1 /* Copyright (c) 2017-2018 Hans-Kristian Arntzen
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining
4  * a copy of this software and associated documentation files (the
5  * "Software"), to deal in the Software without restriction, including
6  * without limitation the rights to use, copy, modify, merge, publish,
7  * distribute, sublicense, and/or sell copies of the Software, and to
8  * permit persons to whom the Software is furnished to do so, subject to
9  * the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be
12  * included in all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
15  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
17  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
18  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
19  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
20  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21  */
22 
23 #pragma once
24 
25 #include "vulkan.hpp"
26 #include <vector>
27 
28 namespace Vulkan
29 {
30 class Device;
31 class EventManager
32 {
33 public:
34 	void init(Device *device);
35 	~EventManager();
36 
37 	VkEvent request_cleared_event();
38 	void recycle(VkEvent event);
39 
40 private:
41 	VkDevice device = VK_NULL_HANDLE;
42 	std::vector<VkEvent> events;
43 	uint64_t workaround_counter = 0;
44 	bool workaround = false;
45 };
46 }