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-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_visitor.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
index fc7ae582990..15d1c6a6985 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -891,6 +891,10 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg dst, fs_reg coordinate,
emit(MOV(fs_reg(MRF, base_mrf + mlen + i), coordinate));
coordinate.reg_offset++;
}
+ /* zero the others. */
+ for (int i = ir->coordinate->type->vector_elements; i<3; i++) {
+ emit(MOV(fs_reg(MRF, base_mrf + mlen + i), fs_reg(0.0f)));
+ }
/* gen4's SIMD8 sampler always has the slots for u,v,r present. */
mlen += 3;
} else if (ir->op == ir_txd) {