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Point.h

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/************************************************************** ggt-head beg
 *
 * GGT: Generic Graphics Toolkit
 *
 * Original Authors:
 *   Allen Bierbaum
 *
 * -----------------------------------------------------------------
 * File:          $RCSfile: Point.h,v $
 * Date modified: $Date: 2003/03/29 22:02:19 $
 * Version:       $Revision: 1.16 $
 * -----------------------------------------------------------------
 *
 *********************************************************** ggt-head end */
/*************************************************************** ggt-cpr beg
*
* GGT: The Generic Graphics Toolkit
* Copyright (C) 2001,2002 Allen Bierbaum
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
 ************************************************************ ggt-cpr end */
#ifndef _GMTL_POINT_H_
#define _GMTL_POINT_H_

#include <gmtl/VecBase.h>

namespace gmtl
{

template<class DATA_TYPE, unsigned SIZE>
class Point : public VecBase<DATA_TYPE, SIZE>
{
public:
   typedef DATA_TYPE DataType;
   enum Params { Size = SIZE };

   typedef VecBase<DATA_TYPE, SIZE> BaseType;

public:
   Point()
   {
      for (unsigned i = 0; i < SIZE; ++i)
         this->mData[i] = (DATA_TYPE)0;
   }

   Point(const Point<DATA_TYPE, SIZE>& rVec)
      : BaseType(static_cast<BaseType>(rVec))
   {;}
   Point(const VecBase<DATA_TYPE, SIZE>& rVec)
      : BaseType(rVec)
   {;}

   Point(const DATA_TYPE& val0,const DATA_TYPE& val1)
   : BaseType(val0, val1)
   {
      // @todo need compile time assert
      gmtlASSERT( SIZE == 2 && "out of bounds element access in Point" );
   }

   Point(const DATA_TYPE& val0,const DATA_TYPE& val1,const DATA_TYPE& val2)
   : BaseType(val0, val1, val2)
   {
      // @todo need compile time assert
      gmtlASSERT( SIZE == 3 && "out of bounds element access in Point" );
   }

   Point(const DATA_TYPE& val0,const DATA_TYPE& val1,const DATA_TYPE& val2,const DATA_TYPE& val3)
   : BaseType(val0, val1, val2, val3)
   {
      // @todo need compile time assert
      gmtlASSERT( SIZE == 4 && "out of bounds element access in Point" );
   }

};

// --- helper types --- //
typedef Point<int,2> Point2i;
typedef Point<float,2> Point2f;
typedef Point<double,2> Point2d;
typedef Point<int, 3> Point3i;
typedef Point<float,3> Point3f;
typedef Point<double,3> Point3d;
typedef Point<int, 4> Point4i;
typedef Point<float,4> Point4f;
typedef Point<double,4> Point4d;


};

#endif

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