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
  55
  56 struct tgsi_sampler;
  57 struct tgsi_exec_machine;
  58 struct vertex_info;
  59
  60
  61 /**
  62  * Subclass of pipe_shader_state (though it doesn't really need to be).
  63  *
  64  * This is starting to look an awful lot like a quad pipeline stage...
  65  */
  66 struct sp_fragment_shader {
  67    struct pipe_shader_state shader;
  68
  69    struct tgsi_shader_info info;
  70
  71    boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
  72    boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */
  73
  74    void (*prepare)( const struct sp_fragment_shader *shader,
  75                     struct tgsi_exec_machine *machine,
  76                     struct tgsi_sampler **samplers);
  77
  78    /* Run the shader - this interface will get cleaned up in the
  79     * future:
  80     */
  81    unsigned (*run)( const struct sp_fragment_shader *shader,
  82                     struct tgsi_exec_machine *machine,
  83                     struct quad_header *quad );
  84
  85
  86    void (*delete)( struct sp_fragment_shader * );
  87 };
  88
  89
  90 /** Subclass of pipe_shader_state */
  91 struct sp_vertex_shader {
  92    struct pipe_shader_state shader;
  93    struct draw_vertex_shader *draw_data;
  94    int max_sampler;             /* -1 if no samplers */
  95 };
  96
  97 /** Subclass of pipe_shader_state */
  98 struct sp_geometry_shader {
  99    struct pipe_shader_state shader;
 100    struct draw_geometry_shader *draw_data;
 101 };
 102
 103 struct sp_velems_state {
 104    unsigned count;
 105    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
 106 };
 107
 108
 109 void *
 110 softpipe_create_blend_state(struct pipe_context *,
 111                             const struct pipe_blend_state *);
 112 void softpipe_bind_blend_state(struct pipe_context *,
 113                                void *);
 114 void softpipe_delete_blend_state(struct pipe_context *,
 115                                  void *);
 116
 117 void *
 118 softpipe_create_sampler_state(struct pipe_context *,
 119                               const struct pipe_sampler_state *);
 120 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
 121 void
 122 softpipe_bind_vertex_sampler_states(struct pipe_context *,
 123                                     unsigned num_samplers,
 124                                     void **samplers);
 125 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 126
 127 void *
 128 softpipe_create_depth_stencil_state(struct pipe_context *,
 129                                     const struct pipe_depth_stencil_alpha_state *);
 130 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 131 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 132
 133 void *
 134 softpipe_create_rasterizer_state(struct pipe_context *,
 135                                  const struct pipe_rasterizer_state *);
 136 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
 137 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
 138
 139 void softpipe_set_framebuffer_state( struct pipe_context *,
 140                                      const struct pipe_framebuffer_state * );
 141
 142 void softpipe_set_blend_color( struct pipe_context *pipe,
 143                                const struct pipe_blend_color *blend_color );
 144
 145 void softpipe_set_stencil_ref( struct pipe_context *pipe,
 146                                const struct pipe_stencil_ref *stencil_ref );
 147
 148 void softpipe_set_clip_state( struct pipe_context *,
 149                               const struct pipe_clip_state * );
 150
 151 void softpipe_set_constant_buffer(struct pipe_context *,
 152                                   uint shader, uint index,
 153                                   struct pipe_buffer *buf);
 154
 155 void *softpipe_create_fs_state(struct pipe_context *,
 156                                const struct pipe_shader_state *);
 157 void softpipe_bind_fs_state(struct pipe_context *, void *);
 158 void softpipe_delete_fs_state(struct pipe_context *, void *);
 159 void *softpipe_create_vs_state(struct pipe_context *,
 160                                const struct pipe_shader_state *);
 161 void softpipe_bind_vs_state(struct pipe_context *, void *);
 162 void softpipe_delete_vs_state(struct pipe_context *, void *);
 163 void *softpipe_create_gs_state(struct pipe_context *,
 164                                const struct pipe_shader_state *);
 165 void softpipe_bind_gs_state(struct pipe_context *, void *);
 166 void softpipe_delete_gs_state(struct pipe_context *, void *);
 167
 168 void *softpipe_create_vertex_elements_state(struct pipe_context *,
 169                                             unsigned count,
 170                                             const struct pipe_vertex_element *);
 171 void softpipe_bind_vertex_elements_state(struct pipe_context *, void *);
 172 void softpipe_delete_vertex_elements_state(struct pipe_context *, void *);
 173
 174 void softpipe_set_polygon_stipple( struct pipe_context *,
 175                                    const struct pipe_poly_stipple * );
 176
 177 void softpipe_set_scissor_state( struct pipe_context *,
 178                                  const struct pipe_scissor_state * );
 179
 180 void softpipe_set_sampler_views( struct pipe_context *,
 181                                  unsigned num,
 182                                  struct pipe_sampler_view ** );
 183
 184 void
 185 softpipe_set_vertex_sampler_views(struct pipe_context *,
 186                                   unsigned num,
 187                                   struct pipe_sampler_view **);
 188
 189 struct pipe_sampler_view *
 190 softpipe_create_sampler_view(struct pipe_context *pipe,
 191                              struct pipe_texture *texture,
 192                              const struct pipe_sampler_view *templ);
 193
 194 void
 195 softpipe_sampler_view_destroy(struct pipe_context *pipe,
 196                               struct pipe_sampler_view *view);
 197
 198 void softpipe_set_viewport_state( struct pipe_context *,
 199                                   const struct pipe_viewport_state * );
 200
 201 void softpipe_set_vertex_buffers(struct pipe_context *,
 202                                  unsigned count,
 203                                  const struct pipe_vertex_buffer *);
 204
 205
 206 void softpipe_update_derived( struct softpipe_context *softpipe );
 207
 208
 209 void softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 210                           unsigned start, unsigned count);
 211
 212 void softpipe_draw_elements(struct pipe_context *pipe,
 213                             struct pipe_buffer *indexBuffer,
 214                             unsigned indexSize,
 215                             unsigned mode, unsigned start, unsigned count);
 216 void
 217 softpipe_draw_range_elements(struct pipe_context *pipe,
 218                              struct pipe_buffer *indexBuffer,
 219                              unsigned indexSize,
 220                              unsigned min_index,
 221                              unsigned max_index,
 222                              unsigned mode, unsigned start, unsigned count);
 223
 224 void
 225 softpipe_draw_arrays_instanced(struct pipe_context *pipe,
 226                                unsigned mode,
 227                                unsigned start,
 228                                unsigned count,
 229                                unsigned startInstance,
 230                                unsigned instanceCount);
 231
 232 void
 233 softpipe_draw_elements_instanced(struct pipe_context *pipe,
 234                                  struct pipe_buffer *indexBuffer,
 235                                  unsigned indexSize,
 236                                  unsigned mode,
 237                                  unsigned start,
 238                                  unsigned count,
 239                                  unsigned startInstance,
 240                                  unsigned instanceCount);
 241
 242 void
 243 softpipe_map_transfers(struct softpipe_context *sp);
 244
 245 void
 246 softpipe_unmap_transfers(struct softpipe_context *sp);
 247
 248 void
 249 softpipe_map_texture_surfaces(struct softpipe_context *sp);
 250
 251 void
 252 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
 253
 254
 255 struct vertex_info *
 256 softpipe_get_vertex_info(struct softpipe_context *softpipe);
 257
 258 struct vertex_info *
 259 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
 260
 261
 262 #endif