José Fonseca
108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Authors:
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* Zack Rusin <zack@tungstengraphics.com>
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*/
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#ifndef CSO_CACHE_H
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#define CSO_CACHE_H
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#include "pipe/p_context.h"
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#include "pipe/p_state.h"
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struct cso_hash;
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struct cso_cache {
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struct cso_hash *blend_hash;
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struct cso_hash *depth_stencil_hash;
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struct cso_hash *fs_hash;
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struct cso_hash *vs_hash;
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struct cso_hash *rasterizer_hash;
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struct cso_hash *sampler_hash;
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};
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struct cso_blend {
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struct pipe_blend_state state;
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void *data;
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};
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struct cso_depth_stencil_alpha {
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struct pipe_depth_stencil_alpha_state state;
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void *data;
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};
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struct cso_rasterizer {
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struct pipe_rasterizer_state state;
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void *data;
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};
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struct cso_fragment_shader {
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struct pipe_shader_state state;
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void *data;
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};
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struct cso_vertex_shader {
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struct pipe_shader_state state;
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void *data;
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};
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struct cso_sampler {
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struct pipe_sampler_state state;
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void *data;
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};
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enum cso_cache_type {
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CSO_BLEND,
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CSO_SAMPLER,
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CSO_DEPTH_STENCIL_ALPHA,
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CSO_RASTERIZER,
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CSO_FRAGMENT_SHADER,
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CSO_VERTEX_SHADER
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};
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unsigned cso_construct_key(void *item, int item_size);
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struct cso_cache *cso_cache_create(void);
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void cso_cache_delete(struct cso_cache *sc);
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struct cso_hash_iter cso_insert_state(struct cso_cache *sc,
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unsigned hash_key, enum cso_cache_type type,
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void *state);
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struct cso_hash_iter cso_find_state(struct cso_cache *sc,
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unsigned hash_key, enum cso_cache_type type);
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struct cso_hash_iter cso_find_state_template(struct cso_cache *sc,
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unsigned hash_key, enum cso_cache_type type,
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void *templ);
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void * cso_take_state(struct cso_cache *sc, unsigned hash_key,
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enum cso_cache_type type);
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#endif
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