mutter/cogl/cogl-pipeline-cache.c

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/*
* Cogl
*
* An object oriented GL/GLES Abstraction/Utility Layer
*
* Copyright (C) 2011, 2013 Intel Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
*
* Authors:
* Neil Roberts <neil@linux.intel.com>
* Robert Bragg <robert@linux.intel.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "cogl-context-private.h"
#include "cogl-pipeline-private.h"
#include "cogl-pipeline-cache.h"
#include "cogl-pipeline-hash-table.h"
struct _CoglPipelineCache
{
CoglPipelineHashTable fragment_hash;
CoglPipelineHashTable vertex_hash;
CoglPipelineHashTable combined_hash;
};
CoglPipelineCache *
_cogl_pipeline_cache_new (void)
{
CoglPipelineCache *cache = g_new (CoglPipelineCache, 1);
unsigned long vertex_state;
unsigned long layer_vertex_state;
unsigned int fragment_state;
unsigned int layer_fragment_state;
_COGL_GET_CONTEXT (ctx, 0);
vertex_state =
COGL_PIPELINE_STATE_AFFECTS_VERTEX_CODEGEN;
layer_vertex_state =
COGL_PIPELINE_LAYER_STATE_AFFECTS_VERTEX_CODEGEN;
fragment_state =
_cogl_pipeline_get_state_for_fragment_codegen (ctx);
layer_fragment_state =
_cogl_pipeline_get_layer_state_for_fragment_codegen (ctx);
_cogl_pipeline_hash_table_init (&cache->vertex_hash,
vertex_state,
layer_vertex_state,
"vertex shaders");
_cogl_pipeline_hash_table_init (&cache->fragment_hash,
fragment_state,
layer_fragment_state,
"fragment shaders");
_cogl_pipeline_hash_table_init (&cache->combined_hash,
vertex_state | fragment_state,
layer_vertex_state | layer_fragment_state,
"programs");
return cache;
}
void
_cogl_pipeline_cache_free (CoglPipelineCache *cache)
{
_cogl_pipeline_hash_table_destroy (&cache->fragment_hash);
_cogl_pipeline_hash_table_destroy (&cache->vertex_hash);
_cogl_pipeline_hash_table_destroy (&cache->combined_hash);
g_free (cache);
}
CoglPipeline *
_cogl_pipeline_cache_get_fragment_template (CoglPipelineCache *cache,
CoglPipeline *key_pipeline)
{
return _cogl_pipeline_hash_table_get (&cache->fragment_hash,
key_pipeline);
}
CoglPipeline *
_cogl_pipeline_cache_get_vertex_template (CoglPipelineCache *cache,
CoglPipeline *key_pipeline)
{
return _cogl_pipeline_hash_table_get (&cache->vertex_hash,
key_pipeline);
}
CoglPipeline *
_cogl_pipeline_cache_get_combined_template (CoglPipelineCache *cache,
CoglPipeline *key_pipeline)
{
return _cogl_pipeline_hash_table_get (&cache->combined_hash,
key_pipeline);
}