src/gallium/drivers/llvmpipe/lp_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 LP_STATE_H
  32 #define LP_STATE_H
  33
  34 #include <llvm-c/Core.h>
  35
  36 #include "pipe/p_state.h"
  37 #include "tgsi/tgsi_scan.h"
  38
  39
  40 #define LP_NEW_VIEWPORT      0x1
  41 #define LP_NEW_RASTERIZER    0x2
  42 #define LP_NEW_FS            0x4
  43 #define LP_NEW_BLEND         0x8
  44 #define LP_NEW_CLIP          0x10
  45 #define LP_NEW_SCISSOR       0x20
  46 #define LP_NEW_STIPPLE       0x40
  47 #define LP_NEW_FRAMEBUFFER   0x80
  48 #define LP_NEW_DEPTH_STENCIL_ALPHA 0x100
  49 #define LP_NEW_CONSTANTS     0x200
  50 #define LP_NEW_SAMPLER       0x400
  51 #define LP_NEW_TEXTURE       0x800
  52 #define LP_NEW_VERTEX        0x1000
  53 #define LP_NEW_VS            0x2000
  54 #define LP_NEW_QUERY         0x4000
  55
  56
  57 struct tgsi_sampler;
  58 struct vertex_info;
  59
  60
  61 typedef void
  62 (*lp_shader_fs_func)(const void *pos,
  63                      const void *a0,
  64                      const void *dadx,
  65                      const void *dady,
  66                      const void *consts,
  67                      uint32_t *mask,
  68                      void *color,
  69                      void *depth,
  70                      struct tgsi_sampler **samplers);
  71
  72 /**
  73  * Subclass of pipe_shader_state (though it doesn't really need to be).
  74  *
  75  * This is starting to look an awful lot like a quad pipeline stage...
  76  */
  77 struct lp_fragment_shader
  78 {
  79    struct pipe_shader_state base;
  80
  81    struct tgsi_shader_info info;
  82
  83    struct llvmpipe_screen *screen;
  84
  85    LLVMValueRef function;
  86
  87    lp_shader_fs_func jit_function;
  88 };
  89
  90
  91 /** Subclass of pipe_shader_state */
  92 struct lp_vertex_shader {
  93    struct pipe_shader_state shader;
  94    struct draw_vertex_shader *draw_data;
  95 };
  96
  97
  98 typedef void
  99 (*lp_blend_func)(const uint8_t *mask,
 100                  const uint8_t *src,
 101                  const uint8_t *con,
 102                  uint8_t *dst);
 103
 104
 105 struct lp_blend_state
 106 {
 107    struct pipe_blend_state base;
 108
 109    LLVMValueRef function;
 110
 111    lp_blend_func jit_function;
 112 };
 113
 114
 115
 116 void *
 117 llvmpipe_create_blend_state(struct pipe_context *,
 118                             const struct pipe_blend_state *);
 119 void llvmpipe_bind_blend_state(struct pipe_context *,
 120                                void *);
 121 void llvmpipe_delete_blend_state(struct pipe_context *,
 122                                  void *);
 123
 124 void *
 125 llvmpipe_create_sampler_state(struct pipe_context *,
 126                               const struct pipe_sampler_state *);
 127 void llvmpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
 128 void llvmpipe_delete_sampler_state(struct pipe_context *, void *);
 129
 130 void *
 131 llvmpipe_create_depth_stencil_state(struct pipe_context *,
 132                                     const struct pipe_depth_stencil_alpha_state *);
 133 void llvmpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 134 void llvmpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 135
 136 void *
 137 llvmpipe_create_rasterizer_state(struct pipe_context *,
 138                                  const struct pipe_rasterizer_state *);
 139 void llvmpipe_bind_rasterizer_state(struct pipe_context *, void *);
 140 void llvmpipe_delete_rasterizer_state(struct pipe_context *, void *);
 141
 142 void llvmpipe_set_framebuffer_state( struct pipe_context *,
 143                              const struct pipe_framebuffer_state * );
 144
 145 void llvmpipe_set_blend_color( struct pipe_context *pipe,
 146                                const struct pipe_blend_color *blend_color );
 147
 148 void llvmpipe_set_clip_state( struct pipe_context *,
 149                              const struct pipe_clip_state * );
 150
 151 void llvmpipe_set_constant_buffer(struct pipe_context *,
 152                                   uint shader, uint index,
 153                                   const struct pipe_constant_buffer *buf);
 154
 155 void *llvmpipe_create_fs_state(struct pipe_context *,
 156                                const struct pipe_shader_state *);
 157 void llvmpipe_bind_fs_state(struct pipe_context *, void *);
 158 void llvmpipe_delete_fs_state(struct pipe_context *, void *);
 159 void *llvmpipe_create_vs_state(struct pipe_context *,
 160                                const struct pipe_shader_state *);
 161 void llvmpipe_bind_vs_state(struct pipe_context *, void *);
 162 void llvmpipe_delete_vs_state(struct pipe_context *, void *);
 163
 164 void llvmpipe_set_polygon_stipple( struct pipe_context *,
 165                                   const struct pipe_poly_stipple * );
 166
 167 void llvmpipe_set_scissor_state( struct pipe_context *,
 168                                  const struct pipe_scissor_state * );
 169
 170 void llvmpipe_set_sampler_textures( struct pipe_context *,
 171                                     unsigned num,
 172                                     struct pipe_texture ** );
 173
 174 void llvmpipe_set_viewport_state( struct pipe_context *,
 175                                   const struct pipe_viewport_state * );
 176
 177 void llvmpipe_set_vertex_elements(struct pipe_context *,
 178                                   unsigned count,
 179                                   const struct pipe_vertex_element *);
 180
 181 void llvmpipe_set_vertex_buffers(struct pipe_context *,
 182                                  unsigned count,
 183                                  const struct pipe_vertex_buffer *);
 184
 185
 186 void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe );
 187
 188
 189 boolean llvmpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 190                              unsigned start, unsigned count);
 191
 192 boolean llvmpipe_draw_elements(struct pipe_context *pipe,
 193                                struct pipe_buffer *indexBuffer,
 194                                unsigned indexSize,
 195                                unsigned mode, unsigned start, unsigned count);
 196 boolean
 197 llvmpipe_draw_range_elements(struct pipe_context *pipe,
 198                              struct pipe_buffer *indexBuffer,
 199                              unsigned indexSize,
 200                              unsigned min_index,
 201                              unsigned max_index,
 202                              unsigned mode, unsigned start, unsigned count);
 203
 204 void
 205 llvmpipe_set_edgeflags(struct pipe_context *pipe, const unsigned *edgeflags);
 206
 207
 208 void
 209 llvmpipe_map_transfers(struct llvmpipe_context *lp);
 210
 211 void
 212 llvmpipe_unmap_transfers(struct llvmpipe_context *lp);
 213
 214 void
 215 llvmpipe_map_texture_surfaces(struct llvmpipe_context *lp);
 216
 217 void
 218 llvmpipe_unmap_texture_surfaces(struct llvmpipe_context *lp);
 219
 220
 221 struct vertex_info *
 222 llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe);
 223
 224 struct vertex_info *
 225 llvmpipe_get_vbuf_vertex_info(struct llvmpipe_context *llvmpipe);
 226
 227
 228 #endif