itkEllipseSpatialObject.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkEllipseSpatialObject.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:57:14 $
  Version:   $Revision: 1.4 $

  Copyright (c) 2002 Insight 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 "itkAffineTransform.h"
#include "itkSpatialObject.h"
#include "itkFixedArray.h"

namespace itk
{

template < unsigned int NDimensions = 3 , unsigned int PipelineDimension = 3  >
class EllipseSpatialObject 
: public SpatialObject< NDimensions, AffineTransform< double, NDimensions>, PipelineDimension >
{

public:

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

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

  itkNewMacro( Self );
  itkTypeMacro( Self, Superclass );

  void SetRadius(double radius);

  itkSetMacro(Radius,ArrayType);
  itkGetMacro(Radius,ArrayType);

  virtual void ValueAt( const PointType & point, double & value );
     
  virtual bool IsEvaluableAt( const PointType & point );

  virtual bool IsInside( const PointType & point );

  virtual void ComputeBounds( void ); 

  unsigned long GetMTime( void ) const;

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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