RTK  2.5.0
Reconstruction Toolkit
rtkSingularValueThresholdImageFilter.h
Go to the documentation of this file.
1 /*=========================================================================
2  *
3  * Copyright RTK 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
8  *
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 
19 #ifndef rtkSingularValueThresholdImageFilter_h
20 #define rtkSingularValueThresholdImageFilter_h
21 
22 #include <itkInPlaceImageFilter.h>
23 #include <itkVector.h>
24 
26 
27 namespace rtk
28 {
49 template <typename TInputImage, typename TRealType = float, typename TOutputImage = TInputImage>
50 class ITK_TEMPLATE_EXPORT SingularValueThresholdImageFilter : public itk::InPlaceImageFilter<TInputImage, TOutputImage>
51 {
52 public:
53  ITK_DISALLOW_COPY_AND_MOVE(SingularValueThresholdImageFilter);
54 
60 
62  itkNewMacro(Self);
63 
65 #ifdef itkOverrideGetNameOfClassMacro
66  itkOverrideGetNameOfClassMacro(SingularValueThresholdImageFilter);
67 #else
69 #endif
70 
71 
74  using OutputPixelType = typename TOutputImage::PixelType;
75  using InputPixelType = typename TInputImage::PixelType;
76 
78  using InputImageType = TInputImage;
79  using OutputImageType = TOutputImage;
80  using InputImagePointer = typename InputImageType::Pointer;
81  using OutputImagePointer = typename OutputImageType::Pointer;
82 
84  static constexpr unsigned int ImageDimension = TOutputImage::ImageDimension;
85 
87  static constexpr unsigned int VectorDimension = InputPixelType::Dimension;
88 
90  using RealType = TRealType;
93 
95  using OutputImageRegionType = typename Superclass::OutputImageRegionType;
96 
97 #ifdef ITK_USE_CONCEPT_CHECKING
98 
100  itkConceptMacro(RealTypeHasNumericTraitsCheck, (itk::Concept::HasNumericTraits<RealType>));
101 
103 #endif
104 
105  itkGetMacro(Threshold, TRealType);
106  itkSetMacro(Threshold, TRealType);
107 
108 protected:
110  ~SingularValueThresholdImageFilter() override = default;
111 
112  void
113  ThreadedGenerateData(const OutputImageRegionType & outputRegionForThread, itk::ThreadIdType threadId) override;
114 
117  GetImageRegionSplitter() const override;
119 
120 private:
121  TRealType m_Threshold;
122 };
123 } // namespace rtk
124 
125 #ifndef ITK_MANUAL_INSTANTIATION
126 # include "rtkSingularValueThresholdImageFilter.hxx"
127 #endif
128 
129 #endif
typename OutputImageType::Pointer OutputImagePointer
TInputImage InputImageType
#define itkSetMacro(name, type)
typename InputImageType::Pointer InputImagePointer
itk::ImageRegionSplitterDirection::Pointer m_Splitter
typename OutputImageType::RegionType OutputImageRegionType
TOutputImage OutputImageType
Performs thresholding on the singular values.
unsigned int ThreadIdType
#define itkConceptMacro(name, concept)