From a0c4815433ccd57322f4f7703ca35e9ccfa59250 Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 8 Oct 2009 13:15:52 +0000 Subject: Added MesaLib-7.6 --- mesalib/docs/versions.html | 1656 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1656 insertions(+) create mode 100644 mesalib/docs/versions.html (limited to 'mesalib/docs/versions.html') diff --git a/mesalib/docs/versions.html b/mesalib/docs/versions.html new file mode 100644 index 000000000..84b40fd21 --- /dev/null +++ b/mesalib/docs/versions.html @@ -0,0 +1,1656 @@ + + +Mesa Version History + + + + + + + + +NOTE: Changes for Mesa 6.4 and later are documented in the corresponding +release notes file. + + + +

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) +
+
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 +
+
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 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 +

+ + + +NOTE: Changes for Mesa 6.4 and later are documented in the corresponding +release notes file. + + + + + -- cgit v1.2.3