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/util/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_interp_coef;
  57 struct tgsi_exec_machine;
  58
  59
  60 /** Subclass of pipe_shader_state (though it doesn't really need to be).
  61  *
  62  * This is starting to look an awful lot like a quad pipeline stage...
  63  */
  64 struct sp_fragment_shader {
  65    struct pipe_shader_state shader;
  66
  67    struct tgsi_shader_info info;
  68
  69    boolean uses_kill;
  70
  71    void (*prepare)( const struct sp_fragment_shader *shader,
  72                     struct tgsi_exec_machine *machine,
  73                     struct tgsi_sampler *samplers);
  74
  75    /* Run the shader - this interface will get cleaned up in the
  76     * future:
  77     */
  78    unsigned (*run)( const struct sp_fragment_shader *shader,
  79                     struct tgsi_exec_machine *machine,
  80                     struct quad_header *quad );
  81
  82
  83    void (*delete)( struct sp_fragment_shader * );
  84 };
  85
  86 struct vertex_info;
  87
  88 /** Subclass of pipe_shader_state */
  89 struct sp_vertex_shader {
  90    struct pipe_shader_state shader;
  91    struct draw_vertex_shader *draw_data;
  92 };
  93
  94
  95
  96 void *
  97 softpipe_create_blend_state(struct pipe_context *,
  98                             const struct pipe_blend_state *);
  99 void softpipe_bind_blend_state(struct pipe_context *,
 100                                void *);
 101 void softpipe_delete_blend_state(struct pipe_context *,
 102                                  void *);
 103
 104 void *
 105 softpipe_create_sampler_state(struct pipe_context *,
 106                               const struct pipe_sampler_state *);
 107 void softpipe_bind_sampler_state(struct pipe_context *, unsigned, void *);
 108 void softpipe_delete_sampler_state(struct pipe_context *, void *);
 109
 110 void *
 111 softpipe_create_depth_stencil_state(struct pipe_context *,
 112                                     const struct pipe_depth_stencil_alpha_state *);
 113 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 114 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 115
 116 void *
 117 softpipe_create_rasterizer_state(struct pipe_context *,
 118                                  const struct pipe_rasterizer_state *);
 119 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
 120 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
 121
 122 void softpipe_set_framebuffer_state( struct pipe_context *,
 123                              const struct pipe_framebuffer_state * );
 124
 125 void softpipe_set_blend_color( struct pipe_context *pipe,
 126                                const struct pipe_blend_color *blend_color );
 127
 128 void softpipe_set_clip_state( struct pipe_context *,
 129                              const struct pipe_clip_state * );
 130
 131 void softpipe_set_constant_buffer(struct pipe_context *,
 132                                   uint shader, uint index,
 133                                   const struct pipe_constant_buffer *buf);
 134
 135 void *softpipe_create_fs_state(struct pipe_context *,
 136                                const struct pipe_shader_state *);
 137 void softpipe_bind_fs_state(struct pipe_context *, void *);
 138 void softpipe_delete_fs_state(struct pipe_context *, void *);
 139 void *softpipe_create_vs_state(struct pipe_context *,
 140                                const struct pipe_shader_state *);
 141 void softpipe_bind_vs_state(struct pipe_context *, void *);
 142 void softpipe_delete_vs_state(struct pipe_context *, void *);
 143
 144 void softpipe_set_polygon_stipple( struct pipe_context *,
 145                                   const struct pipe_poly_stipple * );
 146
 147 void softpipe_set_scissor_state( struct pipe_context *,
 148                                  const struct pipe_scissor_state * );
 149
 150 void softpipe_set_sampler_texture( struct pipe_context *,
 151                                  unsigned unit,
 152                                  struct pipe_texture * );
 153
 154 void softpipe_set_viewport_state( struct pipe_context *,
 155                                   const struct pipe_viewport_state * );
 156
 157 void softpipe_set_vertex_element(struct pipe_context *,
 158                                  unsigned index,
 159                                  const struct pipe_vertex_element *);
 160
 161 void softpipe_set_vertex_buffer(struct pipe_context *,
 162                                 unsigned index,
 163                                 const struct pipe_vertex_buffer *);
 164
 165
 166 void softpipe_update_derived( struct softpipe_context *softpipe );
 167
 168
 169 boolean softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 170                              unsigned start, unsigned count);
 171
 172 boolean softpipe_draw_elements(struct pipe_context *pipe,
 173                                struct pipe_buffer *indexBuffer,
 174                                unsigned indexSize,
 175                                unsigned mode, unsigned start, unsigned count);
 176
 177
 178 void
 179 softpipe_map_surfaces(struct softpipe_context *sp);
 180
 181 void
 182 softpipe_unmap_surfaces(struct softpipe_context *sp);
 183
 184 void
 185 softpipe_map_texture_surfaces(struct softpipe_context *sp);
 186
 187 void
 188 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
 189
 190
 191 struct vertex_info *
 192 softpipe_get_vertex_info(struct softpipe_context *softpipe);
 193
 194 struct vertex_info *
 195 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
 196
 197
 198 #endif