src/gallium/auxiliary/cso_cache/cso_context.h

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