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/*=========================================================================
Program: ITK-SNAP
Module: $RCSfile: SNAPLevelSetStopAndGoFilter.txx,v $
Language: C++
Date: $Date: 2007/12/30 04:05:14 $
Version: $Revision: 1.2 $
Copyright (c) 2007 Paul A. Yushkevich
This file is part of ITK-SNAP
ITK-SNAP is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
-----
Copyright (c) 2003 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.
=========================================================================*/
template <class TInputImage, class TOutputImage>
void SNAPLevelSetStopAndGoFilter<TInputImage,TOutputImage>
::Start()
{
// Allocate the output image
typename TOutputImage::Pointer output = this->GetOutput();
output->SetBufferedRegion(output->GetRequestedRegion());
output->Allocate();
// Copy the input image to the output image. Algorithms will operate
// directly on the output image and the update buffer.
this->CopyInputToOutput();
// Perform any other necessary pre-iteration initialization.
this->Initialize();
// Allocate the internal update buffer. This takes place entirely within
// the subclass, since this class cannot define an update buffer type.
this->AllocateUpdateBuffer();
// Reset the number of elapsed iterations
this->SetElapsedIterations(0);
// We have been initialized
m_Started = true;
}
template <class TInputImage, class TOutputImage>
void SNAPLevelSetStopAndGoFilter<TInputImage,TOutputImage>
::Run(unsigned int nIterations)
{
// Better be initialized
assert(m_Started);
for(unsigned int i=0;i<nIterations;i++)
{
this->InitializeIteration();
TimeStepType dt = this->CalculateChange();
this->ApplyUpdate(dt);
this->SetElapsedIterations( this->GetElapsedIterations() + 1);
}
}
template <class TInputImage, class TOutputImage>
void SNAPLevelSetStopAndGoFilter<TInputImage,TOutputImage>
::GenerateData()
{
if(!m_Started)
Start();
}
template <class TInputImage, class TOutputImage>
SNAPLevelSetStopAndGoFilter<TInputImage,TOutputImage>
::SNAPLevelSetStopAndGoFilter()
{
m_Started = false;
}
template <class TInputImage, class TOutputImage>
void SNAPLevelSetStopAndGoFilter<TInputImage,TOutputImage>
::PrintSelf(std::ostream &os, itk::Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "Running: " << m_Started << std::endl;
}
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