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