-cso_single_vertex_sampler(struct cso_context *ctx,
- unsigned idx,
- const struct pipe_sampler_state *templ)
-{
- void *handle = NULL;
-
- if (templ != NULL) {
- unsigned key_size = sizeof(struct pipe_sampler_state);
- unsigned hash_key = cso_construct_key((void*)templ, key_size);
- struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
- hash_key, CSO_SAMPLER,
- (void*)templ, key_size);
-
- if (cso_hash_iter_is_null(iter)) {
- struct cso_sampler *cso = MALLOC(sizeof(struct cso_sampler));
- if (!cso)
- return PIPE_ERROR_OUT_OF_MEMORY;
-
- memcpy(&cso->state, templ, sizeof(*templ));
- cso->data = ctx->pipe->create_sampler_state(ctx->pipe, &cso->state);
- cso->delete_state = (cso_state_callback)ctx->pipe->delete_sampler_state;
- cso->context = ctx->pipe;
-
- iter = cso_insert_state(ctx->cache, hash_key, CSO_SAMPLER, cso);
- if (cso_hash_iter_is_null(iter)) {
- FREE(cso);
- return PIPE_ERROR_OUT_OF_MEMORY;
- }
-
- handle = cso->data;
- }
- else {
- handle = ((struct cso_sampler *)cso_hash_iter_data(iter))->data;
- }
- }
-
- ctx->vertex_samplers[idx] = handle;
- return PIPE_OK;
-}
-
-void cso_single_sampler_done( struct cso_context *ctx )
-{
- unsigned i;
-
- /* find highest non-null sampler */
- for (i = PIPE_MAX_SAMPLERS; i > 0; i--) {
- if (ctx->samplers[i - 1] != NULL)
- break;
- }
-
- ctx->nr_samplers = i;
-
- if (ctx->hw.nr_samplers != ctx->nr_samplers ||
- memcmp(ctx->hw.samplers,
- ctx->samplers,
- ctx->nr_samplers * sizeof(void *)) != 0)
- {
- memcpy(ctx->hw.samplers, ctx->samplers, ctx->nr_samplers * sizeof(void *));
- ctx->hw.nr_samplers = ctx->nr_samplers;
-
- ctx->pipe->bind_fragment_sampler_states(ctx->pipe, ctx->nr_samplers, ctx->samplers);
- }
-}
-
-void
-cso_single_vertex_sampler_done(struct cso_context *ctx)
-{
- unsigned i;
-
- /* find highest non-null sampler */
- for (i = PIPE_MAX_VERTEX_SAMPLERS; i > 0; i--) {
- if (ctx->vertex_samplers[i - 1] != NULL)
- break;
- }
-
- ctx->nr_vertex_samplers = i;
-
- if (ctx->hw.nr_vertex_samplers != ctx->nr_vertex_samplers ||
- memcmp(ctx->hw.vertex_samplers,
- ctx->vertex_samplers,
- ctx->nr_vertex_samplers * sizeof(void *)) != 0)
- {
- memcpy(ctx->hw.vertex_samplers,
- ctx->vertex_samplers,
- ctx->nr_vertex_samplers * sizeof(void *));
- ctx->hw.nr_vertex_samplers = ctx->nr_vertex_samplers;
-
- ctx->pipe->bind_vertex_sampler_states(ctx->pipe,
- ctx->nr_vertex_samplers,
- ctx->vertex_samplers);
- }
-}
-
-/*
- * If the function encouters any errors it will return the
- * last one. Done to always try to set as many samplers
- * as possible.
- */
-enum pipe_error cso_set_samplers( struct cso_context *ctx,
- unsigned nr,
- const struct pipe_sampler_state **templates )
-{
- unsigned i;
- enum pipe_error temp, error = PIPE_OK;
-
- /* TODO: fastpath
- */
-
- for (i = 0; i < nr; i++) {
- temp = cso_single_sampler( ctx, i, templates[i] );
- if (temp != PIPE_OK)
- error = temp;
- }
-
- for ( ; i < ctx->nr_samplers; i++) {
- temp = cso_single_sampler( ctx, i, NULL );
- if (temp != PIPE_OK)
- error = temp;
- }
-
- cso_single_sampler_done( ctx );
-
- return error;
-}
-
-void cso_save_samplers(struct cso_context *ctx)
-{
- ctx->nr_samplers_saved = ctx->nr_samplers;
- memcpy(ctx->samplers_saved, ctx->samplers, sizeof(ctx->samplers));
-}
-
-void cso_restore_samplers(struct cso_context *ctx)
-{
- ctx->nr_samplers = ctx->nr_samplers_saved;
- memcpy(ctx->samplers, ctx->samplers_saved, sizeof(ctx->samplers));
- cso_single_sampler_done( ctx );
-}
-
-/*
- * If the function encouters any errors it will return the
- * last one. Done to always try to set as many samplers
- * as possible.
- */
-enum pipe_error cso_set_vertex_samplers(struct cso_context *ctx,
- unsigned nr,
- const struct pipe_sampler_state **templates)
-{
- unsigned i;
- enum pipe_error temp, error = PIPE_OK;
-
- /* TODO: fastpath
- */
-
- for (i = 0; i < nr; i++) {
- temp = cso_single_vertex_sampler( ctx, i, templates[i] );
- if (temp != PIPE_OK)
- error = temp;
- }
-
- for ( ; i < ctx->nr_samplers; i++) {
- temp = cso_single_vertex_sampler( ctx, i, NULL );
- if (temp != PIPE_OK)
- error = temp;
- }
-
- cso_single_vertex_sampler_done( ctx );
-
- return error;
-}
-
-void
-cso_save_vertex_samplers(struct cso_context *ctx)
-{
- ctx->nr_vertex_samplers_saved = ctx->nr_vertex_samplers;
- memcpy(ctx->vertex_samplers_saved, ctx->vertex_samplers, sizeof(ctx->vertex_samplers));
-}
-
-void
-cso_restore_vertex_samplers(struct cso_context *ctx)
-{
- ctx->nr_vertex_samplers = ctx->nr_vertex_samplers_saved;
- memcpy(ctx->vertex_samplers, ctx->vertex_samplers_saved, sizeof(ctx->vertex_samplers));
- cso_single_vertex_sampler_done(ctx);
-}
-
-
-enum pipe_error cso_set_sampler_textures( struct cso_context *ctx,
- uint count,
- struct pipe_texture **textures )
-{
- uint i;
-
- ctx->nr_textures = count;
-
- for (i = 0; i < count; i++) {
- struct pipe_sampler_view templ, *view;
-
- u_sampler_view_default_template(&templ,
- textures[i],
- textures[i]->format);
- view = ctx->pipe->create_sampler_view(ctx->pipe,
- textures[i],
- &templ);
-
- pipe_texture_reference(&ctx->textures[i], textures[i]);
- pipe_sampler_view_reference(&ctx->fragment_sampler_views[i], view);
- }
- for ( ; i < PIPE_MAX_SAMPLERS; i++) {
- pipe_texture_reference(&ctx->textures[i], NULL);
- pipe_sampler_view_reference(&ctx->fragment_sampler_views[i], NULL);
- }
-
- ctx->pipe->set_fragment_sampler_views(ctx->pipe,
- count,
- ctx->fragment_sampler_views);
-
- return PIPE_OK;
-}
-
-void cso_save_sampler_textures( struct cso_context *ctx )
-{
- uint i;
-
- ctx->nr_textures_saved = ctx->nr_textures;
- for (i = 0; i < ctx->nr_textures; i++) {
- assert(!ctx->textures_saved[i]);
- assert(!ctx->fragment_sampler_views_saved[i]);
-
- pipe_texture_reference(&ctx->textures_saved[i], ctx->textures[i]);
- pipe_sampler_view_reference(&ctx->fragment_sampler_views_saved[i],
- ctx->fragment_sampler_views[i]);
- }
-}
-
-void cso_restore_sampler_textures( struct cso_context *ctx )
-{
- uint i;
-
- ctx->nr_textures = ctx->nr_textures_saved;
-
- for (i = 0; i < ctx->nr_textures; i++) {
- pipe_texture_reference(&ctx->textures[i], NULL);
- ctx->textures[i] = ctx->textures_saved[i];
- ctx->textures_saved[i] = NULL;
-
- pipe_sampler_view_reference(&ctx->fragment_sampler_views[i], NULL);
- ctx->fragment_sampler_views[i] = ctx->fragment_sampler_views_saved[i];
- ctx->fragment_sampler_views_saved[i] = NULL;
- }
- for ( ; i < PIPE_MAX_SAMPLERS; i++) {
- pipe_texture_reference(&ctx->textures[i], NULL);
- pipe_sampler_view_reference(&ctx->fragment_sampler_views[i], NULL);
- }
-
- ctx->pipe->set_fragment_sampler_views(ctx->pipe,
- ctx->nr_textures,
- ctx->fragment_sampler_views);
-
- ctx->nr_textures_saved = 0;
-}
-
-
-enum pipe_error cso_set_depth_stencil_alpha(struct cso_context *ctx,
- const struct pipe_depth_stencil_alpha_state *templ)