news.html revision a8158599dfdbeded7fc9e9a4d1680703c20e2b05
1<HTML> 2 3<TITLE>Mesa News</TITLE> 4 5<BODY text="#000000" bgcolor="#55bbff"> 6 7<H1>News</H1> 8 9 10<h2>December 9, 2004</h2> 11<p> 12Mesa 6.2.1 has been released. 13This is a stable release which just fixes bugs since the 6.2 release. 14</p> 15<pre> 16 Bug fixes: 17 - don't apply regular fog or color sum when using a fragment program 18 - glProgramEnvParameter4fARB always generated an error on 19 GL_FRAGMENT_PROGRAM_ARB (fdo bug 1645) 20 - glVertexAttrib3svNV and glVertexAttrib3svARB were broken 21 - fixed width/height mix-up in glSeparableFilter2D() 22 - fixed regression in glCopyPixels + convolution 23 - glReadPixels from a clipped front color buffer didn't always work 24 - glTexImage didn't accept GL_RED/GREEN/BLUE as the format 25 - Attempting queries/accesses of VBO 0 weren't detected as errors 26 - paletted textures failed if the palette had fewer that 256 entries 27 Changes: 28 - fixed a bunch of compiler warnings found with gcc 3.4 29 - bug reports should to go bugzilla.freedesktop.org 30</pre> 31<p> 32The MD5 checksums are: 33</p> 34<pre> 3580008a92f6e055d3bfdde2cf331ec3fa MesaLib-6.2.1.tar.gz 36f43228cd2bf70f583ef3275c1c545421 MesaLib-6.2.1.tar.bz2 37dec26cfd40116ad021020fea2d94f652 MesaLib-6.2.1.zip 382c7af3c986a7571c8713c8bfee7e49e3 MesaDemos-6.2.1.tar.gz 393cac74667b50bcbd4f67f594fb4224a2 MesaDemos-6.2.1.tar.bz2 4075b3edd12eb2b370caf05f29b99e508a MesaDemos-6.2.1.zip 41</pre> 42 43 44<h2>October 2, 2004</h2> 45<p> 46Mesa 6.2 has been released. 47This is a stable release which just fixes bugs since the 6.1 release. 48</p> 49<pre> 50 New: 51 - enabled GL_ARB_texture_rectangle (same as GL_NV_texture_rectangle) 52 - updated Doxygen support (Jose Fonseca) 53 Changes: 54 - some GGI driver updates (Christoph Egger, bug 1025977) 55 Bug fixes: 56 - Omit GL_ARB_texture_non_power_of_two from list of OpenGL 1.5 features 57 - fixed a few compilation issues on IRIX 58 - fixed a matrix classification bug (reported by Wes Bethel) 59 - we weren't reseting the vertex/fragment program error state 60 before parsing (Dave Reveman) 61 - adjust texcoords for sampling texture rectangles (Dave Reveman) 62 - glGet*(GL_MAX_VERTEX_ATTRIBS_ARB) wasn't implemented 63 - repeated calls to glDeleteTexture(t) could lead to a crash 64 - fixed potential ref count bugs in VBOs and vertex/fragment programs 65 - spriteblast demo didn't handle window size changes correctly 66 - glTexSubImage didn't handle pixels=NULL correctly for PBOs 67 - fixed color index mode glDrawPixels bug (Karl Schultz) 68</pre> 69<p> 70The MD5 checksums are: 71</p> 72<pre> 739e8f34b059272dbb8e1f2c968b33bbf0 MesaLib-6.2.tar.gz 743d6a6362390b6a37d3cb2e615f3ac7db MesaLib-6.2.tar.bz2 756cfd7895d28e695c0dbbed9469564091 MesaLib-6.2.zip 763e06e33b0809f09855cb60883b8bdfef MesaDemos-6.2.tar.gz 779d160009c3dfdb35fe7e4088c9ba8f85 MesaDemos-6.2.tar.bz2 78856f7ec947122eb3c8985ebc2f654dcd MesaDemos-6.2.zip 79</pre> 80 81 82<h2>August 18, 2004</h2> 83<p> 84Mesa 6.1 has been released. 85This is a new development release (version 6.2 will be a stabilization 86release). 87</p> 88<pre> 89 New: 90 - Revamped Makefile system 91 - glXUseRotatedXFont() utility (see xdemos/xuserotfont.c) 92 - internal driver interface changes related to texture object 93 allocation, vertex/fragment programs, BlendEquationSeparate, etc. 94 - option to walk triangle edges with double-precision floats 95 (Justin Novosad of Discreet) (see config.h file) 96 - support for AUX buffers in software GLX driver 97 - updated glext.h to version 24 and glxext.h to version 6 98 - new MESA_GLX_FORCE_ALPHA and MESA_GLX_DEPTH_BITS env vars 99 - updated BeOS support (Philippe Houdoin) 100 Changes: 101 - fragment fog interpolation is perspective corrected now 102 - new glTexImage code, much cleaner, may be a bit faster 103 Bug fixes: 104 - glArrayElement in display lists didn't handle generic vertex attribs 105 - glFogCoord didn't always work properly 106 - ARB_fragment_program fog options didn't work 107 - frag prog TEX instruction no longer incorrectly divides s,t,r by q 108 - ARB frag prog TEX and TEXP instructions now use LOD=0 109 - glTexEnviv in display lists didn't work 110 - glRasterPos didn't do texgen or apply texture matrix 111 - GL_DOUBLE-valued vertex arrays were broken in some cases 112 - fixed texture rectangle edge/border sampling bugs 113 - sampling an incomplete texture in a fragment program would segfault 114 - glTexImage was missing a few error checks 115 - fixed some minor glGetTexParameter glitches 116 - GL_INTENSITY was mistakenly accepted as a <format> to glTexImage 117 - fragment program writes to RC/HC register were broken 118 - fixed a few glitches in GL_HP_occlusion_test extension 119 - glBeginQueryARB and glEndQueryARB didn't work inside display lists 120 - vertex program state references were broken 121 - fixed triangle color interpolation bug on AIX (Shane Blackett) 122 - fixed a number of minor memory leaks (bug #1002030) 123</pre> 124The MD5 checksums are: 125</p> 126<pre> 127c9284d295ebcd2e0486cc3cd54e5863c MesaLib-6.1.tar.gz 1285de1f53ec0709f60fc68fdfed57351f3 MesaLib-6.1.tar.bz2 129483e77cac4789a5d36c42f3c0136d6d8 MesaLib-6.1.zip 1308c46cfa6f9732acc6f6c25724aad0246 MesaDemos-6.1.tar.gz 13189bfe0f6c69b39fd0ebd9fff481a4e9b MesaDemos-6.1.tar.bz2 132161268531fcc6f0c5a056430ee97e0c1 MesaDemos-6.1.zip 133</pre> 134 135 136 137<h2>April 2, 2004</h2> 138 139<p> 140Mesa 6.0.1 has been released. 141This release basically just fixes bugs since the 6.0. release. 142</p> 143<pre> 144 New: 145 - upgraded glext.h to version 22 146 - new build targets (Dan Schikore) 147 - new linux-x86-opteron build target (Heath Feather) 148 Bug fixes: 149 - glBindProgramARB didn't update all necessary state 150 - fixed build problems on OpenBSD 151 - omit CVS directories from tarballs 152 - glGetTexImage(GL_COLOR_INDEX) was broken 153 - fixed an infinite loop in t&l module 154 - silenced some valgrind warnings about using unitialized memory 155 - fixed some compilation/link glitches on IRIX (Mike Stephens) 156 - glBindProgram wasn't getting compiled into display lists 157 - GLX_FBCONFIG_ID wasn't recognized in glXChooseFBConfig() (bug 888079) 158 - two-sided lighting and vertex program didn't work (bug 887330) 159 - stores to program parameter registers in vertex state programs 160 didn't work. 161 - fixed glOrtho bug found with gcc 3.2.2 (RH9) 162 - glXCreateWindow() wasn't fully implemented (bug 890894) 163 - generic vertex attribute arrays didn't work in display lists 164 - vertex buffer objects' default usage and access fields were wrong 165 - glDrawArrays with start!=0 was broken 166 - fragment program PK2H, UP2H, UP4B and UP4UB instructions were broken 167 - linux-osmesa16-static config didn't work 168 - fixed a few color index rendering problems (bug 910687) 169 - glInterleavedArrays didn't respect GL_CLIENT_ACTIVE_TEXTURE 170 - OSMesa RGB and BGR modes were broken 171 - glProgramStringARB mistakenly required a null-terminated string 172 - fragment program XPD instruction was incorrect 173 - glGetMaterial() didn't work reliably 174</pre> 175The MD5 checksums are: 176</p> 177<pre> 178011be0e79666c7a6eb9693fbf9348653 MesaLib-6.0.1.tar.gz 179b7f14088c5c2f14490d2739a91102112 MesaLib-6.0.1.tar.bz2 180bf0510cf0a2b87d64cdd317eca3f1db1 MesaLib-6.0.1.zip 181b7b648599e0aaee1c4ffc554a2a9139e MesaDemos-6.0.1.tar.gz 182dd6aadfd9ca8e1cfa90c6ee492bc6f43 MesaDemos-6.0.1.tar.bz2 183eff71d59c211825e949199852f5a2316 MesaDemos-6.0.1.zip 184</pre> 185 186 187 188<h2>January 16, 2004</h2> 189 190<p> 191Mesa 6.0 has been released. This is a stabilization of the 5.1 release 192and primarily just incorporates bug fixes. 193</p> 194<pre> 195 New: 196 - full OpenGL 1.5 support 197 - updated GL/glext.h file to version 21 198 Changes: 199 - changed max framebuffer size to 4Kx4K (MAX_WIDTH/HEIGHT in config.h) 200 Bug fixes: 201 - fixed bug in UNCLAMPED_FLOAT_TO_UBYTE macro; solves a color 202 clamping issue 203 - updated suno5-gcc configs 204 - glColor3 functions sometimes resulted in undefined alpha values 205 - fixed FP divide by zero error seen on VMS with xlockmore, others 206 - fixed vertex/fragment program debug problem (bug 873011) 207 - building on AIX with gcc works now 208 - glDeleteProgramsARB failed for ARB fragment programs (bug 876160) 209 - glDrawRangeElements tried to modify potentially read-only storage 210 - updated files for building on Windows 211</pre> 212 213 214 215<h2>December 28, 2003</h2> 216 217<p> 218The Mesa CVS server has been moved to <a href="http://www.freedesktop.org" 219target="_parent"> 220freedesktop.org</a> because of problems with SourceForge's anonymous 221CVS service. 222</p> 223 224<p>Please see the <a href="cvs_access.html">CVS access page</a> for details. 225</p> 226 227 228<h2>December 17, 2003</h2> 229 230<p> 231Mesa 5.1 has been released. This is a new development release. 232Mesa 6.0 will be the next stable release and will support all 233OpenGL 1.5 features. 234</p> 235<pre> 236 New features: 237 - reorganized directory tree 238 - GL_ARB_vertex/fragment_program extensions (Michal Krol & Karl Rasche) 239 - GL_ATI_texture_env_combine3 extension (Ian Romanick) 240 - GL_SGI_texture_color_table extension (Eric Plante) 241 - GL_NV_fragment_program extension 242 - GL_NV_light_max_exponent extension 243 - GL_EXT_texture_rectangle (identical to GL_NV_texture_rectangle) 244 - GL_ARB_occlusion_query extension 245 - GL_ARB_point_sprite extension 246 - GL_ARB_texture_non_power_of_two extension 247 - GL_IBM_multimode_draw_arrays extension 248 - GL_EXT_texture_mirror_clamp extension (Ian Romanick) 249 - GL_ARB_vertex_buffer_object extension 250 - new X86 feature detection code (Petr Sebor) 251 - less memory used for display lists and vertex buffers 252 - demo of per-pixel lighting with a fragment program (demos/fplight.c) 253 - new version (18) of glext.h header 254 - new spriteblast.c demo of GL_ARB_point_sprite 255 - faster glDrawPixels in X11 driver in some cases (see RELNOTES-5.1) 256 - faster glCopyPixels in X11 driver in some cases (see RELNOTES-5.1) 257 Bug fixes: 258 - really enable OpenGL 1.4 features in DOS driver. 259 - fixed issues in glDrawPixels and glCopyPixels for very wide images 260 - glPixelMapf/ui/usv()'s size parameter is GLsizei, not GLint 261 - fixed some texgen bugs reported by Daniel Borca 262 - fixed wglMakeCurrent(NULL, NULL) bug (#835861) 263 - fixed glTexSubImage3D z-offset bug (Cedric Gautier) 264 - fixed RGBA blend enable bug (Ville Syrjala) 265 - glAccum is supposed to be a no-op in selection/feedback mode 266 - fixed texgen bug #597589 (John Popplewell) 267 Changes: 268 - dropped API trace feature (src/Trace/) 269 - documentation overhaul. merged with website content. more html. 270 - glxgears.c demo updated to use GLX swap rate extensions 271 - glTexImage1/2/3D now allows width/height/depth = 0 272 - disable SPARC asm code on Linux (bug 852204) 273</pre> 274 275The MD5 checksums are: 276</p> 277<pre> 27878f452f6c55478471a744f07147612b5 MesaLib-5.1.tar.gz 27967b3b8d3f7f4c8c44904551b851d01af MesaLib-5.1.tar.bz2 2806dd19ffa750ec7f634e370a987505c9d MesaLib-5.1.zip 281e0214d4ebb22409dfa9262f2b52fd828 MesaDemos-5.1.tar.gz 282066c9aff4fd924405de1ae9bad5ec9a7 MesaDemos-5.1.tar.bz2 283d2b5ba32b53e0ad0576c637a4cc1fb41 MesaDemos-5.1.zip 284</pre> 285 286 287<H2>November 12, 2003</H2> 288 289<p> 290New Mesa 5.0.2 tarballs have been uploaded to SourceForge which fix a 291number of automake/libtool problems. 292</p> 293<p> 294The new MD5 checksums are: 295</p> 296<pre> 297a9dcf3ff9ad1b7d6ce73a0df7cff8b5b MesaLib-5.0.2.tar.gz 2987b4bf9261657c2fca03796d4955e6f50 MesaLib-5.0.2.tar.bz2 29979c141bddcbad557647535d02194f346 MesaLib-5.0.2.zip 300952d9dc823dd818981d1a648d7b2668a MesaDemos-5.0.2.tar.gz 301b81fafff90995025d2f25ea02b786642 MesaDemos-5.0.2.tar.bz2 302a21be975589e8a2d1871b6bb7874fffa MesaDemos-5.0.2.zip 303</pre> 304 305 306 307<h2>September 5, 2003</h2> 308 309<p> 310Mesa 5.0.2 has been released. This is a stable, bug-fix release. 311</p> 312<pre> 313 Bug fixes: 314 - fixed texgen problem causing texcoord's Q to be zero (stex3d) 315 - default GL_TEXTURE_COMPARE_MODE_ARB was wrong 316 - GL_CURRENT_MATRIX_NV query was wrong 317 - GL_CURRENT_MATRIX_STACK_DEPTH_NV query was off by one 318 - GL_LIST_MODE query wasn't correct 319 - GL_FOG_COORDINATE_SOURCE_EXT query wasn't supported 320 - GL_SECONDARY_COLOR_ARRAY_SIZE_EXT query returned wrong value 321 - blended, wide lines didn't always work correctly (bug 711595) 322 - glVertexAttrib4svNV w component was always 1 323 - fixed bug in GL_IBM_rasterpos_clip (missing return) 324 - GL_DEPTH_TEXTURE_MODE = GL_ALPHA didn't work correctly 325 - a few Solaris compilation fixes 326 - fixed glClear() problem for DRI drivers (non-existant stencil, etc) 327 - fixed int/REAL mixup in GLU NURBS curve evaluator (Eric Cazeaux) 328 - fixed delete [] bug in SI GLU (bug 721765) (Diego Santa Cruz) 329 - glFog() didn't clamp fog colors 330 - fixed bad float/int conversion for GL_TEXTURE_PRIORITY in the 331 gl[Get]TexParameteri[v] functions 332 - fixed invalid memory references in glTexGen functions (bug 781602) 333 - integer-valued color arrays weren't handled correctly 334 - glDrawPixels(GL_DEPTH_COMPONENT) with glPixelZoom didn't work 335 - GL_EXT_texture_lod_bias is part of 1.4, overlooked in 5.0.1 336 Changes: 337 - build GLUT with -fexceptions so C++ apps propogate exceptions 338</pre> 339 340 341 342<h2>June 2003</h2> 343 344<p> 345Mesa's directory tree has been overhauled. 346Things are better organized now with some thought toward future needs. 347</p> 348<p> 349In CVS, the latest Mesa 5.1 development code is now rooted under the 350<b>Mesa-newtree/</b> directory. The old top-level <b>Mesa/</b> directory 351holds the Mesa 5.0.x code which will be abandoned at some point. 352</p> 353 354 355 356<h2>March 30, 2003</h2> 357 358<p> 359Mesa 5.0.1 has been released. This is a stable, bug-fix release. 360</p> 361<pre> 362 New: 363 - DOS driver updates from Daniel Borca 364 - updated GL/gl_mangle.h file (Bill Hoffman) 365 Bug fixes: 366 - auto mipmap generation for cube maps was broken (bug 641363) 367 - writing/clearing software alpha channels was unreliable 368 - minor compilation fixes for OS/2 (Evgeny Kotsuba) 369 - fixed some bad assertions found with shadowtex demo 370 - fixed error checking bug in glCopyTexSubImage2D (bug 659020) 371 - glRotate(angle, -x, 0, 0) was incorrect (bug 659677) 372 - fixed potential segfault in texture object validation (bug 659012) 373 - fixed some bogus code in _mesa_test_os_sse_exception_support (Linus) 374 - fix fog stride bug in tnl code for h/w drivers (Michel Danzer) 375 - fixed glActiveTexture / glMatrixMode(GL_TEXTURE) bug (#669080) 376 - glGet(GL_CURRENT_SECONDARY_COLOR) should return 4 values, not 3 377 - fixed compilation problem on Solaris7/x86 (bug 536406) 378 - fixed prefetch bug in 3DNow! code (Felix Kuhling) 379 - fixed NeXT build problem (FABSF macro) 380 - glDrawPixels Z values when glPixelZoom!=1 were invalid (bug 687811) 381 - zoomed glDraw/CopyPixels with clipping sometimes failed (bug 689964) 382 - AA line and triangle Z values are now rounded, not truncated 383 - fixed color interpolation bug when GLchan==GLfloat (bug 694461) 384 - glArePrograms/TexturesResident() wasn't 100% correct (Jose Fonseca) 385 - fixed a minor GL_COLOR_MATERIAL bug 386 - NV vertex program EXP instruction was broken 387 - glColorMask misbehaved with X window / pixmap rendering 388 - fix autoconf/libtool GLU C++ linker problem on Linux (a total hack) 389 - attempt to fix GGI compilation problem when MesaDemos not present 390 - NV vertex program ARL-relative fetches didn't work 391 Changes: 392 - use glPolygonOffset in gloss demo to avoid z-fighting artifacts 393 - updated winpos and pointblast demos to use ARB extensions 394 - disable SPARC normal transformation code (bug 673938) 395 - GLU fixes for OS/2 (Evgeny Kotsuba) 396</pre> 397<p> 398MD5 checksums follow: 399</p> 400<pre> 401b80f8b5d53a3e9f19b9fde5af0c542f0 MesaLib-5.0.1.tar.gz 402513b4bbd7d38951f05027179063d876b MesaLib-5.0.1.tar.bz2 403eebd395678f4520d33b267e5d5c22651 MesaLib-5.0.1.zip 40449d7feaec6dc1d2091d7c3cc72a9b320 MesaDemos-5.0.1.tar.gz 40537190374a98c3c892f0698be9ca3acf0 MesaDemos-5.0.1.tar.bz2 406becd8bf17f5791361b4a54ba2a78e5c9 MesaDemos-5.0.1.zip 407</pre> 408 409 410 411<h2>March 7, 2003</h2> 412<p> 413Website and documentation overhaul. 414</p> 415<p> 416The website content and Mesa documentation (from the doc/ directory) have 417been merged together. 418All the documentation files have been entered into the CVS repository. 419Many of the old plain-text files have been converted to html and modernized. 420</p> 421 422 423<h2>November 13, 2002</h2> 424<p>Mesa 5.0 has been released. This is a stable release which 425implements the OpenGL 1.4 specification. 426</p><pre>New: 427 - OpenGL 1.4 support (glGetString(GL_VERSION) returns "1.4") 428 - removed some overlooked debugging code 429 - glxinfo updated to support GLX_ARB_multisample 430 - GLUT now support GLX_ARB_multisample 431 - updated DOS driver (Daniel Borca) 432Bug fixes: 433 - GL_POINT and GL_LINE-mode polygons didn't obey cull state 434 - fixed potential bug in _mesa_align_malloc/calloc() 435 - fixed missing triangle bug when running vertex programs 436 - fixed a few HPUX compilation problems 437 - FX (Glide) driver didn't compile 438 - setting GL_TEXTURE_BORDER_COLOR with glTexParameteriv() didn't work 439 - a few EXT functions, like glGenTexturesEXT, were no-ops 440 - a few OpenGL 1.4 functions like glFogCoord*, glBlendFuncSeparate, 441 glMultiDrawArrays and glMultiDrawElements were missing 442 - glGet*(GL_ACTIVE_STENCIL_FACE_EXT) was broken 443 - Pentium 4 Mobile was mistakenly identified as having 3DNow! 444 - fixed one-bit error in point/line fragment Z calculation 445 - fixed potential segfault in fakeglx code 446 - fixed color overflow problem in DOT3 texture env mode 447</pre> 448 449 450<h2>October 29, 2002</h2> 451<p>Mesa 4.1 has been released. This is a new development release. 452For a stable release, get 4.0.4. 453</p><pre>New: 454 - GL_NV_vertex_program extension 455 - GL_NV_vertex_program1_1 extension 456 - GL_ARB_window_pos extension 457 - GL_ARB_depth_texture extension 458 - GL_ARB_shadow extension 459 - GL_ARB_shadow_ambient extension 460 - GL_EXT_shadow_funcs extension 461 - GL_ARB_point_parameters extension 462 - GL_ARB_texture_env_crossbar 463 - GL_NV_point_sprite extension 464 - GL_NV_texture_rectangle extension 465 - GL_EXT_multi_draw_arrays extension 466 - GL_EXT_stencil_two_side extension 467 - GLX_SGIX_fbconfig and GLX_SGIX_pbuffer extensions 468 - GL_ATI_texture_mirror_once extension (Ian Romanick) 469 - massive overhaul/simplification of software rasterizer module, 470 many contributions from Klaus Niederkrueger 471 - faster software texturing in some cases (i.e. trilinear filtering) 472 - new OSMesaGetProcAddress() function 473 - more blend modes implemented with MMX code (Jose Fonseca) 474 - added glutGetProcAddress() to GLUT 475 - added GLUT_FPS env var to compute frames/second in glutSwapBuffers() 476 - pbinfo and pbdemo PBuffer programs 477 - glxinfo -v prints transprent pixel info (Gerd Sussner) 478Bug fixes: 479 - better mipmap LOD computation (prevents excessive blurriness) 480 - OSMesaMakeCurrent() didn't recognize buffer size changes 481 - assorted conformance fixes for 16-bit/channel rendering 482 - texcombine alpha subtraction mode was broken 483 - fixed some blend problems when GLchan==GLfloat (Gerk Huisma) 484 - clamp colors to [0,1] in OSMesa if GLchan==GLfloat (Gerk Huisma) 485 - fixed divide by zero error in NURBS tessellator (Jon Perry) 486 - fixed GL_LINEAR fog bug by adding clamping 487 - fixed FP exceptions found using Alpha CPU 488 - 3dfx/glide driver render-to-window feature was broken 489 - added missing GLX_TRANSPARENT_RGB token to glx.h 490 - fixed error checking related to paletted textures 491 - fixed reference count error in glDeleteTextures (Randy Fayan) 492Changes: 493 - New spec file and Python code to generate some GL dispatch files 494 - Glide driver defaults to "no" with autoconf/automake 495 - floating point color channels now clamped to [0,inf) 496 - updated demos/stex3d with new options 497</pre> 498 499 500<h2>October 4, 2002</h2> 501<p> 502The <a href="http://mesa3d.sourceforge.net/docs/MesaFAQ.html">Mesa FAQ</a> has been rewritten. 503</p> 504 505<h2>October 3, 2002</h2> 506<p>Mesa 4.0.4 has been released. This is a stable bug-fix release. 507</p><pre> New: 508 - GL_NV_texture_rectangle extension 509 - updated glext.h header (version 17) 510 - updated DOS driver (Daniel Borca) 511 - updated BeOS R5 driver (Philippe Houdoin) 512 - added GL_IBM_texture_mirror_repeat 513 - glxinfo now takes -l option to print interesting OpenGL limits info 514 - GL_MESA_ycbcr_texture extension 515 - GL_APPLE_client_storage extension (for some DRI drivers only) 516 - GL_MESA_pack_invert extension 517 Bug fixes: 518 - fixed GL_LINEAR fog bug by adding clamping 519 - fixed FP exceptions found using Alpha CPU 520 - 3dfx MESA_GLX_FX=window (render to window) didn't work 521 - fixed memory leak in wglCreateContest (Karl Schultz) 522 - define GLAPIENTRY and GLAPI if undefined in glu.h 523 - wglGetProcAddress didn't handle all API functions 524 - when testing for OpenGL 1.2 vs 1.3, check for GL_ARB_texture_cube_map 525 - removed GL_MAX_CONVOLUTION_WIDTH/HEIGHT from glGetInteger/Float/etc() 526 - error checking in compressed tex image functions had some glitches 527 - fixed AIX compile problem in src/config.c 528 - glGetTexImage was using pixel unpacking instead of packing params 529 - auto-mipmap generation for cube maps was incorrect 530 Changes: 531 - max texture units reduced to six to accomodate texture rectangles 532 - removed unfinished GL_MESA_sprite_point extension code 533</pre> 534 535<h2>June 25, 2002</h2> 536<p>Mesa 4.0.3 has been released. This is a stable bug-fix release. 537</p><pre> New: 538 - updated GL/glext.h file (version 15) 539 - corrected MMX blend code (Jose Fonseca) 540 - support for software-based alpha planes in Windows driver 541 - updated GGI driver (Filip Spacek) 542 Bug fixes: 543 - glext.h had wrong values for GL_DOT3_RGB[A]_EXT tokens 544 - OSMesaMakeCurrent() didn't recognize buffer size changes 545 - assorted conformance fixes for 16-bit/channel rendering 546 - texcombine alpha subtraction mode was broken 547 - fixed lighting bug with non-uniform scaling and display lists 548 - fixed bug when deleting shared display lists 549 - disabled SPARC cliptest assembly code (Mesa bug 544665) 550 - fixed a couple Solaris compilation/link problems 551 - blending clipped glDrawPixels didn't always work 552 - glGetTexImage() didn't accept packed pixel types 553 - glPixelMapu[is]v() could explode given too large of pixelmap 554 - glGetTexParameter[if]v() didn't accept GL_TEXTURE_MAX_ANISOTROPY_EXT 555 - glXCopyContext() could lead to segfaults 556 - glCullFace(GL_FRONT_AND_BACK) didn't work (bug 572665) 557 Changes: 558 - lots of C++ (g++) code clean-ups 559 - lots of T&L updates for the Radeon DRI driver 560 Known bugs: 561 - mipmap LOD computation (fixed for Mesa 4.1) 562</pre> 563 564<h2>April 2, 2002</h2> 565<p>Mesa 4.0.2 has been released. This is a stable bug-fix release. 566</p><pre> New: 567 - New DOS (DJGPP) driver written by Daniel Borca 568 - New driver interface functions for TCL drivers (such as Radeon DRI) 569 - GL_RENDERER string returns "Mesa Offscreen16" or "Mesa Offscreen32" 570 if using deep color channels 571 - latest GL/glext.h and GL/glxext.h headers from SGI 572 Bug fixes: 573 - GL_BLEND with non-black texture env color wasn't always correct 574 - GL_REPLACE with GL_RGB texture format wasn't always correct (alpha) 575 - glTexEnviv( pname != GL_TEXTURE_ENV_COLOR ) was broken 576 - glReadPixels was sometimes mistakenly clipped by the scissor box 577 - glDraw/ReadPixels didn't catch all the errors that they should have 578 - Fixed 24bpp rendering problem in Windows driver (Karl Schultz) 579 - 16-bit GLchan mode fixes (m_trans_tmp.h, s_triangle.c) 580 - Fixed 1-bit float->int conversion bug in glDrawPixels(GL_DEPTH_COMP) 581 - glColorMask as sometimes effecting glXSwapBuffers() 582 - fixed a potential bug in XMesaGarbageCollect() 583 - N threads rendering into one window didn't work reliably 584 - glCopyPixels didn't work for deep color channels 585 - improved 8 -> 16bit/channel texture image conversion (Gerk Huisma) 586 - glPopAttrib() didn't correctly restore user clip planes 587 - user clip planes failed for some perspective projections (Chromium) 588</pre> 589 590<h2>December 17, 2001</h2> 591<p>Mesa 4.0.1 has been released. This is a stable bug-fix release. 592</p><pre> New: 593 - better sub-pixel sample positions for AA triangles (Ray Tice) 594 - slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO) 595 Bug fixes: 596 - added missing break statements in glGet*() for multisample cases 597 - fixed uninitialized hash table mutex bug (display lists / texobjs) 598 - fixed bad teximage error check conditional (bug 476846) 599 - fixed demos readtex.c compilation problem on Windows (Karl Schultz) 600 - added missing glGet() query for GL_MAX_TEXTURE_LOD_BIAS_EXT 601 - silence some compiler warnings (gcc 2.96) 602 - enable the #define GL_VERSION_1_3 in GL/gl.h 603 - added GL 1.3 and GLX 1.4 entries to gl_mangle.h and glx_mangle.h 604 - fixed glu.h typedef problem found with MSDev 6.0 605 - build libGL.so with -Bsymbolic (fixes bug found with Chromium) 606 - added missing 'const' to glXGetContextIDEXT() in glxext.h 607 - fixed a few glXGetProcAddress() errors (texture compression, etc) 608 - fixed start index bug in compiled vertex arrays (Keith) 609 - fixed compilation problems in src/SPARC/glapi_sparc.S 610 - fixed triangle strip "parity" bug found in VTK medical1 demo (Keith) 611 - use glXGetProcAddressARB in GLUT to avoid extension linking problems 612 - provoking vertex of flat-shaded, color-index triangles was wrong 613 - fixed a few display list bugs (GLUT walker, molecule, etc) (Keith) 614 - glTexParameter didn't flush the vertex buffer (Ray Tice) 615 - feedback attributes for glDraw/CopyPixels and glBitmap were wrong 616 - fixed bug in normal length caching (ParaView lighting bug) 617</pre> 618 619<h2>October 22, 2001</h2> 620<p>Mesa 4.0 has been released. This is a stable release. 621</p><pre> New: 622 - Mesa 4.0 implements the OpenGL 1.3 specification 623 - GL_IBM_rasterpos_clip extension 624 - GL_EXT_texture_edge_clamp extension (aka GL_SGIS_texture_edge_clamp) 625 - GL_ARB_texture_mirrored_repeat extension 626 - WindML UGL driver (Stephane Raimbault) 627 - added OSMESA_MAX_WIDTH/HEIGHT queries 628 - attempted compiliation fixes for Solaris 5, 7 and 8 629 - updated glext.h and glxext.h files 630 - updated Windows driver (Karl Schultz) 631 Bug fixes: 632 - added some missing GLX 1.3 tokens to include/GL/glx.h 633 - GL_COLOR_MATRIX changes weren't recognized by teximage functions 634 - glCopyPixels with scale and bias was broken 635 - glRasterPos with lighting could segfault 636 - glDeleteTextures could leave a dangling pointer 637 - Proxy textures for cube maps didn't work 638 - fixed a number of 16-bit color channel bugs 639 - fixed a few minor memory leaks 640 - GLX context sharing was broken in 3.5 641 - fixed state-update bugs in glPopClientAttrib() 642 - fixed glDrawRangeElements() bug 643 - fixed a glPush/PopAttrib() bug related to texture binding 644 - flat-shaded, textured lines were broken 645 - fixed a dangling pointer problem in the XMesa code (Chris Burghart) 646 - lighting didn't always produce the correct alpha value 647 - fixed 3DNow! code to not read past end of arrays (Andrew Lewycky) 648</pre> 649 650 651<h2>June 21, 2001</h2> 652<p>Mesa 3.5 has been released. This is a new development release. 653</p><pre> New: 654 - internals of Mesa divided into modular pieces (Keith Whitwell) 655 - 100% OpenGL 1.2 conformance (passes all conformance tests) 656 - new AA line algorithm 657 - GL_EXT_convolution extension 658 - GL_ARB_imaging subset 659 - OSMesaCreateContextExt() function 660 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 661 - GL_MAX_TEXTURE_UNITS_ARB now defaults to eight 662 - GL_EXT_fog_coord extension (Keith Whitwell) 663 - GL_EXT_secondary_color extension (Keith Whitwell) 664 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 665 - GL_SGIX_depth_texture extension 666 - GL_SGIX_shadow and GL_SGIX_shadow_ambient extensions 667 - demos/shadowtex.c demo of GL_SGIX_depth_texture and GL_SGIX_shadow 668 - GL_ARB_texture_env_combine extension 669 - GL_ARB_texture_env_dot3 extension 670 - GL_ARB_texture_border_clamp (aka GL_SGIS_texture_border_clamp) 671 - OSMesaCreateContextExt() function 672 - libOSMesa.so library, contains the OSMesa driver interface 673 - GL/glxext.h header file for GLX extensions 674 - somewhat faster software texturing, fogging, depth testing 675 - all color-index conformance tests now pass (only 8bpp tested) 676 - SPARC assembly language TCL optimizations (David Miller) 677 - GL_SGIS_generate_mipmap extension 678 Bug Fixes: 679 - fbiRev and tmuRev were unitialized when using Glide3 680 - fixed a few color index mode conformance failures; all pass now 681 - now appling antialiasing coverage to alpha after texturing 682 - colors weren't getting clamped to [0,1] before color table lookup 683 - fixed RISC alignment errors caused by COPY_4UBV macro 684 - drawing wide, flat-shaded lines could cause a segfault 685 - vertices now snapped to 1/16 pixel to fix rendering of tiny triangles 686 Changes: 687 - SGI's Sample Implementation (SI) 1.3 GLU library replaces Mesa GLU 688 - new libOSMesa.so library, contains the OSMesa driver interface 689</pre> 690 691 692<h2>May 17, 2001</h2> 693<p>Mesa 3.4.2 has been released. This is basically just a bug-fix release. 694Here's what's new:</p> 695<pre> Bug fixes: 696 - deleting the currently bound texture could cause bad problems 697 - using fog could result in random vertex alpha values 698 - AA triangle rendering could touch pixels outside right window bound 699 - fixed byteswapping problem in clear_32bit_ximage() function 700 - fixed bugs in wglUseFontBitmapsA(), by Frank Warmerdam 701 - fixed memory leak in glXUseXFont() 702 - fragment sampling in AA triangle function was off by 1/2 pixel 703 - Windows: reading pixels from framebuffer didn't always work 704 - glConvolutionFilter2D could segfault or cause FP exception 705 - fixed segfaults in FX and X drivers when using tex unit 1 but not 0 706 - GL_NAND logicop didn't work right in RGBA mode 707 - fixed a memory corruption bug in vertex buffer reset code 708 - clearing the softwara alpha buffer with scissoring was broken 709 - fixed a few color index mode fog bugs 710 - fixed some bad assertions in color index mode 711 - fixed FX line 'stipple' bug #420091 712 Changes: 713 - optimized writing mono-colored pixel spans to X pixmaps 714 - increased max viewport size to 2048 x 2048 715</pre> 716 717 718<h2>April 29, 2001</h2> 719<p>New Mesa website</p> 720<p>Mark Manning produced the new website.<br>Thanks, Mark!</p> 721 722 723<h2>February 14, 2001</h2> 724<p>Mesa 3.4.1 has been released. Here's what's new:</p> 725<pre> New: 726 - fixed some Linux build problems 727 - fixed some Windows build problems 728 - GL_EXT_texture_env_dot3 extension (Gareth Hughes) 729 Bug fixes: 730 - added RENDER_START/RENDER_FINISH macros for glCopyTexImage in DRI 731 - various state-update code changes needed for DRI bugs 732 - disabled pixel transfer ops in glColorTable commands, not needed 733 - fixed bugs in glCopyConvolutionFilter1D/2D, glGetConvolutionFilter 734 - updated sources and fixed compile problems in widgets-mesa/ 735 - GLX_PBUFFER enum value was wrong in glx.h 736 - fixed a glColorMaterial lighting bug 737 - fixed bad args to Read/WriteStencilSpan in h/w stencil clear function 738 - glXCopySubBufferMESA() Y position was off by one 739 - Error checking of glTexSubImage3D() was broken (bug 128775) 740 - glPopAttrib() didn't restore all derived Mesa state correctly 741 - Better glReadPixels accuracy for 16bpp color - fixes lots of OpenGL 742 conformance problems at 16bpp. 743 - clearing depth buffer with scissoring was broken, would segfault 744 - OSMesaGetDepthBuffer() returned bad bytesPerValue value 745 - fixed a line clipping bug (reported by Craig McDaniel) 746 - fixed RGB color over/underflow bug for very tiny triangles 747 Known problems: 748 - NURBS or evaluator surfaces inside display lists don't always work 749</pre> 750<p> 751</p><h2>November 3, 2000</h2> 752<p>Mesa 3.4 has been released. Here's what's new since the 3.3 release:</p> 753<pre> New: 754 - optimized glDrawPixels for glPixelZoom(1,-1) 755 Bug Fixes: 756 - widgets-mesa/src/*.c files were missing from 3.3 distro 757 - include/GL/mesa_wgl.h file was missing from 3.3 distro 758 - fixed some Win32 compile problems 759 - texture object priorities weren't getting initialized to 1.0 760 - glAreTexturesResident return value was wrong when using hardware 761 - glXUseXFont segfaulted when using 3dfx driver (via MESA_GLX_FX) 762 - glReadPixels with GLushort packed types was broken 763 - fixed a few bugs in the GL_EXT_texture_env_combine texture code 764 - glPush/PopAttrib(GL_ENABLE_BIT) mishandled multi-texture enables 765 - fixed some typos/bugs in the VB code 766 - glDrawPixels(GL_COLOR_INDEX) to RGB window didn't work 767 - optimized glDrawPixels paths weren't being used 768 - per-fragment fog calculation didn't work without a Z buffer 769 - improved blending accuracy, fixes Glean blendFunc test failures 770 - glPixelStore(GL_PACK/UNPACK_SKIP_IMAGES) wasn't handled correctly 771 - glXGetProcAddressARB() didn't always return the right address 772 - gluBuild[12]DMipmaps() didn't grok the GL_BGR pixel format 773 - texture matrix changes weren't always detected (GLUT projtex demo) 774 - fixed random color problem in vertex fog code 775 - fixed Glide-related bug that let Quake get a 24-bit Z buffer 776 Changes: 777 - finished internal support for compressed textures for DRI 778</pre> 779<p> 780</p><h2>April 24, 2000</h2> 781<p>Mesa 3.2 has been released. Here's what's new since the beta release:</p> 782<pre> Bug fixes: 783 - fixed memcpy bugs in span.c 784 - fixed missing glEnd problem in demos/tessdemo.c 785 - fixed bug when clearing 24bpp Ximages 786 - fixed clipping problem found in Unreal Tournament 787 - fixed Loki's "ice bug" and "crazy triangles" seen in Heretic2 788 - fixed Loki's 3dfx RGB vs BGR bug 789 - fixed Loki's 3dfx smooth/flat shading bug in SoF 790 Changes: 791 - updated docs/README file 792 - use bcopy() optimizations on FreeBSD 793 - re-enabled the optimized persp_textured_triangle() function 794</pre> 795<p> 796</p><h2>March 23, 2000</h2> 797<p>I've just upload the Mesa 3.2 beta 1 files to SourceForge at <a href="http://sourceforge.net/project/showfiles.php?group_id=3" target="_parent">http://sourceforge.net/project/filelist.php?group_id=3</a><a href="http://sourceforge.net/project/showfiles.php?group_id=3"></a></p> 798<p>3.2 (note even number) is a stabilization release of Mesa 3.1 meaning it's mainly 799just bug fixes.</p> 800<p>Here's what's changed: 801 802</p><ul> 803 Bug fixes: 804 <ul> 805 - mixed drawing of lines and bitmaps sometimes had wrong colors<br> 806 - added missing glHintPGI() function<br> 807 - fixed a polygon culling bug<br> 808 - fixed bugs in gluPartialDisk()<br> 809 - Z values in selection mode were wrong<br> 810 - added missing tokens: 811 <ul> 812 GL_SMOOTH_POINT_SIZE_RANGE<br> 813 GL_SMOOTH_POINT_SIZE_GRANULARITY<br> 814 GL_SMOOTH_LINE_WIDTH_RANGE<br> 815 GL_SMOOTH_LINE_WIDTH_GRANULARITY<br> 816 GL_ALIASED_POINT_SIZE_RANGE<br> 817 GL_ALIASED_LINE_WIDTH_RANGE 818 </ul> 819 - fixed glCopyPixels when copying from back to front buffer<br> 820 - GL_EXT_compiled_vertex_array tokens had _SGI suffix instead of _EXT<br> 821 - glDrawRangeElements(GL_LINES, 0, 1, 2, type, indices) was broken<br> 822 - glDeleteTextures() didn't decrement reference count correctly<br> 823 - GL_SRCA_ALPHA_SATURATE blend mode didn't work correctly<br> 824 - Actual depth of transformation matrix stacks was off by one<br> 825 - 24bpp visuals didn't address pixels correctly<br> 826 - mipmap level of detail (lambda) calculation simplified, more accurate<br> 827 - 101691 - Polygon clipping and GL_LINE<br> 828 - 101928 - Polygon clipping and GL_LINE (same fix as above)<br> 829 - 101808 - Non-glVertexArrays tristrip bug<br> 830 - 101971 - find_last_3f on Dec OSF (worked around)<br> 831 - 102369 - segv on dec osf (possibly a duplicate of the above)<br> 832 - 102893 - orientations of modelview cause segfault 833 </ul> 834 New: 835 <ul> 836 - updated SVGA Linux driver<br> 837 - added the MESA_FX_NO_SIGNALS env var, see docs/README.3DFX<br> 838 - build libGLw.a (Xt/OpenGL drawing area widget) library by default<br> 839 - changed -O2 to -O3 for a number of gcc configs 840 </ul> 841 Changes: 842 <ul> 843 - glXCopyContext's mask parameter is now unsigned long, per GLX spec 844 </ul> 845</ul> 846 847<p>Please report any problems with this release ASAP. Bugs should be filed on the 848Mesa3D website at sourceforge.<br> 849After 3.2 is wrapped up I hope to release 3.3 beta 1 soon afterward.</p> 850<p>-- Brian</p> 851<p> 852</p><h2>December 17, 1999</h2> 853<p>A Slashdot interview with Brian about Mesa (questions submitted by Slashdot readers) 854can be found at <a href="http://slashdot.org/interviews/99/12/17/0927212.shtml" target="_parent">http://slashdot.org/interviews/99/12/17/0927212.shtml</a>.</p> 855<p> 856</p><h2>December 14, 1999</h2> 857<p>Mesa 3.1 is released!</p> 858<p> 859</p><h2>September 21, 1999</h2> 860<p>There appear to be two new files on the ftp site, <a href="ftp://ftp.mesa3d.org/mesa/beta/MesaLib-3.1beta3.tar.gz">MesaLib-3.1beta3.tar.gz</a> 861and <a href="ftp://ftp.mesa3d.org/mesa/beta/MesaDemos-3.1beta3.tar.gz">MesaDemos-3.1beta3.tar.gz</a>, 862that seem to be... yes, I've just received confirmation from the beta center, they 863are indeed the <b>THIRD</b> beta release of Mesa 3.1! Happy Days. Happy Days. Thanks 864Keith Whitwell for preparing these for us during Brian's absence.</p> 865<p> 866</p><h2>August 30, 1999</h2> 867<p>I'm pleased to announce that I've accepted a position with Precision Insight, 868Inc. effective October, 1999. I'll be leaving Avid Technology in September.</p> 869<p>I've been working on Mesa in my spare time for over five years. With Precision 870Insight I now have the opportunity to devote my full attention to advancing Mesa 871and OpenGL on Linux.</p> 872<p>While I'll be focused on Linux, the X Window System, and hardware acceleration, 873my work will continue to be open sourced and available to any other programmers who 874may want to contribute to it, or use it for other projects or platforms</p> 875<p>PS: I'm going to be traveling until Sep 6 and won't be reading email until then.</p> 876<p> 877</p><h2>August 23, 1999</h2> 878<p>Anonymous CVS access is back online so suck up all the bandwidth you can afford. 879Note that this is a new archive, so you will need to re-checkout the archive. That 880means don't <i>cvs update</i> from a previous download.</p> 881<p> 882</p><h2>August 17, 1999</h2> 883<p>A report from the SIGGRAPH '99 Linux/OpenGL 884BOF meeting is now available.</p> 885<p>-Brian</p> 886<p> 887</p><h2>August 14, 1999</h2> 888<p>www.mesa3d.org is having technical problems due to hardware failures at VA Linux 889systems. The Mac pages, ftp, and CVS services aren't fully restored yet. Please be 890patient.</p> 891<p>-Brian</p> 892<p> 893</p><h2>June 7, 1999</h2> 894<p>RPMS of the nVidia RIVA server can be found at <a href="ftp://ftp.mesa3d.org/mesa/misc/nVidia/">ftp://ftp.mesa3d.org/mesa/misc/nVidia/</a>.</p> 895<p> 896</p><h2>June 2, 1999</h2> 897<p><a href="http://www.nvidia.com/">nVidia</a> has released some Linux binaries for 898xfree86 3.3.3.1, along with the <b>full source</b>, which includes GLX acceleration 899based on Mesa 3.0. They can be downloaded from <a href="http://www.nvidia.com/Products.nsf/htmlmedia/software_drivers.html">http://www.nvidia.com/Products.nsf/htmlmedia/software_drivers.html</a>.</p> 900<p> 901</p><h2>May 24, 1999</h2> 902<p>Beta 2 of Mesa 3.1 has been make available at <a href="ftp://ftp.mesa3d.org/mesa/beta/">ftp://ftp.mesa3d.org/mesa/beta/</a>. 903If you are into the quake scene, you may want to try this out, as it contains some 904optimizations specifically in the Q3A rendering path. 905<p> 906</p><h2>May 13, 1999</h2> 907<p>For those interested in the integration of Mesa into XFree86 4.0, Precision Insight 908has posted their lowlevel design documents at http://www.precisioninsight.com.</p> 909<p> 910</p><h2>May 13, 1999</h2> 911<pre>May 1999 - John Carmack of id Software, Inc. has made a donation of 912US$10,000 to the Mesa project to support its continuing development. 913Mesa is a free implementation of the OpenGL 3D graphics library and id's 914newest game, Quake 3 Arena, will use Mesa as the 3D renderer on Linux. 915 916The donation will go to Keith Whitwell, who has been optimizing Mesa to 917improve performance on 3d hardware. Thanks to Keith's work, many 918applications using Mesa 3.1 will see a dramatic performance increase 919over Mesa 3.0. The donation will allow Keith to continue working on 920Mesa full time for some time to come. 921 922For more information about Mesa see www.mesa3d.org. For more 923information about id Software, Inc. see www.idsoftware.com. 924 925-------------------------------- 926 927This donation from John/id is very generous. Keith and I are very 928grateful. 929 930</pre> 931<p> 932</p><h2>May 1, 1999</h2> 933<p>John Carmack made an interesting .plan update yesterday: 934 935</p><ul> 936 <i>"I put together a document on optimizing OpenGL drivers for Q3 that 937 should be helpful to the various Linux 3D teams. <br> 938 </i>http://www.quake3arena.com/news/glopt.html</i>" 939</ul> 940 941<p> 942</p><h2>April 7, 1999</h2> 943<p>Updated the Mesa contributors section and added links to RPM Mesa packages.</p> 944<p> 945</p><h2>March 18, 1999</h2> 946<p>The new webpages are now online. Enjoy, and let me know if you find any errors. 947For an eye-candy free version you can use <a href="http://www.mesa3d.org/txt/">http://www.mesa3d.org/txt/</a>.</p> 948<p> 949</p><h2>February 16, 1999</h2> 950<p><a href="http://www.sgi.com/">SGI</a> releases its <a href="http://www.sgi.com/software/opensource/glx/">GLX 951source code</a>.</p> 952<p> 953</p><h2>January 22, 1999</h2> 954<p>www.mesa3d.org established</p> 955 956 957</p> 958 959 960<hr> 961$Id: news.html,v 3.16 2004/12/09 23:21:36 brianp Exp $ 962</body> 963</html>