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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-NVIDIA-USGov
#include "vtkExtractArray.h"
#include "vtkArrayData.h"
#include "vtkCommand.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkSmartPointer.h"
///////////////////////////////////////////////////////////////////////////////
// vtkExtractArray
VTK_ABI_NAMESPACE_BEGIN
vtkStandardNewMacro(vtkExtractArray);
vtkExtractArray::vtkExtractArray()
: Index(0)
{
this->SetNumberOfInputPorts(1);
this->SetNumberOfOutputPorts(1);
}
vtkExtractArray::~vtkExtractArray() = default;
void vtkExtractArray::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Index: " << this->Index << endl;
}
int vtkExtractArray::FillInputPortInformation(int port, vtkInformation* info)
{
switch (port)
{
case 0:
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkArrayData");
return 1;
}
return 0;
}
int vtkExtractArray::RequestData(
vtkInformation*, vtkInformationVector** inputVector, vtkInformationVector* outputVector)
{
vtkArrayData* const input = vtkArrayData::GetData(inputVector[0]);
if (this->Index < 0 || this->Index >= input->GetNumberOfArrays())
{
vtkErrorMacro(<< "Array index " << this->Index << " out-of-range for vtkArrayData containing "
<< input->GetNumberOfArrays() << " arrays.");
return 0;
}
vtkArrayData* const output = vtkArrayData::GetData(outputVector);
output->ClearArrays();
output->AddArray(input->GetArray(this->Index));
this->CheckAbort();
return 1;
}
VTK_ABI_NAMESPACE_END
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