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 #include "lp_jit.h"
  39 #include "lp_bld_sample.h" /* for struct lp_sampler_static_state */
  40
  41
  42 #define LP_NEW_VIEWPORT      0x1
  43 #define LP_NEW_RASTERIZER    0x2
  44 #define LP_NEW_FS            0x4
  45 #define LP_NEW_BLEND         0x8
  46 #define LP_NEW_CLIP          0x10
  47 #define LP_NEW_SCISSOR       0x20
  48 #define LP_NEW_STIPPLE       0x40
  49 #define LP_NEW_FRAMEBUFFER   0x80
  50 #define LP_NEW_DEPTH_STENCIL_ALPHA 0x100
  51 #define LP_NEW_CONSTANTS     0x200
  52 #define LP_NEW_SAMPLER       0x400
  53 #define LP_NEW_TEXTURE       0x800
  54 #define LP_NEW_VERTEX        0x1000
  55 #define LP_NEW_VS            0x2000
  56 #define LP_NEW_QUERY         0x4000
  57
  58
  59 struct vertex_info;
  60 struct pipe_context;
  61 struct llvmpipe_context;
  62
  63 struct lp_fragment_shader;
  64
  65
  66 struct lp_fragment_shader_variant_key
  67 {
  68    enum pipe_format zsbuf_format;
  69    struct pipe_depth_state depth;
  70    struct pipe_alpha_state alpha;
  71    struct pipe_blend_state blend;
  72
  73    struct lp_sampler_static_state sampler[PIPE_MAX_SAMPLERS];
  74 };
  75
  76
  77 struct lp_fragment_shader_variant
  78 {
  79    struct lp_fragment_shader *shader;
  80
  81    struct lp_fragment_shader_variant_key key;
  82
  83    LLVMValueRef function;
  84
  85    lp_jit_frag_func jit_function;
  86
  87    struct lp_fragment_shader_variant *next;
  88 };
  89
  90
  91 /**
  92  * Subclass of pipe_shader_state (though it doesn't really need to be).
  93  *
  94  * This is starting to look an awful lot like a quad pipeline stage...
  95  */
  96 struct lp_fragment_shader
  97 {
  98    struct pipe_shader_state base;
  99
 100    struct tgsi_shader_info info;
 101
 102    struct lp_fragment_shader_variant *variants;
 103
 104    struct lp_fragment_shader_variant *current;
 105 };
 106
 107
 108 /** Subclass of pipe_shader_state */
 109 struct lp_vertex_shader {
 110    struct pipe_shader_state shader;
 111    struct draw_vertex_shader *draw_data;
 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
 129 llvmpipe_bind_vertex_sampler_states(struct pipe_context *,
 130                                     unsigned num_samplers,
 131                                     void **samplers);
 132 void llvmpipe_delete_sampler_state(struct pipe_context *, void *);
 133
 134 void *
 135 llvmpipe_create_depth_stencil_state(struct pipe_context *,
 136                                     const struct pipe_depth_stencil_alpha_state *);
 137 void llvmpipe_bind_depth_stencil_state(struct pipe_context *, void *);
 138 void llvmpipe_delete_depth_stencil_state(struct pipe_context *, void *);
 139
 140 void *
 141 llvmpipe_create_rasterizer_state(struct pipe_context *,
 142                                  const struct pipe_rasterizer_state *);
 143 void llvmpipe_bind_rasterizer_state(struct pipe_context *, void *);
 144 void llvmpipe_delete_rasterizer_state(struct pipe_context *, void *);
 145
 146 void llvmpipe_set_framebuffer_state( struct pipe_context *,
 147                              const struct pipe_framebuffer_state * );
 148
 149 void llvmpipe_set_blend_color( struct pipe_context *pipe,
 150                                const struct pipe_blend_color *blend_color );
 151
 152 void llvmpipe_set_clip_state( struct pipe_context *,
 153                              const struct pipe_clip_state * );
 154
 155 void llvmpipe_set_constant_buffer(struct pipe_context *,
 156                                   uint shader, uint index,
 157                                   struct pipe_buffer *buf);
 158
 159 void *llvmpipe_create_fs_state(struct pipe_context *,
 160                                const struct pipe_shader_state *);
 161 void llvmpipe_bind_fs_state(struct pipe_context *, void *);
 162 void llvmpipe_delete_fs_state(struct pipe_context *, void *);
 163 void *llvmpipe_create_vs_state(struct pipe_context *,
 164                                const struct pipe_shader_state *);
 165 void llvmpipe_bind_vs_state(struct pipe_context *, void *);
 166 void llvmpipe_delete_vs_state(struct pipe_context *, void *);
 167
 168 void llvmpipe_set_polygon_stipple( struct pipe_context *,
 169                                   const struct pipe_poly_stipple * );
 170
 171 void llvmpipe_set_scissor_state( struct pipe_context *,
 172                                  const struct pipe_scissor_state * );
 173
 174 void llvmpipe_set_sampler_textures( struct pipe_context *,
 175                                     unsigned num,
 176                                     struct pipe_texture ** );
 177
 178 void
 179 llvmpipe_set_vertex_sampler_textures(struct pipe_context *,
 180                                      unsigned num_textures,
 181                                      struct pipe_texture **);
 182
 183 void llvmpipe_set_viewport_state( struct pipe_context *,
 184                                   const struct pipe_viewport_state * );
 185
 186 void llvmpipe_set_vertex_elements(struct pipe_context *,
 187                                   unsigned count,
 188                                   const struct pipe_vertex_element *);
 189
 190 void llvmpipe_set_vertex_buffers(struct pipe_context *,
 191                                  unsigned count,
 192                                  const struct pipe_vertex_buffer *);
 193
 194 void llvmpipe_update_fs(struct llvmpipe_context *lp);
 195
 196 void llvmpipe_update_derived( struct llvmpipe_context *llvmpipe );
 197
 198
 199 void llvmpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
 200                              unsigned start, unsigned count);
 201
 202 void llvmpipe_draw_elements(struct pipe_context *pipe,
 203                                struct pipe_buffer *indexBuffer,
 204                                unsigned indexSize,
 205                                unsigned mode, unsigned start, unsigned count);
 206 void
 207 llvmpipe_draw_range_elements(struct pipe_context *pipe,
 208                              struct pipe_buffer *indexBuffer,
 209                              unsigned indexSize,
 210                              unsigned min_index,
 211                              unsigned max_index,
 212                              unsigned mode, unsigned start, unsigned count);
 213
 214 void
 215 llvmpipe_map_transfers(struct llvmpipe_context *lp);
 216
 217 void
 218 llvmpipe_unmap_transfers(struct llvmpipe_context *lp);
 219
 220 void
 221 llvmpipe_map_texture_surfaces(struct llvmpipe_context *lp);
 222
 223 void
 224 llvmpipe_unmap_texture_surfaces(struct llvmpipe_context *lp);
 225
 226
 227 struct vertex_info *
 228 llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe);
 229
 230 struct vertex_info *
 231 llvmpipe_get_vbuf_vertex_info(struct llvmpipe_context *llvmpipe);
 232
 233
 234 #endif