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			mesa-10.6.
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			vtx-0-2-24
		
	
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| @@ -1,12 +0,0 @@ | ||||
| ((prog-mode | ||||
|   (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))) | ||||
|   ) | ||||
|  (makefile-mode (indent-tabs-mode . t)) | ||||
|  ) | ||||
							
								
								
									
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| *.dsp -crlf | ||||
| *.dsw -crlf | ||||
| *.sln -crlf | ||||
| *.vcproj -crlf | ||||
							
								
								
									
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| *.a | ||||
| *.dll | ||||
| *.exe | ||||
| *.ilk | ||||
| *.la | ||||
| *.lo | ||||
| *.log | ||||
| *.o | ||||
| *.obj | ||||
| *.os | ||||
| *.pc | ||||
| *.pdb | ||||
| *.pyc | ||||
| *.pyo | ||||
| *.so | ||||
| *.so.* | ||||
| *.sw[a-z] | ||||
| *.tar | ||||
| *.tar.bz2 | ||||
| *.tar.gz | ||||
| *.tar.xz | ||||
| *.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 | ||||
| .install-mesa-links | ||||
| @@ -1,80 +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 -D_GNU_SOURCE | ||||
| else | ||||
| LOCAL_CC := $(TARGET_CC) -std=c99 | ||||
| endif | ||||
| endif | ||||
|  | ||||
| LOCAL_C_INCLUDES += \ | ||||
| 	$(MESA_TOP)/src \ | ||||
| 	$(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___BUILTIN_EXPECT \ | ||||
| 	-DHAVE___BUILTIN_FFS \ | ||||
| 	-DHAVE___BUILTIN_FFSLL \ | ||||
| 	-DHAVE_FUNC_ATTRIBUTE_FLATTEN \ | ||||
| 	-DHAVE_FUNC_ATTRIBUTE_UNUSED \ | ||||
| 	-DHAVE_FUNC_ATTRIBUTE_FORMAT \ | ||||
| 	-DHAVE_FUNC_ATTRIBUTE_PACKED \ | ||||
| 	-DHAVE___BUILTIN_CTZ \ | ||||
| 	-DHAVE___BUILTIN_POPCOUNT \ | ||||
| 	-DHAVE___BUILTIN_POPCOUNTLL \ | ||||
| 	-DHAVE___BUILTIN_CLZ \ | ||||
| 	-DHAVE___BUILTIN_CLZLL \ | ||||
| 	-DHAVE___BUILTIN_UNREACHABLE \ | ||||
| 	-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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							| @@ -1,106 +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 freedreno 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) | ||||
| ifeq ($(filter 1 2 3 4,$(MESA_ANDROID_MAJOR_VERSION)),) | ||||
| MESA_LOLLIPOP_BUILD := true | ||||
| else | ||||
| define local-generated-sources-dir | ||||
| $(call local-intermediates-dir) | ||||
| endef | ||||
| endif | ||||
|  | ||||
| MESA_COMMON_MK := $(MESA_TOP)/Android.common.mk | ||||
| MESA_PYTHON2 := python | ||||
|  | ||||
| DRM_GRALLOC_TOP := hardware/drm_gralloc | ||||
|  | ||||
| classic_drivers := i915 i965 | ||||
| gallium_drivers := swrast freedreno 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 $(MESA_GPU_DRIVERS)),) | ||||
|  | ||||
| SUBDIRS := \ | ||||
| 	src/loader \ | ||||
| 	src/mapi \ | ||||
| 	src/glsl \ | ||||
| 	src/mesa \ | ||||
| 	src/util \ | ||||
| 	src/egl/main | ||||
|  | ||||
| ifeq ($(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 | ||||
|  | ||||
| include $(call all-named-subdir-makefiles,$(SUBDIRS)) | ||||
|  | ||||
| endif | ||||
							
								
								
									
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							| @@ -1,15 +0,0 @@ | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/STATIC_LIBRARIES/libmesa_*_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/i9*5_dri_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libglapi_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libGLES_mesa_intermediates) | ||||
| $(call add-clean-step, rm -rf $(OUT_DIR)/host/$(HOST_OS)-$(HOST_ARCH)/obj/EXECUTABLES/mesa_*_intermediates) | ||||
| $(call add-clean-step, rm -rf $(OUT_DIR)/host/$(HOST_OS)-$(HOST_ARCH)/obj/EXECUTABLES/glsl_compiler_intermediates) | ||||
| $(call add-clean-step, rm -rf $(OUT_DIR)/host/$(HOST_OS)-$(HOST_ARCH)/obj/STATIC_LIBRARIES/libmesa_glsl_utils_intermediates) | ||||
|  | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/*/STATIC_LIBRARIES/libmesa_*_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/*/SHARED_LIBRARIES/i9?5_dri_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/*/SHARED_LIBRARIES/libglapi_intermediates) | ||||
| $(call add-clean-step, rm -rf $(PRODUCT_OUT)/*/SHARED_LIBRARIES/libGLES_mesa_intermediates) | ||||
| $(call add-clean-step, rm -rf $(HOST_OUT_release)/*/EXECUTABLES/mesa_*_intermediates) | ||||
| $(call add-clean-step, rm -rf $(HOST_OUT_release)/*/EXECUTABLES/glsl_compiler_intermediates) | ||||
| $(call add-clean-step, rm -rf $(HOST_OUT_release)/*/STATIC_LIBRARIES/libmesa_*_intermediates) | ||||
							
								
								
									
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							| @@ -0,0 +1,108 @@ | ||||
| # Mesa 3-D graphics library | ||||
| # Version:  4.0 | ||||
| #  | ||||
| # Copyright (C) 1999  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. | ||||
|  | ||||
| # DOS/DJGPP makefile v1.4 for Mesa | ||||
| # | ||||
| #  Copyright (C) 2002 - Borca Daniel | ||||
| #  Email : dborca@users.sourceforge.net | ||||
| #  Web   : http://www.geocities.com/dborca | ||||
|  | ||||
|  | ||||
| # | ||||
| #  Available options: | ||||
| # | ||||
| #    Environment variables: | ||||
| #	CPU		optimize for the given processor. | ||||
| #			default = pentium | ||||
| #	GLU=[mesa|sgi]	specify GLU directory; can be `sgi' (requires GNU/C++) | ||||
| #			or `mesa'. | ||||
| #			default = mesa | ||||
| #	GLIDE		path to Glide3 SDK; used with FX. | ||||
| #			default = $(TOP)/glide3 | ||||
| #	FX=1		build for 3dfx Glide3. Note that this disables | ||||
| #			compilation of most DMesa code and requires fxMesa. | ||||
| #			As a consequence, you'll need the DJGPP Glide3 | ||||
| #			library to build any application. | ||||
| #			default = no | ||||
| #	MATROX=1	build for Matrox Millennium I (MGA2064W) cards. | ||||
| #			This is experimental and not intensively tested. | ||||
| #			default = no | ||||
| #	HAVE_X86=1	optimize for i386. | ||||
| #			default = no | ||||
| #	HAVE_MMX=1	allow MMX specializations, provided your assembler | ||||
| #			supports MMX instruction set. However, the true CPU | ||||
| #			capabilities are checked at run-time to avoid crashes. | ||||
| #			default = no | ||||
| #	HAVE_SSE=1	(see HAVE_MMX) | ||||
| #			default = no | ||||
| #	HAVE_3DNOW=1	(see HAVE_MMX) | ||||
| #			default = no | ||||
| # | ||||
| #    Targets: | ||||
| #	all:		build everything | ||||
| #	libgl:		build GL | ||||
| #	libglu:		build GLU | ||||
| #	libglut:	build GLUT | ||||
| #	clean:		remove object files | ||||
| #	realclean:	remove all generated files | ||||
| # | ||||
|  | ||||
|  | ||||
|  | ||||
| .PHONY : all libgl libglu libglut clean realclean | ||||
|  | ||||
| CPU ?= pentium | ||||
|  | ||||
| GLU ?= mesa | ||||
|  | ||||
| CFLAGS = -Wall -W -pedantic | ||||
| CFLAGS += -O2 -ffast-math -mcpu=$(CPU) | ||||
|  | ||||
| export CFLAGS | ||||
|  | ||||
| ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) | ||||
| UNLINK = del $(subst /,\,$(1)) | ||||
| else | ||||
| UNLINK = $(RM) $(1) | ||||
| endif | ||||
|  | ||||
| all: libgl libglu libglut | ||||
|  | ||||
| libgl: lib | ||||
| 	$(MAKE) -f Makefile.DJ -C src/mesa | ||||
| libglu: lib | ||||
| 	$(MAKE) -f Makefile.DJ -C src/glu/$(GLU) | ||||
| libglut: lib | ||||
| 	$(MAKE) -f Makefile.DJ -C src/glut/dos | ||||
|  | ||||
| lib: | ||||
| 	mkdir lib | ||||
|  | ||||
| clean: | ||||
| 	$(MAKE) -f Makefile.DJ clean -C src/mesa | ||||
| 	$(MAKE) -f Makefile.DJ clean -C src/glu/mesa | ||||
| 	$(MAKE) -f Makefile.DJ clean -C src/glu/sgi | ||||
| 	$(MAKE) -f Makefile.DJ clean -C src/glut/dos | ||||
|  | ||||
| realclean: clean | ||||
| 	-$(call UNLINK,lib/*.a) | ||||
| 	-$(call UNLINK,lib/*.dxe) | ||||
							
								
								
									
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							| @@ -0,0 +1,622 @@ | ||||
| # $Id: Makefile.X11,v 1.89.2.1 2003/11/24 12:01:39 keithw Exp $ | ||||
|  | ||||
| # Mesa 3-D graphics library | ||||
| # Version:  5.1 | ||||
| #  | ||||
| # Copyright (C) 1999-2003  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 beos-r4               for BeOS R4" | ||||
| 	@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 freebsd               for FreeBSD systems with GCC" | ||||
| 	@echo "  make freebsd-386           for FreeBSD systems with GCC, w/ Intel assembly" | ||||
| 	@echo "  make gcc-sl                for a generic system with GCC for shared libs" | ||||
| 	@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 and 11.x" | ||||
| 	@echo "  make hpux10-sl             for HP systems with HPUX 10.x and 11.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 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" | ||||
| 	@echo "  make linux-x86             for Linux with x86 optimizations" | ||||
| 	@echo "  make linux-ggi             for Linux with libggi driver" | ||||
| 	@echo "  make linux-x86-ggi         for Linux with libggi driver and x86 optimizations" | ||||
| 	@echo "  make linux-glide           for Linux with 3Dfx Glide driver" | ||||
| 	@echo "  make linux-x86-glide       for Linux with 3Dfx Glide driver and x86 opts" | ||||
| 	@echo "  make linux-alpha           for Linux with Alpha optimizations" | ||||
| 	@echo "  make linux-alpha-static    for Linux with Alpha opts, make static libs" | ||||
| 	@echo "  make linux-ppc             for Linux with PowerPC opts" | ||||
| 	@echo "  make linux-ppc-static      for Linux with PowerPC opts, make static libs" | ||||
| 	@echo "  make linux-sparc           for Linux with Sparc optimzations" | ||||
| 	@echo "  make linux-sparc5          for Linux with Sparc5 optimizations" | ||||
| 	@echo "  make linux-sparc-ultra     for Linux with UltraSparc optimizations" | ||||
| 	@echo "  make linux-osmesa16        for 16-bit/channel OSMesa" | ||||
| 	@echo "  make linux-osmesa16-static for 16-bit/channel OSMesa, make static libs" | ||||
| 	@echo "  make linux-osmesa32        for 32-bit/channel OSMesa" | ||||
| 	@echo "  make linux-solo            for Linux standalone with dri drivers" | ||||
| 	@echo "  make linux-icc             for Linux with the Intel C/C++ compiler" | ||||
| 	@echo "  make lynxos                for LynxOS systems with GCC" | ||||
| 	@echo "  make mklinux               for Linux on Power Macintosh" | ||||
| 	@echo "  make netbsd                for NetBSD 1.0 systems with GCC" | ||||
| 	@echo "  make openbsd               for OpenBSD systems" | ||||
| 	@echo "  make openstep              for OpenStep/MacOSX Server systems" | ||||
| 	@echo "  make osf1                  for DEC Alpha systems with OSF/1" | ||||
| 	@echo "  make qnx                   for QNX V4 systems with Watcom compiler" | ||||
| 	@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-smp            for Suns with SunOS 5.x, SMP optimization" | ||||
| 	@echo "  make sunos5-gcc            for Suns with SunOS 5.x and GCC" | ||||
| 	@echo "  make ultrix-gcc            for DEC systems with Ultrix and GCC" | ||||
| 	@echo "  make unixware              for PCs running UnixWare" | ||||
| 	@echo "  make unixware-shared       for PCs running UnixWare, shared libs" | ||||
| 	@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 darwin freebsd freebsd-386 gcc-sl \ | ||||
| hpux9 hpux9-sl hpux9-gcc hpux9-gcc-sl \ | ||||
| hpux10 hpux10-sl hpux10-gcc hpux10-gcc-sl \ | ||||
| linux linux-debug \ | ||||
| linux-x86 linux-x86-sse linux-icc linux-x86-static linux-x86-debug \ | ||||
| linux-glide linux-x86-glide linux-glide-debug \ | ||||
| linux-alpha-static linux-alpha \ | ||||
| linux-ppc-static linux-ppc \ | ||||
| linux-sparc linux-sparc5 linux-sparc-ultra \ | ||||
| mklinux netbsd osf1 openbsd qnx \ | ||||
| solaris-x86 solaris-x86-gcc \ | ||||
| sunos4 sunos4-sl sunos4-gcc sunos4-gcc-sl sunos4-gcc-x11r6-sl \ | ||||
| sunos5 sunos5-smp sunos5-gcc \ | ||||
| ultrix-gcc unixware: | ||||
| 	-mkdir lib | ||||
| 	if [ -d src/mesa     ] ; then touch src/mesa/depend     ; fi | ||||
| 	if [ -d src/glu/sgi  ] ; then touch src/glu/sgi/depend  ; fi | ||||
| 	if [ -d src/glut/glx ] ; then touch src/glut/glx/depend ; fi | ||||
| 	if [ -d src/glw      ] ; then touch src/glw/depend      ; fi | ||||
| 	if [ -d src/mesa      ] ; then cd src/mesa      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/sgi   ] ; then cd src/glu/sgi   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/glx  ] ; then cd src/glut/glx  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos   ] ; then cd progs/demos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos  ] ; then cd progs/xdemos  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/samples ] ; then cd progs/samples ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/redbook ] ; then cd progs/redbook ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glw       ] ; then cd src/glw       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
| gcc-mesa-sl: | ||||
| 	if [ -d src ] ; then cd src  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
| irix6-o32 irix6-o32-dso irix6-n32 irix6-n32-dso irix6-gcc-n32-sl: | ||||
| 	-mkdir lib32 | ||||
| 	if [ -d src/mesa      ] ; then touch src/mesa/depend      ; fi | ||||
| 	if [ -d src/glu/sgi   ] ; then touch src/glu/sgi/depend   ; fi | ||||
| 	if [ -d src/glut/glx ] ; then touch src/glut/glx/depend ; fi | ||||
| 	if [ -d src/glw ] ; then touch src/glw/depend ; fi | ||||
| 	if [ -d src/mesa      ] ; then cd src/mesa      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/sgi   ] ; then cd src/glu/sgi   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/glx ] ; then cd src/glut/glx ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos    ] ; then cd progs/demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos   ] ; then cd progs/xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/samples  ] ; then cd progs/samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/redbook     ] ; then cd progs/redbook     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glw ] ; then cd src/glw; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
| irix6-64 irix6-64-dso: | ||||
| 	-mkdir lib64 | ||||
| 	if [ -d src/mesa     ] ; then touch src/mesa/depend     ; fi | ||||
| 	if [ -d src/glu/sgi  ] ; then touch src/glu/sgi/depend  ; fi | ||||
| 	if [ -d src/glut/glx ] ; then touch src/glut/glx/depend ; fi | ||||
| 	if [ -d src/glw      ] ; then touch src/glw/depend      ; fi | ||||
| 	if [ -d src/mesa      ] ; then cd src/mesa      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/sgi   ] ; then cd src/glu/sgi   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/glx  ] ; then cd src/glut/glx  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos   ] ; then cd progs/demos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos  ] ; then cd progs/xdemos  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/samples ] ; then cd progs/samples ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/redbook ] ; then cd progs/redbook ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glw ] ; then cd src/glw; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
|  | ||||
| beos-r4: | ||||
| 	-mkdir lib | ||||
| 	-rm src/mesa/depend | ||||
| 	touch src/mesa/depend | ||||
| 	-rm src/glu/sgi/depend | ||||
| 	touch src/glu/sgi/depend | ||||
| 	if [ -d src/mesa      ] ; then cd src/mesa      ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
| 	if [ -d src/glu/sgi   ] ; then cd src/glu/sgi   ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
| 	if [ -d src/glut/beos ] ; then cd src/glut/beos ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
| 	if [ -d src/glut/beos ] ; then cp src/glut/beos/obj*/libglut.so lib  ; fi | ||||
| 	if [ -d progs/beos    ] ; then cd progs/beos    ; $(MAKE)                        ; fi | ||||
| 	if [ -d progs/demos   ] ; then cd progs/demos   ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
| 	if [ -d progs/samples ] ; then cd progs/samples ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
| 	if [ -d progs/redbook ] ; then cd progs/redbook ; $(MAKE) -f Makefile.BeOS-R4 $@ ; fi | ||||
|  | ||||
| cygnus cygnus-linux: | ||||
| 	-mkdir lib | ||||
| 	touch src/depend | ||||
| 	touch src-glu/depend | ||||
| 	if [ -d src/mesa     ] ; then cd src/mesa     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/sgi  ] ; then cd src/glu/sgi  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/glx ] ; then cd src/glut/glx ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos  ] ; then cd progs/demos  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos ] ; then cd progs/xdemos ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glw      ] ; then cd src/glw      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
| openstep: | ||||
| 	-mkdir lib | ||||
| 	cd src/mesa    ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||
| 	cd src/glu/sgi ; $(MAKE) -f Makefile.X11 "MYCC=${CC}" $@ | ||||
|  | ||||
| linux-ggi linux-x86-ggi: | ||||
| 	-mkdir lib | ||||
| 	touch src/depend | ||||
| 	touch src/glu/sgi/depend | ||||
| 	if [ -d src/glut/glx    ] ; then touch src/glut/glx/depend ; fi | ||||
| 	if [ -d src/glw         ] ; then touch src/glw/depend ; fi | ||||
| 	if [ -d src/mesa        ] ; then cd src            ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/sgi     ] ; then cd src/glu/sgi    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/glx    ] ; then cd src/glut/glx   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d ggi/demos       ] ; then cd ggi/demos      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos     ] ; then cd progs/demos    ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos    ] ; then cd progs/xdemos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/samples   ] ; then cd progs/samples  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/redbook   ] ; then cd progs/redbook  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glw ] ; then cd src/glw; $(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-x86-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-osmesa16-static linux-osmesa32: | ||||
| 	-mkdir lib | ||||
| 	if [ -d src/mesa ] ; then touch src/mesa/depend ; fi | ||||
| 	if [ -d src/mesa ] ; then cd src/mesa ; $(MAKE) -f Makefile.OSMesa16 $@ ; fi | ||||
|  | ||||
| linux-solo: | ||||
| 	-mkdir lib | ||||
| 	if [ -d src/mesa     ] ; then touch src/mesa/depend     ; fi | ||||
| 	if [ -d src/glx/mini ] ; then touch src/glx/mini/depend  ; fi | ||||
| 	if [ -d src/glu/mini ] ; then touch src/glu/mini/depend  ; fi | ||||
| 	if [ -d src/glut/mini ] ; then touch src/glut/mini/depend  ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/r200 ] ; then touch src/mesa/drivers/dri/r200/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/r128 ] ; then touch src/mesa/drivers/dri/r128/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/radeon ] ; then touch src/mesa/drivers/dri/radeon/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/mga ] ; then touch src/mesa/drivers/dri/mga/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/i810 ] ; then touch src/mesa/drivers/dri/i810/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/i830 ] ; then touch src/mesa/drivers/dri/i830/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/sis ] ; then touch src/mesa/drivers/dri/sis/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/gamma ] ; then touch src/mesa/drivers/dri/gamma/depend ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/fb ] ; then touch src/mesa/drivers/dri/fb/depend ; fi | ||||
| 	if [ -d src/glut/mini ] ; then touch src/glut/mini/depend ; fi | ||||
| 	if [ -d progs/miniglx ] ; then touch progs/miniglx/depend ; fi | ||||
| 	if [ -d progs/tests ] ; then touch progs/tests/depend ; fi | ||||
| 	if [ -d src/mesa      ] ; then cd src/mesa      ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/r200 ] ; then cd src/mesa/drivers/dri/r200     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/r128 ] ; then cd src/mesa/drivers/dri/r128     ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/radeon ] ; then cd src/mesa/drivers/dri/radeon ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/mga ] ; then cd src/mesa/drivers/dri/mga       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/i810 ] ; then cd src/mesa/drivers/dri/i810       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/i830 ] ; then cd src/mesa/drivers/dri/i830       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/sis ] ; then cd src/mesa/drivers/dri/sis       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/gamma ] ; then cd src/mesa/drivers/dri/gamma       ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/mesa/drivers/dri/fb ] ; then cd src/mesa/drivers/dri/fb         ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glx/mini  ] ; then cd src/glx/mini  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glu/mini  ] ; then cd src/glu/mini  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d src/glut/mini ] ; then cd src/glut/mini ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/miniglx ] ; then cd progs/miniglx ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/tests   ] ; then cd progs/tests   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/demos   ] ; then cd progs/demos   ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/xdemos  ] ; then cd progs/xdemos  ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/samples ] ; then cd progs/samples ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
| 	if [ -d progs/redbook ] ; then cd progs/redbook ; $(MAKE) -f Makefile.X11 $@ ; fi | ||||
|  | ||||
| # Remove .o files, emacs backup files, etc. | ||||
| clean: | ||||
| 	if ! [ -f src/mesa/depend      ] ; then touch src/mesa/depend      ; fi | ||||
| 	if ! [ -f src/mesa/drivers/dri/r200/depend ];   then touch src/mesa/drivers/dri/r200/depend;   fi | ||||
| 	if ! [ -f src/mesa/drivers/dri/r128/depend ];   then touch src/mesa/drivers/dri/r128/depend;   fi | ||||
| 	if ! [ -f src/mesa/drivers/dri/radeon/depend ]; then touch src/mesa/drivers/dri/radeon/depend; fi | ||||
| 	if ! [ -f src/mesa/drivers/dri/mga/depend ];    then touch src/mesa/drivers/dri/mga/depend;    fi | ||||
| 	if ! [ -f src/mesa/drivers/dri/fb/depend ];     then touch src/mesa/drivers/dri/fb/depend;     fi | ||||
| 	if ! [ -f src/glu/mesa/depend  ] ; then touch src/glu/mesa/depend  ; fi | ||||
| 	if ! [ -f src/glu/sgi/depend   ] ; then touch src/glu/sgi/depend   ; fi | ||||
| 	if ! [ -f src/glu/mini/depend  ] ; then touch src/glu/mini/depend  ; fi | ||||
| 	if ! [ -f src/glut/glx/depend  ] ; then touch src/glut/glx/depend  ; fi | ||||
| 	if ! [ -f src/glut/mini/depend ] ; then touch src/glut/mini/depend ; fi | ||||
| 	if ! [ -f src/glx/mini/depend  ] ; then touch src/glx/mini/depend  ; fi | ||||
| 	if ! [ -f progs/tests/depend   ] ; then touch progs/tests/depend   ; fi | ||||
| 	if ! [ -f progs/miniglx/depend ] ; then touch progs/miniglx/depend ; fi | ||||
| 	-rm -f include/GL/*~ | ||||
| 	cd src/mesa          && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/mesa/drivers/dri/r200   && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/mesa/drivers/dri/r128   && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/mesa/drivers/dri/radeon && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/mesa/drivers/dri/mga    && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/mesa/drivers/dri/fb     && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glu/mesa      && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glu/sgi       && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glu/mini      && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glut/glx      && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glut/mini     && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glw           && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd src/glx/mini      && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/demos       && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/redbook     && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/xdemos      && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/samples     && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/tests       && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	cd progs/miniglx     && $(MAKE) -f Makefile.X11 $@ || true | ||||
| 	if [ -f src/mesa/depend      ] ; then rm src/mesa/depend      ; fi | ||||
| 	if [ -f src/mesa/drivers/dri/r200/depend ];   then rm -f src/mesa/drivers/dri/r200/depend;   fi | ||||
| 	if [ -f src/mesa/drivers/dri/r128/depend ];   then rm -f src/mesa/drivers/dri/r128/depend;   fi | ||||
| 	if [ -f src/mesa/drivers/dri/radeon/depend ]; then rm -f src/mesa/drivers/dri/radeon/depend; fi | ||||
| 	if [ -f src/mesa/drivers/dri/mga/depend ];    then rm -f src/mesa/drivers/dri/mga/depend;    fi | ||||
| 	if [ -f src/mesa/drivers/dri/fb/depend ];     then rm -f src/mesa/drivers/dri/fb/depend;     fi | ||||
| 	if [ -f src/glu/mesa/depend  ] ; then rm -f src/glu/mesa/depend  ; fi | ||||
| 	if [ -f src/glu/sgi/depend   ] ; then rm -f src/glu/sgi/depend   ; fi | ||||
| 	if [ -f src/glu/mini/depend  ] ; then rm -f src/glu/mini/depend  ; fi | ||||
| 	if [ -f src/glut/glx/depend  ] ; then rm -f src/glut/glx/depend  ; fi | ||||
| 	if [ -f src/glut/mini/depend ] ; then rm -f src/glut/mini/depend ; fi | ||||
| 	if [ -f src/glx/mini/depend  ] ; then rm -f src/glx/mini/depend  ; fi | ||||
| 	if [ -f progs/tests/depend   ] ; then rm -f progs/tests/depend   ; fi | ||||
| 	if [ -f progs/miniglx/depend ] ; then rm -f progs/miniglx/depend ; fi | ||||
|  | ||||
| # Remove everything that can be remade | ||||
| realclean: clean | ||||
| 	-rm -fr lib lib32 lib64 | ||||
| 	cd progs/demos       && $(MAKE) -f Makefile.X11 realclean || true | ||||
| 	cd progs/xdemos      && $(MAKE) -f Makefile.X11 realclean || true | ||||
| 	cd progs/redbook     && $(MAKE) -f Makefile.X11 realclean || true | ||||
| 	cd progs/samples     && $(MAKE) -f Makefile.X11 realclean || true | ||||
|  | ||||
| # Remove everything not in CVS | ||||
| cvsclean: realclean | ||||
| 	-rm -f acinclude.m4 aclocal.m4 | ||||
| 	-rm -f conf.h conf.h.in config.guess config.log config.status | ||||
| 	-rm -f config.sub configure | ||||
| 	-rm -f install-sh libtool ltmain.sh Makefile.in | ||||
| 	-rm -f missing mkinstalldirs stamp-h stamp-h.in | ||||
|  | ||||
|  | ||||
|  | ||||
|  | ||||
| DIRECTORY = Mesa-5.1 | ||||
| LIB_NAME = MesaLib-5.1 | ||||
| DEMO_NAME = MesaDemos-5.1 | ||||
| GLU_NAME = MesaGLU-5.1 | ||||
| GLUT_NAME = GLUT-3.7 | ||||
|  | ||||
|  | ||||
| LIB_FILES =	\ | ||||
| 	$(DIRECTORY)/Makefile*						\ | ||||
| 	$(DIRECTORY)/Make-config					\ | ||||
| 	$(DIRECTORY)/descrip.mms					\ | ||||
| 	$(DIRECTORY)/mms-config.					\ | ||||
| 	$(DIRECTORY)/Mesa.dsw						\ | ||||
| 	$(DIRECTORY)/bin/mklib*						\ | ||||
| 	$(DIRECTORY)/docs/*.html					\ | ||||
| 	$(DIRECTORY)/docs/COPYING					\ | ||||
| 	$(DIRECTORY)/docs/INSTALL.GNU					\ | ||||
| 	$(DIRECTORY)/docs/README.*					\ | ||||
| 	$(DIRECTORY)/docs/RELNOTES*					\ | ||||
| 	$(DIRECTORY)/docs/VERSIONS					\ | ||||
| 	$(DIRECTORY)/docs/*.spec					\ | ||||
| 	$(DIRECTORY)/include/GL/internal/glcore.h			\ | ||||
| 	$(DIRECTORY)/include/GL/dmesa.h					\ | ||||
| 	$(DIRECTORY)/include/GL/amesa.h					\ | ||||
| 	$(DIRECTORY)/include/GL/fxmesa.h				\ | ||||
| 	$(DIRECTORY)/include/GL/ggimesa.h				\ | ||||
| 	$(DIRECTORY)/include/GL/gl.h					\ | ||||
| 	$(DIRECTORY)/include/GL/glext.h					\ | ||||
| 	$(DIRECTORY)/include/GL/gl_mangle.h				\ | ||||
| 	$(DIRECTORY)/include/GL/glu.h					\ | ||||
| 	$(DIRECTORY)/include/GL/glu_mangle.h				\ | ||||
| 	$(DIRECTORY)/include/GL/glx.h					\ | ||||
| 	$(DIRECTORY)/include/GL/glxext.h				\ | ||||
| 	$(DIRECTORY)/include/GL/glx_mangle.h				\ | ||||
| 	$(DIRECTORY)/include/GL/mesa_wgl.h				\ | ||||
| 	$(DIRECTORY)/include/GL/mglmesa.h				\ | ||||
| 	$(DIRECTORY)/include/GL/osmesa.h				\ | ||||
| 	$(DIRECTORY)/include/GL/svgamesa.h				\ | ||||
| 	$(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)/src/mesa/Makefile*					\ | ||||
| 	$(DIRECTORY)/src/mesa/descrip.mms				\ | ||||
| 	$(DIRECTORY)/src/mesa/depend					\ | ||||
| 	$(DIRECTORY)/src/mesa/main/*.[chS]				\ | ||||
| 	$(DIRECTORY)/src/mesa/main/main.dsp				\ | ||||
| 	$(DIRECTORY)/src/mesa/glapi/*.[chS]				\ | ||||
| 	$(DIRECTORY)/src/mesa/glapi/glapi.dsp				\ | ||||
| 	$(DIRECTORY)/src/mesa/array_cache/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/array_cache/array_cache.dsp		\ | ||||
| 	$(DIRECTORY)/src/mesa/math/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/math/math.dsp				\ | ||||
| 	$(DIRECTORY)/src/mesa/swrast/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/swrast/swrast.dsp				\ | ||||
| 	$(DIRECTORY)/src/mesa/swrast_setup/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/swrast_setup/swrast_setup.dsp		\ | ||||
| 	$(DIRECTORY)/src/mesa/tnl/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/tnl/tnl.dsp				\ | ||||
| 	$(DIRECTORY)/src/mesa/tnl_dd/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/tnl_dd/imm/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/tnl_dd/imm/NOTES.imm			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/common/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/dos/*.[chS]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/dos/mga/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/beos/*.cpp			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/glide/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/glide/*.def			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/ggimesa.conf.in		\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/default/*.c			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/default/genkgi.conf.in	\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/display/*.c			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/display/fbdev.conf.in		\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/ggi/include/ggi/mesa/*.h		\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/osmesa/Makefile.win		\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/osmesa/osmesa.def			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/osmesa/osmesa.dsp			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/osmesa/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/svga/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/windows/*/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/windows/*/*.def			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/windows/*/*.dsp			\ | ||||
| 	$(DIRECTORY)/src/mesa/drivers/x11/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/mesa/sparc/*.[chS]				\ | ||||
| 	$(DIRECTORY)/src/mesa/x86/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/mesa/x86/*.S					\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/Makefile.X11				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/Makefile.win				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/Makefile.DJ				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/cc*.txt				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/glu.def				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/glu.dsp				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/dummy.cc				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/descrip.mms				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/mesaglu.opt				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/include/gluos.h			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/interface/*.h			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/interface/*.cc		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/internals/*.h			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/internals/*.cc		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/nurbtess/*.h			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/nurbtess/*.cc			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/README				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/alg-outline			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libutil/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/README[12]				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/Makefile*				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/descrip.mms				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/mms_depend				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/*.def					\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/depend				\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/*.[ch]				\ | ||||
| 	$(DIRECTORY)/src/glw/*.[ch]					\ | ||||
| 	$(DIRECTORY)/src/glw/Makefile*					\ | ||||
| 	$(DIRECTORY)/src/glw/README					\ | ||||
| 	$(DIRECTORY)/progs/util/README					\ | ||||
| 	$(DIRECTORY)/progs/util/*.[ch]					\ | ||||
| 	$(DIRECTORY)/progs/util/sampleMakefile				\ | ||||
| 	$(DIRECTORY)/vms/analyze_map.com				\ | ||||
| 	$(DIRECTORY)/vms/xlib.opt					\ | ||||
| 	$(DIRECTORY)/vms/xlib_share.opt | ||||
|  | ||||
|  | ||||
| DEMO_FILES =	\ | ||||
| 	$(DIRECTORY)/include/GL/glut.h			\ | ||||
| 	$(DIRECTORY)/include/GL/glutf90.h		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/Makefile*		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/depend		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/*def			\ | ||||
| 	$(DIRECTORY)/src/glut/glx/descrip.mms		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/mms_depend		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/glut.dsp		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/*.[ch]		\ | ||||
| 	$(DIRECTORY)/src/glut/dos/*.[ch]		\ | ||||
| 	$(DIRECTORY)/src/glut/dos/Makefile.DJ		\ | ||||
| 	$(DIRECTORY)/src/glut/dos/PC_HW/*.[chS]		\ | ||||
| 	$(DIRECTORY)/progs/images/*			\ | ||||
| 	$(DIRECTORY)/progs/demos/Makefile*		\ | ||||
| 	$(DIRECTORY)/progs/demos/descrip.mms		\ | ||||
| 	$(DIRECTORY)/progs/demos/*.[ch]			\ | ||||
| 	$(DIRECTORY)/progs/demos/*.cxx			\ | ||||
| 	$(DIRECTORY)/progs/demos/*.dat			\ | ||||
| 	$(DIRECTORY)/progs/demos/README			\ | ||||
| 	$(DIRECTORY)/progs/demos/Windows/*		\ | ||||
| 	$(DIRECTORY)/progs/xdemos/Makefile*		\ | ||||
| 	$(DIRECTORY)/progs/xdemos/descrip.mms		\ | ||||
| 	$(DIRECTORY)/progs/xdemos/*.[chf]		\ | ||||
| 	$(DIRECTORY)/progs/redbook/Makefile*		\ | ||||
| 	$(DIRECTORY)/progs/redbook/README		\ | ||||
| 	$(DIRECTORY)/progs/redbook/*.[ch]		\ | ||||
| 	$(DIRECTORY)/progs/samples/Makefile*		\ | ||||
| 	$(DIRECTORY)/progs/samples/README		\ | ||||
| 	$(DIRECTORY)/progs/samples/*.c			\ | ||||
| 	$(DIRECTORY)/progs/windml/Makefile.ugl		\ | ||||
| 	$(DIRECTORY)/progs/windml/*.c			\ | ||||
| 	$(DIRECTORY)/progs/windml/*.bmp			\ | ||||
| 	$(DIRECTORY)/progs/ggi/*.c | ||||
|  | ||||
| SI_GLU_FILES = \ | ||||
| 	$(DIRECTORY)/Makefile*					\ | ||||
| 	$(DIRECTORY)/Make-config				\ | ||||
| 	$(DIRECTORY)/bin/mklib*					\ | ||||
| 	$(DIRECTORY)/include/GL/glu.h				\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/Makefile.X11			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/include/gluos.h		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/interface/*.h		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/interface/*.cc	\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/internals/*.h		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/internals/*.cc	\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/nurbstess/*.h		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libnurbs/nurbstess/*.cc	\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/README			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/alg-outline		\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/libtess/*.[ch]			\ | ||||
| 	$(DIRECTORY)/src/glu/sgi/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/mesa/README[12]	\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/Makefile*	\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/descrip.mms	\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/mms_depend	\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/*.def		\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/depend	\ | ||||
| 	$(DIRECTORY)/src/glu/mesa/*.[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/glx/Makefile*	\ | ||||
| 	$(DIRECTORY)/src/glut/glx/depend	\ | ||||
| 	$(DIRECTORY)/src/glut/glx/*def		\ | ||||
| 	$(DIRECTORY)/src/glut/glx/descrip.mms	\ | ||||
| 	$(DIRECTORY)/src/glut/glx/mms_depend	\ | ||||
| 	$(DIRECTORY)/src/glut/glx/*.[ch] | ||||
|  | ||||
|  | ||||
|  | ||||
| lib_gz: | ||||
| 	cp Makefile.X11 Makefile ; \ | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(LIB_NAME).tar $(LIB_FILES) ; \ | ||||
| 	gzip $(LIB_NAME).tar ; \ | ||||
| 	mv $(LIB_NAME).tar.gz $(DIRECTORY) | ||||
|  | ||||
| demo_gz: | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(DEMO_NAME).tar $(DEMO_FILES) ; \ | ||||
| 	gzip $(DEMO_NAME).tar ; \ | ||||
| 	mv $(DEMO_NAME).tar.gz $(DIRECTORY) | ||||
|  | ||||
| lib_bz2: | ||||
| 	cp Makefile.X11 Makefile ; \ | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(LIB_NAME).tar $(LIB_FILES) ; \ | ||||
| 	bzip2 $(LIB_NAME).tar ; \ | ||||
| 	mv $(LIB_NAME).tar.bz2 $(DIRECTORY) | ||||
|  | ||||
| demo_bz2: | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(DEMO_NAME).tar $(DEMO_FILES) ; \ | ||||
| 	bzip2 $(DEMO_NAME).tar ; \ | ||||
| 	mv $(DEMO_NAME).tar.bz2 $(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) | ||||
|  | ||||
| md5: | ||||
| 	@-md5sum $(LIB_NAME).tar.gz | ||||
| 	@-md5sum $(LIB_NAME).tar.bz2 | ||||
| 	@-md5sum $(LIB_NAME).zip | ||||
| 	@-md5sum $(DEMO_NAME).tar.gz | ||||
| 	@-md5sum $(DEMO_NAME).tar.bz2 | ||||
| 	@-md5sum $(DEMO_NAME).zip | ||||
|  | ||||
| # Everything for new Mesa release: | ||||
| tarballs: lib_gz demo_gz lib_bz2 demo_bz2 lib_zip demo_zip md5 | ||||
|  | ||||
|  | ||||
| # not used | ||||
| glu_gz: | ||||
| 	cp Makefile.X11 Makefile ; \ | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(GLU_NAME).tar $(GLU_FILES) ; \ | ||||
| 	gzip $(GLU_NAME).tar ; \ | ||||
| 	mv $(GLU_NAME).tar.gz $(DIRECTORY) | ||||
|  | ||||
| glut_gz: | ||||
| 	cp Makefile.X11 Makefile ; \ | ||||
| 	cd .. ; \ | ||||
| 	tar -cvf $(GLUT_NAME).tar $(GLUT_FILES) ; \ | ||||
| 	gzip $(GLUT_NAME).tar ; \ | ||||
| 	mv $(GLUT_NAME).tar.gz $(DIRECTORY) | ||||
							
								
								
									
										61
									
								
								Makefile.am
									
									
									
									
									
								
							
							
						
						
									
										61
									
								
								Makefile.am
									
									
									
									
									
								
							| @@ -1,61 +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 | ||||
|  | ||||
| AM_DISTCHECK_CONFIGURE_FLAGS = \ | ||||
| 	--enable-dri3 \ | ||||
| 	--enable-gallium-tests \ | ||||
| 	--enable-gbm \ | ||||
| 	--enable-gles1 \ | ||||
| 	--enable-gles2 \ | ||||
| 	--enable-glx-tls \ | ||||
| 	--enable-va \ | ||||
| 	--enable-vdpau \ | ||||
| 	--enable-xa \ | ||||
| 	--enable-xvmc \ | ||||
| 	--with-egl-platforms=x11,wayland,drm | ||||
|  | ||||
| ACLOCAL_AMFLAGS = -I m4 | ||||
|  | ||||
| EXTRA_DIST = \ | ||||
| 	autogen.sh \ | ||||
| 	common.py \ | ||||
| 	docs \ | ||||
| 	doxygen \ | ||||
| 	scons \ | ||||
| 	SConstruct | ||||
|  | ||||
| noinst_HEADERS = \ | ||||
| 	include/c99_alloca.h \ | ||||
| 	include/c99_compat.h \ | ||||
| 	include/c99_math.h \ | ||||
| 	include/c99 \ | ||||
| 	include/c11 \ | ||||
| 	include/D3D9 \ | ||||
| 	include/HaikuGL \ | ||||
| 	include/no_extern_c.h \ | ||||
| 	include/pci_ids | ||||
|  | ||||
| # We list some directories in EXTRA_DIST, but don't actually want to include | ||||
| # the .gitignore files in the tarball. | ||||
| dist-hook: | ||||
| 	find $(distdir) -name .gitignore -exec $(RM) {} + | ||||
							
								
								
									
										91
									
								
								Makefile.mgw
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										91
									
								
								Makefile.mgw
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,91 @@ | ||||
| # Mesa 3-D graphics library | ||||
| # Version:  4.0 | ||||
| #  | ||||
| # Copyright (C) 1999  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. | ||||
|  | ||||
| # MinGW makefile v1.0 for Mesa | ||||
| # | ||||
| #  Copyright (C) 2002 - Borca Daniel | ||||
| #  Email : dborca@users.sourceforge.net | ||||
| #  Web   : http://www.geocities.com/dborca | ||||
|  | ||||
|  | ||||
| # | ||||
| #  Available options: | ||||
| # | ||||
| #    Environment variables: | ||||
| #	CPU		optimize for the given processor. | ||||
| #			default = pentium | ||||
| #	GLIDE		path to Glide3 SDK; used with FX. | ||||
| #			default = $(TOP)/glide3 | ||||
| #	FX=1		build for 3dfx Glide3. Note that this disables | ||||
| #			compilation of most WMesa code and requires fxMesa. | ||||
| #			As a consequence, you'll need the Win32 Glide3 | ||||
| #			library to build any application. | ||||
| #			default = no | ||||
| #	HAVE_X86=1	optimize for i386. | ||||
| #			default = no | ||||
| #	HAVE_MMX=1	allow MMX specializations, provided your assembler | ||||
| #			supports MMX instruction set. However, the true CPU | ||||
| #			capabilities are checked at run-time to avoid crashes. | ||||
| #			default = no | ||||
| #	HAVE_SSE=1	(see HAVE_MMX) | ||||
| #			default = no | ||||
| #	HAVE_3DNOW=1	(see HAVE_MMX) | ||||
| #			default = no | ||||
| # | ||||
| #    Targets: | ||||
| #	all:		build everything | ||||
| #	libgl:		build GL | ||||
| #	clean:		remove object files | ||||
| #	realclean:	remove all generated files | ||||
| # | ||||
|  | ||||
|  | ||||
|  | ||||
| .PHONY : all libgl clean realclean | ||||
|  | ||||
| CPU ?= pentium | ||||
|  | ||||
| CFLAGS = -Wall -W -pedantic | ||||
| CFLAGS += -O2 -ffast-math -mcpu=$(CPU) | ||||
|  | ||||
| export CFLAGS | ||||
|  | ||||
| ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) | ||||
| UNLINK = del $(subst /,\,$(1)) | ||||
| else | ||||
| UNLINK = $(RM) $(1) | ||||
| endif | ||||
|  | ||||
| all: libgl | ||||
|  | ||||
| libgl: lib | ||||
| 	$(MAKE) -f Makefile.mgw -C src/mesa | ||||
|  | ||||
| lib: | ||||
| 	mkdir lib | ||||
|  | ||||
| clean: | ||||
| 	$(MAKE) -f Makefile.mgw clean -C src/mesa | ||||
|  | ||||
| realclean: clean | ||||
| 	-$(call UNLINK,lib/*.a) | ||||
| 	-$(call UNLINK,lib/*.dll) | ||||
							
								
								
									
										87
									
								
								Makefile.wfx
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										87
									
								
								Makefile.wfx
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,87 @@ | ||||
| # Mesa 3-D graphics library | ||||
| # Version:  5.1 | ||||
| # | ||||
| # Copyright (C) 1999-2003  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. | ||||
|  | ||||
| # Win32/FX makefile for Mesa | ||||
| # | ||||
| #  Copyright (c) 2003 - Hiroshi Morii | ||||
| #  Email : koolsmoky@users.sourceforge.net | ||||
| #  URL   : http://www.3dfxzone.it/koolsmoky | ||||
|  | ||||
| # Debug build                : nmake -f Makefile.wfx debug | ||||
| # Optimized build            : nmake -f Makefile.wfx | ||||
| # Remove objects             : nmake -f Makefile.wfx clean | ||||
| # Remove files in bin, lib   : nmake -f Makefile.wfx clobber | ||||
| # Remove all generated files : nmake -f Makefile.wfx realclean | ||||
|  | ||||
| # Build the libs | ||||
| SUBDIRS	  = src\mesa.dir | ||||
| DBGBUILD  = $(SUBDIRS:.dir=.debug) | ||||
| CLEAN	  = $(SUBDIRS:.dir=.clean) | ||||
| CLOBBER	  = $(SUBDIRS:.dir=.clobber) | ||||
| REALCLEAN = $(SUBDIRS:.dir=.realclean) | ||||
| LIBDIR    = lib | ||||
|  | ||||
| # default rule | ||||
| default	  : $(LIBDIR) $(SUBDIRS) | ||||
|  | ||||
| # debug build rules | ||||
| debug     : $(LIBDIR) $(DBGBUILD) | ||||
|  | ||||
| # cleanup rules | ||||
| clean	  : $(CLEAN) | ||||
| clobber	  : $(CLOBBER) | ||||
| realclean : $(REALCLEAN) | ||||
|  | ||||
| # inference rules | ||||
| $(LIBDIR): | ||||
| 	@echo. | ||||
| 	@mkdir $(LIBDIR) | ||||
|  | ||||
| $(SUBDIRS): | ||||
| 	@echo. | ||||
| 	@cd $* | ||||
| 	@nmake -f Makefile.wfx | ||||
| 	@cd .. | ||||
|  | ||||
| $(DBGBUILD): | ||||
| 	@echo. | ||||
| 	@cd $* | ||||
| 	@nmake -f Makefile.wfx DEBUG=1 | ||||
| 	@cd .. | ||||
|  | ||||
| $(CLEAN): | ||||
| 	@echo. | ||||
| 	@cd $* | ||||
| 	@nmake -f Makefile.wfx clean | ||||
| 	@cd .. | ||||
|  | ||||
| $(CLOBBER): | ||||
| 	@echo. | ||||
| 	@cd $* | ||||
| 	@nmake -f Makefile.wfx clobber | ||||
| 	@cd .. | ||||
|  | ||||
| $(REALCLEAN): | ||||
| 	@echo. | ||||
| 	@cd $* | ||||
| 	@nmake -f Makefile.wfx realclean | ||||
| 	@cd .. | ||||
							
								
								
									
										179
									
								
								Mesa.dsw
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										179
									
								
								Mesa.dsw
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,179 @@ | ||||
| Microsoft Developer Studio Workspace File, Format Version 6.00 | ||||
| # WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE! | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "array_cache"=".\SRC\MESA\array_cache\array_cache.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "gdi"=".\src\mesa\drivers\windows\gdi\gdi.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name array_cache | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name main | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name math | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name swrast_setup | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name swrast | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name tnl | ||||
|     End Project Dependency | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name glapi | ||||
|     End Project Dependency | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "glapi"=".\SRC\MESA\glapi\glapi.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "glu"=".\src\glu\sgi\glu.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name gdi | ||||
|     End Project Dependency | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "glut"=".\src\glut\glx\glut.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name glu | ||||
|     End Project Dependency | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "main"=".\SRC\MESA\main\main.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "math"=".\SRC\MESA\math\math.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "osmesa"=".\SRC\MESA\DRIVERS\osmesa\osmesa.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
|     Begin Project Dependency | ||||
|     Project_Dep_Name gdi | ||||
|     End Project Dependency | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "swrast"=".\SRC\MESA\swrast\swrast.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "swrast_setup"=".\SRC\MESA\swrast_setup\swrast_setup.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Project: "tnl"=".\SRC\MESA\tnl\tnl.dsp" - Package Owner=<4> | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<4> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
| Global: | ||||
|  | ||||
| Package=<5> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| Package=<3> | ||||
| {{{ | ||||
| }}} | ||||
|  | ||||
| ############################################################################### | ||||
|  | ||||
							
								
								
									
										155
									
								
								SConstruct
									
									
									
									
									
								
							
							
						
						
									
										155
									
								
								SConstruct
									
									
									
									
									
								
							| @@ -1,155 +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)) | ||||
|  | ||||
| ####################################################################### | ||||
| # 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', | ||||
| ]) | ||||
|  | ||||
| # 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 | ||||
|  | ||||
|     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
									
								
								autogen.sh
									
									
									
									
									
								
							
							
						
						
									
										14
									
								
								autogen.sh
									
									
									
									
									
								
							| @@ -1,14 +0,0 @@ | ||||
| #! /bin/sh | ||||
|  | ||||
| srcdir=`dirname "$0"` | ||||
| test -z "$srcdir" && srcdir=. | ||||
|  | ||||
| ORIGDIR=`pwd` | ||||
| cd "$srcdir" | ||||
|  | ||||
| autoreconf --force --verbose --install || exit 1 | ||||
| cd "$ORIGDIR" || exit $? | ||||
|  | ||||
| if test -z "$NOCONFIGURE"; then | ||||
|     "$srcdir"/configure "$@" | ||||
| fi | ||||
							
								
								
									
										9
									
								
								bin/.gitignore
									
									
									
									
										vendored
									
									
								
							
							
						
						
									
										9
									
								
								bin/.gitignore
									
									
									
									
										vendored
									
									
								
							| @@ -1,9 +0,0 @@ | ||||
| config.guess | ||||
| config.sub | ||||
| install-sh | ||||
| /depcomp | ||||
| /missing | ||||
| ylwrap | ||||
| compile | ||||
| ar-lib | ||||
| /test-driver | ||||
| @@ -1,49 +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 bug number | ||||
| trim_before='s/.*show_bug.cgi?id=\([0-9]*\).*/\1/' | ||||
|  | ||||
| # regex pattern: reconstruct the url | ||||
| use_after='s,^,https://bugs.freedesktop.org/show_bug.cgi?id=,' | ||||
|  | ||||
| # extract fdo urls from commit log | ||||
| urls=$(git log $* | grep 'bugs.freedesktop.org/show_bug' | sed -e $trim_before | sort -n -u | sed -e $use_after) | ||||
|  | ||||
| # if DRYRUN is set to "yes", simply print the URLs and don't fetch the | ||||
| # details from fdo bugzilla. | ||||
| #DRYRUN=yes | ||||
|  | ||||
| if [ "x$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='^\([[:space:]]*NOTE: .*[Cc]andidate\|CC:.*10\.6.*mesa-stable\)' 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 | ||||
							
								
								
									
										351
									
								
								bin/mklib
									
									
									
									
									
										Executable file
									
								
							
							
						
						
									
										351
									
								
								bin/mklib
									
									
									
									
									
										Executable file
									
								
							| @@ -0,0 +1,351 @@ | ||||
| #!/bin/sh | ||||
|  | ||||
| # Make a shared library. | ||||
| # Basically do a switch/case depending on the OS and make a shared | ||||
| # lib conforming to that OS. | ||||
|  | ||||
|  | ||||
| # Usage: | ||||
| #   mklib [options] objects ... | ||||
| # Options: | ||||
| #   -o LIBRARY    specifies the name of resulting library ("GL" for example) | ||||
| #   -major N      specifies major version number (default is 1) | ||||
| #   -minor N      specifies minor version number (default is 0) | ||||
| #   -patch N      specifies patch version number (default is 0) | ||||
| #   -lLIBRARY     specifies a dependency on LIBRARY | ||||
| #   -LDIR         search in DIR for library dependencies | ||||
| #   -cplusplus    link with C++ runtime | ||||
| #   -static       make a static library (default is dynamic/shared) | ||||
| #   -install DIR  move resulting library files to DIR | ||||
| #   -arch ARCH    override using `uname` to determine architecture | ||||
| #   -archopt OPT  specify an extra achitecture-specific option OPT | ||||
| # | ||||
| # The library name should just be "GL" or "GLU", etc.  The 'lib' prefix | ||||
| # will be added here if needed, as well as the ".so" or ".a" suffix, etc. | ||||
| # | ||||
| # objects should be:  foo.o bar.o etc.o | ||||
| # | ||||
| # Environment variables recognized: | ||||
| #   CC   C compiler command | ||||
| #   CXX  C++ compiler command | ||||
| # | ||||
|  | ||||
|  | ||||
| # | ||||
| # Option defaults | ||||
| # | ||||
| LIBNAME="" | ||||
| MAJOR=1 | ||||
| MINOR=0 | ||||
| PATCH=0 | ||||
| DEPS="" | ||||
| CPLUSPLUS=0 | ||||
| STATIC=0 | ||||
| INSTALLDIR="." | ||||
| ARCH="auto" | ||||
| ARCHOPT="" | ||||
|  | ||||
|  | ||||
| # | ||||
| # Parse arguments | ||||
| # | ||||
| while true | ||||
| do | ||||
|     case $1 in | ||||
| 	'-o')         shift 1; LIBNAME=$1;; | ||||
| 	'-major')     shift 1; MAJOR=$1;; | ||||
| 	'-minor')     shift 1; MINOR=$1;; | ||||
| 	'-patch')     shift 1; PATCH=$1;; | ||||
| 	-l*)          DEPS="$DEPS $1";; | ||||
| 	-L*)          DEPS="$DEPS $1";; | ||||
| 	'-cplusplus') CPLUSPLUS=1;; | ||||
| 	'-static')    STATIC=1;; | ||||
| 	'-install')   shift 1; INSTALLDIR=$1;; | ||||
| 	'-arch')      shift 1; ARCH=$1;; | ||||
| 	'-archopt')   shift 1; ARCHOPT=$1;; | ||||
| 	-*)           echo "mklib: Unknown option: " $1 ; exit 1;; | ||||
| 	*) break | ||||
|     esac | ||||
|     shift 1 | ||||
| done | ||||
| OBJECTS=$@ | ||||
|  | ||||
| if [ ${ARCH} = "auto" ] ; then | ||||
|     ARCH=`uname` | ||||
| fi | ||||
|  | ||||
|  | ||||
| # | ||||
| # Error checking | ||||
| # | ||||
| if [ "x${LIBNAME}" = "x" ] ; then | ||||
|     echo "mklib: Error: no library name specified" | ||||
|     exit 1 | ||||
| fi | ||||
| if [ "x${OBJECTS}" = "x" ] ; then | ||||
|     echo "mklib: Error: no object files specified" | ||||
|     exit 1 | ||||
| fi | ||||
|  | ||||
|  | ||||
| # | ||||
| # Debugging info | ||||
| # | ||||
| if [  ]  ; then | ||||
|     echo "-----------------" | ||||
|     echo ARCH is $ARCH | ||||
|     echo LIBNAME is $LIBNAME | ||||
|     echo MAJOR is $MAJOR | ||||
|     echo MINOR is $MINOR | ||||
|     echo PATCH is $PATCH | ||||
|     echo DEPS are $DEPS | ||||
|     echo "-----------------" | ||||
| fi | ||||
|  | ||||
|  | ||||
| # | ||||
| # OK, make the library now | ||||
| # | ||||
| case $ARCH in | ||||
|  | ||||
|     'Linux') | ||||
| 	LIBNAME="lib${LIBNAME}"     # prefix with "lib" | ||||
|  | ||||
|         if [ $STATIC = 1 ] ; then | ||||
|             echo "mklib: Making Linux static library: " ${LIBNAME}.a | ||||
|             LINK="ar" | ||||
|             OPTS="-ruv" | ||||
|             # make lib | ||||
|             ${LINK} ${OPTS} ${LIBNAME}.a ${OBJECTS} | ||||
|             # finish up | ||||
|             FINAL_LIBS="${LIBNAME}.a" | ||||
|         else | ||||
|             OPTS="-Xlinker -Bsymbolic -shared -Wl,-soname,${LIBNAME}.so.${MAJOR}" | ||||
|             VERSION="${MAJOR}.${MINOR}.${PATCH}" | ||||
|  | ||||
|             echo "mklib: Making Linux shared library: " ${LIBNAME}.so.${VERSION} | ||||
|  | ||||
|             if [ $CPLUSPLUS = 1 ] ; then | ||||
|                 LINK="g++" | ||||
|             else | ||||
|                 LINK="gcc" | ||||
|             fi | ||||
|  | ||||
|             # rm any old libs | ||||
|             rm -f ${LIBNAME}.so.${VERSION} | ||||
|             rm -f ${LIBNAME}.so.${MAJOR} | ||||
|             rm -f ${LIBNAME}.so | ||||
|  | ||||
|             # make lib | ||||
|             ${LINK} ${OPTS} -o ${LIBNAME}.so.${VERSION} ${OBJECTS} ${DEPS} | ||||
|             # make usual symlinks | ||||
|             ln -s ${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR} | ||||
|             ln -s ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so | ||||
|             # finish up | ||||
|             FINAL_LIBS="${LIBNAME}.so.${VERSION} ${LIBNAME}.so.${MAJOR} ${LIBNAME}.so" | ||||
|         fi | ||||
| 	;; | ||||
|  | ||||
|     'SunOS') | ||||
| 	LIBNAME="lib${LIBNAME}.so" | ||||
| 	echo "mklib: Making SunOS shared library: " ${LIBNAME} | ||||
| 	OPTS="-G" | ||||
| 	if [ $CPLUSPLUS = 1 ] ; then | ||||
| 	    # link for C++ | ||||
| 	    if [ "x${CXX}" = "xg++" ] ; then | ||||
| 		LINK="g++" | ||||
| 	    elif [ "x${CXX}" = "xCC" ] ; then | ||||
| 		LINK="CC" | ||||
| 	    elif [ `which c++` ] ; then | ||||
| 		LINK="c++" | ||||
| 	    elif [ `type g++` ] ; then | ||||
| 		LINK="g++" | ||||
| 	    else | ||||
| 		echo "mklib: warning: can't find C++ comiler, trying CC." | ||||
| 		LINK="CC" | ||||
| 	    fi | ||||
| 	elif [ "x${CC}" = "xgcc" ] ; then | ||||
| 	    # use gcc for linking | ||||
| 	    LINK="gcc" | ||||
| 	else | ||||
| 	    # use native Sun linker | ||||
| 	    LINK="ld" | ||||
| 	fi | ||||
| 	echo "mklib: linker is " ${LINK} | ||||
| 	rm -f ${LIBNAME} | ||||
| 	${LINK} ${OPTS} -o ${LIBNAME} ${OBJECTS} ${DEPS} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'FreeBSD') | ||||
| 	SHLIB="lib${LIBNAME}.so.${MAJOR}.${MINOR}" | ||||
| 	STLIB="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making FreeBSD shared library: " ${SHLIB} | ||||
| 	rm -f ${SHLIB} ${STLIB} | ||||
| 	ar cq ${STLIB} ${OBJECTS} | ||||
| 	ranlib ${STLIB} | ||||
| 	ld -Bshareable -o ${SHLIB} ${OBJECTS} | ||||
| 	# XXX make lib${LIBNAME}.so.${MAJOR} symlink? | ||||
| 	FINAL_LIBS="${SHLIB} ${STLIB}" | ||||
| 	;; | ||||
|  | ||||
|     'OpenBSD') | ||||
| 	LIBNAME="lib${LIBNAME}" | ||||
| 	VERSION="${MAJOR}.${MINOR}" | ||||
| 	echo "Building OpenBSD PIC library: " ${LIBNAME} | ||||
| 	rm -f ${LIBNAME}_pic.a ${LIBNAME}.so.${VERSION} | ||||
| 	ar cq ${LIBNAME}_pic.a ${OBJECTS} | ||||
| 	ranlib ${LIBNAME}_pic.a | ||||
| 	ld -x -Bshareable -Bforcearchive -o ${LIBNAME}.so.${VERSION} ${LIBNAME}_pic.a | ||||
| 	ln -s ${LIBNAME}.so.${VERSION} ${LIBNAME}.so | ||||
| 	FINAL_LIBS="${LIBNAME}_pic.a ${LIBNAME}.so.${VERSION} ${LIBNAME}.so" | ||||
| 	;; | ||||
|  | ||||
|     'NetBSD') | ||||
| 	LIBNAME="lib${LIBNAME}" | ||||
| 	echo "mklib: Making NetBSD PIC shared library: " ${LIBNAME} | ||||
| 	VERSION="${MAJOR}.${MINOR}" | ||||
| 	rm -f ${LIBNAME}_pic.a ${LIBNAME}.so.${VERSION} | ||||
| 	ar cq ${LIBNAME}_pic.a ${OBJECTS} | ||||
| 	ranlib ${LIBNAME}_pic.a | ||||
| 	ld -x -Bshareable -Bforcearchive -o ${LIBNAME}.so.${VERSION} ${LIBNAME}_pic.a | ||||
| 	FINAL_LIBS="${LIBNAME}_pic.a ${LIBNAME}.so.${VERSION}" | ||||
| 	;; | ||||
|  | ||||
|     'IRIX') | ||||
| 	LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so" | ||||
| 	if [ $ARCHOPTS = "64" ] ; then | ||||
| 	    # 64-bit ABI | ||||
| 	    OPTS="-64 -shared -all" | ||||
| 	    echo "mklib: Making IRIX 64-bit shared library: " ${LIBNAME} | ||||
| 	elif [ $ARCHOPTS = "o32" ] ; then | ||||
| 	    # old 32-bit ABI | ||||
| 	    OPTS="-32 -shared -all" | ||||
| 	    echo "mklib: Making IRIX o32-bit shared library: " ${LIBNAME} | ||||
| 	else | ||||
| 	    # new 32-bit ABI | ||||
| 	    OPTS="-n32 -shared -all" | ||||
| 	    echo "mklib: Making IRIX n32-bit shared library: " ${LIBNAME} | ||||
| 	fi | ||||
| 	ld ${OPTS} -o ${LIBNAME} ${OBJECTS} ${DEPS} | ||||
| 	FINAL_LIBS="${LIBNAME}" | ||||
| 	;; | ||||
|  | ||||
|     'IRIX64') | ||||
| 	LIBNAME="lib${LIBNAME}.so"  # prefix with "lib", suffix with ".so" | ||||
| 	echo "mklib: Making IRIX64 library: " ${LIBNAME} | ||||
| 	# 64-bit ABI | ||||
| 	OPTS="-64 -shared -all" | ||||
| 	ld ${OPTS} -o ${LIBNAME} ${OBJECTS} ${DEPS} | ||||
| 	FINAL_LIBS="${LIBNAME}" | ||||
| 	;; | ||||
|  | ||||
|     'linux-cygwin') | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making linux-cygwin library: " ${LIBNAME} | ||||
| 	gnuwin32ar ruv ${LIBNAME} ${OBJECTS} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'HPUX') | ||||
| 	RUNLIB="lib${LIBNAME}.${MAJOR}" | ||||
| 	DEVLIB="lib${LIBNAME}.sl" | ||||
| 	echo "mklib: Making HPUX library: " ${RUNLIB} ${DEVLIB} | ||||
| 	ld -b -o ${RUNLIB} +b ${RUNLIB} ${OBJECTS} ${DEPS} | ||||
| 	ln -s ${RUNLIB} ${DEVLIB} | ||||
| 	FINAL_LIBS="{RUNLIB} ${DEVLIB}" | ||||
| 	;; | ||||
|  | ||||
|     'OpenSTEP') | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making OpenSTEP static library: " ${LIBNAME} | ||||
| 	libtool -static -o ${LIBNAME} - ${OBJECTS} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'OSF1') | ||||
| 	VERSION="${MAJOR}.${MINOR}" | ||||
| 	LIBNAME="lib${LIBNAME}.so" | ||||
| 	ARNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making OSF/1 library: " ${LIBNAME} | ||||
| 	rm -f ${LIBNAME}.${VERSION} | ||||
| 	ld -o ${LIBNAME}.${VERSION} -shared -no_archive -set_version ${VERSION} -soname ${LIBNAME}.${VERSION} -expect_unresolved \* -all ${OBJECTS} ${DEPS} | ||||
| 	ln -sf ${LIBNAME}.${VERSION} ${LIBNAME} | ||||
|  | ||||
| 	# also make static lib | ||||
| 	rm -f ${ARNAME} | ||||
| 	ar clqz ${ARNAME} ${OBJECTS} | ||||
| 	FINAL_LIBS="${ARNAME} ${LIBNAME} ${LIBNAME}.${VERSION}" | ||||
| 	;; | ||||
|  | ||||
|     'Darwin') | ||||
| 	VERSION="${MAJOR}.${MINOR}.${TINY}" | ||||
| 	LIBNAME="lib${LIBNAME}.dylib" | ||||
| 	ARNAME="lib${LIBNAME}.dylib.a" | ||||
| 	echo "mklib: Making Darwin libraries: " ${LIBNAME} ${ARNAME} | ||||
| 	FLAGS="-dynamiclib -multiply_defined suppress" | ||||
| 	cc ${FLAGS} -o ${LIBNAME} ${OBJECTS} ${DEPS} | ||||
| 	# also make regular .a files, | ||||
| 	# provided by Danek Duvall (duvall@dhduvall.student.princeton.edu) | ||||
| 	ar ruv ${ARNAME} ${OBJECTS} | ||||
| 	ranlib ${ARNAME} | ||||
| 	FINAL_LIBS="${ARNAME} ${LIBNAME}" | ||||
| 	;; | ||||
|  | ||||
|     'LynxOS') | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making LynxOS library: " ${LIBNAME} | ||||
| 	ar ru ${LIBNAME} ${OBJECTS} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'BeOS') | ||||
| 	LIBNAME="lib${LIBNAME}.so" | ||||
| 	echo "mklib: Making BeOS shared library: " ${LIBNAME} | ||||
| 	gcc -nostart -Xlinker -soname=${LIBNAME} -L/Be/develop/lib/x86 ${OBJECTS} -lbe -o ${LIBNAME} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'QNX') | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making QNX library: " ${LIBNAME} | ||||
| 	wlib ${LIBNAME} ${OBJECTS} | ||||
| 	FINAL_LIBS=${LIBNAME} | ||||
| 	;; | ||||
|  | ||||
|     'MorphOS') | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	echo "mklib: Making MorphOS library: " ${LIBNAME} | ||||
| 	ppc-morphos-ar rc ${LIBNAME} ${OBJECTS} | ||||
| 	FINAL_LIBS="${LIBNAME}" | ||||
| 	;; | ||||
|  | ||||
|     'example') | ||||
| 	# If you're adding support for a new architecture, you can | ||||
| 	# start with this: | ||||
| 	LIBNAME="lib${LIBNAME}.so"  # prefix with "lib" | ||||
| 	echo "mklib: Making library for example arch: " ${LIBNAME} | ||||
| 	ld -o ${LIBNAME} ${OBJECTS} ${DEPS} | ||||
| 	FINAL_LIBS="${LIBNAME}" | ||||
| 	;; | ||||
|  | ||||
|     *) | ||||
| 	echo "mklib: WARNING: making library for unknown platform!" | ||||
| 	echo "mklib: WARNING: this may not work!" | ||||
| 	echo "mklib: WARNING: please update the bin/mklib script!" | ||||
| 	# XXX this is a total hack for Mesa - remove someday | ||||
| 	# fall-back to an old mklib.* script | ||||
| 	LIBNAME="lib${LIBNAME}.a" | ||||
| 	${TOP}/${MAKELIB} "lib${LIBNAME}.a" ${MAJOR} ${MINOR} ${PATCH} ${OBJECTS} | ||||
| 	FINAL_LIBS="${LIBNAME}" | ||||
| 	;; | ||||
| esac | ||||
|  | ||||
|  | ||||
| # | ||||
| # Put library files into installation directory if specified. | ||||
| # | ||||
| if [ ${INSTALLDIR} != "." ] ; then | ||||
|     echo "mklib: Installing" ${FINAL_LIBS} "in" ${INSTALLDIR} | ||||
|     mv ${FINAL_LIBS} ${INSTALLDIR}/ | ||||
| fi | ||||
							
								
								
									
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								bin/mklib.aix
									
									
									
									
									
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										153
									
								
								bin/mklib.aix
									
									
									
									
									
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							| @@ -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 | ||||
|  | ||||
| @@ -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 | ||||
							
								
								
									
										113
									
								
								common.py
									
									
									
									
									
								
							
							
						
						
									
										113
									
								
								common.py
									
									
									
									
									
								
							| @@ -1,113 +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(BoolOption('analyze', | ||||
|                         'enable static code analysis where available', '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('MSVC_VERSION', 'Microsoft Visual C/C++ version') | ||||
							
								
								
									
										2416
									
								
								configure.ac
									
									
									
									
									
								
							
							
						
						
									
										2416
									
								
								configure.ac
									
									
									
									
									
								
							
										
											
												File diff suppressed because it is too large
												Load Diff
											
										
									
								
							
							
								
								
									
										21
									
								
								descrip.mms
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										21
									
								
								descrip.mms
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,21 @@ | ||||
| # Makefile for Mesa for VMS | ||||
| # contributed by Jouk Jansen  joukj@hrem.stm.tudelft.nl | ||||
|  | ||||
| macro :  | ||||
|         @ macro="" | ||||
| .ifdef NOSHARE | ||||
| .else | ||||
| 	@ if f$getsyi("HW_MODEL") .ge. 1024 then macro= "/MACRO=(SHARE=1)" | ||||
| .endif | ||||
| 	$(MMS)$(MMSQUALIFIERS)'macro' all | ||||
|  | ||||
| all : | ||||
| 	if f$search("lib.dir") .eqs. "" then create/directory [.lib] | ||||
| 	set default [.src] | ||||
| 	$(MMS)$(MMSQUALIFIERS) | ||||
| 	set default [-.progs.demos] | ||||
| 	$(MMS)$(MMSQUALIFIERS) | ||||
| 	set default [-.xdemos] | ||||
| 	$(MMS)$(MMSQUALIFIERS) | ||||
| 	set default [-.tests] | ||||
| 	$(MMS)$(MMSQUALIFIERS) | ||||
| @@ -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) | ||||
|  | ||||
							
								
								
									
										241
									
								
								docs/GL3.txt
									
									
									
									
									
								
							
							
						
						
									
										241
									
								
								docs/GL3.txt
									
									
									
									
									
								
							| @@ -1,241 +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 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe | ||||
|  | ||||
|   glBindFragDataLocation, glGetFragDataLocation         DONE | ||||
|   Conditional rendering (GL_NV_conditional_render)      DONE () | ||||
|   Map buffer subranges (GL_ARB_map_buffer_range)        DONE () | ||||
|   Clamping controls (GL_ARB_color_buffer_float)         DONE () | ||||
|   Float textures, renderbuffers (GL_ARB_texture_float)  DONE () | ||||
|   GL_EXT_packed_float                                   DONE () | ||||
|   GL_EXT_texture_shared_exponent                        DONE () | ||||
|   Float depth buffers (GL_ARB_depth_buffer_float)       DONE () | ||||
|   Framebuffer objects (GL_ARB_framebuffer_object)       DONE () | ||||
|   GL_ARB_half_float_pixel                               DONE (all drivers) | ||||
|   GL_ARB_half_float_vertex                              DONE () | ||||
|   GL_EXT_texture_integer                                DONE () | ||||
|   GL_EXT_texture_array                                  DONE () | ||||
|   Per-buffer blend and masks (GL_EXT_draw_buffers2)     DONE () | ||||
|   GL_EXT_texture_compression_rgtc                       DONE () | ||||
|   GL_ARB_texture_rg                                     DONE () | ||||
|   Transform feedback (GL_EXT_transform_feedback)        DONE () | ||||
|   Vertex array objects (GL_ARB_vertex_array_object)     DONE () | ||||
|   sRGB framebuffer format (GL_EXT_framebuffer_sRGB)     DONE () | ||||
|   glClearBuffer commands                                DONE | ||||
|   glGetStringi command                                  DONE | ||||
|   glTexParameterI, glGetTexParameterI commands          DONE | ||||
|   glVertexAttribI commands                              DONE | ||||
|   Depth format cube textures                            DONE () | ||||
|   GLX_ARB_create_context (GLX 1.4 is required)          DONE | ||||
|   Multisample anti-aliasing                             DONE (llvmpipe (*), softpipe (*)) | ||||
|  | ||||
| (*) llvmpipe and softpipe have fake Multisample anti-aliasing support | ||||
|  | ||||
|  | ||||
| GL 3.1, GLSL 1.40 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe | ||||
|  | ||||
|   Forward compatible context support/deprecations       DONE () | ||||
|   Instanced drawing (GL_ARB_draw_instanced)             DONE () | ||||
|   Buffer copying (GL_ARB_copy_buffer)                   DONE () | ||||
|   Primitive restart (GL_NV_primitive_restart)           DONE () | ||||
|   16 vertex texture image units                         DONE () | ||||
|   Texture buffer objs (GL_ARB_texture_buffer_object)    DONE for OpenGL 3.1 contexts () | ||||
|   Rectangular textures (GL_ARB_texture_rectangle)       DONE () | ||||
|   Uniform buffer objs (GL_ARB_uniform_buffer_object)    DONE () | ||||
|   Signed normalized textures (GL_EXT_texture_snorm)     DONE () | ||||
|  | ||||
|  | ||||
| GL 3.2, GLSL 1.50 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe | ||||
|  | ||||
|   Core/compatibility profiles                           DONE | ||||
|   Geometry shaders                                      DONE () | ||||
|   BGRA vertex order (GL_ARB_vertex_array_bgra)          DONE () | ||||
|   Base vertex offset(GL_ARB_draw_elements_base_vertex)  DONE () | ||||
|   Frag shader coord (GL_ARB_fragment_coord_conventions) DONE () | ||||
|   Provoking vertex (GL_ARB_provoking_vertex)            DONE () | ||||
|   Seamless cubemaps (GL_ARB_seamless_cube_map)          DONE () | ||||
|   Multisample textures (GL_ARB_texture_multisample)     DONE () | ||||
|   Frag depth clamp (GL_ARB_depth_clamp)                 DONE () | ||||
|   Fence objects (GL_ARB_sync)                           DONE () | ||||
|   GLX_ARB_create_context_profile                        DONE | ||||
|  | ||||
|  | ||||
| GL 3.3, GLSL 3.30 --- all DONE: i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe | ||||
|  | ||||
|   GL_ARB_blend_func_extended                            DONE () | ||||
|   GL_ARB_explicit_attrib_location                       DONE (all drivers that support GLSL) | ||||
|   GL_ARB_occlusion_query2                               DONE () | ||||
|   GL_ARB_sampler_objects                                DONE (all drivers) | ||||
|   GL_ARB_shader_bit_encoding                            DONE () | ||||
|   GL_ARB_texture_rgb10_a2ui                             DONE () | ||||
|   GL_ARB_texture_swizzle                                DONE () | ||||
|   GL_ARB_timer_query                                    DONE () | ||||
|   GL_ARB_instanced_arrays                               DONE () | ||||
|   GL_ARB_vertex_type_2_10_10_10_rev                     DONE () | ||||
|  | ||||
|  | ||||
| GL 4.0, GLSL 4.00: | ||||
|  | ||||
|   GL_ARB_draw_buffers_blend                            DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_draw_indirect                                 DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_gpu_shader5                                   DONE (i965, nvc0) | ||||
|   - 'precise' qualifier                                DONE | ||||
|   - Dynamically uniform sampler array indices          DONE (r600) | ||||
|   - Dynamically uniform UBO array indices              DONE (r600) | ||||
|   - Implicit signed -> unsigned conversions            DONE | ||||
|   - Fused multiply-add                                 DONE () | ||||
|   - Packing/bitfield/conversion functions              DONE (r600, radeonsi) | ||||
|   - Enhanced textureGather                             DONE (r600, radeonsi) | ||||
|   - Geometry shader instancing                         DONE (r600) | ||||
|   - Geometry shader multiple streams                   DONE () | ||||
|   - Enhanced per-sample shading                        DONE (r600, radeonsi) | ||||
|   - Interpolation functions                            DONE (r600) | ||||
|   - New overload resolution rules                      DONE | ||||
|   GL_ARB_gpu_shader_fp64                               DONE (nvc0, softpipe) | ||||
|   GL_ARB_sample_shading                                DONE (i965, nv50, nvc0, r600, radeonsi) | ||||
|   GL_ARB_shader_subroutine                             started (Dave) | ||||
|   GL_ARB_tessellation_shader                           started (Chris, Ilia) | ||||
|   GL_ARB_texture_buffer_object_rgb32                   DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_texture_cube_map_array                        DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_texture_gather                                DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe) | ||||
|   GL_ARB_texture_query_lod                             DONE (i965, nv50, nvc0, r600, radeonsi) | ||||
|   GL_ARB_transform_feedback2                           DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_transform_feedback3                           DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|  | ||||
|  | ||||
| GL 4.1, GLSL 4.10: | ||||
|  | ||||
|   GL_ARB_ES2_compatibility                             DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_get_program_binary                            DONE (0 binary formats) | ||||
|   GL_ARB_separate_shader_objects                       DONE (all drivers) | ||||
|   GL_ARB_shader_precision                              started (Micah) | ||||
|   GL_ARB_vertex_attrib_64bit                           DONE (nvc0, softpipe) | ||||
|   GL_ARB_viewport_array                                DONE (i965, nv50, nvc0, r600, llvmpipe) | ||||
|  | ||||
|  | ||||
| GL 4.2, GLSL 4.20: | ||||
|  | ||||
|   GL_ARB_texture_compression_bptc                      DONE (i965, nvc0, r600, radeonsi) | ||||
|   GL_ARB_compressed_texture_pixel_storage              DONE (all drivers) | ||||
|   GL_ARB_shader_atomic_counters                        DONE (i965) | ||||
|   GL_ARB_texture_storage                               DONE (all drivers) | ||||
|   GL_ARB_transform_feedback_instanced                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_base_instance                                 DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_shader_image_load_store                       in progress (curro) | ||||
|   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_shading_language_packing                      DONE (all drivers) | ||||
|   GL_ARB_internalformat_query                          DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_map_buffer_alignment                          DONE (all drivers) | ||||
|  | ||||
|  | ||||
| GL 4.3, GLSL 4.30: | ||||
|  | ||||
|   GL_ARB_arrays_of_arrays                              started (Timothy) | ||||
|   GL_ARB_ES3_compatibility                             DONE (all drivers that support GLSL 3.30) | ||||
|   GL_ARB_clear_buffer_object                           DONE (all drivers) | ||||
|   GL_ARB_compute_shader                                in progress (jljusten) | ||||
|   GL_ARB_copy_image                                    DONE (i965) | ||||
|   GL_KHR_debug                                         DONE (all drivers) | ||||
|   GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL) | ||||
|   GL_ARB_fragment_layer_viewport                       DONE (nv50, nvc0, r600, llvmpipe) | ||||
|   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                           DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_program_interface_query                       DONE (all drivers) | ||||
|   GL_ARB_robust_buffer_access_behavior                 not started | ||||
|   GL_ARB_shader_image_size                             in progress (Martin Peres) | ||||
|   GL_ARB_shader_storage_buffer_object                  not started | ||||
|   GL_ARB_stencil_texturing                             DONE (i965/gen8+, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_texture_buffer_range                          DONE (nv50, nvc0, i965, r600, radeonsi, llvmpipe) | ||||
|   GL_ARB_texture_query_levels                          DONE (all drivers that support GLSL 1.30) | ||||
|   GL_ARB_texture_storage_multisample                   DONE (all drivers that support GL_ARB_texture_multisample) | ||||
|   GL_ARB_texture_view                                  DONE (i965, nv50, nvc0, llvmpipe, softpipe) | ||||
|   GL_ARB_vertex_attrib_binding                         DONE (all drivers) | ||||
|  | ||||
|  | ||||
| GL 4.4, GLSL 4.40: | ||||
|  | ||||
|   GL_MAX_VERTEX_ATTRIB_STRIDE                          DONE (all drivers) | ||||
|   GL_ARB_buffer_storage                                DONE (i965, nv50, nvc0, r600, radeonsi) | ||||
|   GL_ARB_clear_texture                                 DONE (i965) | ||||
|   GL_ARB_enhanced_layouts                              not started | ||||
|   GL_ARB_multi_bind                                    DONE (all drivers) | ||||
|   GL_ARB_query_buffer_object                           not started | ||||
|   GL_ARB_texture_mirror_clamp_to_edge                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_texture_stencil8                              DONE (nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_vertex_type_10f_11f_11f_rev                   DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|  | ||||
| GL 4.5, GLSL 4.50: | ||||
|  | ||||
|   GL_ARB_ES3_1_compatibility                           not started | ||||
|   GL_ARB_clip_control                                  DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_conditional_render_inverted                   DONE (i965, nv50, nvc0, llvmpipe, softpipe) | ||||
|   GL_ARB_cull_distance                                 not started | ||||
|   GL_ARB_derivative_control                            DONE (i965, nv50, nvc0, r600) | ||||
|   GL_ARB_direct_state_access                           DONE (all drivers) | ||||
|   - Transform Feedback object                          DONE | ||||
|   - Buffer object                                      DONE | ||||
|   - Framebuffer object                                 DONE | ||||
|   - Renderbuffer object                                DONE | ||||
|   - Texture object                                     DONE | ||||
|   - Vertex array object                                DONE | ||||
|   - Sampler object                                     DONE | ||||
|   - Program Pipeline object                            DONE | ||||
|   - Query object                                       DONE (will require changes when GL_ARB_query_buffer_object lands) | ||||
|   GL_ARB_get_texture_sub_image                         started (Brian Paul) | ||||
|   GL_ARB_shader_texture_image_samples                  not started | ||||
|   GL_ARB_texture_barrier                               DONE (nv50, nvc0, r600, radeonsi) | ||||
|   GL_KHR_context_flush_control                         DONE (all - but needs GLX/EXT extension to be useful) | ||||
|   GL_KHR_robust_buffer_access_behavior                 not started | ||||
|   GL_KHR_robustness                                    90% done (the ARB variant) | ||||
|   GL_EXT_shader_integer_mix                            DONE (all drivers that support GLSL) | ||||
|  | ||||
| These are the extensions cherry-picked to make GLES 3.1 | ||||
| GLES3.1, GLSL ES 3.1 | ||||
|   GL_ARB_arrays_of_arrays                              started (Timothy) | ||||
|   GL_ARB_compute_shader                                in progress (jljusten) | ||||
|   GL_ARB_draw_indirect                                 DONE (i965, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL) | ||||
|   GL_ARB_framebuffer_no_attachments                    not started | ||||
|   GL_ARB_program_interface_query                       DONE (all drivers) | ||||
|   GL_ARB_shader_atomic_counters                        DONE (i965) | ||||
|   GL_ARB_shader_image_load_store                       in progress (curro) | ||||
|   GL_ARB_shader_image_size                             in progress (Martin Peres) | ||||
|   GL_ARB_shader_storage_buffer_object                  not started | ||||
|   GL_ARB_shading_language_packing                      DONE (all drivers) | ||||
|   GL_ARB_separate_shader_objects                       DONE (all drivers) | ||||
|   GL_ARB_stencil_texturing                             DONE (i965/gen8+, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   Multisample textures (GL_ARB_texture_multisample)    DONE (i965, nv50, nvc0, r600, radeonsi, llvmpipe, softpipe) | ||||
|   GL_ARB_texture_storage_multisample                   DONE (all drivers that support GL_ARB_texture_multisample) | ||||
|   GL_ARB_vertex_attrib_binding                         DONE (all drivers) | ||||
|   GS5 Enhanced textureGather                           DONE (i965, nvc0, r600, radeonsi) | ||||
|   GS5 Packing/bitfield/conversion functions            DONE (i965, nvc0, r600, radeonsi) | ||||
|   GL_EXT_shader_integer_mix                            DONE (all drivers that support GLSL) | ||||
|  | ||||
|   Additional functions not covered above: | ||||
|       glMemoryBarrierByRegion | ||||
|       glGetTexLevelParameter[fi]v - needs updates to restrict to GLES enums | ||||
|       glGetBooleani_v - needs updates to restrict to GLES enums | ||||
|  | ||||
| More info about these features and the work involved can be found at | ||||
| http://dri.freedesktop.org/wiki/MissingFunctionality | ||||
							
								
								
									
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										Normal file
									
								
							
							
						
						
									
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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. | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian 'at' tungstengraphics.com) | ||||
|     Keith Whitwell, Tungsten Graphics, Inc.  (keith 'at' tungstengraphics.com) | ||||
| 
 | ||||
| Status | ||||
| @@ -48,7 +48,7 @@ Issues | ||||
| 
 | ||||
| New Procedures and Functions | ||||
| 
 | ||||
|     unsigned int glXGetAGPOffsetMESA( const void *pointer ) | ||||
|     GLuint glXGetAGPOffsetMESA( const GLvoid *pointer ) | ||||
| 
 | ||||
| New Tokens | ||||
| 
 | ||||
| @@ -67,7 +67,7 @@ Additions to Chapter 3 the GLX 1.4 Specification (Functions and Errors) | ||||
|     On "PC" computers, AGP memory can be allocated with glXAllocateMemoryNV | ||||
|     and freed with glXFreeMemoryNV.  Sometimes it's useful to know where a | ||||
|     block of AGP memory is located with respect to the start of the AGP | ||||
|     aperture.  The function | ||||
|     aperature.  The function | ||||
| 
 | ||||
|         GLuint glXGetAGPOffsetMESA( const GLvoid *pointer ) | ||||
| 
 | ||||
| @@ -92,4 +92,3 @@ Revision History | ||||
| 
 | ||||
|     20 September 2002 - Initial draft | ||||
|     2 October 2002 - finished GLX chapter 3 additions | ||||
|     27 July 2004 - use unsigned int instead of GLuint, void instead of GLvoid | ||||
							
								
								
									
										88
									
								
								docs/MESA_copy_sub_buffer.spec
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										88
									
								
								docs/MESA_copy_sub_buffer.spec
									
									
									
									
									
										Normal file
									
								
							| @@ -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 | ||||
|  | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian 'at' tungstengraphics.com) | ||||
|     Keith Whitwell, Tungsten Graphics, Inc.  (keith 'at' tungstengraphics.com) | ||||
| 
 | ||||
| Status | ||||
| @@ -48,7 +48,7 @@ IP Status | ||||
| 
 | ||||
| Issues | ||||
| 
 | ||||
|     1. Should we also define UNPACK_INVERT_MESA for glDrawPixels, etc? | ||||
|     1. Should we also defined UNPACK_INVERT_MESA for glDrawPixels, etc? | ||||
| 
 | ||||
|     Resolved:  No, we're only concerned with pixel packing.  There are other | ||||
|     solutions for inverting images when using glDrawPixels (negative Y pixel | ||||
| @@ -17,6 +17,7 @@ Status | ||||
| 
 | ||||
| Version | ||||
| 
 | ||||
|     $Id: MESA_packed_depth_stencil.spec,v 1.2 2003/09/19 14:58:21 brianp Exp $ | ||||
| 
 | ||||
| Number | ||||
| 
 | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul (brian 'at' mesa3d.org) | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul (brian @ tungstengraphics.com) | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
| @@ -18,6 +18,7 @@ Version | ||||
| 
 | ||||
|     Last Modified Date: July 20, 2003 | ||||
|     Author Revision: 1.0 | ||||
|     $Date: 2003/09/23 14:46:11 $ $Revision: 1.3 $ | ||||
| 
 | ||||
| Number | ||||
| 
 | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul (brian 'at' mesa3d.org) | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
| @@ -31,12 +31,12 @@ Overview | ||||
| 
 | ||||
|     Mesa's implementation of GLX is entirely implemented on the client side. | ||||
|     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. | ||||
| 
 | ||||
|     The glxMesaReleaseBuffers() function can be used to explicitly indicate | ||||
|     when the back color buffer, depth buffer, stencil buffer, and/or accumu- | ||||
|     lation buffer associated with a drawable can be freed. | ||||
|     when the back color buffer, depth buffer, stencil buffer, and/or accum- | ||||
|     ulation buffer associated with a drawable can be freed. | ||||
| 
 | ||||
| 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 ); | ||||
| 
 | ||||
|     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 | ||||
|     deallocated.  True is returned if <d> is a valid Mesa GLX drawable, | ||||
|     else False is returned.  After calling glXReleaseBuffersMESA, the | ||||
| @@ -8,14 +8,15 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul, brianp 'at' mesa3d.org | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
|     Obsolete. | ||||
|     Shipping (since Mesa version 2.2) | ||||
| 
 | ||||
| Version | ||||
| 
 | ||||
|     $Id: MESA_resize_buffers.spec,v 1.2 2000/04/04 23:29:32 brianp Exp $ | ||||
| 
 | ||||
| Number | ||||
| 
 | ||||
| @@ -35,7 +36,7 @@ Overview | ||||
| 
 | ||||
|     Mesa's glViewport command queries the current window size and updates | ||||
|     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. | ||||
| 
 | ||||
|     In some situations, however, the application may not call glViewport | ||||
| @@ -65,7 +66,7 @@ Additions to the AGL/GLX/WGL Specifications | ||||
| 
 | ||||
| Errors | ||||
| 
 | ||||
|     INVALID_OPERATION is generated if glResizeBuffersMESA is called between | ||||
|     INVALID_OPERATION is generated if ResizeBuffersMESA is called betweeen | ||||
|     Begin and End. | ||||
| 
 | ||||
| New State | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul (brian 'at' mesa3d.org) | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
| @@ -16,6 +16,7 @@ Status | ||||
| 
 | ||||
| Version | ||||
| 
 | ||||
|     $Id: MESA_sprite_point.spec,v 1.2 2003/09/19 14:58:21 brianp Exp $ | ||||
| 
 | ||||
| Number | ||||
| 
 | ||||
| @@ -43,7 +43,7 @@ Issues | ||||
| 
 | ||||
| New Procedures and Functions | ||||
| 
 | ||||
|     int glXSwapIntervalMESA(unsigned int interval) | ||||
|     int glXSwapIntervalMESA(int interval) | ||||
|     int glXGetSwapIntervalMESA(void) | ||||
| 
 | ||||
| New Tokens | ||||
| @@ -88,8 +88,8 @@ Additions to the GLX 1.3 Specification | ||||
|     this is typically the time required to display both the even and odd  | ||||
|     fields of a frame of video data. | ||||
| 
 | ||||
|     If <interval> is set to a value of 0, buffer swaps are not synchro- | ||||
|     nized to a video frame.  The <interval> value is silently clamped to | ||||
|     If <interval> is set to a value of 0, buffer swaps are not synchron- | ||||
|     ized to a video frame.  The <interval> value is silently clamped to | ||||
|     the maximum implementation-dependent value supported before being | ||||
|     stored. | ||||
| 
 | ||||
| @@ -103,8 +103,11 @@ Additions to the GLX 1.3 Specification | ||||
| 
 | ||||
| Errors | ||||
| 
 | ||||
|     glXSwapIntervalMESA returns GLX_BAD_VALUE if parameter <interval> is | ||||
|     less than zero. | ||||
| 
 | ||||
|     glXSwapIntervalMESA returns GLX_BAD_CONTEXT if there is no current | ||||
|     GLXContext or if the current context is not a direct rendering context. | ||||
|     GLXContext. | ||||
| 
 | ||||
| GLX Protocol | ||||
| 
 | ||||
| @@ -32,7 +32,7 @@ Dependencies | ||||
| 
 | ||||
| Overview | ||||
| 
 | ||||
|     This extension allows an application to determine what portion of the | ||||
|     This extension allows an application to deterine what portion of the | ||||
|     swap period has elapsed since the last swap operation completed.  The | ||||
|     "usage" value is a floating point value on the range [0,max] which is | ||||
|     calculated as follows: | ||||
| @@ -59,7 +59,7 @@ Overview | ||||
|     is taken from the completion of one swap to the issuance of the next. | ||||
|     This representation may not be as useful as measuring between | ||||
|     completions, as a significant amount of time may pass between the | ||||
|     issuance of a swap and the swap actually occurring. | ||||
|     issuance of a swap and the swap actually occuring. | ||||
| 
 | ||||
|     There is also a mechanism to determine whether a frame swap was | ||||
|     missed. | ||||
| @@ -110,7 +110,7 @@ Additions to Chapter 6 of the 1.4 GL Specification (State and State Requests) | ||||
| Additions to the GLX 1.3 Specification | ||||
| 
 | ||||
|     The frame usage is measured as the percentage of the swap period elapsed | ||||
|     between two buffer-swap operations being committed.  In unextended GLX the | ||||
|     between two buffer-swap operations being commited.  In unextened GLX the | ||||
|     swap period is the vertical refresh time.  If SGI_swap_control or | ||||
|     MESA_swap_control are supported, the swap period is the vertical refresh | ||||
|     time multiplied by the swap interval (or one if the swap interval is set | ||||
| @@ -119,7 +119,7 @@ Additions to the GLX 1.3 Specification | ||||
|     If OML_sync_control is supported, the swap period is the vertical | ||||
|     refresh time multiplied by the divisor parameter to | ||||
|     glXSwapBuffersMscOML.  The frame usage in this case is less than 1.0 if | ||||
|     the swap is committed before target_msc, and is greater than or equal to | ||||
|     the swap is commited before target_msc, and is greater than or equal to | ||||
|     1.0 otherwise.  The actual usage value is based on the divisor and is | ||||
|     never less than 0.0. | ||||
| 
 | ||||
| @@ -143,7 +143,7 @@ Additions to the GLX 1.3 Specification | ||||
| 
 | ||||
|     The current missed frame count and total number of swaps since | ||||
|     the last call to glXBeginFrameTrackingMESA can be obtained by | ||||
|     calling the following function: | ||||
|     callling the following function: | ||||
| 
 | ||||
|        int glXQueryFrameTrackingMESA(Display *dpy, | ||||
|                                      GLXDrawable drawable, | ||||
| @@ -152,7 +152,7 @@ Additions to the GLX 1.3 Specification | ||||
|                                      float *lastMissedUsage) | ||||
| 
 | ||||
|     The location pointed to by <swapCount> will be updated with the | ||||
|     number of swaps that have been committed.  This value may not match the | ||||
|     number of swaps that have been commited.  This value may not match the | ||||
|     number of swaps that have been requested since swaps may be | ||||
|     queued by the implementation.  This function can be called at any | ||||
|     time and does not synchronize to vertical blank. | ||||
| @@ -171,7 +171,7 @@ Additions to the GLX 1.3 Specification | ||||
|     application can call glXQueryFrameTrackingMESA for a final swap and | ||||
|     missed frame count. | ||||
| 
 | ||||
|     If these functions are successful, zero is returned.  If the context | ||||
|     If these functions are succesful, zero is returned.  If the context | ||||
|     associated with dpy and drawable is not a direct context, | ||||
|     GLX_BAD_CONTEXT is returned. | ||||
| 
 | ||||
| @@ -4,7 +4,7 @@ Name | ||||
| 
 | ||||
| Name Strings | ||||
| 
 | ||||
|      GL_MESA_trace | ||||
|      GL_MESA_TRACE | ||||
| 
 | ||||
| Contact | ||||
|      | ||||
| @@ -17,6 +17,7 @@ Status | ||||
| 
 | ||||
| Version | ||||
| 
 | ||||
|     $Id: MESA_trace.spec,v 1.3 2003/09/19 14:58:21 brianp Exp $ | ||||
| 
 | ||||
| Number | ||||
| 
 | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul, brian.paul 'at' tungstengraphics.com | ||||
|     Brian Paul, brianp 'at' mesa3d.org | ||||
| 
 | ||||
| Status | ||||
| 
 | ||||
| @@ -16,6 +16,7 @@ Status | ||||
| 
 | ||||
| Version | ||||
| 
 | ||||
|     $Id: MESA_window_pos.spec,v 1.3 2000/04/04 23:29:32 brianp Exp $ | ||||
| 
 | ||||
| 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. | ||||
|       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 | ||||
|       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 | ||||
|       matrix, projection matrix and viewport parameters are ignored and the | ||||
| @@ -108,7 +109,7 @@ GLX Protocol | ||||
| 
 | ||||
| Errors | ||||
| 
 | ||||
|     INVALID_OPERATION is generated if WindowPosMESA is called between | ||||
|     INVALID_OPERATION is generated if WindowPosMESA is called betweeen | ||||
|     Begin and End. | ||||
| 
 | ||||
| New State | ||||
| @@ -8,7 +8,7 @@ Name Strings | ||||
| 
 | ||||
| Contact | ||||
| 
 | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian.paul 'at' tungstengraphics.com) | ||||
|     Brian Paul, Tungsten Graphics, Inc. (brian 'at' tungstengraphics.com) | ||||
|     Keith Whitwell, Tungsten Graphics, Inc.  (keith 'at' tungstengraphics.com) | ||||
| 
 | ||||
| Status | ||||
| @@ -26,7 +26,7 @@ Number | ||||
| Dependencies | ||||
| 
 | ||||
|     OpenGL 1.0 or later is required | ||||
|     This extension is written against the OpenGL 1.4 Specification. | ||||
|     This extensions is written against the OpenGL 1.4 Specification. | ||||
|     NV_texture_rectangle effects the definition of this extension. | ||||
| 
 | ||||
| Overview | ||||
| @@ -75,14 +75,14 @@ Additions to Chapter 2 of the OpenGL 1.4 Specification (OpenGL Operation) | ||||
| 
 | ||||
| Additions to Chapter 3 of the OpenGL 1.4 Specification (Rasterization) | ||||
| 
 | ||||
|     In section 3.6.4, Rasterization of Pixel Rectangles, on page 101, | ||||
|     In section 3.6.4, Rasterization of Pixel Rectangles, on page 102, | ||||
|     add the following to Table 3.8 (Packed pixel formats): | ||||
|      | ||||
|     type Parameter                GL Data   Number of        Matching | ||||
|      Token Name                    Type     Components     Pixel Formats | ||||
|     --------------                -------   ----------     ------------- | ||||
|     UNSIGNED_SHORT_8_8_MESA       ushort         2         YCBCR_MESA | ||||
|     UNSIGNED_SHORT_8_8_REV_MESA   ushort         2         YCBCR_MESA | ||||
|     UNSIGNED_SHORT_8_8_MESA       ushort         3         YCBCR_422_MESA | ||||
|     UNSIGNED_SHORT_8_8_REV_MESA   ushort         3         YCBCR_422_MESA | ||||
| 
 | ||||
| 
 | ||||
|     In section 3.6.4, Rasterization of Pixel Rectangles, on page 102, | ||||
| @@ -103,13 +103,13 @@ Additions to Chapter 3 of the OpenGL 1.4 Specification (Rasterization) | ||||
|     +-------------------------------+-------------------------------+ | ||||
| 
 | ||||
| 
 | ||||
|     In section 3.6.4, Rasterization of Pixel Rectangles, on page 104, | ||||
|     add the following to Table 3.12 (Packed pixel field assignments): | ||||
|     In section 3.6.4, Rasterization of Pixel Rectangles, on page 102, | ||||
|     add the following to Table 3.12 (Packed pixel fiedl assignments): | ||||
| 
 | ||||
|                        First       Second     Third      Fourth | ||||
|     Format             Element     Element    Element    Element | ||||
|     ------             -------     -------    -------    ------- | ||||
|     YCBCR_MESA         luminance   chroma | ||||
|     YCBCR_422_MESA     luminance   chroma | ||||
| 
 | ||||
| 
 | ||||
|     In section 3.8.1, Texture Image Specification, on page 125, add | ||||
| @@ -201,4 +201,3 @@ Revision History | ||||
|      3 September 2003 - further clarify when YCbCr->RGB conversion takes place | ||||
|     19 September 2003 - a few more updates prior to submitting to extension | ||||
|                         registry. | ||||
|      3 April 2004 - fix assorted inaccuracies | ||||
							
								
								
									
										547
									
								
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										Normal file
									
								
							
							
						
						
									
										547
									
								
								docs/MiniGLX.html
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,547 @@ | ||||
| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||||
| <html> | ||||
| <head> | ||||
|   <title>Mini GLX Specification</title> | ||||
| </head> | ||||
| <body> | ||||
| <h1> | ||||
| <center>Mini GLX Specification</center> | ||||
| </h1> | ||||
| <h2> | ||||
| <center>Tungsten Graphics, Inc.<br> | ||||
| <br> | ||||
| January 20, 2003<br> | ||||
| <br> | ||||
| </center> | ||||
| </h2> | ||||
| <p> Copyright © 2002-2003 by Tungsten Graphics, Inc., Cedar Park, | ||||
| Texas. All Rights Reserved. <br> | ||||
| <br> | ||||
| Permission is granted to make and distribute verbatim copies of this | ||||
| document provided the copyright notice and this permission notice are | ||||
| preserved on all copies.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h1>1. Introduction</h1> | ||||
| <p>The Mini GLX interface facilitates OpenGL rendering on embedded | ||||
| devices. The interface is a subset of the GLX interface, plus a minimal | ||||
| set of Xlib-like functions.</p> | ||||
| <p>Programs written to the Mini GLX specification should run unchanged | ||||
| on systems with the X Window System and the GLX extension. The intention | ||||
| is to allow flexibility for prototyping and testing.</p> | ||||
| <p>This document serves as both the reference guide and programming | ||||
| guide for Mini GLX.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h1>2. Mini GLX Concepts</h1> | ||||
| <p>The OpenGL specification does not describe how OpenGL rendering | ||||
| contexts and drawing surfaces (i.e. the frame buffer) are created and | ||||
| managed. Rather, this is handled by an OpenGL window system interface, | ||||
| such as Mini GLX.</p> | ||||
| <p>There are three main datatypes or resources managed by Mini GLX. The | ||||
| resources and their corresponding GLX or Xlib data types are:</p> | ||||
| <table cellspacing="10" align="center"> | ||||
|   <tbody> | ||||
|     <tr> | ||||
|       <td><u>Resource</u></td> | ||||
|       <td><u>Data type</u></td> | ||||
|     </tr> | ||||
|     <tr> | ||||
|       <td>pixel formats</td> | ||||
|       <td>X Visual and XVisualInfo</td> | ||||
|     </tr> | ||||
|     <tr> | ||||
|       <td>drawing surfaces</td> | ||||
|       <td>X Window or GLXDrawable</td> | ||||
|     </tr> | ||||
|     <tr> | ||||
|       <td>rendering contexts</td> | ||||
|       <td>GLXContext</td> | ||||
|     </tr> | ||||
|   </tbody> | ||||
| </table> | ||||
| <p>Pixel formats or X Visuals describe the per-pixel attributes of the | ||||
| frame buffer.  For example, bits per color component, Z buffer size, | ||||
| stencil size, TrueColor vs PseudoColor, etc.</p> | ||||
| <p>Drawing surfaces or X Windows typically describe a spatial | ||||
| allocation of the frame buffer (i.e. the position and size of a | ||||
| rectangular region of pixels).  Since MiniGLX doesn't really support a | ||||
| window system, the window is effectively the entire frame buffer.</p> | ||||
| <p>A rendering context represents the current OpenGL state such as | ||||
| current drawing color, line width, blending mode, texture parameters, | ||||
| etc. Several rendering contexts can be created but only one can be in | ||||
| use at any given time.</p> | ||||
| <p>The Mini GLX interface provides all the functions needed for | ||||
| choosing pixel formats, create drawing surfaces, creating rendering | ||||
| contexts and binding rendering contexts to drawing surfaces.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h1>3. Using Mini GLX</h1> | ||||
| <p>To use the Mini GLX interface in your application, include the | ||||
| GL/miniglx.h header file at compile time:</p> | ||||
| <blockquote><code>	#include <GL/miniglx.h><br> | ||||
|   </code></blockquote> | ||||
| <code></code>Applications should link with libGL.so (i.e. <code>gcc | ||||
| myprogram.o -lGL -o myprogram</code>).  libGL.so implements the | ||||
| MiniGLX API functions and, in turn, loads a hardware-specific device | ||||
| driver (such as <code>radeon_dri.so</code>) at runtime.  The | ||||
| environment variable <code>LIBGL_DRIVERS_PATH</code> should name the | ||||
| directory where these modules are located.<br> | ||||
| <br> | ||||
| Prior to running a MiniGXL application, the following kernel modules | ||||
| must be installed:<br> | ||||
| <br> | ||||
| <div style="margin-left: 40px;"> agpgart.o<br> | ||||
| radeonfb.o  (assuming Radeon hardware)<br> | ||||
| radeon.o  (assuming Radeon hardware)<br> | ||||
| </div> | ||||
| <code></code> <br> | ||||
| Finally, MiniGLX reads a configuration file (by default,<code> | ||||
| /etc/miniglx.conf</code>) to determine basic configuration information. | ||||
|  The configuration file may also be located in the directory | ||||
| specified by the <code>MINIGLX_CONF</code> environment variable).<br> | ||||
| <br> | ||||
| The remainder of this section describes the MiniGLX API functions.<br> | ||||
| <br> | ||||
| <h2>3.1 Initialization</h2> | ||||
| <p>The XOpenDisplay function is used to initialize the graphics system:</p> | ||||
| <blockquote> | ||||
|   <pre>Display *XOpenDisplay(const char *displayname)<br></pre> | ||||
| </blockquote> | ||||
| <p>The <code>displayName</code> parameter is currently ignored in Mini | ||||
| GLX. It is recommended that <code>NULL</code> be passed as the<code>displayName</code> | ||||
| parameter.</p> | ||||
| <p>If XOpenDisplay is able to initialize the graphics system a pointer | ||||
| to a Display will be returned.  Otherwise, NULL will be returned.</p> | ||||
| <h2>3.2 Choosing a Visual</h2> | ||||
| <p>A visual (i.e. pixel format) must be chosen before a drawing surface | ||||
| or rendering context can be created.  This is done with the | ||||
| glXChooseVisual function:</p> | ||||
| <blockquote> | ||||
|   <pre>XVisualInfo *glXChooseVisual(Display *dpy, int screen, const int *attribList)<br></pre> | ||||
| </blockquote> | ||||
| <p><code>dpy</code> is a pointer to the display returned by | ||||
| XOpenDisplay. </p> | ||||
| <p><code>screen</code> is currently ignored by Mini GLX and should be | ||||
| zero. </p> | ||||
| <p><code>attribList</code> is a list of GLX attributes which describe | ||||
| the desired pixel format.  It is terminated by the token <code>None</code>. | ||||
| The attributes are as follows:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>GLX_USE_GL</code></dt> | ||||
|     <dd>This attribute should always be present in order to maintain | ||||
| compatibility with GLX.</dd> | ||||
|     <dt><code>GLX_RGBA</code></dt> | ||||
|     <dd>If present, only RGBA pixel formats will be considered. | ||||
| Otherwise, only color index formats are considered.</dd> | ||||
|     <dt><code>GLX_DOUBLEBUFFER</code></dt> | ||||
|     <dd>if present, only double-buffered pixel formats will	be chosen.</dd> | ||||
|     <dt><code>GLX_RED_SIZE n</code></dt> | ||||
|     <dd>Must be followed by a non-negative integer indicating the | ||||
| minimum number of bits per red pixel component that is acceptable.</dd> | ||||
|     <dt><code>GLX_GREEN_SIZE n</code></dt> | ||||
|     <dd>Must be followed by a non-negative integer indicating the | ||||
| minimum number of bits per green pixel component that is acceptable.</dd> | ||||
|     <dt><code>GLX_BLUE_SIZE n</code></dt> | ||||
|     <dd>Must be followed by a non-negative integer indicating the | ||||
| minimum number of bits per blue pixel component that is acceptable.</dd> | ||||
|     <dt><code>GLX_ALPHA_SIZE n</code></dt> | ||||
|     <dd>Must be followed by a non-negative integer indicating the | ||||
| minimum number of bits per alpha pixel component that is acceptable.</dd> | ||||
|     <dt><code>GLX_STENCIL_SIZE n</code></dt> | ||||
|     <dd>Must be followed by a non-negative integer indicating the | ||||
| minimum number of bits per stencil value that is acceptable.</dd> | ||||
|     <dt><code>None</code></dt> | ||||
|     <dd>This token is used to terminate the attribute list.</dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <p>glXChooseVisual will return a pointer to an XVisualInfo object which | ||||
| most closely matches the requirements of the attribute list.  If there | ||||
| is no visual which matches the request, NULL will be returned.</p> | ||||
| <p>Note that visuals with accumulation buffers and depth buffers are | ||||
| not available.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h2>3.3 Creating a Drawing Surface</h2> | ||||
| <p>Drawing surfaces are created as X windows.  For Mini GLX, | ||||
| windows are <i>full-screen</i>; they cover the entire frame buffer. | ||||
|  Also, Mini GLX imposes a limit of one window.  A second window | ||||
| cannot be created until the first one is destroyed.</p> | ||||
| <h3>3.3.1 Window Creation</h3> | ||||
| <p>The XCreateWindow function is used to create a drawing surface:</p> | ||||
| <blockquote> | ||||
|   <pre>Window XCreateWindow( Display *display,<br>                      Window parent,<br>                      int x, int y,<br>                      unsigned int width, unsigned int height,<br>                      unsigned int borderWidth,<br>                      int depth,<br>                      unsigned int class,<br>                      Visual *visual,<br>                      unsigned long valuemask,<br>                      XSetWindowAttributes *attributes )<br></pre> | ||||
| </blockquote> | ||||
| <p>The parameters are as follows:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>display</code></dt> | ||||
|     <dd>A Display pointer, as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>parent</code></dt> | ||||
|     <dd>The parent window for the new window.  For Mini GLX, this | ||||
| should be<code>RootWindow(dpy, 0)</code>.</dd> | ||||
|     <dt><code>x, y</code></dt> | ||||
|     <dd>The position of the window.  For Mini GLX, both values should | ||||
| be zero.</dd> | ||||
|     <dt><code>width, height</code></dt> | ||||
|     <dd>The size of the window.  For Mini GLX, this specifies the | ||||
| desired screen size such as 1024, 768 or 1280, 1024.</dd> | ||||
|     <dt><code>borderWidth</code></dt> | ||||
|     <dd>This parameter should be zero.</dd> | ||||
|     <dt><code>depth</code></dt> | ||||
|     <dd>The pixel depth for the window.  For Mini GLX this should be | ||||
| the depth found in the XVisualInfo object returned by <code>glxChooseVisual</code>.</dd> | ||||
|     <dt><code>class</code></dt> | ||||
|     <dd>The window class.  For Mini GLX this value should be <code>InputOutput</code>.</dd> | ||||
|     <dt><code>visual</code></dt> | ||||
|     <dd>This parameter should be the <code>visual</code> field of the <code>XVisualInfo</code> | ||||
| object returned by <code>glxChooseVisual</code>.</dd> | ||||
|     <dt><code>valuemask</code></dt> | ||||
|     <dd>This parameter indicates which fields of the <code>XSetWindowAttributes</code> | ||||
| are to be used. For Mini GLX this is typically the bitmask<code>CWBackPixel | ||||
| | CWBorderPixel | CWColormap</code>.</dd> | ||||
|     <dt><code>attributes</code></dt> | ||||
|     <dd>Initial window attributes. Of the fields in the <code>XSetWindowAttributes</code> | ||||
| structure, the<code>background_pixel</code>, <code>border_pixel</code> | ||||
| and <code>colormap</code> fields should be set.  See the discussion | ||||
| below regarding colormaps.</dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <p><code>XCreateWindow</code> will return a window handle if it succeeds | ||||
| or zero if it fails.</p> | ||||
| <h3>3.3.2 Window Mapping</h3> | ||||
| <p>To display the window the XMapWindow function must be called:</p> | ||||
| <blockquote> | ||||
|   <pre>void XMapWindow(Display *dpy, Window w)</pre> | ||||
| </blockquote> | ||||
| <p>This function does nothing in Mini GLX but is required for Xlib/GLX | ||||
| compatibility</p> | ||||
| <h3>3.3.3 Colormaps<br> | ||||
| </h3> | ||||
| <p>Xlib requires specification of a colormap when creating a window. | ||||
|  For purposes of interoperability, Mini GLX requires this as well, | ||||
| though the colormap is not actually used.  The XCreateColormap | ||||
| function is used to create a colormap:</p> | ||||
| <blockquote><code>Colormap XCreateColormap(Display *dpy, Window window, | ||||
| Visual *visual, int alloc)</code><br> | ||||
|   <code></code></blockquote> | ||||
| <p>The parameters are as follows:<br> | ||||
| </p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>dpy</code></dt> | ||||
|     <dd>The display handle as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>window</code></dt> | ||||
|     <dd> This parameter is ignored by Mini GLX but should be the value | ||||
| returned by the <code>RootWindow(dpy, 0)</code> macro.<br> | ||||
|     </dd> | ||||
|     <dt><code>visual</code></dt> | ||||
|     <dd>This parameter is ignored by Mini GLX but should be the visual | ||||
| field of the XVisualInfo object returned by glXChooseVisual. </dd> | ||||
|     <dt><code>alloc</code></dt> | ||||
|     <dd>This parameter is ignored by Mini GLX but should be set to <code>AllocNone</code>.</dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <br> | ||||
| <h2>3.4 Creating a Rendering Context</h2> | ||||
| <p>An OpenGL rendering context is created with the <code>glXCreateContext</code> | ||||
| function:</p> | ||||
| <blockquote> | ||||
|   <pre>GLXContext glXCreateContext(Display *dpy, XVisualInfo *visInfo, GLXContext shareList, Bool direct)<br></pre> | ||||
| </blockquote> | ||||
| <p>The parameters are as follows:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>dpy</code></dt> | ||||
|     <dd>The display handle as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>visInfo</code></dt> | ||||
|     <dd>The visual as returned by glXChooseVisual.</dd> | ||||
|     <dt><code>shareList</code></dt> | ||||
|     <dd>If non-zero, texture objects and display lists are shared with | ||||
| the named rendering context. If zero, texture objects and display lists | ||||
| will (initially) be private to this context. They may be shared when a | ||||
| subsequent context is created.</dd> | ||||
|     <dt><code>direct</code></dt> | ||||
|     <dd>Specifies whether direct or indirect rendering is desired. For | ||||
| Mini GLX this value is ignored but it should be set to <code>True</code>.</dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <p><code>glXCreateContext</code> will return a GLXContext handle if it | ||||
| succeeds or zero if it fails due to invalid parameter or insufficient | ||||
| resources.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h2>3.5 Binding a Rendering Context</h2> | ||||
| <p>The final step before beginning OpenGL rendering is to bind (i.e. | ||||
| activate) a rendering context and drawing surface with the | ||||
| glXMakeCurrent function:</p> | ||||
| <blockquote> | ||||
|   <pre>Bool glXMakeCurrent(Display *dpy, GLXDrawable drawable, GLXContext ctx)<br></pre> | ||||
| </blockquote> | ||||
| <p>The parameters are as follows:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>dpy</code></dt> | ||||
|     <dd>The display handle, as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>drawable</code></dt> | ||||
|     <dd>The window or drawable to bind to the rendering context. This | ||||
| should be the value returned by XCreateWindow.</dd> | ||||
|     <dt><code>ctx</code></dt> | ||||
|     <dd>The rendering context to bind, as returned by glXCreateContext.</dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <p>If glXMakeCurrent succeeds True is returned.  Otherwise False is | ||||
| returned to indicate an invalid display, window or context parameter.</p> | ||||
| <p>After the rendering context has been bound to the drawing surface | ||||
| OpenGL rendering can begin.</p> | ||||
| <p>The current rendering context may be unbound by calling | ||||
| glXMakeCurrent with the window and context parameters set to zero.</p> | ||||
| <p>An application may create any number of rendering contexts and bind | ||||
| them as needed. Note that binding a rendering context is generally not a | ||||
| light-weight operation.  Most simple OpenGL applications create | ||||
| only one rendering context.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h2>3.6 Color Buffer Swapping</h2> | ||||
| <p>A double buffered window has two color buffers: a front buffer and a | ||||
| back buffer.  Normally, rendering is directed to the back buffer while | ||||
| the front buffer is displayed.  When rendering of a frame is finished | ||||
| the front and back buffers are swapped to provide the illusion of | ||||
| instanteous screen updates.</p> | ||||
| <p>The color buffers for a particular window (i.e. drawable) may be | ||||
| swapped with the glXSwapBuffers command:</p> | ||||
| <blockquote> | ||||
|   <pre>void glXSwapBuffers(Display *dpy, GLXDrawable drawable)<br></pre> | ||||
| </blockquote> | ||||
| Any pending rendering commands will be completed before the buffer swap | ||||
| takes place.<br> | ||||
| <br> | ||||
| Calling glXSwapBuffers on a window which is single-buffered has no | ||||
| effect.<br> | ||||
| <br> | ||||
| <h2>3.7 Releasing Resources</h2> | ||||
| <h3>3.7.1 Releasing Rendering Contexts</h3> | ||||
| <p>A rendering context may be destroyed by calling glXDestroyContext:</p> | ||||
| <blockquote> | ||||
|   <pre>void glXDestroyContext(Display *dpy, GLXContext ctx)<br></pre> | ||||
| </blockquote> | ||||
| <h3>3.7.2 Releasing Windows</h3> | ||||
| <p>A window may be destroyed by calling XDestroyWindow:</p> | ||||
| <blockquote> | ||||
|   <pre>void XDestroyWindow(Display *dpy, Window window)<br></pre> | ||||
| </blockquote> | ||||
| <h3>3.7.3 Releasing Visuals</h3> | ||||
| <p>An XVisualInfo object may be freed by calling XFree:</p> | ||||
| <blockquote> | ||||
|   <pre>void XFree(void *data)<br></pre> | ||||
| </blockquote> | ||||
| <h3>3.7.4 Releasing Colormaps</h3> | ||||
| <p>A colormap may be freed by calling XFreeColormap:</p> | ||||
| <blockquote> | ||||
|   <pre>void XFreeColormap(Display *dpy, Colormap colormap)<br></pre> | ||||
| </blockquote> | ||||
| <h3>3.7.4 Releasing Display Resources</h3> | ||||
| <p>When the application is about to exit, the resources associated with | ||||
| the graphics system can be released by calling XCloseDisplay:</p> | ||||
| <blockquote> | ||||
|   <pre>void XCloseDisplay(Display *dpy)<br></pre> | ||||
| </blockquote> | ||||
| <p>The display handle becomes invalid at this point.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h2>3.8 Query Functions</h2> | ||||
| <h3>3.8.1 Querying Available Visuals</h3> | ||||
| A list of all available visuals can be obtained with the XGetVisualInfo | ||||
| function:<br> | ||||
| <br> | ||||
| <div style="margin-left: 40px;"><code>XVisualInfo | ||||
| *XGetVisualInfo(Display *dpy, long vinfo_mask, XVisualInfo | ||||
| *vinfo_template, int *nitems_return)<br> | ||||
| </code></div> | ||||
| <br> | ||||
| The parameters are as follows:<br> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>dpy</code></dt> | ||||
|     <dd>The display handle, as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>vinfo_mask</code></dt> | ||||
|     <dd>A bitmask indicating which fields of the vinfo_template are to | ||||
| be matched.  The value must be VisualScreenMask.</dd> | ||||
|     <dt><code>vinfo_template</code></dt> | ||||
|     <dd>A template whose fields indicate which visual attributes must | ||||
| be matched by the results.  The screen field of this structure must | ||||
| be zero.</dd> | ||||
|     <dt><code>nitems_return</code></dt> | ||||
|     <dd>Returns the number of visuals returned. </dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| The return value is the address of an array of all available visuals.<br> | ||||
| <br> | ||||
| An example of using XGetVisualInfo to get all available visuals follows:<br> | ||||
| <br> | ||||
| <div style="margin-left: 40px;"><code>XVisualInfo visTemplate, *results;</code><br> | ||||
| <code>int numVisuals;</code><br> | ||||
| <code>Display *dpy = XOpenDisplay(NULL);</code><br> | ||||
| <code>visTemplate.screen = 0;</code><br> | ||||
| <code>results = XGetVisualInfo(dpy, VisualScreenMask, &visTemplate, | ||||
| &numVisuals);</code><br> | ||||
| <code></code></div> | ||||
| <br> | ||||
| <h3>3.8.2 Querying Visual Attributes</h3> | ||||
| <p>The GLX attributes of an X visual may be queried with the | ||||
| glXGetConfig function:</p> | ||||
| <blockquote> | ||||
|   <pre>int glXGetConfig(Display *dpy, XVisualInfo *vis, int attribute, int *value)<br></pre> | ||||
| </blockquote> | ||||
| <p>The parameters are as follows:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>dpy</code></dt> | ||||
|     <dd>The display handle, as returned by XOpenDisplay.</dd> | ||||
|     <dt><code>vis</code></dt> | ||||
|     <dd>The visual, as returned by glXChooseVisual.</dd> | ||||
|     <dt><code>attribute</code></dt> | ||||
|     <dd>The attribute to query.  The attributes are listed below.</dd> | ||||
|     <dt><code>value</code></dt> | ||||
|     <dd>Pointer to an integer in which the result of the query will be | ||||
| stored. </dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <p>The return value will be zero if no error occurs.<code> | ||||
|  GLX_INVALID_ATTRIBUTE</code> will be returned if the attribute | ||||
| parameter is invalid.<code>  GLX_BAD_VISUAL</code> will be returned | ||||
| if the XVisualInfo parameter is invalid.</p> | ||||
| <p>The following attributes may be queried:</p> | ||||
| <blockquote> | ||||
|   <dl> | ||||
|     <dt><code>GLX_USE_GL</code></dt> | ||||
|     <dd>The result will be <code>True</code> or <code>False</code> to | ||||
| indicate if OpenGL rendering is supported with the visual.  Mini GLX | ||||
| always return <code>True</code>.</dd> | ||||
|     <dt><code>GLX_RGBA</code></dt> | ||||
|     <dd>The result will be <code>True</code> for RGBA visuals or <code>False</code> | ||||
| for color index visuals.</dd> | ||||
|     <dt><code>GLX_DOUBLEBUFFER</code></dt> | ||||
|     <dd>The result will be <code>True</code> if the visual has two | ||||
| color buffers or <code>False</code> if the visual has one color buffer.</dd> | ||||
|     <dt><code>GLX_RED_SIZE</code></dt> | ||||
|     <dd>The result will be the number of red bits per pixel.</dd> | ||||
|     <dt><code>GLX_GREEN_SIZE</code></dt> | ||||
|     <dd>The result will be the number of green bits per pixel.</dd> | ||||
|     <dt><code>GLX_BLUE_SIZE</code></dt> | ||||
|     <dd>The result will be the number of blue bits per pixel.</dd> | ||||
|     <dt><code>GLX_ALPHA_SIZE</code></dt> | ||||
|     <dd>The result will be the number of alpha bits per pixel.</dd> | ||||
|     <dt><code>GLX_DEPTH_SIZE</code></dt> | ||||
|     <dd>The result will be the number of bits per Z value.</dd> | ||||
|     <dt><code>GLX_STENCIL_SIZE</code></dt> | ||||
|     <dd>The result will be the number of bits per stencil value.<br> | ||||
|       <br> | ||||
|     </dd> | ||||
|   </dl> | ||||
| </blockquote> | ||||
| <h3>3.8.3 Querying the Current Rendering Context</h3> | ||||
| <p>The current rendering context can be queried with | ||||
| glXGetCurrentContext: </p> | ||||
| <blockquote> | ||||
|   <pre>GLXContext glXGetCurrentContext(void)<br></pre> | ||||
| </blockquote> | ||||
| <p>Zero will be returned if no context is currently bound.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h3>3.8.4 Querying the Current Drawable</h3> | ||||
| <p>The current drawable (i.e. window or drawing surface) can be queried | ||||
| with glXGetCurrentDrawable:</p> | ||||
| <blockquote> | ||||
|   <pre>GLXDrawable glXGetCurrentDrawable(void)<br></pre> | ||||
| </blockquote> | ||||
| <p>Zero will be returned if no drawable is currently bound.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h3>3.8.5 Function Address Queries</h3> | ||||
| <p>The glXGetProcAddress function will return the address of any | ||||
| available OpenGL or Mini GLX function:</p> | ||||
| <blockquote> | ||||
|   <pre>void *glXGetProcAddress(const GLubyte *procName)<br></pre> | ||||
| </blockquote> | ||||
| <p>If <code>procName</code> is a valid function name, a pointer to that | ||||
| function will be returned.  Otherwise, NULL will be returned.</p> | ||||
| <p>The purpose of glXGetProcAddress is to facilitate using future | ||||
| extensions to OpenGL or Mini GLX.  If a future version of the library | ||||
| adds new extension functions they'll be accessible via | ||||
| glXGetProcAddress. The alternative is to hard-code calls to the new | ||||
| functions in the application but doing so will prevent linking the | ||||
| application with older versions of the library.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h2>3.9 Versioning</h2> | ||||
| The Mini GLX version can be queried at run time with glXQueryVersion: | ||||
| <blockquote> | ||||
|   <pre>Bool glXQueryVersion(Display *dpy, int *major, int *minor)<br></pre> | ||||
| </blockquote> | ||||
| <p><code>major</code> will be set to the major version number and<code>minor</code> | ||||
| will be set to the minor version number.<code>True</code> will be | ||||
| returned if the function succeeds. <code>False</code> will be returned | ||||
| if the function fails due to invalid parameters. The <code>dpy</code> | ||||
| argument is currently ignored, but should be the value returned by | ||||
| XOpenDisplay.</p> | ||||
| <p>At compile time, the Mini GLX interface version can be tested with | ||||
| the MINI_GLX_VERSION_1_<i>x</i> preprocessor tokens. For example, if | ||||
| version 1.0 of Mini GLX is supported, then<code> MINI_GLX_VERSION_1_0</code> | ||||
| will be defined. If version 1.1 of Mini GLX is supported, then<code> | ||||
| MINI_GLX_VERSION_1_1</code> will be defined.</p> | ||||
| <p>At the time of writing the current Mini GLX version is 1.0.<br> | ||||
| <br> | ||||
| </p> | ||||
| <h1>4.0 Interoperability with GLX and Xlib</h1> | ||||
| While Mini GLX strives to be compatible with GLX and Xlib there are | ||||
| some unavoidable differences which must be taken into consideration.<br> | ||||
| <h2>4.1 Public vs Private Structures</h2> | ||||
| The structure of many X data types is public.  For example, the <code>Display</code> | ||||
| data type is defined as a structure in /usr/include/X11/Xlib.h and | ||||
| programmers may access any fields of that structure at will.  Mini | ||||
| GLX also defines a Display data type but its fields are hidden and not | ||||
| visiblein <code>miniglx.h</code>.  Duplicating the Xlib | ||||
| declaration for the <code>Display</code> data type in minigl.h would | ||||
| require defining a large number of other superfluous Xlib datatypes.<br> | ||||
| <br> | ||||
| Mini GLX users are discouraged from directly accessing the fields of | ||||
| Xlib data types to maximize portability - though this is unavoidable to | ||||
| some extent.  For example, the <code>XVisualInfo</code> and <code>XSetWindowAtttributes</code> | ||||
| data types must be completely public. | ||||
| <h2>4.2 Macros</h2> | ||||
| In some cases, Xlib defines macros which are meant to be used instead | ||||
| of direct structure accesses.  For example, the <code>RootWindow(dpy, | ||||
| screen)</code> macro returns the root window for a given screen on a | ||||
| given display.  Unfortunately, macros do nothing to aid in ABI | ||||
| compatibility since they are resolved at compile time instead of at | ||||
| link/run time.<br> | ||||
| <br> | ||||
| Mini GLX also defines a <code>RootWindow</code> macro since it's | ||||
| essential for creating windows.  But the implementation of this | ||||
| macro by Xlib and Mini GLX is completely different.<br> | ||||
| <h2>4.3 Summary</h2> | ||||
| Because Xlib and Mini GLX define data types and macros differently, | ||||
| Mini GLX applications must be recompiled when retargeting Mini GLX or | ||||
| native Xlib/GLX.  That is, applications can't simply be re-linked | ||||
| because of ABI incompatibilities.<br> | ||||
| <br> | ||||
| Nevertheless, the fact that Mini GLX programs can be recompiled for | ||||
| Xlib and GLX increases portability and flexibility for testing and | ||||
| prototyping.<br> | ||||
| <br> | ||||
| <h1>5.0 Example Program</h1> | ||||
| <p>This section shows an example program which uses the Mini GLX | ||||
| interface. The program simply draws several frames of a rotating square.<br> | ||||
| </p> | ||||
| <p>The program may be compiled for use with Xlib/GLX or Mini GLX by | ||||
| setting the <code>USE_MINIGLX</code> token to 0 or 1, respectively. | ||||
|  Note that the only difference is the header files which are | ||||
| included.<br> | ||||
| </p> | ||||
| <p> </p> | ||||
| <pre><code><br></code>#define USE_MINIGLX 1  /* 1 = use Mini GLX, 0 = use Xlib/GLX */<br><br>#include <stdio.h><br>#include <stdlib.h><br>#include <GL/gl.h><br><br>#if USE_MINIGLX<br>#include <GL/miniglx.h><br>#else<br>#include <GL/glx.h><br>#include <X11/Xlib.h><br>#endif<br><br><code>/*<br> * Create a simple double-buffered RGBA window.<br> */<br>static Window<br>MakeWindow(Display * dpy, unsigned int width, unsigned int height)<br>{<br>   int visAttributes[] = {<br>      GLX_RGBA,<br>      GLX_RED_SIZE, 1,<br>      GLX_GREEN_SIZE, 1,<br>      GLX_BLUE_SIZE, 1,<br>      GLX_DOUBLEBUFFER,<br>      None<br>   };<br>   XSetWindowAttributes attr;<br>   unsigned long attrMask;<br>   Window root;<br>   Window win;<br>   GLXContext ctx;<br>   XVisualInfo *visinfo;<br><br>   root = RootWindow(dpy, 0);<br><br>   /* Choose GLX visual / pixel format */<br>   visinfo = glXChooseVisual(dpy, 0, visAttributes);<br>   if (!visinfo) {<br>      printf("Error: couldn't get an RGB, Double-buffered visual\n");<br>      exit(1);<br>   }<br><br>   /* Create the window */<br>   attr.background_pixel = 0;<br>   attr.border_pixel = 0;<br>   attr.colormap = XCreateColormap(dpy, root, visinfo->visual, AllocNone);<br>   attrMask = CWBackPixel | CWBorderPixel | CWColormap;<br>   win = XCreateWindow(dpy, root, 0, 0, width, height,<br>		       0, visinfo->depth, InputOutput,<br>		       visinfo->visual, attrMask, &attr);<br>   if (!win) {<br>      printf("Error: XCreateWindow failed\n");<br>      exit(1);<br>   }<br><br>   /* Display the window */<br>   XMapWindow(dpy, win);<br><br>   /* Create GLX rendering context */<br>   ctx = glXCreateContext(dpy, visinfo, NULL, True);<br>   if (!ctx) {<br>      printf("Error: glXCreateContext failed\n");<br>      exit(1);<br>   }<br><br>   /* Bind the rendering context and window */<br>   glXMakeCurrent(dpy, win, ctx);<br><br>   return win;<br>}<br><br><br>/*<br> * Draw a few frames of a rotating square.<br> */<br>static void<br>DrawFrames(Display * dpy, Window win)<br>{<br>   int angle;<br>   glShadeModel(GL_FLAT);<br>   glClearColor(0.5, 0.5, 0.5, 1.0);<br>   for (angle = 0; angle < 360; angle += 10) {<br>      glClear(GL_COLOR_BUFFER_BIT);<br>      glColor3f(1.0, 1.0, 0.0);<br>      glPushMatrix();<br>      glRotatef(angle, 0, 0, 1);<br>      glRectf(-0.8, -0.8, 0.8, 0.8);<br>      glPopMatrix();<br>      glXSwapBuffers(dpy, win);<br>   }<br>}<br><br><br>int<br>main(int argc, char *argv[])<br>{<br>   Display *dpy;<br>   Window win;<br><br>   dpy = XOpenDisplay(NULL);<br>   if (!dpy) {<br>      printf("Error: XOpenDisplay failed\n");<br>      return 1;<br>   }<br><br>   win = MakeWindow(dpy, 300, 300);<br><br>   DrawFrames(dpy, win);<br><br>   return 0;<br>}<br></code></pre> | ||||
| <br> | ||||
| </body> | ||||
| </html> | ||||
							
								
								
									
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|  | ||||
|                             3Dfx Glide device driver | ||||
|  | ||||
|  | ||||
|  | ||||
| Mesa-5.1 release notes: | ||||
| ----------------------- | ||||
|  | ||||
| 1) Glide2 support has been ceased; in order to keep Voodoo Graphics | ||||
|    and Voodoo Rush compatibility, please visit the Glide SourceForge | ||||
|    and help us to fix Glide3 for those cards. | ||||
| 2) The current release is a WIP; among other things, the Linux build works | ||||
|    only to some extent. Any help will be appreciated. | ||||
| 3) Glide3 can be found at http://sourceforge.net/projects/glide/ | ||||
|  | ||||
|  | ||||
|  | ||||
| Known supported HW/OS: | ||||
| ---------------------- | ||||
|  | ||||
| Voodoo^2, Voodoo Banshee, Voodoo3, Voodoo4, Voodoo5 | ||||
| DOS (DJGPP), Windows9x/2k (MinGW/MSVC), Linux | ||||
|  | ||||
|  | ||||
|  | ||||
| How to compile: | ||||
| --------------- | ||||
|  | ||||
| DJGPP/MinGW/MSVC: | ||||
|    Place the Glide3 SDK in the top Mesa directory: | ||||
| 	$(MESA)/glide3/include/*.h | ||||
| 	$(MESA)/glide3/lib/ | ||||
|    Required headers: | ||||
| 	3dfx.h, g3ext.h, glide.h, glidesys.h, glideutl.h, sst1vid.h | ||||
|    Required libraries: | ||||
| 	OS specific | ||||
|    Type: | ||||
| 	make -f Makefile.DJ HAVE_MMX=1 HAVE_3DNOW=1 FX=1 | ||||
| 	or | ||||
| 	make -f Makefile.mgw HAVE_MMX=1 HAVE_3DNOW=1 FX=1 | ||||
| 	or | ||||
| 	nmake -f Makefile.wfx | ||||
|    Look into the corresponding makefiles for further information. | ||||
|  | ||||
| Linux: | ||||
|    Place the Glide3 SDK in /usr/local/glide | ||||
|    Type: | ||||
| 	make linux-glide | ||||
|  | ||||
|  | ||||
|  | ||||
| Contact: | ||||
| -------- | ||||
|  | ||||
| Daniel Borca <dborca@users.sourceforge.net> | ||||
| Hiroshi Morii <koolsmoky@users.sourceforge.net> | ||||
|  | ||||
|  | ||||
|  | ||||
| The info below this line is outdated. You have been warned... | ||||
| ************************************************************* | ||||
|  | ||||
|  | ||||
|  | ||||
| Info for Mesa 4.1 | ||||
| ----------------- | ||||
|  | ||||
| The 3dfx Glide driver in Mesa is disabled by default.  Not too many people | ||||
| use this driver anymore and at some point down the road it will be dropped. | ||||
|  | ||||
| To use/enable the Glide driver either do this: | ||||
|  | ||||
| './configure --with-glide=DIR'    Where DIR is the location of Glide, like | ||||
|                                   /usr/ or /usr/local | ||||
|  | ||||
| OR | ||||
|  | ||||
| 'make linux-x86-glide'     If using the old-style Makefile system. | ||||
|  | ||||
| The rest of this file hasn't changed since Mesa 3.3.  Some of it's out of | ||||
| date, but some is still valid. | ||||
|  | ||||
|  | ||||
|  | ||||
| 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"); | ||||
|  | ||||
| 	- 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.); | ||||
|  | ||||
| 	- 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. | ||||
							
								
								
									
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|  | ||||
|                          Mesa / BeOS Information | ||||
|  | ||||
|  | ||||
|  | ||||
| * Introduction | ||||
|  | ||||
| Mesa 4.1 features a driver for the BeOS.  The driver implements | ||||
| a clone of the BGLView class.  This class, derived from BView, allows | ||||
| OpenGL rendering into a BeOS window. | ||||
| The 4.1 BeOS driver is an update of Brian Paul's BeOS driver released in Mesa 3.1. | ||||
|  | ||||
| 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 R5) 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-4.1/src/BeOS/ directory. | ||||
| It's not 100% finished at this time but many GLUT-based demos are | ||||
| working.  No optimizations have been made at this time. | ||||
|  | ||||
|  | ||||
|  | ||||
| * Compiling | ||||
|  | ||||
| Requirements: | ||||
|   - gcc version 2.95.3 for BeOS  | ||||
|   You can find it here: http://www.bebits.com/app/2157 | ||||
|  | ||||
| Move to the Mesa-4.x src sub-directory and then type "make -f Makefile.BeOS-R5". | ||||
| When it finishes the Mesa based libGL.so library for | ||||
| BeOS will be in the Mesa-4.x/src/obj.{x86|ppc}/ directory. | ||||
|  | ||||
| To install it as Be's default libGL.so replacement, put it in your  | ||||
| /boot/home/config/lib/ directory. All your GL/GLUTapps will use  | ||||
| the Mesa based then.  | ||||
|  | ||||
| By default, it build a non-debug version library. | ||||
| The x86 (MMX, SSE and 3DNOW) optimizations are also supported for x86 target. | ||||
| Sorry, Mesa don't have ppc (Altivec) optimizations yet. | ||||
|  | ||||
|  | ||||
| * Example Programs | ||||
|  | ||||
| Look in the Mesa-4.x/BeOS/ directory for one or two BGLView demo | ||||
| programs.  They should have been compiled along with the Mesa | ||||
| library. | ||||
|  | ||||
|  | ||||
| * GLUT | ||||
|  | ||||
| A beta version of GLUT 3.7 port for BeOS can be found at  | ||||
| http://anobject.com/jehamby/Code/Glut-3.7-x86.zip. | ||||
|   | ||||
| There's is a 2.5 version in src-glut.beos/, too. | ||||
| The original distribution can be obtained from | ||||
| http://home.beoscentral.com/jehamby/Glut-3.5-x86.zip | ||||
|  | ||||
| They are special version of GLUT adapted for the BeOS.  I don't | ||||
| believe Mark Kilgard's normal GLUT distribution includes BeOS | ||||
| support. | ||||
|  | ||||
|  | ||||
| * 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 | ||||
|  | ||||
| BDirectWindow single buffering support is not implemented yet. | ||||
|  | ||||
| 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 1.7 2002/09/19 16:19:44 brianp Exp $ | ||||
							
								
								
									
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							| @@ -0,0 +1,124 @@ | ||||
|  | ||||
|                      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 +1,227 @@ | ||||
| 			Mesa 5.1 DOS/DJGPP Port v1.4 | ||||
| 			~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | ||||
|  | ||||
|  | ||||
|  | ||||
| Description: | ||||
| ~~~~~~~~~~~~ | ||||
|  | ||||
| Well, guess what... this is the DOS port of Mesa 5.1, for DJGPP fans... Whoa! | ||||
| The driver has its origins in ddsample.c, written by Brian Paul and found by me | ||||
| in Mesa 3.4.2. | ||||
|  | ||||
|  | ||||
|  | ||||
| Legal: | ||||
| ~~~~~~ | ||||
|  | ||||
| Mesa copyright applies, provided this package is used within Mesa. For anything | ||||
| else, see GPL. | ||||
|  | ||||
|  | ||||
|  | ||||
| Installation: | ||||
| ~~~~~~~~~~~~~ | ||||
|  | ||||
| Unzip and type: | ||||
|  | ||||
| 	make -f Makefile.DJ [OPTIONS...] | ||||
|  | ||||
| Available options: | ||||
|  | ||||
|      Environment variables: | ||||
| 	CPU		optimize for the given processor. | ||||
| 			default = pentium | ||||
| 	GLU=[mesa|sgi]	specify GLU directory; can be `sgi' (requires GNU/C++) | ||||
| 			or `mesa'. | ||||
| 			default = mesa | ||||
| 	GLIDE		path to Glide3 SDK; used with FX. | ||||
| 			default = $(TOP)/glide3 | ||||
| 	FX=1		build for 3dfx Glide3. Note that this disables | ||||
| 			compilation of most DMesa code and requires fxMesa. | ||||
| 			As a consequence, you'll need the DJGPP Glide3 | ||||
| 			library to build any application. | ||||
| 			default = no | ||||
| 	MATROX=1	build for Matrox Millennium I (MGA2064W) cards. | ||||
| 			This is experimental and not intensively tested. | ||||
| 			default = no | ||||
| 	HAVE_X86=1	optimize for i386. | ||||
| 			default = no | ||||
| 	HAVE_MMX=1	allow MMX specializations, provided your assembler | ||||
| 			supports MMX instruction set. However, the true CPU | ||||
| 			capabilities are checked at run-time to avoid lockups. | ||||
| 			default = no | ||||
| 	HAVE_SSE=1	(see HAVE_MMX) | ||||
| 			default = no | ||||
| 	HAVE_3DNOW=1	(see HAVE_MMX) | ||||
| 			default = no | ||||
|  | ||||
|      Targets: | ||||
| 	all:		build everything | ||||
| 	libgl:		build GL | ||||
| 	libglu:		build GLU | ||||
| 	libglut:	build GLUT | ||||
| 	clean:		remove object files | ||||
| 	realclean:	remove all generated files | ||||
|  | ||||
|  | ||||
|  | ||||
| Tested on: | ||||
| 	CPU:		AMD Athlon XP 1800+ | ||||
| 	Mainboard:	EP-8KTA3 w/ 128 MB SDRAM | ||||
| 	Video card:	Voodoo5 5500 AGP w/ 64 MB SDRAM | ||||
| 	DJGPP:		djdev 2.04 + gcc v3.2.2 + make v3.80 | ||||
| 	OS:		DOS and Win98SE | ||||
|  | ||||
|  | ||||
|  | ||||
| FAQ: | ||||
| ~~~~ | ||||
|  | ||||
| 1. Compilation | ||||
|  | ||||
|    Q) `make' barfs and exits because it cannot find some stupid file. | ||||
|    A) You need LFN support. | ||||
|    A) When compiling for Glide (FX=1), pay attention to Glide path. | ||||
|  | ||||
|    Q) Libraries built OK, but linker complains about `vsnprintf' every time I | ||||
|       compile some demo. | ||||
|    A) Upgrade to DJGPP 2.04. | ||||
|    A) Add `vsnprintf.c' to the CORE_SOURCES in `src/Makefile.DJ' (untested!). | ||||
|    A) Patch `src/mesa/main/imports.c' with the following line: | ||||
| 	#define vsnprintf(buf, max, fmt, arg) vsprintf(buf, fmt, arg) | ||||
|       This hack should be safe in 90% of the cases, but if anything goes wrong, | ||||
|       don't come back to me crying. | ||||
|  | ||||
|    Q) `make' complains about DXE3 or something, yet it builds the libraries. | ||||
|    A) DXE3 refers to the DJGPP dynamic modules. You'll need either the latest | ||||
|       DJGPP distro, or download the separate package from my web page. Read the | ||||
|       DXE3 documentation on how to use them. | ||||
|    A) When compiling for Glide (FX=1), make sure `glide3x.dxe' can be found in | ||||
|       LD_LIBRARY_PATH (or top `lib' directory). | ||||
|  | ||||
| 2. Using Mesa for DJGPP | ||||
|  | ||||
|    Q) DMesa is so SLOOOW! The Win32 OpenGL performs so much better... | ||||
|    A) Is that a question? If you have a 3dfx Voodoo Banshee or higher card, | ||||
|       you're lucky (check http://sourceforge.net/projects/glide for the DJGPP | ||||
|       port). If you have a Matrox Millennium I card, you just MIGHT be lucky... | ||||
|       If you haven't, sorry; everything is done in software. Suggestions? | ||||
|  | ||||
|    Q) I tried to set refresh rate w/ DMesa, but without success. | ||||
|    A) Refresh rate control works only for VESA 3.0. If you were compiling for | ||||
|       Glide, see Glide info. If not, sorry! | ||||
|  | ||||
|    Q) I made a simple application and it does nothing. It exits right away. Not | ||||
|       even a blank screen. | ||||
|    A) The pure software drivers (VESA/VGA) support only double-buffered modes. | ||||
|    A) Another weird "feature" is that buffer width must be multiple of 8 (I'm a | ||||
|       lazy programmer and I found that the easiest way to keep buffer handling | ||||
|       at peak performance ;-). | ||||
|  | ||||
|    Q) The GLUT is incomplete. | ||||
|    A) See below. | ||||
|  | ||||
|  | ||||
|  | ||||
| libGLUT (the toolkit): | ||||
| ~~~~~~~~~~~~~~~~~~~~~~ | ||||
|  | ||||
| Well, this "skeletal" GLUT implementation was taken from AllegGL project and | ||||
| heavily changed. Thanks should go to Bernhard Tschirren, Mark Kilgard, Brian | ||||
| Paul and probably others (or probably not ;-). GLUT functionality will be | ||||
| extended only on an "as needed" basis. | ||||
|  | ||||
| GLUT talks to hardware via PC_HW package which was put together from various | ||||
| pieces I wrote long time ago. It consists from the keyboard, mouse and timer | ||||
| drivers. | ||||
|  | ||||
| My keyboard driver used only scancodes; as GLUT requires ASCII values for keys, | ||||
| I borrowed the translation tables (and maybe more) from Allegro -- many thanks | ||||
| to Shawn Hargreaves et co. 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 (hopefully) call the destructors, 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 drawing, etc), but is enough to | ||||
| make almost all the demos work. Supports the CuteMouse WheelAPI. | ||||
|  | ||||
| The timer is pretty versatile for it supports multiple timers with different | ||||
| frequencies. While not being the most accurate timer in the known universe, 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. A bit of a hack, I | ||||
| know, because all messages come in bulk, but I think it's better than nothing. | ||||
| "Borrowed" from LIBRHUTI (Robert Hoehne). | ||||
|  | ||||
| Window creating defaults: (0, 0, 300, 300), 16bpp. However, the video mode is | ||||
| chosen in such a way that first window will fit. If you need high resolution | ||||
| with small windows, set initial position far to the right (or way down); then | ||||
| you can move them back to any position right before the main loop. | ||||
|  | ||||
| The following environment variables can customize GLUT behaviour: | ||||
| 	GLUT_FPS		- print frames/second statistics to stderr | ||||
| 	DMESA_GLUT_REFRESH	- set vertical screen refresh rate (VESA3) | ||||
| 	DMESA_GLUT_BPP		- set default bits per pixel (VGA needs 8) | ||||
| 	DMESA_GLUT_ALPHA	- set default alpha bits (8) | ||||
| 	DMESA_GLUT_DEPTH	- set default depth bits (16) | ||||
| 	DMESA_GLUT_STENCIL	- set default stencil bits (8) | ||||
| 	DMESA_GLUT_ACCUM	- set default accum bits (16) | ||||
|  | ||||
|  | ||||
|  | ||||
| History: | ||||
| ~~~~~~~~ | ||||
|  | ||||
| v1.0 (mar-2002) | ||||
| 	initial release | ||||
|  | ||||
| v1.1 (sep-2002) | ||||
| 	+ added 3dfx Glide3 support | ||||
| 	+ added refresh rate control | ||||
| 	+ added fonts in GLUT | ||||
| 	* lots of minor changes | ||||
|  | ||||
| v1.2 (nov-2002) | ||||
| 	* synced w/ Mesa-4.1 | ||||
| 	- removed dmesadxe.h | ||||
|  | ||||
| v1.3 (mar-2003) | ||||
| 	+ enabled OpenGL 1.4 support | ||||
| 	+ added MMX clear/blit routines | ||||
| 	+ enabled SGI's GLU compilation | ||||
| 	+ added samples makefile | ||||
| 	+ added new GLUT functions | ||||
| 	+ added color-index modes | ||||
| 	+ added Matrox Millennium MGA2064W driver | ||||
| 	+ added 8bit FakeColor (thanks to Neil Funk) | ||||
| 	+ added VGA support (to keep Ben Decker happy) | ||||
| 	! fixed some compilation errors (reported by Chan Kar Heng) | ||||
| 	* optimized driver for faster callback access... yeah, right :) | ||||
| 	* overhauled virtual buffer and internal video drivers | ||||
| 	* better fxMesa integration | ||||
| 	* revamped GLUT | ||||
| 	* switched to DXE3 | ||||
|  | ||||
| v1.4 (nov-2003) | ||||
| 	+ enabled GLUT fonts with DXE | ||||
| 	+ truly added multi-window support in GLUT (for Adrian Woodward) | ||||
| 	* accomodated makefiles with the new sourcetree | ||||
| 	* fixed some ALPHA issues | ||||
| 	* minor changes to PC_HW/timer interface | ||||
| 	x hacked and slashed the 3dfx driver (w/ help from Hiroshi Morii) | ||||
|  | ||||
|  | ||||
|  | ||||
| Contact: | ||||
| ~~~~~~~~ | ||||
|  | ||||
| Name:   Borca Daniel | ||||
| E-mail: dborca@users.sourceforge.net | ||||
| WWW:    http://www.geocities.com/dborca/ | ||||
							
								
								
									
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| 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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							| @@ -0,0 +1,64 @@ | ||||
|  | ||||
| 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 | ||||
							
								
								
									
										53
									
								
								docs/README.MINGW32
									
									
									
									
									
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										53
									
								
								docs/README.MINGW32
									
									
									
									
									
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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) | ||||
							
								
								
									
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								docs/README.MITS
									
									
									
									
									
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										102
									
								
								docs/README.MITS
									
									
									
									
									
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							| @@ -0,0 +1,102 @@ | ||||
|  | ||||
| 			Mesa 3.0 MITS Information | ||||
|  | ||||
|  | ||||
| This software is distributed under the terms of the GNU Library | ||||
| General Public License, see the LICENSE file for details. | ||||
|  | ||||
|  | ||||
| This document is a preliminary introduction to help you get | ||||
| started. For more detaile information consult the web page. | ||||
|  | ||||
| http://10-dencies.zkm.de/~mesa/ | ||||
|  | ||||
|  | ||||
|  | ||||
| Version 0.1 (Yes it's very alpha code so be warned!) | ||||
| Contributors:  | ||||
|   Emil Briggs    	(briggs@bucky.physics.ncsu.edu) | ||||
|   David Bucciarelli 	(tech.hmw@plus.it) | ||||
|   Andreas Schiffler 	(schiffler@zkm.de) | ||||
|  | ||||
|  | ||||
|  | ||||
| 1. Requirements: | ||||
|      Mesa 3.0. | ||||
|      An SMP capable machine running Linux 2.x | ||||
|      libpthread installed on your machine. | ||||
|  | ||||
|  | ||||
| 2. What does MITS stand for? | ||||
|      MITS stands for Mesa Internal Threading System. By adding | ||||
|      internal threading to Mesa it should be possible to improve | ||||
|      performance of OpenGL applications on SMP machines. | ||||
|  | ||||
|  | ||||
| 3. Do applications have to be recoded to take advantage of MITS? | ||||
|      No. The threading is internal to Mesa and transparent to | ||||
|      applications. | ||||
|  | ||||
|  | ||||
| 4. Will all applications benefit from the current implementation of MITS? | ||||
|      No. This implementation splits the processing of the vertex buffer | ||||
|      over two threads. There is a certain amount of overhead involved | ||||
|      with the thread synchronization and if there is not enough work | ||||
|      to be done the extra overhead outweighs any speedup from using | ||||
|      dual processors. You will not for example see any speedup when | ||||
|      running Quake because it uses GL_POLYGON and there is only one | ||||
|      polygon for each vertex buffer processed. Test results on a | ||||
|      dual 200 Mhz. Pentium Pro system show that one needs around | ||||
|      100-200 vertices in the vertex buffer before any there is any | ||||
|      appreciable benefit from the threading. | ||||
|  | ||||
|  | ||||
| 5. Are there any parameters that I can tune to try to improve performance. | ||||
|      Yes. You can try to vary the size of the vertex buffer which is | ||||
|      define in VB_MAX located in the file src/vb.h from your top level | ||||
|      Mesa distribution. The number needs to be a multiple of 12 and | ||||
|      the optimum value will probably depend on the capabilities of | ||||
|      your machine and the particular application you are running. | ||||
|  | ||||
|  | ||||
| 6. Are there any ways I can modify the application to improve its | ||||
|    performance with the MITS? | ||||
|      Yes. Try to use as many vertices between each Begin/End pair | ||||
|      as possbile. This will reduce the thread synchronization | ||||
|      overhead. | ||||
|  | ||||
|  | ||||
| 7. What sort of speedups can I expect? | ||||
|      On some benchmarks performance gains of up to 30% have been | ||||
|      observerd. Others may see no gain at all and in a few rare | ||||
|      cases even some degradation. | ||||
|  | ||||
|  | ||||
| 8. What still needs to be done? | ||||
|      Lots of testing and benchmarking. | ||||
|      A portable implementation that works within the Mesa thread API. | ||||
|      Threading of additional areas of Mesa to improve performance | ||||
|      even more. | ||||
|  | ||||
|  | ||||
|  | ||||
| Installation: | ||||
|  | ||||
|    1. This assumes that you already have a working Mesa 3.0 installation | ||||
|       from source. | ||||
|    2. Place the tarball MITS.tar.gz in your top level Mesa directory. | ||||
|    3. Unzip it and untar it. It will replace the following files in | ||||
|       your Mesa source tree so back them up if you want to save them. | ||||
|  | ||||
|  | ||||
| 	 README.MITS | ||||
|          Make-config | ||||
| 	 Makefile | ||||
| 	 mklib.glide | ||||
|          src/vbxform.c | ||||
| 	 src/vb.h | ||||
|  | ||||
|    4. Rebuild Mesa using the command | ||||
|  | ||||
|           make linux-386-glide-mits | ||||
|  | ||||
							
								
								
									
										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 | ||||
							
								
								
									
										96
									
								
								docs/README.OS2
									
									
									
									
									
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										96
									
								
								docs/README.OS2
									
									
									
									
									
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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 | ||||
							
								
								
									
										208
									
								
								docs/README.QUAKE
									
									
									
									
									
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										208
									
								
								docs/README.QUAKE
									
									
									
									
									
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							| @@ -0,0 +1,208 @@ | ||||
|  | ||||
|              Info on using Mesa 3.0 with Linux Quake I and Quake II | ||||
|  | ||||
|  | ||||
|  | ||||
| Disclaimer | ||||
| ---------- | ||||
|  | ||||
| I am _not_ a Quake expert by any means.  I pretty much only run it to | ||||
| test Mesa.  There have been a lot of questions about Linux Quake and | ||||
| Mesa so I'm trying to provide some useful info here.  If this file | ||||
| doesn't help you then you should look elsewhere for help.  The Mesa | ||||
| mailing list or the news://news.3dfx.com/3dfx.linux.glide newsgroup | ||||
| might be good. | ||||
|  | ||||
| Again, all the information I have is in this file.  Please don't email | ||||
| me with questions. | ||||
|  | ||||
| If you have information to contribute to this file please send it to | ||||
| me at brianp@elastic.avid.com | ||||
|  | ||||
|  | ||||
|  | ||||
| Linux Quake | ||||
| ----------- | ||||
|  | ||||
| You can get Linux Quake from http://www.idsoftware.com/ | ||||
|  | ||||
| Quake I and II for Linux were tested with, and include, Mesa 2.6.  You | ||||
| shouldn't have too many problems if you simply follow the instructions | ||||
| in the Quake distribution. | ||||
|  | ||||
|  | ||||
|  | ||||
| RedHat 5.0 Linux problems | ||||
| ------------------------- | ||||
|  | ||||
| RedHat Linux 5.x uses the GNU C library ("glibc" or "libc6") whereas | ||||
| previous RedHat and other Linux distributions use "libc5" for its | ||||
| runtime C library. | ||||
|  | ||||
| Linux Quake I and II were compiled for libc5.  If you compile Mesa | ||||
| on a RedHat 5.x system the resulting libMesaGL.so file will not work | ||||
| with Linux Quake because of the different C runtime libraries. | ||||
| The symptom of this is a segmentation fault soon after starting Quake. | ||||
|  | ||||
| If you want to use a newer version of Mesa (like 3.x) with Quake on | ||||
| RedHat 5.x then read on. | ||||
|  | ||||
| The solution to the C library problem is to force Mesa to use libc5. | ||||
| libc5 is in /usr/i486-linux-libc5/lib on RedHat 5.x systems. | ||||
|  | ||||
| Emil Briggs (briggs@tick.physics.ncsu.edu) nicely gave me the following | ||||
| info: | ||||
|  | ||||
| >   I only know what works on a RedHat 5.0 distribution. RH5 includes | ||||
| > a full set of libraries for both libc5 and glibc. The loader ld.so | ||||
| > uses the libc5 libraries in /usr/i486-linux-libc5/lib for programs | ||||
| > linked against libc5 while it uses the glibc libraries in /lib and | ||||
| > /usr/lib for programs linked against glibc. | ||||
| >  | ||||
| > Anyway I changed line 41 of mklib.glide to | ||||
| >     GLIDELIBS="-L/usr/local/glide/lib -lglide2x -L/usr/i486-linux-libc5/lib" | ||||
| >  | ||||
| > And I started quake2 up with a script like this | ||||
| > #!/bin/csh | ||||
| > setenv LD_LIBRARY_PATH /usr/i486-linux-libc5/lib | ||||
| > setenv MESA_GLX_FX f | ||||
| > ./quake2 +set vid_ref gl | ||||
| > kbd_mode -a | ||||
| > reset | ||||
|  | ||||
|  | ||||
| I've already patched the mklib.glide file.  You'll have to start Quake | ||||
| with the script shown above though. | ||||
|  | ||||
|  | ||||
|  | ||||
| ********************** | ||||
|  | ||||
| Daryll Strauss writes: | ||||
|  | ||||
| Here's my thoughts on the problem. On a RH 5.x system, you can NOT build | ||||
| a libc5 executable or library. Red Hat just doesn't include the right | ||||
| stuff to do it. | ||||
|  | ||||
| Since Quake is a libc5 based application, you are in trouble. You need | ||||
| libc5 libraries. | ||||
|  | ||||
| What can you do about it? Well there's a package called gcc5 that does | ||||
| MOST of the right stuff to compile with libc5. (It brings back older | ||||
| header files, makes appropriate symbolic links for libraries, and sets | ||||
| up the compiler to use the correct directories) You can find gcc5 here:  | ||||
| ftp://ecg.mit.edu/pub/linux/gcc5-1.0-1.i386.rpm | ||||
|  | ||||
| No, this isn't quite enough. There are still a few tricks to getting | ||||
| Mesa to compile as a libc5 application. First you have to make sure that | ||||
| every compile uses gcc5 instead of gcc. Second, in some cases the link | ||||
| line actually lists -L/usr/lib which breaks gcc5 (because it forces you | ||||
| to use the glibc version of things) | ||||
|  | ||||
| If you get all the stuff correctly compiled with gcc5 it should work. | ||||
| I've run Mesa 3.0B6  and its demos in a window with my Rush on a Red Hat | ||||
| 5.1 system. It is a big hassle, but it can be done. I've only made Quake | ||||
| segfault, but I think that's from my libRush using the wrong libc.  | ||||
|  | ||||
| Yes, mixing libc5 and glibc is a major pain. I've been working to get | ||||
| all my libraries compiling correctly with this setup. Someone should | ||||
| make an RPM out of it and feed changes back to Brian once they get it | ||||
| all working. If no one else has done so by the time I get the rest of my | ||||
| stuff straightened out, I'll try to do it myself. | ||||
|  | ||||
| 							- |Daryll | ||||
|  | ||||
|  | ||||
|  | ||||
| ********************* | ||||
|  | ||||
| David Bucciarelli (tech.hmw@plus.it) writes: | ||||
|  | ||||
| I'm using the Mesa-3.0beta7 and the RedHat 5.1 and QuakeII is | ||||
| working fine for me.  I had only to make a small change to the | ||||
| Mesa-3.0/mklib.glide file, from: | ||||
|  | ||||
|  | ||||
|     GLIDELIBS="-L/usr/local/glide/lib -lglide2x | ||||
| -L/usr/i486-linux-libc5/lib -lm" | ||||
|  | ||||
| to: | ||||
|  | ||||
|     GLIDELIBS="-L/usr/i486-linux-libc5/lib -lglide2x" | ||||
|  | ||||
| and to make two symbolic links: | ||||
|  | ||||
| [david@localhost Mesa]$ ln -s libMesaGL.so libMesaGL.so.2 | ||||
| [david@localhost Mesa]$ ln -s libMesaGLU.so libMesaGLU.so.2 | ||||
|  | ||||
| I'm using the Daryll's Linux glide rpm for the Voodoo2 and glibc (it | ||||
| includes also the Glide for the libc5). I'm not using the /dev/3Dfx and | ||||
| running QuakeII as root with the following env. var: | ||||
|  | ||||
| export | ||||
| LD_LIBRARY_PATH=/dsk1/home/david/src/gl/Mesa/lib:/usr/i486-linux-libc5/lib | ||||
|  | ||||
| I think that all problems are related to the glibc, Quake will never | ||||
| work if you get the following output: | ||||
|  | ||||
| [david@localhost Mesa]$ ldd lib/libMesaGL.so | ||||
|         libglide2x.so => /usr/lib/libglide2x.so (0x400f8000) | ||||
|         libm.so.6 => /lib/libm.so.6 (0x40244000) | ||||
|         libc.so.6 => /lib/libc.so.6 (0x4025d000) | ||||
|         /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x00000000) | ||||
|  | ||||
| You must get the following outputs: | ||||
|  | ||||
| [david@localhost Mesa]# ldd lib/libMesaGL.so | ||||
|         libglide2x.so => /usr/i486-linux-libc5/lib/libglide2x.so | ||||
| (0x400f3000) | ||||
|  | ||||
| [root@localhost quake2]# ldd quake2 | ||||
|         libdl.so.1 => /lib/libdl.so.1 (0x40005000) | ||||
|         libm.so.5 => /usr/i486-linux-libc5/lib/libm.so.5 (0x40008000) | ||||
|         libc.so.5 => /usr/i486-linux-libc5/lib/libc.so.5 (0x40010000) | ||||
|  | ||||
| [root@localhost quake2]# ldd ref_gl.so | ||||
|         libMesaGL.so.2 => | ||||
| /dsk1/home/david/src/gl/Mesa/lib/libMesaGL.so.2 (0x400eb000) | ||||
|         libglide2x.so => /usr/i486-linux-libc5/lib/libglide2x.so | ||||
| (0x401d9000) | ||||
|         libX11.so.6 => /usr/i486-linux-libc5/lib/libX11.so.6 | ||||
| (0x40324000) | ||||
|         libXext.so.6 => /usr/i486-linux-libc5/lib/libXext.so.6 | ||||
| (0x403b7000) | ||||
|         libvga.so.1 => /usr/i486-linux-libc5/lib/libvga.so.1 | ||||
| (0x403c1000) | ||||
|         libm.so.5 => /usr/i486-linux-libc5/lib/libm.so.5 (0x403f5000) | ||||
|         libc.so.5 => /usr/i486-linux-libc5/lib/libc.so.5 (0x403fd000) | ||||
|  | ||||
|  | ||||
| *********************** | ||||
|  | ||||
| Steve Davies (steve@one47.demon.co.uk) writes: | ||||
|  | ||||
|  | ||||
| Try using: | ||||
|  | ||||
|     export LD_LIBRARY_PATH=/usr/i486-linux-libc5/lib | ||||
|     ./quake2 +set vid_ref gl | ||||
|  | ||||
| to start the game... Works for me, but assumes that you have the | ||||
| compatability libc5 RPMs installed. | ||||
|  | ||||
|  | ||||
| *************************** | ||||
|  | ||||
| WWW resources - you may find additional Linux Quake help at these URLs: | ||||
|  | ||||
|  | ||||
| http://quake.medina.net/howto | ||||
|  | ||||
| http://webpages.mr.net/bobz | ||||
|  | ||||
| http://www.linuxgames.com/quake2/ | ||||
|  | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: README.QUAKE,v 1.3 1998/08/23 15:26:26 brianp Exp $ | ||||
							
								
								
									
										52
									
								
								docs/README.THREADS
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										52
									
								
								docs/README.THREADS
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,52 @@ | ||||
|  | ||||
|  | ||||
| Mesa Threads README | ||||
| ------------------- | ||||
|  | ||||
| Thread safety was introduced in Mesa 2.6 by John Stone and | ||||
| Christoph Poliwoda. | ||||
|  | ||||
| It was redesigned in Mesa 3.3 so that thread safety is | ||||
| supported by default (on systems which support threads, | ||||
| that is).  There is no measurable penalty on single | ||||
| threaded applications. | ||||
|  | ||||
| NOTE that the only _driver_ which is thread safe at this time | ||||
| is the OS/Mesa driver! | ||||
|  | ||||
|  | ||||
| At present the mthreads code supports three thread APIS: | ||||
|   1) POSIX threads (aka pthreads). | ||||
|   2) Solaris / Unix International threads. | ||||
|   3) Win32 threads (Win 95/NT). | ||||
|  | ||||
| Support for other thread libraries can be added src/glthread.[ch] | ||||
|  | ||||
|  | ||||
| In order to guarantee proper operation, it is | ||||
| necessary for both Mesa and application code to use the same threads API. | ||||
| So, if your application uses Sun's thread API, then you should build Mesa | ||||
| using one of the targets for Sun threads. | ||||
|  | ||||
| The mtdemos directory contains some example programs which use  | ||||
| multiple threads to render to osmesa rendering context(s). | ||||
|  | ||||
| Linux users should be aware that there exist many different POSIX | ||||
| threads packages. The best solution is the linuxthreads package | ||||
| (http://pauillac.inria.fr/~xleroy/linuxthreads/) as this package is the | ||||
| only one that really supports multiprocessor machines (AFAIK). See | ||||
| http://pauillac.inria.fr/~xleroy/linuxthreads/README for further | ||||
| information about the usage of linuxthreads. | ||||
|  | ||||
| If you are interested in helping with thread safety work in Mesa | ||||
| join the Mesa developers mailing list and post your proposal. | ||||
|  | ||||
|  | ||||
| Regards, | ||||
|   John Stone           -- j.stone@acm.org  johns@cs.umr.edu | ||||
|   Christoph Poliwoda   -- poliwoda@volumegraphics.com | ||||
|  | ||||
|  | ||||
| Version info: | ||||
|    Mesa 2.6 - initial thread support. | ||||
|    Mesa 3.3 - thread support mostly rewritten (Brian Paul) | ||||
| @@ -1,44 +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. | ||||
|  | ||||
| WARRANTY DISCLAIMER: THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY | ||||
| KIND.  AMD DISCLAIMS ALL WARRANTIES, EXPRESS, IMPLIED, OR STATUTORY, INCLUDING | ||||
| BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A | ||||
| PARTICULAR PURPOSE, TITLE, NON-INFRINGEMENT, THAT THE SOFTWARE WILL RUN | ||||
| UNINTERRUPTED OR ERROR-FREE OR WARRANTIES ARISING FROM CUSTOM OF TRADE OR | ||||
| COURSE OF USAGE.  THE ENTIRE RISK ASSOCIATED WITH THE USE OF THE SOFTWARE IS | ||||
| ASSUMED BY YOU.  Some jurisdictions do not allow the exclusion of implied | ||||
| warranties, so the above exclusion may not apply to You. | ||||
|  | ||||
| LIMITATION OF LIABILITY AND INDEMNIFICATION:  AMD AND ITS LICENSORS WILL NOT, | ||||
| UNDER ANY CIRCUMSTANCES BE LIABLE FOR ANY PUNITIVE, DIRECT, INCIDENTAL, | ||||
| INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES ARISING FROM USE OF THE SOFTWARE OR | ||||
| THIS AGREEMENT EVEN IF AMD AND ITS LICENSORS HAVE BEEN ADVISED OF THE | ||||
| POSSIBILITY OF SUCH DAMAGES.  In no event shall AMD's total liability to You | ||||
| for all damages, losses, and causes of action (whether in contract, tort | ||||
| (including negligence) or otherwise) exceed the amount of $100 USD.  You agree | ||||
| to defend, indemnify and hold harmless AMD and its licensors, and any of their | ||||
| directors, officers, employees, affiliates or agents from and against any and | ||||
| all loss, damage, liability and other expenses (including reasonable | ||||
| attorneys' fees), resulting from Your use of the Software or violation of the | ||||
| terms and conditions of this Agreement. | ||||
|  | ||||
| U.S. GOVERNMENT RESTRICTED RIGHTS: The Software is provided with "RESTRICTED | ||||
| RIGHTS." Use, duplication, or disclosure by the Government is subject to the | ||||
| restrictions as set forth in FAR 52.227-14 and DFAR252.227-7013, et seq., or | ||||
| its successor.  Use of the Software by the Government constitutes | ||||
| acknowledgement of AMD's proprietary rights in them. | ||||
|  | ||||
| EXPORT RESTRICTIONS: The Software may be subject to export restrictions as | ||||
| stated in the Software License Agreement. | ||||
| @@ -1,43 +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 Intermediate Products: ANY USE OF THIS PRODUCT IN ANY MANNER OTHER | ||||
| THAN PERSONAL USE THAT COMPLIES WITH THE MPEG-2 STANDARD 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. | ||||
|  | ||||
| WARRANTY DISCLAIMER: THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY | ||||
| KIND.  AMD DISCLAIMS ALL WARRANTIES, EXPRESS, IMPLIED, OR STATUTORY, INCLUDING | ||||
| BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A | ||||
| PARTICULAR PURPOSE, TITLE, NON-INFRINGEMENT, THAT THE SOFTWARE WILL RUN | ||||
| UNINTERRUPTED OR ERROR-FREE OR WARRANTIES ARISING FROM CUSTOM OF TRADE OR | ||||
| COURSE OF USAGE.  THE ENTIRE RISK ASSOCIATED WITH THE USE OF THE SOFTWARE IS | ||||
| ASSUMED BY YOU.  Some jurisdictions do not allow the exclusion of implied | ||||
| warranties, so the above exclusion may not apply to You. | ||||
|  | ||||
| LIMITATION OF LIABILITY AND INDEMNIFICATION:  AMD AND ITS LICENSORS WILL NOT, | ||||
| UNDER ANY CIRCUMSTANCES BE LIABLE FOR ANY PUNITIVE, DIRECT, INCIDENTAL, | ||||
| INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES ARISING FROM USE OF THE SOFTWARE OR | ||||
| THIS AGREEMENT EVEN IF AMD AND ITS LICENSORS HAVE BEEN ADVISED OF THE | ||||
| POSSIBILITY OF SUCH DAMAGES.  In no event shall AMD's total liability to You | ||||
| for all damages, losses, and causes of action (whether in contract, tort | ||||
| (including negligence) or otherwise) exceed the amount of $100 USD.  You agree | ||||
| to defend, indemnify and hold harmless AMD and its licensors, and any of their | ||||
| directors, officers, employees, affiliates or agents from and against any and | ||||
| all loss, damage, liability and other expenses (including reasonable | ||||
| attorneys' fees), resulting from Your use of the Software or violation of the | ||||
| terms and conditions of this Agreement. | ||||
|  | ||||
| U.S. GOVERNMENT RESTRICTED RIGHTS: The Software is provided with "RESTRICTED | ||||
| RIGHTS." Use, duplication, or disclosure by the Government is subject to the | ||||
| restrictions as set forth in FAR 52.227-14 and DFAR252.227-7013, et seq., or | ||||
| its successor.  Use of the Software by the Government constitutes | ||||
| acknowledgement of AMD's proprietary rights in them. | ||||
|  | ||||
| EXPORT RESTRICTIONS: The Software may be subject to export restrictions as | ||||
| stated in the Software License Agreement. | ||||
							
								
								
									
										28
									
								
								docs/README.VMS
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										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. | ||||
|  | ||||
| @@ -1,64 +1,91 @@ | ||||
| File: docs/README.WIN32 | ||||
|  | ||||
| Last updated: 21 June 2013 | ||||
|  | ||||
| Last updated: Sep 18, 2003 - Karl Schultz - kschultz@users.sourceforge.net | ||||
|  | ||||
| Quick Start | ||||
| ----- ----- | ||||
|  | ||||
| Windows drivers are build with SCons.  Makefiles or Visual Studio projects are | ||||
| no longer shipped or supported. | ||||
| Unzip both ZIP files (MesaLib and MesaDemos) into the same directory. | ||||
| The libs and demos build separately, so if you do not care about the | ||||
| demos, you do not have to unzip that zip file.  But if you do, it does | ||||
| need to be unzipped into the same directory as the lib zip file because | ||||
| the demos depend on the libs. | ||||
|  | ||||
| Run | ||||
| The build system has been changed to use Microsoft Visual Studio project | ||||
| workspaces and projects.  Makefiles are no longer shipped or supported, but | ||||
| can be generated from the projects using Visual Studio. | ||||
|  | ||||
|   scons libgl-gdi | ||||
| Details and Notes | ||||
|  | ||||
| to build gallium based GDI driver. | ||||
| - To build the Mesa libraries, open the Mesa.dsw workspace file | ||||
|   in the top directory.  You can build each project one-by-one, | ||||
|   or build the glut project to build everything except osmesa, | ||||
|   which needs to be built separately.  The build process will | ||||
|   create a lib directory in the top directory and will put the | ||||
|   following files there: | ||||
| 	OPENGL32.LIB, GLU32.LIB, GLUT32.LIB, OSMESA32.LIB | ||||
| 	OPENGL32.DLL, GLU32.DLL, GLUT32.DLL, OSMESA32.DLL | ||||
|  | ||||
| This will work both with MSVS or Mingw. | ||||
| - 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. | ||||
|  | ||||
| - Build the demos by opening the appropriate *.dsw file in the | ||||
|   progs directory tree.  For example, to build the demos, use | ||||
|   progs/demos/Windows/demos.dsw.  The Windows directory contains | ||||
|   the workspace and all the projects for each demo program.  Each | ||||
|   project places the executable in the same directory as its source | ||||
|   code, which is required for some demos. | ||||
|  | ||||
| - The demo projects also copy the Mesa library DLL files from the lib | ||||
|   directory into the same directory as the demo executables, so that | ||||
|   the demos use the Mesa libs you just built. | ||||
|  | ||||
| - 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. | ||||
|  | ||||
| - 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. | ||||
|   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. | ||||
|  | ||||
| - To build "mangled" Mesa, add the preprocessor define USE_MGL_NAMESPACE | ||||
|   to the project settings.  You will also need to edit src/mesa.def to change | ||||
|   all the gl* symbols to mgl*.  Because this is easy to do with a global | ||||
|   replace operation in a text editor, no additional mangled version of mesa.def | ||||
|   is maintained or shipped. | ||||
|  | ||||
| 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 | ||||
| ------- ------- | ||||
|  | ||||
| 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. | ||||
|  | ||||
| - install python 2.7 | ||||
| - install scons (latest) | ||||
| - install mingw, flex, and bison | ||||
| - install pywin32 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs | ||||
|   get pywin32-218.4.win-amd64-py2.7.exe | ||||
| - install git | ||||
| - download mesa from git | ||||
|   see http://www.mesa3d.org/repository.html | ||||
| - 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. | ||||
| Karl Schultz | ||||
|   | ||||
							
								
								
									
										146
									
								
								docs/README.WINDML
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										146
									
								
								docs/README.WINDML
									
									
									
									
									
										Normal file
									
								
							| @@ -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 | ||||
							
								
								
									
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							| @@ -0,0 +1,314 @@ | ||||
|  | ||||
|                           Mesa 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. | ||||
|  | ||||
|     When finished, the Mesa libraries will be in the Mesa-x.y/lib/ directory. | ||||
|  | ||||
|  | ||||
| 2. The new way: | ||||
|     Type './configure' and then 'make'.  This uses GNU autoconfig. | ||||
|     Run 'make check' to build the demos. | ||||
|     See docs/INSTALL for more details. | ||||
|     When finished, the Mesa libraries will be in the Mesa-x.y/src/.libs/, | ||||
|     Mesa-x.y/si-glu/.libs, etc directories. | ||||
|  | ||||
|  | ||||
| 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 | ||||
| ========== | ||||
|    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) | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: README.X11,v 3.10 2003/03/08 17:38:57 brianp Exp $ | ||||
							
								
								
									
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|  | ||||
|                          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 $ | ||||
							
								
								
									
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|  | ||||
|                          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 $ | ||||
							
								
								
									
										32
									
								
								docs/RELNOTES-3.2.1
									
									
									
									
									
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								docs/RELNOTES-3.2.1
									
									
									
									
									
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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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							| @@ -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 $ | ||||
							
								
								
									
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|  | ||||
|                          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 1.2 2002/03/23 02:37:17 brianp Exp $ | ||||
							
								
								
									
										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 $ | ||||
							
								
								
									
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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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								docs/RELNOTES-4.0.1
									
									
									
									
									
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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 1.2 2001/12/18 14:08:23 brianp Exp $ | ||||
							
								
								
									
										50
									
								
								docs/RELNOTES-4.0.2
									
									
									
									
									
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										50
									
								
								docs/RELNOTES-4.0.2
									
									
									
									
									
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							| @@ -0,0 +1,50 @@ | ||||
|  | ||||
|                           Mesa 4.0.2 release notes | ||||
|  | ||||
|                              March 25, 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 1.2 2002/03/23 02:38:39 brianp Exp $ | ||||
							
								
								
									
										52
									
								
								docs/RELNOTES-4.0.3
									
									
									
									
									
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										52
									
								
								docs/RELNOTES-4.0.3
									
									
									
									
									
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							| @@ -0,0 +1,52 @@ | ||||
|  | ||||
|                           Mesa 4.0.3 release notes | ||||
|  | ||||
|                                June 25, 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 4.0.3 basically just contains bug fixes version 4.0.2. | ||||
|  | ||||
| See the docs/VERSIONS file for the list of bug fixes. | ||||
|  | ||||
| The GGI driver has been updated, thanks to Filip Spacek. | ||||
|  | ||||
|  | ||||
| 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			implements OpenGL 1.3 | ||||
| BeOS			needs updating | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: RELNOTES-4.0.3,v 1.2 2002/06/26 02:36:34 brianp Exp $ | ||||
							
								
								
									
										308
									
								
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										308
									
								
								docs/RELNOTES-4.1
									
									
									
									
									
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							| @@ -0,0 +1,308 @@ | ||||
|  | ||||
|                             Mesa 4.1 release notes | ||||
|  | ||||
|                                October 29, 2002 | ||||
|  | ||||
|                                 PLEASE READ!!!! | ||||
|  | ||||
|  | ||||
|  | ||||
| Introduction | ||||
| ------------ | ||||
|  | ||||
| Mesa uses an even/odd version number scheme like the Linux kernel. | ||||
| Even numbered versions (such as 4.0) designate stable releases. | ||||
| Odd numbered versions (such as 4.1) designate new developmental releases. | ||||
|  | ||||
|  | ||||
| New Features in Mesa 4.1 | ||||
| ------------------------ | ||||
|  | ||||
| New extensions.  Docs at http://oss.sgi.com/projects/ogl-sample/registry/ | ||||
|  | ||||
| GL_NV_vertex_program | ||||
|  | ||||
|     NVIDIA's vertex programming extension | ||||
|  | ||||
| GL_NV_vertex_program1_1 | ||||
|  | ||||
|     A few features built on top of GL_NV_vertex_program | ||||
|  | ||||
| GL_ARB_window_pos | ||||
|  | ||||
|     This is the ARB-approved version of GL_MESA_window_pos | ||||
|  | ||||
| GL_ARB_depth_texture | ||||
|  | ||||
|     This is the ARB-approved version of GL_SGIX_depth_texture. | ||||
|     It allows depth (Z buffer) data to be stored in textures. | ||||
|     This is used by GL_ARB_shadow | ||||
|  | ||||
| GL_ARB_shadow | ||||
|  | ||||
|     Shadow mapping with depth textures. | ||||
|     This is the ARB-approved version of GL_SGIX_shadow. | ||||
|  | ||||
| GL_ARB_shadow_ambient | ||||
|  | ||||
|     Allows one to specify the luminance of shadowed pixels. | ||||
|     This is the ARB-approved version of GL_SGIX_shadow_ambient. | ||||
|  | ||||
| GL_EXT_shadow_funcs | ||||
|  | ||||
|     Extends the set of GL_ARB_shadow texture comparision functions to | ||||
|     include all eight of standard OpenGL dept-test functions. | ||||
|  | ||||
| GL_ARB_point_parameters | ||||
|  | ||||
|     This is basically the same as GL_EXT_point_parameters. | ||||
|  | ||||
| GL_ARB_texture_env_crossbar | ||||
|  | ||||
|     Allows any texture combine stage to reference any texture source unit. | ||||
|  | ||||
| GL_NV_point_sprite | ||||
|  | ||||
|     For rendering points as textured quads.  Useful for particle effects. | ||||
|  | ||||
| GL_NV_texture_rectangle  (new in 4.0.4 actually) | ||||
|  | ||||
|     Allows one to use textures with sizes that are not powers of two. | ||||
|     Note that mipmapping and several texture wrap modes are not allowed. | ||||
|  | ||||
| GL_EXT_multi_draw_arrays | ||||
|  | ||||
|     Allows arrays of vertex arrays to be rendered with one call. | ||||
|  | ||||
| GL_EXT_stencil_two_side | ||||
|  | ||||
|    Separate stencil modes for front and back-facing polygons. | ||||
|  | ||||
| GLX_SGIX_fbconfig & GLX_SGIX_pbuffer | ||||
|  | ||||
|    Off-screen rendering support. | ||||
|  | ||||
| GL_ATI_texture_mirror_once | ||||
|  | ||||
|    Adds two new texture wrap modes: GL_MIRROR_CLAMP_ATI and | ||||
|    GL_MIRROR_CLAMP_TO_EDGE_ATI. | ||||
|  | ||||
|  | ||||
|  | ||||
| Device Driver Status | ||||
| -------------------- | ||||
|  | ||||
| A number of Mesa's software drivers haven't been actively maintained for | ||||
| some time.  We rely on volunteers to maintain many of these 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 | ||||
| GGI			implements OpenGL 1.3 | ||||
| BeOS			needs updating (underway) | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
| DOS			needs updating | ||||
|  | ||||
|  | ||||
|  | ||||
| New features in GLUT | ||||
| -------------------- | ||||
|  | ||||
| 1. Frames per second printing | ||||
|  | ||||
|    GLUT now looks for an environment variable called "GLUT_FPS".  If it's | ||||
|    set, GLUT will print out a frames/second statistic to stderr when | ||||
|    glutSwapBuffers() is called.  By default, frames/second is computed | ||||
|    and displayed once every 5 seconds.  You can specify a different | ||||
|    interval (in milliseconds) when you set the env var.  For example | ||||
|    'export GLUT_FPS=1000' or 'setenv GLUT_FPS 1000' will set the interval | ||||
|    to one second. | ||||
|  | ||||
|    NOTE: the demo or application must call the glutInit() function for | ||||
|    this to work.  Otherwise, the env var will be ignored. | ||||
|  | ||||
|    Finally, this feature may not be reliable in multi-window programs. | ||||
|  | ||||
|  | ||||
| 2. glutGetProcAddress() function | ||||
|  | ||||
|    The new function: | ||||
|  | ||||
|         void *glutGetProcAddress(const char *procName) | ||||
|  | ||||
|    is a wrapper for glXGetProcAddressARB() and wglGetProcAddress().  It | ||||
|    lets you dynamically get the address of an OpenGL function at runtime. | ||||
|    The GLUT_API_VERSION has been bumped to 5, but I haven't bumped the | ||||
|    GLUT version number from 3.7 since that's probably Mark Kilgard's role. | ||||
|  | ||||
|    This function should probably also be able to return the address of | ||||
|    GLUT functions themselves, but it doesn't do that yet. | ||||
|  | ||||
|  | ||||
|  | ||||
| XXX Things To Do Yet XXXX | ||||
| ------------------------- | ||||
|  | ||||
| isosurf with vertex program exhibits some missing triangles (probably | ||||
| when recycling the vertex buffer for long prims). | ||||
|  | ||||
|  | ||||
|  | ||||
| Porting Info | ||||
| ------------ | ||||
|  | ||||
| If you're porting a DRI or other driver from Mesa 4.0.x to Mesa 4.1 here | ||||
| are some things to change: | ||||
|  | ||||
| 1. ctx->Texture._ReallyEnabled is obsolete. | ||||
|  | ||||
|    Since there are now 5 texture targets (1D, 2D, 3D, cube and rect) that | ||||
|    left room for only 6 units (6*5 < 32) in this field. | ||||
|    This field is being replaced by ctx->Texture._EnabledUnits which has one | ||||
|    bit per texture unit.  If the bit k of _EnabledUnits is set, that means | ||||
|    ctx->Texture.Unit[k]._ReallyEnabled is non-zero.  You'll have to look at | ||||
|    ctx->Texture.Unit[k]._ReallyEnabled to learn if the 1D, 2D, 3D, cube or | ||||
|    rect texture is enabled for unit k. | ||||
|  | ||||
|    This also means that the constants TEXTURE1_*, TEXTURE2_*, etc are | ||||
|    obsolete. | ||||
|  | ||||
|    The tokens TEXTURE0_* have been replaced as well (since there's no | ||||
|    significance to the "0" part: | ||||
|  | ||||
|    old token           new token | ||||
|    TEXTURE0_1D         TEXTURE_1D_BIT | ||||
|    TEXTURE0_2D         TEXTURE_2D_BIT | ||||
|    TEXTURE0_3D         TEXTURE_3D_BIT | ||||
|    TEXTURE0_CUBE       TEXTURE_CUBE_BIT | ||||
|    <none>              TEXTURE_RECT_BIT | ||||
|  | ||||
|    These tokens are only used for the ctx->Texture.Unit[i].Enabled and | ||||
|    ctx->Texture.Unit[i]._ReallyEnabled fields.  Exactly 0 or 1 bits will | ||||
|    be set in _ReallyEnabled at any time! | ||||
|  | ||||
|    Q: "What's the purpose of Unit[i].Enabled vs Unit[i]._ReallyEnabled?" | ||||
|    A: The user can enable GL_TEXTURE_1D, GL_TEXTURE_2D, etc for any | ||||
|       texure unit all at once (an unusual thing to do). | ||||
|       OpenGL defines priorities that basically say GL_TEXTURE_2D has | ||||
|       higher priority than GL_TEXTURE_1D, etc.  Also, just because a | ||||
|       texture target is enabled by the user doesn't mean we'll actually | ||||
|       use that texture!  If a texture object is incomplete (missing mip- | ||||
|       map levels, etc) it's as if texturing is disabled for that target. | ||||
|       The _ReallyEnabled field will have a bit set ONLY if the texture | ||||
|       target is enabled and complete.  This spares the driver writer from | ||||
|       examining a _lot_ of GL state to determine which texture target is | ||||
|       to be used. | ||||
|  | ||||
|  | ||||
| 2. Tnl tokens changes | ||||
|  | ||||
|    During the implementation of GL_NV_vertex_program some of the vertex | ||||
|    buffer code was changed.  Specifically, the VERT_* bits defined in | ||||
|    tnl/t_context.h have been renamed to better match the conventions of | ||||
|    GL_NV_vertex_program.  The old names are still present but obsolete. | ||||
|    Drivers should use the newer names. | ||||
|  | ||||
|    For example:  VERT_RGBA is now VERT_BIT_COLOR0 and | ||||
|    VERT_SPEC_RGB is now VERT_BIT_COLOR1. | ||||
|  | ||||
|  | ||||
|  | ||||
| 3. Read/Draw Buffer changes | ||||
|  | ||||
|    The business of setting the current read/draw buffers in Mesa 4.0.x | ||||
|    was complicated.  It's much simpler now in Mesa 4.1. | ||||
|  | ||||
|    Here are the changes: | ||||
|  | ||||
|    - Renamed ctx->Color.DrawDestMask to ctx->Color._DrawDestMask | ||||
|    - Removed ctx->Color.DriverDrawBuffer | ||||
|    - Removed ctx->Pixel.DriverReadBuffer | ||||
|    - Removed ctx->Color.MultiDrawBuffer | ||||
|    - Removed ctx->Driver.SetDrawBuffer() | ||||
|    - Removed swrast->Driver.SetReadBuffer(). | ||||
|    - Added ctx->Color._DrawDestMask - a bitmask of FRONT/BACK_LEFT/RIGHT_BIT | ||||
|      values to indicate the current draw buffers. | ||||
|    - Added ctx->Pixel._ReadSrcMask to indicate the source for pixel reading. | ||||
|      The value is _one_ of the FRONT/BACK_LEFT/RIGHT_BIT values. | ||||
|    - Added ctx->Driver.DrawBuffer() and ctx->Driver.ReadBuffer(). | ||||
|      These functions exactly correspond to glDrawBuffer and glReadBuffer calls. | ||||
|      Many drivers will set ctx->Driver.DrawBuffer = _swrast_DrawBuffer and | ||||
|      leave ctx->Draw.ReadBuffer NULL. | ||||
|      DRI drivers should implement their own function for ctx->Driver.DrawBuffer | ||||
|      and use it to set the current hardware drawing buffer.  You'll probably | ||||
|      also want to check for GL_FRONT_AND_BACK mode and fall back to software. | ||||
|      Call _swrast_DrawBuffer() too, to update the swrast state. | ||||
|    - Added swrast->Driver.SetBuffer(). | ||||
|      This function should be implemented by all device drivers that use swrast. | ||||
|      Mesa will call it to specify the buffer to use for span reading AND | ||||
|      writing and point/line/triangle rendering. | ||||
|      There should be no confusion between current read or draw buffer anymore. | ||||
|    - Added swrast->CurrentBuffer to indicate which color buffer to read/draw. | ||||
|      Will be FRONT_LEFT_BIT, BACK_LEFT_BIT, FRONT_RIGHT_BIT or BACK_RIGHT_BIT. | ||||
|      This value is usually passed to swrast->Driver.SetBuffer(). | ||||
|  | ||||
|  | ||||
| 4. _mesa_create_context() changes.  This function now takes a pointer to | ||||
|    a __GLimports object.  The __GLimports structure contains function | ||||
|    pointers to system functions like fprintf(), malloc(), etc. | ||||
|    The _mesa_init_default_imports() function can be used to initialize | ||||
|    a __GLimports object.  Most device drivers (like the DRI drivers) | ||||
|    should use this. | ||||
|  | ||||
|  | ||||
| 5. In tnl's struct vertex_buffer, the field "ProjectedClipCoords" | ||||
|    has been replaced by "NdcPtr" to better match the OpenGL spec's | ||||
|    terminology. | ||||
|  | ||||
|  | ||||
| 6. Since GL_EXT_stencil_two_side has been implemented, many of the | ||||
|    ctx->Stencil fields are now 2-element arrays.  For example, | ||||
|    "GLenum Ref" is now "GLenum Ref[2]"  The [0] elements are the front-face | ||||
|    values and the [1] elements are the back-face values. | ||||
|    ctx->Stencil.ActiveFace is 0 or 1 to indicate the current face for | ||||
|    the glStencilOp/Func/Mask() functions. | ||||
|    ctx->Stencil.TestTwoSide controls whether or not 1 or 2-sided stenciling | ||||
|    is enabled. | ||||
|  | ||||
|  | ||||
| 7. Removed ctx->Polygon._OffsetAny.  Removed ctx->Polygon.OffsetMRD. | ||||
|  | ||||
|  | ||||
| 8. GLfloat / GLchan changes: | ||||
|  | ||||
|    - Changed ctx->Driver.ClearColor() to take GLfloat[4] instead of GLchan[4]. | ||||
|      ctx->Color.ClearColor is now GLfloat[4] too. | ||||
|    - Changed ctx->Driver.AlphaRef() to take GLfloat instead of GLchan. | ||||
|    - ctx->Color.AlphaRef is now GLfloat. | ||||
|    - texObj->BorderColor is now GLfloat[4].  texObj->_BorderChan is GLchan[4]. | ||||
|  | ||||
|    This is part of an effort to remove all GLchan types from core Mesa so | ||||
|    that someday we can support 8, 16 and 32-bit color channels dynamically | ||||
|    at runtime, instead of at compile-time. | ||||
|  | ||||
|  | ||||
| 9. GLboolean ctx->Tranform.ClipEnabled[MAX_CLIP_PLANES] has been replaced | ||||
|    by GLuint ctx->Transform.ClipPlanesEnabled.  The later is a bitfield. | ||||
|  | ||||
|  | ||||
| 10. There's a new matrix_stack type in mtypes.h used for the Modelview, | ||||
|    Projection, Color and Texcoord matrix stacks. | ||||
|  | ||||
|  | ||||
| 11. The ctx->Current.* fields have changed a lot.  Now, there's a | ||||
|    ctx->Current.Attrib[] array for all vertex attributes which matches | ||||
|    the NV vertex program conventions. | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: RELNOTES-4.1,v 1.22 2002/10/29 15:06:37 brianp Exp $ | ||||
							
								
								
									
										85
									
								
								docs/RELNOTES-5.0
									
									
									
									
									
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										85
									
								
								docs/RELNOTES-5.0
									
									
									
									
									
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							| @@ -0,0 +1,85 @@ | ||||
|  | ||||
|                             Mesa 5.0 release notes | ||||
|  | ||||
|                               November 13, 2002 | ||||
|  | ||||
|                                 PLEASE READ!!!! | ||||
|  | ||||
|  | ||||
|  | ||||
| Introduction | ||||
| ------------ | ||||
|  | ||||
| Mesa uses an even/odd version number scheme like the Linux kernel. | ||||
| Even-numbered versions (such as 5.0) designate stable releases. | ||||
| Odd-numbered versions (such as 4.1) designate new developmental releases. | ||||
|  | ||||
| Mesa 5.0 is basically just a stabilization of Mesa 4.1.  To see a list of | ||||
| bug fixes, etc. see the VERSIONS file. | ||||
|  | ||||
|  | ||||
|  | ||||
| New Features in Mesa 5.0 | ||||
| ------------------------ | ||||
|  | ||||
| Mesa 5.0 supports OpenGL 1.4.  Note Mesa's versioning convention: | ||||
|  | ||||
|    OpenGL Version    Mesa Version | ||||
|    ------------------------------ | ||||
|         1.0             1.x | ||||
|         1.1             2.x | ||||
|         1.2             3.x | ||||
|         1.3             4.x | ||||
|         1.4             5.x | ||||
|  | ||||
| OpenGL 1.4 (and Mesa 5.0) incorporates the following OpenGL extensions as | ||||
| standard features: | ||||
|  | ||||
| 	GL_ARB_depth_texture | ||||
| 	GL_ARB_shadow | ||||
| 	GL_ARB_texture_env_crossbar | ||||
| 	GL_ARB_texture_mirror_repeat | ||||
| 	GL_ARB_window_pos | ||||
| 	GL_EXT_blend_color | ||||
| 	GL_EXT_blend_func_separate | ||||
| 	GL_EXT_blend_logic_op | ||||
| 	GL_EXT_blend_minmax | ||||
| 	GL_EXT_blend_subtract | ||||
| 	GL_EXT_fog_coord | ||||
| 	GL_EXT_multi_draw_arrays | ||||
| 	GL_EXT_point_parameters | ||||
| 	GL_EXT_secondary_color | ||||
| 	GL_EXT_stencil_wrap | ||||
| 	GL_SGIS_generate_mipmap | ||||
|  | ||||
|  | ||||
|  | ||||
| Device Driver Status | ||||
| -------------------- | ||||
|  | ||||
| A number of Mesa's software drivers haven't been actively maintained for | ||||
| some time.  We rely on volunteers to maintain many of these drivers. | ||||
| Here's the current status of all included drivers: | ||||
|  | ||||
|  | ||||
| Driver			Status | ||||
| ----------------------	--------------------- | ||||
| XMesa (Xlib)		implements OpenGL 1.4 | ||||
| OSMesa (off-screen)	implements OpenGL 1.4 | ||||
| FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||
| SVGA			implements OpenGL 1.3 | ||||
| Wind River UGL		implements OpenGL 1.3 | ||||
| Windows/Win32		implements OpenGL 1.4 | ||||
| DOS/DJGPP		implements OpenGL 1.3 | ||||
| GGI			implements OpenGL 1.3 | ||||
| DOS			implements OpenGL 1.4 | ||||
| BeOS			needs updating (underway) | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
|  | ||||
| Note: supporting OpenGL 1.4 (vs. 1.3 or 1.2) usually only requires that the | ||||
| driver call the _mesa_enable_1_4_extensions() function. | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: RELNOTES-5.0,v 3.2 2002/11/13 15:33:51 brianp Exp $ | ||||
							
								
								
									
										46
									
								
								docs/RELNOTES-5.0.1
									
									
									
									
									
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										46
									
								
								docs/RELNOTES-5.0.1
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,46 @@ | ||||
|  | ||||
|                            Mesa 5.0.1 release notes | ||||
|  | ||||
|                                March 30, 2003 | ||||
|  | ||||
|  | ||||
|  | ||||
| Introduction | ||||
| ------------ | ||||
|  | ||||
| Mesa uses an even/odd version number scheme like the Linux kernel. | ||||
| Even-numbered versions (such as 5.0.x) designate stable releases. | ||||
| Odd-numbered versions (such as 4.1.x) designate new developmental releases. | ||||
|  | ||||
| Mesa 5.0.1 just fixes bugs found since the 5.0 release.  See the VERSIONS | ||||
| file for details. | ||||
|  | ||||
|  | ||||
| Device Driver Status | ||||
| -------------------- | ||||
|  | ||||
| A number of Mesa's software drivers haven't been actively maintained for | ||||
| some time.  We rely on volunteers to maintain many of these drivers. | ||||
| Here's the current status of all included drivers: | ||||
|  | ||||
|  | ||||
| Driver			Status | ||||
| ----------------------	--------------------- | ||||
| XMesa (Xlib)		implements OpenGL 1.4 | ||||
| OSMesa (off-screen)	implements OpenGL 1.4 | ||||
| FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||
| SVGA			implements OpenGL 1.3 | ||||
| Wind River UGL		implements OpenGL 1.3 | ||||
| Windows/Win32		implements OpenGL 1.4 | ||||
| DJGPP			implements OpenGL 1.4 | ||||
| GGI			implements OpenGL 1.3 | ||||
| BeOS			implements OpenGL 1.4 | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
|  | ||||
| Note: supporting OpenGL 1.4 (vs. 1.3 or 1.2) usually only requires that the | ||||
| driver call the _mesa_enable_1_4_extensions() function. | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: RELNOTES-5.0.1,v 3.1 2003/03/30 16:17:54 brianp Exp $ | ||||
							
								
								
									
										46
									
								
								docs/RELNOTES-5.0.2
									
									
									
									
									
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										46
									
								
								docs/RELNOTES-5.0.2
									
									
									
									
									
										Normal file
									
								
							| @@ -0,0 +1,46 @@ | ||||
|  | ||||
|                            Mesa 5.0.2 release notes | ||||
|  | ||||
|                                September 5, 2003 | ||||
|  | ||||
|  | ||||
|  | ||||
| Introduction | ||||
| ------------ | ||||
|  | ||||
| Mesa uses an even/odd version number scheme like the Linux kernel. | ||||
| Even-numbered versions (such as 5.0.x) designate stable releases. | ||||
| Odd-numbered versions (such as 4.1.x) designate new developmental releases. | ||||
|  | ||||
| Mesa 5.0.2 just fixes bugs found since the 5.0.1 release.  See the VERSIONS | ||||
| file for details. | ||||
|  | ||||
|  | ||||
| Device Driver Status | ||||
| -------------------- | ||||
|  | ||||
| A number of Mesa's software drivers haven't been actively maintained for | ||||
| some time.  We rely on volunteers to maintain many of these drivers. | ||||
| Here's the current status of all included drivers: | ||||
|  | ||||
|  | ||||
| Driver			Status | ||||
| ----------------------	--------------------- | ||||
| XMesa (Xlib)		implements OpenGL 1.4 | ||||
| OSMesa (off-screen)	implements OpenGL 1.4 | ||||
| FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||
| SVGA			implements OpenGL 1.3 | ||||
| Wind River UGL		implements OpenGL 1.3 | ||||
| Windows/Win32		implements OpenGL 1.4 | ||||
| DJGPP			implements OpenGL 1.4 | ||||
| GGI			implements OpenGL 1.3 | ||||
| BeOS			implements OpenGL 1.4 | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
|  | ||||
| Note: supporting OpenGL 1.4 (vs. 1.3 or 1.2) usually only requires that the | ||||
| driver call the _mesa_enable_1_4_extensions() function. | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
| $Id: RELNOTES-5.0.2,v 1.1 2003/09/04 23:10:38 brianp Exp $ | ||||
							
								
								
									
										228
									
								
								docs/RELNOTES-5.1
									
									
									
									
									
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										228
									
								
								docs/RELNOTES-5.1
									
									
									
									
									
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							| @@ -0,0 +1,228 @@ | ||||
|  | ||||
|                             Mesa 5.1 release notes | ||||
|  | ||||
|                               Month day, 2003 | ||||
|  | ||||
|                                 PLEASE READ!!!! | ||||
|  | ||||
|  | ||||
|  | ||||
| Introduction | ||||
| ------------ | ||||
|  | ||||
| Mesa uses an even/odd version number scheme like the Linux kernel. | ||||
| Even-numbered versions (such as 5.0) designate stable releases. | ||||
| Odd-numbered versions (such as 5.1) designate new developmental releases. | ||||
|  | ||||
|  | ||||
| Bug fixes | ||||
| --------- | ||||
| See the VERSIONS file for a list of bugs fixed in this release. | ||||
|  | ||||
|  | ||||
|  | ||||
| New Features in Mesa 5.1 | ||||
| ------------------------ | ||||
|  | ||||
| GL_ATI_texture_env_combine3 extension | ||||
|    This adds a few new texture combine modes. | ||||
|    Contributed by Ian Romanick. | ||||
|  | ||||
| GL_SGI_texture_color_table | ||||
|    Adds a color table lookup to the RGBA texture path.  There's a separate | ||||
|    color table for each texture unit. | ||||
|    Contributed by Eric Plante. | ||||
|  | ||||
| GL_NV_fragment_program | ||||
|    NVIDIA's fragment-level programming feature. | ||||
|    Possible lurking bugs: | ||||
|      - the DDX and DDY commands aren't fully tested | ||||
|      - there may be bugs in the parser | ||||
|      - the TEX and TXP instructions both do perspective correction | ||||
|      - the pack/unpack instructions may not be correct | ||||
|  | ||||
| GL_EXT_depth_bounds_test | ||||
|    This extension adds a scissor-like test for the Z axis.  It's used to | ||||
|    optimize stencil-volume shadow algorithms. | ||||
|  | ||||
| GL_NV_light_max_exponent | ||||
|    Lifts the 128 limit for max light exponent. | ||||
|  | ||||
| GL_EXT_texture_rectangle | ||||
|    Identical to GL_NV_texture_rectangle | ||||
|  | ||||
| GL_ARB_occlusion_query | ||||
|    Useful for visibility-based culling. | ||||
|  | ||||
| GL_ARB_texture_non_power_of_two | ||||
|    Removes the restriction that texture dimensions must be powers of two. | ||||
|  | ||||
| GL_ARB_vertex_buffer_object | ||||
|    Allows server-side vertex arrays, optimized host/card data transfers, etc. | ||||
|  | ||||
| GL_ARB_point_sprite | ||||
|    ARB-approved version of GL_NV_point_sprite.  Basically allows textures | ||||
|    to be applied to points. | ||||
|  | ||||
| GL_IBM_multimode_draw_arrays | ||||
|    Allows multiple vertex arrays to be drawn with one call, including arrays | ||||
|    of different types of primitives. | ||||
|  | ||||
| GL_SUN_multi_draw_arrays | ||||
|    An alias for GL_EXT_multi_draw_arrays, standard in OpenGL 1.4. | ||||
|  | ||||
|  | ||||
| With the addition of GL_ARB_occlusion_query, GL_ARB_vertex_buffer_object, | ||||
| GL_ARB_texture_non_power_of_two and GL_EXT_shadow_funcs, Mesa 5.1 supports | ||||
| all the new features of OpenGL 1.5.  Mesa 6.0 (the next stable release) | ||||
| will advertise GL_VERSION = "1.5". | ||||
|   | ||||
|  | ||||
|  | ||||
| Vertex/Fragment program debugger | ||||
| -------------------------------- | ||||
|  | ||||
| GL_MESA_program_debug is an experimental extension to support | ||||
| interactive debugging of vertex and fragment programs.  See the | ||||
| docs/MESA_program_debug.spec file for details. | ||||
|  | ||||
| The bulk of the vertex/fragment program debugger is implemented | ||||
| outside of Mesa.  The GL_MESA_program_debug extension just has minimal | ||||
| hooks for stopping running programs and inspecting programs. | ||||
|  | ||||
| The progs/tests/debugger.c (only in CVS) program is an example of how | ||||
| the extension can be used.  Presently, the debugger code and demo code | ||||
| is in the same file.  Eventually the debugger code should be moved | ||||
| into a reusable module. | ||||
|  | ||||
| As it is now, the demo lets you set breakpoings in vertex/fragment | ||||
| programs, single step, and print intermediate register values.  It's | ||||
| basically just a proof of concept. | ||||
|  | ||||
|  | ||||
|  | ||||
| Directory tree reorganization | ||||
| ----------------------------- | ||||
|  | ||||
| The directory structure for Mesa has been overhauled to improve its layout. | ||||
| All source code for Mesa, GLU, GLUT, etc is now under the src/ directory | ||||
| in appropriate subdirectories. | ||||
|  | ||||
| The Mesa source code and drivers has been reorganized under src/mesa/. | ||||
|  | ||||
| All demonstration programs and tests are now in subdirectories under progs/. | ||||
|  | ||||
|  | ||||
|  | ||||
| Build System Changes | ||||
| -------------------- | ||||
|  | ||||
| The GNU automake/autoconf support has been removed.  As it was, it seldom | ||||
| worked on anything but Linux.  The Mesa developers aren't big fans of | ||||
| automake/autoconf/libtool and didn't have the time to maintain it. | ||||
| If someone wants to contribute new automake/autoconf support (and is | ||||
| willing to maintain it), it may be re-incorporated into Mesa, subject | ||||
| to some requirements. | ||||
|  | ||||
| The "old style" makefile system has been updated: | ||||
|    1. Make-config has been trimmed down to fewer, modern configurations. | ||||
|    2. Most of the bin/mklib.* scripts have been rolled into a new "mklib" | ||||
|       script that works on all sorts of systems.  There are probably some | ||||
|       bugs in it, but it's been tested on Linux, SunOS 5.8 and IRIX 6.5. | ||||
|       Improvements/contributes are greatly appreciated. | ||||
|    3. The Makefile.X11 files have been cleaned up in various ways | ||||
|  | ||||
|  | ||||
|  | ||||
| Source File Changes | ||||
| ------------------- | ||||
|  | ||||
| The mmath.[ch] files are obsolete.  Their contents have been moved | ||||
| into the imports.[ch] and macros.[ch] files. | ||||
|  | ||||
| The files related to vertex and fragment programming have changed. | ||||
| Old files: | ||||
| 	vpexec.[ch] | ||||
| 	vpparse.[ch] | ||||
| 	vpstate.[ch] | ||||
| New files: | ||||
| 	program.[ch]              - generic ARB/NV program code | ||||
| 	arbprogram.[ch]           - ARB program API functions | ||||
| 	nvprogram.[ch]            - NV program API functions | ||||
| 	nvvertprog.h              - NV vertex program definitions | ||||
| 	nvfragprog.h              - NV fragment program definitions | ||||
| 	nvvertparse.[ch]          - NV vertex program parser | ||||
| 	nvfragparse.[ch]          - NV fragment program parser | ||||
| 	nvvertexec.[ch]           - NV vertex program execution | ||||
| 	swrast/s_nvfragprog.[ch]  - NV fragment program execution | ||||
|  | ||||
| Removed files: | ||||
| 	swrast/s_histogram.[ch] - moved into src/histogram.c | ||||
|  | ||||
| Other New files: | ||||
| 	bufferobj.[ch]		- GL_ARB_vertex_buffer_object functions | ||||
| 	version.h		- defines the Mesa version info | ||||
|  | ||||
|  | ||||
| Other Changes | ||||
| ------------- | ||||
|  | ||||
| The ctx->Driver.CreateTexture function has been removed - it wasn't used. | ||||
|  | ||||
| New device driver hook functions: | ||||
|    NewTextureObject   - used to allocate struct gl_texture_objects | ||||
|    NewTextureImage    - used to allocate struct gl_texture_images | ||||
|  | ||||
| New ctx->Texture._EnabledCoordUnits field: | ||||
|    With the addition of GL_NV_fragment_program we may need to interpolate | ||||
|    various sets of texture coordinates even when the corresponding texture | ||||
|    unit is not enabled.  That is, glEnable(GL_TEXTURE_xD) may never get | ||||
|    called but we still may have to interpolate texture coordinates across | ||||
|    triangles so that the fragment program will get them. | ||||
|    This new field indicates which sets of texture coordinates are needed. | ||||
|    If a bit is set in the ctx->Texture._EnabledUnits bitmask is set, the | ||||
|    same bit MUST be set in ctx->Texture._EnabledCoordUnits. | ||||
|  | ||||
| The ctx->_TriangleCaps field is deprecated. | ||||
|    Instead of testing the DD_* bits in _TriangleCaps, you should instead | ||||
|    directly test the relevant state variables, or use one of the helper | ||||
|    functions like NEED_SECONDARY_COLOR() at the bottom of context.h | ||||
|    While testing _TriangleCaps bits was fast, it was kludgey, and setting | ||||
|    the bits in the first place could be error prone. | ||||
|  | ||||
|  | ||||
|  | ||||
| To Do | ||||
| ----- | ||||
| Add screen-awareness to fakeglx.c | ||||
|  | ||||
|  | ||||
|  | ||||
|  | ||||
| Device Driver Status | ||||
| -------------------- | ||||
|  | ||||
| A number of Mesa's software drivers haven't been actively maintained for | ||||
| some time.  We rely on volunteers to maintain many of these drivers. | ||||
| Here's the current status of all included drivers: | ||||
|  | ||||
|  | ||||
| Driver			Status | ||||
| ----------------------	--------------------- | ||||
| XMesa (Xlib)		implements OpenGL 1.4 | ||||
| OSMesa (off-screen)	implements OpenGL 1.4 | ||||
| FX (3dfx Voodoo1/2)	implements OpenGL 1.3 | ||||
| SVGA			implements OpenGL 1.3 | ||||
| Wind River UGL		implements OpenGL 1.3 | ||||
| Windows/Win32		implements OpenGL 1.4 | ||||
| DJGPP			implements OpenGL 1.4 | ||||
| GGI			implements OpenGL 1.3 | ||||
| BeOS			implements OpenGL 1.4 | ||||
| Allegro			needs updating | ||||
| D3D			needs updating | ||||
|  | ||||
| Note: supporting OpenGL 1.4 (vs. 1.3 or 1.2) usually only requires that the | ||||
| driver call the _mesa_enable_1_4_extensions() function. | ||||
|  | ||||
|  | ||||
| ---------------------------------------------------------------------- | ||||
							
								
								
									
										338
									
								
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							| @@ -103,7 +103,7 @@ Mesa Version History | ||||
| 	- Stencil-related functions now work in display lists | ||||
|     Changes: | ||||
| 	- renamed aux.h as glaux.h (MS-DOS names can't start with aux) | ||||
| 	- most filenames are in 8.3 format to accommodate MS-DOS | ||||
| 	- most filenames are in 8.3 format to accomodate MS-DOS | ||||
| 	- use GLubytes to store arrays of colors instead of GLints | ||||
|  | ||||
| 1.2.2   August 2, 1995 | ||||
| @@ -1007,7 +1007,7 @@ Mesa Version History | ||||
| 	- 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 accommodate texture rectangles | ||||
| 	- max texture units reduced to six to accomodate texture rectangles | ||||
| 	- removed unfinished GL_MESA_sprite_point extension code | ||||
|  | ||||
|  | ||||
| @@ -1146,10 +1146,9 @@ Mesa Version History | ||||
| 	- build GLUT with -fexceptions so C++ apps propogate exceptions | ||||
|  | ||||
|  | ||||
| 5.1  December 17, 2003 | ||||
| 5.1  Month day, 2003  (NOT RELEASED YET) | ||||
|     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 | ||||
| @@ -1166,8 +1165,6 @@ Mesa Version History | ||||
| 	- 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 | ||||
| @@ -1183,332 +1180,3 @@ Mesa Version History | ||||
| 	- 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> | ||||
| @@ -1,255 +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 and the debug/optimisation | ||||
| level is left unchanged.</p> | ||||
| </dd> | ||||
|  | ||||
| <dt><code>LDFLAGS</code></dt> | ||||
| <dd><p>An environment variable specifying flags to | ||||
| pass when linking programs. These should be empty and | ||||
| <code>PKG_CONFIG_PATH</code> is recommended to be used instead. If needed | ||||
| it 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>The | ||||
| <code>pkg-config</code> utility is a hard requirement for cofiguring and | ||||
| building mesa. It 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>--build=</code></dt> | ||||
| <dt><code>--host=</code></dt> | ||||
| <dd><p>By default, the build will compile code for the architecture that | ||||
| it's running on. In order to build cross-compile Mesa on a x86-64 machine | ||||
| that is to run on a i686, one would need to set the options to:</p> | ||||
|  | ||||
| <p><code>--build=x86_64-pc-linux-gnu --host=i686-pc-linux-gnu</code></p> | ||||
|  | ||||
| Note that these can vary from distribution to distribution. For more | ||||
| information check with the | ||||
| <a href="https://www.gnu.org/savannah-checkouts/gnu/autoconf/manual/autoconf-2.69/html_node/Specifying-Target-Triplets.html"> | ||||
| autoconf manual</a>. | ||||
| Note that you will need to correctly set <code>PKG_CONFIG_PATH</code> as well. | ||||
|  | ||||
|  | ||||
| <p>In some cases a single compiler is capable of handling both architectures | ||||
| (multilib) in that case one would need to set the <code>CC,CXX</code> variables | ||||
| appending the correct machine options. Seek your compiler documentation for | ||||
| further information - | ||||
| <a href="https://gcc.gnu.org/onlinedocs/gcc/Submodel-Options.html"> gcc | ||||
| machine dependent options</a></p> | ||||
|  | ||||
| <p>In addition to specifying correct <code>PKG_CONFIG_PATH</code> for the target | ||||
| architecture, the following should be sufficient to configure multilib Mesa</p> | ||||
|  | ||||
| <code>./configure CC="gcc -m32" CXX="g++ -m32" --build=x86_64-pc-linux-gnu --host=i686-pc-linux-gnu ...</code> | ||||
| </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><p><strong>DEPRECATED</strong>, use <code>PKG_CONFIG_PATH</code> instead.</p> | ||||
| <p>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> | ||||
							
								
								
									
										15
									
								
								docs/banner.html
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										15
									
								
								docs/banner.html
									
									
									
									
									
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							| @@ -0,0 +1,15 @@ | ||||
| <HTML> | ||||
|  | ||||
| <title>Banner</title> | ||||
|  | ||||
|  | ||||
| <body text="#ffffff" bgcolor="#aa4444"> | ||||
|  | ||||
| <center> | ||||
| <p> | ||||
| <font size="5">The Mesa 3D Graphics Library</font> | ||||
| </p> | ||||
| </center> | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
| @@ -1,52 +1,27 @@ | ||||
| <!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> | ||||
| <HTML> | ||||
|  | ||||
| <div class="header"> | ||||
|   <h1>The Mesa 3D Graphics Library</h1> | ||||
| </div> | ||||
| <TITLE>Mesa Bug Reporting</TITLE> | ||||
|  | ||||
| <iframe src="contents.html"></iframe> | ||||
| <div class="content"> | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <h1>Bug Database</h1> | ||||
| <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: | ||||
| Bug reports can be filed in the <a | ||||
| href="http://sourceforge.net/bugs/?group_id=3" target="_parent">Bug | ||||
| Database</a> on sourceforge.net. Please follow these 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>Make sure you're using the most recent version of Mesa | ||||
| <li>Make sure your bug isn't already reported | ||||
| <li>Include as much information as possible in the report | ||||
| <li>Provide a simple GLUT-based test program if possible | ||||
| <li>Check back for follow-ups to the report | ||||
| </ul> | ||||
|  | ||||
| <p> | ||||
| Bug reports will automatically be forwarded by bugzilla to the Mesa | ||||
| developer's mailing list. | ||||
| Bug reports will automatically be forwarded to the Mesa developer's list. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| @@ -56,6 +31,5 @@ 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> | ||||
| </BODY> | ||||
| </HTML> | ||||
|   | ||||
| @@ -1,25 +1,15 @@ | ||||
| <!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> | ||||
| <HTML> | ||||
|  | ||||
| <div class="header"> | ||||
|   <h1>The Mesa 3D Graphics Library</h1> | ||||
| </div> | ||||
| <TITLE>Conformance</TITLE> | ||||
|  | ||||
| <iframe src="contents.html"></iframe> | ||||
| <div class="content"> | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <h1>Conformance</h1> | ||||
| <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 publicly available. | ||||
| 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 | ||||
| @@ -698,6 +688,6 @@ Conformx passed. | ||||
|  | ||||
| NOTE: conformx passes for all machine path levels (-p option). | ||||
|  | ||||
| </div> | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
|   | ||||
| @@ -1,104 +1,78 @@ | ||||
| <!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"> | ||||
| <html> | ||||
|  | ||||
|   <!--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> | ||||
| <title>Contents</title> | ||||
|  | ||||
| <body text="#ffffff" bgcolor="#119955" link="#ffffff" vlink="#dddddd" alink="#ffffff"> | ||||
|  | ||||
| <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><a href="intro.html" target="MainFrame">Introduction</a> | ||||
| <li><a href="news.html" target="MainFrame">News</a> | ||||
| <li><a href="systems.html" target="MainFrame">Platforms and Drivers</a> | ||||
| <li><a href="license.html" target="MainFrame">License & Copyright</a> | ||||
| <li><a href="faq.html" target="MainFrame">FAQ</a> | ||||
| <li><a href="VERSIONS" target="MainFrame">Version History</a> | ||||
| <li><a href="relnotes.html" target="MainFrame">Release Notes</a> | ||||
| <li><a href="thanks.html" target="MainFrame">Acknowledgements</a> | ||||
| <li><a href="conform.html" target="MainFrame">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> | ||||
| <li><a href="http://www.sourceforge.net/projects/mesa3d" target="_parent">Stable Release (5.0.2)</a> | ||||
| <li><a href="download.html" target="MainFrame">Downloading/Unpacking</a> | ||||
| <li><a href="install.html" target="MainFrame">Compilation/Installation</a> | ||||
| <li><a href="glu.html" target="MainFrame">SGI's GLU</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> | ||||
| <li><a href="lists.html" target="MainFrame">Mailing Lists</a> | ||||
| <li><a href="bugs.html" target="MainFrame">Bug Database</a> | ||||
| <li><a href="webmaster.html" target="MainFrame">Webmaster</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="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> | ||||
| <LI><A HREF="envvars.html" target="MainFrame">Environment Variables</A> | ||||
| <LI><A HREF="osmesa.html" target="MainFrame">Off-Screen Rendering</A> | ||||
| <LI><A HREF="pbuffers.html" target="MainFrame">Pbuffer Rendering</A> | ||||
| <LI><A HREF="debugging.html" target="MainFrame">Debugging Tips</A> | ||||
| <LI><A HREF="perf.html" target="MainFrame">Performance Tips</A> | ||||
| <LI><A HREF="extensions.html" target="MainFrame">Mesa Extensions</A> | ||||
| <LI><A HREF="mangling.html" target="MainFrame">Function Name Mangling</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> | ||||
| <li><a href="http://sourceforge.net/projects/mesa3d" target="_parent">SourceForge homepage</a> | ||||
| <li><a href="cvs_branches.html" target="MainFrame">CVS Branch Info</a> | ||||
| <li><a href="cvs_anonymous.html" target="MainFrame">Anonymous CVS Access</a> | ||||
| <li><a href="utilities.html" target="MainFrame">Utilities</a> | ||||
| <li><a href="helpwanted.html" target="MainFrame">Help Wanted</a> | ||||
| <li><a href="devinfo.html" target="MainFrame">Development Notes</a> | ||||
| <li><a href="sourcedocs.html" target="MainFrame">Source Documentation</a> | ||||
| <li><a href="subset.html" target="MainFrame">Subset Information</a> | ||||
| <li><a href="fbdev-dri.html" target="MainFrame">fbdev/DRI Environment</a> | ||||
| <LI><A HREF="custom.html" target="MainFrame">Custom Development</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> | ||||
| <li><a href="http://dri.sourceforge.net" target="_parent">DRI website</a> | ||||
| <li><a href="games.html" target="MainFrame">Games and Entertainment</a> | ||||
| <li><a href="libraries.html" target="MainFrame">Libraries and Toolkits</a> | ||||
| <li><a href="modelers.html" target="MainFrame">Modeling and Rendering</a> | ||||
| <li><a href="science.html" target="MainFrame">Science and Technical</a> | ||||
| <li><a href="utility.html" target="MainFrame">Utilities</a> | ||||
| <li><a href="demos.html" target="MainFrame">Demos / other</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> | ||||
| <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> | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
| </html> | ||||
							
								
								
									
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							| @@ -0,0 +1,25 @@ | ||||
| <HTML> | ||||
|  | ||||
| <TITLE>Custom Development</TITLE> | ||||
|  | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <H1>Custom Development</H1> | ||||
|  | ||||
| <p> | ||||
| Mesa is primarily developed and maintained on a volunteer basis. | ||||
| Some Mesa development work has been done in conjuction with contracted | ||||
| projects, such as the XFree86/DRI drivers. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| <pre>[Begin shameless plug]</pre> | ||||
| If you have a need for specific or custom Mesa development work, | ||||
| <a href="http://www.tungstengraphics.com/" target="_parent"> | ||||
| Tungsten Graphics, Inc.</a> may be able to help you. | ||||
| <pre>[End shameless plug]</pre> | ||||
| </p> | ||||
|  | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
							
								
								
									
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							| @@ -0,0 +1,37 @@ | ||||
| <HTML> | ||||
|  | ||||
| <TITLE>Anonymous CVS</TITLE> | ||||
|  | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <H1>Anonymous CVS</H1> | ||||
|  | ||||
| <p> | ||||
| Anonymous, public, read-only access to the code in CVS is | ||||
| available. Here are the basic instructions for Unix systems: | ||||
| </p> | ||||
|  | ||||
| <ol> | ||||
| 	<li>Install CVS client software on your computer. Version 1.9.28 is known to work. | ||||
| 	</li><li>Login as an anonymous user: <code>cvs -d:pserver:anonymous@cvs.mesa3d.sourceforge.net:/cvsroot/mesa3d | ||||
| 	login</code> | ||||
| 	</li><li>Just hit return at the <code>CVS password:</code> prompt. | ||||
| 	</li><li>Then checkout mesa: <code>cvs -z3 -d:pserver:anonymous@cvs.mesa3d.sourceforge.net:/cvsroot/mesa3d | ||||
| 	co Mesa-newtree</code> | ||||
| </li></ol> | ||||
|  | ||||
| <p>To update your Mesa CVS source to the latest CVS source: | ||||
|  | ||||
| </p><ol> | ||||
| 	<li><code>cd Mesa</code> | ||||
| 	</li><li><code>cvs -z3 -d:pserver:anonymous@cvs.mesa3d.sourceforge.net:/cvsroot/mesa3d | ||||
| 	update</code> | ||||
| </li></ol> | ||||
|  | ||||
| <p>You can browse the Mesa source code in CVS | ||||
| <a href="http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/mesa3d/">here. | ||||
| </a> | ||||
| </p> | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
							
								
								
									
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										59
									
								
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							| @@ -0,0 +1,59 @@ | ||||
| <HTML> | ||||
|  | ||||
| <TITLE>CVS Branches</TITLE> | ||||
|  | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <H1>CVS Branch Information</H1> | ||||
|  | ||||
| <p> | ||||
| The Mesa3d sources are split up into two branches. A branch that is to | ||||
| remain as stable as possible, and an unstable branch where development | ||||
| work for new versions will be done. The current stable branch is | ||||
| tagged <code>mesa_3_4_branch</code> while the unstable branch is just | ||||
| the default. The goal is to adopt and even/odd stable/unstable | ||||
| versioning scheme similar to the Linux kernel. Hence releases of Mesa | ||||
| 3.2.X should be more stable than Mesa 3.3.X.<p></p> <p>All versions of | ||||
| Mesa after 3.0 will also be tagged with a branch id. Mesa 3.1 has the | ||||
| tag <code>mesa_3_1</code>, Mesa 3.2 will be <code>mesa_3_2</code>, | ||||
| Mesa 3.3 <code>mesa_3_3</code>, etc..</p> | ||||
|  | ||||
| <p> | ||||
| To checkout a specific branch of mesa just pass <code>-r</code> and | ||||
| the branch tag after your cvs command. For example <code>cvs checkout | ||||
| -r mesa_3_4_branch Mesa</code> will checkout the 3.4 branch and | ||||
| <code>cvs update -r mesa_3_4_branch</code> will convert your current | ||||
| branch to the 3.4 dev branch. | ||||
| Consult <a href="http://www.durak.org/cvswebsites/doc/cvs_5.php3#SEC54" | ||||
| target="_parent">http://www.durak.org/cvswebsites/doc/cvs_5.php3#SEC54</a> | ||||
| for more on branching in cvs. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| To see a list of all the CVS branchs run <code>cvs log README</code> (or any | ||||
| other file) and look for the section labeled <code>symbolic names</code>. | ||||
| You'll see something like this: | ||||
| </p> | ||||
|  | ||||
| <pre>  symbolic names: | ||||
|         mesa_4_0: 1.3 | ||||
|         mesa_4_0_branch: 1.3.0.6 | ||||
|         mesa_3_5: 1.3 | ||||
|         mesa_3_4_2: 1.3 | ||||
|         mesa_3_4_1: 1.3 | ||||
|         mesa_3_4: 1.3 | ||||
|         mesa_3_4_branch: 1.3.0.4 | ||||
|         mesa_3_3: 1.3 | ||||
|         mesa_3_2_1: 1.1.1.1 | ||||
|         mesa_3_3_texture_env_combine2: 1.3.0.2 | ||||
|         mesa_3_2: 1.1.1.1 | ||||
|         mesa_3_2_beta_1: 1.1.1.1 | ||||
|         mesa_3_1: 1.1.1.1 | ||||
|         mesa_3_2_dev: 1.1.1.1.0.2 | ||||
|         mesa_3_1_beta_3: 1.1.1.1 | ||||
|         start: 1.1.1.1 | ||||
|         mesa: 1.1.1 | ||||
| </pre> | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
| @@ -1,20 +1,10 @@ | ||||
| <!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> | ||||
| <HTML> | ||||
|  | ||||
| <div class="header"> | ||||
|   <h1>The Mesa 3D Graphics Library</h1> | ||||
| </div> | ||||
| <TITLE>Debugging Tips</TITLE> | ||||
|  | ||||
| <iframe src="contents.html"></iframe> | ||||
| <div class="content"> | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <h1>Debugging Tips</h1> | ||||
| <H1>Debugging Tips</H1> | ||||
|  | ||||
| <p> | ||||
|    Normally Mesa (and OpenGL) records but does not notify the user of | ||||
| @@ -42,6 +32,5 @@ | ||||
|    src/dlist.c for details. | ||||
| </p> | ||||
|  | ||||
| </div> | ||||
| </body> | ||||
| </html> | ||||
| </BODY> | ||||
| </HTML> | ||||
|   | ||||
							
								
								
									
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							| @@ -0,0 +1,16 @@ | ||||
| <HTML> | ||||
|  | ||||
| <TITLE>Demos</TITLE> | ||||
|  | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <H1>Demos</H1> | ||||
|  | ||||
|  | ||||
| <ul> | ||||
| <li><a href="http://www.geocities.com/shobhand/homepage.html">Shobhan Dutta's Geartrain and Walkthrough Demos</a> | ||||
| </li></ul> | ||||
|  | ||||
|  | ||||
| </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> | ||||
| @@ -1,71 +1,42 @@ | ||||
| <!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> | ||||
| <HTML> | ||||
|  | ||||
| <div class="header"> | ||||
|   <h1>The Mesa 3D Graphics Library</h1> | ||||
| </div> | ||||
| <TITLE>Development Notes</TITLE> | ||||
|  | ||||
| <iframe src="contents.html"></iframe> | ||||
| <div class="content"> | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <h1>Development Notes</h1> | ||||
| <H1>Development Notes</H1> | ||||
|  | ||||
|  | ||||
| <h2>Adding Extensions</h2> | ||||
| <H2>Adding Extentions</H2> | ||||
|  | ||||
| <p> | ||||
| To add a new GL extension to Mesa you have to do at least the following. | ||||
| To add a new GL extension to Mesa you have to do the following. | ||||
| <pre> | ||||
|    If glext.h doesn't define the extension, edit include/GL/gl.h and add: | ||||
| 	- new enum tokens | ||||
| 	- new API function entry points | ||||
| 	- #define GL_EXT_the_extension_name 1 | ||||
|  | ||||
| <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> | ||||
| <li> | ||||
|    The dispatch tests check_table.cpp and dispatch_sanity.cpp | ||||
|    should be updated with details about the new extensions functions. These | ||||
|    tests are run using 'make check' | ||||
| </li> | ||||
| </ul> | ||||
|    If adding a new API function (call it glNewFunctionEXT): | ||||
| 	- insert glNewFunctionEXT()into src/apiext.h | ||||
| 	- edit src/types.h and add NewFunction to the gl_api_table struct | ||||
| 	- implement gl_NewFunction() in the appropriate src file | ||||
| 	- hook gl_NewFunction() into pointers.c | ||||
| 	- add display list support in dlist.c for save_NewFunction() | ||||
| 	- add glNewFunctionEXT to gl_GetProcAddress() in extensions.c or | ||||
| 	  in the device driver's GetProcAddress() function if appropriate | ||||
| </pre> | ||||
| <p> | ||||
| If adding new GL state be sure to update get.c and enable.c | ||||
| </p> | ||||
| <p> | ||||
| In general, look for an extension similar to the new one that's already | ||||
| implemented in Mesa and follow it by example. | ||||
| </p> | ||||
|  | ||||
|  | ||||
|  | ||||
| <h2>Coding Style</h2> | ||||
| <H2>Coding Style</H2> | ||||
|  | ||||
| <p> | ||||
| Mesa's code style has changed over the years.  Here's the latest. | ||||
| @@ -84,13 +55,6 @@ well documented.  Also, strive to write clean, easily understandable code. | ||||
| 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> | ||||
| @@ -101,29 +65,13 @@ Brace example: | ||||
| 	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 | ||||
| 	indent -br -i3 -npcs infile.c -o outfile.c | ||||
| </pre> | ||||
|  | ||||
|  | ||||
| @@ -136,413 +84,147 @@ Constants and macros are ALL_UPPERCASE, with _ between words | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Global variables are not allowed. | ||||
| Global vars not allowed. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Function name examples: | ||||
| </p> | ||||
| <pre> | ||||
| 	glFooBar()       - a public GL entry point (in glapi_dispatch.c) | ||||
| 	glFooBar()       - a public GL entry point (in 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> | ||||
| <H2>Writing a Device Driver</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. | ||||
| XXX to do | ||||
| </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>CC: <mesa-stable@lists.freedesktop.org></li> | ||||
|   <li>CC: "9.2 10.0" <mesa-stable@lists.freedesktop.org></li> | ||||
|   <li>CC: "10.0" <mesa-stable@lists.freedesktop.org></li> | ||||
| </ul> | ||||
|  | ||||
| Simply adding the CC to the mesa-stable list address is adequate to nominate | ||||
| the commit for the most-recently-created stable branch. It is only necessary | ||||
| to specify a specific branch name, (such as "9.2 10.0" or "10.0" in the | ||||
| examples above), if you want to nominate the commit for an older stable | ||||
| branch. And, as in these examples, you can nominate the commit for the older | ||||
| branch in addition to the more recent branch, or nominate the commit | ||||
| exclusively for the older branch. | ||||
|  | ||||
| This "CC" syntax for patch nomination will cause patches to automatically be | ||||
| copied to the mesa-stable@ mailing list when you use "git send-email" to send | ||||
| patches to the mesa-dev@ mailing list. Also, if you realize that a commit | ||||
| should be nominated for the stable branch after it has already been committed, | ||||
| you can send a note directly to the mesa-stable@lists.freedesktop.org where | ||||
| the Mesa stable-branch maintainers will receive it. Be sure to mention the | ||||
| commit ID of the commit of interest (as it appears in the mesa master branch). | ||||
|  | ||||
| The latest set of patches that have been nominated, accepted, or rejected for | ||||
| the upcoming stable release can always be seen on the | ||||
| <a href="http://cworth.org/~cworth/mesa-stable-queue/">Mesa Stable Queue</a> | ||||
| page. | ||||
|  | ||||
| <h2>Criteria for accepting patches to the stable branch</h2> | ||||
|  | ||||
| Mesa has a designated release manager for each stable branch, and the release | ||||
| manager is the only developer that should be pushing changes to these | ||||
| branches. Everyone else should simply nominate patches using the mechanism | ||||
| described above. | ||||
|  | ||||
| The stable-release manager will work with the list of nominated patches, and | ||||
| for each patch that meets the crtieria below will cherry-pick the patch with: | ||||
| <code>git cherry-pick -x <commit></code>. The <code>-x</code> option is | ||||
| important so that the picked patch references the comit ID of the original | ||||
| patch. | ||||
|  | ||||
| The stable-release manager may at times need to force-push changes to the | ||||
| stable branches, for example, to drop a previously-picked patch that was later | ||||
| identified as causing a regression). These force-pushes may cause changes to | ||||
| be lost from the stable branch if developers push things directly. Consider | ||||
| yourself warned. | ||||
|  | ||||
| The stable-release manager is also given broad discretion in rejecting patches | ||||
| that have been nominated for the stable branch. The most basic rule is that | ||||
| the stable branch is for bug fixes only, (no new features, no | ||||
| regressions). Here is a non-exhaustive list of some reasons that a patch may | ||||
| be rejected: | ||||
|  | ||||
| <ul> | ||||
|   <li>Patch introduces a regression. Any reported build breakage or other | ||||
|   regression caused by a particular patch, (game no longer work, piglit test | ||||
|   changes from PASS to FAIL), is justification for rejecting a patch.</li> | ||||
|  | ||||
|   <li>Patch is too large, (say, larger than 100 lines)</li> | ||||
|  | ||||
|   <li>Patch is not a fix. For example, a commit that moves code around with no | ||||
|   functional change should be rejected.</li> | ||||
|  | ||||
|   <li>Patch fix is not clearly described. For example, a commit message | ||||
|   of only a single line, no description of the bug, no mention of bugzilla, | ||||
|   etc.</li> | ||||
|  | ||||
|   <li>Patch has not obviously been reviewed, For example, the commit message | ||||
|   has no Reviewed-by, Signed-off-by, nor Tested-by tags from anyone but the | ||||
|   author.</li> | ||||
|  | ||||
|   <li>Patch has not already been merged to the master branch. As a rule, bug | ||||
|   fixes should never be applied first to a stable branch. Patches should land | ||||
|   first on the master branch and then be cherry-picked to a stable | ||||
|   branch. (This is to avoid future releases causing regressions if the patch | ||||
|   is not also applied to master.) The only things that might look like | ||||
|   exceptions would be backports of patches from master that happen to look | ||||
|   significantly different.</li> | ||||
|  | ||||
|   <li>Patch depends on too many other patches. Ideally, all stable-branch | ||||
|   patches should be self-contained. It sometimes occurs that a single, logical | ||||
|   bug-fix occurs as two separate patches on master, (such as an original | ||||
|   patch, then a subsequent fix-up to that patch). In such a case, these two | ||||
|   patches should be squashed into a single, self-contained patch for the | ||||
|   stable branch. (Of course, if the squashing makes the patch too large, then | ||||
|   that could be a reason to reject the patch.)</li> | ||||
|  | ||||
|   <li>Patch includes new feature development, not bug fixes. New OpenGL | ||||
|   features, extensions, etc. should be applied to Mesa master and included in | ||||
|   the next major release. Stable releases are intended only for bug fixes. | ||||
|  | ||||
|   Note: As an exception to this rule, the stable-release manager may accept | ||||
|   hardware-enabling "features". For example, backports of new code to support | ||||
|   a newly-developed hardware product can be accepted if they can be reasonably | ||||
|   determined to not have effects on other hardware.</li> | ||||
|  | ||||
|   <li>Patch is a performance optimization. As a rule, performance patches are | ||||
|   not candidates for the stable branch. The only exception might be a case | ||||
|   where an application's performance was recently severely impacted so as to | ||||
|   become unusable. The fix for this performance regression could then be | ||||
|   considered for a stable branch. The optimization must also be | ||||
|   non-controversial and the patches still need to meet the other criteria of | ||||
|   being simple and self-contained</li> | ||||
|  | ||||
|   <li>Patch introduces a new failure mode (such as an assert). While the new | ||||
|   assert might technically be correct, for example to make Mesa more | ||||
|   conformant, this is not the kind of "bug fix" we want in a stable | ||||
|   release. The potential problem here is that an OpenGL program that was | ||||
|   previously working, (even if technically non-compliant with the | ||||
|   specification), could stop working after this patch. So that would be a | ||||
|   regression that is unaacceptable for the stable branch.</li> | ||||
| </ul> | ||||
|  | ||||
| <h2>Making a New Mesa Release</h2> | ||||
| <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. This document uses the convention X.Y.Z for the release | ||||
| being created, which should be created from a branch named X.Y. | ||||
| Prerequisites (later versions may work): | ||||
| </p> | ||||
| <ul> | ||||
| <li>	autoconf 2.50 | ||||
| <li>	automake 1.4-p2 | ||||
| <li>	libtool 1.4 | ||||
| </ul> | ||||
|  | ||||
| <h3>Perform basic testing</h3> | ||||
| <p> | ||||
| The release manager should, at the very least, test the code by compiling it, | ||||
| installing it, and running the latest piglit to ensure that no piglit tests | ||||
| have regressed since the previous release. | ||||
| Be sure to do a "cvs update -d ." in the Mesa directory to | ||||
| get all the latest files. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| The release manager should do this testing with at least one hardware driver, | ||||
| (say, whatever is contained in the local development machine), as well as on | ||||
| both Gallium and non-Gallium software drivers. The software testing can be | ||||
| performed by running piglit with the following environment-variable set: | ||||
| Update the version definitions in src/version.h | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Create/edit the docs/RELNOTES-X.Y file to document what's new in the release. | ||||
| Edit the docs/VERSIONS file too. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Edit Make-config and change the MESA_MAJOR and/or MESA_MINOR versions. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Edit the GNU configure stuff to change versions numbers as needed: | ||||
| Update the version string (second argument) in the line | ||||
| "AM_INIT_AUTOMAKE(Mesa, 3.3)" in the configure.in file. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Remove the leading `dnl' from the line "dnl AM_MAINTAINER_MODE". | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Verify the version numbers near the top of configure.in | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Run "fixam -f" to disable automatic dependency tracking. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Run the bootstrap script to generate the configure script. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Edit Makefile.X11 and verify DIRECTORY is set correctly.  The Mesa | ||||
| sources must be in that directory (or there must be a symbolic link). | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Edit Makefile.X11 and verify that LIB_NAME and DEMO_NAME are correct. | ||||
| If it's a beta release, be sure the bump up the beta release number. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| cp Makefile.X11 to Makefile so that the old-style Mesa makefiles | ||||
| still work.  ./configure will overwrite it if that's what the user runs. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Make a symbolic link from $(DIRECTORY) to Mesa.  For example, | ||||
| ln -s Mesa Mesa-3.3    This is needed in order to make a correct | ||||
| tar file in the next step. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Make the distribution files.  From inside the Mesa directory: | ||||
| <pre> | ||||
| LIBGL_ALWAYS_SOFTWARE=1 | ||||
| </pre> | ||||
|  | ||||
| And Gallium vs. non-Gallium software drivers can be obtained by using the | ||||
| following configure flags on separate builds: | ||||
|  | ||||
| <pre> | ||||
| --with-dri-drivers=swrast | ||||
| --with-gallium-drivers=swrast | ||||
| 	make -f Makefile.X11 lib_tar | ||||
| 	make -f Makefile.X11 demo_tar | ||||
| 	make -f Makefile.X11 lib_zip | ||||
| 	make -f Makefile.X11 demo_zip | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| Note: If both options are given in one build, both swrast_dri.so drivers will | ||||
| be compiled, but only one will be installed. The following command can be used | ||||
| to ensure the correct driver is being tested: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| LIBGL_ALWAYS_SOFTWARE=1 glxinfo | grep "renderer string" | ||||
| </pre> | ||||
|  | ||||
| If any regressions are found in this testing with piglit, stop here, and do | ||||
| not perform a release until regressions are fixed. | ||||
|  | ||||
| <h3>Update version in file VERSION</h3> | ||||
|  | ||||
| <p> | ||||
| Increment the version contained in the file VERSION at Mesa's top-level, then | ||||
| commit this change. | ||||
| </p> | ||||
|  | ||||
| <h3>Create release notes for the new release</h3> | ||||
|  | ||||
| <p> | ||||
| Create a new file docs/relnotes/X.Y.Z.html, (follow the style of the previous | ||||
| release notes). Note that the sha256sums section of the release notes should | ||||
| be empty at this point. | ||||
| Copy the distribution files to a temporary directory, unpack them, | ||||
| compile everything, and run some demos to be sure everything works. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Two scripts are available to help generate portions of the release notes: | ||||
|  | ||||
| <pre> | ||||
| 	./bin/bugzilla_mesa.sh | ||||
| 	./bin/shortlog_mesa.sh | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| The first script identifies commits that reference bugzilla bugs and obtains | ||||
| the descriptions of those bugs from bugzilla. The second script generates a | ||||
| log of all commits. In both cases, HTML-formatted lists are printed to stdout | ||||
| to be included in the release notes. | ||||
| Upload the *.tar.gz and *.zip files to ftp.mesa3d.org | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Commit these changes | ||||
| Update the web site. | ||||
| </p> | ||||
|  | ||||
| <h3>Make the release archives, signatures, and the release tag</h3> | ||||
| <p> | ||||
| From inside the Mesa directory: | ||||
| <pre> | ||||
| 	./autogen.sh | ||||
| 	make -j1 tarballs | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| After the tarballs are created, the sha256 checksums for the files will | ||||
| be computed and printed. These will be used in a step below. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| It's important at this point to also verify that the constructed tar file | ||||
| actually builds: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	tar xjf MesaLib-X.Y.Z.tar.bz2 | ||||
| 	cd Mesa-X.Y.Z | ||||
| 	./configure --enable-gallium-llvm | ||||
| 	make -j6 | ||||
| 	make install | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| Some touch testing should also be performed at this point, (run glxgears or | ||||
| more involved OpenGL programs against the installed Mesa). | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| Create detached GPG signatures for each of the archive files created above: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	gpg --sign --detach MesaLib-X.Y.Z.tar.gz | ||||
| 	gpg --sign --detach MesaLib-X.Y.Z.tar.bz2 | ||||
| 	gpg --sign --detach MesaLib-X.Y.Z.zip | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| Tag the commit used for the build: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	git tag -s mesa-X.Y.X -m "Mesa X.Y.Z release" | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| Note: It would be nice to investigate and fix the issue that causes the | ||||
| tarballs target to fail with multiple build process, such as with "-j4". It | ||||
| would also be nice to incorporate all of the above commands into a single | ||||
| makefile target. And instead of a custom "tarballs" target, we should | ||||
| incorporate things into the standard "make dist" and "make distcheck" targets. | ||||
| </p> | ||||
|  | ||||
| <h3>Add the sha256sums to the release notes</h3> | ||||
|  | ||||
| <p> | ||||
| Edit docs/relnotes/X.Y.Z.html to add the sha256sums printed as part of "make | ||||
| tarballs" in the previous step. Commit this change. | ||||
| </p> | ||||
|  | ||||
| <h3>Push all commits and the tag creates above</h3> | ||||
|  | ||||
| <p> | ||||
| This is the first step that cannot easily be undone. The release is going | ||||
| forward from this point: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	git push origin X.Y --tags | ||||
| </pre> | ||||
|  | ||||
| <h3>Install the release files and signatures on the distribution server</h3> | ||||
|  | ||||
| <p> | ||||
| The following commands can be used to copy the release archive files and | ||||
| signatures to the freedesktop.org server: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	scp MesaLib-X.Y.Z* people.freedesktop.org: | ||||
| 	ssh people.freedesktop.org | ||||
| 	cd /srv/ftp.freedesktop.org/pub/mesa | ||||
| 	mkdir X.Y.Z | ||||
| 	cd X.Y.Z | ||||
| 	mv ~/MesaLib-X.Y.Z* . | ||||
| </pre> | ||||
|  | ||||
| <h3>Back on mesa master, andd the new release notes into the tree</h3> | ||||
|  | ||||
| <p> | ||||
| Something like the following steps will do the trick: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	cp docs/relnotes/X.Y.Z.html /tmp | ||||
|         git checkout master | ||||
|         cp /tmp/X.Y.Z.html docs/relnotes | ||||
|         git add docs/relnotes/X.Y.Z.html | ||||
| </pre> | ||||
|  | ||||
| <p> | ||||
| Also, edit docs/relnotes.html to add a link to the new release notes, and edit | ||||
| docs/index.html to add a news entry. Then commit and push: | ||||
| </p> | ||||
|  | ||||
| <pre> | ||||
| 	git commit -a -m "docs: Import X.Y.Z release notes, add news item." | ||||
|         git push origin | ||||
| </pre> | ||||
|  | ||||
| <h3>Update the mesa3d.org website</h3> | ||||
|  | ||||
| <p> | ||||
| NOTE: The recent release managers have not been performing this step | ||||
| themselves, but leaving this to Brian Paul, (who has access to the | ||||
| sourceforge.net hosting for mesa3d.org). Brian is more than willing to grant | ||||
| the permission necessary to future release managers to do this step on their | ||||
| own. | ||||
| </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> | ||||
|  | ||||
|  | ||||
| <h3>Announce the release</h3> | ||||
| <p> | ||||
| Make an announcement on the mailing lists: | ||||
|  | ||||
| <em>mesa-dev@lists.freedesktop.org</em>, | ||||
| <em>m</em><em>e</em><em>s</em><em>a</em><em>3</em><em>d</em><em>-</em><em>d</em><em>e</em><em>v</em><em>@</em><em>l</em><em>i</em><em>s</em><em>t</em><em>s</em><em>.</em><em>s</em><em>f</em><em>.</em><em>n</em><em>e</em><em>t</em>, | ||||
| <em>m</em><em>e</em><em>s</em><em>a</em><em>3</em><em>d</em><em>-</em><em>u</em><em>s</em><em>e</em><em>r</em><em>s</em><em>@</em><em>l</em><em>i</em><em>s</em><em>t</em><em>s</em><em>.</em><em>s</em><em>f</em><em>.</em><em>n</em><em>e</em><em>t</em> | ||||
| and | ||||
| <em>mesa-announce@lists.freedesktop.org</em> | ||||
|  | ||||
| Follow the template of previously-sent release announcements. The following | ||||
| command can be used to generate the log of changes to be included in the | ||||
| release announcement: | ||||
|  | ||||
| <pre> | ||||
| 	git shortlog mesa-X.Y.Z-1..mesa-X.Y.Z | ||||
| </pre> | ||||
| <em>m</em><em>e</em><em>s</em><em>a</em><em>3</em><em>d</em><em>-</em><em>a</em><em>n</em><em>n</em><em>o</em><em>u</em><em>n</em><em>c</em><em>e</em><em>@</em><em>l</em><em>i</em><em>s</em><em>t</em><em>s</em><em>.</em><em>s</em><em>f</em><em>.</em><em>n</em><em>e</em><em>t</em> | ||||
| </p> | ||||
|  | ||||
| </div> | ||||
|  | ||||
| <H2>Autoconf info</H2> | ||||
|  | ||||
| <p> | ||||
| In order to run the bootstrap script you'll need: | ||||
| <p> | ||||
| <pre> | ||||
| autoconf 2.50 | ||||
| automake 1.4-p5 | ||||
| libtool 1.4 | ||||
| </pre> | ||||
|  | ||||
|  | ||||
| </body> | ||||
| </html> | ||||
|   | ||||
| @@ -1,278 +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 every 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 | ||||
| different 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 #3 is used.</li> | ||||
| <li>If <tt>HAVE_PTHREAD</tt> is defined, method #2 is used.</li> | ||||
| <li>If none of the preceding 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 assembly 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 assembly 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 +1,104 @@ | ||||
| <!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> | ||||
| <HTML> | ||||
|  | ||||
| <div class="header"> | ||||
|   <h1>The Mesa 3D Graphics Library</h1> | ||||
| </div> | ||||
| <TITLE>Getting Mesa</TITLE> | ||||
|  | ||||
| <iframe src="contents.html"></iframe> | ||||
| <div class="content"> | ||||
| <BODY text="#000000" bgcolor="#55bbff" link="#111188"> | ||||
|  | ||||
| <h1>Downloading</h1> | ||||
| <H1>Downloading / Unpacking</H1> | ||||
|  | ||||
| <p> | ||||
| Primary Mesa download site: | ||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/">freedesktop.org</a> (FTP) | ||||
| Mesa can be downloaded from the | ||||
| <a href="http://www.sourceforge.net/projects/mesa3d" target="_parent"> | ||||
| SourceForge download area</A>. | ||||
| </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 | ||||
| Since version 2.3, Mesa is distributed in two pieces:  main library code | ||||
| and demos.  If you're upgrading from a previous version of Mesa or you're not | ||||
| interested in the demos you can just download the core Mesa archive file. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| To unpack .tar.gz files: | ||||
| Mesa is available in at least three archive formats: | ||||
| </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 | ||||
| 1. GNU zip/tar | ||||
|  | ||||
| 	Download MesaLib-X.Y.tar.gz and optionally MesaDemos-X.Y.tar.gz | ||||
| 	Unpack with: | ||||
| 		gzcat MesaLib-X.Y.tar.gz | tar xf - | ||||
| 		gzcat MesaDemos-X.Y.tar.gz | tar xf - | ||||
| 	or | ||||
| 		gunzip MesaLib-X.Y.tar.gz ; tar xf MesaLib-X.Y.tar | ||||
| 		gunzip MesaDemos-X.Y.tar.gz ; tar xf MesaLib-X.Y.tar | ||||
| 	or | ||||
| 		tar zxf MesaLib-X.Y.tar.gz | ||||
| 		tar zxf MesaDemos-X.Y.tar.gz | ||||
|  | ||||
| 	If you don't have gzcat try zcat instead. | ||||
|  | ||||
| 2. Unix compressed/tar | ||||
|  | ||||
| 	Download MesaLib-X.Y.tar.Z and optionally MesaDemos-X.Y.tar.Z | ||||
| 	Unpack with: | ||||
| 		zcat MesaLib-X.Y.tar.Z | tar xf - | ||||
| 		zcat MesaDemos-X.Y.tar.Z | tar xf - | ||||
|  | ||||
| 3. ZIP format | ||||
|  | ||||
| 	Download MesaLib-X.Y.zip and optionally MesaDemos-X.Y.zip | ||||
| 	Unpack with: | ||||
| 		unzip MesaLib-X.Y.zip | ||||
| 		unzip MesaDemos-X.Y.zip | ||||
| </pre> | ||||
|  | ||||
|  | ||||
| <h1>Contents</h1> | ||||
|  | ||||
| <p> | ||||
| After unpacking you'll have these files and directories (among others): | ||||
| After unpacking you'll have these directories (and more): | ||||
| </p> | ||||
| <pre> | ||||
| Makefile	- top-level Makefile for most systems | ||||
| configs/	- makefile parameter files for various systems | ||||
| Makefile.X11	- top-level Makefile for X11-based systems | ||||
| Make-config	- system configurations used by the Makefile.X11 | ||||
| include/	- GL header (include) files | ||||
| bin/		- shell scripts for making shared libraries, etc | ||||
| lib/		- final client libraries, created during compilation | ||||
| 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 | ||||
| src/glu		- libGLU source code | ||||
| src/glw		- Xt/Motif/OpenGL widget code | ||||
|  | ||||
|  | ||||
| and if you downloaded and unpacked the MesaDemos.X.Y archive: | ||||
|  | ||||
| src/glut	- GLUT source code | ||||
| progs/		- OpenGL programs | ||||
| progs/demos	- original Mesa demos | ||||
| progs/xdemos	- GLX OpenGL/Mesa demos | ||||
| progs/redbook	- examples from the OpenGL Programming Guide | ||||
| progs/samples	- examples from SGI | ||||
| progs/images/	- image files | ||||
|  | ||||
| </pre> | ||||
|  | ||||
|  | ||||
| <p> | ||||
| Proceed to the <a href="install.html">compilation and installation | ||||
| Proceed to <a href="install.html">compilation and installation | ||||
| instructions</a>. | ||||
| </p> | ||||
|  | ||||
|  | ||||
| <h1>Demos, GLUT, and GLU</h1> | ||||
| <H1>GLUT</H1> | ||||
|  | ||||
| <p> | ||||
| A package of SGI's GLU library is available | ||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/glu/">here</a> | ||||
| Mesa 2.5 and later includes Mark Kilgard's GLUT library (GL Utility Toolkit). | ||||
| GLUT is built automatically on systems which support it. | ||||
| </p> | ||||
|  | ||||
| <p> | ||||
| A package of Mark Kilgard's GLUT library is available | ||||
| <a href="ftp://ftp.freedesktop.org/pub/mesa/glut/">here</a> | ||||
| The GLUT tests, demos, examples, etc are not included, just the main library. | ||||
| To obtain the latest complete release of GLUT please visit the | ||||
| <a href="http://www.opengl.org/developers/documentation/glut/index.html" | ||||
| target ="_parent">GLUT homepage</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> | ||||
| </BODY> | ||||
| </HTML> | ||||
|   | ||||
							
								
								
									
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							| @@ -1,289 +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 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>--with-egl-platforms</code></dt> | ||||
| <dd> | ||||
|  | ||||
| <p>List the platforms (window systems) to support.  Its argument is a comma | ||||
| separated 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>wayland</code>, <code>null</code>, <code>android</code>, | ||||
| <code>haiku</code>, and <code>gdi</code>.  The <code>android</code> platform | ||||
| can only be built as a system component, part of AOSP, while the | ||||
| <code>haiku</code> and <code>gdi</code> platforms 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> | ||||
|  | ||||
| </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> | ||||
| </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> | ||||
|  | ||||
| <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.</p> | ||||
|  | ||||
| <h2>Developers</h2> | ||||
|  | ||||
| <p>The sources of the main library and drivers can be found at | ||||
| <code>src/egl/</code>.</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 | ||||
| through <code>eglReleaseThread</code>, all current display resources should be | ||||
| released.  Another way to destroy 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> | ||||
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