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2009-01-10mesa: deprecate GL/amesa.h header (allegro driver)Brian Paul
2009-01-10mesa: deprecate the GL/fxmesa.h headerBrian Paul
2009-01-10xmesa: deprecate the "XMesa" interfaceBrian Paul
Move the include/GL/xmesa*.h files to src/mesa/drivers/x11/ so they're no longer considered public.
2009-01-10glsl: force creation of new scope for for-loop bodyBrian Paul
Fixes regression in progs/demos/convolution.c due to loop unrolling. This also allows the following to be compiled correctly: for (int i = 0; i < n; i++) { int i; ... } This fix is a bit of a hack, however. The better fix would be to change the slang_shader.syn grammar. Will revisit that...
2009-01-10glsl: replace 0/1 with GL_FALSE/GL_TRUEBrian Paul
2009-01-09swrast: Fix GL_ATI_separate_stencilIan Romanick
GL_ATI_separate_stencil is enabled by default for software rasterizers, but the extension functions weren't hooked up to the dispatch table.
2009-01-09glsl: make minimum struct size = 2, not 1Brian Paul
1-component structs such as "struct foo { float x; }" could get placed at any position within a register. This caused some trouble computing the field offset which assumed all struct objects were placed at R.x. It would be unusual to hit this case in normal shaders.
2009-01-08glsl: fix typo in the vec2 += operator functionBrian Paul
2009-01-08mesa: set version string to 7.3-rc1Brian Paul
2009-01-08glsl: fix broken +=, -=, *=, /= operatorsBrian Paul
These functions need to return the final computed value. Now expressions such as a = (b += c) work properly. Also, no need to use __asm intrinsics in these functions. The resulting code is the same when using ordinary arithmetic operators and is more legible.
2009-01-08mesa: fix off-by-one bug in _mesa_delete_instructions()Brian Paul
2009-01-07i965: Fix GLSL FS DPH to return the right value instead of src0.w * src1.w.Eric Anholt
2009-01-07i965: Remove worrisome comment about _NEW_PROGRAM signaling fp change.Eric Anholt
Everything now depends on either BRW_NEW_FRAGMENT_PROGRAM or BRW_NEW_VERTEX_PROGRAM.
2009-01-07mesa: Remove _Active and _UseTexEnvProgram flags from fragment programs.Eric Anholt
There was a note in state.c about _Active deserving to die, and there were potential issues with it due to i965 forgetting to set _UseTexEnvProgram. Removing both simplifies things. Reviewed-by: Brian Paul <brianp@vmware.com>
2009-01-07i965: Remove dead brw_vs_tnl.cEric Anholt
2009-01-07i965: allow gl_FragData[0] usage when there's only one color bufferBrian Paul
If gl_FragData[0] is written but not gl_FragCOlor, use the former.
2009-01-07mesa: additional case in file_string()Brian Paul
2009-01-07glsl: pass GLcontext::Extension info down into GLSL preprocessorBrian Paul
Now the #extension directives can be handled properly.
2009-01-07glsl: bump up MAX_FOR_LOOP_UNROLL_COMPLEXITYBrian Paul
2009-01-07glsl: check that the fragment shader does not write both gl_FragColor and ↵Brian Paul
gl_FragData[]
2009-01-07i965: init dst reg RelAddr field to zeroBrian Paul
2009-01-07i965: Note when we drop saturate mode on the floor in a VP.Eric Anholt
2009-01-07i965: Add support for LRP in VPs.Eric Anholt
Bug #19226.
2009-01-07mesa: Add _mesa_snprintf.José Fonseca
On Windows snprintf is renamed as _snprintf. (cherry picked from commit f8f9a1b620d31d1a59855fd502caed325d4a324f)
2009-01-07glsl: disable some unused functions (but don't remove just yet)Brian Paul
2009-01-07glsl: also unroll loops with variable declarations such as "for (int i = 0; ..."Brian Paul
2009-01-07glsl: remove dead codeBrian Paul
2009-01-07mesa: OSMesa Makefile fixes (use LIB_DIR)Brian Paul
2009-01-06glsl: loop unroll adjustmentsBrian Paul
Add a "max complexity" heuristic to allow unrolling long loops with small bodies and short loops with large bodies. The loop unroll limits may need further tweaking...
2009-01-06glsl: implement loop unrolling for simple 'for' loopsBrian Paul
Loops such as this will be unrolled: for (i = 0; i < 4; ++i) { body; } where 'body' isn't too large. This also helps to fix the issue reported in bug #19190. The problem there is indexing vector types with a variable index. For example: vec4 v; v[2] = 1.0; // equivalent to v.z = 1.0 v[i] = 2.0; // variable index into vector!! Since the for-i loop can be unrolled, we can avoid the problems associated with variable indexing into a vector (at least in this case).
2009-01-06mesa: Move var declaration to top of scope.Brian Paul
(cherry picked from commit 3740a06e28f4cd09e2a3dce2da60320aa9304df1)
2009-01-06mesa: fix GL_DEPTH_CLEAR_VALUE castingBrian Paul
(cherry picked from commit d14d494dcda3d80ec2cf452551c680ffb432e306)
2009-01-06mesa: Fix the size per pixel for packed pixel format data type.Xiang, Haihao
2009-01-06mesa: Fix the number of components for GL_UNSIGNED_SHORT_1_5_5_5_REV. (bug ↵Xiang, Haihao
#19390)
2009-01-06dri: correct the damage.Xiang, Haihao
Fixes bug #17234
2009-01-05mesa: add GLushort cases for render to texture (Z-buffers)Brian Paul
2009-01-05mesa: fix a GLSL swizzled writemask bugBrian Paul
This fixes cases such as: vec4 v4; vec2 v2; v4.xz.yx = v2; The last line now correctly compiles into MOV TEMP[1].xz, TEMP[0].yyxw; Helps to fix the Humus Domino demo. See bug 19189.
2009-01-05i965: implement OPCODE_TRUNC (round toward zero) on vertex path.Brian Paul
Also, fix some RNDD vs. RNDZ confusion elsewhere.
2009-01-02mesa: fix warning about possibly undefined var in GLSL compilerBrian Paul
2009-01-02mesa: fix another "out of samplers" problemBrian Paul
Now only the samplers that are actually used by texture() functions are saved in the uniform variable list. Before, we could run out of samplers if too many were declared while only some of them were actually used.
2009-01-01i965: increase number of texture samplers to 16Brian Paul
This lets GLSL shaders use up to 16 samplers. Fixed function is still limited to 8 textures. Tested with progs/glsl/samplers.c
2009-01-01i965: comments, clean-ups, re-order some functionsBrian Paul
2009-01-01i965: added OPCODE_NRM3/4Brian Paul
2009-01-01i965: fix commentBrian Paul
2009-01-01i965: indentation and formatting fixesBrian Paul
2009-01-01i965: implement OPCODE_NRM3/NRM4Brian Paul
2009-01-01i965: whitespace, comment changesBrian Paul
2009-01-01mesa: comments, whitespace changesBrian Paul
2009-01-01mesa: updated comments about GLSL constantsBrian Paul
2008-12-31mesa: increase max texture image units and GLSL samplers to 16Brian Paul
The max texture coord units is still 8. All the fixed-function paths are still limited to 8 too. But GLSL shaders can use more samplers now. Note that some texcoord-related data structures are declared to be 16 elements in size rather than 8. This just simplifies the code in a few places; the extra elements aren't accessible to the user. These changes haven't been extensively tested yet, but sanity checking has been done. It should be possible to increase the max image units/samplers to 32 without doing anything special. Beyond that we'll need longer bitfields in a few places.