1<HTML> 2 3<TITLE>Mesa Release Notes</TITLE> 4 5<head><link rel="stylesheet" type="text/css" href="mesa.css"></head> 6 7<BODY> 8 9<body bgcolor="#eeeeee"> 10 11<H1>Mesa 6.5.2 Release Notes / December 2, 2006</H1> 12 13<p> 14Mesa 6.5.2 is a 6.5 follow-on development release with a few new features 15but mostly consisting of bug fixes. 16</p> 17 18 19<h2>MD5 checksums</h2> 20<pre> 2111a033b078e090b3caaeb467234fe299 MesaLib-6.5.2.tar.gz 22e4d894181f1859651658b3704633e10d MesaLib-6.5.2.tar.bz2 2363bf1d444fa738cca52ce1043e284021 MesaLib-6.5.2.zip 242b8f1375d16bda5f5a2304174cd5bcf7 MesaDemos-6.5.2.tar.gz 25e870efe98d3a50be01ab211b9b2e25d9 MesaDemos-6.5.2.tar.bz2 26d92cc6f5fee5ca75af0be04f9f4908f0 MesaDemos-6.5.2.zip 278d4d77e3a7132f4217bbc7c1ab157030 MesaGLUT-6.5.2.tar.gz 28e84edbb11c69c8e408dfadd2ed08e95b MesaGLUT-6.5.2.tar.bz2 29c6d7134843ed5faf11f6686ecb5d2a2e MesaGLUT-6.5.2.zip 30</pre> 31 32 33<h2>New features</h2> 34<ul> 35<li>New DRI memory manager system. Currently used by the i915tex driver. 36Other DRI drivers will be updated to use the new memory manager in coming 37months. 38<br> 39To use the new driver you'll need the most recent DRM library and drivers 40(version 2.2 or later) and a recent xf86-video-intel driver module from X.org. 41<br> 42New features resulting from this work include: 43<ul> 44<li>EXT_framebuffer_objects, render to texture 45<li>ARB_pixel_buffer_objects 46<li>Accelerated CopyTexSubimage, DrawPixels, ReadPixels, CopyPixels 47<li>Accelerated texture uploads from pixel buffer objects 48<li>Potentially texturing directly from the pixel buffer object (zero 49copy texturing). 50</ul> 51<li>New Intel i965 DRI driver 52<li>New <code>minstall</code> script to replace normal install program 53<li>Faster fragment program execution in software 54<li>Added (or fixed) support for <a href="http://www.opengl.org/registry/specs/SGI/make_current_read.txt"> 55 GLX_SGI_make_current_read</a> to the following drivers:</li> 56 <ul> 57 <li>radeon</li> 58 <li>savage</li> 59 <li>mga</li> 60 <li>tdfx</li> 61 </ul> 62<li>Added support for ARB_occlusion_query to the tdfx driver (Ian 63Romanick).</li> 64</ul> 65 66<h2>Bug fixes</h2> 67<ul> 68<li>fixed invalid memory read while rendering textured points (bug 8320) 69<li>fixed problems with freebsd-dri configuration (bug 8344) 70<li>Mesa's fake glxGetCurrentContext() wasn't thread-aware 71<li>OPTION NV_position_invariant didn't work in NV vertex programs 72<li>glDrawPixels into a user-created framebuffer object could crash Xlib driver 73<li>Line clipping was broken in some circumstances 74<li>fragment.fogcoord register didn't always contain the correct value 75<li>RGBA logicops didn't work reliably in some DRI drivers 76<li>Fixed broken RGBA LogicOps in Intel DRI drivers 77<li>Fixed some fragment program bugs in Intel i915 DRI driver 78<li>Fixed glGetVertexAttribfvARB bug 8883 79<li>Implemented glGetUniform[fi]vARB() functions 80<li>Fixed glDrawPixels(GL_COLOR_INDEX, GL_BITMAP) segfault (bug 9044) 81<li>Fixed some gluBuild2DMipmaps() bugs (Greg McGarragh) 82<li>Fixed broken "mgl" name mangling 83<li>Indirect rending was broken for glMap* functions (bug 8899) 84</ul> 85 86 87<h2>Internal code changes</h2> 88 89<ul> 90<li>The device driver functions ResizeBuffers and GetBufferSize have been 91decprecated. 92<li>OpenGL 2.0 and 2.1 support is nearly done. We need to do quite a bit 93more testing of the shading language functions. 94</ul> 95 96 97<h2>To Do (someday) items</h2> 98<ul> 99<li>Switch to freeglut 100<li>Increase MAX_DRAWBUFFERS 101<li>Fix linux-glide target/driver. 102<li>Improved lambda and derivative calculation for frag progs. 103</ul> 104 105 106<h2>Driver Status</h2> 107 108<pre> 109Driver Status 110---------------------- ---------------------- 111DRI drivers varies with the driver 112XMesa/GLX (on Xlib) implements OpenGL 1.5 113OSMesa (off-screen) implements OpenGL 1.5 114Glide (3dfx Voodoo1/2) implements OpenGL 1.3 115SVGA implements OpenGL 1.3 116Wind River UGL implements OpenGL 1.3 117Windows/Win32 implements OpenGL 1.5 118DJGPP implements OpenGL 1.5 119GGI implements OpenGL 1.3 120BeOS implements OpenGL 1.5 121Allegro needs updating 122D3D needs updating 123</pre> 124 125</body> 126</html> 127