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 41 /** 42 * Enumeration of state tracker pipelines. 43 */ 44 enum st_pipeline { 45 ST_PIPELINE_RENDER, 46 ST_PIPELINE_CLEAR, 47 ST_PIPELINE_UPDATE_FRAMEBUFFER, 48 ST_PIPELINE_COMPUTE, 49 }; 50 51 void st_init_atoms( struct st_context *st ); 52 void st_destroy_atoms( struct st_context *st ); 53 void st_validate_state( struct st_context *st, enum st_pipeline pipeline ); 54 GLuint st_compare_func_to_pipe(GLenum func); 55 56 enum pipe_format 57 st_pipe_vertex_format(GLenum type, GLuint size, GLenum format, 58 GLboolean normalized, GLboolean integer); 59 60 61 /* Define ST_NEW_xxx_INDEX */ 62 enum { 63 #define ST_STATE(FLAG, st_update) FLAG##_INDEX, 64 #include "st_atom_list.h" 65 #undef ST_STATE 66 }; 67 68 /* Define ST_NEW_xxx values as static const uint64_t values. 69 * We can't use an enum type because MSVC doesn't allow 64-bit enum values. 70 */ 71 #define ST_STATE(FLAG, st_update) static const uint64_t FLAG = 1ull << FLAG##_INDEX; 72 #include "st_atom_list.h" 73 #undef ST_STATE 74 75 /* Declare function prototypes. */ 76 #define ST_STATE(FLAG, st_update) void st_update(struct st_context *st); 77 #include "st_atom_list.h" 78 #undef ST_STATE 79 80 /* Combined state flags. */ 81 #define ST_NEW_SAMPLERS (ST_NEW_VS_SAMPLERS | \ 82 ST_NEW_TCS_SAMPLERS | \ 83 ST_NEW_TES_SAMPLERS | \ 84 ST_NEW_GS_SAMPLERS | \ 85 ST_NEW_FS_SAMPLERS | \ 86 ST_NEW_CS_SAMPLERS) 87 88 #define ST_NEW_FRAMEBUFFER (ST_NEW_FB_STATE | \ 89 ST_NEW_SAMPLE_MASK | \ 90 ST_NEW_SAMPLE_SHADING) 91 92 #define ST_NEW_VERTEX_PROGRAM(st, p) (p->affected_states | \ 93 (st_user_clip_planes_enabled(st->ctx) ? \ 94 ST_NEW_CLIP_STATE : 0)) 95 96 #define ST_NEW_CONSTANTS (ST_NEW_VS_CONSTANTS | \ 97 ST_NEW_TCS_CONSTANTS | \ 98 ST_NEW_TES_CONSTANTS | \ 99 ST_NEW_FS_CONSTANTS | \ 100 ST_NEW_GS_CONSTANTS | \ 101 ST_NEW_CS_CONSTANTS) 102 103 #define ST_NEW_UNIFORM_BUFFER (ST_NEW_VS_UBOS | \ 104 ST_NEW_TCS_UBOS | \ 105 ST_NEW_TES_UBOS | \ 106 ST_NEW_FS_UBOS | \ 107 ST_NEW_GS_UBOS | \ 108 ST_NEW_CS_UBOS) 109 110 #define ST_NEW_SAMPLER_VIEWS (ST_NEW_VS_SAMPLER_VIEWS | \ 111 ST_NEW_FS_SAMPLER_VIEWS | \ 112 ST_NEW_GS_SAMPLER_VIEWS | \ 113 ST_NEW_TCS_SAMPLER_VIEWS | \ 114 ST_NEW_TES_SAMPLER_VIEWS | \ 115 ST_NEW_CS_SAMPLER_VIEWS) 116 117 #define ST_NEW_ATOMIC_BUFFER (ST_NEW_VS_ATOMICS | \ 118 ST_NEW_TCS_ATOMICS | \ 119 ST_NEW_TES_ATOMICS | \ 120 ST_NEW_FS_ATOMICS | \ 121 ST_NEW_GS_ATOMICS | \ 122 ST_NEW_CS_ATOMICS) 123 124 #define ST_NEW_STORAGE_BUFFER (ST_NEW_VS_SSBOS | \ 125 ST_NEW_TCS_SSBOS | \ 126 ST_NEW_TES_SSBOS | \ 127 ST_NEW_FS_SSBOS | \ 128 ST_NEW_GS_SSBOS | \ 129 ST_NEW_CS_SSBOS) 130 131 #define ST_NEW_IMAGE_UNITS (ST_NEW_VS_IMAGES | \ 132 ST_NEW_TCS_IMAGES | \ 133 ST_NEW_TES_IMAGES | \ 134 ST_NEW_GS_IMAGES | \ 135 ST_NEW_FS_IMAGES | \ 136 ST_NEW_CS_IMAGES) 137 138 #define ST_ALL_SHADER_RESOURCES (ST_NEW_SAMPLER_VIEWS | \ 139 ST_NEW_SAMPLERS | \ 140 ST_NEW_CONSTANTS | \ 141 ST_NEW_UNIFORM_BUFFER | \ 142 ST_NEW_ATOMIC_BUFFER | \ 143 ST_NEW_STORAGE_BUFFER | \ 144 ST_NEW_IMAGE_UNITS) 145 146 /* All state flags within each group: */ 147 #define ST_PIPELINE_RENDER_STATE_MASK (ST_NEW_CS_STATE - 1) 148 #define ST_PIPELINE_COMPUTE_STATE_MASK (0xffull << ST_NEW_CS_STATE_INDEX) 149 #define ST_PIPELINE_CLEAR_STATE_MASK (ST_NEW_FB_STATE | \ 150 ST_NEW_SCISSOR | \ 151 ST_NEW_WINDOW_RECTANGLES) 152 /* For ReadPixels, ReadBuffer, GetSamplePosition: */ 153 #define ST_PIPELINE_UPDATE_FB_STATE_MASK (ST_NEW_FB_STATE) 154 155 #define ST_ALL_STATES_MASK (ST_PIPELINE_RENDER_STATE_MASK | \ 156 ST_PIPELINE_COMPUTE_STATE_MASK) 157 158 #endif 159