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mesa/st: Expose pipe driver's shader limits.

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This commit is contained in:
José Fonseca
2010-05-12 14:09:14 +01:00
parent bfc702d1e7
commit 6ac93e469a
1 changed files with 18 additions and 88 deletions
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106
src/mesa/state_tracker/st_extensions.c
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@@ -142,95 +142,25 @@ void st_init_limits(struct st_context *st)
/* Quads always follow GL provoking rules. */
c->QuadsFollowProvokingVertexConvention = GL_FALSE;
if (screen->get_param(screen, PIPE_CAP_GLSL)) {
/*
* In the lack of more fine grained capabilities, if the pipe driver supports
* GLSL then assume native limits match Mesa software limits.
*/
pc = &c->FragmentProgram;
pc->MaxNativeInstructions = screen->get_param(screen, PIPE_CAP_MAX_FS_INSTRUCTIONS);
pc->MaxNativeAluInstructions = screen->get_param(screen, PIPE_CAP_MAX_FS_ALU_INSTRUCTIONS);
pc->MaxNativeTexInstructions = screen->get_param(screen, PIPE_CAP_MAX_FS_TEX_INSTRUCTIONS);
pc->MaxNativeTexIndirections = screen->get_param(screen, PIPE_CAP_MAX_FS_TEX_INDIRECTIONS);
pc->MaxNativeAttribs = screen->get_param(screen, PIPE_CAP_MAX_FS_INPUTS);
pc->MaxNativeTemps = screen->get_param(screen, PIPE_CAP_MAX_FS_TEMPS);
pc->MaxNativeAddressRegs = screen->get_param(screen, PIPE_CAP_MAX_FS_ADDRS);
pc->MaxNativeParameters = screen->get_param(screen, PIPE_CAP_MAX_FS_CONSTS);
pc = &c->FragmentProgram;
pc->MaxNativeInstructions = pc->MaxInstructions;
pc->MaxNativeAluInstructions = pc->MaxAluInstructions;
pc->MaxNativeTexInstructions = pc->MaxTexInstructions;
pc->MaxNativeTexIndirections = pc->MaxTexIndirections;
pc->MaxNativeAttribs = pc->MaxAttribs;
pc->MaxNativeTemps = pc->MaxTemps;
pc->MaxNativeAddressRegs = pc->MaxAddressRegs;
pc->MaxNativeParameters = pc->MaxParameters;
pc = &c->VertexProgram;
pc->MaxNativeInstructions = pc->MaxInstructions;
pc->MaxNativeAluInstructions = pc->MaxAluInstructions;
pc->MaxNativeTexInstructions = pc->MaxTexInstructions;
pc->MaxNativeTexIndirections = pc->MaxTexIndirections;
pc->MaxNativeAttribs = pc->MaxAttribs;
pc->MaxNativeTemps = pc->MaxTemps;
pc->MaxNativeAddressRegs = pc->MaxAddressRegs;
pc->MaxNativeParameters = pc->MaxParameters;
} else if (screen->get_param(screen, PIPE_CAP_SM3)) {
/*
* Assume the hardware meets the minimum requirements
* for Shader Model 3.
*
* See also:
* - http://msdn.microsoft.com/en-us/library/bb172920(VS.85).aspx
* - http://msdn.microsoft.com/en-us/library/bb172963(VS.85).aspx
*/
pc = &c->FragmentProgram;
pc->MaxNativeInstructions = 512; /* D3DMIN30SHADERINSTRUCTIONS */
pc->MaxNativeAluInstructions = pc->MaxNativeInstructions;
pc->MaxNativeTexInstructions = pc->MaxNativeInstructions;
pc->MaxNativeTexIndirections = pc->MaxNativeTexInstructions;
pc->MaxNativeAttribs = 10;
pc->MaxNativeTemps = 32;
pc->MaxNativeAddressRegs = 1; /* aL */
pc->MaxNativeParameters = 224;
pc = &c->VertexProgram;
pc->MaxNativeInstructions = 512; /* D3DMIN30SHADERINSTRUCTIONS */
pc->MaxNativeAluInstructions = pc->MaxNativeInstructions;
pc->MaxNativeTexInstructions = pc->MaxNativeInstructions;
pc->MaxNativeTexIndirections = pc->MaxNativeTexInstructions;
pc->MaxNativeAttribs = 16;
pc->MaxNativeTemps = 32;
pc->MaxNativeAddressRegs = 2; /* a0 and aL */
pc->MaxNativeParameters = 256;
} else {
/*
* Assume the hardware meets the minimum requirements
* for Shader Model 2.
*
* See also:
* - http://msdn.microsoft.com/en-us/library/bb172918(VS.85).aspx
* - http://msdn.microsoft.com/en-us/library/bb172961(VS.85).aspx
*/
pc = &c->FragmentProgram;
pc->MaxNativeInstructions = 96; /* D3DPS20_MIN_NUMINSTRUCTIONSLOTS */
pc->MaxNativeAluInstructions = 64;
pc->MaxNativeTexInstructions = 32;
pc->MaxNativeTexIndirections = pc->MaxNativeTexInstructions;
pc->MaxNativeAttribs = 10; /* 2 color + 8 texture coord */
pc->MaxNativeTemps = 12; /* D3DPS20_MIN_NUMTEMPS */
pc->MaxNativeAddressRegs = 0;
pc->MaxNativeParameters = 16;
pc = &c->VertexProgram;
pc->MaxNativeInstructions = 256;
pc->MaxNativeAluInstructions = 256;
pc->MaxNativeTexInstructions = 0;
pc->MaxNativeTexIndirections = 0;
pc->MaxNativeAttribs = 16;
pc->MaxNativeTemps = 12; /* D3DVS20_MIN_NUMTEMPS */
pc->MaxNativeAddressRegs = 2; /* a0 and aL */
pc->MaxNativeParameters = 256;
}
if (!screen->get_param(screen, PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS)) {
c->VertexProgram.MaxNativeTexInstructions = 0;
c->VertexProgram.MaxNativeTexIndirections = 0;
}
pc = &c->VertexProgram;
pc->MaxNativeInstructions = screen->get_param(screen, PIPE_CAP_MAX_VS_INSTRUCTIONS);
pc->MaxNativeAluInstructions = screen->get_param(screen, PIPE_CAP_MAX_VS_ALU_INSTRUCTIONS);
pc->MaxNativeTexInstructions = screen->get_param(screen, PIPE_CAP_MAX_VS_TEX_INSTRUCTIONS);
pc->MaxNativeTexIndirections = screen->get_param(screen, PIPE_CAP_MAX_VS_TEX_INDIRECTIONS);
pc->MaxNativeAttribs = screen->get_param(screen, PIPE_CAP_MAX_VS_INPUTS);
pc->MaxNativeTemps = screen->get_param(screen, PIPE_CAP_MAX_VS_TEMPS);
pc->MaxNativeAddressRegs = screen->get_param(screen, PIPE_CAP_MAX_VS_ADDRS);
pc->MaxNativeParameters = screen->get_param(screen, PIPE_CAP_MAX_VS_CONSTS);
}