itkEllipseSpatialObject.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkEllipseSpatialObject.h,v $
  Language:  C++
  Date:      $Date: 2005/06/30 16:51:44 $
  Version:   $Revision: 1.24 $

  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 __itkEllipseSpatialObject_h
#define __itkEllipseSpatialObject_h

#include "itkSpatialObject.h"
#include "itkAffineTransform.h"
#include "itkFixedArray.h"

namespace itk
{

template < unsigned int TDimension = 3 >
class EllipseSpatialObject 
  : public SpatialObject< TDimension >
{

public:

  typedef EllipseSpatialObject Self;
  typedef double ScalarType;
  typedef SmartPointer < Self > Pointer;
  typedef SmartPointer < const Self > ConstPointer;
  typedef SpatialObject< TDimension > Superclass;
  typedef SmartPointer<Superclass> SuperclassPointer;
  typedef typename Superclass::PointType              PointType;
  typedef typename Superclass::TransformType          TransformType;
  typedef typename Superclass::BoundingBoxType        BoundingBoxType;
  typedef VectorContainer<unsigned long,PointType>    PointContainerType;
  typedef SmartPointer<PointContainerType>            PointContainerPointer;

  typedef FixedArray<double,TDimension> ArrayType;
  itkStaticConstMacro(NumberOfDimension, unsigned int,
                      TDimension);

  itkNewMacro( Self );
  itkTypeMacro( EllipseSpatialObject, SpatialObject );

  void SetRadius(double radius);

  itkSetMacro(Radius,ArrayType);

  itkGetConstReferenceMacro(Radius,ArrayType);

  virtual bool ValueAt( const PointType & point, double & value, 
                        unsigned int depth=0,
                        char * name=NULL) const;
     
  virtual bool IsEvaluableAt( const PointType & point, 
                              unsigned int depth=0,
                              char * name=NULL) const;

  virtual bool IsInside( const PointType & point,
                         unsigned int depth,
                         char *) const;

  virtual bool IsInside( const PointType & point) const;

  virtual bool ComputeLocalBoundingBox() const;

  void CopyInformation(const DataObject *data);

protected:

  EllipseSpatialObject( void );
  ~EllipseSpatialObject( void );

  ArrayType m_Radius;

  virtual void PrintSelf( std::ostream& os, Indent indent ) const; 

};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkEllipseSpatialObject.txx"
#endif

#endif // __itkEllipseSpatialObject_h

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