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-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_state.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_state.c b/src/mesa/drivers/dri/i965/brw_wm_state.c
index 39f8c6d522b..361f91292be 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_state.c
@@ -107,6 +107,12 @@ wm_unit_populate_key(struct brw_context *brw, struct brw_wm_unit_key *key)
/* as far as we can tell */
key->computes_depth =
(fp->Base.OutputsWritten & (1 << FRAG_RESULT_DEPTH)) != 0;
+ /* BRW_NEW_DEPTH_BUFFER
+ * Override for NULL depthbuffer case, required by the Pixel Shader Computed
+ * Depth field.
+ */
+ if (brw->state.depth_region == NULL)
+ key->computes_depth = 0;
/* _NEW_COLOR */
key->uses_kill = fp->UsesKill || ctx->Color.AlphaEnabled;
@@ -300,6 +306,7 @@ const struct brw_tracked_state brw_wm_unit = {
.brw = (BRW_NEW_FRAGMENT_PROGRAM |
BRW_NEW_CURBE_OFFSETS |
+ BRW_NEW_DEPTH_BUFFER |
BRW_NEW_NR_WM_SURFACES),
.cache = (CACHE_NEW_WM_PROG |