news.html revision 4f12be02491713d6998fa43e3efc19daf2faffeb
1<HTML> 2 3<TITLE>Mesa News</TITLE> 4 5<BODY text="#000000" bgcolor="#55bbff"> 6 7<H1>News</H1> 8 9 10<h2>June 2003</h2> 11 12<p> 13Mesa's directory tree has been overhauled. 14Things are better organized now with some thought toward future needs. 15</p> 16<p> 17In CVS, the latest Mesa 5.1 development code is now rooted under the 18<b>Mesa-newtree/</b> directory. The old top-level <b>Mesa/</b> directory 19holds the Mesa 5.0.x code which will be abandoned at some point. 20</p> 21 22 23 24<h2>March 30, 2003</h2> 25 26<p> 27Mesa 5.0.1 has been released. This is a stable, bug-fix release. 28</p> 29<pre> 30 New: 31 - DOS driver updates from Daniel Borca 32 - updated GL/gl_mangle.h file (Bill Hoffman) 33 Bug fixes: 34 - auto mipmap generation for cube maps was broken (bug 641363) 35 - writing/clearing software alpha channels was unreliable 36 - minor compilation fixes for OS/2 (Evgeny Kotsuba) 37 - fixed some bad assertions found with shadowtex demo 38 - fixed error checking bug in glCopyTexSubImage2D (bug 659020) 39 - glRotate(angle, -x, 0, 0) was incorrect (bug 659677) 40 - fixed potential segfault in texture object validation (bug 659012) 41 - fixed some bogus code in _mesa_test_os_sse_exception_support (Linus) 42 - fix fog stride bug in tnl code for h/w drivers (Michel Danzer) 43 - fixed glActiveTexture / glMatrixMode(GL_TEXTURE) bug (#669080) 44 - glGet(GL_CURRENT_SECONDARY_COLOR) should return 4 values, not 3 45 - fixed compilation problem on Solaris7/x86 (bug 536406) 46 - fixed prefetch bug in 3DNow! code (Felix Kuhling) 47 - fixed NeXT build problem (FABSF macro) 48 - glDrawPixels Z values when glPixelZoom!=1 were invalid (bug 687811) 49 - zoomed glDraw/CopyPixels with clipping sometimes failed (bug 689964) 50 - AA line and triangle Z values are now rounded, not truncated 51 - fixed color interpolation bug when GLchan==GLfloat (bug 694461) 52 - glArePrograms/TexturesResident() wasn't 100% correct (Jose Fonseca) 53 - fixed a minor GL_COLOR_MATERIAL bug 54 - NV vertex program EXP instruction was broken 55 - glColorMask misbehaved with X window / pixmap rendering 56 - fix autoconf/libtool GLU C++ linker problem on Linux (a total hack) 57 - attempt to fix GGI compilation problem when MesaDemos not present 58 - NV vertex program ARL-relative fetches didn't work 59 Changes: 60 - use glPolygonOffset in gloss demo to avoid z-fighting artifacts 61 - updated winpos and pointblast demos to use ARB extensions 62 - disable SPARC normal transformation code (bug 673938) 63 - GLU fixes for OS/2 (Evgeny Kotsuba) 64</pre> 65<p> 66MD5 checksums follow: 67</p> 68<pre> 69b80f8b5d53a3e9f19b9fde5af0c542f0 MesaLib-5.0.1.tar.gz 70513b4bbd7d38951f05027179063d876b MesaLib-5.0.1.tar.bz2 71eebd395678f4520d33b267e5d5c22651 MesaLib-5.0.1.zip 7249d7feaec6dc1d2091d7c3cc72a9b320 MesaDemos-5.0.1.tar.gz 7337190374a98c3c892f0698be9ca3acf0 MesaDemos-5.0.1.tar.bz2 74becd8bf17f5791361b4a54ba2a78e5c9 MesaDemos-5.0.1.zip 75</pre> 76 77 78 79<h2>March 7, 2003</h2> 80<p> 81Website and documentation overhaul. 82</p> 83<p> 84The website content and Mesa documentation (from the doc/ directory) have 85been merged together. 86All the documentation files have been entered into the CVS repository. 87Many of the old plain-text files have been converted to html and modernized. 88</p> 89 90 91<h2>November 13, 2002</h2> 92<p>Mesa 5.0 has been released. This is a stable release which 93implements the OpenGL 1.4 specification. 94</p><pre>New: 95 - OpenGL 1.4 support (glGetString(GL_VERSION) returns "1.4") 96 - removed some overlooked debugging code 97 - glxinfo updated to support GLX_ARB_multisample 98 - GLUT now support GLX_ARB_multisample 99 - updated DOS driver (Daniel Borca) 100Bug fixes: 101 - GL_POINT and GL_LINE-mode polygons didn't obey cull state 102 - fixed potential bug in _mesa_align_malloc/calloc() 103 - fixed missing triangle bug when running vertex programs 104 - fixed a few HPUX compilation problems 105 - FX (Glide) driver didn't compile 106 - setting GL_TEXTURE_BORDER_COLOR with glTexParameteriv() didn't work 107 - a few EXT functions, like glGenTexturesEXT, were no-ops 108 - a few OpenGL 1.4 functions like glFogCoord*, glBlendFuncSeparate, 109 glMultiDrawArrays and glMultiDrawElements were missing 110 - glGet*(GL_ACTIVE_STENCIL_FACE_EXT) was broken 111 - Pentium 4 Mobile was mistakenly identified as having 3DNow! 112 - fixed one-bit error in point/line fragment Z calculation 113 - fixed potential segfault in fakeglx code 114 - fixed color overflow problem in DOT3 texture env mode 115</pre> 116 117 118<h2>October 29, 2002</h2> 119<p>Mesa 4.1 has been released. This is a new development release. 120For a stable release, get 4.0.4. 121</p><pre>New: 122 - GL_NV_vertex_program extension 123 - GL_NV_vertex_program1_1 extension 124 - GL_ARB_window_pos extension 125 - GL_ARB_depth_texture extension 126 - GL_ARB_shadow extension 127 - GL_ARB_shadow_ambient extension 128 - GL_EXT_shadow_funcs extension 129 - GL_ARB_point_parameters extension 130 - GL_ARB_texture_env_crossbar 131 - GL_NV_point_sprite extension 132 - GL_NV_texture_rectangle extension 133 - GL_EXT_multi_draw_arrays extension 134 - GL_EXT_stencil_two_side extension 135 - GLX_SGIX_fbconfig and GLX_SGIX_pbuffer extensions 136 - GL_ATI_texture_mirror_once extension (Ian Romanick) 137 - massive overhaul/simplification of software rasterizer module, 138 many contributions from Klaus Niederkrueger 139 - faster software texturing in some cases (i.e. trilinear filtering) 140 - new OSMesaGetProcAddress() function 141 - more blend modes implemented with MMX code (Jose Fonseca) 142 - added glutGetProcAddress() to GLUT 143 - added GLUT_FPS env var to compute frames/second in glutSwapBuffers() 144 - pbinfo and pbdemo PBuffer programs 145 - glxinfo -v prints transprent pixel info (Gerd Sussner) 146Bug fixes: 147 - better mipmap LOD computation (prevents excessive blurriness) 148 - OSMesaMakeCurrent() didn't recognize buffer size changes 149 - assorted conformance fixes for 16-bit/channel rendering 150 - texcombine alpha subtraction mode was broken 151 - fixed some blend problems when GLchan==GLfloat (Gerk Huisma) 152 - clamp colors to [0,1] in OSMesa if GLchan==GLfloat (Gerk Huisma) 153 - fixed divide by zero error in NURBS tessellator (Jon Perry) 154 - fixed GL_LINEAR fog bug by adding clamping 155 - fixed FP exceptions found using Alpha CPU 156 - 3dfx/glide driver render-to-window feature was broken 157 - added missing GLX_TRANSPARENT_RGB token to glx.h 158 - fixed error checking related to paletted textures 159 - fixed reference count error in glDeleteTextures (Randy Fayan) 160Changes: 161 - New spec file and Python code to generate some GL dispatch files 162 - Glide driver defaults to "no" with autoconf/automake 163 - floating point color channels now clamped to [0,inf) 164 - updated demos/stex3d with new options 165</pre> 166 167 168<h2>October 4, 2002</h2> 169<p> 170The <a href="http://mesa3d.sourceforge.net/docs/MesaFAQ.html">Mesa FAQ</a> has been rewritten. 171</p> 172 173<h2>October 3, 2002</h2> 174<p>Mesa 4.0.4 has been released. This is a stable bug-fix release. 175</p><pre> New: 176 - GL_NV_texture_rectangle extension 177 - updated glext.h header (version 17) 178 - updated DOS driver (Daniel Borca) 179 - updated BeOS R5 driver (Philippe Houdoin) 180 - added GL_IBM_texture_mirror_repeat 181 - glxinfo now takes -l option to print interesting OpenGL limits info 182 - GL_MESA_ycbcr_texture extension 183 - GL_APPLE_client_storage extension (for some DRI drivers only) 184 - GL_MESA_pack_invert extension 185 Bug fixes: 186 - fixed GL_LINEAR fog bug by adding clamping 187 - fixed FP exceptions found using Alpha CPU 188 - 3dfx MESA_GLX_FX=window (render to window) didn't work 189 - fixed memory leak in wglCreateContest (Karl Schultz) 190 - define GLAPIENTRY and GLAPI if undefined in glu.h 191 - wglGetProcAddress didn't handle all API functions 192 - when testing for OpenGL 1.2 vs 1.3, check for GL_ARB_texture_cube_map 193 - removed GL_MAX_CONVOLUTION_WIDTH/HEIGHT from glGetInteger/Float/etc() 194 - error checking in compressed tex image functions had some glitches 195 - fixed AIX compile problem in src/config.c 196 - glGetTexImage was using pixel unpacking instead of packing params 197 - auto-mipmap generation for cube maps was incorrect 198 Changes: 199 - max texture units reduced to six to accomodate texture rectangles 200 - removed unfinished GL_MESA_sprite_point extension code 201</pre> 202 203<h2>June 25, 2002</h2> 204<p>Mesa 4.0.3 has been released. This is a stable bug-fix release. 205</p><pre> New: 206 - updated GL/glext.h file (version 15) 207 - corrected MMX blend code (Jose Fonseca) 208 - support for software-based alpha planes in Windows driver 209 - updated GGI driver (Filip Spacek) 210 Bug fixes: 211 - glext.h had wrong values for GL_DOT3_RGB[A]_EXT tokens 212 - OSMesaMakeCurrent() didn't recognize buffer size changes 213 - assorted conformance fixes for 16-bit/channel rendering 214 - texcombine alpha subtraction mode was broken 215 - fixed lighting bug with non-uniform scaling and display lists 216 - fixed bug when deleting shared display lists 217 - disabled SPARC cliptest assembly code (Mesa bug 544665) 218 - fixed a couple Solaris compilation/link problems 219 - blending clipped glDrawPixels didn't always work 220 - glGetTexImage() didn't accept packed pixel types 221 - glPixelMapu[is]v() could explode given too large of pixelmap 222 - glGetTexParameter[if]v() didn't accept GL_TEXTURE_MAX_ANISOTROPY_EXT 223 - glXCopyContext() could lead to segfaults 224 - glCullFace(GL_FRONT_AND_BACK) didn't work (bug 572665) 225 Changes: 226 - lots of C++ (g++) code clean-ups 227 - lots of T&L updates for the Radeon DRI driver 228 Known bugs: 229 - mipmap LOD computation (fixed for Mesa 4.1) 230</pre> 231 232<h2>April 2, 2002</h2> 233<p>Mesa 4.0.2 has been released. This is a stable bug-fix release. 234</p><pre> New: 235 - New DOS (DJGPP) driver written by Daniel Borca 236 - New driver interface functions for TCL drivers (such as Radeon DRI) 237 - GL_RENDERER string returns "Mesa Offscreen16" or "Mesa Offscreen32" 238 if using deep color channels 239 - latest GL/glext.h and GL/glxext.h headers from SGI 240 Bug fixes: 241 - GL_BLEND with non-black texture env color wasn't always correct 242 - GL_REPLACE with GL_RGB texture format wasn't always correct (alpha) 243 - glTexEnviv( pname != GL_TEXTURE_ENV_COLOR ) was broken 244 - glReadPixels was sometimes mistakenly clipped by the scissor box 245 - glDraw/ReadPixels didn't catch all the errors that they should have 246 - Fixed 24bpp rendering problem in Windows driver (Karl Schultz) 247 - 16-bit GLchan mode fixes (m_trans_tmp.h, s_triangle.c) 248 - Fixed 1-bit float->int conversion bug in glDrawPixels(GL_DEPTH_COMP) 249 - glColorMask as sometimes effecting glXSwapBuffers() 250 - fixed a potential bug in XMesaGarbageCollect() 251 - N threads rendering into one window didn't work reliably 252 - glCopyPixels didn't work for deep color channels 253 - improved 8 -> 16bit/channel texture image conversion (Gerk Huisma) 254 - glPopAttrib() didn't correctly restore user clip planes 255 - user clip planes failed for some perspective projections (Chromium) 256</pre> 257 258<h2>December 17, 2001</h2> 259<p>Mesa 4.0.1 has been released. This is a stable bug-fix release. 260</p><pre> New: 261 - better sub-pixel sample positions for AA triangles (Ray Tice) 262 - slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO) 263 Bug fixes: 264 - added missing break statements in glGet*() for multisample cases 265 - fixed uninitialized hash table mutex bug (display lists / texobjs) 266 - fixed bad teximage error check conditional (bug 476846) 267 - fixed demos readtex.c compilation problem on Windows (Karl Schultz) 268 - added missing glGet() query for GL_MAX_TEXTURE_LOD_BIAS_EXT 269 - silence some compiler warnings (gcc 2.96) 270 - enable the #define GL_VERSION_1_3 in GL/gl.h 271 - added GL 1.3 and GLX 1.4 entries to gl_mangle.h and glx_mangle.h 272 - fixed glu.h typedef problem found with MSDev 6.0 273 - build libGL.so with -Bsymbolic (fixes bug found with Chromium) 274 - added missing 'const' to glXGetContextIDEXT() in glxext.h 275 - fixed a few glXGetProcAddress() errors (texture compression, etc) 276 - fixed start index bug in compiled vertex arrays (Keith) 277 - fixed compilation problems in src/SPARC/glapi_sparc.S 278 - fixed triangle strip "parity" bug found in VTK medical1 demo (Keith) 279 - use glXGetProcAddressARB in GLUT to avoid extension linking problems 280 - provoking vertex of flat-shaded, color-index triangles was wrong 281 - fixed a few display list bugs (GLUT walker, molecule, etc) (Keith) 282 - glTexParameter didn't flush the vertex buffer (Ray Tice) 283 - feedback attributes for glDraw/CopyPixels and glBitmap were wrong 284 - fixed bug in normal length caching (ParaView lighting bug) 285</pre> 286 287<h2>October 22, 2001</h2> 288<p>Mesa 4.0 has been released. This is a stable release. 289</p><pre> New: 290 - Mesa 4.0 implements the OpenGL 1.3 specification 291 - GL_IBM_rasterpos_clip extension 292 - GL_EXT_texture_edge_clamp extension (aka GL_SGIS_texture_edge_clamp) 293 - GL_ARB_texture_mirrored_repeat extension 294 - WindML UGL driver (Stephane Raimbault) 295 - added OSMESA_MAX_WIDTH/HEIGHT queries 296 - attempted compiliation fixes for Solaris 5, 7 and 8 297 - updated glext.h and glxext.h files 298 - updated Windows driver (Karl Schultz) 299 Bug fixes: 300 - added some missing GLX 1.3 tokens to include/GL/glx.h 301 - GL_COLOR_MATRIX changes weren't recognized by teximage functions 302 - glCopyPixels with scale and bias was broken 303 - glRasterPos with lighting could segfault 304 - glDeleteTextures could leave a dangling pointer 305 - Proxy textures for cube maps didn't work 306 - fixed a number of 16-bit color channel bugs 307 - fixed a few minor memory leaks 308 - GLX context sharing was broken in 3.5 309 - fixed state-update bugs in glPopClientAttrib() 310 - fixed glDrawRangeElements() bug 311 - fixed a glPush/PopAttrib() bug related to texture binding 312 - flat-shaded, textured lines were broken 313 - fixed a dangling pointer problem in the XMesa code (Chris Burghart) 314 - lighting didn't always produce the correct alpha value 315 - fixed 3DNow! code to not read past end of arrays (Andrew Lewycky) 316</pre> 317 318 319<h2>June 21, 2001</h2> 320<p>Mesa 3.5 has been released. This is a new development release. 321</p><pre> New: 322 - internals of Mesa divided into modular pieces (Keith Whitwell) 323 - 100% OpenGL 1.2 conformance (passes all conformance tests) 324 - new AA line algorithm 325 - GL_EXT_convolution extension 326 - GL_ARB_imaging subset 327 - OSMesaCreateContextExt() function 328 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 329 - GL_MAX_TEXTURE_UNITS_ARB now defaults to eight 330 - GL_EXT_fog_coord extension (Keith Whitwell) 331 - GL_EXT_secondary_color extension (Keith Whitwell) 332 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 333 - GL_SGIX_depth_texture extension 334 - GL_SGIX_shadow and GL_SGIX_shadow_ambient extensions 335 - demos/shadowtex.c demo of GL_SGIX_depth_texture and GL_SGIX_shadow 336 - GL_ARB_texture_env_combine extension 337 - GL_ARB_texture_env_dot3 extension 338 - GL_ARB_texture_border_clamp (aka GL_SGIS_texture_border_clamp) 339 - OSMesaCreateContextExt() function 340 - libOSMesa.so library, contains the OSMesa driver interface 341 - GL/glxext.h header file for GLX extensions 342 - somewhat faster software texturing, fogging, depth testing 343 - all color-index conformance tests now pass (only 8bpp tested) 344 - SPARC assembly language TCL optimizations (David Miller) 345 - GL_SGIS_generate_mipmap extension 346 Bug Fixes: 347 - fbiRev and tmuRev were unitialized when using Glide3 348 - fixed a few color index mode conformance failures; all pass now 349 - now appling antialiasing coverage to alpha after texturing 350 - colors weren't getting clamped to [0,1] before color table lookup 351 - fixed RISC alignment errors caused by COPY_4UBV macro 352 - drawing wide, flat-shaded lines could cause a segfault 353 - vertices now snapped to 1/16 pixel to fix rendering of tiny triangles 354 Changes: 355 - SGI's Sample Implementation (SI) 1.3 GLU library replaces Mesa GLU 356 - new libOSMesa.so library, contains the OSMesa driver interface 357</pre> 358 359 360<h2>May 17, 2001</h2> 361<p>Mesa 3.4.2 has been released. This is basically just a bug-fix release. 362Here's what's new:</p> 363<pre> Bug fixes: 364 - deleting the currently bound texture could cause bad problems 365 - using fog could result in random vertex alpha values 366 - AA triangle rendering could touch pixels outside right window bound 367 - fixed byteswapping problem in clear_32bit_ximage() function 368 - fixed bugs in wglUseFontBitmapsA(), by Frank Warmerdam 369 - fixed memory leak in glXUseXFont() 370 - fragment sampling in AA triangle function was off by 1/2 pixel 371 - Windows: reading pixels from framebuffer didn't always work 372 - glConvolutionFilter2D could segfault or cause FP exception 373 - fixed segfaults in FX and X drivers when using tex unit 1 but not 0 374 - GL_NAND logicop didn't work right in RGBA mode 375 - fixed a memory corruption bug in vertex buffer reset code 376 - clearing the softwara alpha buffer with scissoring was broken 377 - fixed a few color index mode fog bugs 378 - fixed some bad assertions in color index mode 379 - fixed FX line 'stipple' bug #420091 380 Changes: 381 - optimized writing mono-colored pixel spans to X pixmaps 382 - increased max viewport size to 2048 x 2048 383</pre> 384 385 386<h2>April 29, 2001</h2> 387<p>New Mesa website</p> 388<p>Mark Manning produced the new website.<br>Thanks, Mark!</p> 389 390 391<h2>February 14, 2001</h2> 392<p>Mesa 3.4.1 has been released. Here's what's new:</p> 393<pre> New: 394 - fixed some Linux build problems 395 - fixed some Windows build problems 396 - GL_EXT_texture_env_dot3 extension (Gareth Hughes) 397 Bug fixes: 398 - added RENDER_START/RENDER_FINISH macros for glCopyTexImage in DRI 399 - various state-update code changes needed for DRI bugs 400 - disabled pixel transfer ops in glColorTable commands, not needed 401 - fixed bugs in glCopyConvolutionFilter1D/2D, glGetConvolutionFilter 402 - updated sources and fixed compile problems in widgets-mesa/ 403 - GLX_PBUFFER enum value was wrong in glx.h 404 - fixed a glColorMaterial lighting bug 405 - fixed bad args to Read/WriteStencilSpan in h/w stencil clear function 406 - glXCopySubBufferMESA() Y position was off by one 407 - Error checking of glTexSubImage3D() was broken (bug 128775) 408 - glPopAttrib() didn't restore all derived Mesa state correctly 409 - Better glReadPixels accuracy for 16bpp color - fixes lots of OpenGL 410 conformance problems at 16bpp. 411 - clearing depth buffer with scissoring was broken, would segfault 412 - OSMesaGetDepthBuffer() returned bad bytesPerValue value 413 - fixed a line clipping bug (reported by Craig McDaniel) 414 - fixed RGB color over/underflow bug for very tiny triangles 415 Known problems: 416 - NURBS or evaluator surfaces inside display lists don't always work 417</pre> 418<p> 419</p><h2>November 3, 2000</h2> 420<p>Mesa 3.4 has been released. Here's what's new since the 3.3 release:</p> 421<pre> New: 422 - optimized glDrawPixels for glPixelZoom(1,-1) 423 Bug Fixes: 424 - widgets-mesa/src/*.c files were missing from 3.3 distro 425 - include/GL/mesa_wgl.h file was missing from 3.3 distro 426 - fixed some Win32 compile problems 427 - texture object priorities weren't getting initialized to 1.0 428 - glAreTexturesResident return value was wrong when using hardware 429 - glXUseXFont segfaulted when using 3dfx driver (via MESA_GLX_FX) 430 - glReadPixels with GLushort packed types was broken 431 - fixed a few bugs in the GL_EXT_texture_env_combine texture code 432 - glPush/PopAttrib(GL_ENABLE_BIT) mishandled multi-texture enables 433 - fixed some typos/bugs in the VB code 434 - glDrawPixels(GL_COLOR_INDEX) to RGB window didn't work 435 - optimized glDrawPixels paths weren't being used 436 - per-fragment fog calculation didn't work without a Z buffer 437 - improved blending accuracy, fixes Glean blendFunc test failures 438 - glPixelStore(GL_PACK/UNPACK_SKIP_IMAGES) wasn't handled correctly 439 - glXGetProcAddressARB() didn't always return the right address 440 - gluBuild[12]DMipmaps() didn't grok the GL_BGR pixel format 441 - texture matrix changes weren't always detected (GLUT projtex demo) 442 - fixed random color problem in vertex fog code 443 - fixed Glide-related bug that let Quake get a 24-bit Z buffer 444 Changes: 445 - finished internal support for compressed textures for DRI 446</pre> 447<p> 448</p><h2>April 24, 2000</h2> 449<p>Mesa 3.2 has been released. Here's what's new since the beta release:</p> 450<pre> Bug fixes: 451 - fixed memcpy bugs in span.c 452 - fixed missing glEnd problem in demos/tessdemo.c 453 - fixed bug when clearing 24bpp Ximages 454 - fixed clipping problem found in Unreal Tournament 455 - fixed Loki's "ice bug" and "crazy triangles" seen in Heretic2 456 - fixed Loki's 3dfx RGB vs BGR bug 457 - fixed Loki's 3dfx smooth/flat shading bug in SoF 458 Changes: 459 - updated docs/README file 460 - use bcopy() optimizations on FreeBSD 461 - re-enabled the optimized persp_textured_triangle() function 462</pre> 463<p> 464</p><h2>March 23, 2000</h2> 465<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> 466<p>3.2 (note even number) is a stabilization release of Mesa 3.1 meaning it's mainly 467just bug fixes.</p> 468<p>Here's what's changed: 469 470</p><ul> 471 Bug fixes: 472 <ul> 473 - mixed drawing of lines and bitmaps sometimes had wrong colors<br> 474 - added missing glHintPGI() function<br> 475 - fixed a polygon culling bug<br> 476 - fixed bugs in gluPartialDisk()<br> 477 - Z values in selection mode were wrong<br> 478 - added missing tokens: 479 <ul> 480 GL_SMOOTH_POINT_SIZE_RANGE<br> 481 GL_SMOOTH_POINT_SIZE_GRANULARITY<br> 482 GL_SMOOTH_LINE_WIDTH_RANGE<br> 483 GL_SMOOTH_LINE_WIDTH_GRANULARITY<br> 484 GL_ALIASED_POINT_SIZE_RANGE<br> 485 GL_ALIASED_LINE_WIDTH_RANGE 486 </ul> 487 - fixed glCopyPixels when copying from back to front buffer<br> 488 - GL_EXT_compiled_vertex_array tokens had _SGI suffix instead of _EXT<br> 489 - glDrawRangeElements(GL_LINES, 0, 1, 2, type, indices) was broken<br> 490 - glDeleteTextures() didn't decrement reference count correctly<br> 491 - GL_SRCA_ALPHA_SATURATE blend mode didn't work correctly<br> 492 - Actual depth of transformation matrix stacks was off by one<br> 493 - 24bpp visuals didn't address pixels correctly<br> 494 - mipmap level of detail (lambda) calculation simplified, more accurate<br> 495 - 101691 - Polygon clipping and GL_LINE<br> 496 - 101928 - Polygon clipping and GL_LINE (same fix as above)<br> 497 - 101808 - Non-glVertexArrays tristrip bug<br> 498 - 101971 - find_last_3f on Dec OSF (worked around)<br> 499 - 102369 - segv on dec osf (possibly a duplicate of the above)<br> 500 - 102893 - orientations of modelview cause segfault 501 </ul> 502 New: 503 <ul> 504 - updated SVGA Linux driver<br> 505 - added the MESA_FX_NO_SIGNALS env var, see docs/README.3DFX<br> 506 - build libGLw.a (Xt/OpenGL drawing area widget) library by default<br> 507 - changed -O2 to -O3 for a number of gcc configs 508 </ul> 509 Changes: 510 <ul> 511 - glXCopyContext's mask parameter is now unsigned long, per GLX spec 512 </ul> 513</ul> 514 515<p>Please report any problems with this release ASAP. Bugs should be filed on the 516Mesa3D website at sourceforge.<br> 517After 3.2 is wrapped up I hope to release 3.3 beta 1 soon afterward.</p> 518<p>-- Brian</p> 519<p> 520</p><h2>December 17, 1999</h2> 521<p>A Slashdot interview with Brian about Mesa (questions submitted by Slashdot readers) 522can 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> 523<p> 524</p><h2>December 14, 1999</h2> 525<p>Mesa 3.1 is released!</p> 526<p> 527</p><h2>September 21, 1999</h2> 528<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> 529and <a href="ftp://ftp.mesa3d.org/mesa/beta/MesaDemos-3.1beta3.tar.gz">MesaDemos-3.1beta3.tar.gz</a>, 530that seem to be... yes, I've just received confirmation from the beta center, they 531are indeed the <b>THIRD</b> beta release of Mesa 3.1! Happy Days. Happy Days. Thanks 532Keith Whitwell for preparing these for us during Brian's absence.</p> 533<p> 534</p><h2>August 30, 1999</h2> 535<p>I'm pleased to announce that I've accepted a position with Precision Insight, 536Inc. effective October, 1999. I'll be leaving Avid Technology in September.</p> 537<p>I've been working on Mesa in my spare time for over five years. With Precision 538Insight I now have the opportunity to devote my full attention to advancing Mesa 539and OpenGL on Linux.</p> 540<p>While I'll be focused on Linux, the X Window System, and hardware acceleration, 541my work will continue to be open sourced and available to any other programmers who 542may want to contribute to it, or use it for other projects or platforms</p> 543<p>PS: I'm going to be traveling until Sep 6 and won't be reading email until then.</p> 544<p> 545</p><h2>August 23, 1999</h2> 546<p>Anonymous CVS access is back online so suck up all the bandwidth you can afford. 547Note that this is a new archive, so you will need to re-checkout the archive. That 548means don't <i>cvs update</i> from a previous download.</p> 549<p> 550</p><h2>August 17, 1999</h2> 551<p>A report from the SIGGRAPH '99 Linux/OpenGL 552BOF meeting is now available.</p> 553<p>-Brian</p> 554<p> 555</p><h2>August 14, 1999</h2> 556<p>www.mesa3d.org is having technical problems due to hardware failures at VA Linux 557systems. The Mac pages, ftp, and CVS services aren't fully restored yet. Please be 558patient.</p> 559<p>-Brian</p> 560<p> 561</p><h2>June 7, 1999</h2> 562<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> 563<p> 564</p><h2>June 2, 1999</h2> 565<p><a href="http://www.nvidia.com/">nVidia</a> has released some Linux binaries for 566xfree86 3.3.3.1, along with the <b>full source</b>, which includes GLX acceleration 567based 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> 568<p> 569</p><h2>May 24, 1999</h2> 570<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>. 571If you are into the quake scene, you may want to try this out, as it contains some 572optimizations specifically in the Q3A rendering path. 573<p> 574</p><h2>May 13, 1999</h2> 575<p>For those interested in the integration of Mesa into XFree86 4.0, Precision Insight 576has posted their lowlevel design documents at http://www.precisioninsight.com.</p> 577<p> 578</p><h2>May 13, 1999</h2> 579<pre>May 1999 - John Carmack of id Software, Inc. has made a donation of 580US$10,000 to the Mesa project to support its continuing development. 581Mesa is a free implementation of the OpenGL 3D graphics library and id's 582newest game, Quake 3 Arena, will use Mesa as the 3D renderer on Linux. 583 584The donation will go to Keith Whitwell, who has been optimizing Mesa to 585improve performance on 3d hardware. Thanks to Keith's work, many 586applications using Mesa 3.1 will see a dramatic performance increase 587over Mesa 3.0. The donation will allow Keith to continue working on 588Mesa full time for some time to come. 589 590For more information about Mesa see www.mesa3d.org. For more 591information about id Software, Inc. see www.idsoftware.com. 592 593-------------------------------- 594 595This donation from John/id is very generous. Keith and I are very 596grateful. 597 598</pre> 599<p> 600</p><h2>May 1, 1999</h2> 601<p>John Carmack made an interesting .plan update yesterday: 602 603</p><ul> 604 <i>"I put together a document on optimizing OpenGL drivers for Q3 that 605 should be helpful to the various Linux 3D teams. <br> 606 </i>http://www.quake3arena.com/news/glopt.html</i>" 607</ul> 608 609<p> 610</p><h2>April 7, 1999</h2> 611<p>Updated the Mesa contributors section and added links to RPM Mesa packages.</p> 612<p> 613</p><h2>March 18, 1999</h2> 614<p>The new webpages are now online. Enjoy, and let me know if you find any errors. 615For an eye-candy free version you can use <a href="http://www.mesa3d.org/txt/">http://www.mesa3d.org/txt/</a>.</p> 616<p> 617</p><h2>February 16, 1999</h2> 618<p><a href="http://www.sgi.com/">SGI</a> releases its <a href="http://www.sgi.com/software/opensource/glx/">GLX 619source code</a>.</p> 620<p> 621</p><h2>January 22, 1999</h2> 622<p>www.mesa3d.org established</p> 623 624 625</p> 626 627 628<hr> 629$Id: news.html,v 3.6 2003/08/15 19:10:47 brianp Exp $ 630</body> 631</html>