n64-emu/third_party/parallel-rdp-standalone/vulkan/event_manager.cpp
2023-08-06 14:03:29 +09:00

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2.1 KiB
C++

/* Copyright (c) 2017-2023 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 "event_manager.hpp"
#include "device.hpp"
namespace Vulkan
{
EventManager::~EventManager()
{
if (!workaround)
for (auto &event : events)
table->vkDestroyEvent(device->get_device(), event, nullptr);
}
void EventManager::recycle(VkEvent event)
{
if (!workaround && event != VK_NULL_HANDLE)
{
table->vkResetEvent(device->get_device(), event);
events.push_back(event);
}
}
VkEvent EventManager::request_cleared_event()
{
if (workaround)
{
// Can't use reinterpret_cast because of MSVC.
return (VkEvent) ++workaround_counter;
}
else if (events.empty())
{
VkEvent event;
VkEventCreateInfo info = { VK_STRUCTURE_TYPE_EVENT_CREATE_INFO };
table->vkCreateEvent(device->get_device(), &info, nullptr, &event);
return event;
}
else
{
auto event = events.back();
events.pop_back();
return event;
}
}
void EventManager::init(Device *device_)
{
device = device_;
table = &device->get_device_table();
workaround = device_->get_workarounds().emulate_event_as_pipeline_barrier;
}
}