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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkBloxCoreAtomItem.h,v $
Language: C++
Date: $Date: 2007-01-30 20:56:07 $
Version: $Revision: 1.12 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __itkBloxCoreAtomItem_h
#define __itkBloxCoreAtomItem_h
#include "vnl/vnl_vector_fixed.h"
#include "itkBloxBoundaryPointItem.h"
#include "itkBloxItem.h"
namespace itk
{
/**
* \class BloxCoreAtomItem
* \brief A core atom object, stored in a BloxPixel
*
* A core atom is two boundary points whose gradients face each other
* They store pointers to the two boundary points and a vnl_vector_fixed
* representing the "center" of the core atom (i.e. the midpoint along the
* vector between the two boundary points).
* \ingroup ImageObjects
* */
template <unsigned int VImageDimension>
class ITK_EXPORT BloxCoreAtomItem: public BloxItem
{
public:
/** The point type used to store the position of the CoreAtomItem. */
typedef Point<double, VImageDimension> PositionType;
/** The type of boundary point item we store pointers to. * */
typedef BloxBoundaryPointItem<VImageDimension> BPItemType;
/** Set the position of the first boundary point in physical space. */
void SetBoundaryPointA(BPItemType* pointA)
{ m_BoundaryPointA = pointA; }
/** Get the position of the first boundary point in physical space. */
BPItemType* GetBoundaryPointA()
{ return m_BoundaryPointA; }
/** Set the position of the second boundary point in physical space. */
void SetBoundaryPointB(BPItemType* pointB)
{ m_BoundaryPointB = pointB; }
/** Get the position of the first boundary point in physical space. */
BPItemType* GetBoundaryPointB()
{ return m_BoundaryPointB; }
/** Set the position of the center of the core atom in physical space. */
void SetCenterPosition(PositionType pos)
{ m_CenterPosition = pos; }
/** Get the position of the center of the core atom in physical space. */
PositionType GetCenterPosition()
{return m_CenterPosition; }
/** Set the diameter of the atom. */
void SetDiameter(double diameter)
{ m_Diameter = diameter; }
/** Get the diameter. */
double GetDiameter()
{return m_Diameter; }
/** Calculate the position of the center of the core atom in physical
* space (assumes that the two boundary points are initialized)
* Also calculates the core atom's diameter
* This function is not often used because center and diameter
* are usually initialized via set() functions when the core atom
* is created elsewhere. */
void CalcCenterAndDiameter();
BloxCoreAtomItem();
~BloxCoreAtomItem();
private:
/** The position of the center of the core atom. */
PositionType m_CenterPosition;
/** The diameter of the core atom
* This is the magnitude of the vector from boundary points A->B. */
double m_Diameter;
/** The first boundary point that's part of the core atom. */
BPItemType* m_BoundaryPointA;
/** The second boundary point that's part of the core atom. */
BPItemType* m_BoundaryPointB;
};
} // end namespace itk
// Define instantiation macro for this template.
#define ITK_TEMPLATE_BloxCoreAtomItem(_, EXPORT, x, y) namespace itk { \
_(1(class EXPORT BloxCoreAtomItem< ITK_TEMPLATE_1 x >)) \
namespace Templates { typedef BloxCoreAtomItem< ITK_TEMPLATE_1 x > \
BloxCoreAtomItem##y; } \
}
#if ITK_TEMPLATE_EXPLICIT
# include "Templates/itkBloxCoreAtomItem+-.h"
#endif
#if ITK_TEMPLATE_TXX
# include "itkBloxCoreAtomItem.txx"
#endif
#endif
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