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/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* 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.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
#include <deque>
#include <mutex>
#include <atomic>
#include "STDAllocator.hpp"
#include "VulkanUtilities/VulkanObjectWrappers.hpp"
#include "VulkanUtilities/VulkanLogicalDevice.hpp"
namespace Diligent
{
class CommandPoolManager
{
public:
CommandPoolManager(const VulkanUtilities::VulkanLogicalDevice& LogicalDevice,
std::string Name,
uint32_t queueFamilyIndex,
VkCommandPoolCreateFlags flags) noexcept;
// clang-format off
CommandPoolManager (const CommandPoolManager&) = delete;
CommandPoolManager ( CommandPoolManager&&) = delete;
CommandPoolManager& operator = (const CommandPoolManager&) = delete;
CommandPoolManager& operator = ( CommandPoolManager&&) = delete;
// clang-format on
~CommandPoolManager();
// Allocates Vulkan command pool.
VulkanUtilities::CommandPoolWrapper AllocateCommandPool(const char* DebugName = nullptr);
void DestroyPools();
#ifdef DILIGENT_DEVELOPMENT
int32_t GetAllocatedPoolCount() const
{
return m_AllocatedPoolCounter;
}
#endif
// Returns command pool to the list of available pools. The GPU must have finished using the pool
void RecycleCommandPool(VulkanUtilities::CommandPoolWrapper&& CmdPool);
private:
const VulkanUtilities::VulkanLogicalDevice& m_LogicalDevice;
const std::string m_Name;
const uint32_t m_QueueFamilyIndex;
const VkCommandPoolCreateFlags m_CmdPoolFlags;
std::mutex m_Mutex;
std::deque<VulkanUtilities::CommandPoolWrapper, STDAllocatorRawMem<VulkanUtilities::CommandPoolWrapper>> m_CmdPools;
#ifdef DILIGENT_DEVELOPMENT
std::atomic_int32_t m_AllocatedPoolCounter{0};
#endif
};
} // namespace Diligent
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