src/gallium/drivers/softpipe/sp_state.h

   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 /* Authors:  Keith Whitwell <keith@tungstengraphics.com>
  29  */
  30
  31 #ifndef SP_STATE_H
  32 #define SP_STATE_H
  33
  34 #include "pipe/p_state.h"
  35 #include "tgsi/tgsi_scan.h"
  36
  37
  38 #define SP_NEW_VIEWPORT      0x1
  39 #define SP_NEW_RASTERIZER    0x2
  40 #define SP_NEW_FS            0x4
  41 #define SP_NEW_BLEND         0x8
  42 #define SP_NEW_CLIP          0x10
  43 #define SP_NEW_SCISSOR       0x20
  44 #define SP_NEW_STIPPLE       0x40
  45 #define SP_NEW_FRAMEBUFFER   0x80
  46 #define SP_NEW_DEPTH_STENCIL_ALPHA 0x100
  47 #define SP_NEW_CONSTANTS     0x200
  48 #define SP_NEW_SAMPLER       0x400
  49 #define SP_NEW_TEXTURE       0x800
  50 #define SP_NEW_VERTEX        0x1000
  51 #define SP_NEW_VS            0x2000
  52 #define SP_NEW_QUERY         0x4000
  53 #define SP_NEW_GS            0x8000
  54 #define SP_NEW_SO            0x10000
  55 #define SP_NEW_SO_BUFFERS    0x20000
  56
  57
  58 struct tgsi_sampler;
  59 struct tgsi_exec_machine;
  60 struct vertex_info;
  61
  62
  63 /**
  64  * Subclass of pipe_shader_state (though it doesn't really need to be).
  65  *
  66  * This is starting to look an awful lot like a quad pipeline stage...
  67  */
  68 struct sp_fragment_shader {
  69    struct pipe_shader_state shader;
  70
  71    struct tgsi_shader_info info;
  72
  73    boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
  74    boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */
  75
  76    void (*prepare)( const struct sp_fragment_shader *shader,
  77                     struct tgsi_exec_machine *machine,
  78                     struct tgsi_sampler **samplers);
  79
  80    /* Run the shader - this interface will get cleaned up in the
  81     * future:
  82     */
  83    unsigned (*run)( const struct sp_fragment_shader *shader,
  84                     struct tgsi_exec_machine *machine,
  85                     struct quad_header *quad );
  86
  87
  88    void (*delete)( struct sp_fragment_shader * );
  89 };
  90
  91
  92 /** Subclass of pipe_shader_state */
  93 struct sp_vertex_shader {
  94    struct pipe_shader_state shader;
  95    struct draw_vertex_shader *draw_data;
  96    int max_sampler;             /* -1 if no samplers */
  97 };
  98
  99 /** Subclass of pipe_shader_state */
 100 struct sp_geometry_shader {
 101    struct pipe_shader_state shader;
 102    struct draw_geometry_shader *draw_data;
 103 };
 104
 105 struct sp_velems_state {
 106    unsigned count;
 107    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
 108 };
 109
 110 struct sp_so_state {
 111    struct pipe_stream_output_state base;
 112 };
 113
 114
 115 void *
 116 softpipe_create_blend_state(struct pipe_context *,
 117                             const struct pipe_blend_state *);
 118 void softpipe_bind_blend_state(struct pipe_context *,
 119                                void *);
 120 void softpipe_delete_blend_state(struct pipe_context *,
 121                                  void *);
 122
 123 void *
 124 softpipe_create_sampler_state(struct pipe_context *,
 125                               const struct pipe_sampler_state *);
 126 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
 127 void
 128 softpipe_bind_vertex_sampler_states(struct pipe_context *,
 129                                     unsigned num_samplers,
 130                                     void **samplers);
 131 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 132
 133 void *
 134 softpipe_create_depth_stencil_state(struct pipe_context *,
 135                                     const struct pipe_depth_stencil_alpha_state *);
 136 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 137 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 138
 139 void *
 140 softpipe_create_rasterizer_state(struct pipe_context *,
 141                                  const struct pipe_rasterizer_state *);
 142 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
 143 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
 144
 145 void softpipe_set_framebuffer_state( struct pipe_context *,
 146                                      const struct pipe_framebuffer_state * );
 147
 148 void softpipe_set_blend_color( struct pipe_context *pipe,
 149                                const struct pipe_blend_color *blend_color );
 150
 151 void softpipe_set_stencil_ref( struct pipe_context *pipe,
 152                                const struct pipe_stencil_ref *stencil_ref );
 153
 154 void softpipe_set_clip_state( struct pipe_context *,
 155                               const struct pipe_clip_state * );
 156
 157 void softpipe_set_sample_mask( struct pipe_context *,
 158                                unsigned sample_mask );
 159
 160 void softpipe_set_constant_buffer(struct pipe_context *,
 161                                   uint shader, uint index,
 162                                   struct pipe_resource *buf);
 163
 164 void *softpipe_create_fs_state(struct pipe_context *,
 165                                const struct pipe_shader_state *);
 166 void softpipe_bind_fs_state(struct pipe_context *, void *);
 167 void softpipe_delete_fs_state(struct pipe_context *, void *);
 168 void *softpipe_create_vs_state(struct pipe_context *,
 169                                const struct pipe_shader_state *);
 170 void softpipe_bind_vs_state(struct pipe_context *, void *);
 171 void softpipe_delete_vs_state(struct pipe_context *, void *);
 172 void *softpipe_create_gs_state(struct pipe_context *,
 173                                const struct pipe_shader_state *);
 174 void softpipe_bind_gs_state(struct pipe_context *, void *);
 175 void softpipe_delete_gs_state(struct pipe_context *, void *);
 176
 177 void *softpipe_create_vertex_elements_state(struct pipe_context *,
 178                                             unsigned count,
 179                                             const struct pipe_vertex_element *);
 180 void softpipe_bind_vertex_elements_state(struct pipe_context *, void *);
 181 void softpipe_delete_vertex_elements_state(struct pipe_context *, void *);
 182
 183 void softpipe_set_polygon_stipple( struct pipe_context *,
 184                                    const struct pipe_poly_stipple * );
 185
 186 void softpipe_set_scissor_state( struct pipe_context *,
 187                                  const struct pipe_scissor_state * );
 188
 189 void softpipe_set_sampler_views( struct pipe_context *,
 190                                  unsigned num,
 191                                  struct pipe_sampler_view ** );
 192
 193 void
 194 softpipe_set_vertex_sampler_views(struct pipe_context *,
 195                                   unsigned num,
 196                                   struct pipe_sampler_view **);
 197
 198 struct pipe_sampler_view *
 199 softpipe_create_sampler_view(struct pipe_context *pipe,
 200                              struct pipe_resource *texture,
 201                              const struct pipe_sampler_view *templ);
 202
 203 void
 204 softpipe_sampler_view_destroy(struct pipe_context *pipe,
 205                               struct pipe_sampler_view *view);
 206
 207 void softpipe_set_viewport_state( struct pipe_context *,
 208                                   const struct pipe_viewport_state * );
 209
 210 void softpipe_set_vertex_buffers(struct pipe_context *,
 211                                  unsigned count,
 212                                  const struct pipe_vertex_buffer *);
 213
 214
 215 void softpipe_update_derived( struct softpipe_context *softpipe );
 216
 217
 218 void softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 219                           unsigned start, unsigned count);
 220
 221 void softpipe_draw_elements(struct pipe_context *pipe,
 222                             struct pipe_resource *indexBuffer,
 223                             unsigned indexSize, int indexBias,
 224                             unsigned mode, unsigned start, unsigned count);
 225 void
 226 softpipe_draw_range_elements(struct pipe_context *pipe,
 227                              struct pipe_resource *indexBuffer,
 228                              unsigned indexSize,
 229                              int indexBias,
 230                              unsigned min_index,
 231                              unsigned max_index,
 232                              unsigned mode, unsigned start, unsigned count);
 233
 234 void
 235 softpipe_draw_arrays_instanced(struct pipe_context *pipe,
 236                                unsigned mode,
 237                                unsigned start,
 238                                unsigned count,
 239                                unsigned startInstance,
 240                                unsigned instanceCount);
 241
 242 void
 243 softpipe_draw_elements_instanced(struct pipe_context *pipe,
 244                                  struct pipe_resource *indexBuffer,
 245                                  unsigned indexSize,
 246                                  int indexBias,
 247                                  unsigned mode,
 248                                  unsigned start,
 249                                  unsigned count,
 250                                  unsigned startInstance,
 251                                  unsigned instanceCount);
 252
 253 void
 254 softpipe_map_transfers(struct softpipe_context *sp);
 255
 256 void
 257 softpipe_unmap_transfers(struct softpipe_context *sp);
 258
 259 void
 260 softpipe_map_texture_surfaces(struct softpipe_context *sp);
 261
 262 void
 263 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
 264
 265
 266 struct vertex_info *
 267 softpipe_get_vertex_info(struct softpipe_context *softpipe);
 268
 269 struct vertex_info *
 270 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
 271
 272 void *
 273 softpipe_create_stream_output_state(
 274    struct pipe_context *pipe,
 275    const struct pipe_stream_output_state *templ);
 276 void
 277 softpipe_bind_stream_output_state(struct pipe_context *pipe,
 278                                   void *so);
 279 void
 280 softpipe_delete_stream_output_state(struct pipe_context *pipe, void *so);
 281
 282 void
 283 softpipe_set_stream_output_buffers(struct pipe_context *pipe,
 284                                    struct pipe_resource **buffers,
 285                                    int *offsets,
 286                                    int num_buffers);
 287
 288 #endif