itkSymmetricEllipsoidInteriorExteriorSpatialFunction.h

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 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkSymmetricEllipsoidInteriorExteriorSpatialFunction_h
#define __itkSymmetricEllipsoidInteriorExteriorSpatialFunction_h

#include "itkInteriorExteriorSpatialFunction.h"

namespace itk
{
template< unsigned int VDimension = 3,
          typename TInput = Point< double, VDimension > >
class SymmetricEllipsoidInteriorExteriorSpatialFunction:
  public InteriorExteriorSpatialFunction< VDimension, TInput >
{
public:
  typedef SymmetricEllipsoidInteriorExteriorSpatialFunction Self;
  typedef InteriorExteriorSpatialFunction< VDimension >     Superclass;
  typedef SmartPointer< Self >                              Pointer;
  typedef SmartPointer< const Self >                        ConstPointer;
  typedef Vector< double, VDimension >                      VectorType;

  itkNewMacro(Self);

  itkTypeMacro(SymmetricEllipsoidInteriorExteriorSpatialFunction, InteriorExteriorSpatialFunction);

  typedef typename Superclass::InputType InputType;

  typedef typename Superclass::OutputType OutputType;

  OutputType Evaluate(const InputType & position) const;

  itkGetConstMacro(Center, InputType);
  itkSetMacro(Center, InputType);

  void SetOrientation(VectorType orientation, double uniqueAxis, double symmetricAxes);

protected:
  SymmetricEllipsoidInteriorExteriorSpatialFunction();
  virtual ~SymmetricEllipsoidInteriorExteriorSpatialFunction();

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

private:
  SymmetricEllipsoidInteriorExteriorSpatialFunction(const Self &); //purposely
                                                                   // not
                                                                   // implemented
  void operator=(const Self &);                                    //purposely
                                                                   // not
                                                                   // implemented

  InputType m_Center;

  double m_UniqueAxis;

  double m_SymmetricAxes;

  Vector< double, VDimension > m_Orientation;

  double m_VectorRatio;
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkSymmetricEllipsoidInteriorExteriorSpatialFunction.hxx"
#endif

#endif