ITK  4.9.0
Insight Segmentation and Registration Toolkit
itkLogImageAdaptor.h
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1 /*=========================================================================
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3  * Copyright Insight Software Consortium
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5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
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14  * See the License for the specific language governing permissions and
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18 #ifndef itkLogImageAdaptor_h
19 #define itkLogImageAdaptor_h
20 
21 #include "itkImageAdaptor.h"
22 #include "vnl/vnl_math.h"
23 
24 namespace itk
25 {
26 namespace Accessor
27 {
40 template< typename TInternalType, typename TExternalType >
42 {
43 public:
46  typedef TExternalType ExternalType;
47 
50  typedef TInternalType InternalType;
51 
52  static inline void Set(TInternalType & output, const TExternalType & input)
53  { output = (TInternalType)std::log( (double)input ); }
54 
55  static inline TExternalType Get(const TInternalType & input)
56  { return (TExternalType)std::log( (double)input ); }
57 };
58 } // end namespace Accessor
59 
69 template< typename TImage, typename TOutputPixelType >
70 class LogImageAdaptor:public
71  ImageAdaptor< TImage,
72  Accessor::LogPixelAccessor<
73  typename TImage::PixelType,
74  TOutputPixelType > >
75 {
76 public:
79  typedef ImageAdaptor< TImage,
81  typename TImage::PixelType,
82  TOutputPixelType > > Superclass;
83 
86 
88  itkTypeMacro(LogImageAdaptor, ImageAdaptor);
89 
91  itkNewMacro(Self);
92 
93 protected:
95  virtual ~LogImageAdaptor() {}
96 
97 private:
98  LogImageAdaptor(const Self &) ITK_DELETE_FUNCTION;
99  void operator=(const Self &) ITK_DELETE_FUNCTION;
100 };
101 } // end namespace itk
102 
103 #endif
static TExternalType Get(const TInternalType &input)
SmartPointer< const Self > ConstPointer
static void Set(TInternalType &output, const TExternalType &input)
ImageAdaptor< TImage, Accessor::LogPixelAccessor< typename TImage::PixelType, TOutputPixelType > > Superclass
Presents an image as being composed of the std::log() of its pixels.
SmartPointer< Self > Pointer
Give access to the std::log() function of a value.
Give access to partial aspects of voxels from an Image.
Base class for all data objects in ITK.