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_defines.h"
  35
  36
  37 #ifdef  __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 struct cso_context;
  42 struct u_vbuf;
  43
  44 struct cso_context *cso_create_context( struct pipe_context *pipe );
  45
  46 void cso_release_all( struct cso_context *ctx );
  47
  48 void cso_destroy_context( struct cso_context *cso );
  49
  50
  51
  52 enum pipe_error cso_set_blend( struct cso_context *cso,
  53                                const struct pipe_blend_state *blend );
  54 void cso_save_blend(struct cso_context *cso);
  55 void cso_restore_blend(struct cso_context *cso);
  56
  57
  58
  59 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
  60                                              const struct pipe_depth_stencil_alpha_state *dsa );
  61 void cso_save_depth_stencil_alpha(struct cso_context *cso);
  62 void cso_restore_depth_stencil_alpha(struct cso_context *cso);
  63
  64
  65
  66 enum pipe_error cso_set_rasterizer( struct cso_context *cso,
  67                                     const struct pipe_rasterizer_state *rasterizer );
  68 void cso_save_rasterizer(struct cso_context *cso);
  69 void cso_restore_rasterizer(struct cso_context *cso);
  70
  71
  72 enum pipe_error
  73 cso_set_samplers(struct cso_context *cso,
  74                  unsigned shader_stage,
  75                  unsigned count,
  76                  const struct pipe_sampler_state **states);
  77
  78 void
  79 cso_save_samplers(struct cso_context *cso, unsigned shader_stage);
  80
  81 void
  82 cso_restore_samplers(struct cso_context *cso, unsigned shader_stage);
  83
  84 /* Alternate interface to support state trackers that like to modify
  85  * samplers one at a time:
  86  */
  87 enum pipe_error
  88 cso_single_sampler(struct cso_context *cso,
  89                    unsigned shader_stage,
  90                    unsigned count,
  91                    const struct pipe_sampler_state *states);
  92
  93 void
  94 cso_single_sampler_done(struct cso_context *cso, unsigned shader_stage);
  95
  96
  97 enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
  98                                         unsigned count,
  99                                         const struct pipe_vertex_element *states);
 100 void cso_save_vertex_elements(struct cso_context *ctx);
 101 void cso_restore_vertex_elements(struct cso_context *ctx);
 102
 103
 104 void cso_set_vertex_buffers(struct cso_context *ctx,
 105                             unsigned start_slot, unsigned count,
 106                             const struct pipe_vertex_buffer *buffers);
 107
 108 /* One vertex buffer slot is provided with the save/restore functionality.
 109  * cso_context chooses the slot, it can be non-zero. */
 110 void cso_save_aux_vertex_buffer_slot(struct cso_context *ctx);
 111 void cso_restore_aux_vertex_buffer_slot(struct cso_context *ctx);
 112 unsigned cso_get_aux_vertex_buffer_slot(struct cso_context *ctx);
 113
 114
 115 void cso_set_stream_outputs(struct cso_context *ctx,
 116                             unsigned num_targets,
 117                             struct pipe_stream_output_target **targets,
 118                             unsigned append_bitmask);
 119 void cso_save_stream_outputs(struct cso_context *ctx);
 120 void cso_restore_stream_outputs(struct cso_context *ctx);
 121
 122
 123 /*
 124  * We don't provide shader caching in CSO.  Most of the time the api provides
 125  * object semantics for shaders anyway, and the cases where it doesn't
 126  * (eg mesa's internally-generated texenv programs), it will be up to
 127  * the state tracker to implement their own specialized caching.
 128  */
 129
 130 enum pipe_error cso_set_fragment_shader_handle(struct cso_context *ctx,
 131                                                void *handle );
 132 void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
 133 void cso_save_fragment_shader(struct cso_context *cso);
 134 void cso_restore_fragment_shader(struct cso_context *cso);
 135
 136
 137 enum pipe_error cso_set_vertex_shader_handle(struct cso_context *ctx,
 138                                              void *handle );
 139 void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
 140 void cso_save_vertex_shader(struct cso_context *cso);
 141 void cso_restore_vertex_shader(struct cso_context *cso);
 142
 143
 144 enum pipe_error cso_set_geometry_shader_handle(struct cso_context *ctx,
 145                                                void *handle);
 146 void cso_delete_geometry_shader(struct cso_context *ctx, void *handle);
 147 void cso_save_geometry_shader(struct cso_context *cso);
 148 void cso_restore_geometry_shader(struct cso_context *cso);
 149
 150
 151 enum pipe_error cso_set_framebuffer(struct cso_context *cso,
 152                                     const struct pipe_framebuffer_state *fb);
 153 void cso_save_framebuffer(struct cso_context *cso);
 154 void cso_restore_framebuffer(struct cso_context *cso);
 155
 156
 157 enum pipe_error cso_set_viewport(struct cso_context *cso,
 158                                  const struct pipe_viewport_state *vp);
 159 void cso_save_viewport(struct cso_context *cso);
 160 void cso_restore_viewport(struct cso_context *cso);
 161
 162
 163 enum pipe_error cso_set_blend_color(struct cso_context *cso,
 164                                     const struct pipe_blend_color *bc);
 165
 166 enum pipe_error cso_set_sample_mask(struct cso_context *cso,
 167                                     unsigned stencil_mask);
 168 void cso_save_sample_mask(struct cso_context *ctx);
 169 void cso_restore_sample_mask(struct cso_context *ctx);
 170
 171 enum pipe_error cso_set_stencil_ref(struct cso_context *cso,
 172                                     const struct pipe_stencil_ref *sr);
 173 void cso_save_stencil_ref(struct cso_context *cso);
 174 void cso_restore_stencil_ref(struct cso_context *cso);
 175
 176
 177 /* clip state */
 178
 179 void
 180 cso_set_clip(struct cso_context *cso,
 181              const struct pipe_clip_state *clip);
 182
 183 void
 184 cso_save_clip(struct cso_context *cso);
 185
 186 void
 187 cso_restore_clip(struct cso_context *cso);
 188
 189
 190 /* sampler view state */
 191
 192 void
 193 cso_set_sampler_views(struct cso_context *cso,
 194                       unsigned shader_stage,
 195                       unsigned count,
 196                       struct pipe_sampler_view **views);
 197
 198 void
 199 cso_save_sampler_views(struct cso_context *cso, unsigned shader_stage);
 200
 201 void
 202 cso_restore_sampler_views(struct cso_context *cso, unsigned shader_stage);
 203
 204
 205
 206 /* drawing */
 207
 208 void
 209 cso_set_index_buffer(struct cso_context *cso,
 210                      const struct pipe_index_buffer *ib);
 211
 212 void
 213 cso_draw_vbo(struct cso_context *cso,
 214              const struct pipe_draw_info *info);
 215
 216 /* helper drawing function */
 217 void
 218 cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
 219
 220 #ifdef  __cplusplus
 221 }
 222 #endif
 223
 224 #endif