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55 lines
1.1 KiB
C++
55 lines
1.1 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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// Description : Base header for multi DLL functors.
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#ifndef CRYINCLUDE_CRYCOMMON_IFUNCTORBASE_H
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#define CRYINCLUDE_CRYCOMMON_IFUNCTORBASE_H
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#pragma once
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#include <AzCore/std/parallel/atomic.h>
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// Base class for functor storage.
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// Not intended for direct usage.
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class IFunctorBase
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{
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public:
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IFunctorBase()
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: m_nReferences(0){}
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virtual ~IFunctorBase(){};
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virtual void Call() = 0;
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void AddRef()
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{
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m_nReferences.fetch_add(1, AZStd::memory_order_acq_rel);
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}
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void Release()
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{
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if (m_nReferences.fetch_sub(1, AZStd::memory_order_acq_rel) == 1)
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{
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delete this;
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}
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}
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protected:
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AZStd::atomic_int m_nReferences;
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};
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// Base Template for specialization.
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// Not intended for direct usage.
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template<typename tType>
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class TFunctor
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: public IFunctorBase
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{
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};
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#endif // CRYINCLUDE_CRYCOMMON_IFUNCTORBASE_H
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