itkBinaryErodeParaImageFilter.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 itkBinaryErodeParaImageFilter_h
#define itkBinaryErodeParaImageFilter_h

#include "itkParabolicErodeImageFilter.h"
#include "itkGreaterEqualValImageFilter.h"

namespace itk
{
template< typename TInputImage,
          typename TOutputImage = TInputImage >
class ITK_EXPORT BinaryErodeParaImageFilter:
  public ImageToImageFilter< TInputImage, TOutputImage >

{
public:
  typedef BinaryErodeParaImageFilter                      Self;
  typedef ImageToImageFilter< TInputImage, TOutputImage > Superclass;
  typedef SmartPointer< Self >                            Pointer;
  typedef SmartPointer< const Self >                      ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(BinaryErodeParaImageFilter, ImageToImageFilter);

  typedef TInputImage                                         InputImageType;
  typedef TOutputImage                                        OutputImageType;
  typedef typename TInputImage::PixelType                     PixelType;
  typedef typename NumericTraits< PixelType >::RealType       RealType;
  typedef typename NumericTraits< PixelType >::ScalarRealType ScalarRealType;
  typedef typename TOutputImage::PixelType                    OutputPixelType;

  typedef typename TInputImage::Pointer      InputImagePointer;
  typedef typename TInputImage::ConstPointer InputImageConstPointer;

  typedef typename NumericTraits< PixelType >::FloatType InternalRealType;
  // perhaps a bit dodgy, change to int if you want to do enormous
  // binary operations
  typedef  short InternalIntType;

  itkStaticConstMacro(ImageDimension, unsigned int,
                      TInputImage::ImageDimension);

  typedef typename itk::FixedArray< ScalarRealType, TInputImage::ImageDimension > RadiusType;

  void SetRadius(ScalarRealType radius);

  itkSetMacro(Radius, RadiusType);
  itkGetConstReferenceMacro(Radius, RadiusType);

  void SetUseImageSpacing(bool g)
  {
    m_RectPara->SetUseImageSpacing(g);
    m_CircPara->SetUseImageSpacing(g);
  }

  itkSetMacro(Circular, bool);
  itkGetConstReferenceMacro(Circular, bool);
  itkBooleanMacro(Circular);

  /* add in the traits here */
  virtual void Modified() const;

protected:
  void GenerateData(void);

  BinaryErodeParaImageFilter();
  virtual ~BinaryErodeParaImageFilter() {}
  void PrintSelf(std::ostream & os, Indent indent) const;

  typedef typename itk::Image< InternalRealType, InputImageType::ImageDimension >            InternalRealImageType;
  typedef typename itk::Image< InternalIntType, InputImageType::ImageDimension >             InternalIntImageType;
  typedef typename itk::ParabolicErodeImageFilter< TInputImage, InternalRealImageType >      CircParabolicType;
  typedef typename itk::ParabolicErodeImageFilter< TInputImage, InternalIntImageType >       RectParabolicType;
  typedef typename itk::GreaterEqualValImageFilter< InternalRealImageType, OutputImageType > CCastType;
  typedef typename itk::GreaterEqualValImageFilter< InternalIntImageType, OutputImageType >  RCastType;
private:
  BinaryErodeParaImageFilter(const Self &); //purposely not implemented
  void operator=(const Self &);             //purposely not implemented

  RadiusType m_Radius;
  bool       m_Circular;

  typename CircParabolicType::Pointer m_CircPara;
  typename CCastType::Pointer         m_CircCast;

  typename RectParabolicType::Pointer m_RectPara;
  typename RCastType::Pointer         m_RectCast;
};
} // end namespace itk

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

#endif //__itkBinaryErodeParaImageFilter_h