FenceVkImpl.hpp

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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 
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 *  of the possibility of such damages.
 */
 
#pragma once
 
 
#include <deque>
#include <atomic>
 
#include "EngineVkImplTraits.hpp"
#include "FenceBase.hpp"
#include "VulkanUtilities/VulkanFencePool.hpp"
 
namespace Diligent
{
 
class FenceVkImpl final : public FenceBase<EngineVkImplTraits>
{
public:
    using TFenceBase = FenceBase<EngineVkImplTraits>;
 
    FenceVkImpl(IReferenceCounters* pRefCounters,
                RenderDeviceVkImpl* pRendeDeviceVkImpl,
                const FenceDesc&    Desc,
                bool                IsDeviceInternal = false);
    ~FenceVkImpl();
 
    IMPLEMENT_QUERY_INTERFACE_IN_PLACE(IID_FenceVk, TFenceBase)
 
    
    virtual Uint64 DILIGENT_CALL_TYPE GetCompletedValue() override final;
 
    virtual void DILIGENT_CALL_TYPE Reset(Uint64 Value) override final;
 
    VulkanUtilities::FenceWrapper GetVkFence() { return m_FencePool.GetFence(); }
 
    void AddPendingFence(VulkanUtilities::FenceWrapper&& vkFence, Uint64 FenceValue)
    {
        m_PendingFences.emplace_back(FenceValue, std::move(vkFence));
    }
 
    void Wait(Uint64 Value);
 
private:
    VulkanUtilities::VulkanFencePool                             m_FencePool;
    std::deque<std::pair<Uint64, VulkanUtilities::FenceWrapper>> m_PendingFences;
};
 
} // namespace Diligent