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don't allocate scratch tile in sp_tile_cache_flush_clear() to avoid stack overflow

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This commit is contained in:
Brian 2007-12-15 09:49:20 -07:00
parent 017f862de1
commit de1201a0ba
1 changed files with 5 additions and 4 deletions
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9
src/mesa/pipe/softpipe/sp_tile_cache.c
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@ -58,6 +58,8 @@ struct softpipe_tile_cache
struct pipe_surface *tex_surf;
int tex_face, tex_level, tex_z;
struct softpipe_cached_tile tile; /**< scratch tile for clears */
};
@ -279,11 +281,10 @@ sp_tile_cache_flush_clear(struct pipe_context *pipe,
const uint w = tc->surface->width;
const uint h = tc->surface->height;
uint x, y;
struct softpipe_cached_tile tile;
uint numCleared = 0;
/* clear one tile to the clear value */
clear_tile(&tile, ps->format, tc->clear_val);
/* clear the scratch tile to the clear value */
clear_tile(&tc->tile, ps->format, tc->clear_val);
/* push the tile to all positions marked as clear */
for (y = 0; y < h; y += TILE_SIZE) {
@ -291,7 +292,7 @@ sp_tile_cache_flush_clear(struct pipe_context *pipe,
if (is_clear_flag_set(tc->clear_flags, x, y)) {
pipe->put_tile(pipe, ps,
x, y, TILE_SIZE, TILE_SIZE,
tile.data.color32, 0/*STRIDE*/);
tc->tile.data.color32, 0/*STRIDE*/);
/* do this? */
clear_clear_flag(tc->clear_flags, x, y);