ogrepaginglandscapequeue.h

使用stl技术,(还没看,是听说的)

/***************************************************************************
	OgrePagingLandScapeQueue.h  -  description
  -------------------
  begin                : Mon Aug 04 2003
  copyright            : (C) 2003 by Jose A. Milan
  email                : [e-mail]
***************************************************************************/

/***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU Lesser General Public License as        *
*   published by the Free Software Foundation; either version 2 of the    *
*   License, or (at your option) any later version.                       *
*                                                                         *
***************************************************************************/

#ifndef PAGINGLANDSCAPEQUEUE_H
#define PAGINGLANDSCAPEQUEUE_H

#include <queue>

namespace Ogre {

	/** This class holds classes T given to it by the plugin in a FIFO queue. */
template<class T>
class PagingLandScapeQueue
{
public:

//-----------------------------------------------------------------------
PagingLandScapeQueue( )
{
};
    
//-----------------------------------------------------------------------
virtual ~PagingLandScapeQueue( )
{
	while ( mQueue.size() > 0 )
	{
		//T* tmp = mQueue.front( );
		mQueue.pop( );
		//delete tmp;
		}
	};

//-----------------------------------------------------------------------
void push( T* e )
{
	mQueue.push( e );
};

//-----------------------------------------------------------------------
T* pop( )
{
	T* tmp = 0;
	if ( mQueue.size() > 0 )
	{
		tmp = mQueue.front( );
		mQueue.pop( );
	}
	return tmp;
};

//-----------------------------------------------------------------------
int getSize( ) const
{
	return (int)mQueue.size( );
};

protected:
	std::queue< T* > mQueue;

};

} //namespace

#endif //PAGINGLANDSCAPEQUEUE_H