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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPiecewiseFunctionAlgorithm.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 "vtkPiecewiseFunctionAlgorithm.h"
#include "vtkCommand.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkDataObject.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkStandardNewMacro(vtkPiecewiseFunctionAlgorithm);
//----------------------------------------------------------------------------
vtkPiecewiseFunctionAlgorithm::vtkPiecewiseFunctionAlgorithm()
{
// by default assume filters have one input and one output
// subclasses that deviate should modify this setting
this->SetNumberOfInputPorts(1);
this->SetNumberOfOutputPorts(1);
}
//----------------------------------------------------------------------------
vtkPiecewiseFunctionAlgorithm::~vtkPiecewiseFunctionAlgorithm()
{
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//----------------------------------------------------------------------------
vtkDataObject* vtkPiecewiseFunctionAlgorithm::GetOutput()
{
return this->GetOutput(0);
}
//----------------------------------------------------------------------------
vtkDataObject* vtkPiecewiseFunctionAlgorithm::GetOutput(int port)
{
return this->GetOutputDataObject(port);
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::SetOutput(vtkDataObject* d)
{
this->GetExecutive()->SetOutputData(0, d);
}
//----------------------------------------------------------------------------
vtkDataObject* vtkPiecewiseFunctionAlgorithm::GetInput()
{
return this->GetInput(0);
}
//----------------------------------------------------------------------------
vtkDataObject* vtkPiecewiseFunctionAlgorithm::GetInput(int port)
{
if (this->GetNumberOfInputConnections(port) < 1)
{
return 0;
}
return this->GetExecutive()->GetInputData(port, 0);
}
//----------------------------------------------------------------------------
int vtkPiecewiseFunctionAlgorithm::ProcessRequest(vtkInformation* request,
vtkInformationVector** inputVector,
vtkInformationVector* outputVector)
{
// generate the data
if(request->Has(vtkDemandDrivenPipeline::REQUEST_DATA()))
{
return this->RequestData(request, inputVector, outputVector);
}
return this->Superclass::ProcessRequest(request, inputVector, outputVector);
}
//----------------------------------------------------------------------------
int vtkPiecewiseFunctionAlgorithm::FillOutputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
// now add our info
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkPiecewiseFunction");
return 1;
}
//----------------------------------------------------------------------------
int vtkPiecewiseFunctionAlgorithm::FillInputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkPiecewiseFunction");
return 1;
}
//----------------------------------------------------------------------------
// This is the superclasses style of Execute method. Convert it into
// an imaging style Execute method.
int vtkPiecewiseFunctionAlgorithm::RequestData(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** vtkNotUsed(inputVector),
vtkInformationVector* vtkNotUsed(outputVector))
{
return 0;
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::SetInputData(vtkDataObject* input)
{
this->SetInputData(0, input);
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::SetInputData(int index, vtkDataObject* input)
{
this->SetInputDataInternal(index, input);
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::AddInputData(vtkDataObject* input)
{
this->AddInputData(0, input);
}
//----------------------------------------------------------------------------
void vtkPiecewiseFunctionAlgorithm::AddInputData(int index, vtkDataObject* input)
{
this->AddInputDataInternal(index, input);
}
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