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 #include "cso_cache.h"
  36
  37
  38 #ifdef  __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 struct cso_context;
  43 struct u_vbuf;
  44
  45 #define CSO_NO_USER_VERTEX_BUFFERS (1 << 0)
  46 #define CSO_NO_64B_VERTEX_BUFFERS  (1 << 1)
  47
  48 struct cso_context *cso_create_context(struct pipe_context *pipe,
  49                                        unsigned flags);
  50 void cso_destroy_context( struct cso_context *cso );
  51 struct pipe_context *cso_get_pipe_context(struct cso_context *cso);
  52
  53
  54 enum pipe_error cso_set_blend( struct cso_context *cso,
  55                                const struct pipe_blend_state *blend );
  56
  57
  58 enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
  59                                              const struct pipe_depth_stencil_alpha_state *dsa );
  60
  61
  62
  63 enum pipe_error cso_set_rasterizer( struct cso_context *cso,
  64                                     const struct pipe_rasterizer_state *rasterizer );
  65
  66
  67 void
  68 cso_set_samplers(struct cso_context *cso,
  69                  enum pipe_shader_type shader_stage,
  70                  unsigned count,
  71                  const struct pipe_sampler_state **states);
  72
  73
  74 /* Alternate interface to support gallium frontends that like to modify
  75  * samplers one at a time:
  76  */
  77 void
  78 cso_single_sampler(struct cso_context *cso, enum pipe_shader_type shader_stage,
  79                    unsigned idx, const struct pipe_sampler_state *states);
  80
  81 void
  82 cso_single_sampler_done(struct cso_context *cso,
  83                         enum pipe_shader_type shader_stage);
  84
  85
  86 enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
  87                                         const struct cso_velems_state *velems);
  88
  89 void cso_set_vertex_buffers(struct cso_context *ctx,
  90                             unsigned start_slot, unsigned count,
  91                             const struct pipe_vertex_buffer *buffers);
  92
  93 void cso_set_stream_outputs(struct cso_context *ctx,
  94                             unsigned num_targets,
  95                             struct pipe_stream_output_target **targets,
  96                             const unsigned *offsets);
  97
  98
  99 /*
 100  * We don't provide shader caching in CSO.  Most of the time the api provides
 101  * object semantics for shaders anyway, and the cases where it doesn't
 102  * (eg mesa's internally-generated texenv programs), it will be up to
 103  * gallium frontends to implement their own specialized caching.
 104  */
 105
 106 void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle);
 107 void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle);
 108 void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle);
 109 void cso_set_tessctrl_shader_handle(struct cso_context *ctx, void *handle);
 110 void cso_set_tesseval_shader_handle(struct cso_context *ctx, void *handle);
 111 void cso_set_compute_shader_handle(struct cso_context *ctx, void *handle);
 112
 113
 114 void cso_set_framebuffer(struct cso_context *cso,
 115                          const struct pipe_framebuffer_state *fb);
 116
 117
 118 void cso_set_viewport(struct cso_context *cso,
 119                       const struct pipe_viewport_state *vp);
 120 void cso_set_viewport_dims(struct cso_context *ctx,
 121                            float width, float height, boolean invert);
 122
 123
 124 void cso_set_blend_color(struct cso_context *cso,
 125                          const struct pipe_blend_color *bc);
 126
 127 void cso_set_sample_mask(struct cso_context *cso, unsigned stencil_mask);
 128
 129 void cso_set_min_samples(struct cso_context *cso, unsigned min_samples);
 130
 131 void cso_set_stencil_ref(struct cso_context *cso,
 132                          const struct pipe_stencil_ref *sr);
 133
 134 void cso_set_render_condition(struct cso_context *cso,
 135                               struct pipe_query *query,
 136                               boolean condition,
 137                               enum pipe_render_cond_flag mode);
 138
 139
 140 #define CSO_BIT_AUX_VERTEX_BUFFER_SLOT    0x1
 141 #define CSO_BIT_BLEND                     0x2
 142 #define CSO_BIT_DEPTH_STENCIL_ALPHA       0x4
 143 #define CSO_BIT_FRAGMENT_SAMPLERS         0x8
 144 #define CSO_BIT_FRAGMENT_SAMPLER_VIEWS   0x10
 145 #define CSO_BIT_FRAGMENT_SHADER          0x20
 146 #define CSO_BIT_FRAMEBUFFER              0x40
 147 #define CSO_BIT_GEOMETRY_SHADER          0x80
 148 #define CSO_BIT_MIN_SAMPLES             0x100
 149 #define CSO_BIT_RASTERIZER              0x200
 150 #define CSO_BIT_RENDER_CONDITION        0x400
 151 #define CSO_BIT_SAMPLE_MASK             0x800
 152 #define CSO_BIT_STENCIL_REF            0x1000
 153 #define CSO_BIT_STREAM_OUTPUTS         0x2000
 154 #define CSO_BIT_TESSCTRL_SHADER        0x4000
 155 #define CSO_BIT_TESSEVAL_SHADER        0x8000
 156 #define CSO_BIT_VERTEX_ELEMENTS       0x10000
 157 #define CSO_BIT_VERTEX_SHADER         0x20000
 158 #define CSO_BIT_VIEWPORT              0x40000
 159 #define CSO_BIT_PAUSE_QUERIES         0x80000
 160 #define CSO_BIT_FRAGMENT_IMAGE0      0x100000
 161
 162 #define CSO_BITS_ALL_SHADERS (CSO_BIT_VERTEX_SHADER | \
 163                               CSO_BIT_FRAGMENT_SHADER | \
 164                               CSO_BIT_GEOMETRY_SHADER | \
 165                               CSO_BIT_TESSCTRL_SHADER | \
 166                               CSO_BIT_TESSEVAL_SHADER)
 167
 168 void cso_save_state(struct cso_context *cso, unsigned state_mask);
 169 void cso_restore_state(struct cso_context *cso);
 170
 171
 172 /* sampler view state */
 173
 174 void
 175 cso_set_sampler_views(struct cso_context *cso,
 176                       enum pipe_shader_type shader_stage,
 177                       unsigned count,
 178                       struct pipe_sampler_view **views);
 179
 180
 181 /* shader images */
 182
 183 void
 184 cso_set_shader_images(struct cso_context *cso,
 185                       enum pipe_shader_type shader_stage,
 186                       unsigned start, unsigned count,
 187                       struct pipe_image_view *views);
 188
 189
 190 /* constant buffers */
 191
 192 void cso_set_constant_buffer(struct cso_context *cso,
 193                              enum pipe_shader_type shader_stage,
 194                              unsigned index, struct pipe_constant_buffer *cb);
 195 void cso_set_constant_buffer_resource(struct cso_context *cso,
 196                                       enum pipe_shader_type shader_stage,
 197                                       unsigned index,
 198                                       struct pipe_resource *buffer);
 199 void cso_set_constant_user_buffer(struct cso_context *cso,
 200                                   enum pipe_shader_type shader_stage,
 201                                   unsigned index, void *ptr, unsigned size);
 202 void cso_save_constant_buffer_slot0(struct cso_context *cso,
 203                                     enum pipe_shader_type shader_stage);
 204 void cso_restore_constant_buffer_slot0(struct cso_context *cso,
 205                                        enum pipe_shader_type shader_stage);
 206
 207 /* Optimized version. */
 208 void
 209 cso_set_vertex_buffers_and_elements(struct cso_context *ctx,
 210                                     const struct cso_velems_state *velems,
 211                                     unsigned vb_count,
 212                                     unsigned unbind_trailing_vb_count,
 213                                     const struct pipe_vertex_buffer *vbuffers,
 214                                     bool uses_user_vertex_buffers);
 215
 216 /* drawing */
 217
 218 void
 219 cso_draw_vbo(struct cso_context *cso,
 220              const struct pipe_draw_info *info);
 221
 222 void
 223 cso_draw_arrays_instanced(struct cso_context *cso, uint mode,
 224                           uint start, uint count,
 225                           uint start_instance, uint instance_count);
 226
 227 void
 228 cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
 229
 230 #ifdef  __cplusplus
 231 }
 232 #endif
 233
 234 #endif