88 lines
2.9 KiB
C++
88 lines
2.9 KiB
C++
// Filename: nodePointerTo.h
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// Created by: drose (07May05)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef NODEPOINTERTO_H
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#define NODEPOINTERTO_H
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#include "pandabase.h"
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#include "nodePointerToBase.h"
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////////////////////////////////////////////////////////////////////
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// Class : NodePointerTo
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// Description : This implements the special NodePointerTo template
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// class, which works just like PointerTo except it
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// manages the objects node_ref_count instead of the
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// normal ref_count.
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////////////////////////////////////////////////////////////////////
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template <class T>
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class NodePointerTo : public NodePointerToBase<T> {
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public:
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// By hiding this template from interrogate, we improve compile-time
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// speed and memory utilization.
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#ifndef CPPPARSER
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typedef TYPENAME NodePointerToBase<T>::To To;
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INLINE NodePointerTo(To *ptr = (To *)NULL);
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INLINE NodePointerTo(const NodePointerTo<T> ©);
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INLINE ~NodePointerTo();
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INLINE To &operator *() const;
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INLINE To *operator -> () const;
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// MSVC.NET 2005 insists that we use T *, and not To *, here.
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INLINE operator T *() const;
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INLINE To *p() const;
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INLINE NodePointerTo<T> &operator = (To *ptr);
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INLINE NodePointerTo<T> &operator = (const NodePointerTo<T> ©);
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#endif // CPPPARSER
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};
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////////////////////////////////////////////////////////////////////
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// Class : NodeConstPointerTo
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// Description : A NodeConstPointerTo is similar to a NodePointerTo,
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// except it keeps a const pointer to the thing.
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////////////////////////////////////////////////////////////////////
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template <class T>
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class NodeConstPointerTo : public NodePointerToBase<T> {
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public:
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// By hiding this template from interrogate, we improve compile-time
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// speed and memory utilization.
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#ifndef CPPPARSER
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typedef TYPENAME NodePointerToBase<T>::To To;
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INLINE NodeConstPointerTo(const To *ptr = (const To *)NULL);
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INLINE NodeConstPointerTo(const NodePointerTo<T> ©);
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INLINE NodeConstPointerTo(const NodeConstPointerTo<T> ©);
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INLINE ~NodeConstPointerTo();
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INLINE const To &operator *() const;
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INLINE const To *operator -> () const;
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INLINE operator const T *() const;
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INLINE const To *p() const;
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INLINE NodeConstPointerTo<T> &operator = (const To *ptr);
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INLINE NodeConstPointerTo<T> &operator = (const NodePointerTo<T> ©);
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INLINE NodeConstPointerTo<T> &operator = (const NodeConstPointerTo<T> ©);
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#endif // CPPPARSER
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};
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#define NPT(type) NodePointerTo< type >
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#define NCPT(type) NodeConstPointerTo< type >
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#include "nodePointerTo.I"
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#endif
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