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00018 #ifndef __itkConstrainedRegionBasedLevelSetFunctionSharedData_h
00019 #define __itkConstrainedRegionBasedLevelSetFunctionSharedData_h
00020
00021 #include "itkRegionBasedLevelSetFunctionSharedData.h"
00022
00023 namespace itk
00024 {
00025
00060 template < class TInputImage, class TFeatureImage, class TSingleData >
00061 class ConstrainedRegionBasedLevelSetFunctionSharedData :
00062 public RegionBasedLevelSetFunctionSharedData< TInputImage, TFeatureImage, TSingleData >
00063 {
00064 public:
00065
00066 typedef ConstrainedRegionBasedLevelSetFunctionSharedData Self;
00067 typedef RegionBasedLevelSetFunctionSharedData< TInputImage, TFeatureImage, TSingleData >
00068 Superclass;
00069 typedef SmartPointer<Self> Pointer;
00070 typedef SmartPointer<const Self> ConstPointer;
00071
00072 itkStaticConstMacro( ImageDimension, unsigned int, TFeatureImage::ImageDimension );
00073
00075 itkNewMacro( Self );
00076
00077 itkTypeMacro(ConstrainedRegionBasedLevelSetFunctionSharedData, RegionBasedLevelSetFunctionSharedData);
00078
00079 typedef TInputImage InputImageType;
00080 typedef typename Superclass::InputImagePointer InputImagePointer;
00081 typedef typename Superclass::InputImageConstPointer InputImageConstPointer;
00082 typedef typename Superclass::InputPixelType InputPixelType;
00083 typedef typename Superclass::InputRegionType InputRegionType;
00084 typedef typename Superclass::InputSizeType InputSizeType;
00085 typedef typename Superclass::InputSizeValueType InputSizeValueType;
00086 typedef typename Superclass::InputSpacingType InputSpacingType;
00087 typedef typename Superclass::InputIndexType InputIndexType;
00088 typedef typename Superclass::InputIndexValueType InputIndexValueType;
00089 typedef typename Superclass::InputPointType InputPointType;
00090
00091 typedef TFeatureImage FeatureImageType;
00092 typedef typename Superclass::FeatureImagePointer FeatureImagePointer;
00093 typedef typename Superclass::FeatureImageConstPointer FeatureImageConstPointer;
00094 typedef typename Superclass::FeaturePixelType FeaturePixelType;
00095 typedef typename Superclass::FeatureRegionType FeatureRegionType;
00096 typedef typename Superclass::FeatureSizeType FeatureSizeType;
00097 typedef typename Superclass::FeatureSizeValueType FeatureSizeValueType;
00098 typedef typename Superclass::FeatureSpacingType FeatureSpacingType;
00099 typedef typename Superclass::FeatureIndexType FeatureIndexType;
00100 typedef typename Superclass::FeaturePointType FeaturePointType;
00101
00102 typedef typename Superclass::ListPixelType ListPixelType;
00103 typedef typename Superclass::ListImageType ListImageType;
00104 typedef typename Superclass::ListImagePointer ListImagePointer;
00105 typedef typename Superclass::ListImageConstPointer ListImageConstPointer;
00106 typedef typename Superclass::ListRegionType ListRegionType;
00107 typedef typename Superclass::ListSizeType ListSizeType;
00108 typedef typename Superclass::ListSizeValueType ListSizeValueType;
00109 typedef typename Superclass::ListSpacingType ListSpacingType;
00110 typedef typename Superclass::ListIndexType ListIndexType;
00111 typedef typename Superclass::ListIndexValueType ListIndexValueType;
00112 typedef typename Superclass::ListPointType ListPointType;
00113 typedef typename Superclass::ListIteratorType ListIteratorType;
00114
00115 typedef typename Superclass::CentroidVectorType CentroidVectorType;
00116 typedef typename Superclass::SampleType SampleType;
00117 typedef typename Superclass::TreeGeneratorType TreeGeneratorType;
00118 typedef typename Superclass::TreePointer TreePointer;
00119 typedef typename Superclass::TreeType TreeType;
00120 typedef typename Superclass::KdTreePointer KdTreePointer;
00121
00122 typedef TSingleData LevelSetDataType;
00123 typedef typename Superclass::LevelSetDataPointer LevelSetDataPointer;
00124 typedef typename Superclass::LevelSetDataPointerVector LevelSetDataPointerVector;
00125 typedef typename Superclass::LevelSetDataPointerVectorIterator LevelSetDataPointerVectorIterator;
00126
00127 void PopulateListImage()
00128 {
00129 ListSpacingType spacing = this->m_NearestNeighborListImage->GetSpacing();
00130
00131 ListRegionType region = this->m_NearestNeighborListImage->GetLargestPossibleRegion();
00132
00133 ListIteratorType lIt( this->m_NearestNeighborListImage, region );
00134
00135 if ( this->m_KdTree.IsNotNull() )
00136 {
00137 for(lIt.GoToBegin(); !lIt.IsAtEnd(); ++lIt )
00138 {
00139 ListIndexType ind = lIt.GetIndex();
00140
00141 float queryPoint[ImageDimension];
00142 for( unsigned int i = 0; i < ImageDimension; i++ )
00143 {
00144 queryPoint[i] = ind[i]*spacing[i];
00145 }
00146
00147 typename TreeType::InstanceIdentifierVectorType neighbors;
00148 this->m_KdTree->Search( queryPoint, this->m_NumberOfNeighbors, neighbors );
00149
00150 ListPixelType L;
00151 for( unsigned int i = 0; i < this->m_NumberOfNeighbors; i++ )
00152 {
00153 if( this->m_LevelSetDataPointerVector[i]->VerifyInsideRegion( ind ) )
00154 {
00155 L.push_back( neighbors[i] );
00156 }
00157 }
00158 lIt.Set( L );
00159 }
00160 }
00161 else
00162 {
00163 for(lIt.GoToBegin(); !lIt.IsAtEnd(); ++lIt )
00164 {
00165 ListIndexType ind = lIt.GetIndex();
00166 ListPixelType L;
00167 for( unsigned int i = 0; i < this->m_FunctionCount; i++ )
00168 {
00169 if( this->m_LevelSetDataPointerVector[i]->VerifyInsideRegion( ind ) )
00170 {
00171 L.push_back( i );
00172 }
00173 }
00174 lIt.Set( L );
00175 }
00176 }
00177 }
00178
00179 protected:
00180 ConstrainedRegionBasedLevelSetFunctionSharedData() : Superclass( ){}
00181 ~ConstrainedRegionBasedLevelSetFunctionSharedData(){}
00182
00183 private:
00184 ConstrainedRegionBasedLevelSetFunctionSharedData(const Self&);
00185 void operator=(const Self&);
00186 };
00187
00188 }
00189
00190 #endif
00191