1/* Copyright (c) 2015-2016 The Khronos Group Inc.
2 * Copyright (c) 2015-2016 Valve Corporation
3 * Copyright (c) 2015-2016 LunarG, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and/or associated documentation files (the "Materials"), to
7 * deal in the Materials without restriction, including without limitation the
8 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
9 * sell copies of the Materials, and to permit persons to whom the Materials
10 * are furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice(s) and this permission notice shall be included
13 * in all copies or substantial portions of the Materials.
14 *
15 * THE MATERIALS ARE 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.
18 *
19 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE
22 * USE OR OTHER DEALINGS IN THE MATERIALS
23 *
24 * Author: Tobin Ehlis <tobin@lunarg.com>
25 */
26
27#ifndef LAYER_DATA_H
28#define LAYER_DATA_H
29
30#include <unordered_map>
31#include "vk_layer_table.h"
32
33template <typename DATA_T> DATA_T *get_my_data_ptr(void *data_key, std::unordered_map<void *, DATA_T *> &layer_data_map) {
34    DATA_T *debug_data;
35    typename std::unordered_map<void *, DATA_T *>::const_iterator got;
36
37    /* TODO: We probably should lock here, or have caller lock */
38    got = layer_data_map.find(data_key);
39
40    if (got == layer_data_map.end()) {
41        debug_data = new DATA_T;
42        layer_data_map[(void *)data_key] = debug_data;
43    } else {
44        debug_data = got->second;
45    }
46
47    return debug_data;
48}
49
50#endif // LAYER_DATA_H
51