ITK  5.3.0
Insight Toolkit
itkSquareImageFilter.h
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3  * Copyright NumFOCUS
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5  * Licensed under the Apache License, Version 2.0 (the "License");
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18 #ifndef itkSquareImageFilter_h
19 #define itkSquareImageFilter_h
20 
22 
23 namespace itk
24 {
37 namespace Functor
38 {
39 template <typename TInput, typename TOutput>
40 class Square
41 {
42 public:
44  Square() = default;
45  ~Square() = default;
46  bool
47  operator==(const Square &) const
48  {
49  return true;
50  }
51 
53 
54  inline TOutput
55  operator()(const TInput & A) const
56  {
57  const auto ra = static_cast<RealType>(A);
58 
59  return static_cast<TOutput>(ra * ra);
60  }
61 };
62 } // namespace Functor
63 template <typename TInputImage, typename TOutputImage>
64 class ITK_TEMPLATE_EXPORT SquareImageFilter : public UnaryGeneratorImageFilter<TInputImage, TOutputImage>
65 {
66 public:
67  ITK_DISALLOW_COPY_AND_MOVE(SquareImageFilter);
68 
75 
77  itkNewMacro(Self);
78 
81 
82 #ifdef ITK_USE_CONCEPT_CHECKING
83  // Begin concept checking
85  itkConceptMacro(RealTypeMultiplyOperatorCheck,
87  // End concept checking
88 #endif
89 
90 protected:
92  {
93 #if !defined(ITK_WRAPPING_PARSER)
94  Superclass::SetFunctor(FunctorType());
95 #endif
96  }
97 
98  ~SquareImageFilter() override = default;
99 };
100 } // end namespace itk
101 
102 #endif
itk::SquareImageFilter
Computes the square of the intensity values pixel-wise.
Definition: itkSquareImageFilter.h:64
itk::Concept::HasNumericTraits
Definition: itkConceptChecking.h:714
itk::Functor::Square::ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION
ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION(Square)
itk::Functor::Square::operator==
bool operator==(const Square &) const
Definition: itkSquareImageFilter.h:47
itk::Functor::Square
Definition: itkSquareImageFilter.h:40
itk::Functor::Square::operator()
TOutput operator()(const TInput &A) const
Definition: itkSquareImageFilter.h:55
itk::SquareImageFilter::SquareImageFilter
SquareImageFilter()
Definition: itkSquareImageFilter.h:91
itk::UnaryGeneratorImageFilter
Implements pixel-wise generic "operation" on one image.
Definition: itkUnaryGeneratorImageFilter.h:55
itk::SmartPointer< Self >
itkUnaryGeneratorImageFilter.h
itk::ImageSource
Base class for all process objects that output image data.
Definition: itkImageSource.h:67
itk::Concept::MultiplyOperator
Definition: itkConceptChecking.h:419
itk::NumericTraits
Define additional traits for native types such as int or float.
Definition: itkNumericTraits.h:58
itkConceptMacro
#define itkConceptMacro(name, concept)
Definition: itkConceptChecking.h:65
itk
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkAnnulusOperator.h:24
itk::ProcessObject
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Definition: itkProcessObject.h:138
itk::NumericTraits::RealType
double RealType
Definition: itkNumericTraits.h:84
itk::Functor::Square::RealType
typename NumericTraits< TInput >::RealType RealType
Definition: itkSquareImageFilter.h:43
itk::Functor::Square::Square
Square()=default
itk::Functor::Square::~Square
~Square()=default