kolibrios/drivers/video/Gallium/auxiliary/translate/translate_cache.h

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/*
* Copyright 2008 Tungsten Graphics, inc.
* 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
* on 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 THEIR 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 _TRANSLATE_CACHE_H
#define _TRANSLATE_CACHE_H
/*******************************************************************************
* Translate cache.
* Simply used to cache created translates. Avoids unecessary creation of
* translate's if one suitable for a given translate_key has already been
* created.
*
* Note: this functionality depends and requires the CSO module.
*/
struct translate_cache;
struct translate_key;
struct translate;
struct translate_cache *translate_cache_create( void );
void translate_cache_destroy(struct translate_cache *cache);
/**
* Will try to find a translate structure matched by the given key.
* If such a structure doesn't exist in the cache the function
* will automatically create it, insert it in the cache and
* return the created version.
*
*/
struct translate *translate_cache_find(struct translate_cache *cache,
struct translate_key *key);
#endif