src/gallium/auxiliary/cso_cache/cso_context.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2007-2008 VMware, Inc.
   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
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  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 VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28
  29 #ifndef CSO_CONTEXT_H
  30 #define CSO_CONTEXT_H
  31
  32 #include "pipe/p_context.h"
  33 #include "pipe/p_state.h"
  34 #include "pipe/p_defines.h"
  35
  36
  37 #ifdef  __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 struct cso_context;
  42 struct u_vbuf;
  43
  44 struct cso_context *cso_create_context(struct pipe_context *pipe,
  45                                        unsigned u_vbuf_flags);
  46 void cso_destroy_context( struct cso_context *cso );
  47 struct pipe_context *cso_get_pipe_context(struct cso_context *cso);
  48
  49
  50 enum pipe_error cso_set_blend( struct cso_context *cso,
  51                                const struct pipe_blend_state *blend );
  52
  53
  54 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
  55                                              const struct pipe_depth_stencil_alpha_state *dsa );
  56
  57
  58
  59 enum pipe_error cso_set_rasterizer( struct cso_context *cso,
  60                                     const struct pipe_rasterizer_state *rasterizer );
  61
  62
  63 void
  64 cso_set_samplers(struct cso_context *cso,
  65                  enum pipe_shader_type shader_stage,
  66                  unsigned count,
  67                  const struct pipe_sampler_state **states);
  68
  69
  70 /* Alternate interface to support state trackers that like to modify
  71  * samplers one at a time:
  72  */
  73 void
  74 cso_single_sampler(struct cso_context *cso, enum pipe_shader_type shader_stage,
  75                    unsigned idx, const struct pipe_sampler_state *states);
  76
  77 void
  78 cso_single_sampler_done(struct cso_context *cso,
  79                         enum pipe_shader_type shader_stage);
  80
  81
  82 enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
  83                                         unsigned count,
  84                                         const struct pipe_vertex_element *states);
  85
  86 void cso_set_vertex_buffers(struct cso_context *ctx,
  87                             unsigned start_slot, unsigned count,
  88                             const struct pipe_vertex_buffer *buffers);
  89
  90 /* One vertex buffer slot is provided with the save/restore functionality.
  91  * cso_context chooses the slot, it can be non-zero. */
  92 unsigned cso_get_aux_vertex_buffer_slot(struct cso_context *ctx);
  93
  94
  95 void cso_set_stream_outputs(struct cso_context *ctx,
  96                             unsigned num_targets,
  97                             struct pipe_stream_output_target **targets,
  98                             const unsigned *offsets);
  99
 100
 101 /*
 102  * We don't provide shader caching in CSO.  Most of the time the api provides
 103  * object semantics for shaders anyway, and the cases where it doesn't
 104  * (eg mesa's internally-generated texenv programs), it will be up to
 105  * the state tracker to implement their own specialized caching.
 106  */
 107
 108 void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle);
 109 void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
 110
 111
 112 void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle);
 113 void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
 114
 115
 116 void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle);
 117 void cso_delete_geometry_shader(struct cso_context *ctx, void *handle);
 118
 119
 120 void cso_set_tessctrl_shader_handle(struct cso_context *ctx, void *handle);
 121 void cso_delete_tessctrl_shader(struct cso_context *ctx, void *handle);
 122
 123
 124 void cso_set_tesseval_shader_handle(struct cso_context *ctx, void *handle);
 125 void cso_delete_tesseval_shader(struct cso_context *ctx, void *handle);
 126
 127
 128 void cso_set_compute_shader_handle(struct cso_context *ctx, void *handle);
 129 void cso_delete_compute_shader(struct cso_context *ctx, void *handle);
 130
 131
 132 void cso_set_framebuffer(struct cso_context *cso,
 133                          const struct pipe_framebuffer_state *fb);
 134
 135
 136 void cso_set_viewport(struct cso_context *cso,
 137                       const struct pipe_viewport_state *vp);
 138 void cso_set_viewport_dims(struct cso_context *ctx,
 139                            float width, float height, boolean invert);
 140
 141
 142 void cso_set_blend_color(struct cso_context *cso,
 143                          const struct pipe_blend_color *bc);
 144
 145 void cso_set_sample_mask(struct cso_context *cso, unsigned stencil_mask);
 146
 147 void cso_set_min_samples(struct cso_context *cso, unsigned min_samples);
 148
 149 void cso_set_stencil_ref(struct cso_context *cso,
 150                          const struct pipe_stencil_ref *sr);
 151
 152 void cso_set_render_condition(struct cso_context *cso,
 153                               struct pipe_query *query,
 154                               boolean condition,
 155                               enum pipe_render_cond_flag mode);
 156
 157
 158 #define CSO_BIT_AUX_VERTEX_BUFFER_SLOT    0x1
 159 #define CSO_BIT_BLEND                     0x2
 160 #define CSO_BIT_DEPTH_STENCIL_ALPHA       0x4
 161 #define CSO_BIT_FRAGMENT_SAMPLERS         0x8
 162 #define CSO_BIT_FRAGMENT_SAMPLER_VIEWS   0x10
 163 #define CSO_BIT_FRAGMENT_SHADER          0x20
 164 #define CSO_BIT_FRAMEBUFFER              0x40
 165 #define CSO_BIT_GEOMETRY_SHADER          0x80
 166 #define CSO_BIT_MIN_SAMPLES             0x100
 167 #define CSO_BIT_RASTERIZER              0x200
 168 #define CSO_BIT_RENDER_CONDITION        0x400
 169 #define CSO_BIT_SAMPLE_MASK             0x800
 170 #define CSO_BIT_STENCIL_REF            0x1000
 171 #define CSO_BIT_STREAM_OUTPUTS         0x2000
 172 #define CSO_BIT_TESSCTRL_SHADER        0x4000
 173 #define CSO_BIT_TESSEVAL_SHADER        0x8000
 174 #define CSO_BIT_VERTEX_ELEMENTS       0x10000
 175 #define CSO_BIT_VERTEX_SHADER         0x20000
 176 #define CSO_BIT_VIEWPORT              0x40000
 177 #define CSO_BIT_PAUSE_QUERIES         0x80000
 178 #define CSO_BIT_FRAGMENT_IMAGE0      0x100000
 179
 180 #define CSO_BITS_ALL_SHADERS (CSO_BIT_VERTEX_SHADER | \
 181                               CSO_BIT_FRAGMENT_SHADER | \
 182                               CSO_BIT_GEOMETRY_SHADER | \
 183                               CSO_BIT_TESSCTRL_SHADER | \
 184                               CSO_BIT_TESSEVAL_SHADER)
 185
 186 void cso_save_state(struct cso_context *cso, unsigned state_mask);
 187 void cso_restore_state(struct cso_context *cso);
 188
 189
 190 /* sampler view state */
 191
 192 void
 193 cso_set_sampler_views(struct cso_context *cso,
 194                       enum pipe_shader_type shader_stage,
 195                       unsigned count,
 196                       struct pipe_sampler_view **views);
 197
 198
 199 /* shader images */
 200
 201 void
 202 cso_set_shader_images(struct cso_context *cso,
 203                       enum pipe_shader_type shader_stage,
 204                       unsigned start, unsigned count,
 205                       struct pipe_image_view *views);
 206
 207
 208 /* constant buffers */
 209
 210 void cso_set_constant_buffer(struct cso_context *cso,
 211                              enum pipe_shader_type shader_stage,
 212                              unsigned index, struct pipe_constant_buffer *cb);
 213 void cso_set_constant_buffer_resource(struct cso_context *cso,
 214                                       enum pipe_shader_type shader_stage,
 215                                       unsigned index,
 216                                       struct pipe_resource *buffer);
 217 void cso_set_constant_user_buffer(struct cso_context *cso,
 218                                   enum pipe_shader_type shader_stage,
 219                                   unsigned index, void *ptr, unsigned size);
 220 void cso_save_constant_buffer_slot0(struct cso_context *cso,
 221                                     enum pipe_shader_type shader_stage);
 222 void cso_restore_constant_buffer_slot0(struct cso_context *cso,
 223                                        enum pipe_shader_type shader_stage);
 224
 225
 226 /* drawing */
 227
 228 void
 229 cso_draw_vbo(struct cso_context *cso,
 230              const struct pipe_draw_info *info);
 231
 232 void
 233 cso_draw_arrays_instanced(struct cso_context *cso, uint mode,
 234                           uint start, uint count,
 235                           uint start_instance, uint instance_count);
 236
 237 void
 238 cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
 239
 240 #ifdef  __cplusplus
 241 }
 242 #endif
 243
 244 #endif