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00017 #ifndef __itkNarrowBandLevelSetImageFilter_h
00018 #define __itkNarrowBandLevelSetImageFilter_h
00019
00020 #include "itkNarrowBandImageFilterBase.h"
00021 #include "itkSegmentationLevelSetFunction.h"
00022 #include "itkFastChamferDistanceImageFilter.h"
00023 #include "itkIsoContourDistanceImageFilter.h"
00024
00025 namespace itk {
00026
00139 template <class TInputImage,
00140 class TFeatureImage,
00141 class TOutputPixelType = float,
00142 class TOutputImage = Image<TOutputPixelType,
00143 ::itk::GetImageDimension<TInputImage>::ImageDimension> >
00144 class ITK_EXPORT NarrowBandLevelSetImageFilter
00145 : public NarrowBandImageFilterBase<TInputImage, TOutputImage>
00146 {
00147 public:
00148
00150 typedef NarrowBandLevelSetImageFilter Self;
00151 typedef NarrowBandImageFilterBase<TInputImage, TOutputImage> Superclass;
00152 typedef SmartPointer<Self> Pointer;
00153 typedef SmartPointer<const Self> ConstPointer;
00154
00156 typedef typename Superclass::ValueType ValueType;
00157 typedef typename Superclass::IndexType IndexType;
00158 typedef typename Superclass::TimeStepType TimeStepType;
00159 typedef typename Superclass::InputImageType InputImageType;
00160
00162 typedef TOutputImage OutputImageType;
00163 typedef TFeatureImage FeatureImageType;
00164
00166 typedef SegmentationLevelSetFunction <OutputImageType, FeatureImageType>
00167 SegmentationFunctionType;
00168
00170 typedef typename SegmentationFunctionType::VectorImageType VectorImageType;
00171
00173 itkTypeMacro(NarrowBandLevelSetImageFilter, NarrowBandImageFilterBase);
00174
00177 virtual void SetFeatureImage(const FeatureImageType *f)
00178 {
00179 this->ProcessObject::SetNthInput( 1, const_cast< FeatureImageType * >(f) );
00180 m_SegmentationFunction->SetFeatureImage(f);
00181 }
00182 virtual FeatureImageType * GetFeatureImage()
00183 {
00184 return ( static_cast< FeatureImageType *>(this->ProcessObject::GetInput(1)) );
00185 }
00187
00190 virtual void SetInitialImage(InputImageType *f)
00191 {
00192 this->SetInput(f);
00193 }
00194
00195 virtual const typename SegmentationFunctionType::ImageType *GetSpeedImage() const
00196 { return m_SegmentationFunction->GetSpeedImage(); }
00197
00198 virtual const typename SegmentationFunctionType::VectorImageType *GetAdvectionImage() const
00199 { return m_SegmentationFunction->GetAdvectionImage(); }
00200
00204 void SetUseNegativeFeaturesOn()
00205 {
00206 itkWarningMacro( << "SetUseNegativeFeaturesOn has been deprecated. Please use ReverseExpansionDirectionOn() instead" );
00207 this->ReverseExpansionDirectionOn();
00208 }
00209 void SetUseNegativeFeaturesOff()
00210 {
00211 itkWarningMacro( << "SetUseNegativeFeaturesOff has been deprecated. Please use ReverseExpansionDirectionOff() instead" );
00212 this->ReverseExpansionDirectionOff();
00213 }
00215
00218 void SetUseNegativeFeatures( bool u )
00219 {
00220 itkWarningMacro( << "SetUseNegativeFeatures has been deprecated. Please use SetReverseExpansionDirection instead" );
00221 if (u == true)
00222 {
00223 this->SetReverseExpansionDirection(false);
00224 }
00225 else
00226 {
00227 this->SetReverseExpansionDirection(true);
00228 }
00229 }
00230 bool GetUseNegativeFeatures() const
00231 {
00232 itkWarningMacro( << "GetUseNegativeFeatures has been deprecated. Please use GetReverseExpansionDirection() instead" );
00233 if ( this->GetReverseExpansionDirection() == false)
00234 {
00235 return true;
00236 }
00237 else
00238 {
00239 return false;
00240 }
00241 }
00243
00252 itkSetMacro(ReverseExpansionDirection, bool);
00253 itkGetConstMacro(ReverseExpansionDirection, bool);
00254 itkBooleanMacro(ReverseExpansionDirection);
00256
00261 void SetFeatureScaling(ValueType v)
00262 {
00263 if (v != m_SegmentationFunction->GetPropagationWeight())
00264 {
00265 this->SetPropagationScaling(v);
00266 }
00267 if (v != m_SegmentationFunction->GetAdvectionWeight())
00268 {
00269 this->SetAdvectionScaling(v);
00270 }
00271 }
00273
00276 void SetPropagationScaling(ValueType v)
00277 {
00278 if (v != m_SegmentationFunction->GetPropagationWeight())
00279 {
00280 m_SegmentationFunction->SetPropagationWeight(v);
00281 }
00282 }
00283 ValueType GetPropagationScaling() const
00284 {
00285 return m_SegmentationFunction->GetPropagationWeight();
00286 }
00288
00291 void SetAdvectionScaling(ValueType v)
00292 {
00293 if (v != m_SegmentationFunction->GetAdvectionWeight())
00294 {
00295 m_SegmentationFunction->SetAdvectionWeight(v);
00296 }
00297 }
00298 ValueType GetAdvectionScaling() const
00299 {
00300 return m_SegmentationFunction->GetAdvectionWeight();
00301 }
00303
00308 void SetCurvatureScaling(ValueType v)
00309 {
00310 if (v != m_SegmentationFunction->GetCurvatureWeight())
00311 {
00312 m_SegmentationFunction->SetCurvatureWeight(v);
00313 }
00314 }
00315 ValueType GetCurvatureScaling() const
00316 {
00317 return m_SegmentationFunction->GetCurvatureWeight();
00318 }
00320
00323 virtual void SetSegmentationFunction(SegmentationFunctionType *s);
00324 virtual SegmentationFunctionType *GetSegmentationFunction()
00325 { return m_SegmentationFunction; }
00327
00330 void SetMaximumIterations (unsigned int i)
00331 {
00332 itkWarningMacro("SetMaximumIterations is deprecated. Please use SetNumberOfIterations instead.");
00333 this->SetNumberOfIterations(i);
00334 }
00335 unsigned int GetMaximumIterations()
00336 {
00337 itkWarningMacro("GetMaximumIterations is deprecated. Please use GetNumberOfIterations instead.");
00338 return this->GetNumberOfIterations();
00339 }
00341
00342 virtual void SetMaximumRMSError(const double)
00343 {
00344 itkWarningMacro("The current implmentation of this solver does not compute maximum RMS change. The maximum RMS error value will not be set or used.");
00345 }
00346
00347 #ifdef ITK_USE_CONCEPT_CHECKING
00348
00349 itkConceptMacro(OutputHasNumericTraitsCheck,
00350 (Concept::HasNumericTraits<typename TOutputImage::PixelType>));
00351
00353 #endif
00354
00355 protected:
00356 virtual ~NarrowBandLevelSetImageFilter() {}
00357 NarrowBandLevelSetImageFilter();
00358 NarrowBandLevelSetImageFilter(const Self &);
00359
00360 virtual void PrintSelf(std::ostream& os, Indent indent) const;
00361 void operator=(const Self&);
00362
00364 virtual void InitializeIteration()
00365 {
00366 Superclass::InitializeIteration();
00367
00368 this->SetProgress( (float) ((float)this->GetElapsedIterations()
00369 / (float)this->GetNumberOfIterations()) );
00370 }
00372
00376 virtual void CreateNarrowBand ();
00377
00380 void GenerateData();
00381
00384 bool m_ReverseExpansionDirection;
00385
00389 typedef IsoContourDistanceImageFilter<OutputImageType,OutputImageType>
00390 IsoFilterType;
00391 typedef FastChamferDistanceImageFilter<OutputImageType,OutputImageType>
00392 ChamferFilterType;
00393
00394 typename IsoFilterType::Pointer m_IsoFilter;
00395 typename ChamferFilterType::Pointer m_ChamferFilter;
00396
00397 private:
00398 SegmentationFunctionType *m_SegmentationFunction;
00399 };
00400
00401 }
00402
00403 #ifndef ITK_MANUAL_INSTANTIATION
00404 #include "itkNarrowBandLevelSetImageFilter.txx"
00405 #endif
00406
00407 #endif
00408