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/*=========================================================================
Program: Visualization Toolkit
Module: vtkImageStencilSource.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 "vtkImageStencilSource.h"
#include "vtkImageStencilData.h"
#include "vtkImageData.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkStreamingDemandDrivenPipeline.h"
#include "vtkGarbageCollector.h"
vtkStandardNewMacro(vtkImageStencilSource);
vtkCxxSetObjectMacro(vtkImageStencilSource, InformationInput, vtkImageData);
//----------------------------------------------------------------------------
vtkImageStencilSource::vtkImageStencilSource()
{
this->InformationInput = NULL;
this->OutputOrigin[0] = 0;
this->OutputOrigin[1] = 0;
this->OutputOrigin[2] = 0;
this->OutputSpacing[0] = 1;
this->OutputSpacing[1] = 1;
this->OutputSpacing[2] = 1;
this->OutputWholeExtent[0] = 0;
this->OutputWholeExtent[1] = -1;
this->OutputWholeExtent[2] = 0;
this->OutputWholeExtent[3] = -1;
this->OutputWholeExtent[4] = 0;
this->OutputWholeExtent[5] = -1;
}
//----------------------------------------------------------------------------
vtkImageStencilSource::~vtkImageStencilSource()
{
this->SetInformationInput(NULL);
}
//----------------------------------------------------------------------------
void vtkImageStencilSource::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "InformationInput: " << this->InformationInput << "\n";
os << indent << "OutputSpacing: " << this->OutputSpacing[0] << " " <<
this->OutputSpacing[1] << " " << this->OutputSpacing[2] << "\n";
os << indent << "OutputOrigin: " << this->OutputOrigin[0] << " " <<
this->OutputOrigin[1] << " " << this->OutputOrigin[2] << "\n";
os << indent << "OutputWholeExtent: " << this->OutputWholeExtent[0] << " " <<
this->OutputWholeExtent[1] << " " << this->OutputWholeExtent[2] << " " <<
this->OutputWholeExtent[3] << " " << this->OutputWholeExtent[4] << " " <<
this->OutputWholeExtent[5] << "\n";
}
//----------------------------------------------------------------------------
void vtkImageStencilSource::ReportReferences(vtkGarbageCollector* collector)
{
this->Superclass::ReportReferences(collector);
vtkGarbageCollectorReport(collector, this->InformationInput,
"InformationInput");
}
//----------------------------------------------------------------------------
int vtkImageStencilSource::RequestInformation(
vtkInformation *,
vtkInformationVector **,
vtkInformationVector *outputVector)
{
int wholeExtent[6];
double spacing[3];
double origin[3];
vtkInformation *outInfo = outputVector->GetInformationObject(0);
for (int i = 0; i < 3; i++)
{
wholeExtent[2*i] = this->OutputWholeExtent[2*i];
wholeExtent[2*i+1] = this->OutputWholeExtent[2*i+1];
spacing[i] = this->OutputSpacing[i];
origin[i] = this->OutputOrigin[i];
}
// If InformationInput is set, then get the spacing,
// origin, and whole extent from it.
if (this->InformationInput)
{
this->InformationInput->GetExtent(wholeExtent);
this->InformationInput->GetSpacing(spacing);
this->InformationInput->GetOrigin(origin);
}
outInfo->Set(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT(),
wholeExtent, 6);
outInfo->Set(vtkDataObject::SPACING(), spacing, 3);
outInfo->Set(vtkDataObject::ORIGIN(), origin, 3);
outInfo->Set(
vtkStreamingDemandDrivenPipeline::UNRESTRICTED_UPDATE_EXTENT(), 1);
return 1;
}
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