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
29struct 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
44void
45d3d12_cmd_signature_cache_init(struct d3d12_context *ctx);
46
47void
48d3d12_cmd_signature_cache_destroy(struct d3d12_context *ctx);
49
50ID3D12CommandSignature *
51d3d12_get_cmd_signature(struct d3d12_context *ctx,
52                        const struct d3d12_cmd_signature_key *key);
53
54#endif
55