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itkShapePriorSegmentationLevelSetFunction.h

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00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkShapePriorSegmentationLevelSetFunction.h,v $ 00005 Language: C++ 00006 Date: $Date: 2003/09/10 14:28:39 $ 00007 Version: $Revision: 1.5 $ 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 __itkShapePriorSegmentationLevelSetFunction_h_ 00018 #define __itkShapePriorSegmentationLevelSetFunction_h_ 00019 00020 #include "itkSegmentationLevelSetFunction.h" 00021 #include "itkShapeSignedDistanceFunction.h" 00022 00023 namespace itk { 00024 00052 template <class TImageType, class TFeatureImageType = TImageType> 00053 class ITK_EXPORT ShapePriorSegmentationLevelSetFunction 00054 : public SegmentationLevelSetFunction<TImageType, TFeatureImageType> 00055 { 00056 public: 00058 typedef ShapePriorSegmentationLevelSetFunction 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( ShapePriorSegmentationLevelSetFunction, SegmentationLevelSetFunction ); 00069 00071 typedef typename Superclass::ImageType ImageType; 00072 typedef typename Superclass::NeighborhoodType NeighborhoodType; 00073 typedef typename Superclass::ScalarValueType ScalarValueType; 00074 typedef typename Superclass::FeatureScalarType FeatureScalarType; 00075 typedef typename Superclass::RadiusType RadiusType; 00076 typedef typename Superclass::FloatOffsetType FloatOffsetType; 00077 typedef typename Superclass::VectorImageType VectorImageType; 00078 typedef typename Superclass::PixelType PixelType; 00079 typedef typename Superclass::TimeStepType TimeStepType; 00080 typedef typename Superclass::IndexType IndexType; 00081 typedef typename Superclass::ContinuousIndexType ContinuousIndexType; 00082 00084 itkStaticConstMacro(ImageDimension, unsigned int, 00085 Superclass::ImageDimension); 00086 00088 typedef ShapeSignedDistanceFunction<double, 00089 itkGetStaticConstMacro(ImageDimension)> ShapeFunctionType; 00090 typedef typename ShapeFunctionType::ConstPointer ShapeFunctionPointer; 00091 00093 void SetShapePriorWeight( const ScalarValueType p ) 00094 { m_ShapePriorWeight = p; } 00095 ScalarValueType GetShapePriorWeight() const 00096 { return m_ShapePriorWeight; } 00097 00100 void SetShapeFunction( const ShapeFunctionType * ptr ) 00101 { m_ShapeFunction = ptr; } 00102 const ShapeFunctionType * GetShapeFunction() const 00103 { return m_ShapeFunction; } 00104 00105 00107 virtual PixelType ComputeUpdate(const NeighborhoodType &neighborhood, 00108 void *globalData, 00109 const FloatOffsetType& = FloatOffsetType(0.0)); 00110 00112 virtual TimeStepType ComputeGlobalTimeStep( void *globalData ) const; 00113 00115 typedef typename Superclass::GlobalDataStruct GlobalDataStruct; 00116 struct ShapePriorGlobalDataStruct : public GlobalDataStruct 00117 { 00118 ScalarValueType m_MaxShapePriorChange; 00119 }; 00120 00122 virtual void *GetGlobalDataPointer() const 00123 { 00124 ShapePriorGlobalDataStruct *ans = new ShapePriorGlobalDataStruct(); 00125 ans->m_MaxAdvectionChange = NumericTraits<ScalarValueType>::Zero; 00126 ans->m_MaxPropagationChange = NumericTraits<ScalarValueType>::Zero; 00127 ans->m_MaxCurvatureChange = NumericTraits<ScalarValueType>::Zero; 00128 ans->m_MaxShapePriorChange = NumericTraits<ScalarValueType>::Zero; 00129 return ans; 00130 } 00131 00133 virtual void ReleaseGlobalDataPointer(void *GlobalData) const 00134 { delete (ShapePriorGlobalDataStruct *) GlobalData; } 00135 00136 protected: 00137 ShapePriorSegmentationLevelSetFunction(); 00138 virtual ~ShapePriorSegmentationLevelSetFunction() {} 00139 00140 ShapePriorSegmentationLevelSetFunction(const Self&); //purposely not implemented 00141 void operator=(const Self&); //purposely not implemented 00142 00143 void PrintSelf(std::ostream& os, Indent indent) const; 00144 00145 private: 00146 00147 ShapeFunctionPointer m_ShapeFunction; 00148 ScalarValueType m_ShapePriorWeight; 00149 00150 }; 00151 00152 } // end namespace itk 00153 00154 #ifndef ITK_MANUAL_INSTANTIATION 00155 #include "itkShapePriorSegmentationLevelSetFunction.txx" 00156 #endif 00157 00158 #endif

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