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-rw-r--r--src/mesa/drivers/dri/i965/brw_cc.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_cc.c b/src/mesa/drivers/dri/i965/brw_cc.c
index 1088a7a6070..5cca605c3f1 100644
--- a/src/mesa/drivers/dri/i965/brw_cc.c
+++ b/src/mesa/drivers/dri/i965/brw_cc.c
@@ -44,9 +44,15 @@ static void prepare_cc_vp( struct brw_context *brw )
memset(&ccv, 0, sizeof(ccv));
- /* _NEW_VIEWPORT */
- ccv.min_depth = ctx->Viewport.Near;
- ccv.max_depth = ctx->Viewport.Far;
+ /* _NEW_TRANSOFORM */
+ if (ctx->Transform.DepthClamp) {
+ /* _NEW_VIEWPORT */
+ ccv.min_depth = MIN2(ctx->Viewport.Near, ctx->Viewport.Far);
+ ccv.max_depth = MAX2(ctx->Viewport.Near, ctx->Viewport.Far);
+ } else {
+ ccv.min_depth = 0.0;
+ ccv.max_depth = 1.0;
+ }
dri_bo_unreference(brw->cc.vp_bo);
brw->cc.vp_bo = brw_cache_data( &brw->cache, BRW_CC_VP, &ccv, NULL, 0 );
@@ -54,7 +60,7 @@ static void prepare_cc_vp( struct brw_context *brw )
const struct brw_tracked_state brw_cc_vp = {
.dirty = {
- .mesa = _NEW_VIEWPORT,
+ .mesa = _NEW_VIEWPORT | _NEW_TRANSFORM,
.brw = BRW_NEW_CONTEXT,
.cache = 0
},