- /* This can be pre-computed, except for flatshade:
- */
- switch (lpfs->info.input_semantic_name[i]) {
- case TGSI_SEMANTIC_FACE:
- inputs[i].interp = LP_INTERP_FACING;
- break;
- case TGSI_SEMANTIC_POSITION:
- /* Position was already emitted above
- */
- inputs[i].interp = LP_INTERP_POSITION;
- inputs[i].src_index = 0;
- continue;
- case TGSI_SEMANTIC_COLOR:
- /* Colors are linearly inputs[i].interpolated in the fragment shader
- * even when flatshading is active. This just tells the
- * setup module to use coefficients with ddx==0 and
- * ddy==0.
- */
- if (llvmpipe->rasterizer->flatshade)
- inputs[i].interp = LP_INTERP_CONSTANT;
- else
- inputs[i].interp = LP_INTERP_LINEAR;
- break;
-
- default:
- switch (lpfs->info.input_interpolate[i]) {
- case TGSI_INTERPOLATE_CONSTANT:
- inputs[i].interp = LP_INTERP_CONSTANT;
- break;
- case TGSI_INTERPOLATE_LINEAR:
- inputs[i].interp = LP_INTERP_LINEAR;
- break;
- case TGSI_INTERPOLATE_PERSPECTIVE:
- inputs[i].interp = LP_INTERP_PERSPECTIVE;
- break;
- default:
- assert(0);
- break;
- }
+ if (fsInfo->input_semantic_name[i] == TGSI_SEMANTIC_COLOR &&
+ fsInfo->input_semantic_index[i] < 2) {
+ int idx = fsInfo->input_semantic_index[i];
+ llvmpipe->color_slot[idx] = (int)vinfo->num_attribs;