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#include "vtkCPPVSMPipeline.h"
#include <vtkCommunicator.h>
#include <vtkCPDataDescription.h>
#include <vtkCPInputDataDescription.h>
#include <vtkMultiProcessController.h>
#include <vtkNew.h>
#include <vtkObjectFactory.h>
#include <vtkPVTrivialProducer.h>
#include <vtkSmartPointer.h>
#include <vtkSMDoubleVectorProperty.h>
#include <vtkSMInputProperty.h>
#include <vtkSMSourceProxy.h>
#include <vtkSMSessionProxyManager.h>
#include <vtkSMProxyManager.h>
#include <vtkSMStringVectorProperty.h>
#include <vtkSMWriterProxy.h>
#include <vtkUnstructuredGrid.h>
#include <string>
#include <sstream>
vtkStandardNewMacro(vtkCPPVSMPipeline);
//----------------------------------------------------------------------------
vtkCPPVSMPipeline::vtkCPPVSMPipeline()
{
this->OutputFrequency = 0;
}
//----------------------------------------------------------------------------
vtkCPPVSMPipeline::~vtkCPPVSMPipeline()
{
}
//----------------------------------------------------------------------------
void vtkCPPVSMPipeline::Initialize(int outputFrequency, std::string& fileName)
{
this->OutputFrequency = outputFrequency;
this->FileName = fileName;
}
//----------------------------------------------------------------------------
int vtkCPPVSMPipeline::RequestDataDescription(
vtkCPDataDescription* dataDescription)
{
if(!dataDescription)
{
vtkWarningMacro("dataDescription is NULL.");
return 0;
}
if(this->FileName.empty())
{
vtkWarningMacro("No output file name given to output results to.");
return 0;
}
if(dataDescription->GetForceOutput() == true ||
(this->OutputFrequency != 0 &&
dataDescription->GetTimeStep() % this->OutputFrequency == 0) )
{
dataDescription->GetInputDescriptionByName("input")->AllFieldsOn();
dataDescription->GetInputDescriptionByName("input")->GenerateMeshOn();
return 1;
}
return 0;
}
//----------------------------------------------------------------------------
int vtkCPPVSMPipeline::CoProcess(
vtkCPDataDescription* dataDescription)
{
if(!dataDescription)
{
vtkWarningMacro("DataDescription is NULL");
return 0;
}
vtkUnstructuredGrid* grid = vtkUnstructuredGrid::SafeDownCast(
dataDescription->GetInputDescriptionByName("input")->GetGrid());
if(grid == NULL)
{
vtkWarningMacro("DataDescription is missing input unstructured grid.");
return 0;
}
if(this->RequestDataDescription(dataDescription) == 0)
{
return 1;
}
vtkSMProxyManager* proxyManager = vtkSMProxyManager::GetProxyManager();
vtkSMSessionProxyManager* sessionProxyManager =
proxyManager->GetActiveSessionProxyManager();
// Create a vtkPVTrivialProducer and set its output
// to be the input grid.
vtkSmartPointer<vtkSMSourceProxy> producer;
producer.TakeReference(
vtkSMSourceProxy::SafeDownCast(
sessionProxyManager->NewProxy("sources", "PVTrivialProducer")));
producer->UpdateVTKObjects();
vtkObjectBase* clientSideObject = producer->GetClientSideObject();
vtkPVTrivialProducer* realProducer =
vtkPVTrivialProducer::SafeDownCast(clientSideObject);
realProducer->SetOutput(grid);
// Create a slice filter and set the cut type to plane
vtkSmartPointer<vtkSMSourceProxy> slice;
slice.TakeReference(
vtkSMSourceProxy::SafeDownCast(sessionProxyManager->NewProxy("filters", "Cut")));
vtkSMInputProperty* sliceInputConnection =
vtkSMInputProperty::SafeDownCast(slice->GetProperty("Input"));
vtkSMProxyProperty* cutType =
vtkSMProxyProperty::SafeDownCast(slice->GetProperty("CutFunction"));
vtkSmartPointer<vtkSMProxy> cutPlane;
cutPlane.TakeReference(
sessionProxyManager->NewProxy("implicit_functions", "Plane"));
cutPlane->UpdatePropertyInformation();
cutPlane->UpdateVTKObjects();
cutType->SetProxy(0, cutPlane);
cutType->UpdateAllInputs();
// We set 4 offsets, i.e. 4 parallel cut planes for the slice filter
vtkSMDoubleVectorProperty* offsets =
vtkSMDoubleVectorProperty::SafeDownCast(slice->GetProperty("ContourValues"));
offsets->SetElements4(1, 11, 21, 31);
producer->UpdateVTKObjects();
sliceInputConnection->SetInputConnection(0, producer, 0);
slice->UpdatePropertyInformation();
slice->UpdateVTKObjects();
// Finally, create the parallel poly data writer, set the
// filename and then update the pipeline.
vtkSmartPointer<vtkSMWriterProxy> writer;
writer.TakeReference(
vtkSMWriterProxy::SafeDownCast(sessionProxyManager->NewProxy("writers", "XMLPPolyDataWriter")));
vtkSMInputProperty* writerInputConnection =
vtkSMInputProperty::SafeDownCast(writer->GetProperty("Input"));
writerInputConnection->SetInputConnection(0, slice, 0);
vtkSMStringVectorProperty* fileName =
vtkSMStringVectorProperty::SafeDownCast(writer->GetProperty("FileName"));
std::ostringstream o;
o << dataDescription->GetTimeStep();
std::string name = this->FileName + o.str() + ".pvtp";
fileName->SetElement(0, name.c_str());
writer->UpdatePropertyInformation();
writer->UpdateVTKObjects();
writer->UpdatePipeline();
return 1;
}
//----------------------------------------------------------------------------
void vtkCPPVSMPipeline::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "OutputFrequency: " << this->OutputFrequency << "\n";
os << indent << "FileName: " << this->FileName << "\n";
}
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