal parameters.  The result of each test is either pass or fail. |  | ||||||
|  |  | ||||||
| % covgl |  | ||||||
| OpenGL Coverage Test. |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| covgl passed. |  | ||||||
|  |  | ||||||
| covgl passed at 1.1 level. |  | ||||||
|  |  | ||||||
| covgl passed at 1.2 level. |  | ||||||
|  |  | ||||||
| covgl passed for ARB_multitexture. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| % covglu |  | ||||||
| OpenGL GLU Coverage Test. |  | ||||||
| Version 1.3 |  | ||||||
|  |  | ||||||
| covglu passed. |  | ||||||
|  |  | ||||||
| covglu passed at 1.1 level. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| % covglx |  | ||||||
| OpenGL X Coverage Test. |  | ||||||
| Version 1.1.1 |  | ||||||
|  |  | ||||||
| covglx passed. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| % primtest -v |  | ||||||
| Open GL Primitives Test. |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| [lots of output deleted] |  | ||||||
|  |  | ||||||
| 292159 Combinations. |  | ||||||
| primtest passed. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GL CONFORMANCE TEST |  | ||||||
| =================== |  | ||||||
|  |  | ||||||
| Render test images, read them back, then test for expected results. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| % conform -v 2 |  | ||||||
|  |  | ||||||
| OpenGL Conformance Test |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path inactive. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 35. Indirect Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (5, 6, 5, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.0324, 0.016, 0.0324, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| Must Pass test passed. |  | ||||||
| Divide By Zero test passed. |  | ||||||
| Viewport Clamp test passed. |  | ||||||
| Matrix Stack test passed. |  | ||||||
| Matrix Stack Mixing test passed. |  | ||||||
| Vertex Order test passed. |  | ||||||
| Transformations test passed. |  | ||||||
| Transformation Normal test passed. |  | ||||||
| Viewport Transformation test passed. |  | ||||||
| Buffer Clear test passed. |  | ||||||
| Buffer Corners test passed. |  | ||||||
| Buffer Color test passed. |  | ||||||
| Color Ramp test passed. |  | ||||||
| Mask test passed. |  | ||||||
| Buffer Invariance test passed. |  | ||||||
| Accumulation Buffer test passed. |  | ||||||
| Select test passed. |  | ||||||
| Feedback test passed. |  | ||||||
| Scissor test passed. |  | ||||||
| Alpha Plane Function test passed. |  | ||||||
| Stencil Plane Clear test passed. |  | ||||||
| Stencil Plane Corners test passed. |  | ||||||
| Stencil Plane Operation test passed. |  | ||||||
| Stencil Plane Function test passed. |  | ||||||
| Depth Buffer Clear test passed. |  | ||||||
| Depth Buffer Function test passed. |  | ||||||
| Blend test passed. |  | ||||||
| Dither test passed. |  | ||||||
| LogicOp Function test does not exist for an RGB visual. |  | ||||||
| DrawPixels test passed. |  | ||||||
| CopyPixels test passed. |  | ||||||
| Bitmap Rasterization test passed. |  | ||||||
| Point Rasterization test passed. |  | ||||||
| Anti-aliased Point test passed. |  | ||||||
| Line Rasterization test passed. |  | ||||||
| Line Stipple test passed. |  | ||||||
| Anti-aliased Line test passed. |  | ||||||
| Horizontal and Vertical Line test passed. |  | ||||||
| Triangle Rasterization test passed. |  | ||||||
| Triangle Tile test passed. |  | ||||||
| Triangle Stipple test passed. |  | ||||||
| Anti-aliased Triangles test passed. |  | ||||||
| Quad Rasterization test passed. |  | ||||||
| Polygon Face test passed. |  | ||||||
| Polygon Cull test passed. |  | ||||||
| Polygon Stipple test passed. |  | ||||||
| Polygon Edge test passed. |  | ||||||
| Ambient Material test passed. |  | ||||||
| Ambient Scene test passed. |  | ||||||
| Attenuation Position test passed. |  | ||||||
| Diffuse Light test passed. |  | ||||||
| Diffuse Material test passed. |  | ||||||
| Diffuse Material Normal test passed. |  | ||||||
| Diffuse Material Positioning test passed. |  | ||||||
| Emissive Material test passed. |  | ||||||
| Specular Exponent test passed. |  | ||||||
| Specular Exponent Normal test passed. |  | ||||||
| Specular Local Eye Half Angle test passed. |  | ||||||
| Specular Light test passed. |  | ||||||
| Specular Material test passed. |  | ||||||
| Specular Normal test passed. |  | ||||||
| Spot Positioning test passed. |  | ||||||
| Spot Exponent and Positioning test passed. |  | ||||||
| Spot Exponent and Direction test passed. |  | ||||||
| Fog Exponential test passed. |  | ||||||
| Fog Linear test passed. |  | ||||||
| Texture Decal test passed. |  | ||||||
| Texture Border test passed. |  | ||||||
| Mipmaps Selection test passed. |  | ||||||
| Mipmaps Interpolation test passed. |  | ||||||
| Display Lists test passed. |  | ||||||
| Evaluator test passed. |  | ||||||
| Evaluator Color test passed. |  | ||||||
| Texture Edge Clamp test passed. |  | ||||||
| Packed Pixels test passed. |  | ||||||
| Texture LOD test passed. |  | ||||||
| Rescale Normal test passed. |  | ||||||
| Color Table test passed. |  | ||||||
| Convolution test passed. |  | ||||||
| Convolution Border test passed. |  | ||||||
| Histogram test passed. |  | ||||||
| MinMax test passed. |  | ||||||
| MultiTexture test passed. |  | ||||||
|  |  | ||||||
| Conform passed. |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| % conform -v 2 -p 1 |  | ||||||
|  |  | ||||||
| OpenGL Conformance Test |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path level = 1. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 35. Indirect Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (5, 6, 5, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.0324, 0.016, 0.0324, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| Must Pass test passed. |  | ||||||
| Divide By Zero test passed. |  | ||||||
| Viewport Clamp test passed. |  | ||||||
| Matrix Stack test passed. |  | ||||||
| Matrix Stack Mixing test passed. |  | ||||||
| Vertex Order test passed. |  | ||||||
| Transformations test passed. |  | ||||||
| Transformation Normal test passed. |  | ||||||
| Viewport Transformation test passed. |  | ||||||
| Buffer Clear test passed. |  | ||||||
| Buffer Corners test passed. |  | ||||||
| Buffer Color test passed. |  | ||||||
| Color Ramp test passed. |  | ||||||
| Mask test passed. |  | ||||||
| Buffer Invariance test passed. |  | ||||||
| Accumulation Buffer test passed. |  | ||||||
| Select test passed. |  | ||||||
| Feedback test passed. |  | ||||||
| Scissor test passed. |  | ||||||
| Alpha Plane Function test passed. |  | ||||||
| Stencil Plane Clear test passed. |  | ||||||
| Stencil Plane Corners test passed. |  | ||||||
| Stencil Plane Operation test passed. |  | ||||||
| Stencil Plane Function test passed. |  | ||||||
| Depth Buffer Clear test passed. |  | ||||||
| Depth Buffer Function test passed. |  | ||||||
| Blend test passed. |  | ||||||
| Dither test passed. |  | ||||||
| LogicOp Function test does not exist for an RGB visual. |  | ||||||
| DrawPixels test passed. |  | ||||||
| CopyPixels test passed. |  | ||||||
| Bitmap Rasterization test passed. |  | ||||||
| Point Rasterization test passed. |  | ||||||
| Anti-aliased Point test passed. |  | ||||||
| Line Rasterization test passed. |  | ||||||
| Line Stipple test passed. |  | ||||||
| Anti-aliased Line test passed. |  | ||||||
| Horizontal and Vertical Line test passed. |  | ||||||
| Triangle Rasterization test passed. |  | ||||||
| Triangle Tile test passed. |  | ||||||
| Triangle Stipple test passed. |  | ||||||
| Anti-aliased Triangles test passed. |  | ||||||
| Quad Rasterization test passed. |  | ||||||
| Polygon Face test passed. |  | ||||||
| Polygon Cull test passed. |  | ||||||
| Polygon Stipple test passed. |  | ||||||
| Polygon Edge test passed. |  | ||||||
| Ambient Material test passed. |  | ||||||
| Ambient Scene test passed. |  | ||||||
| Attenuation Position test passed. |  | ||||||
| Diffuse Light test passed. |  | ||||||
| Diffuse Material test passed. |  | ||||||
| Diffuse Material Normal test passed. |  | ||||||
| Diffuse Material Positioning test passed. |  | ||||||
| Emissive Material test passed. |  | ||||||
| Specular Exponent test passed. |  | ||||||
| Specular Exponent Normal test passed. |  | ||||||
| Specular Local Eye Half Angle test passed. |  | ||||||
| Specular Light test passed. |  | ||||||
| Specular Material test passed. |  | ||||||
| Specular Normal test passed. |  | ||||||
| Spot Positioning test passed. |  | ||||||
| Spot Exponent and Positioning test passed. |  | ||||||
| Spot Exponent and Direction test passed. |  | ||||||
| Fog Exponential test passed. |  | ||||||
| Fog Linear test passed. |  | ||||||
| Texture Decal test passed. |  | ||||||
| Texture Border test passed. |  | ||||||
| Mipmaps Selection test passed. |  | ||||||
| Mipmaps Interpolation test passed. |  | ||||||
| Display Lists test passed. |  | ||||||
| Evaluator test passed. |  | ||||||
| Evaluator Color test passed. |  | ||||||
| Texture Edge Clamp test passed. |  | ||||||
| Packed Pixels test passed. |  | ||||||
| Texture LOD test passed. |  | ||||||
| Rescale Normal test passed. |  | ||||||
| Color Table test passed. |  | ||||||
| Convolution test passed. |  | ||||||
| Convolution Border test passed. |  | ||||||
| Histogram test passed. |  | ||||||
| MinMax test passed. |  | ||||||
| MultiTexture test passed. |  | ||||||
|  |  | ||||||
| Conform passed. |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| % conform -v 2 -p 2 |  | ||||||
|  |  | ||||||
| OpenGL Conformance Test |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path level = 2. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 35. Indirect Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (5, 6, 5, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.0324, 0.016, 0.0324, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| Must Pass test passed. |  | ||||||
| Divide By Zero test passed. |  | ||||||
| Viewport Clamp test passed. |  | ||||||
| Matrix Stack test passed. |  | ||||||
| Matrix Stack Mixing test passed. |  | ||||||
| Vertex Order test passed. |  | ||||||
| Transformations test passed. |  | ||||||
| Transformation Normal test passed. |  | ||||||
| Viewport Transformation test passed. |  | ||||||
| Buffer Clear test passed. |  | ||||||
| Buffer Corners test passed. |  | ||||||
| Buffer Color test passed. |  | ||||||
| Color Ramp test passed. |  | ||||||
| Mask test passed. |  | ||||||
| Buffer Invariance test passed. |  | ||||||
| Accumulation Buffer test passed. |  | ||||||
| Select test passed. |  | ||||||
| Feedback test passed. |  | ||||||
| Scissor test passed. |  | ||||||
| Alpha Plane Function test passed. |  | ||||||
| Stencil Plane Clear test passed. |  | ||||||
| Stencil Plane Corners test passed. |  | ||||||
| Stencil Plane Operation test passed. |  | ||||||
| Stencil Plane Function test passed. |  | ||||||
| Depth Buffer Clear test passed. |  | ||||||
| Depth Buffer Function test passed. |  | ||||||
| Blend test passed. |  | ||||||
| Dither test passed. |  | ||||||
| LogicOp Function test does not exist for an RGB visual. |  | ||||||
| DrawPixels test passed. |  | ||||||
| CopyPixels test passed. |  | ||||||
| Bitmap Rasterization test passed. |  | ||||||
| Point Rasterization test passed. |  | ||||||
| Anti-aliased Point test passed. |  | ||||||
| Line Rasterization test passed. |  | ||||||
| Line Stipple test passed. |  | ||||||
| Anti-aliased Line test passed. |  | ||||||
| Horizontal and Vertical Line test passed. |  | ||||||
| Triangle Rasterization test passed. |  | ||||||
| Triangle Tile test passed. |  | ||||||
| Triangle Stipple test passed. |  | ||||||
| Anti-aliased Triangles test passed. |  | ||||||
| Quad Rasterization test passed. |  | ||||||
| Polygon Face test passed. |  | ||||||
| Polygon Cull test passed. |  | ||||||
| Polygon Stipple test passed. |  | ||||||
| Polygon Edge test passed. |  | ||||||
| Ambient Material test passed. |  | ||||||
| Ambient Scene test passed. |  | ||||||
| Attenuation Position test passed. |  | ||||||
| Diffuse Light test passed. |  | ||||||
| Diffuse Material test passed. |  | ||||||
| Diffuse Material Normal test passed. |  | ||||||
| Diffuse Material Positioning test passed. |  | ||||||
| Emissive Material test passed. |  | ||||||
| Specular Exponent test passed. |  | ||||||
| Specular Exponent Normal test passed. |  | ||||||
| Specular Local Eye Half Angle test passed. |  | ||||||
| Specular Light test passed. |  | ||||||
| Specular Material test passed. |  | ||||||
| Specular Normal test passed. |  | ||||||
| Spot Positioning test passed. |  | ||||||
| Spot Exponent and Positioning test passed. |  | ||||||
| Spot Exponent and Direction test passed. |  | ||||||
| Fog Exponential test passed. |  | ||||||
| Fog Linear test passed. |  | ||||||
| Texture Decal test passed. |  | ||||||
| Texture Border test passed. |  | ||||||
| Mipmaps Selection test passed. |  | ||||||
| Mipmaps Interpolation test passed. |  | ||||||
| Display Lists test passed. |  | ||||||
| Evaluator test passed. |  | ||||||
| Evaluator Color test passed. |  | ||||||
| Texture Edge Clamp test passed. |  | ||||||
| Packed Pixels test passed. |  | ||||||
| Texture LOD test passed. |  | ||||||
| Rescale Normal test passed. |  | ||||||
| Color Table test passed. |  | ||||||
| Convolution test passed. |  | ||||||
| Convolution Border test passed. |  | ||||||
| Histogram test passed. |  | ||||||
| MinMax test passed. |  | ||||||
| MultiTexture test passed. |  | ||||||
|  |  | ||||||
| Conform passed. |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| % conform -v 2 -p 3 |  | ||||||
|  |  | ||||||
| OpenGL Conformance Test |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path level = 3. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 35. Indirect Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (5, 6, 5, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.0324, 0.016, 0.0324, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| Must Pass test passed. |  | ||||||
| Divide By Zero test passed. |  | ||||||
| Viewport Clamp test passed. |  | ||||||
| Matrix Stack test passed. |  | ||||||
| Matrix Stack Mixing test passed. |  | ||||||
| Vertex Order test passed. |  | ||||||
| Transformations test passed. |  | ||||||
| Transformation Normal test passed. |  | ||||||
| Viewport Transformation test passed. |  | ||||||
| Buffer Clear test passed. |  | ||||||
| Buffer Corners test passed. |  | ||||||
| Buffer Color test passed. |  | ||||||
| Color Ramp test passed. |  | ||||||
| Mask test passed. |  | ||||||
| Buffer Invariance test passed. |  | ||||||
| Accumulation Buffer test passed. |  | ||||||
| Select test passed. |  | ||||||
| Feedback test passed. |  | ||||||
| Scissor test passed. |  | ||||||
| Alpha Plane Function test passed. |  | ||||||
| Stencil Plane Clear test passed. |  | ||||||
| Stencil Plane Corners test passed. |  | ||||||
| Stencil Plane Operation test passed. |  | ||||||
| Stencil Plane Function test passed. |  | ||||||
| Depth Buffer Clear test passed. |  | ||||||
| Depth Buffer Function test passed. |  | ||||||
| Blend test passed. |  | ||||||
| Dither test passed. |  | ||||||
| LogicOp Function test does not exist for an RGB visual. |  | ||||||
| DrawPixels test passed. |  | ||||||
| CopyPixels test passed. |  | ||||||
| Bitmap Rasterization test passed. |  | ||||||
| Point Rasterization test passed. |  | ||||||
| Anti-aliased Point test passed. |  | ||||||
| Line Rasterization test passed. |  | ||||||
| Line Stipple test passed. |  | ||||||
| Anti-aliased Line test passed. |  | ||||||
| Horizontal and Vertical Line test passed. |  | ||||||
| Triangle Rasterization test passed. |  | ||||||
| Triangle Tile test passed. |  | ||||||
| Triangle Stipple test passed. |  | ||||||
| Anti-aliased Triangles test passed. |  | ||||||
| Quad Rasterization test passed. |  | ||||||
| Polygon Face test passed. |  | ||||||
| Polygon Cull test passed. |  | ||||||
| Polygon Stipple test passed. |  | ||||||
| Polygon Edge test passed. |  | ||||||
| Ambient Material test passed. |  | ||||||
| Ambient Scene test passed. |  | ||||||
| Attenuation Position test passed. |  | ||||||
| Diffuse Light test passed. |  | ||||||
| Diffuse Material test passed. |  | ||||||
| Diffuse Material Normal test passed. |  | ||||||
| Diffuse Material Positioning test passed. |  | ||||||
| Emissive Material test passed. |  | ||||||
| Specular Exponent test passed. |  | ||||||
| Specular Exponent Normal test passed. |  | ||||||
| Specular Local Eye Half Angle test passed. |  | ||||||
| Specular Light test passed. |  | ||||||
| Specular Material test passed. |  | ||||||
| Specular Normal test passed. |  | ||||||
| Spot Positioning test passed. |  | ||||||
| Spot Exponent and Positioning test passed. |  | ||||||
| Spot Exponent and Direction test passed. |  | ||||||
| Fog Exponential test passed. |  | ||||||
| Fog Linear test passed. |  | ||||||
| Texture Decal test passed. |  | ||||||
| Texture Border test passed. |  | ||||||
| Mipmaps Selection test passed. |  | ||||||
| Mipmaps Interpolation test passed. |  | ||||||
| Display Lists test passed. |  | ||||||
| Evaluator test passed. |  | ||||||
| Evaluator Color test passed. |  | ||||||
| Texture Edge Clamp test passed. |  | ||||||
| Packed Pixels test passed. |  | ||||||
| Texture LOD test passed. |  | ||||||
| Rescale Normal test passed. |  | ||||||
| Color Table test passed. |  | ||||||
| Convolution test passed. |  | ||||||
| Convolution Border test passed. |  | ||||||
| Histogram test passed. |  | ||||||
| MinMax test passed. |  | ||||||
| MultiTexture test passed. |  | ||||||
|  |  | ||||||
| Conform passed. |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| % conform -v 2 -p 4 |  | ||||||
|  |  | ||||||
| OpenGL Conformance Test |  | ||||||
| Version 1.2 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path level = 4. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 35. Indirect Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (5, 6, 5, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.0324, 0.016, 0.0324, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| Must Pass test passed. |  | ||||||
| Divide By Zero test passed. |  | ||||||
| Viewport Clamp test passed. |  | ||||||
| Matrix Stack test passed. |  | ||||||
| Matrix Stack Mixing test passed. |  | ||||||
| Vertex Order test passed. |  | ||||||
| Transformations test passed. |  | ||||||
| Transformation Normal test passed. |  | ||||||
| Viewport Transformation test passed. |  | ||||||
| Buffer Clear test passed. |  | ||||||
| Buffer Corners test passed. |  | ||||||
| Buffer Color test passed. |  | ||||||
| Color Ramp test passed. |  | ||||||
| Mask test passed. |  | ||||||
| Buffer Invariance test passed. |  | ||||||
| Accumulation Buffer test passed. |  | ||||||
| Select test passed. |  | ||||||
| Feedback test passed. |  | ||||||
| Scissor test passed. |  | ||||||
| Alpha Plane Function test passed. |  | ||||||
| Stencil Plane Clear test passed. |  | ||||||
| Stencil Plane Corners test passed. |  | ||||||
| Stencil Plane Operation test passed. |  | ||||||
| Stencil Plane Function test passed. |  | ||||||
| Depth Buffer Clear test passed. |  | ||||||
| Depth Buffer Function test passed. |  | ||||||
| Blend test passed. |  | ||||||
| Dither test passed. |  | ||||||
| LogicOp Function test does not exist for an RGB visual. |  | ||||||
| DrawPixels test passed. |  | ||||||
| CopyPixels test passed. |  | ||||||
| Bitmap Rasterization test passed. |  | ||||||
| Point Rasterization test passed. |  | ||||||
| Anti-aliased Point test passed. |  | ||||||
| Line Rasterization test passed. |  | ||||||
| Line Stipple test passed. |  | ||||||
| Anti-aliased Line test passed. |  | ||||||
| Horizontal and Vertical Line test passed. |  | ||||||
| Triangle Rasterization test passed. |  | ||||||
| Triangle Tile test passed. |  | ||||||
| Triangle Stipple test passed. |  | ||||||
| Anti-aliased Triangles test passed. |  | ||||||
| Quad Rasterization test passed. |  | ||||||
| Polygon Face test passed. |  | ||||||
| Polygon Cull test passed. |  | ||||||
| Polygon Stipple test passed. |  | ||||||
| Polygon Edge test passed. |  | ||||||
| Ambient Material test passed. |  | ||||||
| Ambient Scene test passed. |  | ||||||
| Attenuation Position test passed. |  | ||||||
| Diffuse Light test passed. |  | ||||||
| Diffuse Material test passed. |  | ||||||
| Diffuse Material Normal test passed. |  | ||||||
| Diffuse Material Positioning test passed. |  | ||||||
| Emissive Material test passed. |  | ||||||
| Specular Exponent test passed. |  | ||||||
| Specular Exponent Normal test passed. |  | ||||||
| Specular Local Eye Half Angle test passed. |  | ||||||
| Specular Light test passed. |  | ||||||
| Specular Material test passed. |  | ||||||
| Specular Normal test passed. |  | ||||||
| Spot Positioning test passed. |  | ||||||
| Spot Exponent and Positioning test passed. |  | ||||||
| Spot Exponent and Direction test passed. |  | ||||||
| Fog Exponential test passed. |  | ||||||
| Fog Linear test passed. |  | ||||||
| Texture Decal test passed. |  | ||||||
| Texture Border test passed. |  | ||||||
| Mipmaps Selection test passed. |  | ||||||
| Mipmaps Interpolation test passed. |  | ||||||
| Display Lists test passed. |  | ||||||
| Evaluator test passed. |  | ||||||
| Evaluator Color test passed. |  | ||||||
| Texture Edge Clamp test passed. |  | ||||||
| Packed Pixels test passed. |  | ||||||
| Texture LOD test passed. |  | ||||||
| Rescale Normal test passed. |  | ||||||
| Color Table test passed. |  | ||||||
| Convolution test passed. |  | ||||||
| Convolution Border test passed. |  | ||||||
| Histogram test passed. |  | ||||||
| MinMax test passed. |  | ||||||
| MultiTexture test passed. |  | ||||||
|  |  | ||||||
| Conform passed. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| GLX CONFORMANCE TEST |  | ||||||
| ==================== |  | ||||||
|  |  | ||||||
| % conformx -v 2 |  | ||||||
|  |  | ||||||
| OpenGL X Conformance Test |  | ||||||
| Version 1.1.1 |  | ||||||
|  |  | ||||||
| Setup Report. |  | ||||||
|     Verbose level = 2. |  | ||||||
|     Random number seed = 1. |  | ||||||
|     Path inactive. |  | ||||||
|  |  | ||||||
| Visual Report. |  | ||||||
|     Display ID = 34. Direct Rendering. |  | ||||||
|     Double Buffered. |  | ||||||
|     RGBA (8, 8, 8, 0). |  | ||||||
|     Stencil (8). |  | ||||||
|     Depth (16). |  | ||||||
|     Accumulation (16, 16, 16, 16). |  | ||||||
|  |  | ||||||
| Epsilon Report. |  | ||||||
|     zero error epsilon = 0.000122. |  | ||||||
|     RGBA error epsilon = 0.00404, 0.00404, 0.00404, 0.000122. |  | ||||||
|     Depth buffer error epsilon = 0.000137. |  | ||||||
|     Stencil plane error epsilon = 0.00404. |  | ||||||
|     Accumulation error epsilon = 0.000137, 0.000137, 0.000137, 0.000137. |  | ||||||
|  |  | ||||||
| Default State test passed. |  | ||||||
| glReadPixels() test passed. |  | ||||||
| Font test passed. |  | ||||||
|  |  | ||||||
| Conformx passed. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| NOTE: conformx passes for all machine path levels (-p option). |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,105 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Contents</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
|  |  | ||||||
|   <!--Override a few values from the style sheet: --> |  | ||||||
|   <style type="text/css"> |  | ||||||
|     <!-- |  | ||||||
|     body { |  | ||||||
|       background-color: #cccccc; |  | ||||||
|       color: black; |  | ||||||
|     } |  | ||||||
|     a:link { |  | ||||||
|       color: #000; |  | ||||||
|     } |  | ||||||
|     a:visited { |  | ||||||
|       color: #000; |  | ||||||
|     } |  | ||||||
|     --> |  | ||||||
|   </style> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <b>Documentation</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="intro.html" target="_parent">Introduction</a> |  | ||||||
| <li><a href="index.html" target="_parent">News</a> |  | ||||||
| <li><a href="developers.html" target="_parent">Developers</a> |  | ||||||
| <li><a href="systems.html" target="_parent">Platforms and Drivers</a> |  | ||||||
| <li><a href="license.html" target="_parent">License & Copyright</a> |  | ||||||
| <li><a href="faq.html" target="_parent">FAQ</a> |  | ||||||
| <li><a href="relnotes.html" target="_parent">Release Notes</a> |  | ||||||
| <li><a href="thanks.html" target="_parent">Acknowledgements</a> |  | ||||||
| <li><a href="conform.html" target="_parent">Conformance Testing</a> |  | ||||||
| <li>more docs below... |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>Download / Install</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="download.html" target="_parent">Downloading / Unpacking</a> |  | ||||||
| <li><a href="install.html" target="_parent">Compiling / Installing</a> |  | ||||||
|   <ul> |  | ||||||
|     <li><a href="autoconf.html" target="_parent">Autoconf</a></li> |  | ||||||
|   </ul> |  | ||||||
| </li> |  | ||||||
| <li><a href="precompiled.html" target="_parent">Precompiled Libraries</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>Resources</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="lists.html" target="_parent">Mailing Lists</a> |  | ||||||
| <li><a href="bugs.html" target="_parent">Bug Database</a> |  | ||||||
| <li><a href="webmaster.html" target="_parent">Webmaster</a> |  | ||||||
| <li><a href="http://dri.freedesktop.org/" target="_parent">Mesa/DRI Wiki</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>User Topics</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="shading.html" target="_parent">Shading Language</a> |  | ||||||
| <li><a href="egl.html" target="_parent">EGL</a> |  | ||||||
| <li><a href="opengles.html" target="_parent">OpenGL ES</a> |  | ||||||
| <li><a href="openvg.html" target="_parent">OpenVG / Vega</a> |  | ||||||
| <li><a href="envvars.html" target="_parent">Environment Variables</a> |  | ||||||
| <li><a href="osmesa.html" target="_parent">Off-Screen Rendering</a> |  | ||||||
| <li><a href="debugging.html" target="_parent">Debugging Tips</a> |  | ||||||
| <li><a href="perf.html" target="_parent">Performance Tips</a> |  | ||||||
| <li><a href="extensions.html" target="_parent">Mesa Extensions</a> |  | ||||||
| <li><a href="mangling.html" target="_parent">Function Name Mangling</a> |  | ||||||
| <li><a href="llvmpipe.html" target="_parent">Gallium llvmpipe driver</a> |  | ||||||
| <li><a href="vmware-guest.html" target="_parent">VMware SVGA3D guest driver</a> |  | ||||||
| <li><a href="postprocess.html" target="_parent">Gallium post-processing</a> |  | ||||||
| <li><a href="application-issues.html" target="_parent">Application Issues</a> |  | ||||||
| <li><a href="viewperf.html" target="_parent">Viewperf Issues</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>Developer Topics</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="repository.html" target="_parent">Source Code Repository</a> |  | ||||||
| <li><a href="sourcetree.html" target="_parent">Source Code Tree</a> |  | ||||||
| <li><a href="utilities.html" target="_parent">Utilities</a> |  | ||||||
| <li><a href="helpwanted.html" target="_parent">Help Wanted</a> |  | ||||||
| <li><a href="devinfo.html" target="_parent">Development Notes</a> |  | ||||||
| <li><a href="sourcedocs.html" target="_parent">Source Documentation</a> |  | ||||||
| <li><a href="dispatch.html" target="_parent">GL Dispatch</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>Links</b> |  | ||||||
| <ul> |  | ||||||
| <li><a href="http://www.opengl.org" target="_parent">OpenGL website</a> |  | ||||||
| <li><a href="http://dri.freedesktop.org" target="_parent">DRI website</a> |  | ||||||
| <li><a href="http://www.freedesktop.org" target="_parent">freedesktop.org</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <b>Hosted by:</b> |  | ||||||
| <br> |  | ||||||
| <blockquote> |  | ||||||
| <a href="http://sourceforge.net" |  | ||||||
| target="_parent"><img src="http://sourceforge.net/sflogo.php?group_id=3&type=1" |  | ||||||
| width="88" height="31" align="bottom" alt="Sourceforge.net" border="0"></a> |  | ||||||
| </blockquote> |  | ||||||
|  |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,47 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Debugging Tips</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Debugging Tips</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
|    Normally Mesa (and OpenGL) records but does not notify the user of |  | ||||||
|    errors.  It is up to the application to call |  | ||||||
|    <code>glGetError</code> to check for errors.  Mesa supports an |  | ||||||
|    environment variable, MESA_DEBUG, to help with debugging.  If |  | ||||||
|    MESA_DEBUG is defined, a message will be printed to stdout whenever |  | ||||||
|    an error occurs. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
|    More extensive error checking is done when Mesa is compiled with the |  | ||||||
|    DEBUG symbol defined.  You'll have to edit the Make-config file and |  | ||||||
|    add -DDEBUG to the CFLAGS line for your system configuration.  You may |  | ||||||
|    also want to replace any optimization flags with the -g flag so you can |  | ||||||
|    use your debugger.  After you've edited Make-config type 'make clean' |  | ||||||
|    before recompiling. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
|    In your debugger you can set a breakpoint in _mesa_error() to trap Mesa |  | ||||||
|    errors. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
|    There is a display list printing/debugging facility.  See the end of |  | ||||||
|    src/dlist.c for details. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,58 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Developers</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Developers</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Both professional and volunteer developers contribute to Mesa. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| <a href="http://www.vmware.com/">VMware</a> |  | ||||||
| employs several of the main Mesa developers including Brian Paul |  | ||||||
| and Keith Whitwell. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| In the past, Tungsten Graphics contracts implemented many Mesa features |  | ||||||
| including: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>DRI drivers for Intel i965, i945, i915 and other chips |  | ||||||
| <li>Advanced memory manager and framebuffer object support |  | ||||||
| <li>Shading language compiler and OpenGL 2.0 support |  | ||||||
| <li>MiniGLX environment |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Other companies including |  | ||||||
| <a href="http://www.intellinuxgraphics.org/index.html">Intel</a> |  | ||||||
| and RedHat also actively contribute to the project. |  | ||||||
| Intel has recently contributed the new GLSL compiler in Mesa 7.9. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://www.lunarg.com/">LunarG</a> can be contacted |  | ||||||
| for custom Mesa / 3D graphics development. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Volunteers have made significant contributions to all parts of Mesa, including |  | ||||||
| complete device drivers. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,295 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Development Notes</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Development Notes</h1> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Adding Extentions</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To add a new GL extension to Mesa you have to do at least the following. |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li> |  | ||||||
|    If glext.h doesn't define the extension, edit include/GL/gl.h and add |  | ||||||
|    code like this: |  | ||||||
|    <pre> |  | ||||||
|      #ifndef GL_EXT_the_extension_name |  | ||||||
|      #define GL_EXT_the_extension_name 1 |  | ||||||
|      /* declare the new enum tokens */ |  | ||||||
|      /* prototype the new functions */ |  | ||||||
|      /* TYPEDEFS for the new functions */ |  | ||||||
|      #endif |  | ||||||
|    </pre> |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    In the src/mapi/glapi/gen/ directory, add the new extension functions and |  | ||||||
|    enums to the gl_API.xml file. |  | ||||||
|    Then, a bunch of source files must be regenerated by executing the |  | ||||||
|    corresponding Python scripts. |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    Add a new entry to the <code>gl_extensions</code> struct in mtypes.h |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    Update the <code>extensions.c</code> file. |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    From this point, the best way to proceed is to find another extension, |  | ||||||
|    similar to the new one, that's already implemented in Mesa and use it |  | ||||||
|    as an example. |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    If the new extension adds new GL state, the functions in get.c, enable.c |  | ||||||
|    and attrib.c will most likely require new code. |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Coding Style</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa's code style has changed over the years.  Here's the latest. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Comment your code!  It's extremely important that open-source code be |  | ||||||
| well documented.  Also, strive to write clean, easily understandable code. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| 3-space indentation |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you use tabs, set them to 8 columns |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Line width: the preferred width to fill comments and code in Mesa is 78 |  | ||||||
| columns.  Exceptions are sometimes made for clarity (e.g. tabular data is |  | ||||||
| sometimes filled to a much larger width so that extraneous carriage returns |  | ||||||
| don't obscure the table). |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Brace example: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	if (condition) { |  | ||||||
| 	   foo; |  | ||||||
| 	} |  | ||||||
| 	else { |  | ||||||
| 	   bar; |  | ||||||
| 	} |  | ||||||
|  |  | ||||||
| 	switch (condition) { |  | ||||||
| 	case 0: |  | ||||||
| 	   foo(); |  | ||||||
| 	   break; |  | ||||||
|  |  | ||||||
| 	case 1: { |  | ||||||
| 	   ... |  | ||||||
| 	   break; |  | ||||||
| 	} |  | ||||||
|  |  | ||||||
| 	default: |  | ||||||
| 	   ... |  | ||||||
| 	   break; |  | ||||||
| 	} |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Here's the GNU indent command which will best approximate my preferred style: |  | ||||||
| (Note that it won't format switch statements in the preferred way) |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	indent -br -i3 -npcs --no-tabs infile.c -o outfile.c |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Local variable name example:  localVarName (no underscores) |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Constants and macros are ALL_UPPERCASE, with _ between words |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Global variables are not allowed. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Function name examples: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	glFooBar()       - a public GL entry point (in glapi_dispatch.c) |  | ||||||
| 	_mesa_FooBar()   - the internal immediate mode function |  | ||||||
| 	save_FooBar()    - retained mode (display list) function in dlist.c |  | ||||||
| 	foo_bar()        - a static (private) function |  | ||||||
| 	_mesa_foo_bar()  - an internal non-static Mesa function |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Places that are not directly visible to the GL API should prefer the use |  | ||||||
| of <tt>bool</tt>, <tt>true</tt>, and |  | ||||||
| <tt>false</tt> over <tt>GLboolean</tt>, <tt>GL_TRUE</tt>, and |  | ||||||
| <tt>GL_FALSE</tt>.  In C code, this may mean that |  | ||||||
| <tt>#include <stdbool.h></tt> needs to be added.  The |  | ||||||
| <tt>try_emit_</tt>* methods in src/mesa/program/ir_to_mesa.cpp and |  | ||||||
| src/mesa/state_tracker/st_glsl_to_tgsi.cpp can serve as examples. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>Submitting patches</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| You should always run the Mesa Testsuite before submitting patches. |  | ||||||
| The Testsuite can be run using the 'make check' command. All tests |  | ||||||
| must pass before patches will be accepted, this may mean you have |  | ||||||
| to update the tests themselves. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Patches should be sent to the Mesa mailing list for review. |  | ||||||
| When submitting a patch make sure to use git send-email rather than attaching |  | ||||||
| patches to emails. Sending patches as attachments prevents people from being |  | ||||||
| able to provide in-line review comments. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When submitting follow-up patches you can use --in-reply-to to make v2, v3, |  | ||||||
| etc patches show up as replies to the originals. This usually works well |  | ||||||
| when you're sending out updates to individual patches (as opposed to |  | ||||||
| re-sending the whole series). Using --in-reply-to makes |  | ||||||
| it harder for reviewers to accidentally review old patches. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>Marking a commit as a candidate for a stable branch</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you want a commit to be applied to a stable branch, |  | ||||||
| you should add an appropriate note to the commit message. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Here are some examples of such a note: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
|   <li>NOTE: This is a candidate for the 9.0 branch.</li> |  | ||||||
|   <li>NOTE: This is a candidate for the 8.0 and 9.0 branches.</li> |  | ||||||
|   <li>NOTE: This is a candidate for the stable branches.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Cherry-picking candidates for a stable branch</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Please use <code>git cherry-pick -x <commit></code> for cherry-picking a commit |  | ||||||
| from master to a stable branch. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>Making a New Mesa Release</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| These are the instructions for making a new Mesa release. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h3>Get latest source files</h3> |  | ||||||
| <p> |  | ||||||
| Use git to get the latest Mesa files from the git repository, from whatever |  | ||||||
| branch is relevant. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h3>Verify and update version info in VERSION</h3> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Create a docs/relnotes/x.y.z.html file. |  | ||||||
| The bin/bugzilla_mesa.sh and bin/shortlog_mesa.sh scripts can be used to |  | ||||||
| create the HTML-formatted lists of bugfixes and changes to include in the file. |  | ||||||
| Link the new docs/relnotes/x.y.z.html file into the main <a href="relnotes.html">relnotes.html</a> file. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Update <a href="index.html">docs/index.html</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Tag the files with the release name (in the form <b>mesa-x.y</b>) |  | ||||||
| with: <code>git tag -s mesa-x.y -m "Mesa x.y Release"</code> |  | ||||||
| Then: <code>git push origin mesa-x.y</code> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h3>Make the tarballs</h3> |  | ||||||
| <p> |  | ||||||
| Make the distribution files.  From inside the Mesa directory: |  | ||||||
| <pre> |  | ||||||
| 	./autogen.sh |  | ||||||
| 	make tarballs |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| After the tarballs are created, the md5 checksums for the files will |  | ||||||
| be computed. |  | ||||||
| Add them to the docs/relnotes/x.y.html file. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Copy the distribution files to a temporary directory, unpack them, |  | ||||||
| compile everything, and run some demos to be sure everything works. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h3>Update the website and announce the release</h3> |  | ||||||
| <p> |  | ||||||
| Make a new directory for the release on annarchy.freedesktop.org with: |  | ||||||
| <br> |  | ||||||
| <code> |  | ||||||
| mkdir /srv/ftp.freedesktop.org/pub/mesa/x.y |  | ||||||
| </code> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Basically, to upload the tarball files with: |  | ||||||
| <br> |  | ||||||
| <code> |  | ||||||
| rsync -avP -e ssh MesaLib-x.y.* USERNAME@annarchy.freedesktop.org:/srv/ftp.freedesktop.org/pub/mesa/x.y/ |  | ||||||
| </code> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Update the web site by copying the docs/ directory's files to  |  | ||||||
| /home/users/b/br/brianp/mesa-www/htdocs/ with: |  | ||||||
| <br> |  | ||||||
| <code> |  | ||||||
| sftp USERNAME,mesa3d@web.sourceforge.net |  | ||||||
| </code> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Make an announcement on the mailing lists: |  | ||||||
|  |  | ||||||
| <em>mesa-dev@lists.freedesktop.org</em>, |  | ||||||
| <em>mesa-users@lists.freedesktop.org</em> |  | ||||||
| and |  | ||||||
| <em>mesa-announce@lists.freedesktop.org</em> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,279 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>GL Dispatch in Mesa</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>GL Dispatch in Mesa</h1> |  | ||||||
|  |  | ||||||
| <p>Several factors combine to make efficient dispatch of OpenGL functions |  | ||||||
| fairly complicated.  This document attempts to explain some of the issues |  | ||||||
| and introduce the reader to Mesa's implementation.  Readers already familiar |  | ||||||
| with the issues around GL dispatch can safely skip ahead to the <a |  | ||||||
| href="#overview">overview of Mesa's implementation</a>.</p> |  | ||||||
|  |  | ||||||
| <h2>1. Complexity of GL Dispatch</h2> |  | ||||||
|  |  | ||||||
| <p>Every GL application has at least one object called a GL <em>context</em>. |  | ||||||
| This object, which is an implicit parameter to ever GL function, stores all |  | ||||||
| of the GL related state for the application.  Every texture, every buffer |  | ||||||
| object, every enable, and much, much more is stored in the context.  Since |  | ||||||
| an application can have more than one context, the context to be used is |  | ||||||
| selected by a window-system dependent function such as |  | ||||||
| <tt>glXMakeContextCurrent</tt>.</p> |  | ||||||
|  |  | ||||||
| <p>In environments that implement OpenGL with X-Windows using GLX, every GL |  | ||||||
| function, including the pointers returned by <tt>glXGetProcAddress</tt>, are |  | ||||||
| <em>context independent</em>.  This means that no matter what context is |  | ||||||
| currently active, the same <tt>glVertex3fv</tt> function is used.</p> |  | ||||||
|  |  | ||||||
| <p>This creates the first bit of dispatch complexity.  An application can |  | ||||||
| have two GL contexts.  One context is a direct rendering context where |  | ||||||
| function calls are routed directly to a driver loaded within the |  | ||||||
| application's address space.  The other context is an indirect rendering |  | ||||||
| context where function calls are converted to GLX protocol and sent to a |  | ||||||
| server.  The same <tt>glVertex3fv</tt> has to do the right thing depending |  | ||||||
| on which context is current.</p> |  | ||||||
|  |  | ||||||
| <p>Highly optimized drivers or GLX protocol implementations may want to |  | ||||||
| change the behavior of GL functions depending on current state.  For |  | ||||||
| example, <tt>glFogCoordf</tt> may operate differently depending on whether |  | ||||||
| or not fog is enabled.</p> |  | ||||||
|  |  | ||||||
| <p>In multi-threaded environments, it is possible for each thread to have a |  | ||||||
| differnt GL context current.  This means that poor old <tt>glVertex3fv</tt> |  | ||||||
| has to know which GL context is current in the thread where it is being |  | ||||||
| called.</p> |  | ||||||
|  |  | ||||||
| <h2 id="overview">2. Overview of Mesa's Implementation</h2> |  | ||||||
|  |  | ||||||
| <p>Mesa uses two per-thread pointers.  The first pointer stores the address |  | ||||||
| of the context current in the thread, and the second pointer stores the |  | ||||||
| address of the <em>dispatch table</em> associated with that context.  The |  | ||||||
| dispatch table stores pointers to functions that actually implement |  | ||||||
| specific GL functions.  Each time a new context is made current in a thread, |  | ||||||
| these pointers a updated.</p> |  | ||||||
|  |  | ||||||
| <p>The implementation of functions such as <tt>glVertex3fv</tt> becomes |  | ||||||
| conceptually simple:</p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>Fetch the current dispatch table pointer.</li> |  | ||||||
| <li>Fetch the pointer to the real <tt>glVertex3fv</tt> function from the |  | ||||||
| table.</li> |  | ||||||
| <li>Call the real function.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p>This can be implemented in just a few lines of C code.  The file |  | ||||||
| <tt>src/mesa/glapi/glapitemp.h</tt> contains code very similar to this.</p> |  | ||||||
|  |  | ||||||
| <blockquote> |  | ||||||
| <table border="1"> |  | ||||||
| <tr><td><pre> |  | ||||||
| void glVertex3f(GLfloat x, GLfloat y, GLfloat z) |  | ||||||
| { |  | ||||||
|     const struct _glapi_table * const dispatch = GET_DISPATCH(); |  | ||||||
|  |  | ||||||
|     (*dispatch->Vertex3f)(x, y, z); |  | ||||||
| }</pre></td></tr> |  | ||||||
| <tr><td>Sample dispatch function</td></tr></table> |  | ||||||
| </blockquote> |  | ||||||
|  |  | ||||||
| <p>The problem with this simple implementation is the large amount of |  | ||||||
| overhead that it adds to every GL function call.</p> |  | ||||||
|  |  | ||||||
| <p>In a multithreaded environment, a naive implementation of |  | ||||||
| <tt>GET_DISPATCH</tt> involves a call to <tt>pthread_getspecific</tt> or a |  | ||||||
| similar function.  Mesa provides a wrapper function called |  | ||||||
| <tt>_glapi_get_dispatch</tt> that is used by default.</p> |  | ||||||
|  |  | ||||||
| <h2>3. Optimizations</h2> |  | ||||||
|  |  | ||||||
| <p>A number of optimizations have been made over the years to diminish the |  | ||||||
| performance hit imposed by GL dispatch.  This section describes these |  | ||||||
| optimizations.  The benefits of each optimization and the situations where |  | ||||||
| each can or cannot be used are listed.</p> |  | ||||||
|  |  | ||||||
| <h3>3.1. Dual dispatch table pointers</h3> |  | ||||||
|  |  | ||||||
| <p>The vast majority of OpenGL applications use the API in a single threaded |  | ||||||
| manner.  That is, the application has only one thread that makes calls into |  | ||||||
| the GL.  In these cases, not only do the calls to |  | ||||||
| <tt>pthread_getspecific</tt> hurt performance, but they are completely |  | ||||||
| unnecessary!  It is possible to detect this common case and avoid these |  | ||||||
| calls.</p> |  | ||||||
|  |  | ||||||
| <p>Each time a new dispatch table is set, Mesa examines and records the ID |  | ||||||
| of the executing thread.  If the same thread ID is always seen, Mesa knows |  | ||||||
| that the application is, from OpenGL's point of view, single threaded.</p> |  | ||||||
|  |  | ||||||
| <p>As long as an application is single threaded, Mesa stores a pointer to |  | ||||||
| the dispatch table in a global variable called <tt>_glapi_Dispatch</tt>. |  | ||||||
| The pointer is also stored in a per-thread location via |  | ||||||
| <tt>pthread_setspecific</tt>.  When Mesa detects that an application has |  | ||||||
| become multithreaded, <tt>NULL</tt> is stored in <tt>_glapi_Dispatch</tt>.</p> |  | ||||||
|  |  | ||||||
| <p>Using this simple mechanism the dispatch functions can detect the |  | ||||||
| multithreaded case by comparing <tt>_glapi_Dispatch</tt> to <tt>NULL</tt>. |  | ||||||
| The resulting implementation of <tt>GET_DISPATCH</tt> is slightly more |  | ||||||
| complex, but it avoids the expensive <tt>pthread_getspecific</tt> call in |  | ||||||
| the common case.</p> |  | ||||||
|  |  | ||||||
| <blockquote> |  | ||||||
| <table border="1"> |  | ||||||
| <tr><td><pre> |  | ||||||
| #define GET_DISPATCH() \ |  | ||||||
|     (_glapi_Dispatch != NULL) \ |  | ||||||
|         ? _glapi_Dispatch : pthread_getspecific(&_glapi_Dispatch_key) |  | ||||||
| </pre></td></tr> |  | ||||||
| <tr><td>Improved <tt>GET_DISPATCH</tt> Implementation</td></tr></table> |  | ||||||
| </blockquote> |  | ||||||
|  |  | ||||||
| <h3>3.2. ELF TLS</h3> |  | ||||||
|  |  | ||||||
| <p>Starting with the 2.4.20 Linux kernel, each thread is allocated an area |  | ||||||
| of per-thread, global storage.  Variables can be put in this area using some |  | ||||||
| extensions to GCC.  By storing the dispatch table pointer in this area, the |  | ||||||
| expensive call to <tt>pthread_getspecific</tt> and the test of |  | ||||||
| <tt>_glapi_Dispatch</tt> can be avoided.</p> |  | ||||||
|  |  | ||||||
| <p>The dispatch table pointer is stored in a new variable called |  | ||||||
| <tt>_glapi_tls_Dispatch</tt>.  A new variable name is used so that a single |  | ||||||
| libGL can implement both interfaces.  This allows the libGL to operate with |  | ||||||
| direct rendering drivers that use either interface.  Once the pointer is |  | ||||||
| properly declared, <tt>GET_DISPACH</tt> becomes a simple variable |  | ||||||
| reference.</p> |  | ||||||
|  |  | ||||||
| <blockquote> |  | ||||||
| <table border="1"> |  | ||||||
| <tr><td><pre> |  | ||||||
| extern __thread struct _glapi_table *_glapi_tls_Dispatch |  | ||||||
|     __attribute__((tls_model("initial-exec"))); |  | ||||||
|  |  | ||||||
| #define GET_DISPATCH() _glapi_tls_Dispatch |  | ||||||
| </pre></td></tr> |  | ||||||
| <tr><td>TLS <tt>GET_DISPATCH</tt> Implementation</td></tr></table> |  | ||||||
| </blockquote> |  | ||||||
|  |  | ||||||
| <p>Use of this path is controlled by the preprocessor define |  | ||||||
| <tt>GLX_USE_TLS</tt>.  Any platform capable of using TLS should use this as |  | ||||||
| the default dispatch method.</p> |  | ||||||
|  |  | ||||||
| <h3>3.3. Assembly Language Dispatch Stubs</h3> |  | ||||||
|  |  | ||||||
| <p>Many platforms has difficulty properly optimizing the tail-call in the |  | ||||||
| dispatch stubs.  Platforms like x86 that pass parameters on the stack seem |  | ||||||
| to have even more difficulty optimizing these routines.  All of the dispatch |  | ||||||
| routines are very short, and it is trivial to create optimal assembly |  | ||||||
| language versions.  The amount of optimization provided by using assembly |  | ||||||
| stubs varies from platform to platform and application to application. |  | ||||||
| However, by using the assembly stubs, many platforms can use an additional |  | ||||||
| space optimization (see <a href="#fixedsize">below</a>).</p> |  | ||||||
|  |  | ||||||
| <p>The biggest hurdle to creating assembly stubs is handling the various |  | ||||||
| ways that the dispatch table pointer can be accessed.  There are four |  | ||||||
| different methods that can be used:</p> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li>Using <tt>_glapi_Dispatch</tt> directly in builds for non-multithreaded |  | ||||||
| environments.</li> |  | ||||||
| <li>Using <tt>_glapi_Dispatch</tt> and <tt>_glapi_get_dispatch</tt> in |  | ||||||
| multithreaded environments.</li> |  | ||||||
| <li>Using <tt>_glapi_Dispatch</tt> and <tt>pthread_getspecific</tt> in |  | ||||||
| multithreaded environments.</li> |  | ||||||
| <li>Using <tt>_glapi_tls_Dispatch</tt> directly in TLS enabled |  | ||||||
| multithreaded environments.</li> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| <p>People wishing to implement assembly stubs for new platforms should focus |  | ||||||
| on #4 if the new platform supports TLS.  Otherwise, implement #2 followed by |  | ||||||
| #3.  Environments that do not support multithreading are uncommon and not |  | ||||||
| terribly relevant.</p> |  | ||||||
|  |  | ||||||
| <p>Selection of the dispatch table pointer access method is controlled by a |  | ||||||
| few preprocessor defines.</p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>If <tt>GLX_USE_TLS</tt> is defined, method #4 is used.</li> |  | ||||||
| <li>If <tt>HAVE_PTHREAD</tt> is defined, method #3 is used.</li> |  | ||||||
| <li>If <tt>WIN32_THREADS</tt> is defined, method #2 is used.</li> |  | ||||||
| <li>If none of the preceeding are defined, method #1 is used.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p>Two different techniques are used to handle the various different cases. |  | ||||||
| On x86 and SPARC, a macro called <tt>GL_STUB</tt> is used.  In the preamble |  | ||||||
| of the assembly source file different implementations of the macro are |  | ||||||
| selected based on the defined preprocessor variables.  The assmebly code |  | ||||||
| then consists of a series of invocations of the macros such as: |  | ||||||
|  |  | ||||||
| <blockquote> |  | ||||||
| <table border="1"> |  | ||||||
| <tr><td><pre> |  | ||||||
| GL_STUB(Color3fv, _gloffset_Color3fv) |  | ||||||
| </pre></td></tr> |  | ||||||
| <tr><td>SPARC Assembly Implementation of <tt>glColor3fv</tt></td></tr></table> |  | ||||||
| </blockquote> |  | ||||||
|  |  | ||||||
| <p>The benefit of this technique is that changes to the calling pattern |  | ||||||
| (i.e., addition of a new dispatch table pointer access method) require fewer |  | ||||||
| changed lines in the assembly code.</p> |  | ||||||
|  |  | ||||||
| <p>However, this technique can only be used on platforms where the function |  | ||||||
| implementation does not change based on the parameters passed to the |  | ||||||
| function.  For example, since x86 passes all parameters on the stack, no |  | ||||||
| additional code is needed to save and restore function parameters around a |  | ||||||
| call to <tt>pthread_getspecific</tt>.  Since x86-64 passes parameters in |  | ||||||
| registers, varying amounts of code needs to be inserted around the call to |  | ||||||
| <tt>pthread_getspecific</tt> to save and restore the GL function's |  | ||||||
| parameters.</p> |  | ||||||
|  |  | ||||||
| <p>The other technique, used by platforms like x86-64 that cannot use the |  | ||||||
| first technique, is to insert <tt>#ifdef</tt> within the assembly |  | ||||||
| implementation of each function.  This makes the assembly file considerably |  | ||||||
| larger (e.g., 29,332 lines for <tt>glapi_x86-64.S</tt> versus 1,155 lines for |  | ||||||
| <tt>glapi_x86.S</tt>) and causes simple changes to the function |  | ||||||
| implementation to generate many lines of diffs.  Since the assmebly files |  | ||||||
| are typically generated by scripts (see <a href="#autogen">below</a>), this |  | ||||||
| isn't a significant problem.</p> |  | ||||||
|  |  | ||||||
| <p>Once a new assembly file is created, it must be inserted in the build |  | ||||||
| system.  There are two steps to this.  The file must first be added to |  | ||||||
| <tt>src/mesa/sources</tt>.  That gets the file built and linked.  The second |  | ||||||
| step is to add the correct <tt>#ifdef</tt> magic to |  | ||||||
| <tt>src/mesa/glapi/glapi_dispatch.c</tt> to prevent the C version of the |  | ||||||
| dispatch functions from being built.</p> |  | ||||||
|  |  | ||||||
| <h3 id="fixedsize">3.4. Fixed-Length Dispatch Stubs</h3> |  | ||||||
|  |  | ||||||
| <p>To implement <tt>glXGetProcAddress</tt>, Mesa stores a table that |  | ||||||
| associates function names with pointers to those functions.  This table is |  | ||||||
| stored in <tt>src/mesa/glapi/glprocs.h</tt>.  For different reasons on |  | ||||||
| different platforms, storing all of those pointers is inefficient.  On most |  | ||||||
| platforms, including all known platforms that support TLS, we can avoid this |  | ||||||
| added overhead.</p> |  | ||||||
|  |  | ||||||
| <p>If the assembly stubs are all the same size, the pointer need not be |  | ||||||
| stored for every function.  The location of the function can instead be |  | ||||||
| calculated by multiplying the size of the dispatch stub by the offset of the |  | ||||||
| function in the table.  This value is then added to the address of the first |  | ||||||
| dispatch stub.</p> |  | ||||||
|  |  | ||||||
| <p>This path is activated by adding the correct <tt>#ifdef</tt> magic to |  | ||||||
| <tt>src/mesa/glapi/glapi.c</tt> just before <tt>glprocs.h</tt> is |  | ||||||
| included.</p> |  | ||||||
|  |  | ||||||
| <h2 id="autogen">4. Automatic Generation of Dispatch Stubs</h2> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,117 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Getting Mesa</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Downloading</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Primary Mesa download site: |  | ||||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/">freedesktop.org</a> (FTP) |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When a new release is coming, release candidates (betas) may be found |  | ||||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/beta/">here</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Unpacking</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa releases are available in three formats: .tar.bz2, .tar.gz, and .zip |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To unpack .tar.gz files: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	tar zxf MesaLib-x.y.z.tar.gz |  | ||||||
| </pre> |  | ||||||
| or |  | ||||||
| <pre> |  | ||||||
| 	gzcat MesaLib-x.y.z.tar.gz | tar xf - |  | ||||||
| </pre> |  | ||||||
| or |  | ||||||
| <pre> |  | ||||||
| 	gunzip MesaLib-x.y.z.tar.gz ; tar xf MesaLib-x.y.z.tar |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| To unpack .tar.bz2 files: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	bunzip2 -c MesaLib-x.y.z.tar.gz | tar xf - |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| To unpack .zip files: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| 	unzip MesaLib-x.y.z.zip |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Contents</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| After unpacking you'll have these files and directories (among others): |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| Makefile	- top-level Makefile for most systems |  | ||||||
| configs/	- makefile parameter files for various systems |  | ||||||
| include/	- GL header (include) files |  | ||||||
| bin/		- shell scripts for making shared libraries, etc |  | ||||||
| docs/		- documentation |  | ||||||
| src/		- source code for libraries |  | ||||||
| src/mesa	- sources for the main Mesa library and device drivers |  | ||||||
| src/gallium     - sources for Gallium and Gallium drivers |  | ||||||
| src/glx		- sources for building libGL with full GLX and DRI support |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Proceed to the <a href="install.html">compilation and installation |  | ||||||
| instructions</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Demos, GLUT, and GLU</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| A package of SGI's GLU library is available |  | ||||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/glu/">here</a> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| A package of Mark Kilgard's GLUT library is available |  | ||||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/glut/">here</a> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Mesa demos collection is available |  | ||||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/demos/">here</a> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| In the past, GLUT, GLU and the Mesa demos were released in conjunction with |  | ||||||
| Mesa releases.  But since GLUT, GLU and the demos change infrequently, they |  | ||||||
| were split off into their own git repositories: |  | ||||||
|  |  | ||||||
| <a href="http://cgit.freedesktop.org/mesa/glut/">GLUT</a>, |  | ||||||
| <a href="http://cgit.freedesktop.org/mesa/glu/">GLU</a> and |  | ||||||
| <a href="http://cgit.freedesktop.org/mesa/demos/">Demos</a>, |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
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| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa EGL</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Mesa EGL</h1> |  | ||||||
|  |  | ||||||
| <p>The current version of EGL in Mesa implements EGL 1.4.  More information |  | ||||||
| about EGL can be found at |  | ||||||
| <a href="http://www.khronos.org/egl/"> |  | ||||||
| http://www.khronos.org/egl/</a>.</p> |  | ||||||
|  |  | ||||||
| <p>The Mesa's implementation of EGL uses a driver architecture.  The main |  | ||||||
| library (<code>libEGL</code>) is window system neutral.  It provides the EGL |  | ||||||
| API entry points and helper functions for use by the drivers.  Drivers are |  | ||||||
| dynamically loaded by the main library and most of the EGL API calls are |  | ||||||
| directly dispatched to the drivers.</p> |  | ||||||
|  |  | ||||||
| <p>The driver in use decides the window system to support.</p> |  | ||||||
|  |  | ||||||
| <h2>Build EGL</h2> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li> |  | ||||||
| <p>Run <code>configure</code> with the desired client APIs and enable |  | ||||||
| the driver for your hardware.  For example</p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   $ ./configure --enable-gles1 --enable-gles2 \ |  | ||||||
|                 --with-dri-drivers=... \ |  | ||||||
|                 --with-gallium-drivers=... |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p>The main library and OpenGL is enabled by default.  The first two options |  | ||||||
| above enables <a href="opengles.html">OpenGL ES 1.x and 2.x</a>.  The last two |  | ||||||
| options enables the listed classic and and Gallium drivers respectively.</p> |  | ||||||
|  |  | ||||||
| </li> |  | ||||||
|  |  | ||||||
| <li>Build and install Mesa as usual.</li> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| <p>In the given example, it will build and install <code>libEGL</code>, |  | ||||||
| <code>libGL</code>, <code>libGLESv1_CM</code>, <code>libGLESv2</code>, and one |  | ||||||
| or more EGL drivers.</p> |  | ||||||
|  |  | ||||||
| <h3>Configure Options</h3> |  | ||||||
|  |  | ||||||
| <p>There are several options that control the build of EGL at configuration |  | ||||||
| time</p> |  | ||||||
|  |  | ||||||
| <dl> |  | ||||||
| <dt><code>--enable-egl</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>By default, EGL is enabled.  When disabled, the main library and the drivers |  | ||||||
| will not be built.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--with-egl-driver-dir</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>The directory EGL drivers should be installed to.  If not specified, EGL |  | ||||||
| drivers will be installed to <code>${libdir}/egl</code>.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-gallium-egl</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>Enable the optional <code>egl_gallium</code> driver.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--with-egl-platforms</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>List the platforms (window systems) to support.  Its argument is a comma |  | ||||||
| seprated string such as <code>--with-egl-platforms=x11,drm</code>.  It decides |  | ||||||
| the platforms a driver may support.  The first listed platform is also used by |  | ||||||
| the main library to decide the native platform: the platform the EGL native |  | ||||||
| types such as <code>EGLNativeDisplayType</code> or |  | ||||||
| <code>EGLNativeWindowType</code> defined for.</p> |  | ||||||
|  |  | ||||||
| <p>The available platforms are <code>x11</code>, <code>drm</code>, |  | ||||||
| <code>fbdev</code>, and <code>gdi</code>.  The <code>gdi</code> platform can |  | ||||||
| only be built with SCons.  Unless for special needs, the build system should |  | ||||||
| select the right platforms automatically.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-gles1</code></dt> |  | ||||||
| <dt><code>--enable-gles2</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>These options enable OpenGL ES support in OpenGL.  The result is one big |  | ||||||
| internal library that supports multiple APIs.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-shared-glapi</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>By default, <code>libGL</code> has its own copy of <code>libglapi</code>. |  | ||||||
| This options makes <code>libGL</code> use the shared <code>libglapi</code>.  This |  | ||||||
| is required if applications mix OpenGL and OpenGL ES.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>--enable-openvg</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>OpenVG must be explicitly enabled by this option.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
| <h2>Use EGL</h2> |  | ||||||
|  |  | ||||||
| <h3>Demos</h3> |  | ||||||
|  |  | ||||||
| <p>There are demos for the client APIs supported by EGL.  They can be found in |  | ||||||
| mesa/demos repository.</p> |  | ||||||
|  |  | ||||||
| <h3>Environment Variables</h3> |  | ||||||
|  |  | ||||||
| <p>There are several environment variables that control the behavior of EGL at |  | ||||||
| runtime</p> |  | ||||||
|  |  | ||||||
| <dl> |  | ||||||
| <dt><code>EGL_DRIVERS_PATH</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>By default, the main library will look for drivers in the directory where |  | ||||||
| the drivers are installed to.  This variable specifies a list of |  | ||||||
| colon-separated directories where the main library will look for drivers, in |  | ||||||
| addition to the default directory.  This variable is ignored for setuid/setgid |  | ||||||
| binaries.</p> |  | ||||||
|  |  | ||||||
| <p>This variable is usually set to test an uninstalled build.  For example, one |  | ||||||
| may set</p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   $ export LD_LIBRARY_PATH=$mesa/lib |  | ||||||
|   $ export EGL_DRIVERS_PATH=$mesa/lib/egl |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p>to test a build without installation</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>EGL_DRIVER</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This variable specifies a full path to or the name of an EGL driver.  It |  | ||||||
| forces the specified EGL driver to be loaded.  It comes in handy when one wants |  | ||||||
| to test a specific driver.  This variable is ignored for setuid/setgid |  | ||||||
| binaries.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>EGL_PLATFORM</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This variable specifies the native platform.  The valid values are the same |  | ||||||
| as those for <code>--with-egl-platforms</code>.  When the variable is not set, |  | ||||||
| the main library uses the first platform listed in |  | ||||||
| <code>--with-egl-platforms</code> as the native platform.</p> |  | ||||||
|  |  | ||||||
| <p>Extensions like <code>EGL_MESA_drm_display</code> define new functions to |  | ||||||
| create displays for non-native platforms.  These extensions are usually used by |  | ||||||
| applications that support non-native platforms.  Setting this variable is |  | ||||||
| probably required only for some of the demos found in mesa/demo repository.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>EGL_LOG_LEVEL</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This changes the log level of the main library and the drivers.  The valid |  | ||||||
| values are: <code>debug</code>, <code>info</code>, <code>warning</code>, and |  | ||||||
| <code>fatal</code>.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>EGL_SOFTWARE</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>For drivers that support both hardware and software rendering, setting this |  | ||||||
| variable to true forces the use of software rendering.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
| <h2>EGL Drivers</h2> |  | ||||||
|  |  | ||||||
| <dl> |  | ||||||
| <dt><code>egl_dri2</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This driver supports both <code>x11</code> and <code>drm</code> platforms. |  | ||||||
| It functions as a DRI driver loader.  For <code>x11</code> support, it talks to |  | ||||||
| the X server directly using (XCB-)DRI2 protocol.</p> |  | ||||||
|  |  | ||||||
| <p>This driver can share DRI drivers with <code>libGL</code>.</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>egl_gallium</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This driver is based on Gallium3D.  It supports all rendering APIs and |  | ||||||
| hardwares supported by Gallium3D.  It is the only driver that supports OpenVG. |  | ||||||
| The supported platforms are X11, DRM, FBDEV, and GDI.</p> |  | ||||||
|  |  | ||||||
| <p>This driver comes with its own hardware drivers |  | ||||||
| (<code>pipe_<hw></code>) and client API modules |  | ||||||
| (<code>st_<api></code>).</p> |  | ||||||
|  |  | ||||||
| </dd> |  | ||||||
|  |  | ||||||
| <dt><code>egl_glx</code></dt> |  | ||||||
| <dd> |  | ||||||
|  |  | ||||||
| <p>This driver provides a wrapper to GLX.  It uses exclusively GLX to implement |  | ||||||
| the EGL API.  It supports both direct and indirect rendering when the GLX does. |  | ||||||
| It is accelerated when the GLX is.  As such, it cannot provide functions that |  | ||||||
| is not available in GLX or GLX extensions.</p> |  | ||||||
| </dd> |  | ||||||
| </dl> |  | ||||||
|  |  | ||||||
| <h2>Packaging</h2> |  | ||||||
|  |  | ||||||
| <p>The ABI between the main library and its drivers are not stable.  Nor is |  | ||||||
| there a plan to stabilize it at the moment.  Of the EGL drivers, |  | ||||||
| <code>egl_gallium</code> has its own hardware drivers and client API modules. |  | ||||||
| They are considered internal to <code>egl_gallium</code> and there is also no |  | ||||||
| stable ABI between them.  These should be kept in mind when packaging for |  | ||||||
| distribution.</p> |  | ||||||
|  |  | ||||||
| <p>Generally, <code>egl_dri2</code> is preferred over <code>egl_gallium</code> |  | ||||||
| when the system already has DRI drivers.  As <code>egl_gallium</code> is loaded |  | ||||||
| before <code>egl_dri2</code> when both are available, <code>egl_gallium</code> |  | ||||||
| is disabled by default.</p> |  | ||||||
|  |  | ||||||
| <h2>Developers</h2> |  | ||||||
|  |  | ||||||
| <p>The sources of the main library and the classic drivers can be found at |  | ||||||
| <code>src/egl/</code>.  The sources of the <code>egl</code> state tracker can |  | ||||||
| be found at <code>src/gallium/state_trackers/egl/</code>.</p> |  | ||||||
|  |  | ||||||
| <p>The suggested way to learn to write a EGL driver is to see how other drivers |  | ||||||
| are written.  <code>egl_glx</code> should be a good reference.  It works in any |  | ||||||
| environment that has GLX support, and it is simpler than most drivers.</p> |  | ||||||
|  |  | ||||||
| <h3>Lifetime of Display Resources</h3> |  | ||||||
|  |  | ||||||
| <p>Contexts and surfaces are examples of display resources.  They might live |  | ||||||
| longer than the display that creates them.</p> |  | ||||||
|  |  | ||||||
| <p>In EGL, when a display is terminated through <code>eglTerminate</code>, all |  | ||||||
| display resources should be destroyed.  Similarly, when a thread is released |  | ||||||
| throught <code>eglReleaseThread</code>, all current display resources should be |  | ||||||
| released.  Another way to destory or release resources is through functions |  | ||||||
| such as <code>eglDestroySurface</code> or <code>eglMakeCurrent</code>.</p> |  | ||||||
|  |  | ||||||
| <p>When a resource that is current to some thread is destroyed, the resource |  | ||||||
| should not be destroyed immediately.  EGL requires the resource to live until |  | ||||||
| it is no longer current.  A driver usually calls |  | ||||||
| <code>eglIs<Resource>Bound</code> to check if a resource is bound |  | ||||||
| (current) to any thread in the destroy callbacks.  If it is still bound, the |  | ||||||
| resource is not destroyed.</p> |  | ||||||
|  |  | ||||||
| <p>The main library will mark destroyed current resources as unlinked.  In a |  | ||||||
| driver's <code>MakeCurrent</code> callback, |  | ||||||
| <code>eglIs<Resource>Linked</code> can then be called to check if a newly |  | ||||||
| released resource is linked to a display.  If it is not, the last reference to |  | ||||||
| the resource is removed and the driver should destroy the resource.  But it |  | ||||||
| should be careful here because <code>MakeCurrent</code> might be called with an |  | ||||||
| uninitialized display.</p> |  | ||||||
|  |  | ||||||
| <p>This is the only mechanism provided by the main library to help manage the |  | ||||||
| resources.  The drivers are responsible to the correct behavior as defined by |  | ||||||
| EGL.</p> |  | ||||||
|  |  | ||||||
| <h3><code>EGL_RENDER_BUFFER</code></h3> |  | ||||||
|  |  | ||||||
| <p>In EGL, the color buffer a context should try to render to is decided by the |  | ||||||
| binding surface.  It should try to render to the front buffer if the binding |  | ||||||
| surface has <code>EGL_RENDER_BUFFER</code> set to |  | ||||||
| <code>EGL_SINGLE_BUFFER</code>;  If the same context is later bound to a |  | ||||||
| surface with <code>EGL_RENDER_BUFFER</code> set to |  | ||||||
| <code>EGL_BACK_BUFFER</code>, the context should try to render to the back |  | ||||||
| buffer.  However, the context is allowed to make the final decision as to which |  | ||||||
| color buffer it wants to or is able to render to.</p> |  | ||||||
|  |  | ||||||
| <p>For pbuffer surfaces, the render buffer is always |  | ||||||
| <code>EGL_BACK_BUFFER</code>.  And for pixmap surfaces, the render buffer is |  | ||||||
| always <code>EGL_SINGLE_BUFFER</code>.  Unlike window surfaces, EGL spec |  | ||||||
| requires their <code>EGL_RENDER_BUFFER</code> values to be honored.  As a |  | ||||||
| result, a driver should never set <code>EGL_PIXMAP_BIT</code> or |  | ||||||
| <code>EGL_PBUFFER_BIT</code> bits of a config if the contexts created with the |  | ||||||
| config won't be able to honor the <code>EGL_RENDER_BUFFER</code> of pixmap or |  | ||||||
| pbuffer surfaces.</p> |  | ||||||
|  |  | ||||||
| <p>It should also be noted that pixmap and pbuffer surfaces are assumed to be |  | ||||||
| single-buffered, in that <code>eglSwapBuffers</code> has no effect on them.  It |  | ||||||
| is desirable that a driver allocates a private color buffer for each pbuffer |  | ||||||
| surface created.  If the window system the driver supports has native pbuffers, |  | ||||||
| or if the native pixmaps have more than one color buffers, the driver should |  | ||||||
| carefully attach the native color buffers to the EGL surfaces, re-route them if |  | ||||||
| required.</p> |  | ||||||
|  |  | ||||||
| <p>There is no defined behavior as to, for example, how |  | ||||||
| <code>glDrawBuffer</code> interacts with <code>EGL_RENDER_BUFFER</code>.  Right |  | ||||||
| now, it is desired that the draw buffer in a client API be fixed for pixmap and |  | ||||||
| pbuffer surfaces.  Therefore, the driver is responsible to guarantee that the |  | ||||||
| client API renders to the specified render buffer for pixmap and pbuffer |  | ||||||
| surfaces.</p> |  | ||||||
|  |  | ||||||
| <h3><code>EGLDisplay</code> Mutex</h3> |  | ||||||
|  |  | ||||||
| The <code>EGLDisplay</code> will be locked before calling any of the dispatch |  | ||||||
| functions (well, except for GetProcAddress which does not take an |  | ||||||
| <code>EGLDisplay</code>).  This guarantees that the same dispatch function will |  | ||||||
| not be called with the sample display at the same time.  If a driver has access |  | ||||||
| to an <code>EGLDisplay</code> without going through the EGL APIs, the driver |  | ||||||
| should as well lock the display before using it. |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,210 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Environment Variables</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Environment Variables</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Normally, no environment variables need to be set.  Most of the environment |  | ||||||
| variables used by Mesa/Gallium are for debugging purposes, but they can |  | ||||||
| sometimes be useful for debugging end-user issues. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>LibGL environment variables</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>LIBGL_DEBUG - If defined debug information will be printed to stderr. |  | ||||||
|    If set to 'verbose' additional information will be printed. |  | ||||||
| <li>LIBGL_DRIVERS_PATH - colon-separated list of paths to search for DRI drivers |  | ||||||
| <li>LIBGL_ALWAYS_INDIRECT - forces an indirect rendering context/connection. |  | ||||||
| <li>LIBGL_ALWAYS_SOFTWARE - if set, always use software rendering |  | ||||||
| <li>LIBGL_NO_DRAWARRAYS - if set do not use DrawArrays GLX protocol (for debugging) |  | ||||||
| <li>LIBGL_SHOW_FPS - print framerate to stdout based on the number of glXSwapBuffers |  | ||||||
|     calls per second. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Core Mesa environment variables</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>MESA_NO_ASM - if set, disables all assembly language optimizations |  | ||||||
| <li>MESA_NO_MMX - if set, disables Intel MMX optimizations |  | ||||||
| <li>MESA_NO_3DNOW - if set, disables AMD 3DNow! optimizations |  | ||||||
| <li>MESA_NO_SSE - if set, disables Intel SSE optimizations |  | ||||||
| <li>MESA_DEBUG - if set, error messages are printed to stderr.  For example, |  | ||||||
|    if the application generates a GL_INVALID_ENUM error, a corresponding error |  | ||||||
|    message indicating where the error occured, and possibly why, will be |  | ||||||
|    printed to stderr.<br> |  | ||||||
|    If the value of MESA_DEBUG is 'FP' floating point arithmetic errors will |  | ||||||
|    generate exceptions. |  | ||||||
| <li>MESA_LOG_FILE - specifies a file name for logging all errors, warnings, |  | ||||||
| etc., rather than stderr |  | ||||||
| <li>MESA_TEX_PROG - if set, implement conventional texture env modes with |  | ||||||
| fragment programs (intended for developers only) |  | ||||||
| <li>MESA_TNL_PROG - if set, implement conventional vertex transformation |  | ||||||
| operations with vertex programs (intended for developers only). |  | ||||||
| Setting this variable automatically sets the MESA_TEX_PROG variable as well. |  | ||||||
| <li>MESA_EXTENSION_OVERRIDE - can be used to enable/disable extensions. |  | ||||||
| A value such as "GL_EXT_foo -GL_EXT_bar" will enable the GL_EXT_foo extension |  | ||||||
| and disable the GL_EXT_bar extension. |  | ||||||
| <li>MESA_EXTENSION_MAX_YEAR - The GL_EXTENSIONS string returned by Mesa is sorted |  | ||||||
| by extension year. |  | ||||||
| If this variable is set to year X, only extensions defined on or before year |  | ||||||
| X will be reported. |  | ||||||
| This is to work-around a bug in some games where the extension string is |  | ||||||
| copied into a fixed-size buffer without truncating. |  | ||||||
| If the extension string is too long, the buffer overrun can cause the game |  | ||||||
| to crash. |  | ||||||
| This is a work-around for that. |  | ||||||
| <li>MESA_GL_VERSION_OVERRIDE - changes the value returned by |  | ||||||
| glGetString(GL_VERSION) and possibly the GL API type. |  | ||||||
| <ul> |  | ||||||
| <li> The format should be MAJOR.MINOR[FC] |  | ||||||
| <li> FC is an optional suffix that indicates a forward compatible context. |  | ||||||
| This is only valid for versions >= 3.0. |  | ||||||
| <li> GL versions < 3.0 are set to a compatibility (non-Core) profile |  | ||||||
| <li> GL versions = 3.0, see below |  | ||||||
| <li> GL versions > 3.0 are set to a Core profile |  | ||||||
| <li> Examples: 2.1, 3.0, 3.0FC, 3.1, 3.1FC |  | ||||||
| <ul> |  | ||||||
| <li> 2.1 - select a compatibility (non-Core) profile with GL version 2.1 |  | ||||||
| <li> 3.0 - select a compatibility (non-Core) profile with GL version 3.0 |  | ||||||
| <li> 3.0FC - select a Core+Forward Compatible profile with GL version 3.0 |  | ||||||
| <li> 3.1 - select a Core profile with GL version 3.1 |  | ||||||
| <li> 3.1FC - select a Core+Forward Compatible profile with GL version 3.1 |  | ||||||
| </ul> |  | ||||||
| <li> Mesa may not really implement all the features of the given version. |  | ||||||
| (for developers only) |  | ||||||
| </ul> |  | ||||||
| <li>MESA_GLSL_VERSION_OVERRIDE - changes the value returned by |  | ||||||
| glGetString(GL_SHADING_LANGUAGE_VERSION). Valid values are integers, such as |  | ||||||
| "130".  Mesa will not really implement all the features of the given language version |  | ||||||
| if it's higher than what's normally reported. (for developers only) |  | ||||||
| <li>MESA_GLSL - <a href="shading.html#envvars">shading language compiler options</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Mesa Xlib driver environment variables</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The following are only applicable to the Mesa Xlib software driver. |  | ||||||
| See the <a href="xlibdriver.html">Xlib software driver page</a> for details. |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>MESA_RGB_VISUAL - specifies the X visual and depth for RGB mode |  | ||||||
| <li>MESA_CI_VISUAL - specifies the X visual and depth for CI mode |  | ||||||
| <li>MESA_BACK_BUFFER - specifies how to implement the back color buffer, |  | ||||||
|     either "pixmap" or "ximage" |  | ||||||
| <li>MESA_GAMMA - gamma correction coefficients for red, green, blue channels |  | ||||||
| <li>MESA_XSYNC - enable synchronous X behavior (for debugging only) |  | ||||||
| <li>MESA_GLX_FORCE_CI - if set, force GLX to treat 8bpp visuals as CI visuals |  | ||||||
| <li>MESA_GLX_FORCE_ALPHA - if set, forces RGB windows to have an alpha channel. |  | ||||||
| <li>MESA_GLX_DEPTH_BITS - specifies default number of bits for depth buffer. |  | ||||||
| <li>MESA_GLX_ALPHA_BITS - specifies default number of bits for alpha channel. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>i945/i965 driver environment variables (non-Gallium)</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>INTEL_STRICT_CONFORMANCE - if set to 1, enable sw fallbacks to improve |  | ||||||
|     OpenGL conformance.  If set to 2, always use software rendering. |  | ||||||
| <li>INTEL_NO_BLIT - if set, disable hardware-accelerated glBitmap, |  | ||||||
|     glCopyPixels, glDrawPixels. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Radeon driver environment variables (radeon, r200, and r300g)</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>RADEON_NO_TCL - if set, disable hardware-accelerated Transform/Clip/Lighting. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>EGL environment variables</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa EGL supports different sets of environment variables.  See the |  | ||||||
| <a href="egl.html">Mesa EGL</a> page for the details. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Gallium environment variables</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>GALLIUM_HUD - draws various information on the screen, like framerate, |  | ||||||
|     cpu load, driver statistics, performance counters, etc. |  | ||||||
|     Set GALLIUM_HUD=help and run e.g. glxgears for more info. |  | ||||||
| <li>GALLIUM_LOG_FILE - specifies a file for logging all errors, warnings, etc. |  | ||||||
|     rather than stderr. |  | ||||||
| <li>GALLIUM_PRINT_OPTIONS - if non-zero, print all the Gallium environment |  | ||||||
|     variables which are used, and their current values. |  | ||||||
| <li>GALLIUM_DUMP_CPU - if non-zero, print information about the CPU on start-up |  | ||||||
| <li>TGSI_PRINT_SANITY - if set, do extra sanity checking on TGSI shaders and |  | ||||||
|     print any errors to stderr. |  | ||||||
| <LI>DRAW_FSE - ??? |  | ||||||
| <LI>DRAW_NO_FSE - ??? |  | ||||||
| <li>DRAW_USE_LLVM - if set to zero, the draw module will not use LLVM to execute |  | ||||||
|     shaders, vertex fetch, etc. |  | ||||||
| <li>ST_DEBUG - controls debug output from the Mesa/Gallium state tracker. |  | ||||||
| Setting to "tgsi", for example, will print all the TGSI shaders. |  | ||||||
| See src/mesa/state_tracker/st_debug.c for other options. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <h3>Softpipe driver environment variables</h3> |  | ||||||
| <ul> |  | ||||||
| <li>SOFTPIPE_DUMP_FS - if set, the softpipe driver will print fragment shaders |  | ||||||
|     to stderr |  | ||||||
| <li>SOFTPIPE_DUMP_GS - if set, the softpipe driver will print geometry shaders |  | ||||||
|     to stderr |  | ||||||
| <li>SOFTPIPE_NO_RAST - if set, rasterization is no-op'd.  For profiling purposes. |  | ||||||
| <li>SOFTPIPE_USE_LLVM - if set, the softpipe driver will try to use LLVM JIT for |  | ||||||
|     vertex shading procesing. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h3>LLVMpipe driver environment variables</h3> |  | ||||||
| <ul> |  | ||||||
| <li>LP_NO_RAST - if set LLVMpipe will no-op rasterization |  | ||||||
| <li>LP_DEBUG - a comma-separated list of debug options is acceptec.  See the |  | ||||||
|     source code for details. |  | ||||||
| <li>LP_PERF - a comma-separated list of options to selectively no-op various |  | ||||||
|     parts of the driver.  See the source code for details. |  | ||||||
| <li>LP_NUM_THREADS - an integer indicating how many threads to use for rendering. |  | ||||||
|     Zero turns of threading completely.  The default value is the number of CPU |  | ||||||
|     cores present. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <h3>VMware SVGA driver environment variables</h3> |  | ||||||
| <ul> |  | ||||||
| <li>SVGA_FORCE_SWTNL - force use of software vertex transformation |  | ||||||
| <li>SVGA_NO_SWTNL - don't allow software vertex transformation fallbacks |  | ||||||
| (will often result in incorrect rendering). |  | ||||||
| <li>SVGA_DEBUG - for dumping shaders, constant buffers, etc.  See the code |  | ||||||
| for details. |  | ||||||
| <li>See the driver code for other, lesser-used variables. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Other Gallium drivers have their own environment variables.  These may change |  | ||||||
| frequently so the source code should be consulted for details. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,51 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Extensions</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Mesa Extensions</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| A number of extensions have been developed especially for Mesa. |  | ||||||
| The specifications follow. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="specs/MESA_agp_offset.spec">MESA_agp_offset.spec</a> |  | ||||||
| <li><a href="specs/MESA_copy_sub_buffer.spec">MESA_copy_sub_buffer.spec</a> |  | ||||||
| <li><a href="specs/MESA_drm_image.spec">MESA_drm_image.spec</a> |  | ||||||
| <li><a href="specs/MESA_multithread_makecurrent.spec">MESA_multithread_makecurrent.spec</a> |  | ||||||
| <li><a href="specs/OLD/MESA_packed_depth_stencil.spec">MESA_packed_depth_stencil.spec</a> (obsolete) |  | ||||||
| <li><a href="specs/MESA_pack_invert.spec">MESA_pack_invert.spec</a> |  | ||||||
| <li><a href="specs/MESA_pixmap_colormap.spec">MESA_pixmap_colormap.spec</a> |  | ||||||
| <li><a href="specs/OLD/MESA_program_debug.spec">MESA_program_debug.spec</a> (obsolete) |  | ||||||
| <li><a href="specs/MESA_release_buffers.spec">MESA_release_buffers.spec</a> |  | ||||||
| <li><a href="specs/OLD/MESA_resize_buffers.spec">MESA_resize_buffers.spec</a> (obsolete) |  | ||||||
| <li><a href="specs/MESA_set_3dfx_mode.spec">MESA_set_3dfx_mode.spec</a> |  | ||||||
| <li><a href="specs/MESA_shader_debug.spec">MESA_shader_debug.spec</a> |  | ||||||
| <li><a href="specs/OLD/MESA_sprite_point.spec">MESA_sprite_point.spec</a> (obsolete) |  | ||||||
| <li><a href="specs/MESA_swap_control.spec">MESA_swap_control.spec</a> |  | ||||||
| <li><a href="specs/MESA_swap_frame_usage.spec">MESA_swap_frame_usage.spec</a> |  | ||||||
| <li><a href="specs/MESA_texture_array.spec">MESA_texture_array.spec</a> |  | ||||||
| <li><a href="specs/MESA_texture_signed_rgba.spec">MESA_texture_signed_rgba.spec</a> |  | ||||||
| <li><a href="specs/OLD/MESA_trace.spec">MESA_trace.spec</a> (obsolete) |  | ||||||
| <li><a href="specs/MESA_window_pos.spec">MESA_window_pos.spec</a> |  | ||||||
| <li><a href="specs/MESA_ycbcr_texture.spec">MESA_ycbcr_texture.spec</a> |  | ||||||
| <li><a href="specs/WL_bind_wayland_display.spec">WL_bind_wayland_display.spec</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
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							| @@ -1,405 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa FAQ</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <center> |  | ||||||
| <h1>Mesa Frequently Asked Questions</h1> |  | ||||||
| Last updated: 9 October 2012 |  | ||||||
| </center> |  | ||||||
|  |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
| <h2>Index</h2> |  | ||||||
| <a href="#part1">1. High-level Questions and Answers</a> |  | ||||||
| <br> |  | ||||||
| <a href="#part2">2. Compilation and Installation Problems</a> |  | ||||||
| <br> |  | ||||||
| <a href="#part3">3. Runtime / Rendering Problems</a> |  | ||||||
| <br> |  | ||||||
| <a href="#part4">4. Developer Questions</a> |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="part1">1. High-level Questions and Answers</h1> |  | ||||||
|  |  | ||||||
| <h2>1.1 What is Mesa?</h2> |  | ||||||
| <p> |  | ||||||
| Mesa is an open-source implementation of the OpenGL specification. |  | ||||||
| OpenGL is a programming library for writing interactive 3D applications. |  | ||||||
| See the <a href="http://www.opengl.org/">OpenGL website</a> for more |  | ||||||
| information. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| Mesa 9.x supports the OpenGL 3.1 specification. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>1.2 Does Mesa support/use graphics hardware?</h2> |  | ||||||
| <p> |  | ||||||
| Yes.  Specifically, Mesa serves as the OpenGL core for the open-source DRI |  | ||||||
| drivers for X.org. |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
|   <li>See the <a href="http://dri.freedesktop.org/">DRI website</a> |  | ||||||
|   for more information.</li> |  | ||||||
|   <li>See <a href="http://intellinuxgraphics.org">intellinuxgraphics.org</a> |  | ||||||
|   for more information about Intel drivers.</li> |  | ||||||
|   <li>See <a href="http://nouveau.freedesktop.org">nouveau.freedesktop.org</a> |  | ||||||
|   for more information about Nouveau drivers.</li> |  | ||||||
|   <li>See <a href="http://www.x.org/wiki/RadeonFeature">www.x.org/wiki/RadeonFeature</a> |  | ||||||
|   for more information about Radeon drivers.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <h2>1.3 What purpose does Mesa serve today?</h2> |  | ||||||
| <p> |  | ||||||
| Hardware-accelerated OpenGL implementations are available for most popular |  | ||||||
| operating systems today. |  | ||||||
| Still, Mesa serves at least these purposes: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>Mesa is used as the core of the open-source X.org DRI |  | ||||||
|     hardware drivers. |  | ||||||
| </li> |  | ||||||
| <li>Mesa is quite portable and allows OpenGL to be used on systems |  | ||||||
|     that have no other OpenGL solution. |  | ||||||
| </li> |  | ||||||
| <li>Software rendering with Mesa serves as a reference for validating the |  | ||||||
|     hardware drivers. |  | ||||||
| </li> |  | ||||||
| <li>A software implementation of OpenGL is useful for experimentation, |  | ||||||
|     such as testing new rendering techniques. |  | ||||||
| </li> |  | ||||||
| <li>Mesa can render images with deep color channels: 16-bit integer |  | ||||||
|     and 32-bit floating point color channels are supported. |  | ||||||
|     This capability is only now appearing in hardware. |  | ||||||
| </li> |  | ||||||
| <li>Mesa's internal limits (max lights, clip planes, texture size, etc) can be |  | ||||||
|     changed for special needs (hardware limits are hard to overcome). |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>1.4 What's the difference between "Stand-Alone" Mesa and the DRI drivers?</h2> |  | ||||||
| <p> |  | ||||||
| <em>Stand-alone Mesa</em> is the original incarnation of Mesa. |  | ||||||
| On systems running the X Window System it does all its rendering through |  | ||||||
| the Xlib API: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>The GLX API is supported, but it's really just an emulation of the |  | ||||||
|      real thing. |  | ||||||
| <li>The GLX wire protocol is not supported and there's no OpenGL extension |  | ||||||
|     loaded by the X server. |  | ||||||
| <li>There is no hardware acceleration. |  | ||||||
| <li>The OpenGL library, libGL.so, contains everything (the programming API, |  | ||||||
|     the GLX functions and all the rendering code). |  | ||||||
| </ul> |  | ||||||
| <p> |  | ||||||
| Alternately, Mesa acts as the core for a number of OpenGL hardware drivers |  | ||||||
| within the DRI (Direct Rendering Infrastructure): |  | ||||||
| <ul> |  | ||||||
| <li>The libGL.so library provides the GL and GLX API functions, a GLX |  | ||||||
|     protocol encoder, and a device driver loader. |  | ||||||
| <li>The device driver modules (such as r200_dri.so) contain a built-in |  | ||||||
|     copy of the core Mesa code. |  | ||||||
| <li>The X server loads the GLX module. |  | ||||||
|     The GLX module decodes incoming GLX protocol and dispatches the commands |  | ||||||
|     to a rendering module. |  | ||||||
|     For the DRI, this module is basically a software Mesa renderer. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>1.5 How do I upgrade my DRI installation to use a new Mesa release?</h2> |  | ||||||
| <p> |  | ||||||
| This wasn't easy in the past. |  | ||||||
| Now, the DRI drivers are included in the Mesa tree and can be compiled |  | ||||||
| separately from the X server. |  | ||||||
| Just follow the Mesa <a href="install.html">compilation instructions</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>1.6 Are there other open-source implementations of OpenGL?</h2> |  | ||||||
| <p> |  | ||||||
| Yes, SGI's <a href="http://oss.sgi.com/projects/ogl-sample/index.html"> |  | ||||||
| OpenGL Sample Implemenation (SI)</a> is available. |  | ||||||
| The SI was written during the time that OpenGL was originally designed. |  | ||||||
| Unfortunately, development of the SI has stagnated. |  | ||||||
| Mesa is much more up to date with modern features and extensions. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://sourceforge.net/projects/ogl-es/">Vincent</a> is |  | ||||||
| an open-source implementation of OpenGL ES for mobile devices. |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://www.dsbox.com/minigl.html">miniGL</a> |  | ||||||
| is a subset of OpenGL for PalmOS devices. |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://bellard.org/TinyGL/">TinyGL</a> |  | ||||||
| is a subset of OpenGL. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://sourceforge.net/projects/softgl/">SoftGL</a> |  | ||||||
| is an OpenGL subset for mobile devices. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://chromium.sourceforge.net/">Chromium</a> |  | ||||||
| isn't a conventional OpenGL implementation (it's layered upon OpenGL), |  | ||||||
| but it does export the OpenGL API.  It allows tiled rendering, sort-last |  | ||||||
| rendering, etc. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <a href="http://www.ticalc.org/archives/files/fileinfo/361/36173.html">ClosedGL</a> |  | ||||||
| is an OpenGL subset library for TI graphing calculators. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| There may be other open OpenGL implementations, but Mesa is the most |  | ||||||
| popular and feature-complete. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="part2">2. Compilation and Installation Problems</h1> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>2.1 What's the easiest way to install Mesa?</h2> |  | ||||||
| <p> |  | ||||||
| If you're using a Linux-based system, your distro CD most likely already |  | ||||||
| has Mesa packages (like RPM or DEB) which you can easily install. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>2.2 I get undefined symbols such as bgnpolygon, v3f, etc...</h2> |  | ||||||
| <p> |  | ||||||
| You're application is written in IRIS GL, not OpenGL. |  | ||||||
| IRIS GL was the predecessor to OpenGL and is a different thing (almost) |  | ||||||
| entirely. |  | ||||||
| Mesa's not the solution. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>2.3 Where is the GLUT library?</h2> |  | ||||||
| <p> |  | ||||||
| GLUT (OpenGL Utility Toolkit) is no longer in the separate MesaGLUT-x.y.z.tar.gz file. |  | ||||||
| If you don't already have GLUT installed, you should grab  |  | ||||||
| <a href="http://freeglut.sourceforge.net/">freeglut</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>2.4 Where is the GLw library?</h2> |  | ||||||
| <p> |  | ||||||
| GLw (OpenGL widget library) is now available from a separate <a href="http://cgit.freedesktop.org/mesa/glw/">git repository</a>.  Unless you're using very old Xt/Motif applications with OpenGL, you shouldn't need it. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>2.5 What's the proper place for the libraries and headers?</h2> |  | ||||||
| <p> |  | ||||||
| On Linux-based systems you'll want to follow the |  | ||||||
| <a href="http://oss.sgi.com/projects/ogl-sample/ABI/index.html">Linux ABI</a> standard. |  | ||||||
| Basically you'll want the following: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>/usr/include/GL/gl.h - the main OpenGL header |  | ||||||
| </li><li>/usr/include/GL/glu.h - the OpenGL GLU (utility) header |  | ||||||
| </li><li>/usr/include/GL/glx.h - the OpenGL GLX header |  | ||||||
| </li><li>/usr/include/GL/glext.h - the OpenGL extensions header |  | ||||||
| </li><li>/usr/include/GL/glxext.h - the OpenGL GLX extensions header |  | ||||||
| </li><li>/usr/include/GL/osmesa.h - the Mesa off-screen rendering header |  | ||||||
| </li><li>/usr/lib/libGL.so - a symlink to libGL.so.1 |  | ||||||
| </li><li>/usr/lib/libGL.so.1 - a symlink to libGL.so.1.xyz |  | ||||||
| </li><li>/usr/lib/libGL.so.xyz - the actual OpenGL/Mesa library.  xyz denotes the |  | ||||||
| Mesa version number. |  | ||||||
| </li></ul> |  | ||||||
| <p> |  | ||||||
| When configuring Mesa, there are three autoconf options that affect the install |  | ||||||
| location that you should take care with: <code>--prefix</code>, |  | ||||||
| <code>--libdir</code>, and <code>--with-dri-driverdir</code>. To install Mesa |  | ||||||
| into the system location where it will be available for all programs to use, set |  | ||||||
| <code>--prefix=/usr</code>. Set <code>--libdir</code> to where your Linux |  | ||||||
| distribution installs system libraries, usually either <code>/usr/lib</code> or |  | ||||||
| <code>/usr/lib64</code>. Set <code>--with-dri-driverdir</code> to the directory |  | ||||||
| where your Linux distribution installs DRI drivers. To find your system's DRI |  | ||||||
| driver directory, try executing <code>find /usr -type d -name dri</code>. For |  | ||||||
| example, if the <code>find</code> command listed <code>/usr/lib64/dri</code>, |  | ||||||
| then set <code>--with-dri-driverdir=/usr/lib64/dri</code>. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| After determining the correct values for the install location, configure Mesa |  | ||||||
| with <code>./configure --prefix=/usr --libdir=xxx --with-dri-driverdir=xxx</code> |  | ||||||
| and then install with <code>sudo make install</code>. |  | ||||||
| </p> |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="part3">3. Runtime / Rendering Problems</h1> |  | ||||||
|  |  | ||||||
| <h2>3.1 Rendering is slow / why isn't my graphics hardware being used?</h2> |  | ||||||
| <p> |  | ||||||
| If Mesa can't use its hardware accelerated drivers it falls back on one of its software renderers. |  | ||||||
| (eg. classic swrast, softpipe or llvmpipe) |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| You can run the <code>glxinfo</code> program to learn about your OpenGL |  | ||||||
| library. |  | ||||||
| Look for the <code>OpenGL vendor</code> and <code>OpenGL renderer</code> values. |  | ||||||
| That will identify who's OpenGL library with which driver you're using and what sort of |  | ||||||
| hardware it has detected. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| If you're using a hardware accelerated driver you want <code>direct rendering: Yes</code>. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| If your DRI-based driver isn't working, go to the |  | ||||||
| <a href="http://dri.freedesktop.org/">DRI website</a> for trouble-shooting information. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>3.2 I'm seeing errors in depth (Z) buffering.  Why?</h2> |  | ||||||
| <p> |  | ||||||
| Make sure the ratio of the far to near clipping planes isn't too great. |  | ||||||
| Look |  | ||||||
| <a href="http://www.opengl.org/resources/faq/technical/depthbuffer.htm#0040">here</a> |  | ||||||
| for details. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| Mesa uses a 16-bit depth buffer by default which is smaller and faster |  | ||||||
| to clear than a 32-bit buffer but not as accurate. |  | ||||||
| If you need a deeper you can modify the parameters to |  | ||||||
| <code> glXChooseVisual</code> in your code. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>3.3 Why Isn't depth buffering working at all?</h2> |  | ||||||
| <p> |  | ||||||
| Be sure you're requesting a depth buffered-visual.  If you set the MESA_DEBUG |  | ||||||
| environment variable it will warn you about trying to enable depth testing |  | ||||||
| when you don't have a depth buffer. |  | ||||||
| </p> |  | ||||||
| <p>Specifically, make sure <code>glutInitDisplayMode</code> is being called |  | ||||||
| with <code>GLUT_DEPTH</code> or <code>glXChooseVisual</code> is being |  | ||||||
| called with a non-zero value for GLX_DEPTH_SIZE. |  | ||||||
| </p> |  | ||||||
| <p>This discussion applies to stencil buffers, accumulation buffers and |  | ||||||
| alpha channels too. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>3.4 Why does glGetString() always return NULL?</h2> |  | ||||||
| <p> |  | ||||||
| Be sure you have an active/current OpenGL rendering context before |  | ||||||
| calling glGetString. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>3.5 GL_POINTS and GL_LINES don't touch the right pixels</h2> |  | ||||||
| <p> |  | ||||||
| If you're trying to draw a filled region by using GL_POINTS or GL_LINES |  | ||||||
| and seeing holes or gaps it's because of a float-to-int rounding problem. |  | ||||||
| But this is not a bug. |  | ||||||
| See Appendix H of the OpenGL Programming Guide - "OpenGL Correctness Tips". |  | ||||||
| Basically, applying a translation of (0.375, 0.375, 0.0) to your coordinates |  | ||||||
| will fix the problem. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>3.6 How can I change the maximum framebuffer size in Mesa's |  | ||||||
| <tt>swrast</tt> backend?</h2> |  | ||||||
| <p> |  | ||||||
| These can be overridden by using the <tt>--with-max-width</tt> and |  | ||||||
| <tt>--with-max-height</tt> options.  The two need not be equal. |  | ||||||
| </p><p> |  | ||||||
| Do note that Mesa uses these values to size some internal buffers, |  | ||||||
| so increasing these sizes will cause Mesa to require additional |  | ||||||
| memory.  Furthermore, increasing these limits beyond <tt>4096</tt> |  | ||||||
| may introduce rasterization artifacts; see the leading comments in |  | ||||||
| <tt>src/mesa/swrast/s_tritemp.h</tt>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="part4">4. Developer Questions</h1> |  | ||||||
|  |  | ||||||
| <h2>4.1 How can I contribute?</h2> |  | ||||||
| <p> |  | ||||||
| First, join the <a href="lists.html">mesa-dev mailing list</a>. |  | ||||||
| That's where Mesa development is discussed. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The <a href="http://www.opengl.org/documentation"> |  | ||||||
| OpenGL Specification</a> is the bible for OpenGL implemention work. |  | ||||||
| You should read it. |  | ||||||
| </p> |  | ||||||
| <p>Most of the Mesa development work involves implementing new OpenGL |  | ||||||
| extensions, writing hardware drivers (for the DRI), and code optimization. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>4.2 How do I write a new device driver?</h2> |  | ||||||
| <p> |  | ||||||
| Unfortunately, writing a device driver isn't easy. |  | ||||||
| It requires detailed understanding of OpenGL, the Mesa code, and your |  | ||||||
| target hardware/operating system. |  | ||||||
| 3D graphics are not simple. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The best way to get started is to use an existing driver as your starting |  | ||||||
| point. |  | ||||||
| For a classic hardware driver, the i965 driver is a good example. |  | ||||||
| For a Gallium3D hardware driver, the r300g, r600g and the i915g are good examples. |  | ||||||
| </p> |  | ||||||
| <p>The DRI website has more information about writing hardware drivers. |  | ||||||
| The process isn't well document because the Mesa driver interface changes |  | ||||||
| over time, and we seldome have spare time for writing documentation. |  | ||||||
| That being said, many people have managed to figure out the process. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| Joining the appropriate mailing lists and asking questions (and searching |  | ||||||
| the archives) is a good way to get information. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>4.3 Why isn't GL_EXT_texture_compression_s3tc implemented in Mesa?</h2> |  | ||||||
| <p> |  | ||||||
| The <a href="http://oss.sgi.com/projects/ogl-sample/registry/EXT/texture_compression_s3tc.txt">specification for the extension</a> |  | ||||||
| indicates that there are intellectual property (IP) and/or patent issues |  | ||||||
| to be dealt with. |  | ||||||
| </p> |  | ||||||
| <p>We've been unsucessful in getting a response from S3 (or whoever owns |  | ||||||
| the IP nowadays) to indicate whether or not an open source project can |  | ||||||
| implement the extension (specifically the compression/decompression |  | ||||||
| algorithms). |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| In the mean time, a 3rd party <a href="http://dri.freedesktop.org/wiki/S3TC"> |  | ||||||
| plug-in library</a> is available. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
										
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| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
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| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Help Wanted</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Help Wanted / To-Do List</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| We can always use more help with the Mesa project. |  | ||||||
| Here are some specific ideas and areas where help would be appreciated: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li> |  | ||||||
| <b>Driver patching and testing.</b> |  | ||||||
| Patches are often posted to the <a href="http://lists.freedesktop.org/mailman/listinfo/mesa-dev">mesa-dev mailing list</a>, but aren't |  | ||||||
| immediately checked into git because not enough people are testing them. |  | ||||||
| Just applying patches, testing and reporting back is helpful. |  | ||||||
| <li> |  | ||||||
| <b>Driver debugging.</b> |  | ||||||
| There are plenty of open bugs in the <a href="https://bugs.freedesktop.org/describecomponents.cgi?product=Mesa">bug database</a>. |  | ||||||
| <li> |  | ||||||
| <b>Remove aliasing warnings.</b> |  | ||||||
| Enable gcc -Wstrict-aliasing=2 -fstrict-aliasing and track down aliasing |  | ||||||
| issues in the code. |  | ||||||
| <li> |  | ||||||
| <b>Windows driver building, testing and maintenance.</b> |  | ||||||
| Fixing MSVC builds. |  | ||||||
| <li> |  | ||||||
| <b>Contribute more tests to |  | ||||||
| <a href="http://piglit.freedesktop.org/">Piglit</a>.</b> |  | ||||||
| <li> |  | ||||||
| <b>Automatic testing. |  | ||||||
| </b> |  | ||||||
| It would be great if someone would set up an automated system for grabbing |  | ||||||
| the latest Mesa code and run tests (such as piglit) then report issues to |  | ||||||
| the mailing list. |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| You can find some further To-do lists here: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <b>Common To-Do lists:</b> |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
|   <li><a href="http://cgit.freedesktop.org/mesa/mesa/tree/docs/GL3.txt"> |  | ||||||
|     <b>GL3.txt</b></a> - Status of OpenGL 3.x / 4.x features in Mesa.</li> |  | ||||||
|   <li><a href="http://dri.freedesktop.org/wiki/MissingFunctionality"> |  | ||||||
|     <b>MissingFunctionality</b></a> - Detailed information about missing OpenGL features.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <b>Driver specific To-Do lists:</b> |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
|   <li><a href="http://cgit.freedesktop.org/mesa/mesa/tree/src/gallium/docs/llvm-todo.txt"> |  | ||||||
|     <b>LLVMpipe</b></a> - Software driver using LLVM for runtime code generation.</li> |  | ||||||
|   <li><a href="http://dri.freedesktop.org/wiki/RadeonsiToDo"> |  | ||||||
|     <b>radeonsi</b></a> - Driver for AMD Southern Island.</li> |  | ||||||
|   <li><a href="http://dri.freedesktop.org/wiki/R600ToDo"> |  | ||||||
|     <b>r600g</b></a> - Driver for ATI/AMD R600 - Northern Island.</li> |  | ||||||
|   <li><a href="http://dri.freedesktop.org/wiki/R300ToDo"> |  | ||||||
|     <b>r300g</b></a> - Driver for ATI R300 - R500.</li> |  | ||||||
|   <li><a href="http://cgit.freedesktop.org/mesa/mesa/tree/src/gallium/drivers/i915/TODO"> |  | ||||||
|     <b>i915g</b></a> - Driver for Intel i915/i945.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you want to do something new in Mesa, first join the Mesa developer's |  | ||||||
| mailing list. |  | ||||||
| Then post a message to propose what you want to do, just to make sure |  | ||||||
| there's no issues. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Anyone is welcome to contribute code to the Mesa project. |  | ||||||
| By doing so, it's assumed that you agree to the code's licensing terms. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Finally: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li>Try to write high-quality code that follows the existing style. |  | ||||||
| <li>Use uniform indentation, write comments, use meaningful identifiers, etc. |  | ||||||
| <li>Test your code thoroughly.  Include test programs if appropriate. |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
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| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Compiling and Installing</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Compiling and Installing</h1> |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li><a href="#prereq-general">Prerequisites for building</a> |  | ||||||
|   <ul> |  | ||||||
|   <li><a href="#prereq-general">General prerequisites</a> |  | ||||||
|   <li><a href="#prereq-dri">For DRI and hardware acceleration</a> |  | ||||||
|   </ul> |  | ||||||
| <li><a href="#autoconf">Building with autoconf (Linux/Unix/X11)</a> |  | ||||||
| <li><a href="#scons">Building with SCons (Windows/Linux)</a> |  | ||||||
| <li><a href="#other">Building for other systems</a> |  | ||||||
| <li><a href="#libs">Library Information</a> |  | ||||||
| <li><a href="#pkg-config">Building OpenGL programs with pkg-config</a> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="prereq-general">1. Prerequisites for building</h1> |  | ||||||
|  |  | ||||||
| <h2>1.1 General</h2> |  | ||||||
| <ul> |  | ||||||
| <li>lex / yacc - for building the GLSL compiler. |  | ||||||
| On Linux systems, flex and bison are used. |  | ||||||
| Versions 2.5.35 and 2.4.1, respectively, (or later) should work. |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
| On Windows with MinGW, install flex and bison with: |  | ||||||
| <pre>mingw-get install msys-flex msys-bison</pre> |  | ||||||
| </li> |  | ||||||
| <li>python - Python is needed for building the Gallium components. |  | ||||||
| Version 2.6.4 or later should work. |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
| To build OpenGL ES 1.1 and 2.0 you'll also need |  | ||||||
| <a href="http://xmlsoft.org/sources/win32/python/libxml2-python-2.7.7.win32-py2.7.exe">libxml2-python</a>. |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h3 id="prereq-dri">1.2 For DRI and hardware acceleration</h3> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The following are required for DRI-based hardware acceleration with Mesa: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="http://xorg.freedesktop.org/releases/individual/proto/"> |  | ||||||
| dri2proto</a> version 2.6 or later |  | ||||||
| <li><a href="http://dri.freedesktop.org/libdrm/">libDRM</a> |  | ||||||
| version 2.4.33 or later |  | ||||||
| <li>Xorg server version 1.5 or later |  | ||||||
| <li>Linux 2.6.28 or later |  | ||||||
| </ul> |  | ||||||
| <p> |  | ||||||
| If you're using a fedora distro the following command should install all |  | ||||||
| the needed dependencies: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|   sudo yum install flex bison imake libtool xorg-x11-proto-devel libdrm-devel \ |  | ||||||
|   gcc-c++ xorg-x11-server-devel libXi-devel libXmu-devel libXdamage-devel git \ |  | ||||||
|   expat-devel llvm-devel |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="autoconf">2. Building with autoconf (Linux/Unix/X11)</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The primary method to build Mesa on Unix systems is with autoconf. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The general approach is the standard: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|   ./configure |  | ||||||
|   make |  | ||||||
|   sudo make install |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| But please read the <a href="autoconf.html">detailed autoconf instructions</a> |  | ||||||
| for more details. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="scons">3. Building with SCons (Windows/Linux)</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To build Mesa with SCons on Linux or Windows do |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|     scons |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| The build output will be placed in |  | ||||||
| build/<i>platform</i>-<i>machine</i>-<i>debug</i>/..., where <i>platform</i> is for |  | ||||||
| example linux or windows, <i>machine</i> is x86 or x86_64, optionally followed |  | ||||||
| by -debug for debug builds. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To build Mesa with SCons for Windows on Linux using the MinGW crosscompiler toolchain do |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|     scons platform=windows toolchain=crossmingw machine=x86 mesagdi libgl-gdi |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| This will create: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>build/windows-x86-debug/mesa/drivers/windows/gdi/opengl32.dll — Mesa + swrast, binary compatible with Windows's opengl32.dll |  | ||||||
| <li>build/windows-x86-debug/gallium/targets/libgl-gdi/opengl32.dll — Mesa + Gallium + softpipe, binary compatible with Windows's opengl32.dll |  | ||||||
| </ul> |  | ||||||
| <p> |  | ||||||
| Put them all in the same directory to test them. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="other">4. Building for other systems</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Documentation for other environments (some may be very out of date): |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="README.VMS">README.VMS</a> - VMS |  | ||||||
| <li><a href="README.CYGWIN">README.CYGWIN</a> - Cygwin |  | ||||||
| <li><a href="README.WIN32">README.WIN32</a> - Win32 |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="libs">5. Library Information</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When compilation has finished, look in the top-level <code>lib/</code> |  | ||||||
| (or <code>lib64/</code>) directory. |  | ||||||
| You'll see a set of library files similar to this: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| lrwxrwxrwx    1 brian    users          10 Mar 26 07:53 libGL.so -> libGL.so.1* |  | ||||||
| lrwxrwxrwx    1 brian    users          19 Mar 26 07:53 libGL.so.1 -> libGL.so.1.5.060100* |  | ||||||
| -rwxr-xr-x    1 brian    users     3375861 Mar 26 07:53 libGL.so.1.5.060100* |  | ||||||
| lrwxrwxrwx    1 brian    users          14 Mar 26 07:53 libOSMesa.so -> libOSMesa.so.6* |  | ||||||
| lrwxrwxrwx    1 brian    users          23 Mar 26 07:53 libOSMesa.so.6 -> libOSMesa.so.6.1.060100* |  | ||||||
| -rwxr-xr-x    1 brian    users       23871 Mar 26 07:53 libOSMesa.so.6.1.060100* |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <b>libGL</b> is the main OpenGL library (i.e. Mesa). |  | ||||||
| <br> |  | ||||||
| <b>libOSMesa</b> is the OSMesa (Off-Screen) interface library. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you built the DRI hardware drivers, you'll also see the DRI drivers: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| -rwxr-xr-x   1 brian users 16895413 Jul 21 12:11 i915_dri.so |  | ||||||
| -rwxr-xr-x   1 brian users 16895413 Jul 21 12:11 i965_dri.so |  | ||||||
| -rwxr-xr-x   1 brian users 11849858 Jul 21 12:12 r200_dri.so |  | ||||||
| -rwxr-xr-x   1 brian users 11757388 Jul 21 12:12 radeon_dri.so |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you built with Gallium support, look in lib/gallium/ for Gallium-based |  | ||||||
| versions of libGL and device drivers. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1 id="pkg-config">6. Building OpenGL programs with pkg-config</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Running <code>make install</code> will install package configuration files |  | ||||||
| for the pkg-config utility. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When compiling your OpenGL application you can use pkg-config to determine |  | ||||||
| the proper compiler and linker flags. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| For example, compiling and linking a GLUT application can be done with: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|    gcc `pkg-config --cflags --libs glut` mydemo.c -o mydemo |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
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							| @@ -1,355 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Introduction</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Introduction</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa is an open-source implementation of the |  | ||||||
| <a href="http://www.opengl.org/">OpenGL</a> specification - |  | ||||||
| a system for rendering interactive 3D graphics. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| A variety of device drivers allows Mesa to be used in many different |  | ||||||
| environments ranging from software emulation to complete hardware acceleration |  | ||||||
| for modern GPUs. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa ties into several other open-source projects: the  |  | ||||||
| <a href="http://dri.freedesktop.org/">Direct Rendering  |  | ||||||
| Infrastructure</a> and <a href="http://x.org">X.org</a> to  |  | ||||||
| provide OpenGL support to users of X on Linux, FreeBSD and other operating  |  | ||||||
| systems. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Project History</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Mesa project was originally started by Brian Paul. |  | ||||||
| Here's a short history of the project. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| August, 1993: I begin working on Mesa in my spare time.  The project |  | ||||||
| has no name at that point.  I was simply interested in writing a simple |  | ||||||
| 3D graphics library that used the then-new OpenGL API.  I was partially |  | ||||||
| inspired by the <em>VOGL</em> library which emulated a subset of IRIS GL. |  | ||||||
| I had been programming with IRIS GL since 1991. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| November 1994: I contact SGI to ask permission to distribute my OpenGL-like |  | ||||||
| graphics library on the internet.  SGI was generally receptive to the |  | ||||||
| idea and after negotiations with SGI's legal department, I get permission |  | ||||||
| to release it. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| February 1995: Mesa 1.0 is released on the internet.  I expected that |  | ||||||
| a few people would be interested in it, but not thousands. |  | ||||||
| I was soon receiving patches, new features and thank-you notes on a |  | ||||||
| daily basis.  That encouraged me to continue working on Mesa.  The |  | ||||||
| name Mesa just popped into my head one day.  SGI had asked me not to use |  | ||||||
| the terms <em>"Open"</em> or <em>"GL"</em> in the project name and I didn't |  | ||||||
| want to make up a new acronym.  Later, I heard of the Mesa programming |  | ||||||
| language and the Mesa spreadsheet for NeXTStep. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| In the early days, OpenGL wasn't available on too many systems. |  | ||||||
| It even took a while for SGI to support it across their product line. |  | ||||||
| Mesa filled a big hole during that time. |  | ||||||
| For a lot of people, Mesa was their first introduction to OpenGL. |  | ||||||
| I think SGI recognized that Mesa actually helped to promote |  | ||||||
| the OpenGL API, so they didn't feel threatened by the project. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| 1995-1996: I continue working on Mesa both during my spare time and during |  | ||||||
| my work hours at the Space Science and Engineering Center at the University |  | ||||||
| of Wisconsin in Madison.  My supervisor, Bill Hibbard, lets me do this because |  | ||||||
| Mesa is now being using for the <a href="http://www.ssec.wisc.edu/%7Ebillh/vis.html">Vis5D</a> project. |  | ||||||
| </p><p> |  | ||||||
| October 1996: Mesa 2.0 is released.  It implements the OpenGL 1.1 specification. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| March 1997: Mesa 2.2 is released.  It supports the new 3dfx Voodoo graphics |  | ||||||
| card via the Glide library.  It's the first really popular hardware OpenGL |  | ||||||
| implementation for Linux. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| September 1998: Mesa 3.0 is released.  It's the first publicly-available |  | ||||||
| implementation of the OpenGL 1.2 API. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| March 1999: I attend my first OpenGL ARB meeting.  I contribute to the |  | ||||||
| development of several official OpenGL extensions over the years. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| September 1999: I'm hired by Precision Insight, Inc.  Mesa is a key |  | ||||||
| component of 3D hardware acceleration in the new DRI project for XFree86. |  | ||||||
| Drivers for 3dfx, 3dLabs, Intel, Matrox and ATI hardware soon follow. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| October 2001: Mesa 4.0 is released. |  | ||||||
| It implements the OpenGL 1.3 specification. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| November 2001: I cofounded Tungsten Graphics, Inc. with Keith Whitwell, |  | ||||||
| Jens Owen, David Dawes and Frank LaMonica. |  | ||||||
| Tungsten Graphics was acquired by VMware in December 2008. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| November 2002: Mesa 5.0 is released. |  | ||||||
| It implements the OpenGL 1.4 specification. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| January 2003: Mesa 6.0 is released.  It implements the OpenGL 1.5 |  | ||||||
| specification as well as the GL_ARB_vertex_program and |  | ||||||
| GL_ARB_fragment_program extensions. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| June 2007: Mesa 7.0 is released, implementing the OpenGL 2.1 specification |  | ||||||
| and OpenGL Shading Language. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| 2008: Keith Whitwell and other Tungsten Graphics employees develop |  | ||||||
| <a href="http://en.wikipedia.org/wiki/Gallium3D">Gallium</a> |  | ||||||
| - a new GPU abstraction layer.  The latest Mesa drivers are based on |  | ||||||
| Gallium and other APIs such as OpenVG are implemented on top of Gallium. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| February 2012: Mesa 8.0 is released, implementing the OpenGL 3.0 specification |  | ||||||
| and version 1.30 of the OpenGL Shading Language. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Ongoing: Mesa is the OpenGL implementation for several types of hardware |  | ||||||
| made by Intel, AMD and NVIDIA, plus the VMware virtual GPU. |  | ||||||
| There's also several software-based renderers: swrast (the legacy |  | ||||||
| Mesa rasterizer), softpipe (a gallium reference driver) and llvmpipe |  | ||||||
| (LLVM/JIT-based high-speed rasterizer). |  | ||||||
| Work continues on the drivers and core Mesa to implement newer versions |  | ||||||
| of the OpenGL specification. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Major Versions</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| This is a summary of the major versions of Mesa. |  | ||||||
| Mesa's major version number has been incremented whenever a new version |  | ||||||
| of the OpenGL specification is implemented. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 9.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 9.x of Mesa implements the OpenGL 3.1 API. |  | ||||||
| While the driver for Intel Sandy Bridge and Ivy Bridge is the only |  | ||||||
| driver to support OpenGL 3.1, many developers across the open-source |  | ||||||
| community contributed features required for OpenGL 3.1.  The primary |  | ||||||
| features added since the Mesa 8.0 release are |  | ||||||
| GL_ARB_texture_buffer_object and GL_ARB_uniform_buffer_object. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 8.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 8.x of Mesa implements the OpenGL 3.0 API. |  | ||||||
| The developers at Intel deserve a lot of credit for implementing most |  | ||||||
| of the OpenGL 3.0 features in core Mesa, the GLSL compiler as well as |  | ||||||
| the i965 driver. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 7.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 7.x of Mesa implements the OpenGL 2.1 API.  The main feature |  | ||||||
| of OpenGL 2.x is the OpenGL Shading Language. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 6.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 6.x of Mesa implements the OpenGL 1.5 API with the following |  | ||||||
| extensions incorporated as standard features: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>GL_ARB_occlusion_query |  | ||||||
| <li>GL_ARB_vertex_buffer_object |  | ||||||
| <li>GL_EXT_shadow_funcs |  | ||||||
| </ul> |  | ||||||
| <p> |  | ||||||
| Also note that several OpenGL tokens were renamed in OpenGL 1.5 |  | ||||||
| for the sake of consistency. |  | ||||||
| The old tokens are still available. |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| New Token                   Old Token |  | ||||||
| ------------------------------------------------------------ |  | ||||||
| GL_FOG_COORD_SRC            GL_FOG_COORDINATE_SOURCE |  | ||||||
| GL_FOG_COORD                GL_FOG_COORDINATE |  | ||||||
| GL_CURRENT_FOG_COORD        GL_CURRENT_FOG_COORDINATE |  | ||||||
| GL_FOG_COORD_ARRAY_TYPE     GL_FOG_COORDINATE_ARRAY_TYPE |  | ||||||
| GL_FOG_COORD_ARRAY_STRIDE   GL_FOG_COORDINATE_ARRAY_STRIDE |  | ||||||
| GL_FOG_COORD_ARRAY_POINTER  GL_FOG_COORDINATE_ARRAY_POINTER |  | ||||||
| GL_FOG_COORD_ARRAY          GL_FOG_COORDINATE_ARRAY |  | ||||||
| GL_SRC0_RGB                 GL_SOURCE0_RGB |  | ||||||
| GL_SRC1_RGB                 GL_SOURCE1_RGB |  | ||||||
| GL_SRC2_RGB                 GL_SOURCE2_RGB |  | ||||||
| GL_SRC0_ALPHA               GL_SOURCE0_ALPHA |  | ||||||
| GL_SRC1_ALPHA               GL_SOURCE1_ALPHA |  | ||||||
| GL_SRC2_ALPHA               GL_SOURCE2_ALPHA |  | ||||||
| </pre> |  | ||||||
| <p> |  | ||||||
| See the |  | ||||||
| <a href="http://www.opengl.org/documentation/spec.html"> |  | ||||||
| OpenGL specification</a> for more details. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 5.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 5.x of Mesa implements the OpenGL 1.4 API with the following |  | ||||||
| extensions incorporated as standard features: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>GL_ARB_depth_texture |  | ||||||
| <li>GL_ARB_shadow |  | ||||||
| <li>GL_ARB_texture_env_crossbar |  | ||||||
| <li>GL_ARB_texture_mirror_repeat |  | ||||||
| <li>GL_ARB_window_pos |  | ||||||
| <li>GL_EXT_blend_color |  | ||||||
| <li>GL_EXT_blend_func_separate |  | ||||||
| <li>GL_EXT_blend_logic_op |  | ||||||
| <li>GL_EXT_blend_minmax |  | ||||||
| <li>GL_EXT_blend_subtract |  | ||||||
| <li>GL_EXT_fog_coord |  | ||||||
| <li>GL_EXT_multi_draw_arrays |  | ||||||
| <li>GL_EXT_point_parameters |  | ||||||
| <li>GL_EXT_secondary_color |  | ||||||
| <li>GL_EXT_stencil_wrap |  | ||||||
| <li>GL_EXT_texture_lod_bias (plus, a per-texture LOD bias parameter) |  | ||||||
| <li>GL_SGIS_generate_mipmap |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 4.x features</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Version 4.x of Mesa implements the OpenGL 1.3 API with the following |  | ||||||
| extensions incorporated as standard features: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>GL_ARB_multisample |  | ||||||
| <li>GL_ARB_multitexture |  | ||||||
| <li>GL_ARB_texture_border_clamp |  | ||||||
| <li>GL_ARB_texture_compression |  | ||||||
| <li>GL_ARB_texture_cube_map |  | ||||||
| <li>GL_ARB_texture_env_add |  | ||||||
| <li>GL_ARB_texture_env_combine |  | ||||||
| <li>GL_ARB_texture_env_dot3 |  | ||||||
| <li>GL_ARB_transpose_matrix |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <h2>Version 3.x features</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Version 3.x of Mesa implements the OpenGL 1.2 API with the following |  | ||||||
| features: |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>BGR, BGRA and packed pixel formats |  | ||||||
| <li>New texture border clamp mode |  | ||||||
| <li>glDrawRangeElements() |  | ||||||
| <li>standard 3-D texturing |  | ||||||
| <li>advanced MIPMAP control |  | ||||||
| <li>separate specular color interpolation |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Version 2.x features</h2> |  | ||||||
| <p> |  | ||||||
| Version 2.x of Mesa implements the OpenGL 1.1 API with the following |  | ||||||
| features. |  | ||||||
| </p> |  | ||||||
| <ul> |  | ||||||
| <li>Texture mapping: |  | ||||||
| 	<ul> |  | ||||||
| 	<li>glAreTexturesResident |  | ||||||
| 	<li>glBindTexture |  | ||||||
| 	<li>glCopyTexImage1D |  | ||||||
| 	<li>glCopyTexImage2D |  | ||||||
| 	<li>glCopyTexSubImage1D |  | ||||||
| 	<li>glCopyTexSubImage2D |  | ||||||
| 	<li>glDeleteTextures |  | ||||||
| 	<li>glGenTextures |  | ||||||
| 	<li>glIsTexture |  | ||||||
| 	<li>glPrioritizeTextures |  | ||||||
| 	<li>glTexSubImage1D |  | ||||||
| 	<li>glTexSubImage2D |  | ||||||
| 	</ul> |  | ||||||
| <li>Vertex Arrays: |  | ||||||
| 	<ul> |  | ||||||
| 	<li>glArrayElement |  | ||||||
| 	<li>glColorPointer |  | ||||||
| 	<li>glDrawElements |  | ||||||
| 	<li>glEdgeFlagPointer |  | ||||||
| 	<li>glIndexPointer |  | ||||||
| 	<li>glInterleavedArrays |  | ||||||
| 	<li>glNormalPointer |  | ||||||
| 	<li>glTexCoordPointer |  | ||||||
| 	<li>glVertexPointer |  | ||||||
| 	</ul> |  | ||||||
| <li>Client state management: |  | ||||||
| 	<ul> |  | ||||||
| 	<li>glDisableClientState |  | ||||||
| 	<li>glEnableClientState |  | ||||||
| 	<li>glPopClientAttrib |  | ||||||
| 	<li>glPushClientAttrib |  | ||||||
| 	</ul> |  | ||||||
| <li>Misc: |  | ||||||
| 	<ul> |  | ||||||
| 	<li>glGetPointer |  | ||||||
| 	<li>glIndexub |  | ||||||
| 	<li>glIndexubv |  | ||||||
| 	<li>glPolygonOffset |  | ||||||
| 	</ul> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
							
								
								
									
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|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Introduction |  | ||||||
| ------------ |  | ||||||
|  |  | ||||||
| This document describes the implementation of the XFree86 4.0 libGL.so |  | ||||||
| library defined by the Linux/OpenGL Base specification found at |  | ||||||
| http://reality.sgi.com/opengl/linux/linuxbase.html. |  | ||||||
|  |  | ||||||
| The documentation is divided into two sections: |  | ||||||
|     User's Guide |  | ||||||
|     Driver Developer's Guide |  | ||||||
|  |  | ||||||
| Author:  Brian Paul     (brian@precisioninsight.com) |  | ||||||
| Date:    February 2000 |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| User's Guide |  | ||||||
| ------------ |  | ||||||
|  |  | ||||||
| Using libGL.so |  | ||||||
|  |  | ||||||
| The libGL.so library defines the gl- and glX-prefixed functions needed to |  | ||||||
| run OpenGL programs.  OpenGL client applications should link with the |  | ||||||
| -lGL option to use it. |  | ||||||
|  |  | ||||||
| libGL.so serves two primary functions: GLX protocol generation for indirect |  | ||||||
| rendering and loading/management of hardware drivers for direct rendering. |  | ||||||
|  |  | ||||||
| When libGL.so initializes itself it uses the DRI to determine the |  | ||||||
| appropriate hardware driver for each screen on the local X display. |  | ||||||
| The hardware drivers are expected to be in the /usr/X11R6/lib/modules/dri/ |  | ||||||
| directory.  Drivers are named with the convention <name>_dri.so where |  | ||||||
| <name> is a driver such as "radeon", "i965", "nouveau", etc. |  | ||||||
|  |  | ||||||
| The LIBGL_DRIVERS_DIR environment variable may be used to specify a |  | ||||||
| different DRI modules directory, overriding /usr/X11R6/lib/modules/dri/. |  | ||||||
| This environment variable is ignored in setuid programs for security |  | ||||||
| reasons. |  | ||||||
|  |  | ||||||
| When libGL.so is unable to locate appropriate hardware drivers it will |  | ||||||
| fall back to using indirect GLX rendering. |  | ||||||
|  |  | ||||||
| To aid in solving problems, libGL.so will print diagnostic messages to |  | ||||||
| stderr if the LIBGL_DEBUG environment variable is defined. |  | ||||||
|  |  | ||||||
| libGL.so is thread safe.  The overhead of thread safety for common, |  | ||||||
| single-thread clients is negligible.  However, the overhead of thread |  | ||||||
| safety for multi-threaded clients is significant.  Each GL API call |  | ||||||
| requires two calls to pthread_get_specific() which can noticably |  | ||||||
| impact performance.  Warning:  libGL.so is thread safe but individual |  | ||||||
| DRI drivers may not be.  Please consult the documentation for a driver |  | ||||||
| to learn if it is thread safe. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Indirect Rendering |  | ||||||
|  |  | ||||||
| You can force indirect rendering mode by setting the LIBGL_ALWAYS_INDIRECT |  | ||||||
| environment variable.  Hardware acceleration will not be used. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| libGL.so Extensibility |  | ||||||
|  |  | ||||||
| libGL.so is designed to be extended without upgrading.  That is, |  | ||||||
| drivers may install new OpenGL extension functions into libGL.so |  | ||||||
| without requiring libGL.so to be replaced.  Clients of libGL.so should |  | ||||||
| use the glXGetProcAddressEXT() function to obtain the address of |  | ||||||
| functions by name.  For more details of GLX_ARB_get_proc_address see |  | ||||||
| http://oss.sgi.com/projects/ogl-sample/registry/ARB/get_proc_address.spec |  | ||||||
|  |  | ||||||
| libGL.so is also designed with flexibility such that it may be used |  | ||||||
| with many generations of hardware drivers to come. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Driver Developer's Guide |  | ||||||
| ------------------------ |  | ||||||
|  |  | ||||||
| This section describes the requirements to make an XFree86 4.0 |  | ||||||
| libGL.so-compatible hardware driver.  It is not intended for end |  | ||||||
| users of libGL.so. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| XFree86 source files |  | ||||||
|  |  | ||||||
| libGL.so is built inside XFree86 with sources found in xc/lib/GL/. |  | ||||||
| Specifically, libGL.so is built from: |  | ||||||
|  |  | ||||||
| 	xc/lib/GL/glx/*.c |  | ||||||
| 	xc/lib/dri/XF86dri.c |  | ||||||
| 	xc/lib/dri/dri_glx.c |  | ||||||
| 	xc/lib/GL/mesa/src/glapi.c |  | ||||||
| 	xc/lib/GL/mesa/src/glapitemp.h |  | ||||||
| 	xc/lib/GL/mesa/src/glapitable.h |  | ||||||
| 	xc/lib/GL/mesa/src/glapioffsets.h |  | ||||||
| 	xc/lib/GL/mesa/src/glapinoop.c |  | ||||||
| 	xc/lib/GL/mesa/src/glheader.h |  | ||||||
| 	xc/lib/GL/mesa/src/glthread.c |  | ||||||
| 	xc/lib/GL/mesa/src/glthread.h |  | ||||||
| 	xc/lib/GL/mesa/src/X86/glapi_x86.S |  | ||||||
| 	xc/lib/GL/mesa/src/X86/assyntax.h |  | ||||||
|  |  | ||||||
| Understand that the mesa/src/gl*.[ch] files are not tied to Mesa.  They |  | ||||||
| have no dependencies on the rest of Mesa and are designed to be reusable |  | ||||||
| in a number of projects. |  | ||||||
|  |  | ||||||
| The glapi_x86.X and assyntax.h files implement x86-optimized dispatch |  | ||||||
| of GL functions.  They are not required; C-based dispatch can be used |  | ||||||
| instead, with a slight performance penalty. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Driver loading and binding |  | ||||||
|  |  | ||||||
| When libGL.so initializes itself (via the __glXInitialize function) a |  | ||||||
| call is made to driCreateDisplay().  This function uses DRI facilities |  | ||||||
| to determine the driver file appropriate for each screen on the local |  | ||||||
| display.  Each screen's driver is then opened with dlopen() and asked |  | ||||||
| for its __driCreateScreen() function.  The pointers to the __driCreateScreen() |  | ||||||
| functions are kept in an array, indexed by screen number, in the |  | ||||||
| __DRIdisplayRec struct. |  | ||||||
|  |  | ||||||
| When a driver's __driCreateScreen() function is called, it must initialize |  | ||||||
| a __DRIscreenRec struct.  This struct acts as the root of a tree of |  | ||||||
| function pointers which are called to create and destroy contexts and |  | ||||||
| drawables and perform all the operations needed by the GLX interface. |  | ||||||
| See the xc/lib/GL/glx/glxclient.h file for details. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Dynamic Extension Function Registration |  | ||||||
|  |  | ||||||
| In order to provide forward compatibility with future drivers, libGL.so |  | ||||||
| allows drivers to register new OpenGL extension functions which weren't |  | ||||||
| known when libGL.so was built. |  | ||||||
|  |  | ||||||
| The register_extensions() function in xc/lib/GL/dri/dri_glx.c is called |  | ||||||
| as soon as libGL.so is loaded.  This is done with gcc's constructor |  | ||||||
| attribute.  This mechanism will likely have to be changed for other compilers. |  | ||||||
|  |  | ||||||
| register_extensions() loops over all local displays and screens, determines |  | ||||||
| the DRI driver for each, and calls the driver's __driRegisterExtensions() |  | ||||||
| function, if present. |  | ||||||
|  |  | ||||||
| The __driRegisterExtensions() function can add new entrypoints to libGL |  | ||||||
| by calling: |  | ||||||
|  |  | ||||||
|     GLboolean _glapi_add_entrypoint(const char *funcName, GLuint offset) |  | ||||||
|  |  | ||||||
| The parameters are the name of the function (such as "glFoobarEXT") and the |  | ||||||
| offset of the dispatch slot in the API dispatch table.  The return value |  | ||||||
| indicates success (GL_TRUE) or failure (GL_FALSE). |  | ||||||
|  |  | ||||||
| _glapi_add_entrypoint() will synthesize entrypoint code in assembly |  | ||||||
| language.  Assembly languages is required since parameter passing |  | ||||||
| can't be handled correctly using a C-based solution. |  | ||||||
|  |  | ||||||
| The address of the new entrypoint is obtained by calling the |  | ||||||
| glXGetProcAddressARB() function. |  | ||||||
|  |  | ||||||
| The dispatch offset number MUST be a number allocated by SGI in the same |  | ||||||
| manner in which new GL_* constants are allocated.  Using an arbitrary |  | ||||||
| offset number will result in many problems. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Dispatch Management |  | ||||||
|  |  | ||||||
| When a GL context is made current, the driver must install its dispatch |  | ||||||
| table as the current dispatch table.  This is done by calling |  | ||||||
|  |  | ||||||
| 	void _glapi_set_dispatch(struct _glapi_table *dispatch); |  | ||||||
|  |  | ||||||
| This will install the named dispatch table for the calling thread. |  | ||||||
| The current dispatch table for a thread can be obtained by calling |  | ||||||
|  |  | ||||||
| 	struct _glapi_table *_glapi_get_dispatch(void); |  | ||||||
|  |  | ||||||
| For higher performance in the common single-thread case, the global |  | ||||||
| variable _glapi_Dispatch will point to the current dispatch table. |  | ||||||
| This variable will be NULL when in multi-thread mode. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Context Management |  | ||||||
|  |  | ||||||
| libGL.so uses the XFree86 xthreads package to manage a thread-specific |  | ||||||
| current context pointer.  See __glXGet/SetCurrentContext() in glext.c |  | ||||||
|  |  | ||||||
| Drivers may use the _glapi_set/get_context() functions to maintain |  | ||||||
| a private thread-specific context pointer. |  | ||||||
|  |  | ||||||
| @@ -1,114 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>License / Copyright Information</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Disclaimer</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa is a 3-D graphics library with an API which is very similar to |  | ||||||
| that of <a href="http://www.opengl.org/">OpenGL</a>.* |  | ||||||
| To the extent that Mesa utilizes the OpenGL command syntax or state |  | ||||||
| machine, it is being used with authorization from <a |  | ||||||
| href="http://www.sgi.com/">Silicon Graphics, |  | ||||||
| Inc.</a>(SGI). However, the author does not possess an OpenGL license |  | ||||||
| from SGI, and makes no claim that Mesa is in any way a compatible |  | ||||||
| replacement for OpenGL or associated with SGI. Those who want a |  | ||||||
| licensed implementation of OpenGL should contact a licensed |  | ||||||
| vendor. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Please do not refer to the library as <em>MesaGL</em> (for legal |  | ||||||
| reasons). It's just <em>Mesa</em> or <em>The Mesa 3-D graphics |  | ||||||
| library</em>. <br> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| * OpenGL is a trademark of <a href="http://www.sgi.com/" |  | ||||||
| >Silicon Graphics Incorporated</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>License / Copyright Information</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Mesa distribution consists of several components.  Different copyrights |  | ||||||
| and licenses apply to different components.  For example, some demo programs |  | ||||||
| are copyrighted by SGI, some of the Mesa device drivers are copyrighted by |  | ||||||
| their authors.  See below for a list of Mesa's main components and the license |  | ||||||
| for each. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The core Mesa library is licensed according to the terms of the MIT license. |  | ||||||
| This allows integration with the XFree86, Xorg and DRI projects. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The default Mesa license is as follows: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
| Copyright (C) 1999-2007  Brian Paul   All Rights Reserved. |  | ||||||
|  |  | ||||||
| Permission is hereby granted, free of charge, to any person obtaining a |  | ||||||
| copy of this software and associated documentation files (the "Software"), |  | ||||||
| to deal in the Software without restriction, including without limitation |  | ||||||
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |  | ||||||
| and/or sell copies of the Software, and to permit persons to whom the |  | ||||||
| Software is furnished to do so, subject to the following conditions: |  | ||||||
|  |  | ||||||
| The above copyright notice and this permission notice shall be included |  | ||||||
| in all copies or substantial portions of the Software. |  | ||||||
|  |  | ||||||
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |  | ||||||
| OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |  | ||||||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL |  | ||||||
| THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |  | ||||||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |  | ||||||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |  | ||||||
| SOFTWARE. |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Attention, Contributors</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When contributing to the Mesa project you must agree to the licensing terms |  | ||||||
| of the component to which you're contributing. |  | ||||||
| The following section lists the primary components of the Mesa distribution |  | ||||||
| and their respective licenses. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Mesa Component Licenses</h1> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
| Component         Location               License |  | ||||||
| ------------------------------------------------------------------ |  | ||||||
| Main Mesa code    src/mesa/              Mesa (MIT) |  | ||||||
|  |  | ||||||
| Device drivers    src/mesa/drivers/*     MIT, generally |  | ||||||
|  |  | ||||||
| Ext headers       include/GL/glext.h     Khronos |  | ||||||
|                   include/GL/glxext.h |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| In general, consult the source files for license terms. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,97 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Mailing Lists</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Mailing Lists</h1> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p>There are four Mesa 3D / DRI mailing lists: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><p><a href="http://lists.freedesktop.org/mailman/listinfo/mesa-users">mesa-users</a> |  | ||||||
| - intended for end-users of Mesa and DRI drivers. Newbie questions are OK, |  | ||||||
| but please try the general OpenGL resources and Mesa/DRI documentation first.</p> |  | ||||||
| </li> |  | ||||||
| <li><p><a href="http://lists.freedesktop.org/mailman/listinfo/mesa-dev">mesa-dev</a> |  | ||||||
| - for Mesa, Gallium and DRI development |  | ||||||
| discussion.  Not for beginners.</p> |  | ||||||
| </li> |  | ||||||
| <li><p><a href="http://lists.freedesktop.org/mailman/listinfo/mesa-commit">mesa-commit</a> |  | ||||||
| - relays git check-in messages (for developers). |  | ||||||
| In general, people should not post to this list.</p> |  | ||||||
| </li> |  | ||||||
| <li><p><a href="http://lists.freedesktop.org/mailman/listinfo/mesa-announce">mesa-announce</a> |  | ||||||
| - announcements of new Mesa |  | ||||||
| versions are sent to this list.  Very low traffic.</p> |  | ||||||
| </li> |  | ||||||
| <li><p><a href="http://lists.freedesktop.org/mailman/listinfo/piglit">piglit</a> |  | ||||||
| - for Piglit (OpenGL driver testing framework) discussion.</p> |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| <b>NOTE</b>: You <b>must</b> subscribe to these lists in order to post to them. |  | ||||||
| If you try to post to a list and you're not a subscriber (or if you try to post |  | ||||||
| from a different email address than you subscribed with) your posting will be |  | ||||||
| held for an indefinite period or may be discarded entirely. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Follow the links above for list archives. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The old Mesa lists hosted at SourceForge are no longer in use. |  | ||||||
| The archives are still available, however: |  | ||||||
| <a href="http://sourceforge.net/mailarchive/forum.php?forum_name=mesa3d-announce">mesa3d-announce</a>, |  | ||||||
| <a href="http://sourceforge.net/mailarchive/forum.php?forum_name=mesa3d-users">mesa3d-users</a>, |  | ||||||
| <a href="http://sourceforge.net/mailarchive/forum.php?forum_name=mesa3d-dev">mesa3d-dev</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p>For mailing lists about Direct Rendering Modules (drm) in Linux/BSD  |  | ||||||
| kernels, see the |  | ||||||
| <a href="http://dri.freedesktop.org/wiki/MailingLists">DRI wiki</a>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>IRC</h1> |  | ||||||
|  |  | ||||||
| <p>join <a href="irc://chat.freenode.net#dri-devel">#dri-devel channel</a> |  | ||||||
| on <a href="http://webchat.freenode.net/">irc.freenode.net</a> |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>OpenGL Forums</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Here are some other OpenGL-related forums you might find useful: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="http://www.opengl.org/cgi-bin/ubb/ultimatebb.cgi">OpenGL discussion forums</a> |  | ||||||
| at www.opengl.org</li> |  | ||||||
| <li>Usenet newsgroups: |  | ||||||
| <ul> |  | ||||||
| <li>comp.graphics.algorithms</li> |  | ||||||
| <li>comp.graphics.api.opengl</li> |  | ||||||
| <li>comp.os.linux.x</li> |  | ||||||
| </ul> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,213 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>llvmpipe</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Introduction</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Gallium llvmpipe driver is a software rasterizer that uses LLVM to |  | ||||||
| do runtime code generation. |  | ||||||
| Shaders, point/line/triangle rasterization and vertex processing are |  | ||||||
| implemented with LLVM IR which is translated to x86 or x86-64 machine |  | ||||||
| code. |  | ||||||
| Also, the driver is multithreaded to take advantage of multiple CPU cores |  | ||||||
| (up to 8 at this time). |  | ||||||
| It's the fastest software rasterizer for Mesa. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Requirements</h1> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li> |  | ||||||
|    <p>An x86 or amd64 processor; 64-bit mode recommended.</p> |  | ||||||
|    <p> |  | ||||||
|    Support for SSE2 is strongly encouraged.  Support for SSSE3 and SSE4.1 will |  | ||||||
|    yield the most efficient code.  The fewer features the CPU has the more |  | ||||||
|    likely is that you run into underperforming, buggy, or incomplete code. |  | ||||||
|    </p> |  | ||||||
|    <p> |  | ||||||
|    See /proc/cpuinfo to know what your CPU supports. |  | ||||||
|    </p> |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|    <p>LLVM: version 2.9 recommended; 2.6 or later required.</p> |  | ||||||
|    <p><b>NOTE</b>: LLVM 2.8 and earlier will not work on systems that support the |  | ||||||
|    Intel AVX extensions (e.g. Sandybridge).  LLVM's code generator will |  | ||||||
|    fail when trying to emit AVX instructions.  This was fixed in LLVM 2.9. |  | ||||||
|    </p> |  | ||||||
|    <p> |  | ||||||
|    For Linux, on a recent Debian based distribution do: |  | ||||||
|    </p> |  | ||||||
| <pre> |  | ||||||
|      aptitude install llvm-dev |  | ||||||
| </pre> |  | ||||||
|    <p> |  | ||||||
|    For a RPM-based distribution do: |  | ||||||
|    </p> |  | ||||||
| <pre> |  | ||||||
|      yum install llvm-devel |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|    <p> |  | ||||||
| 	 For Windows you will need to build LLVM from source with MSVC or MINGW |  | ||||||
| 	 (either natively or through cross compilers) and CMake, and set the LLVM |  | ||||||
| 	 environment variable to the directory you installed it to. |  | ||||||
|  |  | ||||||
|    LLVM will be statically linked, so when building on MSVC it needs to be |  | ||||||
|    built with a matching CRT as Mesa, and you'll need to pass |  | ||||||
|    -DLLVM_USE_CRT_RELEASE=MTd for debug and checked builds, |  | ||||||
|    -DLLVM_USE_CRT_RELEASE=MTd for profile and release builds. |  | ||||||
|  |  | ||||||
|    You can build only the x86 target by passing -DLLVM_TARGETS_TO_BUILD=X86 |  | ||||||
|    to cmake. |  | ||||||
|    </p> |  | ||||||
| </li> |  | ||||||
|  |  | ||||||
| <li> |  | ||||||
|    <p>scons (optional)</p> |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Building</h1> |  | ||||||
|  |  | ||||||
| To build everything on Linux invoke scons as: |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   scons build=debug libgl-xlib |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| Alternatively, you can build it with GNU make, if you prefer, by invoking it as |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   make linux-llvm |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| but the rest of these instructions assume that scons is used. |  | ||||||
|  |  | ||||||
| For Windows the procedure is similar except the target: |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   scons build=debug libgl-gdi |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Using</h1> |  | ||||||
|  |  | ||||||
| On Linux, building will create a drop-in alternative for libGL.so into |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   build/foo/gallium/targets/libgl-xlib/libGL.so |  | ||||||
| </pre> |  | ||||||
| or |  | ||||||
| <pre> |  | ||||||
|   lib/gallium/libGL.so |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| To use it set the LD_LIBRARY_PATH environment variable accordingly. |  | ||||||
|  |  | ||||||
| For performance evaluation pass debug=no to scons, and use the corresponding |  | ||||||
| lib directory without the "-debug" suffix. |  | ||||||
|  |  | ||||||
| On Windows, building will create a drop-in alternative for opengl32.dll. To use |  | ||||||
| it put it in the same directory as the application. It can also be used by |  | ||||||
| replacing the native ICD driver, but it's quite an advanced usage, so if you |  | ||||||
| need to ask, don't even try it. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Profiling</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To profile llvmpipe you should build as |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|   scons build=profile <same-as-before> |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| This will ensure that frame pointers are used both in C and JIT functions, and |  | ||||||
| that no tail call optimizations are done by gcc. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h2>Linux perf integration</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| On Linux, it is possible to have symbol resolution of JIT code with <a href="http://perf.wiki.kernel.org/">Linux perf</a>: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
| 	perf record -g /my/application |  | ||||||
| 	perf report |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When run inside Linux perf, llvmpipe will create a /tmp/perf-XXXXX.map file with |  | ||||||
| symbol address table.  It also dumps assembly code to /tmp/perf-XXXXX.map.asm, |  | ||||||
| which can be used by the bin/perf-annotate-jit script to produce disassembly of |  | ||||||
| the generated code annotated with the samples. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p>You can obtain a call graph via |  | ||||||
| <a href="http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#linux_perf">Gprof2Dot</a>.</p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Unit testing</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Building will also create several unit tests in |  | ||||||
| build/linux-???-debug/gallium/drivers/llvmpipe: |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li> lp_test_blend: blending |  | ||||||
| <li> lp_test_conv: SIMD vector conversion |  | ||||||
| <li> lp_test_format: pixel unpacking/packing |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Some of this tests can output results and benchmarks to a tab-separated-file |  | ||||||
| for posterior analysis, e.g.: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
|   build/linux-x86_64-debug/gallium/drivers/llvmpipe/lp_test_blend -o blend.tsv |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h1>Development Notes</h1> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li> |  | ||||||
|   When looking to this code by the first time start in lp_state_fs.c, and  |  | ||||||
|   then skim through the lp_bld_* functions called in there, and the comments |  | ||||||
|   at the top of the lp_bld_*.c functions. |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|   The driver-independent parts of the LLVM / Gallium code are found in |  | ||||||
|   src/gallium/auxiliary/gallivm/.  The filenames and function prefixes |  | ||||||
|   need to be renamed from "lp_bld_" to something else though. |  | ||||||
| </li> |  | ||||||
| <li> |  | ||||||
|   We use LLVM-C bindings for now. They are not documented, but follow the C++ |  | ||||||
|   interfaces very closely, and appear to be complete enough for code |  | ||||||
|   generation. See  |  | ||||||
|   http://npcontemplation.blogspot.com/2008/06/secret-of-llvm-c-bindings.html |  | ||||||
|   for a stand-alone example.  See the llvm-c/Core.h file for reference. |  | ||||||
| </li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,38 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Function Name Mangling</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Function Name Mangling</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| If you want to use both Mesa and another OpenGL library in the same |  | ||||||
| application at the same time you may find it useful to compile Mesa with |  | ||||||
| <i>name mangling</i>. |  | ||||||
| This results in all the Mesa functions being prefixed with |  | ||||||
| <b>mgl</b> instead of <b>gl</b>. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| To do this, recompile Mesa with the compiler flag -DUSE_MGL_NAMESPACE. |  | ||||||
| Add the flag to CFLAGS in the configuration file which you want to use. |  | ||||||
| For example: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| CFLAGS += -DUSE_MGL_NAMESPACE |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,63 +0,0 @@ | |||||||
| /* Mesa CSS */ |  | ||||||
| body { |  | ||||||
| 	background-color: #ffffff; |  | ||||||
| 	font: 14px 'Lucida Grande', Geneva, Arial, Verdana, sans-serif; |  | ||||||
| 	color: black; |  | ||||||
|  	link: #111188; |  | ||||||
| } |  | ||||||
|  |  | ||||||
| h1 { |  | ||||||
| 	font: 24px 'Lucida Grande', Geneva, Arial, Verdana, sans-serif; |  | ||||||
| 	font-weight: bold; |  | ||||||
| 	color: black; |  | ||||||
| } |  | ||||||
|  |  | ||||||
| h2 { |  | ||||||
| 	font: 18px 'Lucida Grande', Geneva, Arial, Verdana, sans-serif, bold; |  | ||||||
| 	font-weight: bold; |  | ||||||
| 	color: black; |  | ||||||
| } |  | ||||||
|  |  | ||||||
| code { |  | ||||||
| 	font-family: monospace; |  | ||||||
| 	font-size: 10pt; |  | ||||||
| 	color: black; |  | ||||||
| } |  | ||||||
|  |  | ||||||
|  |  | ||||||
| pre { |  | ||||||
| 	/*font-family: monospace;*/ |  | ||||||
| 	font-size: 10pt; |  | ||||||
| 	/*color: black;*/ |  | ||||||
| } |  | ||||||
|  |  | ||||||
| iframe { |  | ||||||
|   width: 19em; |  | ||||||
|   height: 80em; |  | ||||||
|   border: none; |  | ||||||
|   float: left; |  | ||||||
| } |  | ||||||
|  |  | ||||||
| .content { |  | ||||||
|   position: absolute; |  | ||||||
|   left: 20em; |  | ||||||
|   right: 10px; |  | ||||||
|   overflow: hidden |  | ||||||
| } |  | ||||||
|  |  | ||||||
| .header { |  | ||||||
|   background: black url('gears.png') 15px no-repeat; |  | ||||||
|   margin:0; |  | ||||||
|   padding: 5px; |  | ||||||
|   clear:both; |  | ||||||
| } |  | ||||||
|  |  | ||||||
| .header h1 { |  | ||||||
|   background: url('gears.png') right no-repeat; |  | ||||||
|   color: white; |  | ||||||
|   font: x-large sans-serif; |  | ||||||
|   text-align: center; |  | ||||||
|   height: 50px; |  | ||||||
|   margin: 0; |  | ||||||
|   padding-top: 30px; |  | ||||||
| } |  | ||||||
| @@ -1,70 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>OpenGL ES</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>OpenGL ES</h1> |  | ||||||
|  |  | ||||||
| <p>Mesa implements OpenGL ES 1.1 and OpenGL ES 2.0.  More informations about |  | ||||||
| OpenGL ES can be found at <a href="http://www.khronos.org/opengles/"> |  | ||||||
| http://www.khronos.org/opengles/</a>.</p> |  | ||||||
|  |  | ||||||
| <p>OpenGL ES depends on a working EGL implementation.  Please refer to |  | ||||||
| <a href="egl.html">Mesa EGL</a> for more information about EGL.</p> |  | ||||||
|  |  | ||||||
| <h2>Build the Libraries</h2> |  | ||||||
| <ol> |  | ||||||
| <li>Run <code>configure</code> with <code>--enable-gles1 --enable-gles2</code> and enable the Gallium driver for your hardware.</li> |  | ||||||
| <li>Build and install Mesa as usual.</li> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| Alternatively, if XCB-DRI2 is installed on the system, one can use |  | ||||||
| <code>egl_dri2</code> EGL driver with OpenGL|ES-enabled DRI drivers |  | ||||||
|  |  | ||||||
| <ol> |  | ||||||
| <li>Run <code>configure</code> with <code>--enable-gles1 --enable-gles2</code>.</li> |  | ||||||
| <li>Build and install Mesa as usual.</li> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| <p>Both methods will install libGLESv1_CM, libGLESv2, libEGL, and one or more |  | ||||||
| EGL drivers for your hardware.</p> |  | ||||||
|  |  | ||||||
| <h2>Run the Demos</h2> |  | ||||||
|  |  | ||||||
| <p>There are some demos in <code>mesa/demos</code> repository.</p> |  | ||||||
|  |  | ||||||
| <h2>Developers</h2> |  | ||||||
|  |  | ||||||
| <h3>Dispatch Table</h3> |  | ||||||
|  |  | ||||||
| <p>OpenGL ES has an additional indirection when dispatching fucntions</p> |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
|   Mesa:       glFoo() --> _mesa_Foo() |  | ||||||
|   OpenGL ES:  glFoo() --> _es_Foo() --> _mesa_Foo() |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p>The indirection serves several purposes</p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>When a function is in Mesa and the type matches, it checks the arguments and calls the Mesa function.</li> |  | ||||||
| <li>When a function is in Mesa but the type mismatches, it checks and converts the arguments before calling the Mesa function.</li> |  | ||||||
| <li>When a function is not available in Mesa, or accepts arguments that are not available in OpenGL, it provides its own implementation.</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p>Other than the last case, OpenGL ES uses <code>APIspec.xml</code> to generate functions to check and/or converts the arguments.</p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,59 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>OpenVG State Tracker</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>OpenVG State Tracker</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The current version of the OpenVG state tracker implements OpenVG 1.1. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| More informations about OpenVG can be found at |  | ||||||
| <a href="http://www.khronos.org/openvg/"> |  | ||||||
| http://www.khronos.org/openvg/</a> . |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| The OpenVG state tracker depends on the Gallium architecture and a working EGL implementation. |  | ||||||
| Please refer to <a href="egl.html">Mesa EGL</a> for more information about EGL. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Building the library</h2> |  | ||||||
| <ol> |  | ||||||
| <li>Run <code>configure</code> with <code>--enable-openvg</code> and |  | ||||||
| <code>--enable-gallium-egl</code>.  If you do not need OpenGL, you can add |  | ||||||
| <code>--disable-opengl</code> to save the compilation time.</li> |  | ||||||
|  |  | ||||||
| <li>Build and install Mesa as usual.</li> |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| <h3>Sample build</h3> |  | ||||||
| A sample build looks as follows: |  | ||||||
| <pre> |  | ||||||
|   $ ./configure --disable-opengl --enable-openvg --enable-gallium-egl |  | ||||||
|   $ make |  | ||||||
|   $ make install |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p>It will install <code>libOpenVG.so</code>, <code>libEGL.so</code>, and one |  | ||||||
| or more EGL drivers.</p> |  | ||||||
|  |  | ||||||
| <h2>OpenVG Demos</h2> |  | ||||||
|  |  | ||||||
| <p>OpenVG demos can be found in mesa/demos repository.</p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,81 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Off-screen Rendering</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Off-screen Rendering</h1> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa's off-screen interface is used for rendering into user-allocated memory |  | ||||||
| without any sort of window system or operating system dependencies. |  | ||||||
| That is, the GL_FRONT colorbuffer is actually a buffer in main memory, |  | ||||||
| rather than a window on your display. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The OSMesa API provides three basic functions for making off-screen |  | ||||||
| renderings: OSMesaCreateContext(), OSMesaMakeCurrent(), and |  | ||||||
| OSMesaDestroyContext().  See the Mesa/include/GL/osmesa.h header for |  | ||||||
| more information about the API functions. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The OSMesa interface may be used with any of three software renderers: |  | ||||||
| </p> |  | ||||||
| <ol> |  | ||||||
| <li>llvmpipe - this is the high-performance Gallium LLVM driver |  | ||||||
| <li>softpipe - this it the reference Gallium software driver |  | ||||||
| <li>swrast - this is the legacy Mesa software rasterizer |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| There are several examples of OSMesa in the mesa/demos repository. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <h1>Building OSMesa</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Configure and build Mesa with something like: |  | ||||||
|  |  | ||||||
| <pre> |  | ||||||
| configure --enable-osmesa --disable-driglx-direct --disable-dri --with-gallium-drivers=swrast |  | ||||||
| make |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Make sure you have LLVM installed first if you want to use the llvmpipe driver. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When the build is complete you should find: |  | ||||||
| </p> |  | ||||||
| <pre> |  | ||||||
| lib/libOSMesa.so  (swrast-based OSMesa) |  | ||||||
| lib/gallium/libOSMsea.so  (gallium-based OSMesa) |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Set your LD_LIBRARY_PATH to point to one directory or the other to select |  | ||||||
| the library you want to use. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| When you link your application, link with -lOSMesa |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,31 +0,0 @@ | |||||||
| ARB_texture_float: |  | ||||||
|  |  | ||||||
|     Silicon Graphics, Inc. owns US Patent #6,650,327, issued November 18, |  | ||||||
|     2003 [1]. |  | ||||||
|  |  | ||||||
|     SGI believes this patent contains necessary IP for graphics systems |  | ||||||
|     implementing floating point rasterization and floating point |  | ||||||
|     framebuffer capabilities described in ARB_texture_float extension, and |  | ||||||
|     will discuss licensing on RAND terms, on an individual basis with |  | ||||||
|     companies wishing to use this IP in the context of conformant OpenGL |  | ||||||
|     implementations [2]. |  | ||||||
|  |  | ||||||
|     The source code to implement ARB_texture_float extension is included |  | ||||||
|     and can be toggled on at compile time, for those who purchased a |  | ||||||
|     license from SGI, or are in a country where the patent does not apply, |  | ||||||
|     etc. |  | ||||||
|  |  | ||||||
|     The software is provided "as is", without warranty of any kind, express |  | ||||||
|     or implied, including but not limited to the warranties of |  | ||||||
|     merchantability, fitness for a particular purpose and noninfringement. |  | ||||||
|     In no event shall the authors or copyright holders be liable for any |  | ||||||
|     claim, damages or other liability, whether in an action of contract, |  | ||||||
|     tort or otherwise, arising from, out of or in connection with the |  | ||||||
|     software or the use or other dealings in the software. |  | ||||||
|  |  | ||||||
|     You should contact a lawyer or SGI's legal department if you want to |  | ||||||
|     enable this extension. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| [1] http://www.google.com/patents/about?id=mIIOAAAAEBAJ&dq=6650327 |  | ||||||
| [2] http://www.opengl.org/registry/specs/ARB/texture_float.txt |  | ||||||
| @@ -1,76 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Performance Tips</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Performance Tips</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Performance tips for software rendering: |  | ||||||
| </p> |  | ||||||
| <ol> |  | ||||||
|  |  | ||||||
| <li> Turn off smooth shading when you don't need it (glShadeModel) |  | ||||||
| <li> Turn off depth buffering when you don't need it. |  | ||||||
| <li> Turn off dithering when not needed. |  | ||||||
| <li> Use double buffering as it's often faster than single buffering |  | ||||||
| <li> Compile in the X Shared Memory extension option if it's supported |  | ||||||
|       on your system by adding -DSHM to CFLAGS and -lXext to XLIBS for |  | ||||||
|       your system in the Make-config file. |  | ||||||
| <li> Recompile Mesa with more optimization if possible. |  | ||||||
| <li> Try to maximize the amount of drawing done between glBegin/glEnd pairs. |  | ||||||
| <li> Use the MESA_BACK_BUFFER variable to find best performance in double |  | ||||||
|       buffered mode.  (X users only) |  | ||||||
| <li> Optimized polygon rasterizers are employed when: |  | ||||||
|          rendering into back buffer which is an XImage |  | ||||||
|          RGB mode, not grayscale, not monochrome |  | ||||||
|          depth buffering is GL_LESS, or disabled |  | ||||||
|          flat or smooth shading |  | ||||||
|          dithered or non-dithered |  | ||||||
|          no other rasterization operations enabled (blending, stencil, etc) |  | ||||||
| <li> Optimized line drawing is employed when: |  | ||||||
|          rendering into back buffer which is an XImage |  | ||||||
|          RGB mode, not grayscale, not monochrome |  | ||||||
|          depth buffering is GL_LESS or disabled |  | ||||||
|          flat shading |  | ||||||
|          dithered or non-dithered |  | ||||||
|          no other rasterization operations enabled (blending, stencil, etc) |  | ||||||
| <li> Textured polygons are fastest when: |  | ||||||
|          using a 3-component (RGB), 2-D texture |  | ||||||
|          minification and magnification filters are GL_NEAREST |  | ||||||
|          texture coordinate wrap modes for S and T are GL_REPEAT |  | ||||||
|          GL_DECAL environment mode |  | ||||||
|          glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST ) |  | ||||||
|          depth buffering is GL_LESS or disabled |  | ||||||
| <li> Lighting is fastest when: |  | ||||||
|          Two-sided lighting is disabled |  | ||||||
|          GL_LIGHT_MODEL_LOCAL_VIEWER is false |  | ||||||
|          GL_COLOR_MATERIAL is disabled |  | ||||||
|          No spot lights are used (all GL_SPOT_CUTOFFs are 180.0) |  | ||||||
|          No local lights are used (all position W's are 0.0) |  | ||||||
|          All material and light coefficients are >= zero |  | ||||||
| <li> XFree86 users:  if you want to use 24-bit color try starting your |  | ||||||
|       X server in 32-bit per pixel mode for better performance.  That is, |  | ||||||
|       start your X server with |  | ||||||
|          startx -- -bpp 32 |  | ||||||
|       instead of |  | ||||||
|          startx -- -bpp 24 |  | ||||||
| <li> Try disabling dithering with the MESA_NO_DITHER environment variable. |  | ||||||
|       If this env var is defined Mesa will disable dithering and the |  | ||||||
|       command glEnable(GL_DITHER) will be ignored. |  | ||||||
| </ol> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,64 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Gallium Post-processing</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Gallium Post-processing</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The Gallium drivers support user-defined image post-processing. |  | ||||||
| At the end of drawing a frame a post-processing filter can be applied to |  | ||||||
| the rendered image. |  | ||||||
| Example filters include morphological antialiasing and cell shading. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The filters can be toggled per-app via driconf, or per-session via the |  | ||||||
| corresponding environment variables. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Multiple filters can be used together. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>PP environment variables</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>PP_DEBUG - If defined debug information will be printed to stderr. |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <h2>Current filters</h2> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>pp_nored, pp_nogreen, pp_noblue - set to 1 to remove the corresponding color channel. |  | ||||||
| These are basic filters for easy testing of the PP queue. |  | ||||||
| <li>pp_jimenezmlaa, pp_jimenezmlaa_color - |  | ||||||
| <a href="http://www.iryokufx.com/mlaa/" target=_blank>Jimenez's MLAA</a> |  | ||||||
| is a morphological antialiasing filter. |  | ||||||
| The two versions use depth and color data, respectively. |  | ||||||
| Which works better depends on the app - depth will not blur text, but it will |  | ||||||
| miss transparent textures for example. |  | ||||||
| Set to a number from 2 to 32, roughly corresponding to quality. |  | ||||||
| Numbers higher than 8 see minimizing gains. |  | ||||||
| <li>pp_celshade - set to 1 to enable cell shading (a more complex color filter). |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <br> |  | ||||||
| <br> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,29 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Precompiled libraries</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Precompiled Libraries</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| In general, precompiled Mesa libraries are not available. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| However, some Linux distros (such as Ubuntu) seem to closely track |  | ||||||
| Mesa and often have the latest Mesa release available as an update. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,124 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Release Notes</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Release Notes</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| The release notes summarize what's new or changed in each Mesa release. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="relnotes/10.0.html">10.0 release notes</a> |  | ||||||
| <li><a href="relnotes/9.2.2.html">9.2.2 release notes</a> |  | ||||||
| <li><a href="relnotes/9.2.1.html">9.2.1 release notes</a> |  | ||||||
| <li><a href="relnotes/9.2.html">9.2 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.7.html">9.1.7 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.6.html">9.1.6 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.5.html">9.1.5 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.4.html">9.1.4 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.3.html">9.1.3 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.2.html">9.1.2 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.1.html">9.1.1 release notes</a> |  | ||||||
| <li><a href="relnotes/9.1.html">9.1 release notes</a> |  | ||||||
| <li><a href="relnotes/9.0.3.html">9.0.3 release notes</a> |  | ||||||
| <li><a href="relnotes/9.0.2.html">9.0.2 release notes</a> |  | ||||||
| <li><a href="relnotes/9.0.1.html">9.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/9.0.html">9.0 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.5.html">8.0.5 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.4.html">8.0.4 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.3.html">8.0.3 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.2.html">8.0.2 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.1.html">8.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/8.0.html">8.0 release notes</a> |  | ||||||
| <li><a href="relnotes/7.11.2.html">7.11.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.11.1.html">7.11.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.11.html">7.11 release notes</a> |  | ||||||
| <li><a href="relnotes/7.10.3.html">7.10.3 release notes</a> |  | ||||||
| <li><a href="relnotes/7.10.2.html">7.10.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.10.1.html">7.10.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.10.html">7.10 release notes</a> |  | ||||||
| <li><a href="relnotes/7.9.2.html">7.9.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.9.1.html">7.9.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.9.html">7.9 release notes</a> |  | ||||||
| <li><a href="relnotes/7.8.3.html">7.8.3 release notes</a> |  | ||||||
| <li><a href="relnotes/7.8.2.html">7.8.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.8.1.html">7.8.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.8.html">7.8 release notes</a> |  | ||||||
| <li><a href="relnotes/7.7.1.html">7.7.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.7.html">7.7 release notes</a> |  | ||||||
| <li><a href="relnotes/7.6.1.html">7.6.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.6.html">7.6 release notes</a> |  | ||||||
| <li><a href="relnotes/7.5.2.html">7.5.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.5.1.html">7.5.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.5.html">7.5 release notes</a> |  | ||||||
| <li><a href="relnotes/7.4.4.html">7.4.4 release notes</a> |  | ||||||
| <li><a href="relnotes/7.4.3.html">7.4.3 release notes</a> |  | ||||||
| <li><a href="relnotes/7.4.2.html">7.4.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.4.1.html">7.4.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.4.html">7.4 release notes</a> |  | ||||||
| <li><a href="relnotes/7.3.html">7.3 release notes</a> |  | ||||||
| <li><a href="relnotes/7.2.html">7.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.1.html">7.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.0.4.html">7.0.4 release notes</a> |  | ||||||
| <li><a href="relnotes/7.0.3.html">7.0.3 release notes</a> |  | ||||||
| <li><a href="relnotes/7.0.2.html">7.0.2 release notes</a> |  | ||||||
| <li><a href="relnotes/7.0.1.html">7.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/7.0.html">7.0 release notes</a> |  | ||||||
| <li><a href="relnotes/6.5.3.html">6.5.3 release notes</a> |  | ||||||
| <li><a href="relnotes/6.5.2.html">6.5.2 release notes</a> |  | ||||||
| <li><a href="relnotes/6.5.1.html">6.5.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.5.html">6.5 release notes</a> |  | ||||||
| <li><a href="relnotes/6.4.2.html">6.4.2 release notes</a> |  | ||||||
| <li><a href="relnotes/6.4.1.html">6.4.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.4.html">6.4 release notes</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Versions of Mesa prior to 6.4 are summarized in the |  | ||||||
| <a href="versions.html">versions file</a> and the following release notes. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li><a href="relnotes/6.3.2">6.3.2 release notes</a> |  | ||||||
| <li><a href="relnotes/6.3.1">6.3.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.3">6.3 release notes</a> |  | ||||||
| <li><a href="relnotes/6.2.1">6.2.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.2">6.2 release notes</a> |  | ||||||
| <li><a href="relnotes/6.1">6.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.0.1">6.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/6.0">6.0 release notes</a> |  | ||||||
| <li><a href="relnotes/5.1">5.1 release notes</a> |  | ||||||
| <li><a href="relnotes/5.0.2">5.0.2 release notes</a> |  | ||||||
| <li><a href="relnotes/5.0.1">5.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/5.0">5.0 release notes</a> |  | ||||||
| <li><a href="relnotes/4.1">4.1 release notes</a> |  | ||||||
| <li><a href="relnotes/4.0.3">4.0.3 release notes</a> |  | ||||||
| <li><a href="relnotes/4.0.2">4.0.2 release notes</a> |  | ||||||
| <li><a href="relnotes/4.0.1">4.0.1 release notes</a> |  | ||||||
| <li><a href="relnotes/4.0">4.0 release notes</a> |  | ||||||
| <li><a href="relnotes/3.5">3.5 release notes</a> |  | ||||||
| <li><a href="relnotes/3.4.2">3.4.2 release notes</a> |  | ||||||
| <li><a href="relnotes/3.4.1">3.4.1 release notes</a> |  | ||||||
| <li><a href="relnotes/3.4">3.4 release notes</a> |  | ||||||
| <li><a href="relnotes/3.3">3.3 release notes</a> |  | ||||||
| <li><a href="relnotes/3.2.1">3.2.1 release notes</a> |  | ||||||
| <li><a href="relnotes/3.2">3.2 release notes</a> |  | ||||||
| <li><a href="relnotes/3.1">3.1 release notes</a> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,71 +0,0 @@ | |||||||
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |  | ||||||
| <html lang="en"> |  | ||||||
| <head> |  | ||||||
|   <meta http-equiv="content-type" content="text/html; charset=utf-8"> |  | ||||||
|   <title>Mesa Release Notes</title> |  | ||||||
|   <link rel="stylesheet" type="text/css" href="../mesa.css"> |  | ||||||
| </head> |  | ||||||
| <body> |  | ||||||
|  |  | ||||||
| <div class="header"> |  | ||||||
|   <h1>The Mesa 3D Graphics Library</h1> |  | ||||||
| </div> |  | ||||||
|  |  | ||||||
| <iframe src="../contents.html"></iframe> |  | ||||||
| <div class="content"> |  | ||||||
|  |  | ||||||
| <h1>Mesa 10.0 Release Notes / TBD</h1> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Mesa 10.0 is a new development release. |  | ||||||
| People who are concerned with stability and reliability should stick |  | ||||||
| with a previous release or wait for Mesa 10.0.1. |  | ||||||
| </p> |  | ||||||
| <p> |  | ||||||
| Mesa 10.0 implements the OpenGL 3.3 API, but the version reported by |  | ||||||
| glGetString(GL_VERSION) or glGetIntegerv(GL_MAJOR_VERSION) / |  | ||||||
| glGetIntegerv(GL_MINOR_VERSION) depends on the particular driver being used. |  | ||||||
| Some drivers don't support all the features required in OpenGL 3.3.  OpenGL |  | ||||||
| 3.3 is <strong>only</strong> available if requested at context creation |  | ||||||
| because compatibility contexts are not supported. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>MD5 checksums</h2> |  | ||||||
| <pre> |  | ||||||
| TBD. |  | ||||||
| </pre> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>New features</h2> |  | ||||||
|  |  | ||||||
| <p> |  | ||||||
| Note: some of the new features are only available with certain drivers. |  | ||||||
| </p> |  | ||||||
|  |  | ||||||
| <ul> |  | ||||||
| <li>GL_AMD_seamless_cubemap_per_texture on i965.</li> |  | ||||||
| <li>GL_ARB_conservative_depth on i965.</li> |  | ||||||
| <li>GL_ARB_texture_gather on i965.</li> |  | ||||||
| <li>GL_ARB_texture_query_levels on i965.</li> |  | ||||||
| <li>GL_ARB_texture_mirror_clamp_to_edge.</li> |  | ||||||
| <li>GL_ARB_transform_feedback2, GL_ARB_transform_feedback3, and GL_ARB_transform_feedback_instanced on i965/Gen7 (with appropriate kernel support).</li> |  | ||||||
| <li>GL_ARB_sample_shading on i965.</li> |  | ||||||
| <li>GL_ARB_shader_atomic_counters on i965.</li> |  | ||||||
| <li>GL_ARB_vertex_attrib_binding</li> |  | ||||||
| <li>GL_ARB_vertex_type_10f_11f_11f_rev on i965 and r600g</li> |  | ||||||
| <li>GL_KHR_debug</li> |  | ||||||
| </ul> |  | ||||||
|  |  | ||||||
|  |  | ||||||
| <h2>Bug fixes</h2> |  | ||||||
|  |  | ||||||
| TBD. |  | ||||||
|  |  | ||||||
| <h2>Changes</h2> |  | ||||||
|  |  | ||||||
| TBD. |  | ||||||
|  |  | ||||||
| </div> |  | ||||||
| </body> |  | ||||||
| </html> |  | ||||||
| @@ -1,145 +0,0 @@ | |||||||
|  |  | ||||||
|                          Mesa 3.1 release notes |  | ||||||
|  |  | ||||||
|                              PLEASE READ!!!! |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New copyright |  | ||||||
| ------------- |  | ||||||
|  |  | ||||||
| Mesa 3.1 will be distributed under an XFree86-style copyright instead |  | ||||||
| of the GNU LGPL. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New directories |  | ||||||
| --------------- |  | ||||||
|  |  | ||||||
| All documentation files are now in the docs/ directory. |  | ||||||
| All shell scripts are now in the bin/ directory. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New library names |  | ||||||
| ----------------- |  | ||||||
|  |  | ||||||
| Formerly, the main Mesa library was named libMesaGL.so (or libMesaGL.a) |  | ||||||
| and the GLU library was named libMesaGLU.so (or libMesaGLU.a). |  | ||||||
|  |  | ||||||
| Now, the main library is named libGL.so (or libGL.a) and the GLU library |  | ||||||
| is named libGLU.so (or libGLU.a). |  | ||||||
|  |  | ||||||
| The change allows Mesa to be more easily substituted for OpenGL. |  | ||||||
| Specifically, the linker/loader on some Unix-like systems won't |  | ||||||
| allow libMesaGL.so to be used instead of libGL.so if the application |  | ||||||
| was linked with the former. |  | ||||||
|  |  | ||||||
| Warning: if you have another OpenGL implementation installed on your |  | ||||||
| system (i.e. you have another OpenGL libGL.so) you'll have to be |  | ||||||
| carefull about which library (OpenGL or Mesa) you link against.  Be |  | ||||||
| aware of -L linker flags and the value of the LD_LIBRARY_PATH environment |  | ||||||
| variable. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New library versioning |  | ||||||
| ---------------------- |  | ||||||
|  |  | ||||||
| Previously, the Mesa GL library was named libMesaGL.so.3.0 |  | ||||||
| To better support Linux/OpenGL standards, the Mesa GL library is now |  | ||||||
| named libGL.so.1.2.030100  This indicates version 1.2 of the OpenGL spec |  | ||||||
| and Mesa implementation 3.1.0 |  | ||||||
|  |  | ||||||
| In the long term this will allow better interoperability with other |  | ||||||
| OpenGL implementations, especially on Linux.  In the short term, |  | ||||||
| OpenGL apps may have to be relinked to use the new library naming. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New makefiles |  | ||||||
| ------------- |  | ||||||
|  |  | ||||||
| The old Makefiles found in the various directories have been renamed |  | ||||||
| to Makefile.X11 in order to prevent filename collisions with autoconfig- |  | ||||||
| generated Makefiles. |  | ||||||
|  |  | ||||||
| The top-level Makefile simply includes Makefile.X11 |  | ||||||
| If your top-level Makefile get's overwritten/destroyed you can restore |  | ||||||
| it by copying Makefile.X11 to Makefile |  | ||||||
|  |  | ||||||
|  |  | ||||||
| New extensions |  | ||||||
| -------------- |  | ||||||
|  |  | ||||||
| GL_EXT_stencil_wrap |  | ||||||
| 	Implements two new stencil operations: GL_INCR_WRAP_EXT and |  | ||||||
| 	GL_DECR_WRAP_EXT which allow stencil increment and decrement |  | ||||||
| 	without clamping. |  | ||||||
|  |  | ||||||
| GL_INGR_blend_func_separate |  | ||||||
| 	Allows specification of blend factors for RGB and Alpha independently. |  | ||||||
| 	(INGR = Intergraph) |  | ||||||
|  |  | ||||||
| GL_ARB_multitexture |  | ||||||
| 	Multiple simultaneous textures.  (ARB = Architecture Review Board) |  | ||||||
|  |  | ||||||
| GL_NV_texgen_reflection |  | ||||||
| 	nVidia texgen extension for better reflection mapping. |  | ||||||
|  |  | ||||||
| GL_PGI_misc_hints |  | ||||||
| 	Assorted transformation hints. |  | ||||||
|  |  | ||||||
| GL_EXT_compiled_vertex_array |  | ||||||
| 	Compiled vertex arrays. |  | ||||||
|  |  | ||||||
| GL_EXT_clip_volume_hint |  | ||||||
| 	Allows one to disable clip volume (frustum) testing. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Extensions removed |  | ||||||
| ------------------ |  | ||||||
|  |  | ||||||
| GL_EXT_multitexture - obsolete in favor of GL_ARB_multitexture |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Config file |  | ||||||
| ----------- |  | ||||||
|  |  | ||||||
| By default, /etc/mesa.conf will be read when Mesa starts.  This |  | ||||||
| file controls default hints, enable/disable of extensions, and |  | ||||||
| more.  See the CONFIG file for documentation. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Optimizations |  | ||||||
| ------------- |  | ||||||
|  |  | ||||||
| Keith Whitwell has contributed significant optimizations to Mesa's |  | ||||||
| vertex transformation code.  Basically, the whole transformation |  | ||||||
| stage of Mesa has been rewritten. |  | ||||||
|  |  | ||||||
| It's impossible to give a speedup factor.  You'll just have to |  | ||||||
| try your app and see how it performs. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Device Driver changes |  | ||||||
| --------------------- |  | ||||||
|  |  | ||||||
| A bunch of new device driver functions have been added.  See src/dd.h |  | ||||||
| Keith Harrison contributed many of them.  I've been planning on adding |  | ||||||
| a bunch of functions like these to make writing hardware drivers easier. |  | ||||||
| More such function will probably be added in the near future. |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Miscellaneous |  | ||||||
| ------------- |  | ||||||
|  |  | ||||||
| util/glstate.c has some handy functions for debugging.  Basically, it |  | ||||||
| offers a simple function for printing GL state variables.  It's not |  | ||||||
| finished yet.  There's a LOT more GLenum records to be added (see the |  | ||||||
| code).  Anyone want to help? |  | ||||||
|  |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
| @@ -1,11 +0,0 @@ | |||||||
|  |  | ||||||
|                          Mesa 3.2 release notes |  | ||||||
|  |  | ||||||
|                              PLEASE READ!!!! |  | ||||||
|  |  | ||||||
|  |  | ||||||
| Mesa 3.2 is a stabilization of the Mesa 3.1 release.  No new features |  | ||||||
| have been added.  For a list of bug fixes please read the VERSIONS file. |  | ||||||
|  |  | ||||||
|  |  | ||||||
| ---------------------------------------------------------------------- |  | ||||||
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