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// Copyright 2018 The SwiftShader Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef VK_QUEUE_HPP_
#define VK_QUEUE_HPP_
#include "VkObject.hpp"
#include "Device/Renderer.hpp"
#include <thread>
#include <vulkan/vk_icd.h>
#include "System/Synchronization.hpp"
namespace sw
{
class Context;
class Renderer;
}
namespace vk
{
class Fence;
class Queue
{
VK_LOADER_DATA loaderData = { ICD_LOADER_MAGIC };
public:
Queue();
~Queue();
operator VkQueue()
{
return reinterpret_cast<VkQueue>(this);
}
VkResult submit(uint32_t submitCount, const VkSubmitInfo* pSubmits, Fence* fence);
VkResult waitIdle();
#ifndef __ANDROID__
void present(const VkPresentInfoKHR* presentInfo);
#endif
private:
struct Task
{
uint32_t submitCount = 0;
VkSubmitInfo* pSubmits = nullptr;
sw::TaskEvents* events = nullptr;
enum Type { KILL_THREAD, SUBMIT_QUEUE };
Type type = SUBMIT_QUEUE;
};
static void TaskLoop(vk::Queue* queue);
void taskLoop();
void garbageCollect();
void submitQueue(const Task& task);
sw::Renderer renderer;
sw::Chan<Task> pending;
sw::Chan<VkSubmitInfo*> toDelete;
std::thread queueThread;
};
static inline Queue* Cast(VkQueue object)
{
return reinterpret_cast<Queue*>(object);
}
} // namespace vk
#endif // VK_QUEUE_HPP_