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itkThresholdSegmentationLevelSetFunction.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkThresholdSegmentationLevelSetFunction.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:39 $ 00007 Version: $Revision: 1.12 $ 00008 00009 Copyright (c) Insight Software Consortium. All rights reserved. 00010 See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details. 00011 00012 This software is distributed WITHOUT ANY WARRANTY; without even 00013 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00014 PURPOSE. See the above copyright notices for more information. 00015 00016 =========================================================================*/ 00017 #ifndef __itkThresholdSegmentationLevelSetFunction_h_ 00018 #define __itkThresholdSegmentationLevelSetFunction_h_ 00019 00020 #include "itkSegmentationLevelSetFunction.h" 00021 #include "itkNumericTraits.h" 00022 namespace itk { 00023 00052 template <class TImageType, class TFeatureImageType = TImageType> 00053 class ITK_EXPORT ThresholdSegmentationLevelSetFunction 00054 : public SegmentationLevelSetFunction<TImageType, TFeatureImageType> 00055 { 00056 public: 00058 typedef ThresholdSegmentationLevelSetFunction Self; 00059 typedef SegmentationLevelSetFunction<TImageType, TFeatureImageType> Superclass; 00060 typedef SmartPointer<Self> Pointer; 00061 typedef SmartPointer<const Self> ConstPointer; 00062 typedef TFeatureImageType FeatureImageType; 00063 00065 itkNewMacro(Self); 00066 00068 itkTypeMacro( ThresholdSegmentationLevelSetFunction, SegmentationLevelSetFunction ); 00069 00071 typedef typename Superclass::ImageType ImageType; 00072 typedef typename Superclass::ScalarValueType ScalarValueType; 00073 typedef typename Superclass::FeatureScalarType FeatureScalarType; 00074 typedef typename Superclass::RadiusType RadiusType; 00075 00077 itkStaticConstMacro(ImageDimension, unsigned int, 00078 Superclass::ImageDimension); 00079 00081 void SetUpperThreshold(FeatureScalarType f) 00082 { m_UpperThreshold = f; } 00083 FeatureScalarType GetUpperThreshold() const 00084 { return m_UpperThreshold; } 00085 void SetLowerThreshold(FeatureScalarType f) 00086 { m_LowerThreshold = f; } 00087 FeatureScalarType GetLowerThreshold() const 00088 { return m_LowerThreshold; } 00089 00090 virtual void CalculateSpeedImage(); 00091 00092 virtual void Initialize(const RadiusType &r) 00093 { 00094 Superclass::Initialize(r); 00095 00096 this->SetAdvectionWeight( NumericTraits<ScalarValueType>::Zero); 00097 this->SetPropagationWeight(-1.0 * NumericTraits<ScalarValueType>::One); 00098 this->SetCurvatureWeight(NumericTraits<ScalarValueType>::One); 00099 } 00100 00103 void SetEdgeWeight(const ScalarValueType p) 00104 { 00105 m_EdgeWeight = p; 00106 } 00107 ScalarValueType GetEdgeWeight() const 00108 { 00109 return m_EdgeWeight; 00110 } 00111 00115 void SetSmoothingConductance(const ScalarValueType p) 00116 { 00117 m_SmoothingConductance = p; 00118 } 00119 ScalarValueType GetSmoothingConductance() const 00120 { 00121 return m_SmoothingConductance; 00122 } 00123 00127 void SetSmoothingIterations(const int p) 00128 { 00129 m_SmoothingIterations = p; 00130 } 00131 int GetSmoothingIterations() const 00132 { 00133 return m_SmoothingIterations; 00134 } 00135 00139 void SetSmoothingTimeStep(const ScalarValueType i) 00140 { 00141 m_SmoothingTimeStep = i; 00142 } 00143 ScalarValueType GetSmoothingTimeStep() const 00144 { 00145 return m_SmoothingTimeStep; 00146 } 00147 00148 protected: 00149 ThresholdSegmentationLevelSetFunction() 00150 { 00151 m_UpperThreshold = NumericTraits<FeatureScalarType>::max(); 00152 m_LowerThreshold = NumericTraits<FeatureScalarType>::NonpositiveMin(); 00153 this->SetAdvectionWeight(0.0); 00154 this->SetPropagationWeight(1.0); 00155 this->SetCurvatureWeight(1.0); 00156 this->SetSmoothingIterations(5); 00157 this->SetSmoothingConductance(0.8); 00158 this->SetSmoothingTimeStep(0.1); 00159 this->SetEdgeWeight(0.0); 00160 } 00161 virtual ~ThresholdSegmentationLevelSetFunction(){} 00162 00163 ThresholdSegmentationLevelSetFunction(const Self&); //purposely not implemented 00164 void operator=(const Self&); //purposely not implemented 00165 00166 void PrintSelf(std::ostream& os, Indent indent) const 00167 { 00168 Superclass::PrintSelf(os, indent ); 00169 os << indent << "UpperThreshold: " << m_UpperThreshold << std::endl; 00170 os << indent << "LowerThreshold: " << m_LowerThreshold << std::endl; 00171 os << indent << "EdgeWeight: " << m_EdgeWeight << std::endl; 00172 os << indent << "SmoothingTimeStep: " << m_SmoothingTimeStep << std::endl; 00173 os << indent << "SmoothingIterations: " << m_SmoothingIterations << std::endl; 00174 os << indent << "SmoothingConductance: " << m_SmoothingConductance << std::endl; 00175 } 00176 00177 FeatureScalarType m_UpperThreshold; 00178 FeatureScalarType m_LowerThreshold; 00179 ScalarValueType m_EdgeWeight; 00180 ScalarValueType m_SmoothingConductance; 00181 int m_SmoothingIterations; 00182 ScalarValueType m_SmoothingTimeStep; 00183 }; 00184 00185 } // end namespace itk 00186 00187 #ifndef ITK_MANUAL_INSTANTIATION 00188 #include "itkThresholdSegmentationLevelSetFunction.txx" 00189 #endif 00190 00191 #endif

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