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authorHui Qi Tay <hqtay@vmware.com>2010-08-27 10:37:09 +0100
committerKeith Whitwell <keithw@vmware.com>2010-08-27 13:08:54 +0100
commit57d84d9ca4a645ca326b66ff3b82bee0db18ac97 (patch)
treec1a027ff24b90e28f5d0ec7a4135c2af46df83e4 /src/gallium/drivers/llvmpipe/lp_state_derived.c
parent3783053fa59fceef59fe0356af5c8dbc095e9adf (diff)
llvmpipe: native point rasterization
Conflicts: src/gallium/drivers/llvmpipe/lp_setup_context.h src/gallium/drivers/llvmpipe/lp_setup_line.c src/gallium/drivers/llvmpipe/lp_setup_tri.c
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_state_derived.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_derived.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c
index 77bec4640b..9ef9983307 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_derived.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c
@@ -125,6 +125,16 @@ compute_vertex_info(struct llvmpipe_context *llvmpipe)
inputs[i].src_index = vinfo->num_attribs;
draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_PERSPECTIVE, vs_index);
}
+
+ /* Figure out if we need pointsize as well.
+ */
+ llvmpipe->psize_slot = draw_find_shader_output(llvmpipe->draw,
+ TGSI_SEMANTIC_PSIZE, 0);
+ if (llvmpipe->psize_slot > 0) {
+ draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_CONSTANT,
+ llvmpipe->psize_slot);
+ }
+
llvmpipe->num_inputs = lpfs->info.num_inputs;
draw_compute_vertex_size(vinfo);