ITK  6.0.0
Insight Toolkit
itkGradientNDAnisotropicDiffusionFunction.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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9 * https://www.apache.org/licenses/LICENSE-2.0.txt
10 *
11 * Unless required by applicable law or agreed to in writing, software
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 itkGradientNDAnisotropicDiffusionFunction_h
19#define itkGradientNDAnisotropicDiffusionFunction_h
20
25
26namespace itk
27{
60template <typename TImage>
62{
63public:
64 ITK_DISALLOW_COPY_AND_MOVE(GradientNDAnisotropicDiffusionFunction);
65
71
73 itkNewMacro(Self);
74
76 itkOverrideGetNameOfClassMacro(GradientNDAnisotropicDiffusionFunction);
77
79 using typename Superclass::ImageType;
80 using typename Superclass::PixelType;
81 using typename Superclass::PixelRealType;
82 using typename Superclass::TimeStepType;
83 using typename Superclass::RadiusType;
84 using typename Superclass::NeighborhoodType;
85 using typename Superclass::FloatOffsetType;
86
88
90 static constexpr unsigned int ImageDimension = Superclass::ImageDimension;
91
95 void * globalData,
96 const FloatOffsetType & offset = FloatOffsetType(0.0)) override;
97
99 void
101 {
102 m_K = static_cast<PixelType>(this->GetAverageGradientMagnitudeSquared() * this->GetConductanceParameter() *
103 this->GetConductanceParameter() * -2.0f);
104 }
105
106protected:
109
112
114 std::slice x_slice[ImageDimension];
115 std::slice xa_slice[ImageDimension][ImageDimension];
116 std::slice xd_slice[ImageDimension][ImageDimension];
117
120
123
125 NeighborhoodSizeValueType m_Stride[ImageDimension]{};
126
127 static double m_MIN_NORM;
128};
129} // end namespace itk
130
131#ifndef ITK_MANUAL_INSTANTIATION
132# include "itkGradientNDAnisotropicDiffusionFunction.hxx"
133#endif
134
135#endif
Const version of NeighborhoodIterator, defining iteration of a local N-dimensional neighborhood of pi...
typename ConstNeighborhoodIterator< TImage >::RadiusType RadiusType
PixelType ComputeUpdate(const NeighborhoodType &it, void *globalData, const FloatOffsetType &offset=FloatOffsetType(0.0)) override
~GradientNDAnisotropicDiffusionFunction() override=default
Light weight base class for most itk classes.
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