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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkSelectiveSubsampleGenerator.txx,v $
Language: C++
Date: $Date: 2009-03-04 19:29:54 $
Version: $Revision: 1.9 $
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 __itkSelectiveSubsampleGenerator_txx
#define __itkSelectiveSubsampleGenerator_txx
#include "itkSelectiveSubsampleGenerator.h"
namespace itk {
namespace Statistics {
template< class TInputSample, class TClassMaskSample >
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::SelectiveSubsampleGenerator()
{
m_Input = 0;
m_ClassMask = 0;
m_Output = OutputType::New();
}
template< class TInputSample, class TClassMaskSample >
void
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os,indent);
os << indent << "Input: ";
if ( m_Input != 0 )
{
os << m_Input << std::endl;
}
else
{
os << "not set." << std::endl;
}
os << indent << "ClassMask: ";
if ( m_ClassMask != 0 )
{
os << m_ClassMask << std::endl;
}
else
{
os << "not set." << std::endl;
}
os << indent << "Output: " << m_Output << std::endl;
os << indent << "SelectedClassLabels: ";
for ( unsigned int i = 0; i < m_SelectedClassLabels.size(); ++i )
{
os << " " << m_SelectedClassLabels[i];
}
os << std::endl;
}
template< class TInputSample, class TClassMaskSample >
void
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::SetInput(TInputSample* sample)
{
// Sanity check
if( sample->GetMeasurementVectorSize() == 0 )
{
itkExceptionMacro( << "Measurement vector length of input sample must be non-zero.");
}
m_Input = sample;
}
template< class TInputSample, class TClassMaskSample >
TInputSample*
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::GetInput()
{
return m_Input;
}
template< class TInputSample, class TClassMaskSample >
void
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::SetClassMask( const TClassMaskSample* classMask )
{
// Sanity check
if( classMask->GetMeasurementVectorSize() != 1 )
{
itkExceptionMacro( << "Class mask measurement vector length of input sample must be 1.");
}
m_ClassMask = classMask;
}
template< class TInputSample, class TClassMaskSample >
const TClassMaskSample*
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::GetClassMask() const
{
return m_ClassMask;
}
template< class TInputSample, class TClassMaskSample >
const typename SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >::OutputType*
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::GetOutput() const
{
return m_Output.GetPointer();
}
template< class TInputSample, class TClassMaskSample >
void
SelectiveSubsampleGenerator< TInputSample, TClassMaskSample >
::GenerateData()
{
m_Output->SetSample(m_Input);
typename TClassMaskSample::ConstIterator iter = m_ClassMask->Begin();
while (iter != m_ClassMask->End())
{
if ( std::find(m_SelectedClassLabels.begin(),
m_SelectedClassLabels.end(),
iter.GetMeasurementVector()[0]) !=
m_SelectedClassLabels.end() )
{
m_Output->AddInstance(iter.GetInstanceIdentifier());
}
++iter;
}
}
} // end namespace Statistics
} // end namespace itk
#endif
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