From: Keith Whitwell <keithw@vmware.com>
Date: Sat, 25 Jul 2009 10:01:48 +0000 (+0100)
Subject: llvmpipe: fix error in scissor state dependencies
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b8c437f20f130768e7709eb06112c955619aa2f0;p=mesa.git

llvmpipe: fix error in scissor state dependencies
---

diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c
index 59b06f53361..e2b6b8e6027 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_derived.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c
@@ -165,11 +165,19 @@ llvmpipe_get_vbuf_vertex_info(struct llvmpipe_context *llvmpipe)
 static void
 compute_cliprect(struct llvmpipe_context *lp)
 {
+   /* LP_NEW_FRAMEBUFFER
+    */
    uint surfWidth = lp->framebuffer.width;
    uint surfHeight = lp->framebuffer.height;
 
+   /* LP_NEW_RASTERIZER
+    */
    if (lp->rasterizer->scissor) {
-      /* clip to scissor rect */
+
+      /* LP_NEW_SCISSOR
+       *
+       * clip to scissor rect:
+       */
       lp->cliprect.minx = MAX2(lp->scissor.minx, 0);
       lp->cliprect.miny = MAX2(lp->scissor.miny, 0);
       lp->cliprect.maxx = MIN2(lp->scissor.maxx, surfWidth);
@@ -231,7 +239,7 @@ void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe )
       invalidate_vertex_layout( llvmpipe );
 
    if (llvmpipe->dirty & (LP_NEW_SCISSOR |
-                          LP_NEW_DEPTH_STENCIL_ALPHA |
+                          LP_NEW_RASTERIZER |
                           LP_NEW_FRAMEBUFFER))
       compute_cliprect(llvmpipe);