ITK  5.2.0
Insight Toolkit
itkAbsImageAdaptor.h
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1 /*=========================================================================
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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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14  * See the License for the specific language governing permissions and
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18 #ifndef itkAbsImageAdaptor_h
19 #define itkAbsImageAdaptor_h
20 
21 #include "itkImageAdaptor.h"
22 
23 namespace itk
24 {
25 namespace Accessor
26 {
39 template <typename TInternalType, typename TExternalType>
41 {
42 public:
43 
46  using ExternalType = TExternalType;
47 
50  using InternalType = TInternalType;
51 
52  static inline void
53  Set(TInternalType & output, const TExternalType & input)
54  {
55  output = (TInternalType)((input > NumericTraits<TExternalType>::ZeroValue()) ? input : -input);
56  }
57 
58  static inline TExternalType
59  Get(const TInternalType & input)
60  {
61  return (TExternalType)((input > NumericTraits<TInternalType>::ZeroValue()) ? input : -input);
62  }
63 };
64 } // end namespace Accessor
65 
76 template <typename TImage, typename TOutputPixelType>
78  : public ImageAdaptor<TImage, Accessor::AbsPixelAccessor<typename TImage::PixelType, TOutputPixelType>>
79 {
80 public:
81  ITK_DISALLOW_COPY_AND_ASSIGN(AbsImageAdaptor);
82 
86 
89 
91  itkNewMacro(Self);
92 
94  itkTypeMacro(AbsImageAdaptor, ImageAdaptor);
95 
96 protected:
97  AbsImageAdaptor() = default;
98  ~AbsImageAdaptor() override = default;
99 };
100 } // end namespace itk
101 
102 #endif
itk::AbsImageAdaptor::~AbsImageAdaptor
~AbsImageAdaptor() override=default
itk::Accessor::AbsPixelAccessor::Get
static TExternalType Get(const TInternalType &input)
Definition: itkAbsImageAdaptor.h:59
itk::AbsImageAdaptor::AbsImageAdaptor
AbsImageAdaptor()=default
itk::SmartPointer< Self >
itkImageAdaptor.h
itk::Accessor::AbsPixelAccessor
Give access to the std::abs() function of a value.
Definition: itkAbsImageAdaptor.h:40
itk::ImageAdaptor
Give access to partial aspects of voxels from an Image.
Definition: itkImageAdaptor.h:56
itk::Accessor::AbsPixelAccessor< TImage::PixelType, TOutputPixelType >::ExternalType
TOutputPixelType ExternalType
Definition: itkAbsImageAdaptor.h:46
itk::AbsImageAdaptor
Presents an image as being composed of the std::abs() of its pixels.
Definition: itkAbsImageAdaptor.h:77
itk::NumericTraits
Define additional traits for native types such as int or float.
Definition: itkNumericTraits.h:58
itk::NumericTraits::ZeroValue
static T ZeroValue()
Definition: itkNumericTraits.h:148
itk::Accessor::AbsPixelAccessor::Set
static void Set(TInternalType &output, const TExternalType &input)
Definition: itkAbsImageAdaptor.h:53
itk::Accessor::AbsPixelAccessor< TImage::PixelType, TOutputPixelType >::InternalType
TImage::PixelType InternalType
Definition: itkAbsImageAdaptor.h:50
itk
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkAnnulusOperator.h:24
itk::Object
Base class for most ITK classes.
Definition: itkObject.h:62
itk::DataObject
Base class for all data objects in ITK.
Definition: itkDataObject.h:293