ITK  6.0.0
Insight Toolkit
itkVectorGradientNDAnisotropicDiffusionFunction.h
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1/*=========================================================================
2 *
3 * Copyright NumFOCUS
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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12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 *=========================================================================*/
18#ifndef itkVectorGradientNDAnisotropicDiffusionFunction_h
19#define itkVectorGradientNDAnisotropicDiffusionFunction_h
20
25
26namespace itk
27{
43template <typename TImage>
46{
47public:
48 ITK_DISALLOW_COPY_AND_MOVE(VectorGradientNDAnisotropicDiffusionFunction);
49
55
57 itkNewMacro(Self);
58
60 itkOverrideGetNameOfClassMacro(VectorGradientNDAnisotropicDiffusionFunction);
61
63 using typename Superclass::ImageType;
64 using typename Superclass::PixelType;
65 using typename Superclass::TimeStepType;
66 using typename Superclass::RadiusType;
67 using typename Superclass::NeighborhoodType;
68 using typename Superclass::FloatOffsetType;
69
71 static constexpr unsigned int ImageDimension = Superclass::ImageDimension;
72 static constexpr unsigned int VectorDimension = Superclass::VectorDimension;
73
75 using ScalarValueType = typename PixelType::ValueType;
76
80 void * globalData,
81 const FloatOffsetType & offset = FloatOffsetType(0.0)) override;
82
84 void
86 {
87 m_K = this->GetAverageGradientMagnitudeSquared() * this->GetConductanceParameter() *
88 this->GetConductanceParameter() * -2.0f;
89 }
90
91protected:
94
95private:
98
100 std::slice x_slice[ImageDimension];
101 std::slice xa_slice[ImageDimension][ImageDimension];
102 std::slice xd_slice[ImageDimension][ImageDimension];
103
106
109
110 static double m_MIN_NORM;
111
112 SizeValueType m_Stride[ImageDimension]{};
113 SizeValueType m_Center{};
114};
115} // end namespace itk
116
117#ifndef ITK_MANUAL_INSTANTIATION
118# include "itkVectorGradientNDAnisotropicDiffusionFunction.hxx"
119#endif
120
121#endif
Const version of NeighborhoodIterator, defining iteration of a local N-dimensional neighborhood of pi...
typename ConstNeighborhoodIterator< TImage >::RadiusType RadiusType
Light weight base class for most itk classes.
PixelType ComputeUpdate(const NeighborhoodType &it, void *globalData, const FloatOffsetType &offset=FloatOffsetType(0.0)) override
~VectorGradientNDAnisotropicDiffusionFunction() override=default
A templated class holding a n-Dimensional vector.
Definition: itkVector.h:63
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
unsigned long SizeValueType
Definition: itkIntTypes.h:86