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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPassThrough.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/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 notice for more information.
=========================================================================*/
#include "vtkPassThrough.h"
#include "vtkDataObject.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
vtkStandardNewMacro(vtkPassThrough);
//----------------------------------------------------------------------------
vtkPassThrough::vtkPassThrough()
{
this->DeepCopyInput = 0;
}
//----------------------------------------------------------------------------
vtkPassThrough::~vtkPassThrough()
{
}
//----------------------------------------------------------------------------
void vtkPassThrough::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "DeepCopyInput: "
<< (this->DeepCopyInput ? "on" : "off") << endl;
}
//----------------------------------------------------------------------------
int vtkPassThrough::RequestData(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** inputVector,
vtkInformationVector* outputVector)
{
vtkInformation* inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation* outInfo = outputVector->GetInformationObject(0);
vtkDataObject* input = inInfo->Get(vtkDataObject::DATA_OBJECT());
vtkDataObject* output = outInfo->Get(vtkDataObject::DATA_OBJECT());
if(this->DeepCopyInput)
{
output->DeepCopy(input);
}
else
{
output->ShallowCopy(input);
}
return 1;
}
//----------------------------------------------------------------------------
int vtkPassThrough::FillInputPortInformation(int port, vtkInformation* info)
{
if (port == 0)
{
info->Set(vtkAlgorithm::INPUT_IS_OPTIONAL(), 1);
return 1;
}
return 0;
}
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