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svga: Advertise shader limits.

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This commit is contained in:
José Fonseca 2010-05-12 14:10:50 +01:00
parent a1b3ca6a14
commit 686215d9e5
1 changed files with 51 additions and 0 deletions
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51
src/gallium/drivers/svga/svga_screen.c
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@ -177,6 +177,57 @@ svga_get_paramf(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
return 0;
/*
* Fragment shader limits
*/
case PIPE_CAP_MAX_FS_INSTRUCTIONS:
case PIPE_CAP_MAX_FS_ALU_INSTRUCTIONS:
case PIPE_CAP_MAX_FS_TEX_INSTRUCTIONS:
case PIPE_CAP_MAX_FS_TEX_INDIRECTIONS:
return svgascreen->use_ps30 ? 512 : 96;
case PIPE_CAP_MAX_FS_CONTROL_FLOW_DEPTH:
return SVGA3D_MAX_NESTING_LEVEL;
case PIPE_CAP_MAX_FS_INPUTS:
return 10;
case PIPE_CAP_MAX_FS_CONSTS:
return svgascreen->use_vs30 ? 224 : 16;
case PIPE_CAP_MAX_FS_TEMPS:
if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS, &result))
return svgascreen->use_ps30 ? 32 : 12;
return result.u;
case PIPE_CAP_MAX_FS_ADDRS:
return svgascreen->use_ps30 ? 1 : 0;
case PIPE_CAP_MAX_FS_PREDS:
return svgascreen->use_ps30 ? 1 : 0;
/*
* Vertex shader limits
*/
case PIPE_CAP_MAX_VS_INSTRUCTIONS:
case PIPE_CAP_MAX_VS_ALU_INSTRUCTIONS:
if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS, &result))
return svgascreen->use_vs30 ? 512 : 256;
return result.u;
case PIPE_CAP_MAX_VS_TEX_INSTRUCTIONS:
case PIPE_CAP_MAX_VS_TEX_INDIRECTIONS:
/* XXX: until we have vertex texture support */
return 0;
case PIPE_CAP_MAX_VS_CONTROL_FLOW_DEPTH:
return SVGA3D_MAX_NESTING_LEVEL;
case PIPE_CAP_MAX_VS_INPUTS:
return 16;
case PIPE_CAP_MAX_VS_CONSTS:
return 256;
case PIPE_CAP_MAX_VS_TEMPS:
if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS, &result))
return svgascreen->use_vs30 ? 32 : 12;
return result.u;
case PIPE_CAP_MAX_VS_ADDRS:
return svgascreen->use_vs30 ? 1 : 0;
case PIPE_CAP_MAX_VS_PREDS:
return svgascreen->use_vs30 ? 1 : 0;
default:
return 0;
}