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