diff options
| -rw-r--r-- | src/gallium/auxiliary/cso_cache/Makefile | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/cso_cache/SConscript | 1 | ||||
| -rw-r--r-- | src/gallium/auxiliary/cso_cache/cso_context.c | 340 | ||||
| -rw-r--r-- | src/gallium/auxiliary/cso_cache/cso_context.h | 85 |
4 files changed, 427 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/cso_cache/Makefile b/src/gallium/auxiliary/cso_cache/Makefile index 3e49266163..6bd6602088 100644 --- a/src/gallium/auxiliary/cso_cache/Makefile +++ b/src/gallium/auxiliary/cso_cache/Makefile @@ -4,6 +4,7 @@ include $(TOP)/configs/current LIBNAME = cso_cache C_SOURCES = \ + cso_context.c \ cso_cache.c \ cso_hash.c diff --git a/src/gallium/auxiliary/cso_cache/SConscript b/src/gallium/auxiliary/cso_cache/SConscript index 9751881613..651e68a191 100644 --- a/src/gallium/auxiliary/cso_cache/SConscript +++ b/src/gallium/auxiliary/cso_cache/SConscript @@ -3,6 +3,7 @@ Import('*') cso_cache = env.ConvenienceLibrary( target = 'cso_cache', source = [ + 'cso_context.c', 'cso_cache.c', 'cso_hash.c', ]) diff --git a/src/gallium/auxiliary/cso_cache/cso_context.c b/src/gallium/auxiliary/cso_cache/cso_context.c new file mode 100644 index 0000000000..77237464c5 --- /dev/null +++ b/src/gallium/auxiliary/cso_cache/cso_context.c @@ -0,0 +1,340 @@ +/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+ /* Wrap the cso cache & hash mechanisms in a simplified
+ * pipe-driver-specific interface.
+ *
+ * Authors:
+ * Zack Rusin <zack@tungstengraphics.com>
+ * Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#include "pipe/p_state.h"
+#include "pipe/p_util.h"
+
+#include "cso_cache/cso_context.h"
+#include "cso_cache/cso_cache.h"
+#include "cso_cache/cso_hash.h"
+
+struct cso_context {
+ struct pipe_context *pipe;
+ struct cso_cache *cache;
+
+ struct {
+ void *samplers[PIPE_MAX_SAMPLERS];
+ unsigned nr_samplers;
+ } hw;
+
+ void *samplers[PIPE_MAX_SAMPLERS];
+ unsigned nr_samplers;
+
+ void *blend;
+ void *depth_stencil;
+ void *rasterizer;
+ void *fragment_shader;
+ void *vertex_shader;
+};
+
+
+struct cso_context *cso_create_context( struct pipe_context *pipe )
+{
+ struct cso_context *ctx = CALLOC_STRUCT(cso_context);
+ if (ctx == NULL)
+ goto out;
+
+ ctx->cache = cso_cache_create();
+ if (ctx->cache == NULL)
+ goto out;
+
+ ctx->pipe = pipe;
+
+ return ctx;
+
+out:
+ cso_destroy_context( ctx );
+ return NULL;
+}
+
+
+void cso_destroy_context( struct cso_context *ctx )
+{
+ if (ctx == NULL)
+ return;
+
+/*
+ if (ctx->pipe)
+ ctx->pipe->flush( ctx->pipe, PIPE_FLUSH_UNBIND_ALL );
+*/
+
+ if (ctx->cache)
+ cso_cache_delete( ctx->cache );
+
+ FREE( ctx );
+}
+
+
+/* Those function will either find the state of the given template
+ * in the cache or they will create a new state from the given
+ * template, insert it in the cache and return it.
+ */
+
+/*
+ * If the driver returns 0 from the create method then they will assign
+ * the data member of the cso to be the template itself.
+ */
+
+void cso_set_blend(struct cso_context *ctx,
+ const struct pipe_blend_state *templ)
+{
+ unsigned hash_key = cso_construct_key((void*)templ, sizeof(struct pipe_blend_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key, CSO_BLEND,
+ (void*)templ);
+ void *handle;
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_blend *cso = malloc(sizeof(struct cso_blend));
+
+ cso->state = *templ;
+ cso->data = ctx->pipe->create_blend_state(ctx->pipe, &cso->state);
+ cso->delete_state = (cso_state_callback)ctx->pipe->delete_blend_state;
+ cso->context = ctx->pipe;
+
+ iter = cso_insert_state(ctx->cache, hash_key, CSO_BLEND, cso);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_blend *)cso_hash_iter_data(iter))->data;
+ }
+
+ if (ctx->blend != handle) {
+ ctx->blend = handle;
+ ctx->pipe->bind_blend_state(ctx->pipe, handle);
+ }
+}
+
+void cso_single_sampler(struct cso_context *ctx,
+ unsigned idx,
+ const struct pipe_sampler_state *templ)
+{
+ void *handle = NULL;
+
+ if (templ != NULL) {
+ unsigned hash_key = cso_construct_key((void*)templ, sizeof(struct pipe_sampler_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key, CSO_SAMPLER,
+ (void*)templ);
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_sampler *cso = malloc(sizeof(struct cso_sampler));
+
+ cso->state = *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);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_sampler *)cso_hash_iter_data(iter))->data;
+ }
+ }
+
+ ctx->samplers[idx] = handle;
+}
+
+void cso_single_sampler_done( struct cso_context *ctx )
+{
+ unsigned i;
+
+ for (i = 0; i < 8; i++)
+ if (ctx->samplers[i] == 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_sampler_states(ctx->pipe, ctx->nr_samplers, ctx->samplers);
+ }
+}
+
+void cso_set_samplers( struct cso_context *ctx,
+ unsigned nr,
+ const struct pipe_sampler_state **templates )
+{
+ unsigned i;
+
+ /* TODO: fastpath
+ */
+
+ for (i = 0; i < nr; i++)
+ cso_single_sampler( ctx, i, templates[i] );
+
+ for ( ; i < ctx->nr_samplers; i++)
+ cso_single_sampler( ctx, i, NULL );
+
+ cso_single_sampler_done( ctx );
+}
+
+void cso_set_depth_stencil_alpha(struct cso_context *ctx,
+ const struct pipe_depth_stencil_alpha_state *templ)
+{
+ unsigned hash_key = cso_construct_key((void*)templ,
+ sizeof(struct pipe_depth_stencil_alpha_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key,
+ CSO_DEPTH_STENCIL_ALPHA,
+ (void*)templ);
+ void *handle;
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_depth_stencil_alpha *cso = malloc(sizeof(struct cso_depth_stencil_alpha));
+
+ cso->state = *templ;
+ cso->data = ctx->pipe->create_depth_stencil_alpha_state(ctx->pipe, &cso->state);
+ cso->delete_state = (cso_state_callback)ctx->pipe->delete_depth_stencil_alpha_state;
+ cso->context = ctx->pipe;
+
+ cso_insert_state(ctx->cache, hash_key, CSO_DEPTH_STENCIL_ALPHA, cso);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_depth_stencil_alpha *)cso_hash_iter_data(iter))->data;
+ }
+
+ if (ctx->depth_stencil != handle) {
+ ctx->depth_stencil = handle;
+ ctx->pipe->bind_depth_stencil_alpha_state(ctx->pipe, handle);
+ }
+}
+
+
+
+void cso_set_rasterizer(struct cso_context *ctx,
+ const struct pipe_rasterizer_state *templ)
+{
+ unsigned hash_key = cso_construct_key((void*)templ,
+ sizeof(struct pipe_rasterizer_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key, CSO_RASTERIZER,
+ (void*)templ);
+ void *handle = NULL;
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_rasterizer *cso = malloc(sizeof(struct cso_rasterizer));
+
+ cso->state = *templ;
+ cso->data = ctx->pipe->create_rasterizer_state(ctx->pipe, &cso->state);
+ cso->delete_state = (cso_state_callback)ctx->pipe->delete_rasterizer_state;
+ cso->context = ctx->pipe;
+
+ cso_insert_state(ctx->cache, hash_key, CSO_RASTERIZER, cso);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_rasterizer *)cso_hash_iter_data(iter))->data;
+ }
+
+ if (ctx->rasterizer != handle) {
+ ctx->rasterizer = handle;
+ ctx->pipe->bind_rasterizer_state(ctx->pipe, handle);
+ }
+}
+
+
+
+
+
+void cso_set_fragment_shader(struct cso_context *ctx,
+ const struct pipe_shader_state *templ)
+{
+ unsigned hash_key = cso_construct_key((void*)templ,
+ sizeof(struct pipe_shader_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key, CSO_FRAGMENT_SHADER,
+ (void*)templ);
+ void *handle = NULL;
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_fragment_shader *cso = malloc(sizeof(struct cso_fragment_shader));
+
+ cso->state = *templ;
+ cso->data = ctx->pipe->create_fs_state(ctx->pipe, &cso->state);
+ cso->delete_state = (cso_state_callback)ctx->pipe->delete_fs_state;
+ cso->context = ctx->pipe;
+
+ iter = cso_insert_state(ctx->cache, hash_key, CSO_FRAGMENT_SHADER, cso);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_fragment_shader *)cso_hash_iter_data(iter))->data;
+ }
+
+ if (ctx->fragment_shader != handle) {
+ ctx->fragment_shader = handle;
+ ctx->pipe->bind_fs_state(ctx->pipe, handle);
+ }
+}
+
+void cso_set_vertex_shader(struct cso_context *ctx,
+ const struct pipe_shader_state *templ)
+{
+ unsigned hash_key = cso_construct_key((void*)templ,
+ sizeof(struct pipe_shader_state));
+ struct cso_hash_iter iter = cso_find_state_template(ctx->cache,
+ hash_key, CSO_VERTEX_SHADER,
+ (void*)templ);
+ void *handle = NULL;
+
+ if (cso_hash_iter_is_null(iter)) {
+ struct cso_vertex_shader *cso = malloc(sizeof(struct cso_vertex_shader));
+
+ cso->state = *templ;
+ cso->data = ctx->pipe->create_vs_state(ctx->pipe, &cso->state);
+ cso->delete_state = (cso_state_callback)ctx->pipe->delete_vs_state;
+ cso->context = ctx->pipe;
+
+ iter = cso_insert_state(ctx->cache, hash_key, CSO_VERTEX_SHADER, cso);
+ handle = cso->data;
+ }
+ else {
+ handle = ((struct cso_vertex_shader *)cso_hash_iter_data(iter))->data;
+ }
+
+ if (ctx->vertex_shader != handle) {
+ ctx->vertex_shader = handle;
+ ctx->pipe->bind_fs_state(ctx->pipe, handle);
+ }
+}
diff --git a/src/gallium/auxiliary/cso_cache/cso_context.h b/src/gallium/auxiliary/cso_cache/cso_context.h new file mode 100644 index 0000000000..1f2a630804 --- /dev/null +++ b/src/gallium/auxiliary/cso_cache/cso_context.h @@ -0,0 +1,85 @@ +/************************************************************************** + * + * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#ifndef CSO_CONTEXT_H +#define CSO_CONTEXT_H + +#include "pipe/p_context.h" +#include "pipe/p_state.h" + + +#ifdef __cplusplus +extern "C" { +#endif + +struct cso_context; + +struct cso_context *cso_create_context( struct pipe_context *pipe ); + +void cso_set_blend( struct cso_context *cso, + const struct pipe_blend_state *blend ); + +void cso_set_depth_stencil_alpha( struct cso_context *cso, + const struct pipe_depth_stencil_alpha_state *dsa ); + +void cso_set_rasterizer( struct cso_context *cso, + const struct pipe_rasterizer_state *rasterizer ); + +void cso_set_samplers( struct cso_context *cso, + unsigned count, + const struct pipe_sampler_state **states ); + +/* Alternate interface to support state trackers that like to modify + * samplers one at a time: + */ +void cso_single_sampler( struct cso_context *cso, + unsigned nr, + const struct pipe_sampler_state *states ); + +void cso_single_sampler_done( struct cso_context *cso ); + + +/* These aren't really sensible -- most of the time the api provides + * object semantics for shaders anyway, and the cases where it doesn't + * (eg mesa's internall-generated texenv programs), it will be up to + * the state tracker to implement their own specialized caching. + */ +void cso_set_fragment_shader( struct cso_context *cso, + const struct pipe_shader_state *shader ); + +void cso_set_vertex_shader( struct cso_context *cso, + const struct pipe_shader_state *shader ); + +void cso_destroy_context( struct cso_context *cso ); + + +#ifdef __cplusplus +} +#endif + +#endif |