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343 lines
8.2 KiB
343 lines
8.2 KiB
9 years ago
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2013, NVIDIA Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the copyright holders or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef __OPENCV_CORE_PTR_INL_HPP__
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#define __OPENCV_CORE_PTR_INL_HPP__
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#include <algorithm>
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//! @cond IGNORED
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namespace cv {
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template<typename Y>
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void DefaultDeleter<Y>::operator () (Y* p) const
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{
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delete p;
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}
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namespace detail
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{
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struct PtrOwner
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{
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PtrOwner() : refCount(1)
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{}
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void incRef()
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{
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CV_XADD(&refCount, 1);
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}
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void decRef()
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{
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if (CV_XADD(&refCount, -1) == 1) deleteSelf();
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}
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protected:
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/* This doesn't really need to be virtual, since PtrOwner is never deleted
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directly, but it doesn't hurt and it helps avoid warnings. */
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virtual ~PtrOwner()
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{}
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virtual void deleteSelf() = 0;
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private:
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unsigned int refCount;
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// noncopyable
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PtrOwner(const PtrOwner&);
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PtrOwner& operator = (const PtrOwner&);
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};
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template<typename Y, typename D>
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struct PtrOwnerImpl : PtrOwner
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{
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PtrOwnerImpl(Y* p, D d) : owned(p), deleter(d)
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{}
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void deleteSelf()
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{
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deleter(owned);
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delete this;
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}
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private:
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Y* owned;
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D deleter;
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};
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}
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template<typename T>
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Ptr<T>::Ptr() : owner(NULL), stored(NULL)
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{}
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template<typename T>
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template<typename Y>
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Ptr<T>::Ptr(Y* p)
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: owner(p
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? new detail::PtrOwnerImpl<Y, DefaultDeleter<Y> >(p, DefaultDeleter<Y>())
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: NULL),
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stored(p)
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{}
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template<typename T>
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template<typename Y, typename D>
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Ptr<T>::Ptr(Y* p, D d)
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: owner(p
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? new detail::PtrOwnerImpl<Y, D>(p, d)
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: NULL),
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stored(p)
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{}
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template<typename T>
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Ptr<T>::Ptr(const Ptr& o) : owner(o.owner), stored(o.stored)
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{
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if (owner) owner->incRef();
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}
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template<typename T>
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template<typename Y>
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Ptr<T>::Ptr(const Ptr<Y>& o) : owner(o.owner), stored(o.stored)
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{
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if (owner) owner->incRef();
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}
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template<typename T>
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template<typename Y>
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Ptr<T>::Ptr(const Ptr<Y>& o, T* p) : owner(o.owner), stored(p)
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{
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if (owner) owner->incRef();
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}
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template<typename T>
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Ptr<T>::~Ptr()
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{
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release();
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}
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template<typename T>
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Ptr<T>& Ptr<T>::operator = (const Ptr<T>& o)
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{
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Ptr(o).swap(*this);
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return *this;
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}
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template<typename T>
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template<typename Y>
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Ptr<T>& Ptr<T>::operator = (const Ptr<Y>& o)
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{
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Ptr(o).swap(*this);
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return *this;
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}
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template<typename T>
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void Ptr<T>::release()
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{
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if (owner) owner->decRef();
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owner = NULL;
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stored = NULL;
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}
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template<typename T>
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template<typename Y>
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void Ptr<T>::reset(Y* p)
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{
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Ptr(p).swap(*this);
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}
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template<typename T>
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template<typename Y, typename D>
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void Ptr<T>::reset(Y* p, D d)
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{
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Ptr(p, d).swap(*this);
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}
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template<typename T>
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void Ptr<T>::swap(Ptr<T>& o)
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{
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std::swap(owner, o.owner);
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std::swap(stored, o.stored);
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}
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template<typename T>
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T* Ptr<T>::get() const
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{
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return stored;
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}
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template<typename T>
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typename detail::RefOrVoid<T>::type Ptr<T>::operator * () const
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{
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return *stored;
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}
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template<typename T>
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T* Ptr<T>::operator -> () const
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{
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return stored;
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}
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template<typename T>
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Ptr<T>::operator T* () const
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{
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return stored;
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}
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template<typename T>
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bool Ptr<T>::empty() const
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{
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return !stored;
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}
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template<typename T>
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template<typename Y>
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Ptr<Y> Ptr<T>::staticCast() const
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{
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return Ptr<Y>(*this, static_cast<Y*>(stored));
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}
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template<typename T>
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template<typename Y>
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Ptr<Y> Ptr<T>::constCast() const
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{
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return Ptr<Y>(*this, const_cast<Y*>(stored));
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}
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template<typename T>
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template<typename Y>
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Ptr<Y> Ptr<T>::dynamicCast() const
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{
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return Ptr<Y>(*this, dynamic_cast<Y*>(stored));
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}
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template<typename T>
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void swap(Ptr<T>& ptr1, Ptr<T>& ptr2){
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ptr1.swap(ptr2);
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}
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template<typename T>
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bool operator == (const Ptr<T>& ptr1, const Ptr<T>& ptr2)
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{
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return ptr1.get() == ptr2.get();
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}
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template<typename T>
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bool operator != (const Ptr<T>& ptr1, const Ptr<T>& ptr2)
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{
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return ptr1.get() != ptr2.get();
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}
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template<typename T>
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Ptr<T> makePtr()
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{
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return Ptr<T>(new T());
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}
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template<typename T, typename A1>
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Ptr<T> makePtr(const A1& a1)
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{
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return Ptr<T>(new T(a1));
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}
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template<typename T, typename A1, typename A2>
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Ptr<T> makePtr(const A1& a1, const A2& a2)
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{
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return Ptr<T>(new T(a1, a2));
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}
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template<typename T, typename A1, typename A2, typename A3>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3)
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{
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return Ptr<T>(new T(a1, a2, a3));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4)
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{
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return Ptr<T>(new T(a1, a2, a3, a4));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5, const A6& a6)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5, a6));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5, const A6& a6, const A7& a7)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5, a6, a7));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5, const A6& a6, const A7& a7, const A8& a8)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5, a6, a7, a8));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8, typename A9>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5, const A6& a6, const A7& a7, const A8& a8, const A9& a9)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5, a6, a7, a8, a9));
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}
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template<typename T, typename A1, typename A2, typename A3, typename A4, typename A5, typename A6, typename A7, typename A8, typename A9, typename A10>
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Ptr<T> makePtr(const A1& a1, const A2& a2, const A3& a3, const A4& a4, const A5& a5, const A6& a6, const A7& a7, const A8& a8, const A9& a9, const A10& a10)
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{
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return Ptr<T>(new T(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10));
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}
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} // namespace cv
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//! @endcond
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#endif // __OPENCV_CORE_PTR_INL_HPP__
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