From: Brian <brian.paul@tungstengraphics.com>
Date: Wed, 23 Jan 2008 22:39:34 +0000 (-0700)
Subject: gallium: in sp_tile_cache_clear() mark all cache slots as empty/free.  Fixes progs... 
X-Git-Tag: 062012170305~17580^2~390^2~2901
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1cf3c77e086d3f8b01921aae9b7309aa62b3d15e;p=profile%2Fivi%2Fmesa.git

gallium: in sp_tile_cache_clear() mark all cache slots as empty/free.  Fixes progs/redbook/stencil.c
---

diff --git a/src/mesa/pipe/softpipe/sp_tile_cache.c b/src/mesa/pipe/softpipe/sp_tile_cache.c
index 1974f77..bc7e8d0 100644
--- a/src/mesa/pipe/softpipe/sp_tile_cache.c
+++ b/src/mesa/pipe/softpipe/sp_tile_cache.c
@@ -538,6 +538,7 @@ void
 sp_tile_cache_clear(struct softpipe_tile_cache *tc, uint clearValue)
 {
    uint r, g, b, a;
+   uint pos;
 
    tc->clear_val = clearValue;
 
@@ -576,4 +577,9 @@ sp_tile_cache_clear(struct softpipe_tile_cache *tc, uint clearValue)
    /* disable the optimization */
    memset(tc->clear_flags, 0, sizeof(tc->clear_flags));
 #endif
+
+   for (pos = 0; pos < NUM_ENTRIES; pos++) {
+      struct softpipe_cached_tile *tile = tc->entries + pos;
+      tile->x = tile->y = -1;
+   }
 }