news.html revision 954a9b88854f47452fef504b774789d90f6fab0a
1<HTML> 2 3<TITLE>Mesa News</TITLE> 4 5<BODY text="#000000" bgcolor="#55bbff"> 6 7<H1>News</H1> 8 9 10<h2>March 30, 2003</h2> 11 12<p> 13Mesa 5.0.1 has been released. This is a stable, bug-fix release. 14</p> 15<pre> 16 New: 17 - DOS driver updates from Daniel Borca 18 - updated GL/gl_mangle.h file (Bill Hoffman) 19 Bug fixes: 20 - auto mipmap generation for cube maps was broken (bug 641363) 21 - writing/clearing software alpha channels was unreliable 22 - minor compilation fixes for OS/2 (Evgeny Kotsuba) 23 - fixed some bad assertions found with shadowtex demo 24 - fixed error checking bug in glCopyTexSubImage2D (bug 659020) 25 - glRotate(angle, -x, 0, 0) was incorrect (bug 659677) 26 - fixed potential segfault in texture object validation (bug 659012) 27 - fixed some bogus code in _mesa_test_os_sse_exception_support (Linus) 28 - fix fog stride bug in tnl code for h/w drivers (Michel Danzer) 29 - fixed glActiveTexture / glMatrixMode(GL_TEXTURE) bug (#669080) 30 - glGet(GL_CURRENT_SECONDARY_COLOR) should return 4 values, not 3 31 - fixed compilation problem on Solaris7/x86 (bug 536406) 32 - fixed prefetch bug in 3DNow! code (Felix Kuhling) 33 - fixed NeXT build problem (FABSF macro) 34 - glDrawPixels Z values when glPixelZoom!=1 were invalid (bug 687811) 35 - zoomed glDraw/CopyPixels with clipping sometimes failed (bug 689964) 36 - AA line and triangle Z values are now rounded, not truncated 37 - fixed color interpolation bug when GLchan==GLfloat (bug 694461) 38 - glArePrograms/TexturesResident() wasn't 100% correct (Jose Fonseca) 39 - fixed a minor GL_COLOR_MATERIAL bug 40 - NV vertex program EXP instruction was broken 41 - glColorMask misbehaved with X window / pixmap rendering 42 - fix autoconf/libtool GLU C++ linker problem on Linux (a total hack) 43 - attempt to fix GGI compilation problem when MesaDemos not present 44 - NV vertex program ARL-relative fetches didn't work 45 Changes: 46 - use glPolygonOffset in gloss demo to avoid z-fighting artifacts 47 - updated winpos and pointblast demos to use ARB extensions 48 - disable SPARC normal transformation code (bug 673938) 49 - GLU fixes for OS/2 (Evgeny Kotsuba) 50</pre> 51<p> 52MD5 checksums follow: 53</p> 54<pre> 55b80f8b5d53a3e9f19b9fde5af0c542f0 MesaLib-5.0.1.tar.gz 56513b4bbd7d38951f05027179063d876b MesaLib-5.0.1.tar.bz2 57eebd395678f4520d33b267e5d5c22651 MesaLib-5.0.1.zip 5849d7feaec6dc1d2091d7c3cc72a9b320 MesaDemos-5.0.1.tar.gz 5937190374a98c3c892f0698be9ca3acf0 MesaDemos-5.0.1.tar.bz2 60becd8bf17f5791361b4a54ba2a78e5c9 MesaDemos-5.0.1.zip 61</pre> 62 63 64 65<h2>March 7, 2003</h2> 66<p> 67Website and documentation overhaul. 68</p> 69<p> 70The website content and Mesa documentation (from the doc/ directory) have 71been merged together. 72All the documentation files have been entered into the CVS repository. 73Many of the old plain-text files have been converted to html and modernized. 74</p> 75 76 77<h2>November 13, 2002</h2> 78<p>Mesa 5.0 has been released. This is a stable release which 79implements the OpenGL 1.4 specification. 80</p><pre>New: 81 - OpenGL 1.4 support (glGetString(GL_VERSION) returns "1.4") 82 - removed some overlooked debugging code 83 - glxinfo updated to support GLX_ARB_multisample 84 - GLUT now support GLX_ARB_multisample 85 - updated DOS driver (Daniel Borca) 86Bug fixes: 87 - GL_POINT and GL_LINE-mode polygons didn't obey cull state 88 - fixed potential bug in _mesa_align_malloc/calloc() 89 - fixed missing triangle bug when running vertex programs 90 - fixed a few HPUX compilation problems 91 - FX (Glide) driver didn't compile 92 - setting GL_TEXTURE_BORDER_COLOR with glTexParameteriv() didn't work 93 - a few EXT functions, like glGenTexturesEXT, were no-ops 94 - a few OpenGL 1.4 functions like glFogCoord*, glBlendFuncSeparate, 95 glMultiDrawArrays and glMultiDrawElements were missing 96 - glGet*(GL_ACTIVE_STENCIL_FACE_EXT) was broken 97 - Pentium 4 Mobile was mistakenly identified as having 3DNow! 98 - fixed one-bit error in point/line fragment Z calculation 99 - fixed potential segfault in fakeglx code 100 - fixed color overflow problem in DOT3 texture env mode 101</pre> 102 103 104<h2>October 29, 2002</h2> 105<p>Mesa 4.1 has been released. This is a new development release. 106For a stable release, get 4.0.4. 107</p><pre>New: 108 - GL_NV_vertex_program extension 109 - GL_NV_vertex_program1_1 extension 110 - GL_ARB_window_pos extension 111 - GL_ARB_depth_texture extension 112 - GL_ARB_shadow extension 113 - GL_ARB_shadow_ambient extension 114 - GL_EXT_shadow_funcs extension 115 - GL_ARB_point_parameters extension 116 - GL_ARB_texture_env_crossbar 117 - GL_NV_point_sprite extension 118 - GL_NV_texture_rectangle extension 119 - GL_EXT_multi_draw_arrays extension 120 - GL_EXT_stencil_two_side extension 121 - GLX_SGIX_fbconfig and GLX_SGIX_pbuffer extensions 122 - GL_ATI_texture_mirror_once extension (Ian Romanick) 123 - massive overhaul/simplification of software rasterizer module, 124 many contributions from Klaus Niederkrueger 125 - faster software texturing in some cases (i.e. trilinear filtering) 126 - new OSMesaGetProcAddress() function 127 - more blend modes implemented with MMX code (Jose Fonseca) 128 - added glutGetProcAddress() to GLUT 129 - added GLUT_FPS env var to compute frames/second in glutSwapBuffers() 130 - pbinfo and pbdemo PBuffer programs 131 - glxinfo -v prints transprent pixel info (Gerd Sussner) 132Bug fixes: 133 - better mipmap LOD computation (prevents excessive blurriness) 134 - OSMesaMakeCurrent() didn't recognize buffer size changes 135 - assorted conformance fixes for 16-bit/channel rendering 136 - texcombine alpha subtraction mode was broken 137 - fixed some blend problems when GLchan==GLfloat (Gerk Huisma) 138 - clamp colors to [0,1] in OSMesa if GLchan==GLfloat (Gerk Huisma) 139 - fixed divide by zero error in NURBS tessellator (Jon Perry) 140 - fixed GL_LINEAR fog bug by adding clamping 141 - fixed FP exceptions found using Alpha CPU 142 - 3dfx/glide driver render-to-window feature was broken 143 - added missing GLX_TRANSPARENT_RGB token to glx.h 144 - fixed error checking related to paletted textures 145 - fixed reference count error in glDeleteTextures (Randy Fayan) 146Changes: 147 - New spec file and Python code to generate some GL dispatch files 148 - Glide driver defaults to "no" with autoconf/automake 149 - floating point color channels now clamped to [0,inf) 150 - updated demos/stex3d with new options 151</pre> 152 153 154<h2>October 4, 2002</h2> 155<p> 156The <a href="http://mesa3d.sourceforge.net/docs/MesaFAQ.html">Mesa FAQ</a> has been rewritten. 157</p> 158 159<h2>October 3, 2002</h2> 160<p>Mesa 4.0.4 has been released. This is a stable bug-fix release. 161</p><pre> New: 162 - GL_NV_texture_rectangle extension 163 - updated glext.h header (version 17) 164 - updated DOS driver (Daniel Borca) 165 - updated BeOS R5 driver (Philippe Houdoin) 166 - added GL_IBM_texture_mirror_repeat 167 - glxinfo now takes -l option to print interesting OpenGL limits info 168 - GL_MESA_ycbcr_texture extension 169 - GL_APPLE_client_storage extension (for some DRI drivers only) 170 - GL_MESA_pack_invert extension 171 Bug fixes: 172 - fixed GL_LINEAR fog bug by adding clamping 173 - fixed FP exceptions found using Alpha CPU 174 - 3dfx MESA_GLX_FX=window (render to window) didn't work 175 - fixed memory leak in wglCreateContest (Karl Schultz) 176 - define GLAPIENTRY and GLAPI if undefined in glu.h 177 - wglGetProcAddress didn't handle all API functions 178 - when testing for OpenGL 1.2 vs 1.3, check for GL_ARB_texture_cube_map 179 - removed GL_MAX_CONVOLUTION_WIDTH/HEIGHT from glGetInteger/Float/etc() 180 - error checking in compressed tex image functions had some glitches 181 - fixed AIX compile problem in src/config.c 182 - glGetTexImage was using pixel unpacking instead of packing params 183 - auto-mipmap generation for cube maps was incorrect 184 Changes: 185 - max texture units reduced to six to accomodate texture rectangles 186 - removed unfinished GL_MESA_sprite_point extension code 187</pre> 188 189<h2>June 25, 2002</h2> 190<p>Mesa 4.0.3 has been released. This is a stable bug-fix release. 191</p><pre> New: 192 - updated GL/glext.h file (version 15) 193 - corrected MMX blend code (Jose Fonseca) 194 - support for software-based alpha planes in Windows driver 195 - updated GGI driver (Filip Spacek) 196 Bug fixes: 197 - glext.h had wrong values for GL_DOT3_RGB[A]_EXT tokens 198 - OSMesaMakeCurrent() didn't recognize buffer size changes 199 - assorted conformance fixes for 16-bit/channel rendering 200 - texcombine alpha subtraction mode was broken 201 - fixed lighting bug with non-uniform scaling and display lists 202 - fixed bug when deleting shared display lists 203 - disabled SPARC cliptest assembly code (Mesa bug 544665) 204 - fixed a couple Solaris compilation/link problems 205 - blending clipped glDrawPixels didn't always work 206 - glGetTexImage() didn't accept packed pixel types 207 - glPixelMapu[is]v() could explode given too large of pixelmap 208 - glGetTexParameter[if]v() didn't accept GL_TEXTURE_MAX_ANISOTROPY_EXT 209 - glXCopyContext() could lead to segfaults 210 - glCullFace(GL_FRONT_AND_BACK) didn't work (bug 572665) 211 Changes: 212 - lots of C++ (g++) code clean-ups 213 - lots of T&L updates for the Radeon DRI driver 214 Known bugs: 215 - mipmap LOD computation (fixed for Mesa 4.1) 216</pre> 217 218<h2>April 2, 2002</h2> 219<p>Mesa 4.0.2 has been released. This is a stable bug-fix release. 220</p><pre> New: 221 - New DOS (DJGPP) driver written by Daniel Borca 222 - New driver interface functions for TCL drivers (such as Radeon DRI) 223 - GL_RENDERER string returns "Mesa Offscreen16" or "Mesa Offscreen32" 224 if using deep color channels 225 - latest GL/glext.h and GL/glxext.h headers from SGI 226 Bug fixes: 227 - GL_BLEND with non-black texture env color wasn't always correct 228 - GL_REPLACE with GL_RGB texture format wasn't always correct (alpha) 229 - glTexEnviv( pname != GL_TEXTURE_ENV_COLOR ) was broken 230 - glReadPixels was sometimes mistakenly clipped by the scissor box 231 - glDraw/ReadPixels didn't catch all the errors that they should have 232 - Fixed 24bpp rendering problem in Windows driver (Karl Schultz) 233 - 16-bit GLchan mode fixes (m_trans_tmp.h, s_triangle.c) 234 - Fixed 1-bit float->int conversion bug in glDrawPixels(GL_DEPTH_COMP) 235 - glColorMask as sometimes effecting glXSwapBuffers() 236 - fixed a potential bug in XMesaGarbageCollect() 237 - N threads rendering into one window didn't work reliably 238 - glCopyPixels didn't work for deep color channels 239 - improved 8 -> 16bit/channel texture image conversion (Gerk Huisma) 240 - glPopAttrib() didn't correctly restore user clip planes 241 - user clip planes failed for some perspective projections (Chromium) 242</pre> 243 244<h2>December 17, 2001</h2> 245<p>Mesa 4.0.1 has been released. This is a stable bug-fix release. 246</p><pre> New: 247 - better sub-pixel sample positions for AA triangles (Ray Tice) 248 - slightly faster blending for (GL_ZERO, GL_ONE) and (GL_ONE, GL_ZERO) 249 Bug fixes: 250 - added missing break statements in glGet*() for multisample cases 251 - fixed uninitialized hash table mutex bug (display lists / texobjs) 252 - fixed bad teximage error check conditional (bug 476846) 253 - fixed demos readtex.c compilation problem on Windows (Karl Schultz) 254 - added missing glGet() query for GL_MAX_TEXTURE_LOD_BIAS_EXT 255 - silence some compiler warnings (gcc 2.96) 256 - enable the #define GL_VERSION_1_3 in GL/gl.h 257 - added GL 1.3 and GLX 1.4 entries to gl_mangle.h and glx_mangle.h 258 - fixed glu.h typedef problem found with MSDev 6.0 259 - build libGL.so with -Bsymbolic (fixes bug found with Chromium) 260 - added missing 'const' to glXGetContextIDEXT() in glxext.h 261 - fixed a few glXGetProcAddress() errors (texture compression, etc) 262 - fixed start index bug in compiled vertex arrays (Keith) 263 - fixed compilation problems in src/SPARC/glapi_sparc.S 264 - fixed triangle strip "parity" bug found in VTK medical1 demo (Keith) 265 - use glXGetProcAddressARB in GLUT to avoid extension linking problems 266 - provoking vertex of flat-shaded, color-index triangles was wrong 267 - fixed a few display list bugs (GLUT walker, molecule, etc) (Keith) 268 - glTexParameter didn't flush the vertex buffer (Ray Tice) 269 - feedback attributes for glDraw/CopyPixels and glBitmap were wrong 270 - fixed bug in normal length caching (ParaView lighting bug) 271</pre> 272 273<h2>October 22, 2001</h2> 274<p>Mesa 4.0 has been released. This is a stable release. 275</p><pre> New: 276 - Mesa 4.0 implements the OpenGL 1.3 specification 277 - GL_IBM_rasterpos_clip extension 278 - GL_EXT_texture_edge_clamp extension (aka GL_SGIS_texture_edge_clamp) 279 - GL_ARB_texture_mirrored_repeat extension 280 - WindML UGL driver (Stephane Raimbault) 281 - added OSMESA_MAX_WIDTH/HEIGHT queries 282 - attempted compiliation fixes for Solaris 5, 7 and 8 283 - updated glext.h and glxext.h files 284 - updated Windows driver (Karl Schultz) 285 Bug fixes: 286 - added some missing GLX 1.3 tokens to include/GL/glx.h 287 - GL_COLOR_MATRIX changes weren't recognized by teximage functions 288 - glCopyPixels with scale and bias was broken 289 - glRasterPos with lighting could segfault 290 - glDeleteTextures could leave a dangling pointer 291 - Proxy textures for cube maps didn't work 292 - fixed a number of 16-bit color channel bugs 293 - fixed a few minor memory leaks 294 - GLX context sharing was broken in 3.5 295 - fixed state-update bugs in glPopClientAttrib() 296 - fixed glDrawRangeElements() bug 297 - fixed a glPush/PopAttrib() bug related to texture binding 298 - flat-shaded, textured lines were broken 299 - fixed a dangling pointer problem in the XMesa code (Chris Burghart) 300 - lighting didn't always produce the correct alpha value 301 - fixed 3DNow! code to not read past end of arrays (Andrew Lewycky) 302</pre> 303 304 305<h2>June 21, 2001</h2> 306<p>Mesa 3.5 has been released. This is a new development release. 307</p><pre> New: 308 - internals of Mesa divided into modular pieces (Keith Whitwell) 309 - 100% OpenGL 1.2 conformance (passes all conformance tests) 310 - new AA line algorithm 311 - GL_EXT_convolution extension 312 - GL_ARB_imaging subset 313 - OSMesaCreateContextExt() function 314 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 315 - GL_MAX_TEXTURE_UNITS_ARB now defaults to eight 316 - GL_EXT_fog_coord extension (Keith Whitwell) 317 - GL_EXT_secondary_color extension (Keith Whitwell) 318 - GL_ARB_texture_env_add extension (same as GL_EXT_texture_env_add) 319 - GL_SGIX_depth_texture extension 320 - GL_SGIX_shadow and GL_SGIX_shadow_ambient extensions 321 - demos/shadowtex.c demo of GL_SGIX_depth_texture and GL_SGIX_shadow 322 - GL_ARB_texture_env_combine extension 323 - GL_ARB_texture_env_dot3 extension 324 - GL_ARB_texture_border_clamp (aka GL_SGIS_texture_border_clamp) 325 - OSMesaCreateContextExt() function 326 - libOSMesa.so library, contains the OSMesa driver interface 327 - GL/glxext.h header file for GLX extensions 328 - somewhat faster software texturing, fogging, depth testing 329 - all color-index conformance tests now pass (only 8bpp tested) 330 - SPARC assembly language TCL optimizations (David Miller) 331 - GL_SGIS_generate_mipmap extension 332 Bug Fixes: 333 - fbiRev and tmuRev were unitialized when using Glide3 334 - fixed a few color index mode conformance failures; all pass now 335 - now appling antialiasing coverage to alpha after texturing 336 - colors weren't getting clamped to [0,1] before color table lookup 337 - fixed RISC alignment errors caused by COPY_4UBV macro 338 - drawing wide, flat-shaded lines could cause a segfault 339 - vertices now snapped to 1/16 pixel to fix rendering of tiny triangles 340 Changes: 341 - SGI's Sample Implementation (SI) 1.3 GLU library replaces Mesa GLU 342 - new libOSMesa.so library, contains the OSMesa driver interface 343</pre> 344 345 346<h2>May 17, 2001</h2> 347<p>Mesa 3.4.2 has been released. This is basically just a bug-fix release. 348Here's what's new:</p> 349<pre> Bug fixes: 350 - deleting the currently bound texture could cause bad problems 351 - using fog could result in random vertex alpha values 352 - AA triangle rendering could touch pixels outside right window bound 353 - fixed byteswapping problem in clear_32bit_ximage() function 354 - fixed bugs in wglUseFontBitmapsA(), by Frank Warmerdam 355 - fixed memory leak in glXUseXFont() 356 - fragment sampling in AA triangle function was off by 1/2 pixel 357 - Windows: reading pixels from framebuffer didn't always work 358 - glConvolutionFilter2D could segfault or cause FP exception 359 - fixed segfaults in FX and X drivers when using tex unit 1 but not 0 360 - GL_NAND logicop didn't work right in RGBA mode 361 - fixed a memory corruption bug in vertex buffer reset code 362 - clearing the softwara alpha buffer with scissoring was broken 363 - fixed a few color index mode fog bugs 364 - fixed some bad assertions in color index mode 365 - fixed FX line 'stipple' bug #420091 366 Changes: 367 - optimized writing mono-colored pixel spans to X pixmaps 368 - increased max viewport size to 2048 x 2048 369</pre> 370 371 372<h2>April 29, 2001</h2> 373<p>New Mesa website</p> 374<p>Mark Manning produced the new website.<br>Thanks, Mark!</p> 375 376 377<h2>February 14, 2001</h2> 378<p>Mesa 3.4.1 has been released. Here's what's new:</p> 379<pre> New: 380 - fixed some Linux build problems 381 - fixed some Windows build problems 382 - GL_EXT_texture_env_dot3 extension (Gareth Hughes) 383 Bug fixes: 384 - added RENDER_START/RENDER_FINISH macros for glCopyTexImage in DRI 385 - various state-update code changes needed for DRI bugs 386 - disabled pixel transfer ops in glColorTable commands, not needed 387 - fixed bugs in glCopyConvolutionFilter1D/2D, glGetConvolutionFilter 388 - updated sources and fixed compile problems in widgets-mesa/ 389 - GLX_PBUFFER enum value was wrong in glx.h 390 - fixed a glColorMaterial lighting bug 391 - fixed bad args to Read/WriteStencilSpan in h/w stencil clear function 392 - glXCopySubBufferMESA() Y position was off by one 393 - Error checking of glTexSubImage3D() was broken (bug 128775) 394 - glPopAttrib() didn't restore all derived Mesa state correctly 395 - Better glReadPixels accuracy for 16bpp color - fixes lots of OpenGL 396 conformance problems at 16bpp. 397 - clearing depth buffer with scissoring was broken, would segfault 398 - OSMesaGetDepthBuffer() returned bad bytesPerValue value 399 - fixed a line clipping bug (reported by Craig McDaniel) 400 - fixed RGB color over/underflow bug for very tiny triangles 401 Known problems: 402 - NURBS or evaluator surfaces inside display lists don't always work 403</pre> 404<p> 405</p><h2>November 3, 2000</h2> 406<p>Mesa 3.4 has been released. Here's what's new since the 3.3 release:</p> 407<pre> New: 408 - optimized glDrawPixels for glPixelZoom(1,-1) 409 Bug Fixes: 410 - widgets-mesa/src/*.c files were missing from 3.3 distro 411 - include/GL/mesa_wgl.h file was missing from 3.3 distro 412 - fixed some Win32 compile problems 413 - texture object priorities weren't getting initialized to 1.0 414 - glAreTexturesResident return value was wrong when using hardware 415 - glXUseXFont segfaulted when using 3dfx driver (via MESA_GLX_FX) 416 - glReadPixels with GLushort packed types was broken 417 - fixed a few bugs in the GL_EXT_texture_env_combine texture code 418 - glPush/PopAttrib(GL_ENABLE_BIT) mishandled multi-texture enables 419 - fixed some typos/bugs in the VB code 420 - glDrawPixels(GL_COLOR_INDEX) to RGB window didn't work 421 - optimized glDrawPixels paths weren't being used 422 - per-fragment fog calculation didn't work without a Z buffer 423 - improved blending accuracy, fixes Glean blendFunc test failures 424 - glPixelStore(GL_PACK/UNPACK_SKIP_IMAGES) wasn't handled correctly 425 - glXGetProcAddressARB() didn't always return the right address 426 - gluBuild[12]DMipmaps() didn't grok the GL_BGR pixel format 427 - texture matrix changes weren't always detected (GLUT projtex demo) 428 - fixed random color problem in vertex fog code 429 - fixed Glide-related bug that let Quake get a 24-bit Z buffer 430 Changes: 431 - finished internal support for compressed textures for DRI 432</pre> 433<p> 434</p><h2>April 24, 2000</h2> 435<p>Mesa 3.2 has been released. Here's what's new since the beta release:</p> 436<pre> Bug fixes: 437 - fixed memcpy bugs in span.c 438 - fixed missing glEnd problem in demos/tessdemo.c 439 - fixed bug when clearing 24bpp Ximages 440 - fixed clipping problem found in Unreal Tournament 441 - fixed Loki's "ice bug" and "crazy triangles" seen in Heretic2 442 - fixed Loki's 3dfx RGB vs BGR bug 443 - fixed Loki's 3dfx smooth/flat shading bug in SoF 444 Changes: 445 - updated docs/README file 446 - use bcopy() optimizations on FreeBSD 447 - re-enabled the optimized persp_textured_triangle() function 448</pre> 449<p> 450</p><h2>March 23, 2000</h2> 451<p>I've just upload the Mesa 3.2 beta 1 files to SourceForge at <a href="http://sourceforge.net/project/filelist.php?group_id=3" target="_parent">http://sourceforge.net/project/filelist.php?group_id=3</a><a href="http://sourceforge.net/project/filelist.php?group_id=3"></a></p> 452<p>3.2 (note even number) is a stabilization release of Mesa 3.1 meaning it's mainly 453just bug fixes.</p> 454<p>Here's what's changed: 455 456</p><ul> 457 Bug fixes: 458 <ul> 459 - mixed drawing of lines and bitmaps sometimes had wrong colors<br> 460 - added missing glHintPGI() function<br> 461 - fixed a polygon culling bug<br> 462 - fixed bugs in gluPartialDisk()<br> 463 - Z values in selection mode were wrong<br> 464 - added missing tokens: 465 <ul> 466 GL_SMOOTH_POINT_SIZE_RANGE<br> 467 GL_SMOOTH_POINT_SIZE_GRANULARITY<br> 468 GL_SMOOTH_LINE_WIDTH_RANGE<br> 469 GL_SMOOTH_LINE_WIDTH_GRANULARITY<br> 470 GL_ALIASED_POINT_SIZE_RANGE<br> 471 GL_ALIASED_LINE_WIDTH_RANGE 472 </ul> 473 - fixed glCopyPixels when copying from back to front buffer<br> 474 - GL_EXT_compiled_vertex_array tokens had _SGI suffix instead of _EXT<br> 475 - glDrawRangeElements(GL_LINES, 0, 1, 2, type, indices) was broken<br> 476 - glDeleteTextures() didn't decrement reference count correctly<br> 477 - GL_SRCA_ALPHA_SATURATE blend mode didn't work correctly<br> 478 - Actual depth of transformation matrix stacks was off by one<br> 479 - 24bpp visuals didn't address pixels correctly<br> 480 - mipmap level of detail (lambda) calculation simplified, more accurate<br> 481 - 101691 - Polygon clipping and GL_LINE<br> 482 - 101928 - Polygon clipping and GL_LINE (same fix as above)<br> 483 - 101808 - Non-glVertexArrays tristrip bug<br> 484 - 101971 - find_last_3f on Dec OSF (worked around)<br> 485 - 102369 - segv on dec osf (possibly a duplicate of the above)<br> 486 - 102893 - orientations of modelview cause segfault 487 </ul> 488 New: 489 <ul> 490 - updated SVGA Linux driver<br> 491 - added the MESA_FX_NO_SIGNALS env var, see docs/README.3DFX<br> 492 - build libGLw.a (Xt/OpenGL drawing area widget) library by default<br> 493 - changed -O2 to -O3 for a number of gcc configs 494 </ul> 495 Changes: 496 <ul> 497 - glXCopyContext's mask parameter is now unsigned long, per GLX spec 498 </ul> 499</ul> 500 501<p>Please report any problems with this release ASAP. Bugs should be filed on the 502Mesa3D website at sourceforge.<br> 503After 3.2 is wrapped up I hope to release 3.3 beta 1 soon afterward.</p> 504<p>-- Brian</p> 505<p> 506</p><h2>December 17, 1999</h2> 507<p>A Slashdot interview with Brian about Mesa (questions submitted by Slashdot readers) 508can 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> 509<p> 510</p><h2>December 14, 1999</h2> 511<p>Mesa 3.1 is released!</p> 512<p> 513</p><h2>September 21, 1999</h2> 514<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> 515and <a href="ftp://ftp.mesa3d.org/mesa/beta/MesaDemos-3.1beta3.tar.gz">MesaDemos-3.1beta3.tar.gz</a>, 516that seem to be... yes, I've just received confirmation from the beta center, they 517are indeed the <b>THIRD</b> beta release of Mesa 3.1! Happy Days. Happy Days. Thanks 518Keith Whitwell for preparing these for us during Brian's absence.</p> 519<p> 520</p><h2>August 30, 1999</h2> 521<p>I'm pleased to announce that I've accepted a position with Precision Insight, 522Inc. effective October, 1999. I'll be leaving Avid Technology in September.</p> 523<p>I've been working on Mesa in my spare time for over five years. With Precision 524Insight I now have the opportunity to devote my full attention to advancing Mesa 525and OpenGL on Linux.</p> 526<p>While I'll be focused on Linux, the X Window System, and hardware acceleration, 527my work will continue to be open sourced and available to any other programmers who 528may want to contribute to it, or use it for other projects or platforms</p> 529<p>PS: I'm going to be traveling until Sep 6 and won't be reading email until then.</p> 530<p> 531</p><h2>August 23, 1999</h2> 532<p>Anonymous CVS access is back online so suck up all the bandwidth you can afford. 533Note that this is a new archive, so you will need to re-checkout the archive. That 534means don't <i>cvs update</i> from a previous download.</p> 535<p> 536</p><h2>August 17, 1999</h2> 537<p>A <a href="http://mesa3d.sourceforge.net/news/misc/SIGGRAPH99BOF.html">report</a> from the SIGGRAPH '99 Linux/OpenGL 538BOF meeting is now available.</p> 539<p>-Brian</p> 540<p> 541</p><h2>August 14, 1999</h2> 542<p>www.mesa3d.org is having technical problems due to hardware failures at VA Linux 543systems. The Mac pages, ftp, and CVS services aren't fully restored yet. Please be 544patient.</p> 545<p>-Brian</p> 546<p> 547</p><h2>June 7, 1999</h2> 548<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> 549<p> 550</p><h2>June 2, 1999</h2> 551<p><a href="http://www.nvidia.com/">nVidia</a> has released some Linux binaries for 552xfree86 3.3.3.1, along with the <b>full source</b>, which includes GLX acceleration 553based 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> 554<p> 555</p><h2>May 24, 1999</h2> 556<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>. 557If you are into the quake scene, you may want to try this out, as it contains some 558optimizations specifically in the Q3A rendering path. 559<p> 560</p><h2>May 13, 1999</h2> 561<p>For those interested in the integration of Mesa into XFree86 4.0, Precision Insight 562has posted their lowlevel design documents at <a href="http://www.precisioninsight.com/piinsights.html">http://www.precisioninsight.com/piinsights.html</a>.</p> 563<p> 564</p><h2>May 13, 1999</h2> 565<pre>May 1999 - John Carmack of id Software, Inc. has made a donation of 566US$10,000 to the Mesa project to support its continuing development. 567Mesa is a free implementation of the OpenGL 3D graphics library and id's 568newest game, Quake 3 Arena, will use Mesa as the 3D renderer on Linux. 569 570The donation will go to Keith Whitwell, who has been optimizing Mesa to 571improve performance on 3d hardware. Thanks to Keith's work, many 572applications using Mesa 3.1 will see a dramatic performance increase 573over Mesa 3.0. The donation will allow Keith to continue working on 574Mesa full time for some time to come. 575 576For more information about Mesa see www.mesa3d.org. For more 577information about id Software, Inc. see www.idsoftware.com. 578 579-------------------------------- 580 581This donation from John/id is very generous. Keith and I are very 582grateful. 583 584</pre> 585<p> 586</p><h2>May 1, 1999</h2> 587<p>John Carmack made an interesting .plan update yesterday: 588 589</p><ul> 590 <i>"I put together a document on optimizing OpenGL drivers for Q3 that should 591 be helpful to the various Linux 3D teams. <br> 592 </i><a href="http://www.quake3arena.com/news/glopt.html"><i>http://www.quake3arena.com/news/glopt.html</i></a><i>"</i> 593</ul> 594 595<p> 596</p><h2>April 7, 1999</h2> 597<p>Updated the Mesa contributors section and added links to RPM Mesa packages.</p> 598<p> 599</p><h2>March 18, 1999</h2> 600<p>The new webpages are now online. Enjoy, and let me know if you find any errors. 601For an eye-candy free version you can use <a href="http://www.mesa3d.org/txt/">http://www.mesa3d.org/txt/</a>.</p> 602<p> 603</p><h2>February 16, 1999</h2> 604<p><a href="http://www.sgi.com/">SGI</a> releases its <a href="http://www.sgi.com/software/opensource/glx/">GLX 605source code</a>.</p> 606<p> 607</p><h2>January 22, 1999</h2> 608<p>www.mesa3d.org established</p> 609 610 611</p> 612 613 614<hr> 615$Id: news.html,v 3.4 2003/03/30 16:45:02 brianp Exp $ 616</body> 617</html>