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vtkPXdmf3Writer.cxx
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vtkPXdmf3Writer.cxx
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPXdmf3Writer.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 "vtkPXdmf3Writer.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkMultiProcessController.h"
#include "vtkObjectFactory.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkStandardNewMacro(vtkPXdmf3Writer);
//------------------------------------------------------------------------------
vtkPXdmf3Writer::vtkPXdmf3Writer() = default;
//------------------------------------------------------------------------------
vtkPXdmf3Writer::~vtkPXdmf3Writer() = default;
//------------------------------------------------------------------------------
void vtkPXdmf3Writer::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//------------------------------------------------------------------------------
int vtkPXdmf3Writer::CheckParameters()
{
vtkMultiProcessController* c = vtkMultiProcessController::GetGlobalController();
int numberOfProcesses = c ? c->GetNumberOfProcesses() : 1;
int myRank = c ? c->GetLocalProcessId() : 0;
return this->Superclass::CheckParametersInternal(numberOfProcesses, myRank);
}
//------------------------------------------------------------------------------
int vtkPXdmf3Writer::RequestUpdateExtent(
vtkInformation* request, vtkInformationVector** inputVector, vtkInformationVector* outputVector)
{
this->Superclass::RequestUpdateExtent(request, inputVector, outputVector);
if (vtkMultiProcessController* c = vtkMultiProcessController::GetGlobalController())
{
int numberOfProcesses = c->GetNumberOfProcesses();
int myRank = c->GetLocalProcessId();
vtkInformation* info = inputVector[0]->GetInformationObject(0);
info->Set(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER(), myRank);
info->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES(), numberOfProcesses);
}
return 1;
}
//------------------------------------------------------------------------------
int vtkPXdmf3Writer::GlobalContinueExecuting(int localContinue)
{
vtkMultiProcessController* c = vtkMultiProcessController::GetGlobalController();
int globalContinue = localContinue;
if (c)
{
c->AllReduce(&localContinue, &globalContinue, 1, vtkCommunicator::MIN_OP);
}
return globalContinue;
}