diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/softpipe/sp_state_derived.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/src/gallium/drivers/softpipe/sp_state_derived.c b/src/gallium/drivers/softpipe/sp_state_derived.c index 7e998af1325..56ecc3b6140 100644 --- a/src/gallium/drivers/softpipe/sp_state_derived.c +++ b/src/gallium/drivers/softpipe/sp_state_derived.c @@ -79,10 +79,14 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe) */ vinfo_vbuf->num_attribs = 0; for (i = 0; i < num; i++) { - draw_emit_vertex_attr(vinfo_vbuf, EMIT_4F, INTERP_PERSPECTIVE, i); + draw_emit_vertex_attr(vinfo_vbuf, EMIT_4F, INTERP_PERSPECTIVE, i); } draw_compute_vertex_size(vinfo_vbuf); + softpipe->viewport_index_slot = 0; + softpipe->layer_slot = 0; + softpipe->psize_slot = 0; + /* * Loop over fragment shader inputs, searching for the matching output * from the vertex shader. @@ -128,10 +132,15 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe) src = draw_find_shader_output(softpipe->draw, fsInfo->input_semantic_name[i], fsInfo->input_semantic_index[i]); - if (fsInfo->input_semantic_name[i] == TGSI_SEMANTIC_COLOR && src == -1) - /* try and find a bcolor */ - src = draw_find_shader_output(softpipe->draw, - TGSI_SEMANTIC_BCOLOR, fsInfo->input_semantic_index[i]); + if (fsInfo->input_semantic_name[i] == TGSI_SEMANTIC_COLOR && src == -1) + /* + * try and find a bcolor. + * Note that if there's both front and back color, draw will + * have copied back to front color already. + */ + src = draw_find_shader_output(softpipe->draw, + TGSI_SEMANTIC_BCOLOR, + fsInfo->input_semantic_index[i]); draw_emit_vertex_attr(vinfo, EMIT_4F, interp, src); } @@ -141,7 +150,7 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe) TGSI_SEMANTIC_PSIZE, 0); if (vs_index >= 0) { - softpipe->psize_slot = vinfo->num_attribs; + softpipe->psize_slot = vs_index; draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_CONSTANT, vs_index); } @@ -150,10 +159,8 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe) TGSI_SEMANTIC_VIEWPORT_INDEX, 0); if (vs_index >= 0) { - softpipe->viewport_index_slot = vinfo->num_attribs; + softpipe->viewport_index_slot = vs_index; draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_CONSTANT, vs_index); - } else { - softpipe->viewport_index_slot = 0; } /* Figure out if we need layer */ @@ -161,10 +168,8 @@ softpipe_get_vertex_info(struct softpipe_context *softpipe) TGSI_SEMANTIC_LAYER, 0); if (vs_index >= 0) { - softpipe->layer_slot = vinfo->num_attribs; + softpipe->layer_slot = vs_index; draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_CONSTANT, vs_index); - } else { - softpipe->layer_slot = 0; } draw_compute_vertex_size(vinfo); |