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 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 * Author: Tobin Ehlis <tobin@lunarg.com>
18 */
19
20 #ifndef LAYER_DATA_H
21 #define LAYER_DATA_H
22
23 #include <unordered_map>
24 #include "vk_layer_table.h"
25
get_my_data_ptr(void * data_key,std::unordered_map<void *,DATA_T * > & layer_data_map)26 template <typename DATA_T> DATA_T *get_my_data_ptr(void *data_key, std::unordered_map<void *, DATA_T *> &layer_data_map) {
27 DATA_T *debug_data;
28 typename std::unordered_map<void *, DATA_T *>::const_iterator got;
29
30 /* TODO: We probably should lock here, or have caller lock */
31 got = layer_data_map.find(data_key);
32
33 if (got == layer_data_map.end()) {
34 debug_data = new DATA_T;
35 layer_data_map[(void *)data_key] = debug_data;
36 } else {
37 debug_data = got->second;
38 }
39
40 return debug_data;
41 }
42
43 #endif // LAYER_DATA_H
44