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-rw-r--r--src/gallium/drivers/r600/r600_shader.c4
-rw-r--r--src/gallium/drivers/r600/r600_shader.h1
2 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 4a9d9beaba5..512cc4a32f4 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -115,7 +115,8 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
for (i = 0; i < rshader->ninput; i++) {
tmp = S_028644_SEMANTIC(r600_find_vs_semantic_index(&rctx->vs_shader->shader, rshader, i));
- tmp |= S_028644_SEL_CENTROID(1);
+ if (rshader->input[i].centroid)
+ tmp |= S_028644_SEL_CENTROID(1);
if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
have_pos = TRUE;
if (rshader->input[i].name == TGSI_SEMANTIC_COLOR ||
@@ -439,6 +440,7 @@ static int tgsi_declaration(struct r600_shader_ctx *ctx)
ctx->shader->input[i].name = d->Semantic.Name;
ctx->shader->input[i].sid = d->Semantic.Index;
ctx->shader->input[i].interpolate = d->Declaration.Interpolate;
+ ctx->shader->input[i].centroid = d->Declaration.Centroid;
ctx->shader->input[i].gpr = ctx->file_offset[TGSI_FILE_INPUT] + i;
if (ctx->type == TGSI_PROCESSOR_VERTEX) {
/* turn input into fetch */
diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h
index 6e2620f2012..a341cca0836 100644
--- a/src/gallium/drivers/r600/r600_shader.h
+++ b/src/gallium/drivers/r600/r600_shader.h
@@ -31,6 +31,7 @@ struct r600_shader_io {
unsigned done;
int sid;
unsigned interpolate;
+ boolean centroid;
};
struct r600_shader {