ITK  5.3.0
Insight Toolkit
itkSqrtImageFilter.h
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3  * Copyright NumFOCUS
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18 #ifndef itkSqrtImageFilter_h
19 #define itkSqrtImageFilter_h
20 
22 #include "itkMath.h"
23 
24 namespace itk
25 {
26 namespace Functor
27 {
33 template <typename TInput, typename TOutput>
34 class Sqrt
35 {
36 public:
37  Sqrt() = default;
38  ~Sqrt() = default;
39  bool
40  operator==(const Sqrt &) const
41  {
42  return true;
43  }
45 
47 
48  inline TOutput
49  operator()(const TInput & A) const
50  {
51  return static_cast<TOutput>(std::sqrt(static_cast<double>(A)));
52  }
53 };
54 } // namespace Functor
55 
66 template <typename TInputImage, typename TOutputImage>
67 class ITK_TEMPLATE_EXPORT SqrtImageFilter : public UnaryGeneratorImageFilter<TInputImage, TOutputImage>
68 {
69 public:
70  ITK_DISALLOW_COPY_AND_MOVE(SqrtImageFilter);
71 
78 
80  itkNewMacro(Self);
81 
84 
85 #ifdef ITK_USE_CONCEPT_CHECKING
86  // Begin concept checking
89  // End concept checking
90 #endif
91 
92 protected:
94  {
95 #if !defined(ITK_WRAPPING_PARSER)
96  Superclass::SetFunctor(FunctorType());
97 #endif
98  }
99 
100  ~SqrtImageFilter() override = default;
101 };
102 } // end namespace itk
103 
104 #endif
itk::Functor::Sqrt::ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION
ITK_UNEQUAL_OPERATOR_MEMBER_FUNCTION(Sqrt)
itk::Functor::Sqrt::operator==
bool operator==(const Sqrt &) const
Definition: itkSqrtImageFilter.h:40
itk::UnaryGeneratorImageFilter
Implements pixel-wise generic "operation" on one image.
Definition: itkUnaryGeneratorImageFilter.h:55
itk::SmartPointer< Self >
itk::SqrtImageFilter
Computes the square root of each pixel.
Definition: itkSqrtImageFilter.h:67
itkUnaryGeneratorImageFilter.h
itk::ImageSource
Base class for all process objects that output image data.
Definition: itkImageSource.h:67
itk::Functor::Sqrt::Sqrt
Sqrt()=default
itk::Functor::Sqrt
Definition: itkSqrtImageFilter.h:34
itk::SqrtImageFilter::SqrtImageFilter
SqrtImageFilter()
Definition: itkSqrtImageFilter.h:93
itk::Functor::Sqrt::operator()
TOutput operator()(const TInput &A) const
Definition: itkSqrtImageFilter.h:49
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::Functor::Sqrt::~Sqrt
~Sqrt()=default
itk::ProcessObject
The base class for all process objects (source, filters, mappers) in the Insight data processing pipe...
Definition: itkProcessObject.h:138
itk::Concept::Convertible
Definition: itkConceptChecking.h:216
itkMath.h