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00017 #ifndef __itkAsinImageFilter_h
00018 #define __itkAsinImageFilter_h
00019
00020 #include "itkUnaryFunctorImageFilter.h"
00021 #include "vnl/vnl_math.h"
00022
00023 namespace itk
00024 {
00025
00044 namespace Functor {
00045
00046 template< class TInput, class TOutput>
00047 class Asin
00048 {
00049 public:
00050 Asin() {};
00051 ~Asin() {};
00052 bool operator!=( const Asin & ) const
00053 {
00054 return false;
00055 }
00056 bool operator==( const Asin & other ) const
00057 {
00058 return !(*this != other);
00059 }
00060 inline TOutput operator()( const TInput & A )
00061 {
00062 return static_cast<TOutput>(
00063 vcl_asin(
00064 static_cast<double>(A)
00065 )
00066 );
00067 }
00068 };
00069
00070 }
00071 template <class TInputImage, class TOutputImage>
00072 class ITK_EXPORT AsinImageFilter :
00073 public
00074 UnaryFunctorImageFilter<TInputImage,TOutputImage,
00075 Functor::Asin<
00076 typename TInputImage::PixelType,
00077 typename TOutputImage::PixelType> >
00078 {
00079 public:
00081 typedef AsinImageFilter Self;
00082 typedef UnaryFunctorImageFilter<TInputImage,TOutputImage,
00083 Functor::Asin<
00084 typename TInputImage::PixelType,
00085 typename TOutputImage::PixelType>
00086 > Superclass;
00087 typedef SmartPointer<Self> Pointer;
00088 typedef SmartPointer<const Self> ConstPointer;
00089
00091 itkNewMacro(Self);
00092
00093 #ifdef ITK_USE_CONCEPT_CHECKING
00094
00095 itkConceptMacro(InputConvertibleToDoubleCheck,
00096 (Concept::Convertible<typename TInputImage::PixelType, double>));
00097 itkConceptMacro(DoubleConvertibleToOutputCheck,
00098 (Concept::Convertible<double, typename TOutputImage::PixelType>));
00099
00101 #endif
00102
00103 protected:
00104 AsinImageFilter() {}
00105 virtual ~AsinImageFilter() {}
00106
00107 private:
00108 AsinImageFilter(const Self&);
00109 void operator=(const Self&);
00110
00111 };
00112
00113 }
00114
00115
00116 #endif
00117