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diff --git a/mesalib/docs/VERSIONS b/mesalib/docs/VERSIONS new file mode 100644 index 000000000..f72679fbe --- /dev/null +++ b/mesalib/docs/VERSIONS @@ -0,0 +1,1514 @@ +
+
+Mesa Version History
+====================
+
+1.0 beta February 1995
+ Initial release
+
+1.1 beta March 4, 1995
+ Changes:
+ faster point and line drawing (2x faster)
+ more systems supported, better Makefiles
+ Renamed lib*.a files to avoid collisions
+ many small bug fixes
+ New:
+ pseudo-GLX functions added
+ new implementation of evaluators (eval2.c)
+ GLUT support
+
+1.1.1 beta March 7, 1995
+ Changes:
+ Reverted from eval2.c to eval.c due to FPE on Linux
+ more speed improvements
+ more Makefile changes
+
+1.1.2 beta March 14, 1995
+ New:
+ implementation of SGI's blending extensions
+ glXUseXFont implemented
+ added MESA_DEBUG environment variable support
+ Changes:
+ Using eval2.c again
+ more FPE-prevention checks (0-length normals are OK)
+ a few small bug fixes
+ much faster pixel logic ops!
+ faster transformation arithmetic
+
+1.1.3 beta March 31, 1995
+ New:
+ gluScaleImage() and gluBuild2DMipMaps() implemented
+ Mesa widgets for Xt/Motif
+ blendEXT demos
+ added environment variables for selecting visuals
+ Changes:
+ almost all GLUT demos work correctly now
+ faster X device driver functions
+ more bug fixes
+
+1.1.4 beta April 20, 1995
+ Bug fixes:
+ - missing #define SEEK_SET in src-tk/image.c
+ - compile glShadeModel into display lists
+ - fixed pow() domain error in src/light.c
+ - fixed "flickering bitmaps" in double buffer mode
+ - fixed tk.h and aux.h for C++
+ - state of LIGHT_MODEL_LOCAL_VIEWER was inverted
+ New features:
+ - MUCH, MUCH nicer dithering in 8-bit RGB mode
+ - updated widgets and widget demos
+ - Implemented GLXPixmap functions
+ - Added GLU 1.1 and GLX 1.1 functions
+ - Changed the X/Mesa interface API, more versatile
+ - Implemented gluPartialDisk()
+
+1.2 May 22, 1995
+ Bug fixes:
+ - IRIX 4.x makefile problem
+ - modified tk to share root colormap as needed
+ - gluLookAt normalization problem
+ - suppress Expose, NoExpose events in swapbuffers
+ - glBitmap() and glDrawPixels() clipping
+ New features:
+ - GL_BLEND, GL_MODULATE, GL_DECAL, and GL_REPLACE_EXT texture
+ modes implemented
+ - texture maps stored more efficiently
+ - texture maps can be compiled into display lists
+ - Bogdan Sikorski's GLU polygon tesselation code
+ - Linas Vepstas's sweep and extrusion library
+ - glXCreateContext()'s shareList parameter works as it's supposed to.
+ XMesaCreateContext() updated to accept a shareList parameter too.
+ - Mesa can be compiled with real OpenGL .h files
+ - MESA_BACK_BUFFER environment variable
+ - better GLX error checking
+
+1.2.1 June 22, 1995
+ Bug fixes:
+ - X/Mesa double buffer window resize crash
+ - widgets now pass PointerMotion events
+ - X/Mesa incorrect default clear color and drawing color
+ - more robust X MIT-SHM support in X/Mesa
+ - glTexImage( format=GL_LUMINANCE ) didn't work
+ - GL_LINE mode polygons with line width > 1.0 could cause a crash
+ - numerous feedback bugs
+ - glReadPixels() from depth buffer was wrong
+ - error prone depth and stencil buffer allocation
+ New features:
+ - Preliminary Microsoft Windows driver
+ - Implemented a number of missing functions: glEvalCoord[12][df]v(),
+ glGet...(), etc.
+ - Added a few missing symbols to gl.h and glu.h
+ - Faster rendering of smooth-shaded, RGBA, depth-buffered polygons.
+ - Faster rendering of lines when width=2.0
+ - 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 accomodate MS-DOS
+ - use GLubytes to store arrays of colors instead of GLints
+
+1.2.2 August 2, 1995
+ New features:
+ - texture mapped points and lines
+ - NURBS! (but not 100% complete)
+ - viewports may safely extend beyond window boundaries
+ - MESA_PRIVATE_CMAP environment variable
+ - Grayscale X display support
+ - two new demos: demos/gears.c and demos/shadow.c
+ - MachTen for Macintosh configuration
+ Bug fixes:
+ - glGet*(GL_DEPTH_BITS) returned bytes, not bits
+ - point, line, and bitmap rasterization suffered from roundoff errors
+ - fixed a division by zero error in line clippping
+ - occasional wrong default background color really fixed!
+ - glDepthFunc(GL_ALWAYS) with glDepthMask(GL_FALSE) didn't work
+ - gluBuild2DMipmaps malloc problem fixed
+ - view volume clipping of smooth shaded lines resulted in bad colors
+ Changes:
+ - new visual selection method in glXChooseVisual()
+ - improved GLU quadric functions
+ - call XSync for glFinish and XFlush for glFlush
+ - glVertex() calls now use a function pointer to avoid conditionals
+ - removed contrib directory from Mesa tar file (available on ftp site)
+ - AIX shared library support
+ - Removed GLUenum type as it's not in OpenGL
+
+1.2.3 September 26, 1995
+ New features:
+ - Mesa header files now equivalent to SGI OpenGL headers
+ - Support for HP's Color Recovery dithering displays
+ - Faster vertex transformation
+ - Faster raster operations into X windows under certain conditions
+ - New configurations: HP w/ shared libs, Ultrix w/ GCC, Data General
+ - 4-bit visuals now supported
+ Bug fixes:
+ - glScissor bug fixed
+ - round-off errors in clipping lines against clip planes fixed
+ - byte swapping between hosts and display servers implemented
+ - glGetError() can be called without a current rendering context
+ - problem with accidentally culled polygons is fixed
+ - fixed some widget compilation problems
+
+1.2.4 November 17, 1995
+ New features:
+ - More speed improvements (lighting, fogging, polygon drawing)
+ - Window system and OS-independent off-screen rendering
+ - Preliminary Fortran bindings
+ - glPolygonOffsetEXT implemented
+ - glColorMask and glIndexMask now fully implemented
+ - glPixelZoom implemented
+ - display lists fully implemented
+ - gamma correction
+ - dithering in 8-bit TrueColor/DirectColor visuals
+ Changes:
+ - Improved device driver interface
+ - tk.h renamed to gltk.h to avoid conflicts with Tcl's Tk
+ - Dithering support moved from core into device driver
+ Bug fixes:
+ - glEnable/Disable( GL_LIGHTING ) didn't always take effect
+ - glReadPixels byte swapping was broken
+ - glMaterial with pname==GL_AMBIENT_AND_DIFFUSE was broken
+ - duplicate glColor4b() prototype in GL/gl.h removed
+ - stripes in wave -ci demo fixed
+ - GL_LINEAR_MIPMAP_NEAREST had wrong value
+ - bugs in HP Color Recovery support fixed
+ - fixed bug when blending lines, points, bitmaps outside of window
+
+1.2.5 November 30, 1995
+ New Features:
+ - updated MS Windows driver
+ - new implementation of StaticGray/GrayScale visual support
+ Bug fixes:
+ - pixelzooming with gamma correction or blending didn't work
+ - HP color recovery visual wasn't being picked by glXChooseVisual
+ - glClear didn't always observe glColorMask changes
+ - olympic and offset demos didn't compile on some Suns
+ - texcoord clamping wasn't correct
+ - a polygon optimization introduced an occasional sampling problem
+
+1.2.6 January 26, 1996
+ New Features:
+ - faster line and polygon rendering under certain conditions. See
+ Performance Tips 9 and 10 in README
+ - profiling
+ - lighting is a bit faster
+ - better perspective corrected texture mapping
+ - Amiga AmiWin (X11) support
+ - preliminary Linux SVGA driver
+ Changes:
+ - now using a 16-bit depth buffer, faster, smaller
+ - GL_NORMALIZE is disabled by default
+ Bug fixes:
+ - projective texture mapping
+ - fixed a memory leak in the context destroy function
+ - GL_POLYGON with less than 3 vertices caused a crash
+ - glGet*() returned wrong result for GL_INDEX_MODE
+ - reading pixels from an unmapped X window caused a BadMatch error
+
+1.2.7 March 5, 1996
+ New:
+ - faster lighting
+ - faster 16-bit TrueColor rendering on Linux
+ - faster 32-bit TrueColor rendering on Linux, HP, IBM
+ - non-depth-buffered XImage polygons are faster
+ - vertex array extension
+ - software alpha planes
+ - updated Macintosh driver
+ - new NeXT driver
+ - GLU quadric functions generate texture coordinates
+ - reflect.c demo - reflective, textured surface demo
+ Changes:
+ - gamma correction code moved into the X driver for better performance
+ Bug fixes:
+ - multiple glClipPlane()'s didn't work reliably
+ - glPolygonMode() didn't always work
+ - glCullFace( GL_FRONT_AND_BACK ) didn't work
+ - texture mapping with gamma correction was buggy
+ - floating point exceptions in texture coordinate interpolation
+ - XImage byte swapping didn't always work
+ - polygon edge flags weren't always used correctly
+
+1.2.8 May 22, 1996
+ New:
+ - overlay planes on X servers with the SERVER_OVERLAY_VISUALS property
+ - better monochrome output
+ - more IRIX 6.x configurations
+ - more robust RGB mode color allocation
+ - added MESA_XSYNC environment variable
+ - GLX_MESA_pixmap_colormap and GLX_EXT_visual_info extensions
+ - GL_MESA_window_pos extension
+ - faster glReadPixels/glDrawPixels for GL_DEPTH and GL_UNSIGNED_SHORT
+ and GL_UNSIGNED_INT
+ - driver for prototype Cirrus Mondello 3-D board
+ - updated AmigaDOS driver
+ - a few small speed optimizations in polygon rendering
+ Changes:
+ - internal device driver interface modified to simplify device
+ driver implementations and to support hardware Z buffers
+ - several changes to the X/Mesa interface (xmesa.h)
+ Bug fixes:
+ - fixed pow(0,0) domain error triggered on some systems
+ - glStencilClear() in a display list caused an infinite loop
+ - glRasterPos*() was sometimes off by +/-0.5 in X and Y
+ - color masking and blending were performed in wrong order
+ - auxSolidCylinder() sometimes drew a wire-frame cylinder
+ - fixed file writing bug in osdemo.c
+ - pixel mapping didn't always work
+ - the GL_GEQUAL stencil func didn't work
+ - the GL_INVERT stencil op didn't work
+ - the stencil write mask didn't work
+ - glPush/PopAttrib() didn't do enough error checking
+ - glIsList() didn't always work correctly
+
+2.0 October 10, 1996
+ New:
+ - Implements OpenGL 1.1 API functions
+ - all texture filtering modes supported (mipmapping)
+ - faster texture mapping, see Performance Tip 11 in README
+ - antialiased RGB points
+ - X support for line and polygon stippling
+ - glDrawBuffer( GL_FRONT_AND_BACK ) works
+ - util/ directory of useful stuff
+ - demos/texobj demo of texture objects
+ Changes:
+ - major internal changes for thread-safeness
+ - new device driver interface
+ - MESA_ALPHA env variable removed
+ - triangle rasterizer replaces polygon rasterizer
+ Bug fixes:
+ - glPopAttrib() bug
+ - glDrawBuffer(GL_NONE) works now
+
+2.1 December 14, 1996
+ New:
+ - VMS support
+ - MS-DOS driver
+ - OpenStep support
+ - updated, combined Windows 95/NT driver
+ - implemented glGetLighti() and glGetTexGen*()
+ - GLX does garbage collection of ancillary buffers
+ Bug fixes:
+ - removed unused _EXT constants from gl.h
+ - fixed polygon offset bugs
+ - Z coordinates of clipped lines were incorrect
+ - glEdgeFlag() in display lists didn't always work
+ - glLight*() in display lists didn't work
+ - fixed X line stipple bugs (Michael Pichler)
+ - glXUseXfonts XFreeFont/XFreeFontInfo bug fixed
+ - fixed a feedback bug
+ - glTexGen*() now transforms GL_EYE_PLANE by inverse modelview matrix
+ - polygons were sometimes culled instead of clipped
+ - triangle rasterizer suffered from float/int overflow exceptions
+ - fixed FP underflow exception in lighting (specular exponent)
+ - glEnable/glDisable of GL_EXT_vertex_array enums didn't work
+ - fixed free(NULL) in GLU tesselator code
+ - using 24-bit color on some X servers resulted in garbage rendering
+ - 32-bit per pixel mode for XFree86 now works
+ - glRotate(a,0,0,0) gave unpredictable results
+ - GL_LINE_STRIP with > 480 vertices had occasional clipping problems
+ - 8-bit TrueColor GLXPixmap rendering incorrectly required a colormap
+ - glMaterial() wasn't ignored when GL_COLOR_MATERIAL was enabled
+ - glEnable(GL_COLOR_MATERIAL) followed by glColor() didn't work right
+ - accumulation buffer was limited to positive values
+ - projective textures didn't work
+ - selection buffer overflows weren't handled correctly
+ Changes:
+ - restored the GL_EXT_polygon_offset extension
+ - slightly faster RGB dithering
+ - the SVGA driver works again
+ - Amiga driver now distributed separately
+ - NeXT driver updated for Mesa 2.x
+
+2.2 March 14, 1997
+ New:
+ - better color selection when dithering
+ - added GL_EXT_texture_object extension
+ - updated MS-DOS driver for DJGPP
+ - added openbsd make configuration
+ - faster dithered flat-shaded triangles
+ - various compilation problems with Motif widgets fixed
+ - gl.h, glx.h and glu.h name mangling option
+ - BeOS driver
+ - 3D texture mapping extension
+ - GL_MESA_resize_buffers extension
+ - morph3d, stex3d and spectex demos
+ - 3Dfx support
+ Bug fixes:
+ - glColorMaterial should finally work right in all respects
+ - linear interpolation of mipmap levels was incorrectly weighted
+ - readpix.c didn't compile on Macintosh
+ - GL_INVERT and related logic ops didn't work right
+ - glTexImage[12]D() didn't check its parameters consistantly
+ - fixed a memory leak in glTexImage[12]D()
+ - kludged around a SunOS 5.x/GCC compiler bug in the feedback code
+ - glReadPixels aborted instead of normally catching some errors
+ - a few 1.1 constants were missing or misnamed in gl.h
+ - glBegin(p); glBegin(q); didn't generate an error
+ - fixed a memory leak in GLX code
+ - clipping of concave polygons could cause a core dump
+ - 1-component alpha texture maps didn't work
+ - fixed a GLU polygon tesselator bug
+ - polygons with colinear vertices were sometimes culled
+ - feedback triangle colors were wrong when using smooth shading
+ - textures with borders didn't work correctly
+ - colors returned in feedback mode were wrong when using lighting
+ - spotlights didn't effect ambient lighting correctly
+ - gluPartialDisk() had a few bugs
+ Changes:
+ - device driver interface expanded to support texture mapping
+ - faster matrix inversion subroutine
+ - commented out #include "wmesa_extend.h" from src/wmesa.c
+ - fixed many compiler warnings in the demo programs
+
+2.3 June 30, 1997
+ New:
+ - Mesa distribution divided into two pieces: library code and demos
+ - faster vertex transformation, clip testing, lighting
+ - faster line drawing
+ - TrueColor visuals how have dithering (for depths < 24 bits)
+ - added MESA_NO_DITHER environment variable
+ - new device driver function: NearFar(), RenderVB(), RasterSetup()
+ - added LynxOS configuration
+ - added cygnus Win32 configuration
+ - added texcyl.c GLUT demo
+ - added XMesaDitherColor() to X/Mesa interface
+ - new NURBS code from Bogdan Sikorski
+ - added demos/shape.c (non-rectangular X window!)
+ Bug fixes:
+ - glEnable/DisableClientState() were missing from GL/gl.h
+ - GL_SPHERE_MAP texcoord generation didn't work correctly
+ - glXGetConfig() returned wrong number of depth, stencil, accum bits
+ - glDrawPixels feedback/selection didn't examine RasterPos valid bit
+ - black and white were reversed on some monochrome displays
+ - fixed potential image memory leak (wasn't setting reference counter)
+ - glDrawPixels sometimes didn't recognize some GL state changes
+ - gluProject/UnProject() didn't check for divide by zero
+ - stex3d demo called random() and srandom(), not portable
+ - fixed memory leaks in context.c and drawpix.c
+ - fixed NULL dereferencing problem in gl_update_texture_state()
+ - glReadPixels between glBegin/glEnd didn't generate an error.
+ - fixed memory leak in polygon tesselator (Randy Frank)
+ - fixed seg fault bug drawing flat-shaded, depth-tested lines
+ - clipped GL_TRIANGLE_STRIPs sometimes had wrong color when flat-shaded
+ - glBindTexture sometimes didn't work
+ - fixed a bug deep in glXReleaseBuffersMESA()
+ - fog was mistakenly applied to alpha
+ - glPopMatrix didn't set "dirty matrix" flag
+ - glPolygonStipple pattern was sometimes wrong
+ - glClear wasn't disabled during feedback and selection
+ - fixed memory leak in glTexSubImage[123]D
+ Changes:
+ - many library source files reorganized
+ - faster X color allocation, colors also freed when finished with them
+ - new texture sampling function pointer in texture objects
+ - incorporated 3Dfx VooDoo driver v0.16 into main source tree
+ - many 3Dfx driver updates
+ - cygnus Makefiles now included
+ - updated DOS driver
+ - made a few changes to dosmesa.c and wmesa.c (VB->Unclipped)
+ - internally, colors now stored in GLubytes, not GLfixed
+ - optimized changing of GL_SHININESS parameter
+
+2.4 September 18, 1997
+ New:
+ - updated 3Dfx Glide driver
+ - hacks for 3Dfx rendering into an X window or fullscreen
+ - added depth buffer access functions to X/Mesa and OS/Mesa interfaces
+ Bug fixes:
+ - pixel buffer could overflow with long, wide lines
+ - fixed FP underflow problems in lighting
+ - glTexSubImage1D() had an unitialized variable
+ - incomplete texture objects could cause a segfault
+ - glDrawPixels with GL_COMPILE_AND_EXECUTE caused infinite loop
+ - flat-shaded quads in a strip were miscolored if clipped
+ - mipmapped triangle lod computation now works correctly
+ - fixed a few under/overflow bugs in triangle rasterizer
+ - glArrayElement() assigned bad normal if normal array disabled
+ - changed argument to glXReleaseBuffersMESA()
+ - fixed small triangle underflow bugs in tritemp.h (hopefully)
+ - glBindTexture(target, 0) caused a crash
+ - glTexImage[123]D() with NULL image pointer caused crash
+ - glPixelStore parameters are now ignored during display list execution
+ - fixed a two-sided lighting w/ clipping bug (black vertices)
+ - textures with width!=height were sometimes mis-rendered
+ - "weird" projection matrices could cause div by 0, other fp errors
+ Changes:
+ - changed precompiled header symbol from PCH to PC_HEADER
+ - split api.c into api1.c and api2.c
+ - added hash.c source file (but not used yet)
+ - a few Sun and HP configuration file changes
+ - MESA_GLX_FX env var replaces MESA_FX_WINDOW and MESA_FX_FULLSCREEN
+ - fixed a few cygnus build problems (src/Makefile.cygnus, src/wmesa.c)
+
+2.5 November 20, 1997
+ New:
+ - updated 3Dfx driver (v20) for GLQuake
+ - added GL_EXT_paletted_texture extension
+ - added GL_EXT_shared_texture_palette extension
+ - added GL_EXT_point_parameters extension
+ - now including Mark Kilgard's GLUT library v3.6
+ - new GLUT-based demos in gdemos/
+ - added a few more Unix config targets
+ - added Intel X86 assembly language vertex transformation code
+ - 3Dfx/Glide driver for Mesa now recognizes SST_SCREENREFRESH env var
+ - Windows 95 S3 Virge driver
+ Bug fixes:
+ - glCopyTexImage?D would crash due to uninitialized variable
+ - glColor w/ glColorMaterial in a display list caused a bug
+ - fixed several glDrawPixels() and ReadPixels() bugs in 3Dfx driver
+ - glVertex4*() vertices weren't always projected correctly
+ - trying to use mipmapped textured points or lines caused crash
+ - glColor[34][fd]() values now clamped to [0,1] before int conversion
+ Changes:
+ - new device driver functions for texture mapping
+ - hash tables used for display list and texture object lookup
+ - fixed GLX visual handling code to avoid saving redundant visuals
+ - 3Dfx Glide libraries automatically linked to libMesaGL.so
+ - dropped the Cirrus Logic Mondello code since it's obsolete
+ - updated Cygnus Makefiles (Stephane Rehel)
+ - updated Windows MSVC++ Makefiles (Oleg Letsinsky)
+ - procedure for making library files has changed: scripts now take
+ a major and minor version arguments. Make-config changed a lot.
+ - new implementation of glTexSubImage2D()
+ - updated widgets-mesa directory to create libMesaGLwM.a (Motif widget)
+ - separate linux-glide and linux-386-glide configurations
+
+2.6 February 12, 1998
+ New:
+ - Windows WGL functions
+ - updated VMS, DOS, Windows, Cygnus, BeOS, Amiga compilation support
+ - v0.22 of 3Dfx Glide driver
+ - more X86 assembly language optimizations
+ - faster blending for some modes
+ - XMesaSetFXmode() to switch between 3Dfx window and full-screen mode
+ - added preliminary thread support
+ - added GLX_MESA_copy_sub_buffer extension
+ - some clipping optimizations
+ Bug fixes:
+ - fixed shading/material bug when drawing long primitive strips
+ - fixed clipping problem in long primitive strips
+ - fixed clipping bug when using 3Dfx driver
+ - fixed a problem when trying to use X fonts w/ 3Dfx driver
+ - fixed a texture filter bug in 3Dfx/Glide driver
+ - fixed bug in 3Dfx/Glide driver involving depth mask & clearing
+ - glLoadMatrix to set projection matrix confused the 3Dfx driver
+ - non-identity texture matrices didn't work with linux-386 configs
+ - glGenTextures() didn't reserve the returned texture IDs
+ - NULL proxy image sent to glTexImageXD() caused crash
+ - added texture state validation optimization (Henk Kok)
+ - fixed colormap reuse problem when using both RGB and CI windows
+ - 32bpp True/DirectColor X visuals weren't recognized
+ - fixed potential problem in evaluators memory allocation
+ - fixed assorted demo compilation bugs
+ Changes:
+ - replaced old Mesa/windows/ directory with Mesa/WIN32/ directory
+ - converted a few old glaux/gltk demos to GLUT
+ - renamed directories: demos -> xdemos, gdemos -> demos
+
+
+3.0 September 17, 1998
+ New:
+ - OpenGL 1.2 API
+ - GL_EXT_abgr pixel format extension
+ - GL_SGIS_texture_edge_clamp extension
+ - GL_SGIS_multitexture extension (to be replaced by GL_ARB_multitex)
+ - GL_EXT_multitexture extension (to be replaced by GL_ARB_multitex)
+ - GL_EXT_rescale_normal extension and renormal.c demo
+ - GLX_SGI_video_sync extension (a no-op)
+ - antialiased lines
+ - glGetTexImage() now implemented
+ - glDraw/Copy/ReadPixels() optimizations
+ - optimized textured triangle code (Marten Stromberg)
+ - more optimization of dithered TrueColor triangles in X driver
+ - Linux GGI driver
+ - updated MGL driver
+ Bug fixes:
+ - lots of assorted compilation fixes
+ - glInitNames didn't write initial hit record
+ - glBitmap didn't always check for invalid raster position
+ - switching between GLX and OSMesa contexts caused a crash
+ - fixed uninitialized variable in Mesa widget code
+ - fixed typo in texture code which caused book/texgen to crash
+ - fixed texture sampling bug when filter=GL_LINEAR and wrap=GL_CLAMP
+ - gluDisk() in POINT or LINE mode sometimes failed
+ - fixed texture + fog bug
+ - GL_COMPILE_AND_EXECUTE mode didn't work reliably
+ - glMultMatrix in projection matrix mode w/ 3Dfx driver could fail
+ - glDrawPixels(color index pixels) weren't converted to RGBA
+ - fixed possible getenv() buffer overflow security bug
+ - glBitmap in feedback mode was offset by xOrig, yOrig params
+ - device driver's DrawPixels hook was never used
+ - glDrawPixels with zoomY!=1 and top/bottom clipping didn't work
+ - glDrawPixels optimized for GL_LUMINANCE, GL_LUMINANCE_ALPHA, GLubyte
+ - fixed MakeCurrent bug in GLwRedrawObjects() in MesaWorkstation.c
+ - glCopyTexSubImage2D() didn't work with 3Dfx driver
+ - lines with width = 2 could cause crash
+ - glClear with scissor rect sometimes cleared whole buffer
+ - glTexSubImage2D( .. GL_COLOR_INDEX .. ) didn't work
+ - glTexImageXD( .. GL_ABGR_EXT .. ) didn't work
+ - computation of inverse modelview matrix sometimes failed
+ - fixed GL_CLAMP mode texture sampling bug
+ - textured line interpolation was somewhat broken
+ - textured triangle interpolation was also somewhat broken
+ - glGet(MODELVIEW/PROJECTION/TEXTURE_MATRIX_STACK_DEPTH) off by one
+ - evaluator state wasn't fully initialized
+ - texture coordinate clipping was buggy
+ - evaluator surfaces could be mis-colored
+ - glAccum(GL_RETURN, s) didn't obey glColorMask() settings
+ - zero area polygons shouldn't be culled if polygon mode is point/line
+ - clipped width and height of glReadPixels was sometimes off by one
+ - blending with alpha = 0 or 1.0 wasn't always exact
+ - reading of pixels from clipped region was buggy
+ - minor tweaking of X visual management in GLX emulator
+ - glPolygonStipple now obeys pixel unpacking parameters
+ - glGetPolygonStipple now obeys pixel packing parameters
+ - interleaved vertex array texture coordinates were broken
+ - query of proxy texture internal format was broken
+ - alpha channel wasn't reliably cleared
+ - fixed divide by zero error in gluScaleImage if dest size = 1 x 1
+ Conformance bug fixes:
+ - GL_SELECTION_BUFFER_POINTER and GL_SELECTION_BUFFER_SIZE were missing
+ - GL_TEXTURE_INTERNAL_FORMAT was missing
+ - glGet*(GL_POLYGON_STIPPLE) was broken
+ - glPush/PopAttrib() didn't save/restore all texture state
+ - glBitmap in feedback mode didn't work
+ - feedback of texture coords didn't always work
+ - glDrawPixels w/ format=GL_DEPTH_COMPONENT, type=GLbyte was broke
+ - glDrawPixels w/ format=GL_DEPTH_COMPONENT, type=GLubyte was broke
+ - glDrawPixels w/ format=GL_STENCIL_INDEX, type=GL_BITMAP was broke
+ Changes:
+ - upgraded GLUT to version 3.7
+ - only GL and GLU library code included in MesaLib.tar.gz
+ - GLUT and all demos now in MesaDemos.tar.gz
+ - glaux and gltk libraries removed
+ - IRIX -n32 and -64 libs go in lib32/ and lib64/ directories
+
+
+3.1 beta 1 November 19, 1998
+ New:
+ - GL_EXT_stencil_wrap extension
+ - GL_INGR_blend_func_separate extension
+ - GL_ARB_multitexture extension
+ - GL_NV_texgen_reflection extension
+ - newly optimized vertex transformation code
+ - updated GLUT 3.7 code
+ - better precision when using 32-bit Z buffer
+ - Allegro DJGPP driver
+ Bug fixes:
+ - glCopyPixels between front/back buffers didn't copy alpha correctly
+ - fixed out-of-bounds memory access in optimized 2-D texture code
+ - glPixelStorei didn't accept GL_PACK/UNPACK_IMAGE_HEIGHT parameter
+ - glGet*() didn't accept GL_MAX_3D_TEXTURE_SIZE parameter
+ - clipping of texture coordinates sometimes had bad R,Q values
+ - GL_CLAMP_TO_EDGE texture sampling was off by 0.5 texels
+ - glEdgeFlagPointer() now takes a GLvoid * instead of GLboolean *
+ - texture was sometimes applied twice with 3Dfx driver
+ - glPush/PopAttrib() fouled up texture object reference counts
+ - glDeleteLists(0, n) caused assertion failure
+ - bilinear texture sampling wasn't accurate enough
+ - glClear w/ glDepthMask(GL_FALSE) didn't work right on 3Dfx
+ - color components were reversed on big endian 32 bpp X visuals
+ Changes:
+ - removed GL_EXT_multitexture extension
+
+
+3.1 beta 2 May 24, 1999
+ New:
+ - multi-textured points and lines (mjk@nvidia.com)
+ - optimized 24bpp X rendering (bernd.paysan@gmx.de)
+ - added allegro support (bernie-t@geocities.com)
+ - cleaned-up Windows-related stuff (Ted Jump)
+ - minor stereo changes (KendallB@scitechsoft.com)
+ - new BeOS driver which implements BGLView class
+ - new Direct3D driver (see src/D3D)
+ - more efficient filled gluCylinder() function
+ - utilities: util/showbuffer.[ch] and util/glstate.[ch]
+ - fixed some IRIX compiler warnings
+ - added support for building Mesa in XFree86 with
+ SGI's GLX (kevin@precisioninsight.com)
+ Bug fixes:
+ - a variety of Windows/Mesa bug fixes (mjk@nvidia.com)
+ - packed pixel images weren't unpacked correctly
+ - patches some win32 files in GLUT (mjk@nvidia.com)
+ - glTexImage[123]D() didn't accept internalFormat == GL_COLOR_INDEX
+ - fixed lighting bug in Keith's new shading code
+ - fixed texture segfault seen in Lament screensaver
+ - fixed miscellaneous low-memory bugs
+ - glClear(GL_COLOR_BUFFER_BIT) with RGBA or CI masking was broken
+ - GL_LINEAR sampling of 3D textures was broken
+ - fixed SVR4 'cc' compiler macro problem (dawes@xfree86.org)
+ - added GL_TEXTURE_PRIORITY fix (keithh@netcomuk.co.uk)
+ - fixed wide point and wide line conformance bugs (brianp)
+ Changes:
+ - some device driver changes (see src/dd.h)
+ - new copyright on core Mesa code
+
+
+3.1 beta 3 September 17, 1999
+ New:
+ - optimized glAccum function
+ - optimized 24bpp rendering in XMesa driver
+ - GLU 1.2 polygon tessellator
+ Bug Fixes:
+ - glGetTexLevelParameter wasn't fully implemented
+ - glXUseXFont now handles multi-byte fonts
+ - glIsEnabled(GL_TEXTURE_2D / 3D) returned wrong result
+ - alpha channel of blending points, lines was sometimes incorrect
+ Changes:
+ - New library names: "libGL" instead of "libMesaGL"
+ - New library numbering: libGL.so.1.2.310
+ - New subdirectories: docs/ and bin/
+ - New Makefile-system (autoconf,automake,libtool)
+
+
+3.1 final December 14, 1999
+ New:
+ - added demos/gloss.c
+ - added xdemos/glxdpyinfo.c
+ - added GLX_ARB_get_proc_address extension
+ - rewritten glTexImage code paths (faster, less memory, bug fixes)
+ Bug Fixes:
+ - several vertex array bug fixes
+ - overlapping glCopyPixels with pixel zooming now works
+ - glXUseXFont() bitmaps were vertically shifted by one pixel
+ - glCopyPixels with pixel zooming now works
+
+
+3.2 final April 24, 2000
+ Bug fixes:
+ - fixed memcpy bugs in span.c
+ - fixed missing glEnd problem in demos/tessdemo.c
+ - fixed bug when clearing 24bpp Ximages
+ - fixed clipping problem found in Unreal Tournament
+ - fixed Loki's "ice bug" and "crazy triangles" seen in Heretic2
+ - fixed Loki's 3dfx RGB vs BGR bug
+ - fixed Loki's 3dfx smooth/flat shading bug in SoF
+ Changes:
+ - updated docs/README file
+ - use bcopy() optimizations on FreeBSD
+ - re-enabled the optimized persp_textured_triangle() function
+
+
+3.2.1 July 19, 2000
+ Bug fixes:
+ - gluBuild2DMipmaps() didn't accept GL_BGRA
+ - Fixed compile/makefile problems on IRIX
+ - fixed segfault in 3dfx driver when using GL selection/feedback
+ - no longer cull very, very tiny triangles
+ - blending w/ drawbuffer==GL_FRONT_BACK caused segfault (sw rendering)
+ - fixed Motif detection code in widgets-mesa/configure.in
+ - glColorMaterial and glMaterial updates to emissive and ambient
+ didn't always work right
+ - Specular highlights weren't always in the right place
+ - clipped GL_LINE mode polygons had interior lines appear
+ - blend term GL_ONE_MINUS_CONSTANT_ALPHA was broken
+ - GL_NICEST fog didn't always work with flat shading
+ - glRect commands in display lists were sometimes miscolored
+ - Line Z offset didn't always work
+ - fixed texgen normal vector problem (gloss's teapot)
+ - numerous GL conformance bugs fixed
+ Changes:
+ - glColorMask(false, false, false, false) handled better/faster
+ - reverted to old GLU polygon tessellator, GLU 1.1
+ - updated Win32 build files
+
+
+3.3 July 21, 2000
+ New:
+ - antialiased triangles now implemented
+ - GL_EXT_texture_env_add texture mode extension
+ - GLX 1.3 API
+ - support for separate draw/read buffers (ie GL_SGI_make_current_read)
+ - thread-safe API dispath
+ - improved glxinfo program
+ - demos/texdown program to measure texture download performance
+ - glext.h header file
+ - demos/geartrain program
+ - GL_EXT_texture_lod_bias extension
+ - demos/lodbias program
+ - further optimized glRead/DrawPixels for 16-bit TrueColor X visuals
+ - GLX_EXT_visual_rating extension (a no-op, however)
+ - GL_HP_occlusion_test extension (for X and OS/Mesa drivers)
+ - demos/occlude program
+ - GL_SGIS_pixel_texture and GL_SGIX_pixel_texture extensions
+ - demos/pixeltex program
+ - GL_SGI_color_matrix extension
+ - GL_SGI_color_table extension
+ - GL_EXT_histogram extension
+ - GL_ARB_texture_cube_map extension
+ - added xdemos/glxheads and xdemos/manywin
+ - demos/texenv.c demo
+ - GL_EXT_texture_env_combine extension (by Holger Waechtler)
+ - Xlib driver is now thread-safe (see xdemos/glthreads)
+ Bug Fixes:
+ - various GL conformance failures fixed since 3.2.1
+ Changes:
+ - gl.h now uses #defines instead of C enums for all tokens
+ - glu.h now uses #defines instead of C enums for all tokens
+ - moved programs from 3Dfx/demos/ into demos/ directory
+
+
+3.4 November 3, 2000
+ New:
+ - optimized glDrawPixels for glPixelZoom(1,-1)
+ Bug Fixes:
+ - widgets-mesa/src/*.c files were missing from 3.3 distro
+ - include/GL/mesa_wgl.h file was missing from 3.3 distro
+ - fixed some Win32 compile problems
+ - texture object priorities weren't getting initialized to 1.0
+ - glAreTexturesResident return value was wrong when using hardware
+ - glXUseXFont segfaulted when using 3dfx driver (via MESA_GLX_FX)
+ - glReadPixels with GLushort packed types was broken
+ - fixed a few bugs in the GL_EXT_texture_env_combine texture code
+ - glPush/PopAttrib(GL_ENABLE_BIT) mishandled multi-texture enables
+ - fixed some typos/bugs in the VB code
+ - glDrawPixels(GL_COLOR_INDEX) to RGB window didn't work
+ - optimized glDrawPixels paths weren't being used
+ - per-fragment fog calculation didn't work without a Z buffer
+ - improved blending accuracy, fixes Glean blendFunc test failures
+ - glPixelStore(GL_PACK/UNPACK_SKIP_IMAGES) wasn't handled correctly
+ - glXGetProcAddressARB() didn't always return the right address
+ - gluBuild[12]DMipmaps() didn't grok the GL_BGR pixel format
+ - texture matrix changes weren't always detected (GLUT projtex demo)
+ - fixed random color problem in vertex fog code
+ - fixed Glide-related bug that let Quake get a 24-bit Z buffer
+ Changes:
+ - finished internal support for compressed textures for DRI
+
+
+3.4.1 February 14, 2001
+ New:
+ - fixed some Linux build problems
+ - fixed some Windows build problems
+ - GL_EXT_texture_env_dot3 extension (Gareth Hughes)
+ Bug fixes:
+ - added RENDER_START/RENDER_FINISH macros for glCopyTexImage in DRI
+ - various state-update code changes needed for DRI bugs
+ - disabled pixel transfer ops in glColorTable commands, not needed
+ - fixed bugs in glCopyConvolutionFilter1D/2D, glGetConvolutionFilter
+ - updated sources and fixed compile problems in widgets-mesa/
+ - GLX_PBUFFER enum value was wrong in glx.h
+ - fixed a glColorMaterial lighting bug
+ - fixed bad args to Read/WriteStencilSpan in h/w stencil clear function
+ - glXCopySubBufferMESA() Y position was off by one
+ - Error checking of glTexSubImage3D() was broken (bug 128775)
+ - glPopAttrib() didn't restore all derived Mesa state correctly
+ - Better glReadPixels accuracy for 16bpp color - fixes lots of OpenGL
+ conformance problems at 16bpp.
+ - clearing depth buffer with scissoring was broken, would segfault
+ - OSMesaGetDepthBuffer() returned bad bytesPerValue value
+ - fixed a line clipping bug (reported by Craig McDaniel)
+ - fixed RGB color over/underflow bug for very tiny triangles
+ Known problems:
+ - NURBS or evaluator surfaces inside display lists don't always work
+
+
+3.4.2 May 17, 2001
+ Bug fixes:
+ - deleting the currently bound texture could cause bad problems
+ - using fog could result in random vertex alpha values
+ - AA triangle rendering could touch pixels outside right window bound
+ - fixed byteswapping problem in clear_32bit_ximage() function
+ - fixed bugs in wglUseFontBitmapsA(), by Frank Warmerdam
+ - fixed memory leak in glXUseXFont()
+ - fragment sampling in AA triangle function was off by 1/2 pixel
+ - Windows: reading pixels from framebuffer didn't always work
+ - glConvolutionFilter2D could segfault or cause FP exception
+ - fixed segfaults in FX and X drivers when using tex unit 1 but not 0
+ - GL_NAND logicop didn't work right in RGBA mode
+ - fixed a memory corruption bug in vertex buffer reset code
+ - clearing the softwara alpha buffer with scissoring was broken
+ - fixed a few color index mode fog bugs
+ - fixed some bad assertions in color index mode
+ - fixed FX line 'stipple' bug #420091
+ - fixed stencil buffer clear width/height typo
+ - fixed GL error glitches in gl[Client]ActiveTextureARB()
+ - fixed Windows compilation problem in texutil.c
+ - fixed 1/8-pixel AA triangle sampling error
+ Changes:
+ - optimized writing mono-colored pixel spans to X pixmaps
+ - increased max viewport size to 2048 x 2048
+
+
+3.5 June 21, 2001
+ New:
+ - internals of Mesa divided into modular pieces (Keith Whitwell)
+ - 100% OpenGL 1.2 conformance (passes all conformance tests)
+ - new AA line algorithm
+ - GL_EXT_convolution extension
+ - GL_ARB_imaging subset
+ - OSMesaCreateContextExt() function
+ - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add)
+ - GL_MAX_TEXTURE_UNITS_ARB now defaults to eight
+ - GL_EXT_fog_coord extension (Keith Whitwell)
+ - GL_EXT_secondary_color extension (Keith Whitwell)
+ - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add)
+ - GL_SGIX_depth_texture extension
+ - GL_SGIX_shadow and GL_SGIX_shadow_ambient extensions
+ - demos/shadowtex.c demo of GL_SGIX_depth_texture and GL_SGIX_shadow
+ - GL_ARB_texture_env_combine extension
+ - GL_ARB_texture_env_dot3 extension
+ - GL_ARB_texture_border_clamp (aka GL_SGIS_texture_border_clamp)
+ - OSMesaCreateContextExt() function
+ - libOSMesa.so library, contains the OSMesa driver interface
+ - GL/glxext.h header file for GLX extensions
+ - somewhat faster software texturing, fogging, depth testing
+ - all color-index conformance tests now pass (only 8bpp tested)
+ - SPARC assembly language TCL optimizations (David Miller)
+ - GL_SGIS_generate_mipmap extension
+ Bug Fixes:
+ - fbiRev and tmuRev were unitialized when using Glide3
+ - fixed a few color index mode conformance failures; all pass now
+ - now appling antialiasing coverage to alpha after texturing
+ - colors weren't getting clamped to [0,1] before color table lookup
+ - fixed RISC alignment errors caused by COPY_4UBV macro
+ - drawing wide, flat-shaded lines could cause a segfault
+ - vertices now snapped to 1/16 pixel to fix rendering of tiny triangles
+ Changes:
+ - SGI's Sample Implementation (SI) 1.3 GLU library replaces Mesa GLU
+ - new libOSMesa.so library, contains the OSMesa driver interface
+
+
+4.0 October 22, 2001
+ New:
+ - Mesa 4.0 implements the OpenGL 1.3 specification
+ - GL_IBM_rasterpos_clip extension
+ - GL_EXT_texture_edge_clamp extension (aka GL_SGIS_texture_edge_clamp)
+ - GL_ARB_texture_mirrored_repeat extension
+ - WindML UGL driver (Stephane Raimbault)
+ - added OSMESA_MAX_WIDTH/HEIGHT queries
+ - attempted compiliation fixes for Solaris 5, 7 and 8
+ - updated glext.h and glxext.h files
+ - updated Windows driver (Karl Schultz)
+ Bug fixes:
+ - added some missing GLX 1.3 tokens to include/GL/glx.h
+ - GL_COLOR_MATRIX changes weren't recognized by teximage functions
+ - glCopyPixels with scale and bias was broken
+ - glRasterPos with lighting could segfault
+ - glDeleteTextures could leave a dangling pointer
+ - Proxy textures for cube maps didn't work
+ - fixed a number of 16-bit color channel bugs
+ - fixed a few minor memory leaks
+ - GLX context sharing was broken in 3.5
+ - fixed state-update bugs in glPopClientAttrib()
+ - fixed glDrawRangeElements() bug
+ - fixed a glPush/PopAttrib() bug related to texture binding
+ - flat-shaded, textured lines were broken
+ - fixed a dangling pointer problem in the XMesa code (Chris Burghart)
+ - lighting didn't always produce the correct alpha value
+ - fixed 3DNow! code to not read past end of arrays (Andrew Lewycky)
+
+
+4.0.1 December 17, 2001
+ New:
+ - better sub-pixel sample positions for AA triangles (Ray Tice)
+ - slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO)
+ Bug fixes:
+ - added missing break statements in glGet*() for multisample cases
+ - fixed uninitialized hash table mutex bug (display lists / texobjs)
+ - fixed bad teximage error check conditional (bug 476846)
+ - fixed demos readtex.c compilation problem on Windows (Karl Schultz)
+ - added missing glGet() query for GL_MAX_TEXTURE_LOD_BIAS_EXT
+ - silence some compiler warnings (gcc 2.96)
+ - enable the #define GL_VERSION_1_3 in GL/gl.h
+ - added GL 1.3 and GLX 1.4 entries to gl_mangle.h and glx_mangle.h
+ - fixed glu.h typedef problem found with MSDev 6.0
+ - build libGL.so with -Bsymbolic (fixes bug found with Chromium)
+ - added missing 'const' to glXGetContextIDEXT() in glxext.h
+ - fixed a few glXGetProcAddress() errors (texture compression, etc)
+ - fixed start index bug in compiled vertex arrays (Keith)
+ - fixed compilation problems in src/SPARC/glapi_sparc.S
+ - fixed triangle strip "parity" bug found in VTK medical1 demo (Keith)
+ - use glXGetProcAddressARB in GLUT to avoid extension linking problems
+ - provoking vertex of flat-shaded, color-index triangles was wrong
+ - fixed a few display list bugs (GLUT walker, molecule, etc) (Keith)
+ - glTexParameter didn't flush the vertex buffer (Ray Tice)
+ - feedback attributes for glDraw/CopyPixels and glBitmap were wrong
+ - fixed bug in normal length caching (ParaView lighting bug)
+ - fixed separate_specular color bug found in Chimera (18 Dec 2001)
+
+
+4.0.2 April 2, 2002
+ New:
+ - New DOS (DJGPP) driver written by Daniel Borca
+ - New driver interface functions for TCL drivers (such as Radeon DRI)
+ - GL_RENDERER string returns "Mesa Offscreen16" or "Mesa Offscreen32"
+ if using deep color channels
+ - latest GL/glext.h and GL/glxext.h headers from SGI
+ Bug fixes:
+ - GL_BLEND with non-black texture env color wasn't always correct
+ - GL_REPLACE with GL_RGB texture format wasn't always correct (alpha)
+ - glTexEnviv( pname != GL_TEXTURE_ENV_COLOR ) was broken
+ - glReadPixels was sometimes mistakenly clipped by the scissor box
+ - glDraw/ReadPixels didn't catch all the errors that they should have
+ - Fixed 24bpp rendering problem in Windows driver (Karl Schultz)
+ - 16-bit GLchan mode fixes (m_trans_tmp.h, s_triangle.c)
+ - Fixed 1-bit float->int conversion bug in glDrawPixels(GL_DEPTH_COMP)
+ - glColorMask as sometimes effecting glXSwapBuffers()
+ - fixed a potential bug in XMesaGarbageCollect()
+ - N threads rendering into one window didn't work reliably
+ - glCopyPixels didn't work for deep color channels
+ - improved 8 -> 16bit/channel texture image conversion (Gerk Huisma)
+ - glPopAttrib() didn't correctly restore user clip planes
+ - user clip planes failed for some perspective projections (Chromium)
+ Known bugs:
+ - mipmap LOD computation
+
+
+4.0.3 June 25, 2002
+ New:
+ - updated GL/glext.h file (version 15)
+ - corrected MMX blend code (Jose Fonseca)
+ - support for software-based alpha planes in Windows driver
+ - updated GGI driver (Filip Spacek)
+ Bug fixes:
+ - glext.h had wrong values for GL_DOT3_RGB[A]_EXT tokens
+ - OSMesaMakeCurrent() didn't recognize buffer size changes
+ - assorted conformance fixes for 16-bit/channel rendering
+ - texcombine alpha subtraction mode was broken
+ - fixed lighting bug with non-uniform scaling and display lists
+ - fixed bug when deleting shared display lists
+ - disabled SPARC cliptest assembly code (Mesa bug 544665)
+ - fixed a couple Solaris compilation/link problems
+ - blending clipped glDrawPixels didn't always work
+ - glGetTexImage() didn't accept packed pixel types
+ - glPixelMapu[is]v() could explode given too large of pixelmap
+ - glGetTexParameter[if]v() didn't accept GL_TEXTURE_MAX_ANISOTROPY_EXT
+ - glXCopyContext() could lead to segfaults
+ - glCullFace(GL_FRONT_AND_BACK) didn't work (bug 572665)
+ Changes:
+ - lots of C++ (g++) code clean-ups
+ - lots of T&L updates for the Radeon DRI driver
+ Known bugs:
+ - mipmap LOD computation (fixed for Mesa 4.1)
+
+
+4.0.4 October 3, 2002
+ New:
+ - GL_NV_texture_rectangle extension
+ - updated glext.h header (version 17)
+ - updated DOS driver (Daniel Borca)
+ - updated BeOS R5 driver (Philippe Houdoin)
+ - added GL_IBM_texture_mirror_repeat
+ - glxinfo now takes -l option to print interesting OpenGL limits info
+ - GL_MESA_ycbcr_texture extension
+ - GL_APPLE_client_storage extension (for some DRI drivers only)
+ - GL_MESA_pack_invert extension
+ Bug fixes:
+ - fixed GL_LINEAR fog bug by adding clamping
+ - fixed FP exceptions found using Alpha CPU
+ - 3dfx MESA_GLX_FX=window (render to window) didn't work
+ - fixed memory leak in wglCreateContest (Karl Schultz)
+ - define GLAPIENTRY and GLAPI if undefined in glu.h
+ - wglGetProcAddress didn't handle all API functions
+ - when testing for OpenGL 1.2 vs 1.3, check for GL_ARB_texture_cube_map
+ - removed GL_MAX_CONVOLUTION_WIDTH/HEIGHT from glGetInteger/Float/etc()
+ - error checking in compressed tex image functions had some glitches
+ - fixed AIX compile problem in src/config.c
+ - glGetTexImage was using pixel unpacking instead of packing params
+ - auto-mipmap generation for cube maps was incorrect
+ Changes:
+ - max texture units reduced to six to accomodate texture rectangles
+ - removed unfinished GL_MESA_sprite_point extension code
+
+
+4.1 October 29, 2002
+ New:
+ - GL_NV_vertex_program extension
+ - GL_NV_vertex_program1_1 extension
+ - GL_ARB_window_pos extension
+ - GL_ARB_depth_texture extension
+ - GL_ARB_shadow extension
+ - GL_ARB_shadow_ambient extension
+ - GL_EXT_shadow_funcs extension
+ - GL_ARB_point_parameters extension
+ - GL_ARB_texture_env_crossbar
+ - GL_NV_point_sprite extension
+ - GL_NV_texture_rectangle extension
+ - GL_EXT_multi_draw_arrays extension
+ - GL_EXT_stencil_two_side extension
+ - GLX_SGIX_fbconfig and GLX_SGIX_pbuffer extensions
+ - GL_ATI_texture_mirror_once extension (Ian Romanick)
+ - massive overhaul/simplification of software rasterizer module,
+ many contributions from Klaus Niederkrueger
+ - faster software texturing in some cases (i.e. trilinear filtering)
+ - new OSMesaGetProcAddress() function
+ - more blend modes implemented with MMX code (Jose Fonseca)
+ - added glutGetProcAddress() to GLUT
+ - added GLUT_FPS env var to compute frames/second in glutSwapBuffers()
+ - pbinfo and pbdemo PBuffer programs
+ - glxinfo -v prints transprent pixel info (Gerd Sussner)
+ Bug fixes:
+ - better mipmap LOD computation (prevents excessive blurriness)
+ - OSMesaMakeCurrent() didn't recognize buffer size changes
+ - assorted conformance fixes for 16-bit/channel rendering
+ - texcombine alpha subtraction mode was broken
+ - fixed some blend problems when GLchan==GLfloat (Gerk Huisma)
+ - clamp colors to [0,inf] in OSMesa if GLchan==GLfloat (Gerk Huisma)
+ - fixed divide by zero error in NURBS tessellator (Jon Perry)
+ - fixed GL_LINEAR fog bug by adding clamping
+ - fixed FP exceptions found using Alpha CPU
+ - 3dfx/glide driver render-to-window feature was broken
+ - added missing GLX_TRANSPARENT_RGB token to glx.h
+ - fixed error checking related to paletted textures
+ - fixed reference count error in glDeleteTextures (Randy Fayan)
+ Changes:
+ - New spec file and Python code to generate some GL dispatch files
+ - Glide driver defaults to "no" with autoconf/automake
+ - updated demos/stex3d with new options
+
+
+5.0 November 13, 2002
+ New:
+ - OpenGL 1.4 support (glGetString(GL_VERSION) returns "1.4")
+ - removed some overlooked debugging code
+ - glxinfo updated to support GLX_ARB_multisample
+ - GLUT now support GLX_ARB_multisample
+ - updated DOS driver (Daniel Borca)
+ Bug fixes:
+ - GL_POINT and GL_LINE-mode polygons didn't obey cull state
+ - fixed potential bug in _mesa_align_malloc/calloc()
+ - fixed missing triangle bug when running vertex programs
+ - fixed a few HPUX compilation problems
+ - FX (Glide) driver didn't compile
+ - setting GL_TEXTURE_BORDER_COLOR with glTexParameteriv() didn't work
+ - a few EXT functions, like glGenTexturesEXT, were no-ops
+ - a few OpenGL 1.4 functions like glFogCoord*, glBlendFuncSeparate,
+ glMultiDrawArrays and glMultiDrawElements were missing
+ - glGet*(GL_ACTIVE_STENCIL_FACE_EXT) was broken
+ - Pentium 4 Mobile was mistakenly identified as having 3DNow!
+ - fixed one-bit error in point/line fragment Z calculation
+ - fixed potential segfault in fakeglx code
+ - fixed color overflow problem in DOT3 texture env mode
+
+
+5.0.1 March 30, 2003
+ New:
+ - DOS driver updates from Daniel Borca
+ - updated GL/gl_mangle.h file (Bill Hoffman)
+ Bug fixes:
+ - auto mipmap generation for cube maps was broken (bug 641363)
+ - writing/clearing software alpha channels was unreliable
+ - minor compilation fixes for OS/2 (Evgeny Kotsuba)
+ - fixed some bad assertions found with shadowtex demo
+ - fixed error checking bug in glCopyTexSubImage2D (bug 659020)
+ - glRotate(angle, -x, 0, 0) was incorrect (bug 659677)
+ - fixed potential segfault in texture object validation (bug 659012)
+ - fixed some bogus code in _mesa_test_os_sse_exception_support (Linus)
+ - fix fog stride bug in tnl code for h/w drivers (Michel Danzer)
+ - fixed glActiveTexture / glMatrixMode(GL_TEXTURE) bug (#669080)
+ - glGet(GL_CURRENT_SECONDARY_COLOR) should return 4 values, not 3
+ - fixed compilation problem on Solaris7/x86 (bug 536406)
+ - fixed prefetch bug in 3DNow! code (Felix Kuhling)
+ - fixed NeXT build problem (FABSF macro)
+ - glDrawPixels Z values when glPixelZoom!=1 were invalid (bug 687811)
+ - zoomed glDraw/CopyPixels with clipping sometimes failed (bug 689964)
+ - AA line and triangle Z values are now rounded, not truncated
+ - fixed color interpolation bug when GLchan==GLfloat (bug 694461)
+ - glArePrograms/TexturesResident() wasn't 100% correct (Jose Fonseca)
+ - fixed a minor GL_COLOR_MATERIAL bug
+ - NV vertex program EXP instruction was broken
+ - glColorMask misbehaved with X window / pixmap rendering
+ - fix autoconf/libtool GLU C++ linker problem on Linux (a total hack)
+ - attempt to fix GGI compilation problem when MesaDemos not present
+ - NV vertex program ARL-relative fetches didn't work
+ Changes:
+ - use glPolygonOffset in gloss demo to avoid z-fighting artifacts
+ - updated winpos and pointblast demos to use ARB extensions
+ - disable SPARC normal transformation code (bug 673938)
+ - GLU fixes for OS/2 (Evgeny Kotsuba)
+
+
+5.0.2 September 5, 2003
+ Bug fixes:
+ - fixed texgen problem causing texcoord's Q to be zero (stex3d)
+ - default GL_TEXTURE_COMPARE_MODE_ARB was wrong
+ - GL_CURRENT_MATRIX_NV query was wrong
+ - GL_CURRENT_MATRIX_STACK_DEPTH_NV query was off by one
+ - GL_LIST_MODE query wasn't correct
+ - GL_FOG_COORDINATE_SOURCE_EXT query wasn't supported
+ - GL_SECONDARY_COLOR_ARRAY_SIZE_EXT query returned wrong value
+ - blended, wide lines didn't always work correctly (bug 711595)
+ - glVertexAttrib4svNV w component was always 1
+ - fixed bug in GL_IBM_rasterpos_clip (missing return)
+ - GL_DEPTH_TEXTURE_MODE = GL_ALPHA didn't work correctly
+ - a few Solaris compilation fixes
+ - fixed glClear() problem for DRI drivers (non-existant stencil, etc)
+ - fixed int/REAL mixup in GLU NURBS curve evaluator (Eric Cazeaux)
+ - fixed delete [] bug in SI GLU (bug 721765) (Diego Santa Cruz)
+ - glFog() didn't clamp fog colors
+ - fixed bad float/int conversion for GL_TEXTURE_PRIORITY in the
+ gl[Get]TexParameteri[v] functions
+ - fixed invalid memory references in glTexGen functions (bug 781602)
+ - integer-valued color arrays weren't handled correctly
+ - glDrawPixels(GL_DEPTH_COMPONENT) with glPixelZoom didn't work
+ - GL_EXT_texture_lod_bias is part of 1.4, overlooked in 5.0.1
+ Changes:
+ - build GLUT with -fexceptions so C++ apps propogate exceptions
+
+
+5.1 December 17, 2003
+ New:
+ - reorganized directory tree
+ - GL_ARB_vertex/fragment_program extensions (Michal Krol & Karl Rasche)
+ - GL_ATI_texture_env_combine3 extension (Ian Romanick)
+ - GL_SGI_texture_color_table extension (Eric Plante)
+ - GL_NV_fragment_program extension
+ - GL_NV_light_max_exponent extension
+ - GL_EXT_texture_rectangle (identical to GL_NV_texture_rectangle)
+ - GL_ARB_occlusion_query extension
+ - GL_ARB_point_sprite extension
+ - GL_ARB_texture_non_power_of_two extension
+ - GL_IBM_multimode_draw_arrays extension
+ - GL_EXT_texture_mirror_clamp extension (Ian Romanick)
+ - GL_ARB_vertex_buffer_object extension
+ - new X86 feature detection code (Petr Sebor)
+ - less memory used for display lists and vertex buffers
+ - demo of per-pixel lighting with a fragment program (demos/fplight.c)
+ - new version (18) of glext.h header
+ - new spriteblast.c demo of GL_ARB_point_sprite
+ - faster glDrawPixels in X11 driver in some cases (see RELNOTES-5.1)
+ - faster glCopyPixels in X11 driver in some cases (see RELNOTES-5.1)
+ Bug fixes:
+ - really enable OpenGL 1.4 features in DOS driver.
+ - fixed issues in glDrawPixels and glCopyPixels for very wide images
+ - glPixelMapf/ui/usv()'s size parameter is GLsizei, not GLint
+ - fixed some texgen bugs reported by Daniel Borca
+ - fixed wglMakeCurrent(NULL, NULL) bug (#835861)
+ - fixed glTexSubImage3D z-offset bug (Cedric Gautier)
+ - fixed RGBA blend enable bug (Ville Syrjala)
+ - glAccum is supposed to be a no-op in selection/feedback mode
+ - fixed texgen bug #597589 (John Popplewell)
+ Changes:
+ - dropped API trace feature (src/Trace/)
+ - documentation overhaul. merged with website content. more html.
+ - glxgears.c demo updated to use GLX swap rate extensions
+ - glTexImage1/2/3D now allows width/height/depth = 0
+ - disable SPARC asm code on Linux (bug 852204)
+
+
+6.0 January 16, 2004
+ New:
+ - full OpenGL 1.5 support
+ - updated GL/glext.h file to version 21
+ Changes:
+ - changed max framebuffer size to 4Kx4K (MAX_WIDTH/HEIGHT in config.h)
+ Bug fixes:
+ - fixed bug in UNCLAMPED_FLOAT_TO_UBYTE macro; solves a color
+ clamping issue
+ - updated suno5-gcc configs
+ - glColor3 functions sometimes resulted in undefined alpha values
+ - fixed FP divide by zero error seen on VMS with xlockmore, others
+ - fixed vertex/fragment program debug problem (bug 873011)
+ - building on AIX with gcc works now
+ - glDeleteProgramsARB failed for ARB fragment programs (bug 876160)
+ - glDrawRangeElements tried to modify potentially read-only storage
+ - updated files for building on Windows
+
+
+6.0.1 April 2, 2004
+ New:
+ - upgraded glext.h to version 22
+ - new build targets (Dan Schikore)
+ - new linux-x86-opteron build target (Heath Feather)
+ Bug fixes:
+ - glBindProgramARB didn't update all necessary state
+ - fixed build problems on OpenBSD
+ - omit CVS directories from tarballs
+ - glGetTexImage(GL_COLOR_INDEX) was broken
+ - fixed an infinite loop in t&l module
+ - silenced some valgrind warnings about using unitialized memory
+ - fixed some compilation/link glitches on IRIX (Mike Stephens)
+ - glBindProgram wasn't getting compiled into display lists
+ - GLX_FBCONFIG_ID wasn't recognized in glXChooseFBConfig() (bug 888079)
+ - two-sided lighting and vertex program didn't work (bug 887330)
+ - stores to program parameter registers in vertex state programs
+ didn't work.
+ - fixed glOrtho bug found with gcc 3.2.2 (RH9)
+ - glXCreateWindow() wasn't fully implemented (bug 890894)
+ - generic vertex attribute arrays didn't work in display lists
+ - vertex buffer objects' default usage and access fields were wrong
+ - glDrawArrays with start!=0 was broken
+ - fragment program PK2H, UP2H, UP4B and UP4UB instructions were broken
+ - linux-osmesa16-static config didn't work
+ - fixed a few color index rendering problems (bug 910687)
+ - glInterleavedArrays didn't respect GL_CLIENT_ACTIVE_TEXTURE
+ - OSMesa RGB and BGR modes were broken
+ - glProgramStringARB mistakenly required a null-terminated string
+ - fragment program XPD instruction was incorrect
+ - glGetMaterial() didn't work reliably
+ - ARB_fragment_program KIL instruction was incorrect
+
+
+6.1 August 18, 2004
+ New:
+ - Revamped Makefile system
+ - glXUseRotatedXFont() utility (see xdemos/xuserotfont.c)
+ - internal driver interface changes related to texture object
+ allocation, vertex/fragment programs, BlendEquationSeparate, etc.
+ - option to walk triangle edges with double-precision floats
+ (Justin Novosad of Discreet) (see config.h file)
+ - support for AUX buffers in software GLX driver
+ - updated glext.h to version 24 and glxext.h to version 6
+ - new MESA_GLX_FORCE_ALPHA and MESA_GLX_DEPTH_BITS env vars
+ - updated BeOS support (Philippe Houdoin)
+ Changes:
+ - fragment fog interpolation is perspective corrected now
+ - new glTexImage code, much cleaner, may be a bit faster
+ Bug fixes:
+ - glArrayElement in display lists didn't handle generic vertex attribs
+ - glFogCoord didn't always work properly
+ - ARB_fragment_program fog options didn't work
+ - frag prog TEX instruction no longer incorrectly divides s,t,r by q
+ - ARB frag prog TEX and TEXP instructions now use LOD=0
+ - glTexEnviv in display lists didn't work
+ - glRasterPos didn't do texgen or apply texture matrix
+ - GL_DOUBLE-valued vertex arrays were broken in some cases
+ - fixed texture rectangle edge/border sampling bugs
+ - sampling an incomplete texture in a fragment program would segfault
+ - glTexImage was missing a few error checks
+ - fixed some minor glGetTexParameter glitches
+ - GL_INTENSITY was mistakenly accepted as a <format> to glTexImage
+ - fragment program writes to RC/HC register were broken
+ - fixed a few glitches in GL_HP_occlusion_test extension
+ - glBeginQueryARB and glEndQueryARB didn't work inside display lists
+ - vertex program state references were broken
+ - fixed triangle color interpolation bug on AIX (Shane Blackett)
+ - fixed a number of minor memory leaks (bug #1002030)
+
+
+6.2 October 2, 2004
+ New:
+ - enabled GL_ARB_texture_rectangle (same as GL_NV_texture_rectangle)
+ - updated Doxygen support (Jose Fonseca)
+ Changes:
+ - some GGI driver updates (Christoph Egger, bug 1025977)
+ Bug fixes:
+ - Omit GL_ARB_texture_non_power_of_two from list of OpenGL 1.5 features
+ - fixed a few compilation issues on IRIX
+ - fixed a matrix classification bug (reported by Wes Bethel)
+ - we weren't reseting the vertex/fragment program error state
+ before parsing (Dave Reveman)
+ - adjust texcoords for sampling texture rectangles (Dave Reveman)
+ - glGet*(GL_MAX_VERTEX_ATTRIBS_ARB) wasn't implemented
+ - repeated calls to glDeleteTexture(t) could lead to a crash
+ - fixed potential ref count bugs in VBOs and vertex/fragment programs
+ - spriteblast demo didn't handle window size changes correctly
+ - glTexSubImage didn't handle pixels=NULL correctly for PBOs
+ - fixed color index mode glDrawPixels bug (Karl Schultz)
+
+
+6.2.1 December 9, 2004
+ Bug fixes:
+ - don't apply regular fog or color sum when using a fragment program
+ - glProgramEnvParameter4fARB always generated an error on
+ GL_FRAGMENT_PROGRAM_ARB (fdo bug 1645)
+ - glVertexAttrib3svNV and glVertexAttrib3svARB were broken
+ - fixed width/height mix-up in glSeparableFilter2D()
+ - fixed regression in glCopyPixels + convolution
+ - glReadPixels from a clipped front color buffer didn't always work
+ - glTexImage didn't accept GL_RED/GREEN/BLUE as the format
+ - Attempting queries/accesses of VBO 0 weren't detected as errors
+ - paletted textures failed if the palette had fewer than 256 entries
+ Changes:
+ - fixed a bunch of compiler warnings found with gcc 3.4
+ - bug reports should to go bugzilla.freedesktop.org
+
+
+6.3 July 20, 2005
+ New:
+ - GL_EXT_framebuffer_object extension
+ - GL_ARB_draw_buffers extension
+ - GL_ARB_pixel_buffer_object extension
+ - GL_OES_read_format extension (Ian Romanick)
+ - DirectFB driver (Claudio Ciccani)
+ - x86_64 vertex transformation code (Mikko T.)
+ - Updated GL/glext.h to version 29
+ Changes:
+ - added -stereo option for glxgears demo (Jacek Rosik)
+ - updated the PBuffer demo code in xdemos/ directory
+ - glDeleteTextures/Programs/Buffers() now makes the object ID
+ available for immediate re-use
+ - assorted 64-bit clean-ups fixes (x86_64 and Win64)
+ - lots of internal changes for GL_EXT_framebuffer_object
+ Bug fixes:
+ - some functions didn't support PBO functionality
+ - glGetTexImage didn't convert color index images to RGBA as required
+ - fragment program texcoords were sometimes wrong for points and lines
+ - fixed problem with negative dot product in arbfplight, fplight demos
+ - fixed bug in perspective correction of antialiased, textured lines
+ - querying GL_POST_CONVOLUTION_ALPHA_BIAS_EXT returned wrong value
+ - fixed a couple per-pixel fog bugs (Soju Matsumoto)
+ - glGetBooleanv(GL_FRAGMENT_PROGRAM_BINDING_NV) was broken
+ - fixed float parsing bug in ARB frag/vert programs (bug 2520)
+ - XMesaGetDepthBuffer() returned incorrect value for bytesPerValue
+ - GL_COLOR_MATERIAL with glColor3 didn't properly set diffuse alpha
+ - glXChooseFBConfig() crashed if attribList pointer was NULL
+ - program state.light[n].spot.direction.w was wrong value (bug 3083)
+ - fragment program fog option required glEnable(GL_FOG) - wrong.
+ - glColorTable() could produce a Mesa implementation error (bug 3135)
+ - RasterPos could get corrupted by color index rendering path
+ - Removed bad XTranslateCoordinates call when rendering to Pixmaps
+ - glPopAttrib() didn't properly restore GL_TEXTURE_GEN enable state
+ - fixed a few Darwin compilation problems
+
+
+6.3.1
+ This was an intermediate release for X.org which wasn't otherwise released.
+
+
+6.3.2 August 19, 2005
+ New:
+ - The distribution now includes the DRI drivers and GLX code
+ Changes:
+ - Made the DRI "new" driver interface standard, remove old code
+ Bug fixes:
+ - GL_ARB_vertex/fragment_shader were mistakenly listed in the
+ extensions string
+ - negative relative addressing in vertex programs was broken
+ - update/fix SPARC assembly code for vertex transformation
+ - fixed memory leak when freeing GLX drawables/renderbuffers
+ - fixed display list memory leak
+ - the GL_PIXEL_MAP_I_TO_I table is now floating point, not integer
+ - wglGetProcAddress() didn't handle wgl-functions
+ - fixed glxext.h cross-compile issue (Colin Harrison)
+ - assorted DRI driver fixes
+
+
+6.4 October 24, 2005
+ New:
+ - Added a fast XOR line drawing function in Xlib driver
+ - Added support for GL_ARB_texture_mirrored_repeat to savage
+ driver (supported only on Savage4 hardware).
+ Changes:
+ - Mesa now packaged in three parts: Library, Demos and GLUT
+ Bug fixes:
+ - GLX_X_RENDERABLE token wasn't accepted by glXChooseFBConfig
+ - Some files were present multiple times in the 6.3.2 tarballs
+ - r200_vtxtmp_x86.S file was missing from 6.3.2 tarball (bug 4207)
+ - glxgears_fbconfig demo didn't work (bug 4237)
+ - fixed bug when bilinear sampling 2d textures with borders
+ - glXCreatePbuffer() could segfault instead of returning 0 (bug 4235)
+ - fixed undefined frexp and rand in X.org libGLcore.a (bug 4242)
+ - fixed a few problems with proxy color tables (bug 4270)
+ - fixed precision problem in Z clearing (bug 4395)
+ - glBitmap, glDraw/CopyPixels mistakenly generated selection hits
+ - fixed potential segfault caused by reading pixels outside
+ of renderbuffer bounds
+ - glGetTexLevelParameter didn't accept GL_TEXTURE_DEPTH_SIZE_ARB
+ - fixed memory corruption bug involving software alpha buffers
+ - glReadPixels clipped by window bounds was sometimes broken
+ - glDraw/CopyPixels of stencil data ignored the stencil write mask
+ - glReadPixels from a texture bound to a framebuffer object didn't work
+ - glIsRender/FramebufferEXT weren't totally correct
+ - fixed a number of point size attenuation/fade bugs
+ - fixed glFogCoord bug 4729
+ - GLX encoding for transpose matrix functions was broken
+ - fixed broken fragment program KIL and SWZ instructions
+ - fragment programs that wrote result.depth.z didn't work
+
+
+6.4.1 November 30, 2005
+ Bug fixes:
+ - redefining a vertex program string didn't take effect in TNL module
+ - fixed occasional segfault upon vertex/fragment parsing error
+ - vertex program LIT instruction didn't handle 0^0=1 correctly
+ - fragment program fog option didn't work with glDrawPixels, glBitmap
+ - USE_MGL_NAMESPACE didn't work for x86-64
+ - OSMesa demos were missing from previous release tarballs
+ - fixed problem with float->ushort conversion in glClear (bug 4992)
+ - popping of GL_EYE_PLANE texgen state was broken (bug 4996)
+ - popping of GL_SPOT_DIRECTION light state was broken (bug 5005)
+ - fixed occasional triangle color interpolation problem on VMS
+ - work around invalid free() call (bug 5131)
+ - fixed BSD X server compilation problem by including stdint.h
+
+
+6.4.2 February 2, 2006
+ New:
+ - added OSMesaColorClamp() function/feature
+ - added wglGetExtensionStringARB() function
+ Bug fixes:
+ - fixed some problems when building on Windows
+ - GLw header files weren't installed by installmesa script (bug 5396)
+ - GL/glfbdev.h file was missing from tarballs
+ - fixed TNL initialization bug which could lead to crash (bug 5791)
+
+
+6.5 March 31, 2006
+ New:
+ - OpenGL Shading Language support through GL_ARB_shader_objects,
+ GL_ARB_shading_language_100, GL_ARB_vertex_shader and
+ GL_ARB_fragment_shader (done by Michal Krol)
+ - GL_EXT_packed_depth_stencil extension
+ - GL_EXT_timer_query extension
+ - GL_EXT_framebuffer_blit extension
+ - GL_ARB_half_float_pixel
+ - reflect demo improved to support multiple windows
+ - singlebuffer demo (shows no/little-flicker single-buffered rendering)
+ - r200: enable GL_ARB_texture_env_crossbar, separate the texture
+ sampling unit bits from the texture env combine enable bits
+ - r200: add support for GL_ATI_fragment_shader
+ - added fast XOR-mode line drawing optimization
+ - radeon: add support for all 3 tmus, GL_ARB_texture_cube_map
+ and GL_EXT_fog_coord
+ - MESA_GLX_ALPHA_BITS env var for xlib driver
+ - many DRI driver updates (including screen rotation support
+ for the Intel DRI driver)
+ Changes:
+ - removed GL_HP_occlusion_test (use GL_ARB_occlusion_query instead)
+ - removed GL_SGIX/SGIS_pixel_texture extensions
+ Bug fixes:
+ - fixed glxcontextmodes.c datatype problem (bug 5835)
+ - fixed aix-gcc build/install bugs (bug 5874)
+ - fixed some bugs in texture env program generation
+ - glXCopyContext() didn't handle texture object bindings properly
+ - glXCopyContext() didn't copy all lighting state
+ - fixed FreeBSD config (Pedro Giffuni)
+ - fixed some minor framebuffer object bugs
+ - replaced dprintf() with _glu_printf() in GLU (bug 6244)
+ - fixed a number of thread safety bugs/regressions
+ - fixed a number of GLU tesselator bugs (John Shell, bug 6339)
+ - paletted texturing was broken w/ floating point palettes (K. Schultz)
+ - lots of assorted framebuffer object bug fixes
+
+6.5.1 August 31, 2006
+ New:
+ - Intel i965 DRI driver
+ - GL_APPLE_vertex_array_object extension (Ian Romanick)
+ - GL_EXT_texture_sRGB extension
+ - GL_EXT_gpu_program_parameters (Ian Romanick)
+ - "engine" demo
+ - updated fbdev driver and GLUT for fbdev (Sean D'Epagnier)
+ - many updates to the DRI drivers
+ Changes:
+ - The glVertexAttribARB functions no longer alias the conventional
+ vertex attributes.
+ - glxinfo program prints more info with -l option
+ - GL_FRAGMENT_PROGRAM_NV and GL_FRAGMENT_PROGRAM_ARB are now
+ compatible, in terms of glBindProgramARB()
+ Bug fixes:
+ - fixed broken texture border handling for depth textures (bug 6498)
+ - removed the test for duplicated framebuffer attachments, per
+ version 117 of the GL_EXT_framebuffer_object specification
+ - fixed a few render-to-texture bugs, including render to depth texture
+ - clipping of lines against user-defined clip planes was broken (6512)
+ - assembly language dispatch for SPARC was broken (bug 6484)
+ - assorted compilation fixes on various Unix platforms (Dan Schikore)
+ - glPopAttrib could restore an invalid value for GL_DRAW_BUFFER
+ - assorted minor fixes for 16 and 32 bit/channel modes
+ - fixed assorted bugs in texture compression paths
+ - fixed indirect rendering vertex array crashes (bug 6863)
+ - glDrawPixels GL_INDEX_OFFSET didn't always work
+ - fixed convolution memory leak (bug 7077)
+ - rectangular depth textures didn't work
+ - invalid mode to glBegin didn't generate an error (bug 7142)
+ - 'normalized' parameter to glVertexAttribPointerARB didn't work
+ - disable bogus GLX_SGI_video_sync extension in xlib driver
+ - fixed R128 driver locking bug (Martijn van Oosterhout)
+ - using evaluators with vertex programs caused crashes (bug 7564)
+ - fragment.position wasn't set correctly for point/line primitives
+ - fixed parser bug for scalar sources for GL_NV_fragment_program
+ - max fragment program length was incorrectly 128, now 1024
+ - writes to result.depth in fragment programs weren't clamped to [0,1]
+ - fixed potential dangling pointer bug in glBindProgram()
+ - fixed some memory leaks (and potential crashes) in Xlib driver
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