ITK  5.0.0
Insight Segmentation and Registration Toolkit
itkTanImageFilter.h
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1 /*=========================================================================
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3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
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14  * See the License for the specific language governing permissions and
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17  *=========================================================================*/
18 #ifndef itkTanImageFilter_h
19 #define itkTanImageFilter_h
20 
22 #include "itkMath.h"
23 
24 namespace itk
25 {
26 namespace Functor
27 {
33 template< typename TInput, typename TOutput >
34 class Tan
35 {
36 public:
37  Tan() = default;
38  ~Tan() = default;
39  bool operator!=(const Tan &) const
40  {
41  return false;
42  }
44 
45  bool operator==(const Tan & other) const
46  {
47  return !( *this != other );
48  }
49 
50  inline TOutput operator()(const TInput & A) const
51  { return static_cast<TOutput>( std::tan( static_cast<double>( A ) ) ); }
52 };
53 }
54 
64 template< typename TInputImage, typename TOutputImage >
66  public
67  UnaryGeneratorImageFilter< TInputImage, TOutputImage >
68 {
69 public:
70  ITK_DISALLOW_COPY_AND_ASSIGN(TanImageFilter);
71 
77  using FunctorType = Functor::Tan< typename TInputImage::PixelType,
78  typename TOutputImage::PixelType >;
79 
81  itkNewMacro(Self);
82 
84  itkTypeMacro(TanImageFilter,
86 
87 #ifdef ITK_USE_CONCEPT_CHECKING
88  // Begin concept checking
89  itkConceptMacro( InputConvertibleToDoubleCheck,
91  itkConceptMacro( DoubleConvertibleToOutputCheck,
93  // End concept checking
94 #endif
95 
96 protected:
98  {
99 #if !defined( ITK_WRAPPING_PARSER )
101 #endif
102  }
103 
104 
105  ~TanImageFilter() override = default;
106 };
107 } // end namespace itk
108 
109 #endif
TOutput operator()(const TInput &A) 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)
Computes the tangent of each input pixel.
bool operator!=(const Tan &) const
~TanImageFilter() override=default
bool operator==(const Tan &other) const
Functor::Tan< typename TInputImage::PixelType, typename TOutputImage::PixelType > FunctorType
#define itkConceptMacro(name, concept)
Implements pixel-wise generic &quot;operation&quot; on one image.