src/mesa/state_tracker/st_atom.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2003 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
   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 VMWARE 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  /*
  29   * Authors:
  30   *   Keith Whitwell <keithw@vmware.com>
  31   */
  32
  33
  34 #ifndef ST_ATOM_H
  35 #define ST_ATOM_H
  36
  37 #include "main/glheader.h"
  38
  39 struct st_context;
  40 struct st_vertex_program;
  41 struct st_vp_variant;
  42 struct pipe_vertex_buffer;
  43 struct pipe_vertex_element;
  44
  45 /**
  46  * Enumeration of state tracker pipelines.
  47  */
  48 enum st_pipeline {
  49    ST_PIPELINE_RENDER,
  50    ST_PIPELINE_CLEAR,
  51    ST_PIPELINE_META,
  52    ST_PIPELINE_UPDATE_FRAMEBUFFER,
  53    ST_PIPELINE_COMPUTE,
  54 };
  55
  56 void st_init_atoms( struct st_context *st );
  57 void st_destroy_atoms( struct st_context *st );
  58 void st_validate_state( struct st_context *st, enum st_pipeline pipeline );
  59 GLuint st_compare_func_to_pipe(GLenum func);
  60
  61 enum pipe_format
  62 st_pipe_vertex_format(const struct gl_vertex_format *glformat);
  63
  64 void
  65 st_setup_arrays(struct st_context *st,
  66                 const struct st_vertex_program *vp,
  67                 const struct st_vp_variant *vp_variant,
  68                 struct pipe_vertex_element *velements,
  69                 struct pipe_vertex_buffer *vbuffer, unsigned *num_vbuffers);
  70
  71 void
  72 st_setup_current(struct st_context *st,
  73                  const struct st_vertex_program *vp,
  74                  const struct st_vp_variant *vp_variant,
  75                  struct pipe_vertex_element *velements,
  76                  struct pipe_vertex_buffer *vbuffer, unsigned *num_vbuffers);
  77
  78 /* Define ST_NEW_xxx_INDEX */
  79 enum {
  80 #define ST_STATE(FLAG, st_update) FLAG##_INDEX,
  81 #include "st_atom_list.h"
  82 #undef ST_STATE
  83 };
  84
  85 /* Define ST_NEW_xxx values as static const uint64_t values.
  86  * We can't use an enum type because MSVC doesn't allow 64-bit enum values.
  87  */
  88 #define ST_STATE(FLAG, st_update) static const uint64_t FLAG = 1ull << FLAG##_INDEX;
  89 #include "st_atom_list.h"
  90 #undef ST_STATE
  91
  92 /* Declare function prototypes. */
  93 #define ST_STATE(FLAG, st_update) void st_update(struct st_context *st);
  94 #include "st_atom_list.h"
  95 #undef ST_STATE
  96
  97 /* Combined state flags. */
  98 #define ST_NEW_SAMPLERS         (ST_NEW_VS_SAMPLERS | \
  99                                  ST_NEW_TCS_SAMPLERS | \
 100                                  ST_NEW_TES_SAMPLERS | \
 101                                  ST_NEW_GS_SAMPLERS | \
 102                                  ST_NEW_FS_SAMPLERS | \
 103                                  ST_NEW_CS_SAMPLERS)
 104
 105 #define ST_NEW_FRAMEBUFFER      (ST_NEW_FB_STATE | \
 106                                  ST_NEW_SAMPLE_STATE | \
 107                                  ST_NEW_SAMPLE_SHADING)
 108
 109 #define ST_NEW_VERTEX_PROGRAM(st, p) (p->affected_states | \
 110                                       (st_user_clip_planes_enabled(st->ctx) ? \
 111                                        ST_NEW_CLIP_STATE : 0))
 112
 113 #define ST_NEW_CONSTANTS        (ST_NEW_VS_CONSTANTS | \
 114                                  ST_NEW_TCS_CONSTANTS | \
 115                                  ST_NEW_TES_CONSTANTS | \
 116                                  ST_NEW_FS_CONSTANTS | \
 117                                  ST_NEW_GS_CONSTANTS | \
 118                                  ST_NEW_CS_CONSTANTS)
 119
 120 #define ST_NEW_UNIFORM_BUFFER   (ST_NEW_VS_UBOS | \
 121                                  ST_NEW_TCS_UBOS | \
 122                                  ST_NEW_TES_UBOS | \
 123                                  ST_NEW_FS_UBOS | \
 124                                  ST_NEW_GS_UBOS | \
 125                                  ST_NEW_CS_UBOS)
 126
 127 #define ST_NEW_SAMPLER_VIEWS    (ST_NEW_VS_SAMPLER_VIEWS | \
 128                                  ST_NEW_FS_SAMPLER_VIEWS | \
 129                                  ST_NEW_GS_SAMPLER_VIEWS | \
 130                                  ST_NEW_TCS_SAMPLER_VIEWS | \
 131                                  ST_NEW_TES_SAMPLER_VIEWS | \
 132                                  ST_NEW_CS_SAMPLER_VIEWS)
 133
 134 #define ST_NEW_ATOMIC_BUFFER    (ST_NEW_VS_ATOMICS | \
 135                                  ST_NEW_TCS_ATOMICS | \
 136                                  ST_NEW_TES_ATOMICS | \
 137                                  ST_NEW_FS_ATOMICS | \
 138                                  ST_NEW_GS_ATOMICS | \
 139                                  ST_NEW_CS_ATOMICS)
 140
 141 #define ST_NEW_STORAGE_BUFFER   (ST_NEW_VS_SSBOS | \
 142                                  ST_NEW_TCS_SSBOS | \
 143                                  ST_NEW_TES_SSBOS | \
 144                                  ST_NEW_FS_SSBOS | \
 145                                  ST_NEW_GS_SSBOS | \
 146                                  ST_NEW_CS_SSBOS)
 147
 148 #define ST_NEW_IMAGE_UNITS      (ST_NEW_VS_IMAGES | \
 149                                  ST_NEW_TCS_IMAGES | \
 150                                  ST_NEW_TES_IMAGES | \
 151                                  ST_NEW_GS_IMAGES | \
 152                                  ST_NEW_FS_IMAGES | \
 153                                  ST_NEW_CS_IMAGES)
 154
 155 #define ST_ALL_SHADER_RESOURCES (ST_NEW_SAMPLER_VIEWS | \
 156                                  ST_NEW_SAMPLERS | \
 157                                  ST_NEW_CONSTANTS | \
 158                                  ST_NEW_UNIFORM_BUFFER | \
 159                                  ST_NEW_ATOMIC_BUFFER | \
 160                                  ST_NEW_STORAGE_BUFFER | \
 161                                  ST_NEW_IMAGE_UNITS)
 162
 163 /* All state flags within each group: */
 164 #define ST_PIPELINE_RENDER_STATE_MASK  (ST_NEW_CS_STATE - 1)
 165 #define ST_PIPELINE_COMPUTE_STATE_MASK (0xffull << ST_NEW_CS_STATE_INDEX)
 166 #define ST_PIPELINE_CLEAR_STATE_MASK (ST_NEW_FB_STATE | \
 167                                       ST_NEW_SCISSOR | \
 168                                       ST_NEW_WINDOW_RECTANGLES)
 169 #define ST_PIPELINE_META_STATE_MASK (ST_PIPELINE_RENDER_STATE_MASK & \
 170                                      ~ST_NEW_VERTEX_ARRAYS)
 171 /* For ReadPixels, ReadBuffer, GetSamplePosition: */
 172 #define ST_PIPELINE_UPDATE_FB_STATE_MASK (ST_NEW_FB_STATE)
 173
 174 #define ST_ALL_STATES_MASK (ST_PIPELINE_RENDER_STATE_MASK | \
 175                             ST_PIPELINE_COMPUTE_STATE_MASK)
 176
 177 #endif