From 6cb87cf26f904b891faa42268f373864fa33541d Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Fri, 21 Sep 2007 07:00:20 -0400 Subject: Make the alpha test state a cso. --- src/mesa/state_tracker/st_cache.c | 20 ++++++++++++++++++++ 1 file changed, 20 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 01d1934232b..1686721990a 100644 --- a/src/mesa/state_tracker/st_cache.c +++ b/src/mesa/state_tracker/st_cache.c @@ -159,3 +159,23 @@ st_cached_vs_state(struct st_context *st, } return (struct cso_vertex_shader*)(cso_hash_iter_data(iter)); } + +const struct cso_alpha_test * +st_cached_alpha_test_state(struct st_context *st, + const struct pipe_alpha_test_state *templ) +{ + unsigned hash_key = cso_construct_key((void*)templ, + sizeof(struct pipe_alpha_test_state)); + struct cso_hash_iter iter = cso_find_state_template(st->cache, + hash_key, CSO_ALPHA_TEST, + (void*)templ); + if (cso_hash_iter_is_null(iter)) { + struct cso_alpha_test *cso = malloc(sizeof(struct cso_alpha_test)); + memcpy(&cso->state, templ, sizeof(struct pipe_alpha_test_state)); + cso->data = st->pipe->create_alpha_test_state(st->pipe, &cso->state); + if (!cso->data) + cso->data = &cso->state; + iter = cso_insert_state(st->cache, hash_key, CSO_ALPHA_TEST, cso); + } + return ((struct cso_alpha_test *)cso_hash_iter_data(iter)); +} -- cgit v1.2.3