initial rev
This commit is contained in:
Brian Paul
parent
ecc88c1e1c
commit
31edff1b52
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Mesa Version History
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====================
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1.0 beta February 1995
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Initial release
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1.1 beta March 4, 1995
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Changes:
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faster point and line drawing (2x faster)
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more systems supported, better Makefiles
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Renamed lib*.a files to avoid collisions
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many small bug fixes
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New:
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pseudo-GLX functions added
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new implementation of evaluators (eval2.c)
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GLUT support
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1.1.1 beta March 7, 1995
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Changes:
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Reverted from eval2.c to eval.c due to FPE on Linux
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more speed improvements
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more Makefile changes
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1.1.2 beta March 14, 1995
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New:
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implementation of SGI's blending extensions
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glXUseXFont implemented
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added MESA_DEBUG environment variable support
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Changes:
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Using eval2.c again
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more FPE-prevention checks (0-length normals are OK)
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a few small bug fixes
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much faster pixel logic ops!
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faster transformation arithmetic
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1.1.3 beta March 31, 1995
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New:
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gluScaleImage() and gluBuild2DMipMaps() implemented
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Mesa widgets for Xt/Motif
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blendEXT demos
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added environment variables for selecting visuals
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Changes:
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almost all GLUT demos work correctly now
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faster X device driver functions
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more bug fixes
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1.1.4 beta April 20, 1995
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Bug fixes:
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- missing #define SEEK_SET in src-tk/image.c
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- compile glShadeModel into display lists
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- fixed pow() domain error in src/light.c
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- fixed "flickering bitmaps" in double buffer mode
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- fixed tk.h and aux.h for C++
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- state of LIGHT_MODEL_LOCAL_VIEWER was inverted
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New features:
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- MUCH, MUCH nicer dithering in 8-bit RGB mode
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- updated widgets and widget demos
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- Implemented GLXPixmap functions
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- Added GLU 1.1 and GLX 1.1 functions
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- Changed the X/Mesa interface API, more versatile
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- Implemented gluPartialDisk()
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1.2 May 22, 1995
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Bug fixes:
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- IRIX 4.x makefile problem
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- modified tk to share root colormap as needed
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- gluLookAt normalization problem
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- suppress Expose, NoExpose events in swapbuffers
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- glBitmap() and glDrawPixels() clipping
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New features:
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- GL_BLEND, GL_MODULATE, GL_DECAL, and GL_REPLACE_EXT texture
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modes implemented
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- texture maps stored more efficiently
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- texture maps can be compiled into display lists
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- Bogdan Sikorski's GLU polygon tesselation code
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- Linas Vepstas's sweep and extrusion library
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- glXCreateContext()'s shareList parameter works as it's supposed to.
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XMesaCreateContext() updated to accept a shareList parameter too.
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- Mesa can be compiled with real OpenGL .h files
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- MESA_BACK_BUFFER environment variable
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- better GLX error checking
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1.2.1 June 22, 1995
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Bug fixes:
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- X/Mesa double buffer window resize crash
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- widgets now pass PointerMotion events
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- X/Mesa incorrect default clear color and drawing color
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- more robust X MIT-SHM support in X/Mesa
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- glTexImage( format=GL_LUMINANCE ) didn't work
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- GL_LINE mode polygons with line width > 1.0 could cause a crash
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- numerous feedback bugs
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- glReadPixels() from depth buffer was wrong
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- error prone depth and stencil buffer allocation
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New features:
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- Preliminary Microsoft Windows driver
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- Implemented a number of missing functions: glEvalCoord[12][df]v(),
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glGet...(), etc.
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- Added a few missing symbols to gl.h and glu.h
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- Faster rendering of smooth-shaded, RGBA, depth-buffered polygons.
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- Faster rendering of lines when width=2.0
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- Stencil-related functions now work in display lists
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Changes:
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- renamed aux.h as glaux.h (MS-DOS names can't start with aux)
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- most filenames are in 8.3 format to accomodate MS-DOS
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- use GLubytes to store arrays of colors instead of GLints
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1.2.2 August 2, 1995
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New features:
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- texture mapped points and lines
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- NURBS! (but not 100% complete)
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- viewports may safely extend beyond window boundaries
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- MESA_PRIVATE_CMAP environment variable
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- Grayscale X display support
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- two new demos: demos/gears.c and demos/shadow.c
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- MachTen for Macintosh configuration
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Bug fixes:
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- glGet*(GL_DEPTH_BITS) returned bytes, not bits
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- point, line, and bitmap rasterization suffered from roundoff errors
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- fixed a division by zero error in line clippping
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- occasional wrong default background color really fixed!
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- glDepthFunc(GL_ALWAYS) with glDepthMask(GL_FALSE) didn't work
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- gluBuild2DMipmaps malloc problem fixed
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- view volume clipping of smooth shaded lines resulted in bad colors
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Changes:
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- new visual selection method in glXChooseVisual()
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- improved GLU quadric functions
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- call XSync for glFinish and XFlush for glFlush
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- glVertex() calls now use a function pointer to avoid conditionals
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- removed contrib directory from Mesa tar file (available on ftp site)
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- AIX shared library support
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- Removed GLUenum type as it's not in OpenGL
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1.2.3 September 26, 1995
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New features:
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- Mesa header files now equivalent to SGI OpenGL headers
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- Support for HP's Color Recovery dithering displays
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- Faster vertex transformation
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- Faster raster operations into X windows under certain conditions
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- New configurations: HP w/ shared libs, Ultrix w/ GCC, Data General
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- 4-bit visuals now supported
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Bug fixes:
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- glScissor bug fixed
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- round-off errors in clipping lines against clip planes fixed
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- byte swapping between hosts and display servers implemented
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- glGetError() can be called without a current rendering context
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- problem with accidentally culled polygons is fixed
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- fixed some widget compilation problems
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1.2.4 November 17, 1995
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New features:
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- More speed improvements (lighting, fogging, polygon drawing)
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- Window system and OS-independent off-screen rendering
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- Preliminary Fortran bindings
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- glPolygonOffsetEXT implemented
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- glColorMask and glIndexMask now fully implemented
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- glPixelZoom implemented
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- display lists fully implemented
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- gamma correction
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- dithering in 8-bit TrueColor/DirectColor visuals
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Changes:
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- Improved device driver interface
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- tk.h renamed to gltk.h to avoid conflicts with Tcl's Tk
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- Dithering support moved from core into device driver
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Bug fixes:
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- glEnable/Disable( GL_LIGHTING ) didn't always take effect
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- glReadPixels byte swapping was broken
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- glMaterial with pname==GL_AMBIENT_AND_DIFFUSE was broken
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- duplicate glColor4b() prototype in GL/gl.h removed
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- stripes in wave -ci demo fixed
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- GL_LINEAR_MIPMAP_NEAREST had wrong value
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- bugs in HP Color Recovery support fixed
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- fixed bug when blending lines, points, bitmaps outside of window
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1.2.5 November 30, 1995
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New Features:
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- updated MS Windows driver
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- new implementation of StaticGray/GrayScale visual support
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Bug fixes:
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- pixelzooming with gamma correction or blending didn't work
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- HP color recovery visual wasn't being picked by glXChooseVisual
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- glClear didn't always observe glColorMask changes
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- olympic and offset demos didn't compile on some Suns
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- texcoord clamping wasn't correct
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- a polygon optimization introduced an occasional sampling problem
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1.2.6 January 26, 1996
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New Features:
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- faster line and polygon rendering under certain conditions. See
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Performance Tips 9 and 10 in README
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- profiling
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- lighting is a bit faster
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- better perspective corrected texture mapping
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- Amiga AmiWin (X11) support
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- preliminary Linux SVGA driver
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Changes:
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- now using a 16-bit depth buffer, faster, smaller
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- GL_NORMALIZE is disabled by default
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Bug fixes:
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- projective texture mapping
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- fixed a memory leak in the context destroy function
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- GL_POLYGON with less than 3 vertices caused a crash
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- glGet*() returned wrong result for GL_INDEX_MODE
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- reading pixels from an unmapped X window caused a BadMatch error
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1.2.7 March 5, 1996
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New:
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- faster lighting
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- faster 16-bit TrueColor rendering on Linux
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- faster 32-bit TrueColor rendering on Linux, HP, IBM
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- non-depth-buffered XImage polygons are faster
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- vertex array extension
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- software alpha planes
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- updated Macintosh driver
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- new NeXT driver
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- GLU quadric functions generate texture coordinates
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- reflect.c demo - reflective, textured surface demo
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Changes:
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- gamma correction code moved into the X driver for better performance
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Bug fixes:
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- multiple glClipPlane()'s didn't work reliably
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- glPolygonMode() didn't always work
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- glCullFace( GL_FRONT_AND_BACK ) didn't work
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- texture mapping with gamma correction was buggy
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- floating point exceptions in texture coordinate interpolation
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- XImage byte swapping didn't always work
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- polygon edge flags weren't always used correctly
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1.2.8 May 22, 1996
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New:
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- overlay planes on X servers with the SERVER_OVERLAY_VISUALS property
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- better monochrome output
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- more IRIX 6.x configurations
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- more robust RGB mode color allocation
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- added MESA_XSYNC environment variable
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- GLX_MESA_pixmap_colormap and GLX_EXT_visual_info extensions
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- GL_MESA_window_pos extension
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- faster glReadPixels/glDrawPixels for GL_DEPTH and GL_UNSIGNED_SHORT
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and GL_UNSIGNED_INT
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- driver for prototype Cirrus Mondello 3-D board
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- updated AmigaDOS driver
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- a few small speed optimizations in polygon rendering
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Changes:
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- internal device driver interface modified to simplify device
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driver implementations and to support hardware Z buffers
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- several changes to the X/Mesa interface (xmesa.h)
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Bug fixes:
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- fixed pow(0,0) domain error triggered on some systems
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- glStencilClear() in a display list caused an infinite loop
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- glRasterPos*() was sometimes off by +/-0.5 in X and Y
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- color masking and blending were performed in wrong order
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- auxSolidCylinder() sometimes drew a wire-frame cylinder
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- fixed file writing bug in osdemo.c
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- pixel mapping didn't always work
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- the GL_GEQUAL stencil func didn't work
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- the GL_INVERT stencil op didn't work
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- the stencil write mask didn't work
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- glPush/PopAttrib() didn't do enough error checking
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- glIsList() didn't always work correctly
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2.0 October 10, 1996
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New:
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- Implements OpenGL 1.1 API functions
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- all texture filtering modes supported (mipmapping)
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- faster texture mapping, see Performance Tip 11 in README
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- antialiased RGB points
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- X support for line and polygon stippling
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- glDrawBuffer( GL_FRONT_AND_BACK ) works
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- util/ directory of useful stuff
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- demos/texobj demo of texture objects
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Changes:
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- major internal changes for thread-safeness
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- new device driver interface
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- MESA_ALPHA env variable removed
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- triangle rasterizer replaces polygon rasterizer
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Bug fixes:
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- glPopAttrib() bug
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- glDrawBuffer(GL_NONE) works now
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2.1 December 14, 1996
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New:
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- VMS support
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- MS-DOS driver
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- OpenStep support
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- updated, combined Windows 95/NT driver
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- implemented glGetLighti() and glGetTexGen*()
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- GLX does garbage collection of ancillary buffers
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Bug fixes:
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- removed unused _EXT constants from gl.h
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- fixed polygon offset bugs
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- Z coordinates of clipped lines were incorrect
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- glEdgeFlag() in display lists didn't always work
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- glLight*() in display lists didn't work
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- fixed X line stipple bugs (Michael Pichler)
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- glXUseXfonts XFreeFont/XFreeFontInfo bug fixed
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- fixed a feedback bug
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- glTexGen*() now transforms GL_EYE_PLANE by inverse modelview matrix
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- polygons were sometimes culled instead of clipped
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- triangle rasterizer suffered from float/int overflow exceptions
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- fixed FP underflow exception in lighting (specular exponent)
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- glEnable/glDisable of GL_EXT_vertex_array enums didn't work
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- fixed free(NULL) in GLU tesselator code
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- using 24-bit color on some X servers resulted in garbage rendering
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- 32-bit per pixel mode for XFree86 now works
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- glRotate(a,0,0,0) gave unpredictable results
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- GL_LINE_STRIP with > 480 vertices had occasional clipping problems
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- 8-bit TrueColor GLXPixmap rendering incorrectly required a colormap
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- glMaterial() wasn't ignored when GL_COLOR_MATERIAL was enabled
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- glEnable(GL_COLOR_MATERIAL) followed by glColor() didn't work right
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- accumulation buffer was limited to positive values
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- projective textures didn't work
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- selection buffer overflows weren't handled correctly
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Changes:
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- restored the GL_EXT_polygon_offset extension
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- slightly faster RGB dithering
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- the SVGA driver works again
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- Amiga driver now distributed separately
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- NeXT driver updated for Mesa 2.x
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2.2 March 14, 1997
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New:
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- better color selection when dithering
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- added GL_EXT_texture_object extension
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- updated MS-DOS driver for DJGPP
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- added openbsd make configuration
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- faster dithered flat-shaded triangles
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- various compilation problems with Motif widgets fixed
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- gl.h, glx.h and glu.h name mangling option
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- BeOS driver
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- 3D texture mapping extension
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- GL_MESA_resize_buffers extension
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- morph3d, stex3d and spectex demos
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- 3Dfx support
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Bug fixes:
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- glColorMaterial should finally work right in all respects
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- linear interpolation of mipmap levels was incorrectly weighted
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- readpix.c didn't compile on Macintosh
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- GL_INVERT and related logic ops didn't work right
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- glTexImage[12]D() didn't check its parameters consistantly
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- fixed a memory leak in glTexImage[12]D()
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- kludged around a SunOS 5.x/GCC compiler bug in the feedback code
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- glReadPixels aborted instead of normally catching some errors
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- a few 1.1 constants were missing or misnamed in gl.h
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- glBegin(p); glBegin(q); didn't generate an error
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- fixed a memory leak in GLX code
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- clipping of concave polygons could cause a core dump
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- 1-component alpha texture maps didn't work
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- fixed a GLU polygon tesselator bug
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- polygons with colinear vertices were sometimes culled
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- feedback triangle colors were wrong when using smooth shading
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- textures with borders didn't work correctly
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- colors returned in feedback mode were wrong when using lighting
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- spotlights didn't effect ambient lighting correctly
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- gluPartialDisk() had a few bugs
|
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Changes:
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- device driver interface expanded to support texture mapping
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- faster matrix inversion subroutine
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- commented out #include "wmesa_extend.h" from src/wmesa.c
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- fixed many compiler warnings in the demo programs
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2.3 June 30, 1997
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New:
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- Mesa distribution divided into two pieces: library code and demos
|
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- faster vertex transformation, clip testing, lighting
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- faster line drawing
|
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- TrueColor visuals how have dithering (for depths < 24 bits)
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- added MESA_NO_DITHER environment variable
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- new device driver function: NearFar(), RenderVB(), RasterSetup()
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- added LynxOS configuration
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- added cygnus Win32 configuration
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- added texcyl.c GLUT demo
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- added XMesaDitherColor() to X/Mesa interface
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- new NURBS code from Bogdan Sikorski
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- added demos/shape.c (non-rectangular X window!)
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Bug fixes:
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- glEnable/DisableClientState() were missing from GL/gl.h
|
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- GL_SPHERE_MAP texcoord generation didn't work correctly
|
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- glXGetConfig() returned wrong number of depth, stencil, accum bits
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- glDrawPixels feedback/selection didn't examine RasterPos valid bit
|
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- black and white were reversed on some monochrome displays
|
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- fixed potential image memory leak (wasn't setting reference counter)
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- glDrawPixels sometimes didn't recognize some GL state changes
|
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- gluProject/UnProject() didn't check for divide by zero
|
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- stex3d demo called random() and srandom(), not portable
|
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- fixed memory leaks in context.c and drawpix.c
|
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- fixed NULL dereferencing problem in gl_update_texture_state()
|
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- glReadPixels between glBegin/glEnd didn't generate an error.
|
||||
- fixed memory leak in polygon tesselator (Randy Frank)
|
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- fixed seg fault bug drawing flat-shaded, depth-tested lines
|
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- clipped GL_TRIANGLE_STRIPs sometimes had wrong color when flat-shaded
|
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- glBindTexture sometimes didn't work
|
||||
- fixed a bug deep in glXReleaseBuffersMESA()
|
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- fog was mistakenly applied to alpha
|
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- glPopMatrix didn't set "dirty matrix" flag
|
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- glPolygonStipple pattern was sometimes wrong
|
||||
- glClear wasn't disabled during feedback and selection
|
||||
- fixed memory leak in glTexSubImage[123]D
|
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Changes:
|
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- many library source files reorganized
|
||||
- faster X color allocation, colors also freed when finished with them
|
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- new texture sampling function pointer in texture objects
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- incorporated 3Dfx VooDoo driver v0.16 into main source tree
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- many 3Dfx driver updates
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- cygnus Makefiles now included
|
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- updated DOS driver
|
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- made a few changes to dosmesa.c and wmesa.c (VB->Unclipped)
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- internally, colors now stored in GLubytes, not GLfixed
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- optimized changing of GL_SHININESS parameter
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|
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2.4 September 18, 1997
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New:
|
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- updated 3Dfx Glide driver
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- hacks for 3Dfx rendering into an X window or fullscreen
|
||||
- added depth buffer access functions to X/Mesa and OS/Mesa interfaces
|
||||
Bug fixes:
|
||||
- pixel buffer could overflow with long, wide lines
|
||||
- fixed FP underflow problems in lighting
|
||||
- glTexSubImage1D() had an unitialized variable
|
||||
- incomplete texture objects could cause a segfault
|
||||
- glDrawPixels with GL_COMPILE_AND_EXECUTE caused infinite loop
|
||||
- flat-shaded quads in a strip were miscolored if clipped
|
||||
- mipmapped triangle lod computation now works correctly
|
||||
- fixed a few under/overflow bugs in triangle rasterizer
|
||||
- glArrayElement() assigned bad normal if normal array disabled
|
||||
- changed argument to glXReleaseBuffersMESA()
|
||||
- fixed small triangle underflow bugs in tritemp.h (hopefully)
|
||||
- glBindTexture(target, 0) caused a crash
|
||||
- glTexImage[123]D() with NULL image pointer caused crash
|
||||
- glPixelStore parameters are now ignored during display list execution
|
||||
- fixed a two-sided lighting w/ clipping bug (black vertices)
|
||||
- textures with width!=height were sometimes mis-rendered
|
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- "weird" projection matrices could cause div by 0, other fp errors
|
||||
Changes:
|
||||
- changed precompiled header symbol from PCH to PC_HEADER
|
||||
- split api.c into api1.c and api2.c
|
||||
- added hash.c source file (but not used yet)
|
||||
- a few Sun and HP configuration file changes
|
||||
- MESA_GLX_FX env var replaces MESA_FX_WINDOW and MESA_FX_FULLSCREEN
|
||||
- fixed a few cygnus build problems (src/Makefile.cygnus, src/wmesa.c)
|
||||
|
||||
2.5 November 20, 1997
|
||||
New:
|
||||
- updated 3Dfx driver (v20) for GLQuake
|
||||
- added GL_EXT_paletted_texture extension
|
||||
- added GL_EXT_shared_texture_palette extension
|
||||
- added GL_EXT_point_parameters extension
|
||||
- now including Mark Kilgard's GLUT library v3.6
|
||||
- new GLUT-based demos in gdemos/
|
||||
- added a few more Unix config targets
|
||||
- added Intel X86 assembly language vertex transformation code
|
||||
- 3Dfx/Glide driver for Mesa now recognizes SST_SCREENREFRESH env var
|
||||
- Windows 95 S3 Virge driver
|
||||
Bug fixes:
|
||||
- glCopyTexImage?D would crash due to uninitialized variable
|
||||
- glColor w/ glColorMaterial in a display list caused a bug
|
||||
- fixed several glDrawPixels() and ReadPixels() bugs in 3Dfx driver
|
||||
- glVertex4*() vertices weren't always projected correctly
|
||||
- trying to use mipmapped textured points or lines caused crash
|
||||
- glColor[34][fd]() values now clamped to [0,1] before int conversion
|
||||
Changes:
|
||||
- new device driver functions for texture mapping
|
||||
- hash tables used for display list and texture object lookup
|
||||
- fixed GLX visual handling code to avoid saving redundant visuals
|
||||
- 3Dfx Glide libraries automatically linked to libMesaGL.so
|
||||
- dropped the Cirrus Logic Mondello code since it's obsolete
|
||||
- updated Cygnus Makefiles (Stephane Rehel)
|
||||
- updated Windows MSVC++ Makefiles (Oleg Letsinsky)
|
||||
- procedure for making library files has changed: scripts now take
|
||||
a major and minor version arguments. Make-config changed a lot.
|
||||
- new implementation of glTexSubImage2D()
|
||||
- updated widgets-mesa directory to create libMesaGLwM.a (Motif widget)
|
||||
- separate linux-glide and linux-386-glide configurations
|
||||
|
||||
2.6 February 12, 1998
|
||||
New:
|
||||
- Windows WGL functions
|
||||
- updated VMS, DOS, Windows, Cygnus, BeOS, Amiga compilation support
|
||||
- v0.22 of 3Dfx Glide driver
|
||||
- more X86 assembly language optimizations
|
||||
- faster blending for some modes
|
||||
- XMesaSetFXmode() to switch between 3Dfx window and full-screen mode
|
||||
- added preliminary thread support
|
||||
- added GLX_MESA_copy_sub_buffer extension
|
||||
- some clipping optimizations
|
||||
Bug fixes:
|
||||
- fixed shading/material bug when drawing long primitive strips
|
||||
- fixed clipping problem in long primitive strips
|
||||
- fixed clipping bug when using 3Dfx driver
|
||||
- fixed a problem when trying to use X fonts w/ 3Dfx driver
|
||||
- fixed a texture filter bug in 3Dfx/Glide driver
|
||||
- fixed bug in 3Dfx/Glide driver involving depth mask & clearing
|
||||
- glLoadMatrix to set projection matrix confused the 3Dfx driver
|
||||
- non-identity texture matrices didn't work with linux-386 configs
|
||||
- glGenTextures() didn't reserve the returned texture IDs
|
||||
- NULL proxy image sent to glTexImageXD() caused crash
|
||||
- added texture state validation optimization (Henk Kok)
|
||||
- fixed colormap reuse problem when using both RGB and CI windows
|
||||
- 32bpp True/DirectColor X visuals weren't recognized
|
||||
- fixed potential problem in evaluators memory allocation
|
||||
- fixed assorted demo compilation bugs
|
||||
Changes:
|
||||
- replaced old Mesa/windows/ directory with Mesa/WIN32/ directory
|
||||
- converted a few old glaux/gltk demos to GLUT
|
||||
- renamed directories: demos -> xdemos, gdemos -> demos
|
||||
|
||||
|
||||
3.0 September 17, 1998
|
||||
New:
|
||||
- OpenGL 1.2 API
|
||||
- GL_EXT_abgr pixel format extension
|
||||
- GL_SGIS_texture_edge_clamp extension
|
||||
- GL_SGIS_multitexture extension (to be replaced by GL_ARB_multitex)
|
||||
- GL_EXT_multitexture extension (to be replaced by GL_ARB_multitex)
|
||||
- GL_EXT_rescale_normal extension and renormal.c demo
|
||||
- GLX_SGI_video_sync extension (a no-op)
|
||||
- antialiased lines
|
||||
- glGetTexImage() now implemented
|
||||
- glDraw/Copy/ReadPixels() optimizations
|
||||
- optimized textured triangle code (Marten Stromberg)
|
||||
- more optimization of dithered TrueColor triangles in X driver
|
||||
- Linux GGI driver
|
||||
- updated MGL driver
|
||||
Bug fixes:
|
||||
- lots of assorted compilation fixes
|
||||
- glInitNames didn't write initial hit record
|
||||
- glBitmap didn't always check for invalid raster position
|
||||
- switching between GLX and OSMesa contexts caused a crash
|
||||
- fixed uninitialized variable in Mesa widget code
|
||||
- fixed typo in texture code which caused book/texgen to crash
|
||||
- fixed texture sampling bug when filter=GL_LINEAR and wrap=GL_CLAMP
|
||||
- gluDisk() in POINT or LINE mode sometimes failed
|
||||
- fixed texture + fog bug
|
||||
- GL_COMPILE_AND_EXECUTE mode didn't work reliably
|
||||
- glMultMatrix in projection matrix mode w/ 3Dfx driver could fail
|
||||
- glDrawPixels(color index pixels) weren't converted to RGBA
|
||||
- fixed possible getenv() buffer overflow security bug
|
||||
- glBitmap in feedback mode was offset by xOrig, yOrig params
|
||||
- device driver's DrawPixels hook was never used
|
||||
- glDrawPixels with zoomY!=1 and top/bottom clipping didn't work
|
||||
- glDrawPixels optimized for GL_LUMINANCE, GL_LUMINANCE_ALPHA, GLubyte
|
||||
- fixed MakeCurrent bug in GLwRedrawObjects() in MesaWorkstation.c
|
||||
- glCopyTexSubImage2D() didn't work with 3Dfx driver
|
||||
- lines with width = 2 could cause crash
|
||||
- glClear with scissor rect sometimes cleared whole buffer
|
||||
- glTexSubImage2D( .. GL_COLOR_INDEX .. ) didn't work
|
||||
- glTexImageXD( .. GL_ABGR_EXT .. ) didn't work
|
||||
- computation of inverse modelview matrix sometimes failed
|
||||
- fixed GL_CLAMP mode texture sampling bug
|
||||
- textured line interpolation was somewhat broken
|
||||
- textured triangle interpolation was also somewhat broken
|
||||
- glGet(MODELVIEW/PROJECTION/TEXTURE_MATRIX_STACK_DEPTH) off by one
|
||||
- evaluator state wasn't fully initialized
|
||||
- texture coordinate clipping was buggy
|
||||
- evaluator surfaces could be mis-colored
|
||||
- glAccum(GL_RETURN, s) didn't obey glColorMask() settings
|
||||
- zero area polygons shouldn't be culled if polygon mode is point/line
|
||||
- clipped width and height of glReadPixels was sometimes off by one
|
||||
- blending with alpha = 0 or 1.0 wasn't always exact
|
||||
- reading of pixels from clipped region was buggy
|
||||
- minor tweaking of X visual management in GLX emulator
|
||||
- glPolygonStipple now obeys pixel unpacking parameters
|
||||
- glGetPolygonStipple now obeys pixel packing parameters
|
||||
- interleaved vertex array texture coordinates were broken
|
||||
- query of proxy texture internal format was broken
|
||||
- alpha channel wasn't reliably cleared
|
||||
- fixed divide by zero error in gluScaleImage if dest size = 1 x 1
|
||||
Conformance bug fixes:
|
||||
- GL_SELECTION_BUFFER_POINTER and GL_SELECTION_BUFFER_SIZE were missing
|
||||
- GL_TEXTURE_INTERNAL_FORMAT was missing
|
||||
- glGet*(GL_POLYGON_STIPPLE) was broken
|
||||
- glPush/PopAttrib() didn't save/restore all texture state
|
||||
- glBitmap in feedback mode didn't work
|
||||
- feedback of texture coords didn't always work
|
||||
- glDrawPixels w/ format=GL_DEPTH_COMPONENT, type=GLbyte was broke
|
||||
- glDrawPixels w/ format=GL_DEPTH_COMPONENT, type=GLubyte was broke
|
||||
- glDrawPixels w/ format=GL_STENCIL_INDEX, type=GL_BITMAP was broke
|
||||
Changes:
|
||||
- upgraded GLUT to version 3.7
|
||||
- only GL and GLU library code included in MesaLib.tar.gz
|
||||
- GLUT and all demos now in MesaDemos.tar.gz
|
||||
- glaux and gltk libraries removed
|
||||
- IRIX -n32 and -64 libs go in lib32/ and lib64/ directories
|
||||
|
||||
|
||||
3.1 beta 1 November 19, 1998
|
||||
New:
|
||||
- GL_EXT_stencil_wrap extension
|
||||
- GL_INGR_blend_func_separate extension
|
||||
- GL_ARB_multitexture extension
|
||||
- GL_NV_texgen_reflection extension
|
||||
- newly optimized vertex transformation code
|
||||
- updated GLUT 3.7 code
|
||||
- better precision when using 32-bit Z buffer
|
||||
- Allegro DJGPP driver
|
||||
Bug fixes:
|
||||
- glCopyPixels between front/back buffers didn't copy alpha correctly
|
||||
- fixed out-of-bounds memory access in optimized 2-D texture code
|
||||
- glPixelStorei didn't accept GL_PACK/UNPACK_IMAGE_HEIGHT parameter
|
||||
- glGet*() didn't accept GL_MAX_3D_TEXTURE_SIZE parameter
|
||||
- clipping of texture coordinates sometimes had bad R,Q values
|
||||
- GL_CLAMP_TO_EDGE texture sampling was off by 0.5 texels
|
||||
- glEdgeFlagPointer() now takes a GLvoid * instead of GLboolean *
|
||||
- texture was sometimes applied twice with 3Dfx driver
|
||||
- glPush/PopAttrib() fouled up texture object reference counts
|
||||
- glDeleteLists(0, n) caused assertion failure
|
||||
- bilinear texture sampling wasn't accurate enough
|
||||
- glClear w/ glDepthMask(GL_FALSE) didn't work right on 3Dfx
|
||||
- color components were reversed on big endian 32 bpp X visuals
|
||||
Changes:
|
||||
- removed GL_EXT_multitexture extension
|
||||
|
||||
|
||||
3.1 beta 2 February ??, 1999
|
||||
New:
|
||||
- multi-textured points and lines (mjk@nvidia.com)
|
||||
- optimized 24bpp X rendering (bernd.paysan@gmx.de)
|
||||
- added allegro support (bernie-t@geocities.com)
|
||||
- cleaned-up Windows-related stuff (Ted Jump)
|
||||
- minor stereo changes (KendallB@scitechsoft.com)
|
||||
- new BeOS driver which implements BGLView class
|
||||
- new Direct3D driver (see src/D3D)
|
||||
- more efficient filled gluCylinder() function
|
||||
- utilities: util/showbuffer.[ch] and util/glstate.[ch]
|
||||
- fixed some IRIX compiler warnings
|
||||
Bug fixes:
|
||||
- a variety of Windows/Mesa bug fixes (mjk@nvidia.com)
|
||||
- packed pixel images weren't unpacked correctly
|
||||
- patches some win32 files in GLUT (mjk@nvidia.com)
|
||||
- glTexImage[123]D() didn't accept internalFormat == GL_COLOR_INDEX
|
||||
- fixed lighting bug in Keith's new shading code
|
||||
- fixed texture segfault seen in Lament screensaver
|
||||
- fixed miscellaneous low-memory bugs
|
||||
- glClear(GL_COLOR_BUFFER_BIT) with RGBA or CI masking was broken
|
||||
Changes:
|
||||
- some device driver changes (see src/dd.h)
|
||||
- new copyright on core Mesa code
|
||||
|
||||
Loading…
Reference in New Issue