1 /* 2 * Copyright © Microsoft 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 #ifndef D3D12_CMD_SIGNATURE_H 25 #define D3D12_CMD_SIGNATURE_H 26 27 #include "d3d12_context.h" 28 29 struct d3d12_cmd_signature_key { 30 uint8_t compute:1; 31 uint8_t indexed:1; 32 uint8_t draw_or_dispatch_params:1; 33 /* 5 bits padding */ 34 uint8_t params_root_const_param; 35 uint8_t params_root_const_offset; 36 /* 8 bits padding */ 37 38 unsigned multi_draw_stride; 39 40 /* Will be zero if no constant/resource updates in the arg buffer */ 41 ID3D12RootSignature *root_sig; 42 }; 43 44 void 45 d3d12_cmd_signature_cache_init(struct d3d12_context *ctx); 46 47 void 48 d3d12_cmd_signature_cache_destroy(struct d3d12_context *ctx); 49 50 ID3D12CommandSignature * 51 d3d12_get_cmd_signature(struct d3d12_context *ctx, 52 const struct d3d12_cmd_signature_key *key); 53 54 #endif 55