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 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 struct st_context; 44 struct gl_vertex_program; 45 struct st_common_variant; 46 struct pipe_vertex_buffer; 47 struct pipe_vertex_element; 48 struct cso_velems_state; 49 50 /** 51 * Enumeration of state tracker pipelines. 52 */ 53 enum st_pipeline { 54 ST_PIPELINE_RENDER, 55 ST_PIPELINE_RENDER_NO_VARRAYS, 56 ST_PIPELINE_CLEAR, 57 ST_PIPELINE_META, 58 ST_PIPELINE_UPDATE_FRAMEBUFFER, 59 ST_PIPELINE_COMPUTE, 60 }; 61 62 void st_init_atoms( struct st_context *st ); 63 void st_destroy_atoms( struct st_context *st ); 64 void st_validate_state( struct st_context *st, enum st_pipeline pipeline ); 65 void st_update_edgeflags(struct st_context *st, bool per_vertex_edgeflags); 66 67 void 68 st_setup_arrays(struct st_context *st, 69 const struct gl_vertex_program *vp, 70 const struct st_common_variant *vp_variant, 71 struct cso_velems_state *velements, 72 struct pipe_vertex_buffer *vbuffer, unsigned *num_vbuffers, 73 bool *has_user_vertex_buffers); 74 75 void 76 st_setup_current_user(struct st_context *st, 77 const struct gl_vertex_program *vp, 78 const struct st_common_variant *vp_variant, 79 struct cso_velems_state *velements, 80 struct pipe_vertex_buffer *vbuffer, unsigned *num_vbuffers); 81 82 void 83 st_update_array_with_popcnt(struct st_context *st); 84 85 struct pipe_vertex_state * 86 st_create_gallium_vertex_state(struct gl_context *ctx, 87 const struct gl_vertex_array_object *vao, 88 struct gl_buffer_object *indexbuf, 89 uint32_t enabled_attribs); 90 91 /* Define ST_NEW_xxx_INDEX */ 92 enum { 93 #define ST_STATE(FLAG, st_update) FLAG##_INDEX, 94 #include "st_atom_list.h" 95 #undef ST_STATE 96 ST_NUM_ATOMS, 97 }; 98 99 /* Define ST_NEW_xxx values as static const uint64_t values. 100 * We can't use an enum type because MSVC doesn't allow 64-bit enum values. 101 */ 102 #define ST_STATE(FLAG, st_update) static const uint64_t FLAG = 1ull << FLAG##_INDEX; 103 #include "st_atom_list.h" 104 #undef ST_STATE 105 106 /* Declare function prototypes. */ 107 #define ST_STATE(FLAG, st_update) void st_update(struct st_context *st); 108 #include "st_atom_list.h" 109 #undef ST_STATE 110 111 /* Combined state flags. */ 112 #define ST_NEW_SAMPLERS (ST_NEW_VS_SAMPLERS | \ 113 ST_NEW_TCS_SAMPLERS | \ 114 ST_NEW_TES_SAMPLERS | \ 115 ST_NEW_GS_SAMPLERS | \ 116 ST_NEW_FS_SAMPLERS | \ 117 ST_NEW_CS_SAMPLERS) 118 119 #define ST_NEW_FRAMEBUFFER (ST_NEW_FB_STATE | \ 120 ST_NEW_SAMPLE_STATE | \ 121 ST_NEW_SAMPLE_SHADING) 122 123 #define ST_NEW_VERTEX_PROGRAM(st, p) ((p)->affected_states | \ 124 (st_user_clip_planes_enabled(st->ctx) ? \ 125 ST_NEW_CLIP_STATE : 0)) 126 127 #define ST_NEW_CONSTANTS (ST_NEW_VS_CONSTANTS | \ 128 ST_NEW_TCS_CONSTANTS | \ 129 ST_NEW_TES_CONSTANTS | \ 130 ST_NEW_FS_CONSTANTS | \ 131 ST_NEW_GS_CONSTANTS | \ 132 ST_NEW_CS_CONSTANTS) 133 134 #define ST_NEW_UNIFORM_BUFFER (ST_NEW_VS_UBOS | \ 135 ST_NEW_TCS_UBOS | \ 136 ST_NEW_TES_UBOS | \ 137 ST_NEW_FS_UBOS | \ 138 ST_NEW_GS_UBOS | \ 139 ST_NEW_CS_UBOS) 140 141 #define ST_NEW_SAMPLER_VIEWS (ST_NEW_VS_SAMPLER_VIEWS | \ 142 ST_NEW_FS_SAMPLER_VIEWS | \ 143 ST_NEW_GS_SAMPLER_VIEWS | \ 144 ST_NEW_TCS_SAMPLER_VIEWS | \ 145 ST_NEW_TES_SAMPLER_VIEWS | \ 146 ST_NEW_CS_SAMPLER_VIEWS) 147 148 #define ST_NEW_ATOMIC_BUFFER (ST_NEW_VS_ATOMICS | \ 149 ST_NEW_TCS_ATOMICS | \ 150 ST_NEW_TES_ATOMICS | \ 151 ST_NEW_FS_ATOMICS | \ 152 ST_NEW_GS_ATOMICS | \ 153 ST_NEW_CS_ATOMICS) 154 155 #define ST_NEW_STORAGE_BUFFER (ST_NEW_VS_SSBOS | \ 156 ST_NEW_TCS_SSBOS | \ 157 ST_NEW_TES_SSBOS | \ 158 ST_NEW_FS_SSBOS | \ 159 ST_NEW_GS_SSBOS | \ 160 ST_NEW_CS_SSBOS) 161 162 #define ST_NEW_IMAGE_UNITS (ST_NEW_VS_IMAGES | \ 163 ST_NEW_TCS_IMAGES | \ 164 ST_NEW_TES_IMAGES | \ 165 ST_NEW_GS_IMAGES | \ 166 ST_NEW_FS_IMAGES | \ 167 ST_NEW_CS_IMAGES) 168 169 #define ST_ALL_SHADER_RESOURCES (ST_NEW_SAMPLER_VIEWS | \ 170 ST_NEW_SAMPLERS | \ 171 ST_NEW_CONSTANTS | \ 172 ST_NEW_UNIFORM_BUFFER | \ 173 ST_NEW_ATOMIC_BUFFER | \ 174 ST_NEW_STORAGE_BUFFER | \ 175 ST_NEW_IMAGE_UNITS) 176 177 /* All state flags within each group: */ 178 #define ST_PIPELINE_RENDER_STATE_MASK (ST_NEW_CS_STATE - 1) 179 #define ST_PIPELINE_RENDER_STATE_MASK_NO_VARRAYS \ 180 (ST_PIPELINE_RENDER_STATE_MASK & ~ST_NEW_VERTEX_ARRAYS) 181 #define ST_PIPELINE_COMPUTE_STATE_MASK (0xffull << ST_NEW_CS_STATE_INDEX) 182 #define ST_PIPELINE_CLEAR_STATE_MASK (ST_NEW_FB_STATE | \ 183 ST_NEW_SCISSOR | \ 184 ST_NEW_WINDOW_RECTANGLES) 185 #define ST_PIPELINE_META_STATE_MASK ST_PIPELINE_RENDER_STATE_MASK_NO_VARRAYS 186 /* For ReadPixels, ReadBuffer, GetSamplePosition: */ 187 #define ST_PIPELINE_UPDATE_FB_STATE_MASK (ST_NEW_FB_STATE) 188 189 #define ST_ALL_STATES_MASK (ST_PIPELINE_RENDER_STATE_MASK | \ 190 ST_PIPELINE_COMPUTE_STATE_MASK) 191 192 #ifdef __cplusplus 193 } 194 #endif 195 196 #endif 197