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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include "vtkHyperTreeGridGenerateProcessIds.h"
#include "vtkCellData.h"
#include "vtkConstantArray.h"
#include "vtkDataSet.h"
#include "vtkHyperTreeGrid.h"
#include "vtkIdTypeArray.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkMultiProcessController.h"
#include "vtkPointData.h"
#include "vtkSmartPointer.h"
VTK_ABI_NAMESPACE_BEGIN
namespace
{
const char* PROCESS_ID_ARR_NAME = "ProcessIds";
//------------------------------------------------------------------------------
vtkSmartPointer<vtkConstantArray<vtkIdType>> GenerateProcessIds(
vtkIdType piece, vtkIdType numberOfTuples)
{
vtkNew<vtkConstantArray<vtkIdType>> arr;
arr->ConstructBackend(piece);
arr->SetNumberOfComponents(1);
arr->SetNumberOfTuples(numberOfTuples);
return arr;
}
}
//------------------------------------------------------------------------------
vtkStandardNewMacro(vtkHyperTreeGridGenerateProcessIds);
//------------------------------------------------------------------------------
vtkCxxSetSmartPointerMacro(
vtkHyperTreeGridGenerateProcessIds, Controller, vtkMultiProcessController);
//------------------------------------------------------------------------------
vtkHyperTreeGridGenerateProcessIds::vtkHyperTreeGridGenerateProcessIds()
{
this->Controller = vtkMultiProcessController::GetGlobalController();
}
//------------------------------------------------------------------------------
vtkHyperTreeGridGenerateProcessIds::~vtkHyperTreeGridGenerateProcessIds() = default;
//------------------------------------------------------------------------------
int vtkHyperTreeGridGenerateProcessIds::RequestData(vtkInformation* vtkNotUsed(request),
vtkInformationVector** inputVector, vtkInformationVector* outputVector)
{
vtkInformation* inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation* outInfo = outputVector->GetInformationObject(0);
vtkHyperTreeGrid* inputHTG = vtkHyperTreeGrid::GetData(inInfo);
vtkHyperTreeGrid* outputHTG = vtkHyperTreeGrid::GetData(outInfo);
if (!inputHTG || !outputHTG)
{
vtkErrorMacro(<< "Unable to retrieve input / output as supported type.");
return 0;
}
vtkIdType piece =
this->Controller ? static_cast<vtkIdType>(this->Controller->GetLocalProcessId()) : 0;
outputHTG->ShallowCopy(inputHTG);
vtkIdType numberOfCells = inputHTG->GetNumberOfCells();
auto processIds = ::GenerateProcessIds(piece, numberOfCells);
processIds->SetName(PROCESS_ID_ARR_NAME);
outputHTG->GetCellData()->SetProcessIds(processIds);
return 1;
}
//------------------------------------------------------------------------------
vtkMultiProcessController* vtkHyperTreeGridGenerateProcessIds::GetController()
{
return this->Controller.Get();
}
//------------------------------------------------------------------------------
void vtkHyperTreeGridGenerateProcessIds::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Controller: ";
if (this->Controller)
{
this->Controller->PrintSelf(os, indent.GetNextIndent());
}
else
{
os << "(none)" << std::endl;
}
}
//------------------------------------------------------------------------------
int vtkHyperTreeGridGenerateProcessIds::FillInputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
info->Set(vtkAlgorithm::INPUT_REQUIRED_DATA_TYPE(), "vtkHyperTreeGrid");
return 1;
}
//------------------------------------------------------------------------------
int vtkHyperTreeGridGenerateProcessIds::FillOutputPortInformation(
int vtkNotUsed(port), vtkInformation* info)
{
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkHyperTreeGrid");
return 1;
}
VTK_ABI_NAMESPACE_END
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