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    struct draw_fragment_shader *draw_shader;
  74
  75    boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
  76    boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */
  77
  78    void (*prepare)( const struct sp_fragment_shader *shader,
  79                     struct tgsi_exec_machine *machine,
  80                     struct tgsi_sampler **samplers);
  81
  82    /* Run the shader - this interface will get cleaned up in the
  83     * future:
  84     */
  85    unsigned (*run)( const struct sp_fragment_shader *shader,
  86                     struct tgsi_exec_machine *machine,
  87                     struct quad_header *quad );
  88
  89
  90    void (*delete)( struct sp_fragment_shader * );
  91 };
  92
  93
  94 /** Subclass of pipe_shader_state */
  95 struct sp_vertex_shader {
  96    struct pipe_shader_state shader;
  97    struct draw_vertex_shader *draw_data;
  98    int max_sampler;             /* -1 if no samplers */
  99 };
 100
 101 /** Subclass of pipe_shader_state */
 102 struct sp_geometry_shader {
 103    struct pipe_shader_state shader;
 104    struct draw_geometry_shader *draw_data;
 105    int max_sampler;
 106 };
 107
 108 struct sp_velems_state {
 109    unsigned count;
 110    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
 111 };
 112
 113 struct sp_so_state {
 114    struct pipe_stream_output_state base;
 115 };
 116
 117
 118 void *
 119 softpipe_create_blend_state(struct pipe_context *,
 120                             const struct pipe_blend_state *);
 121 void softpipe_bind_blend_state(struct pipe_context *,
 122                                void *);
 123 void softpipe_delete_blend_state(struct pipe_context *,
 124                                  void *);
 125
 126 void *
 127 softpipe_create_sampler_state(struct pipe_context *,
 128                               const struct pipe_sampler_state *);
 129 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
 130 void
 131 softpipe_bind_vertex_sampler_states(struct pipe_context *,
 132                                     unsigned num_samplers,
 133                                     void **samplers);
 134 void
 135 softpipe_bind_geometry_sampler_states(struct pipe_context *,
 136                                       unsigned num_samplers,
 137                                       void **samplers);
 138 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 139
 140 void *
 141 softpipe_create_depth_stencil_state(struct pipe_context *,
 142                                     const struct pipe_depth_stencil_alpha_state *);
 143 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 144 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 145
 146 void *
 147 softpipe_create_rasterizer_state(struct pipe_context *,
 148                                  const struct pipe_rasterizer_state *);
 149 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
 150 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
 151
 152 void softpipe_set_framebuffer_state( struct pipe_context *,
 153                                      const struct pipe_framebuffer_state * );
 154
 155 void softpipe_set_blend_color( struct pipe_context *pipe,
 156                                const struct pipe_blend_color *blend_color );
 157
 158 void softpipe_set_stencil_ref( struct pipe_context *pipe,
 159                                const struct pipe_stencil_ref *stencil_ref );
 160
 161 void softpipe_set_clip_state( struct pipe_context *,
 162                               const struct pipe_clip_state * );
 163
 164 void softpipe_set_sample_mask( struct pipe_context *,
 165                                unsigned sample_mask );
 166
 167 void softpipe_set_constant_buffer(struct pipe_context *,
 168                                   uint shader, uint index,
 169                                   struct pipe_resource *buf);
 170
 171 void *softpipe_create_fs_state(struct pipe_context *,
 172                                const struct pipe_shader_state *);
 173 void softpipe_bind_fs_state(struct pipe_context *, void *);
 174 void softpipe_delete_fs_state(struct pipe_context *, void *);
 175 void *softpipe_create_vs_state(struct pipe_context *,
 176                                const struct pipe_shader_state *);
 177 void softpipe_bind_vs_state(struct pipe_context *, void *);
 178 void softpipe_delete_vs_state(struct pipe_context *, void *);
 179 void *softpipe_create_gs_state(struct pipe_context *,
 180                                const struct pipe_shader_state *);
 181 void softpipe_bind_gs_state(struct pipe_context *, void *);
 182 void softpipe_delete_gs_state(struct pipe_context *, void *);
 183
 184 void *softpipe_create_vertex_elements_state(struct pipe_context *,
 185                                             unsigned count,
 186                                             const struct pipe_vertex_element *);
 187 void softpipe_bind_vertex_elements_state(struct pipe_context *, void *);
 188 void softpipe_delete_vertex_elements_state(struct pipe_context *, void *);
 189
 190 void softpipe_set_polygon_stipple( struct pipe_context *,
 191                                    const struct pipe_poly_stipple * );
 192
 193 void softpipe_set_scissor_state( struct pipe_context *,
 194                                  const struct pipe_scissor_state * );
 195
 196 void softpipe_set_sampler_views( struct pipe_context *,
 197                                  unsigned num,
 198                                  struct pipe_sampler_view ** );
 199
 200 void
 201 softpipe_set_vertex_sampler_views(struct pipe_context *,
 202                                   unsigned num,
 203                                   struct pipe_sampler_view **);
 204
 205 void
 206 softpipe_set_geometry_sampler_views(struct pipe_context *,
 207                                     unsigned num,
 208                                     struct pipe_sampler_view **);
 209
 210 struct pipe_sampler_view *
 211 softpipe_create_sampler_view(struct pipe_context *pipe,
 212                              struct pipe_resource *texture,
 213                              const struct pipe_sampler_view *templ);
 214
 215 void
 216 softpipe_sampler_view_destroy(struct pipe_context *pipe,
 217                               struct pipe_sampler_view *view);
 218
 219 void softpipe_set_viewport_state( struct pipe_context *,
 220                                   const struct pipe_viewport_state * );
 221
 222 void softpipe_set_vertex_buffers(struct pipe_context *,
 223                                  unsigned count,
 224                                  const struct pipe_vertex_buffer *);
 225
 226 void softpipe_set_index_buffer(struct pipe_context *,
 227                                const struct pipe_index_buffer *);
 228
 229
 230 void softpipe_update_derived( struct softpipe_context *softpipe );
 231
 232
 233 void
 234 softpipe_draw_vbo(struct pipe_context *pipe,
 235                   const struct pipe_draw_info *info);
 236
 237 void softpipe_draw_stream_output(struct pipe_context *pipe, unsigned mode);
 238
 239 void
 240 softpipe_map_transfers(struct softpipe_context *sp);
 241
 242 void
 243 softpipe_unmap_transfers(struct softpipe_context *sp);
 244
 245 void
 246 softpipe_map_texture_surfaces(struct softpipe_context *sp);
 247
 248 void
 249 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
 250
 251
 252 struct vertex_info *
 253 softpipe_get_vertex_info(struct softpipe_context *softpipe);
 254
 255 struct vertex_info *
 256 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
 257
 258 void *
 259 softpipe_create_stream_output_state(
 260    struct pipe_context *pipe,
 261    const struct pipe_stream_output_state *templ);
 262 void
 263 softpipe_bind_stream_output_state(struct pipe_context *pipe,
 264                                   void *so);
 265 void
 266 softpipe_delete_stream_output_state(struct pipe_context *pipe, void *so);
 267
 268 void
 269 softpipe_set_stream_output_buffers(struct pipe_context *pipe,
 270                                    struct pipe_resource **buffers,
 271                                    int *offsets,
 272                                    int num_buffers);
 273
 274 #endif