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authorBrian Paul <[email protected]>2009-09-23 11:04:57 -0600
committerBrian Paul <[email protected]>2009-09-23 11:05:00 -0600
commit5244ce786a3e115fac1675450c3df8ee11e20030 (patch)
tree7f628728df8f56c6c84fd8ad36930def370113c7 /src/gallium/drivers/llvmpipe
parentb26f1df920a712da66c72f801e3292bf44ea9a83 (diff)
llvmpipe: added max texture/surface size sanity check
Carried over from softpipe driver.
Diffstat (limited to 'src/gallium/drivers/llvmpipe')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_tile_cache.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_tile_cache.c b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
index 2e576e6039d..73460106f38 100644
--- a/src/gallium/drivers/llvmpipe/lp_tile_cache.c
+++ b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
@@ -48,6 +48,12 @@ struct llvmpipe_tile_cache *
lp_create_tile_cache( struct pipe_screen *screen )
{
struct llvmpipe_tile_cache *tc;
+ int maxLevels, maxTexSize;
+
+ /* sanity checking: max sure MAX_WIDTH/HEIGHT >= largest texture image */
+ maxLevels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
+ maxTexSize = 1 << (maxLevels - 1);
+ assert(MAX_WIDTH >= maxTexSize);
tc = CALLOC_STRUCT( llvmpipe_tile_cache );
if(!tc)