3dBoundingVolume.h

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/******************************************************************************
** Copyright (c) 1992-2010 MAK Technologies, Inc
** All rights reserved.
******************************************************************************/


#ifndef _3dBoundingVolume_H
#define _3dBoundingVolume_H


#include <vlutil/vlMachineTypes.h>
#include "vlVector.h"

#ifdef DtUSE_UTILITIES_NAMESPACE
namespace DtUSE_UTILITIES_NAMESPACE
{
#endif


class DT_DLL_MATRIX Dt3dBoundingVolume
{

public: 

   Dt3dBoundingVolume();

   Dt3dBoundingVolume( const Dt3dBoundingVolume& orig );

   Dt3dBoundingVolume( double halfLength, double halfWidth, double halfHeight );

   Dt3dBoundingVolume( double halfLength, double halfWidth, double halfHeight, 
                     double lengthOffset, double widthOffset, double heightOffset );
   Dt3dBoundingVolume( double halfLength, double halfWidth, double halfHeight, 
                     const DtVector& latticeOffset );

   virtual ~Dt3dBoundingVolume();

   Dt3dBoundingVolume& operator=( const Dt3dBoundingVolume& orig );

   bool operator==(const Dt3dBoundingVolume& other) const;
   bool operator!=(const Dt3dBoundingVolume& other) const;

   virtual void setToDefault();

public:  


   virtual double length() const { return 2*myHalfDimensions[0]; }
   virtual double width()  const { return 2*myHalfDimensions[1]; }
   virtual double height() const { return 2*myHalfDimensions[2]; }

   virtual double halfLength() const { return myHalfDimensions[0]; }
   virtual double halfWidth()  const { return myHalfDimensions[1]; }
   virtual double halfHeight() const { return myHalfDimensions[2]; }

   virtual double boundingRadius() const { return myBoundingRadius; }

   virtual void setHalfLengthWidthHeight( double halfLength, double halfWidth, 
                                       double halfHeight);
   virtual void setHalfLength( double newHalfLength );

   virtual void stretchForward( double x, double y );
   virtual void stretchBackward( double x, double y );


public: 


   virtual void setLatticeOffset( const DtVector & newOffset );
   virtual void setLatticeOffset( double lengthOffset, double widthOffset, 
                                  double heightOffset );
   virtual void clearLatticeOffset();
   virtual const DtVector& latticeOffset() const { return myLatticeOffset; }
   virtual bool isOffset() const { return myIsOffset; }
   virtual double offsetLength() const { return myOffsetLength; }

protected:

   DtVector      myHalfDimensions;      
   DtVector      myLatticeOffset;       



   bool        myIsOffset;            
   double      myOffsetLength;
   double      myBoundingRadius;
};

#ifdef DtUSE_UTILITIES_NAMESPACE
}
#endif


#endif