From d6ac959833a8e40a27907940969c622692f749b1 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Mon, 17 Sep 2007 11:55:18 -0400 Subject: Combing depth and stencil objects and making them immutable. Converting depth and stencil objects into a single state object (d3d10 like) and making it immutable. --- src/mesa/state_tracker/st_cache.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/mesa/state_tracker/st_cache.c') diff --git a/src/mesa/state_tracker/st_cache.c b/src/mesa/state_tracker/st_cache.c index 99fb45f00a..64c03be99d 100644 --- a/src/mesa/state_tracker/st_cache.c +++ b/src/mesa/state_tracker/st_cache.c @@ -76,3 +76,20 @@ struct pipe_sampler_state * st_cached_sampler_state( } return (struct pipe_sampler_state*)(cso_hash_iter_data(iter)); } + +struct pipe_depth_stencil_state * st_cached_depth_stencil_state( + struct st_context *st, + const struct pipe_depth_stencil_state *depth_stencil) +{ + unsigned hash_key = cso_construct_key((void*)depth_stencil, sizeof(struct pipe_depth_stencil_state)); + struct cso_hash_iter iter = cso_find_state_template(st->cache, + hash_key, CSO_DEPTH_STENCIL, + (void*)depth_stencil); + if (cso_hash_iter_is_null(iter)) { + const struct pipe_depth_stencil_state *created_state = st->pipe->create_depth_stencil_state( + st->pipe, depth_stencil); + iter = cso_insert_state(st->cache, hash_key, CSO_DEPTH_STENCIL, + (void*)created_state); + } + return (struct pipe_depth_stencil_state*)(cso_hash_iter_data(iter)); +} -- cgit v1.2.3