beetle-psx-libretro/parallel-psx/vulkan/fence_manager.cpp
2018-12-12 12:23:05 +01:00

60 lines
1.7 KiB
C++

/* Copyright (c) 2017-2018 Hans-Kristian Arntzen
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "fence_manager.hpp"
namespace Vulkan
{
void FenceManager::init(VkDevice device)
{
this->device = device;
}
VkFence FenceManager::request_cleared_fence()
{
if (!fences.empty())
{
auto ret = fences.back();
fences.pop_back();
return ret;
}
else
{
VkFence fence;
VkFenceCreateInfo info = { VK_STRUCTURE_TYPE_FENCE_CREATE_INFO };
vkCreateFence(device, &info, nullptr, &fence);
return fence;
}
}
void FenceManager::recycle_fence(VkFence fence)
{
fences.push_back(fence);
}
FenceManager::~FenceManager()
{
for (auto &fence : fences)
vkDestroyFence(device, fence, nullptr);
}
}