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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPLinearExtrusionFilter.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 "vtkPLinearExtrusionFilter.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkPolyData.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkStandardNewMacro(vtkPLinearExtrusionFilter);
//----------------------------------------------------------------------------
vtkPLinearExtrusionFilter::vtkPLinearExtrusionFilter()
{
// Since I do not thing the visual impact of invariance is significant,
// we will default to not spend the extra effort to get the
// extra layer of ghost cells.
this->PieceInvariant = 0;
}
//----------------------------------------------------------------------------
int vtkPLinearExtrusionFilter::RequestData(
vtkInformation *request,
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
if (!this->vtkLinearExtrusionFilter::RequestData(request,
inputVector, outputVector))
{
return 0;
}
return 1;
}
//--------------------------------------------------------------------------
int vtkPLinearExtrusionFilter::RequestUpdateExtent(
vtkInformation *vtkNotUsed(request),
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
vtkInformation *inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation *outInfo = outputVector->GetInformationObject(0);
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER(),
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER()));
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES(),
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES()));
int ghostLevel = outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS());
if (this->PieceInvariant)
{
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS(),
ghostLevel + 1);
}
else
{
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS(),
ghostLevel);
}
return 1;
}
//----------------------------------------------------------------------------
void vtkPLinearExtrusionFilter::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "PieceInvariant: "
<< this->PieceInvariant << "\n";
}
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