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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkTransformMeshFilter.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 __itkTransformMeshFilter_txx
#define __itkTransformMeshFilter_txx
#include "itkTransformMeshFilter.h"
#include "itkExceptionObject.h"
namespace itk
{
/**
*
*/
template <class TInputMesh, class TOutputMesh, class TTransform>
TransformMeshFilter<TInputMesh,TOutputMesh,TTransform>
::TransformMeshFilter()
{
m_Transform = TransformType::New();
}
/**
*
*/
template <class TInputMesh, class TOutputMesh, class TTransform>
void
TransformMeshFilter<TInputMesh,TOutputMesh,TTransform>
::PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os,indent);
if (m_Transform)
{
os << indent << "Transform: " << m_Transform << std::endl;
}
}
/**
* This method causes the filter to generate its output.
*/
template <class TInputMesh, class TOutputMesh, class TTransform>
void
TransformMeshFilter<TInputMesh,TOutputMesh,TTransform>
::GenerateData(void)
{
typedef typename TInputMesh::PointsContainer InputPointsContainer;
typedef typename TOutputMesh::PointsContainer OutputPointsContainer;
typedef typename TInputMesh::PointsContainerConstPointer InputPointsContainerConstPointer;
typedef typename TOutputMesh::PointsContainerPointer OutputPointsContainerPointer;
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() );
InputPointsContainerConstPointer inPoints = inputMesh->GetPoints();
OutputPointsContainerPointer outPoints = outputMesh->GetPoints();
outPoints->Reserve( inputMesh->GetNumberOfPoints() );
outPoints->Squeeze(); // in case the previous mesh had
// allocated a larger memory
typename InputPointsContainer::ConstIterator inputPoint = inPoints->Begin();
typename OutputPointsContainer::Iterator outputPoint = outPoints->Begin();
while( inputPoint != inPoints->End() )
{
outputPoint.Value() =
m_Transform->TransformPoint( inputPoint.Value() );
++inputPoint;
++outputPoint;
}
// Create duplicate references to the rest of data on the mesh
this->CopyInputMeshToOutputMeshPointData();
this->CopyInputMeshToOutputMeshCellLinks();
this->CopyInputMeshToOutputMeshCells();
this->CopyInputMeshToOutputMeshCellData();
// FIXME: DELETEME outputMesh->SetCellLinks( inputMesh->GetCellLinks() );
// FIXME: DELETEME outputMesh->SetCells( inputMesh->GetCells() );
// FIXME: DELETEME outputMesh->SetCellData( inputMesh->GetCellData() );
unsigned int maxDimension = TInputMesh::MaxTopologicalDimension;
for( unsigned int dim = 0; dim < maxDimension; dim++ )
{
outputMesh->SetBoundaryAssignments( dim,
inputMesh->GetBoundaryAssignments(dim) );
}
}
} // end namespace itk
#endif
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