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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkNarrowBandCurvesLevelSetImageFilter.txx,v $
Language: C++
Date: $Date: 2003-09-10 14:28:36 $
Version: $Revision: 1.3 $
Copyright (c) Insight Software Consortium. All rights reserved.
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.
=========================================================================*/
#ifndef __itkNarrowBandCurvesLevelSetImageFilter_txx_
#define __itkNarrowBandCurvesLevelSetImageFilter_txx_
#include "itkNarrowBandCurvesLevelSetImageFilter.h"
namespace itk {
template <class TInputImage, class TFeatureImage, class TOutputType>
NarrowBandCurvesLevelSetImageFilter<TInputImage, TFeatureImage, TOutputType>
::NarrowBandCurvesLevelSetImageFilter()
{
/* Instantiate a geodesic active contour function and set it as the segmentation function. */
m_CurvesFunction = CurvesFunctionType::New();
this->SetSegmentationFunction( m_CurvesFunction );
/* Use negative features by default. */
this->ReverseExpansionDirectionOff();
}
template <class TInputImage, class TFeatureImage, class TOutputType>
void
NarrowBandCurvesLevelSetImageFilter<TInputImage, TFeatureImage, TOutputType>
::PrintSelf(std::ostream &os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << "CurvesFunction: " << m_CurvesFunction.GetPointer();
}
template <class TInputImage, class TFeatureImage, class TOutputType>
void
NarrowBandCurvesLevelSetImageFilter<TInputImage, TFeatureImage, TOutputType>
::GenerateData()
{
// Make sure the SpeedImage is setup for the case when PropagationScaling
// is zero. This image is used by the curvature term.
if ( this->GetSegmentationFunction() &&
this->GetSegmentationFunction()->GetPropagationWeight() == 0 )
{
this->GetSegmentationFunction()->AllocateSpeedImage();
this->GetSegmentationFunction()->CalculateSpeedImage();
}
// Continue with Superclass implementation
Superclass::GenerateData();
}
}// end namespace itk
#endif
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