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      1 /**************************************************************************
      2  *
      3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation the rights to use, copy, modify, merge, publish,
     10  * distribute, sub license, and/or sell copies of the Software, and to
     11  * permit persons to whom the Software is furnished to do so, subject to
     12  * the following conditions:
     13  *
     14  * The above copyright notice and this permission notice (including the
     15  * next paragraph) shall be included in all copies or substantial portions
     16  * of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
     22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  **************************************************************************/
     27 
     28  /*
     29   * Authors:
     30   *   Zack Rusin <zack (at) tungstengraphics.com>
     31   */
     32 
     33 #ifndef ST_CACHE_H
     34 #define ST_CACHE_H
     35 
     36 struct pipe_blend_state;
     37 struct pipe_depth_stencil_alpha_state;
     38 struct pipe_rasterizer_state;
     39 struct pipe_sampler_state;
     40 struct pipe_shader_state;
     41 struct st_context;
     42 
     43 
     44 const struct cso_blend *
     45 st_cached_blend_state(struct st_context *st,
     46                       const struct pipe_blend_state *blend);
     47 
     48 const struct cso_sampler *
     49 st_cached_sampler_state(struct st_context *st,
     50                         const struct pipe_sampler_state *sampler);
     51 
     52 const struct cso_depth_stencil_alpha *
     53 st_cached_depth_stencil_alpha_state(struct st_context *st,
     54                               const struct pipe_depth_stencil_alpha_state *depth_stencil);
     55 
     56 const struct cso_rasterizer *
     57 st_cached_rasterizer_state(struct st_context *st,
     58                            const struct pipe_rasterizer_state *raster);
     59 
     60 const struct cso_fragment_shader *
     61 st_cached_fs_state(struct st_context *st,
     62                    const struct pipe_shader_state *templ);
     63 
     64 
     65 const struct cso_vertex_shader *
     66 st_cached_vs_state(struct st_context *st,
     67                    const struct pipe_shader_state *templ);
     68 
     69 #endif
     70