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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_fs.cpp')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index a006740224e..89343eb3b9e 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1099,7 +1099,7 @@ fs_visitor::emit_general_interpolation(ir_variable *ir)
*/
struct brw_reg interp = interp_reg(location, k);
emit_linterp(attr, fs_reg(interp), interpolation_mode,
- ir->centroid,
+ ir->centroid && !c->key.persample_shading,
c->key.persample_shading);
if (brw->needs_unlit_centroid_workaround && ir->centroid) {