ITK  5.0.0
Insight Segmentation and Registration Toolkit
itkAcosImageFilter.h
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5  * Licensed under the Apache License, Version 2.0 (the "License");
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18 #ifndef itkAcosImageFilter_h
19 #define itkAcosImageFilter_h
20 
22 #include "itkMath.h"
23 
24 namespace itk
25 {
26 namespace Functor
27 {
33 template< typename TInput, typename TOutput >
34 class Acos
35 {
36 public:
37  Acos() = default;
38  ~Acos() = default;
39  bool operator!=(const Acos &) const
40  {
41  return false;
42  }
44 
45  bool operator==(const Acos & other) const
46  {
47  return !( *this != other );
48  }
49 
50  inline TOutput operator()(const TInput & A) const
51  {
52  return static_cast< TOutput >( std::acos( static_cast< double >( A ) ) );
53  }
54 };
55 }
56 
79 template< typename TInputImage, typename TOutputImage >
81  public
82  UnaryGeneratorImageFilter< TInputImage, TOutputImage >
83 {
84 public:
85  ITK_DISALLOW_COPY_AND_ASSIGN(AcosImageFilter);
86 
92  using FunctorType = Functor::Acos< typename TInputImage::PixelType,
93  typename TOutputImage::PixelType >;
94 
95 
97  itkNewMacro(Self);
98 
100  itkTypeMacro(AcosImageFilter,
102 
103 #ifdef ITK_USE_CONCEPT_CHECKING
104  // Begin concept checking
105  itkConceptMacro( InputCovertibleToDoubleCheck,
107  itkConceptMacro( DoubleConvertibleToOutputCheck,
109  // End concept checking
110 #endif
111 
112 protected:
114  {
115 #if !defined( ITK_WRAPPING_PARSER )
117 #endif
118  }
119 
120  ~AcosImageFilter() override = default;
121 };
122 } // end namespace itk
123 
124 #endif
bool operator==(const Acos &other) const
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Base class for all process objects that output image data.
void SetFunctor(const std::function< ConstRefFunctionType > &f)
TOutput operator()(const TInput &A) const
Computes the inverse cosine of each pixel.
Computes the Acos of a pixel.
~AcosImageFilter() override=default
#define itkConceptMacro(name, concept)
Functor::Acos< typename TInputImage::PixelType, typename TOutputImage::PixelType > FunctorType
bool operator!=(const Acos &) const
Implements pixel-wise generic &quot;operation&quot; on one image.