1 /* 2 * Copyright © 2013 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #include "main/mtypes.h" 25 #include "program/prog_parameter.h" 26 #include "main/shaderapi.h" 27 28 #include "brw_context.h" 29 #include "brw_state.h" 30 31 32 /* Creates a new GS constant buffer reflecting the current GS program's 33 * constants, if needed by the GS program. 34 * 35 * Otherwise, constants go through the CURBEs using the brw_constant_buffer 36 * state atom. 37 */ 38 static void 39 brw_upload_gs_pull_constants(struct brw_context *brw) 40 { 41 struct brw_stage_state *stage_state = &brw->gs.base; 42 43 /* BRW_NEW_GEOMETRY_PROGRAM */ 44 struct brw_program *gp = (struct brw_program *) brw->geometry_program; 45 46 if (!gp) 47 return; 48 49 /* BRW_NEW_GS_PROG_DATA */ 50 const struct brw_stage_prog_data *prog_data = brw->gs.base.prog_data; 51 52 _mesa_shader_write_subroutine_indices(&brw->ctx, MESA_SHADER_GEOMETRY); 53 /* _NEW_PROGRAM_CONSTANTS */ 54 brw_upload_pull_constants(brw, BRW_NEW_GS_CONSTBUF, &gp->program, 55 stage_state, prog_data); 56 } 57 58 const struct brw_tracked_state brw_gs_pull_constants = { 59 .dirty = { 60 .mesa = _NEW_PROGRAM_CONSTANTS, 61 .brw = BRW_NEW_BATCH | 62 BRW_NEW_BLORP | 63 BRW_NEW_GEOMETRY_PROGRAM | 64 BRW_NEW_GS_PROG_DATA, 65 }, 66 .emit = brw_upload_gs_pull_constants, 67 }; 68 69 static void 70 brw_upload_gs_ubo_surfaces(struct brw_context *brw) 71 { 72 struct gl_context *ctx = &brw->ctx; 73 74 /* _NEW_PROGRAM */ 75 struct gl_shader_program *prog = 76 ctx->_Shader->CurrentProgram[MESA_SHADER_GEOMETRY]; 77 78 if (!prog || !prog->_LinkedShaders[MESA_SHADER_GEOMETRY]) 79 return; 80 81 /* BRW_NEW_GS_PROG_DATA */ 82 struct brw_stage_prog_data *prog_data = brw->gs.base.prog_data; 83 84 brw_upload_ubo_surfaces(brw, prog->_LinkedShaders[MESA_SHADER_GEOMETRY]->Program, 85 &brw->gs.base, prog_data); 86 } 87 88 const struct brw_tracked_state brw_gs_ubo_surfaces = { 89 .dirty = { 90 .mesa = _NEW_PROGRAM, 91 .brw = BRW_NEW_BATCH | 92 BRW_NEW_BLORP | 93 BRW_NEW_GS_PROG_DATA | 94 BRW_NEW_UNIFORM_BUFFER, 95 }, 96 .emit = brw_upload_gs_ubo_surfaces, 97 }; 98 99 static void 100 brw_upload_gs_abo_surfaces(struct brw_context *brw) 101 { 102 /* _NEW_PROGRAM */ 103 const struct gl_program *gp = brw->geometry_program; 104 105 if (gp) { 106 /* BRW_NEW_GS_PROG_DATA */ 107 brw_upload_abo_surfaces(brw, gp, &brw->gs.base, brw->gs.base.prog_data); 108 } 109 } 110 111 const struct brw_tracked_state brw_gs_abo_surfaces = { 112 .dirty = { 113 .mesa = _NEW_PROGRAM, 114 .brw = BRW_NEW_ATOMIC_BUFFER | 115 BRW_NEW_BATCH | 116 BRW_NEW_BLORP | 117 BRW_NEW_GS_PROG_DATA, 118 }, 119 .emit = brw_upload_gs_abo_surfaces, 120 }; 121 122 static void 123 brw_upload_gs_image_surfaces(struct brw_context *brw) 124 { 125 /* BRW_NEW_GEOMETRY_PROGRAM */ 126 const struct gl_program *gp = brw->geometry_program; 127 128 if (gp) { 129 /* BRW_NEW_GS_PROG_DATA, BRW_NEW_IMAGE_UNITS, _NEW_TEXTURE */ 130 brw_upload_image_surfaces(brw, gp, &brw->gs.base, 131 brw->gs.base.prog_data); 132 } 133 } 134 135 const struct brw_tracked_state brw_gs_image_surfaces = { 136 .dirty = { 137 .mesa = _NEW_TEXTURE, 138 .brw = BRW_NEW_BATCH | 139 BRW_NEW_BLORP | 140 BRW_NEW_GEOMETRY_PROGRAM | 141 BRW_NEW_GS_PROG_DATA | 142 BRW_NEW_IMAGE_UNITS, 143 }, 144 .emit = brw_upload_gs_image_surfaces, 145 }; 146