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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkParametricSpaceToImageSpaceMeshFilter.txx
Language: C++
Date: $Date$
Version: $Revision$
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 __itkParametricSpaceToImageSpaceMeshFilter_txx
#define __itkParametricSpaceToImageSpaceMeshFilter_txx
#include "itkParametricSpaceToImageSpaceMeshFilter.h"
#include "itkExceptionObject.h"
#include "itkProgressReporter.h"
namespace itk
{
/**
*
*/
template <class TInputMesh, class TOutputMesh>
ParametricSpaceToImageSpaceMeshFilter<TInputMesh,TOutputMesh>
::ParametricSpaceToImageSpaceMeshFilter()
{
this->SetNumberOfRequiredInputs( 1 );
}
/**
*
*/
template <class TInputMesh, class TOutputMesh>
void
ParametricSpaceToImageSpaceMeshFilter<TInputMesh,TOutputMesh>
::PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os,indent);
}
/**
* This method causes the filter to generate its output.
*/
template <class TInputMesh, class TOutputMesh>
void
ParametricSpaceToImageSpaceMeshFilter<TInputMesh,TOutputMesh>
::GenerateData(void)
{
typedef typename TInputMesh::PointsContainer InputPointsContainer;
typedef typename TOutputMesh::PointsContainer OutputPointsContainer;
typedef typename TInputMesh::PointsContainerPointer InputPointsContainerPointer;
typedef typename TOutputMesh::PointsContainerPointer OutputPointsContainerPointer;
typedef typename TInputMesh::PointDataContainer InputPointDataContainer;
typedef typename TOutputMesh::PointDataContainer OutputPointDataContainer;
typedef typename TInputMesh::PointDataContainerPointer InputPointDataContainerPointer;
typedef typename TOutputMesh::PointDataContainerPointer OutputPointDataContainerPointer;
const InputMeshType * inputMesh = this->GetInput();
OutputMeshPointer outputMesh = this->GetOutput();
if( !inputMesh )
{
itkExceptionMacro( <<"Missing Input Mesh" );
}
if( !outputMesh )
{
itkExceptionMacro( <<"Missing Output Mesh" );
}
outputMesh->SetBufferedRegion( outputMesh->GetRequestedRegion() );
const InputPointsContainer * inPoints = inputMesh->GetPoints();
OutputPointsContainerPointer outPoints = OutputPointsContainer::New();
outPoints->Reserve( inputMesh->GetNumberOfPoints() );
const InputPointDataContainer * inData = inputMesh->GetPointData();
OutputPointDataContainerPointer outData = OutputPointDataContainer::New();
outData->Reserve( inputMesh->GetNumberOfPoints() );
outputMesh->SetPoints( outPoints.GetPointer() );
outputMesh->SetPointData( outData.GetPointer() );
if( !inData )
{
return;
}
if( !inPoints )
{
return;
}
typename InputPointsContainer::ConstIterator inputPoint = inPoints->Begin();
typename InputPointDataContainer::ConstIterator inputData = inData->Begin();
typename OutputPointsContainer::Iterator outputPoint = outPoints->Begin();
typename OutputPointDataContainer::Iterator outputData = outData->Begin();
// support progress methods/callbacks
ProgressReporter progress(this, 0, inPoints->Size());
const unsigned long OutputDimension = TOutputMesh::PointDimension;
typename TOutputMesh::PointType point;
while( inputPoint != inPoints->End() )
{
for(unsigned int i=0; i<OutputDimension; i++)
{
// Conver Index coordinates to MeshSpace
point[i] = inputData.Value()[i];
}
outputPoint.Value() = point;
outputData.Value() = inputPoint.Value();
++inputData;
++inputPoint;
++outputPoint;
++outputData;
progress.CompletedPixel();
}
}
/**
* copy information from first input to all outputs
*/
template <class TInputMesh, class TOutputMesh>
void
ParametricSpaceToImageSpaceMeshFilter<TInputMesh,TOutputMesh>
::GenerateOutputInformation()
{
// No additional information needs to be copied
}
} // end namespace itk
#endif
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