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/*=========================================================================
Program: VMTK
Module: $RCSfile: vtkvmtkThresholdSegmentationLevelSetImageFilter.cxx,v $
Language: C++
Date: $Date: 2006/04/06 16:48:25 $
Version: $Revision: 1.1 $
Copyright (c) Luca Antiga, David Steinman. All rights reserved.
See LICENCE file for details.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm
for details.
Portions of this code are covered under the ITK copyright.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm
for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "vtkvmtkThresholdSegmentationLevelSetImageFilter.h"
#include "vtkObjectFactory.h"
#include "vtkvmtkITKFilterUtilities.h"
#include "itkThresholdSegmentationLevelSetImageFilter.h"
vtkStandardNewMacro(vtkvmtkThresholdSegmentationLevelSetImageFilter);
vtkvmtkThresholdSegmentationLevelSetImageFilter::vtkvmtkThresholdSegmentationLevelSetImageFilter()
{
this->UpperThreshold = 0.0;
this->LowerThreshold = 0.0;
this->EdgeWeight = 1.0;
this->SmoothingIterations = 0;
this->SmoothingTimeStep = 0.01;
this->SmoothingConductance = 1.0;
this->IsoSurfaceValue = 0.0;
this->NumberOfIterations = 0;
this->PropagationScaling = 0.0;
this->CurvatureScaling = 0.0;
this->AdvectionScaling = 0.0;
this->MaximumRMSError = 1E-6;
this->UseNegativeFeatures = 0;
this->AutoGenerateSpeedAdvection = 1;
this->InterpolateSurfaceLocation = 1;
this->UseImageSpacing = 1;
this->RMSChange = 0.0;
this->ElapsedIterations = 0;
this->FeatureImage = NULL;
this->SpeedImage = NULL;
}
vtkvmtkThresholdSegmentationLevelSetImageFilter::~vtkvmtkThresholdSegmentationLevelSetImageFilter()
{
if (this->FeatureImage)
{
this->FeatureImage->Delete();
this->FeatureImage = NULL;
}
if (this->SpeedImage)
{
this->SpeedImage->Delete();
this->SpeedImage = NULL;
}
}
void vtkvmtkThresholdSegmentationLevelSetImageFilter::SimpleExecute(vtkImageData* input, vtkImageData* output)
{
typedef itk::Image<float,3> ImageType;
ImageType::Pointer inImage = ImageType::New();
vtkvmtkITKFilterUtilities::VTKToITKImage<ImageType>(input,inImage);
typedef itk::ThresholdSegmentationLevelSetImageFilter<ImageType,ImageType> LevelSetFilterType;
ImageType::Pointer featureImage = ImageType::New();
ImageType::Pointer speedImage = ImageType::New();
LevelSetFilterType::Pointer levelSetFilter = LevelSetFilterType::New();
levelSetFilter->SetInput(inImage);
if (this->FeatureImage)
{
vtkvmtkITKFilterUtilities::VTKToITKImage<ImageType>(this->FeatureImage,featureImage);
levelSetFilter->SetFeatureImage(featureImage);
}
if (this->SpeedImage)
{
vtkvmtkITKFilterUtilities::VTKToITKImage<ImageType>(this->SpeedImage,speedImage);
levelSetFilter->SetSpeedImage(speedImage);
}
levelSetFilter->SetUpperThreshold(this->UpperThreshold);
levelSetFilter->SetLowerThreshold(this->LowerThreshold);
levelSetFilter->SetEdgeWeight(this->EdgeWeight);
levelSetFilter->SetSmoothingIterations(this->SmoothingIterations);
levelSetFilter->SetSmoothingConductance(this->SmoothingConductance);
levelSetFilter->SetIsoSurfaceValue(this->IsoSurfaceValue);
levelSetFilter->SetNumberOfIterations(this->NumberOfIterations);
levelSetFilter->SetPropagationScaling(this->PropagationScaling);
levelSetFilter->SetCurvatureScaling(this->CurvatureScaling);
levelSetFilter->SetAdvectionScaling(this->AdvectionScaling);
levelSetFilter->SetMaximumRMSError(this->MaximumRMSError);
levelSetFilter->SetReverseExpansionDirection(this->UseNegativeFeatures);
levelSetFilter->SetAutoGenerateSpeedAdvection(this->AutoGenerateSpeedAdvection);
levelSetFilter->SetInterpolateSurfaceLocation(this->InterpolateSurfaceLocation);
levelSetFilter->SetUseImageSpacing(this->UseImageSpacing);
vtkvmtkITKFilterUtilities::ConnectProgress(levelSetFilter,this);
levelSetFilter->Update();
this->RMSChange = levelSetFilter->GetRMSChange();
this->ElapsedIterations = levelSetFilter->GetElapsedIterations();
vtkvmtkITKFilterUtilities::ITKToVTKImage<ImageType>(levelSetFilter->GetOutput(),output);
}
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