src/gallium/auxiliary/cso_cache/cso_context.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007-2008 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 #ifndef CSO_CONTEXT_H
  30 #define CSO_CONTEXT_H
  31
  32 #include "pipe/p_context.h"
  33 #include "pipe/p_state.h"
  34 #include "pipe/p_error.h"
  35
  36
  37 #ifdef  __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 struct cso_context;
  42
  43 struct cso_context *cso_create_context( struct pipe_context *pipe );
  44
  45 void cso_release_all( struct cso_context *ctx );
  46
  47 void cso_destroy_context( struct cso_context *cso );
  48
  49
  50
  51 enum pipe_error cso_set_blend( struct cso_context *cso,
  52                                const struct pipe_blend_state *blend );
  53 void cso_save_blend(struct cso_context *cso);
  54 void cso_restore_blend(struct cso_context *cso);
  55
  56
  57
  58 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
  59                                              const struct pipe_depth_stencil_alpha_state *dsa );
  60 void cso_save_depth_stencil_alpha(struct cso_context *cso);
  61 void cso_restore_depth_stencil_alpha(struct cso_context *cso);
  62
  63
  64
  65 enum pipe_error cso_set_rasterizer( struct cso_context *cso,
  66                                     const struct pipe_rasterizer_state *rasterizer );
  67 void cso_save_rasterizer(struct cso_context *cso);
  68 void cso_restore_rasterizer(struct cso_context *cso);
  69
  70
  71
  72 enum pipe_error cso_set_samplers( struct cso_context *cso,
  73                                   unsigned count,
  74                                   const struct pipe_sampler_state **states );
  75 void cso_save_samplers(struct cso_context *cso);
  76 void cso_restore_samplers(struct cso_context *cso);
  77
  78 /* Alternate interface to support state trackers that like to modify
  79  * samplers one at a time:
  80  */
  81 enum pipe_error cso_single_sampler( struct cso_context *cso,
  82                                     unsigned nr,
  83                                     const struct pipe_sampler_state *states );
  84
  85 void cso_single_sampler_done( struct cso_context *cso );
  86
  87
  88
  89 enum pipe_error cso_set_sampler_textures( struct cso_context *cso,
  90                                           uint count,
  91                                           struct pipe_texture **textures );
  92 void cso_save_sampler_textures( struct cso_context *cso );
  93 void cso_restore_sampler_textures( struct cso_context *cso );
  94
  95
  96
  97 /* These aren't really sensible -- most of the time the api provides
  98  * object semantics for shaders anyway, and the cases where it doesn't
  99  * (eg mesa's internall-generated texenv programs), it will be up to
 100  * the state tracker to implement their own specialized caching.
 101  */
 102 enum pipe_error cso_set_fragment_shader_handle(struct cso_context *ctx,
 103                                                void *handle );
 104 void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
 105 /*
 106 enum pipe_error cso_set_fragment_shader( struct cso_context *cso,
 107                                          const struct pipe_shader_state *shader );
 108 */
 109 void cso_save_fragment_shader(struct cso_context *cso);
 110 void cso_restore_fragment_shader(struct cso_context *cso);
 111
 112
 113 enum pipe_error cso_set_vertex_shader_handle(struct cso_context *ctx,
 114                                              void *handle );
 115 void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
 116 /*
 117 enum pipe_error cso_set_vertex_shader( struct cso_context *cso,
 118                                        const struct pipe_shader_state *shader );
 119 */
 120 void cso_save_vertex_shader(struct cso_context *cso);
 121 void cso_restore_vertex_shader(struct cso_context *cso);
 122
 123
 124
 125 enum pipe_error cso_set_framebuffer(struct cso_context *cso,
 126                                     const struct pipe_framebuffer_state *fb);
 127 void cso_save_framebuffer(struct cso_context *cso);
 128 void cso_restore_framebuffer(struct cso_context *cso);
 129
 130
 131 enum pipe_error cso_set_viewport(struct cso_context *cso,
 132                                  const struct pipe_viewport_state *vp);
 133 void cso_save_viewport(struct cso_context *cso);
 134 void cso_restore_viewport(struct cso_context *cso);
 135
 136
 137 enum pipe_error cso_set_blend_color(struct cso_context *cso,
 138                                     const struct pipe_blend_color *bc);
 139
 140
 141 #ifdef  __cplusplus
 142 }
 143 #endif
 144
 145 #endif