ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkDistanceToCentroidMembershipFunction.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef __itkDistanceToCentroidMembershipFunction_h
00019 #define __itkDistanceToCentroidMembershipFunction_h
00020 
00021 #include "itkMembershipFunctionBase.h"
00022 #include "itkDistanceMetric.h"
00023 
00024 namespace itk
00025 {
00026 namespace Statistics
00027 {
00044 template< class TVector >
00045 class ITK_EXPORT DistanceToCentroidMembershipFunction:
00046   public MembershipFunctionBase< TVector >
00047 {
00048 public:
00050   typedef DistanceToCentroidMembershipFunction Self;
00051   typedef MembershipFunctionBase< TVector >    Superclass;
00052   typedef SmartPointer< Self >                 Pointer;
00053   typedef SmartPointer< const Self >           ConstPointer;
00054 
00056   itkTypeMacro(DistanceToCentroidMembershipFunction,
00057                MembershipFunctionBase);
00058   itkNewMacro(Self);
00060 
00062   typedef typename Superclass::Pointer MembershipFunctionPointer;
00063 
00065   typedef TVector MeasurementVectorType;
00066 
00068   typedef typename Superclass::MeasurementVectorSizeType
00069   MeasurementVectorSizeType;
00070 
00072   virtual void SetMeasurementVectorSize(MeasurementVectorSizeType);
00073 
00075   typedef DistanceMetric< MeasurementVectorType > DistanceMetricType;
00076   typedef typename DistanceMetricType::Pointer    DistanceMetricPointer;
00077   typedef typename DistanceMetricType::OriginType CentroidType;
00078 
00080   itkSetObjectMacro(DistanceMetric, DistanceMetricType);
00081 
00083   itkGetConstObjectMacro(DistanceMetric, DistanceMetricType);
00084 
00088   itkGetObjectMacro(DistanceMetric, DistanceMetricType);
00089 
00091   void SetCentroid(const CentroidType & centroid);
00092 
00094   const CentroidType & GetCentroid() const;
00095 
00099   double Evaluate(const MeasurementVectorType & measurement) const;
00100 
00101 protected:
00102   DistanceToCentroidMembershipFunction(void);
00103   virtual ~DistanceToCentroidMembershipFunction(void) {}
00104   void PrintSelf(std::ostream & os, Indent indent) const;
00105 
00107   virtual typename LightObject::Pointer InternalClone() const;
00108 
00109 private:
00110   DistanceToCentroidMembershipFunction(const Self &);   //purposely not implemented
00111   void operator=(const Self &); //purposely not implemented
00112 
00113   DistanceMetricPointer m_DistanceMetric;
00114 };
00115 } // end of namespace Statistics
00116 } // end namespace itk
00117 
00118 #ifndef ITK_MANUAL_INSTANTIATION
00119 #include "itkDistanceToCentroidMembershipFunction.hxx"
00120 #endif
00121 
00122 #endif
00123