From: Brian Paul <brianp@vmware.com>
Date: Thu, 18 Mar 2010 15:30:13 +0000 (-0600)
Subject: llvmpipe: set opaque = FALSE if stencil enabled
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a1e7aeecc25cedbd54e43afa72a1a2926ae51a32;p=mesa.git

llvmpipe: set opaque = FALSE if stencil enabled

Fixes occasional bad tiles seen in some demos like progs/demos/reflect.c
---

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index 2cecf7e0974..921c51fbe84 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -1169,6 +1169,7 @@ llvmpipe_update_fs(struct llvmpipe_context *lp)
    opaque = !key.blend.logicop_enable &&
             !key.blend.rt[0].blend_enable &&
             key.blend.rt[0].colormask == 0xf &&
+            !key.stencil[0].enabled &&
             !key.alpha.enabled &&
             !key.depth.enabled &&
             !key.scissor &&