ITK  5.2.0
Insight Toolkit
itkEuclideanDistanceMetric.h
Go to the documentation of this file.
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
8  *
9  * http://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 itkEuclideanDistanceMetric_h
19 #define itkEuclideanDistanceMetric_h
20 
21 #include "itkDistanceMetric.h"
22 
23 namespace itk
24 {
25 namespace Statistics
26 {
34 template <typename TVector>
35 class ITK_TEMPLATE_EXPORT EuclideanDistanceMetric : public DistanceMetric<TVector>
36 {
37 public:
38 
44 
45  using MeasurementVectorType = typename Superclass::MeasurementVectorType;
47  using MeasurementVectorSizeType = typename Superclass::MeasurementVectorSizeType;
48 
49  using OriginType = typename Superclass::OriginType;
50 
53 
55  itkNewMacro(Self);
56 
58  double
59  Evaluate(const MeasurementVectorType & x) const override;
60 
62  double
63  Evaluate(const MeasurementVectorType & x1, const MeasurementVectorType & x2) const override;
64 
69  double
70  Evaluate(const ValueType & a, const ValueType & b) const;
71 
72 protected:
73  EuclideanDistanceMetric() = default;
74  ~EuclideanDistanceMetric() override = default;
75 }; // end of class
76 } // end of namespace Statistics
77 } // end of namespace itk
78 
79 #ifndef ITK_MANUAL_INSTANTIATION
80 # include "itkEuclideanDistanceMetric.hxx"
81 #endif
82 
83 #endif
itkDistanceMetric.h
itk::Statistics::DistanceMetric
this class declares common interfaces for distance functions.
Definition: itkDistanceMetric.h:48
itk::SmartPointer< Self >
itk::Statistics::DistanceMetric< Array< double > >::MeasurementVectorSizeType
unsigned int MeasurementVectorSizeType
Definition: itkDistanceMetric.h:64
itk::LightObject
Light weight base class for most itk classes.
Definition: itkLightObject.h:59
itk::Statistics::EuclideanDistanceMetric
Euclidean distance function.
Definition: itkEuclideanDistanceMetric.h:35
itk
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....
Definition: itkAnnulusOperator.h:24
itk::Array< double >
itk::Statistics::MeasurementVectorTraitsTypes::ValueType
typename TMeasurementVector::ValueType ValueType
Definition: itkMeasurementVectorTraits.h:423
itk::Statistics::EuclideanDistanceMetric< Array< double > >::ValueType
typename MeasurementVectorTraitsTypes< MeasurementVectorType >::ValueType ValueType
Definition: itkEuclideanDistanceMetric.h:46