+ + 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) @@ -37,7 +43,7 @@ New:
GLUT support

1.1.1 beta March 7, 1995

Changes:

Reverted from eval2.c to eval.c due to FPE on Linux @@ -45,7 +51,7 @@ Changes:
more Makefile changes

1.1.2 beta March 14, 1995

New:

implementation of SGI's blending extensions @@ -61,7 +67,7 @@ Changes:
faster transformation arithmetic

1.1.3 beta March 31, 1995

New:

gluScaleImage() and gluBuild2DMipMaps() implemented @@ -76,7 +82,7 @@ Changes:
more bug fixes

1.1.4 beta April 20, 1995

Bug fixes:

missing #define SEEK_SET in src-tk/image.c @@ -96,7 +102,7 @@ New features:
Implemented gluPartialDisk()

1.2 May 22, 1995

Bug fixes:

IRIX 4.x makefile problem @@ -128,7 +134,7 @@ Bug fixes:
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 +
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 @@ -144,7 +150,7 @@ New features: 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 +
- most filenames are in 8.3 format to accommodate MS-DOS
- use GLubytes to store arrays of colors instead of GLints
@@ -391,7 +397,7 @@ Bug fixes:
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 +
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 @@ -505,7 +511,7 @@ Changes:
many 3Dfx driver updates
cygnus Makefiles now included
updated DOS driver -
made a few changes to dosmesa.c and wmesa.c (VB->Unclipped) +
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

@@ -594,7 +600,7 @@ New:

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 +

XMesaSetFXmode() to switch between 3Dfx window and full-screen mode

added preliminary thread support

added GLX_MESA_copy_sub_buffer extension

some clipping optimizations @@ -606,7 +612,7 @@ Bug fixes:

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 +

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 @@ -621,7 +627,7 @@ 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 +
renamed directories: demos -> xdemos, gdemos -> demos

@@ -898,9 +904,9 @@ New:

demos/texenv.c demo

GL_EXT_texture_env_combine extension (by Holger Waechtler)

Xlib driver is now thread-safe (see xdemos/glthreads) -

-Bug Fixes: +Bug Fixes: +

various GL conformance failures fixed since 3.2.1

Changes: @@ -936,9 +942,9 @@ Bug Fixes:

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: +Changes: +

finished internal support for compressed textures for DRI

@@ -1137,12 +1143,12 @@ Bug fixes:

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) +

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) +

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) @@ -1180,7 +1186,7 @@ Bug fixes: Changes:

lots of C++ (g++) code clean-ups -
lots of T&L updates for the Radeon DRI driver +
lots of T&L updates for the Radeon DRI driver

Known bugs:

@@ -1218,7 +1224,7 @@ Bug fixes: Changes:

max texture units reduced to six to accomodate texture rectangles +
max texture units reduced to six to accommodate texture rectangles
removed unfinished GL_MESA_sprite_point extension code

@@ -1380,7 +1386,7 @@ Changes: New:

reorganized directory tree -
GL_ARB_vertex/fragment_program extensions (Michal Krol & Karl Rasche) +
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 @@ -1397,8 +1403,8 @@ New:
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) +
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:

@@ -1443,7 +1449,7 @@ Bug fixes: -

6.0.1 April 2, 2004

New:

upgraded glext.h to version 22 @@ -1456,7 +1462,7 @@ Bug fixes:
fixed build problems on OpenBSD
omit CVS directories from tarballs
glGetTexImage(GL_COLOR_INDEX) was broken -
fixed an infinite loop in t&l module +
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 @@ -1481,7 +1487,7 @@ Bug fixes:

6.1 August 18, 2004

New:

Revamped Makefile system @@ -1514,7 +1520,7 @@ Bug fixes:
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 +
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 @@ -1524,7 +1530,7 @@ Bug fixes: