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llvmpipe: don't try to emit non-existent color outputs

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This commit is contained in:
Keith Whitwell
2010-10-14 13:15:28 +01:00
parent 81ccb3e2ce
commit f0bd76f28d
1 changed files with 9 additions and 8 deletions
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src/gallium/drivers/llvmpipe/lp_state_fs.c
+9 -8
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@@ -406,14 +406,15 @@ generate_fs(struct llvmpipe_context *lp,
if (shader->info.base.output_semantic_name[attrib] == TGSI_SEMANTIC_COLOR)
{
unsigned cbuf = shader->info.base.output_semantic_index[attrib];
for(chan = 0; chan < NUM_CHANNELS; ++chan)
{
/* XXX: just initialize outputs to point at colors[] and
* skip this.
*/
LLVMValueRef out = LLVMBuildLoad(builder, outputs[attrib][chan], "");
lp_build_name(out, "color%u.%u.%c", i, attrib, "rgba"[chan]);
LLVMBuildStore(builder, out, color[cbuf][chan]);
for(chan = 0; chan < NUM_CHANNELS; ++chan) {
if(outputs[attrib][chan]) {
/* XXX: just initialize outputs to point at colors[] and
* skip this.
*/
LLVMValueRef out = LLVMBuildLoad(builder, outputs[attrib][chan], "");
lp_build_name(out, "color%u.%u.%c", i, attrib, "rgba"[chan]);
LLVMBuildStore(builder, out, color[cbuf][chan]);
}
}
}
}