iris: fix depth bounds clamp enables

fixes depthrange-clear among others

diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index df724cedcee87fed925683280dba04afe5a3940a..7ba9c500cab69830c22215faf6f6b5d5c77813ca 100644 (file)
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -577,8 +577,13 @@ iris_create_zsa_state(struct pipe_context *ctx,
    }
 
    iris_pack_state(GENX(CC_VIEWPORT), cso->cc_vp, ccvp) {
-      ccvp.MinimumDepth = state->depth.bounds_min;
-      ccvp.MaximumDepth = state->depth.bounds_max;
+      if (state->depth.bounds_test) {
+         ccvp.MinimumDepth = state->depth.bounds_min;
+         ccvp.MaximumDepth = state->depth.bounds_max;
+      } else {
+         ccvp.MinimumDepth = 0.0;
+         ccvp.MaximumDepth = 1.0;
+      }
    }
 
    return cso;