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llvmpipe: added max texture/surface size sanity check 

Carried over from softpipe driver.
This commit is contained in:
Brian Paul 2009-09-23 11:04:57 -06:00
parent b26f1df920
commit 5244ce786a
1 changed files with 6 additions and 0 deletions
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6
src/gallium/drivers/llvmpipe/lp_tile_cache.c
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@ -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)