itkAsinImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkAsinImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2003/09/10 14:28:43 $
  Version:   $Revision: 1.17 $

  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 __itkAsinImageFilter_h
#define __itkAsinImageFilter_h

#include "itkUnaryFunctorImageFilter.h"
#include "vnl/vnl_math.h"

namespace itk
{
  
namespace Functor {  
  
template< class TInput, class TOutput>
class Asin
{
public:
  Asin() {};
  ~Asin() {};
  inline TOutput operator()( const TInput & A )
  {
    return static_cast<TOutput>(
      asin(
        static_cast<double>(A)
        )
      );
  }
}; 

}
template <class TInputImage, class TOutputImage>
class ITK_EXPORT AsinImageFilter :
    public
UnaryFunctorImageFilter<TInputImage,TOutputImage, 
                        Functor::Asin< 
  typename TInputImage::PixelType, 
  typename TOutputImage::PixelType>   >
{
public:
  typedef AsinImageFilter  Self;
  typedef UnaryFunctorImageFilter<TInputImage,TOutputImage, 
                                  Functor::Asin< 
    typename TInputImage::PixelType, 
    typename TOutputImage::PixelType>   
  >  Superclass;
  typedef SmartPointer<Self>   Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkNewMacro(Self);
  
protected:
  AsinImageFilter() {}
  virtual ~AsinImageFilter() {}

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

};

} // end namespace itk


#endif

---