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
  54
  55 struct tgsi_sampler;
  56 struct tgsi_exec_machine;
  57 struct vertex_info;
  58
  59
  60 /**
  61  * Subclass of pipe_shader_state (though it doesn't really need to be).
  62  *
  63  * This is starting to look an awful lot like a quad pipeline stage...
  64  */
  65 struct sp_fragment_shader {
  66    struct pipe_shader_state shader;
  67
  68    struct tgsi_shader_info info;
  69
  70    void (*prepare)( const struct sp_fragment_shader *shader,
  71                     struct tgsi_exec_machine *machine,
  72                     struct tgsi_sampler **samplers);
  73
  74    /* Run the shader - this interface will get cleaned up in the
  75     * future:
  76     */
  77    unsigned (*run)( const struct sp_fragment_shader *shader,
  78                     struct tgsi_exec_machine *machine,
  79                     struct quad_header *quad );
  80
  81
  82    void (*delete)( struct sp_fragment_shader * );
  83 };
  84
  85
  86 /** Subclass of pipe_shader_state */
  87 struct sp_vertex_shader {
  88    struct pipe_shader_state shader;
  89    struct draw_vertex_shader *draw_data;
  90    int max_sampler;             /* -1 if no samplers */
  91 };
  92
  93
  94
  95 void *
  96 softpipe_create_blend_state(struct pipe_context *,
  97                             const struct pipe_blend_state *);
  98 void softpipe_bind_blend_state(struct pipe_context *,
  99                                void *);
 100 void softpipe_delete_blend_state(struct pipe_context *,
 101                                  void *);
 102
 103 void *
 104 softpipe_create_sampler_state(struct pipe_context *,
 105                               const struct pipe_sampler_state *);
 106 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
 107 void
 108 softpipe_bind_vertex_sampler_states(struct pipe_context *,
 109                                     unsigned num_samplers,
 110                                     void **samplers);
 111 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 112
 113 void *
 114 softpipe_create_depth_stencil_state(struct pipe_context *,
 115                                     const struct pipe_depth_stencil_alpha_state *);
 116 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 117 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 118
 119 void *
 120 softpipe_create_rasterizer_state(struct pipe_context *,
 121                                  const struct pipe_rasterizer_state *);
 122 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
 123 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
 124
 125 void softpipe_set_framebuffer_state( struct pipe_context *,
 126                              const struct pipe_framebuffer_state * );
 127
 128 void softpipe_set_blend_color( struct pipe_context *pipe,
 129                                const struct pipe_blend_color *blend_color );
 130
 131 void softpipe_set_clip_state( struct pipe_context *,
 132                              const struct pipe_clip_state * );
 133
 134 void softpipe_set_constant_buffer(struct pipe_context *,
 135                                   uint shader, uint index,
 136                                   const struct pipe_constant_buffer *buf);
 137
 138 void *softpipe_create_fs_state(struct pipe_context *,
 139                                const struct pipe_shader_state *);
 140 void softpipe_bind_fs_state(struct pipe_context *, void *);
 141 void softpipe_delete_fs_state(struct pipe_context *, void *);
 142 void *softpipe_create_vs_state(struct pipe_context *,
 143                                const struct pipe_shader_state *);
 144 void softpipe_bind_vs_state(struct pipe_context *, void *);
 145 void softpipe_delete_vs_state(struct pipe_context *, void *);
 146
 147 void softpipe_set_polygon_stipple( struct pipe_context *,
 148                                   const struct pipe_poly_stipple * );
 149
 150 void softpipe_set_scissor_state( struct pipe_context *,
 151                                  const struct pipe_scissor_state * );
 152
 153 void softpipe_set_sampler_textures( struct pipe_context *,
 154                                     unsigned num,
 155                                     struct pipe_texture ** );
 156
 157 void
 158 softpipe_set_vertex_sampler_textures(struct pipe_context *,
 159                                      unsigned num_textures,
 160                                      struct pipe_texture **);
 161
 162 void softpipe_set_viewport_state( struct pipe_context *,
 163                                   const struct pipe_viewport_state * );
 164
 165 void softpipe_set_vertex_elements(struct pipe_context *,
 166                                   unsigned count,
 167                                   const struct pipe_vertex_element *);
 168
 169 void softpipe_set_vertex_buffers(struct pipe_context *,
 170                                  unsigned count,
 171                                  const struct pipe_vertex_buffer *);
 172
 173
 174 void softpipe_update_derived( struct softpipe_context *softpipe );
 175
 176
 177 boolean softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 178                              unsigned start, unsigned count);
 179
 180 boolean softpipe_draw_elements(struct pipe_context *pipe,
 181                                struct pipe_buffer *indexBuffer,
 182                                unsigned indexSize,
 183                                unsigned mode, unsigned start, unsigned count);
 184 boolean
 185 softpipe_draw_range_elements(struct pipe_context *pipe,
 186                              struct pipe_buffer *indexBuffer,
 187                              unsigned indexSize,
 188                              unsigned min_index,
 189                              unsigned max_index,
 190                              unsigned mode, unsigned start, unsigned count);
 191
 192 void
 193 softpipe_set_edgeflags(struct pipe_context *pipe, const unsigned *edgeflags);
 194
 195
 196 void
 197 softpipe_map_transfers(struct softpipe_context *sp);
 198
 199 void
 200 softpipe_unmap_transfers(struct softpipe_context *sp);
 201
 202 void
 203 softpipe_map_texture_surfaces(struct softpipe_context *sp);
 204
 205 void
 206 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
 207
 208
 209 struct vertex_info *
 210 softpipe_get_vertex_info(struct softpipe_context *softpipe);
 211
 212 struct vertex_info *
 213 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
 214
 215
 216 #endif