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foam-extend4.1-coherent-io/applications/utilities/postProcessing/graphics/PVReaders/PVFoamReader/vtkPVFoamReader.cxx

682 lines
16 KiB
C++

/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkPV4FoamReader.cxx,v $
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 "vtkPV4FoamReader.h"
// Foam includes
#include "vtkPV4Foam.H"
#include "pqApplicationCore.h"
#include "pqRenderView.h"
#include "pqServerManagerModel.h"
// VTK includes
#include "vtkCallbackCommand.h"
#include "vtkDataArraySelection.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkMultiBlockDataSet.h"
#include "vtkObjectFactory.h"
#include "vtkSMRenderViewProxy.h"
#include "vtkStreamingDemandDrivenPipeline.h"
#include "vtkStringArray.h"
vtkStandardNewMacro(vtkPV4FoamReader);
#undef EXPERIMENTAL_TIME_CACHING
vtkPV4FoamReader::vtkPV4FoamReader()
{
Debug = 0;
vtkDebugMacro(<<"Constructor");
SetNumberOfInputPorts(0);
FileName = NULL;
foamData_ = NULL;
output0_ = NULL;
#ifdef VTKPV4FOAM_DUALPORT
// Add second output for the Lagrangian
this->SetNumberOfOutputPorts(2);
vtkMultiBlockDataSet *lagrangian = vtkMultiBlockDataSet::New();
lagrangian->ReleaseData();
this->GetExecutive()->SetOutputData(1, lagrangian);
lagrangian->Delete();
#endif
TimeStepRange[0] = 0;
TimeStepRange[1] = 0;
CacheMesh = 1;
ExtrapolatePatches = 0;
IncludeSets = 0;
IncludeZones = 0;
ShowPatchNames = 0;
UpdateGUI = 0;
PartSelection = vtkDataArraySelection::New();
VolFieldSelection = vtkDataArraySelection::New();
PointFieldSelection = vtkDataArraySelection::New();
LagrangianFieldSelection = vtkDataArraySelection::New();
// Setup the selection callback to modify this object when an array
// selection is changed.
SelectionObserver = vtkCallbackCommand::New();
SelectionObserver->SetCallback
(
&vtkPV4FoamReader::SelectionModifiedCallback
);
SelectionObserver->SetClientData(this);
PartSelection->AddObserver
(
vtkCommand::ModifiedEvent,
this->SelectionObserver
);
VolFieldSelection->AddObserver
(
vtkCommand::ModifiedEvent,
this->SelectionObserver
);
PointFieldSelection->AddObserver
(
vtkCommand::ModifiedEvent,
this->SelectionObserver
);
LagrangianFieldSelection->AddObserver
(
vtkCommand::ModifiedEvent,
this->SelectionObserver
);
}
vtkPV4FoamReader::~vtkPV4FoamReader()
{
vtkDebugMacro(<<"Deconstructor");
delete foamData_;
if (FileName)
{
delete [] FileName;
}
if (output0_)
{
output0_->Delete();
}
PartSelection->RemoveObserver(this->SelectionObserver);
VolFieldSelection->RemoveObserver(this->SelectionObserver);
PointFieldSelection->RemoveObserver(this->SelectionObserver);
LagrangianFieldSelection->RemoveObserver(this->SelectionObserver);
SelectionObserver->Delete();
PartSelection->Delete();
VolFieldSelection->Delete();
PointFieldSelection->Delete();
LagrangianFieldSelection->Delete();
}
// Do everything except set the output info
int vtkPV4FoamReader::RequestInformation
(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** vtkNotUsed(inputVector),
vtkInformationVector* outputVector
)
{
vtkDebugMacro(<<"RequestInformation");
if (Foam::vtkPV4Foam::debug)
{
cout<<"REQUEST_INFORMATION\n";
}
if (!FileName)
{
vtkErrorMacro("FileName has to be specified!");
return 0;
}
int nInfo = outputVector->GetNumberOfInformationObjects();
if (Foam::vtkPV4Foam::debug)
{
cout<<"RequestInformation with " << nInfo << " item(s)\n";
for (int infoI = 0; infoI < nInfo; ++infoI)
{
outputVector->GetInformationObject(infoI)->Print(cout);
}
}
if (!foamData_)
{
foamData_ = new Foam::vtkPV4Foam(FileName, this);
}
else
{
foamData_->updateInfo();
}
int nTimeSteps = 0;
double* timeSteps = foamData_->findTimes(nTimeSteps);
if (!nTimeSteps)
{
vtkErrorMacro("could not find valid OpenFOAM mesh");
// delete foamData and flag it as fatal error
delete foamData_;
foamData_ = NULL;
return 0;
}
// set identical time steps for all ports
for (int infoI = 0; infoI < nInfo; ++infoI)
{
outputVector->GetInformationObject(infoI)->Set
(
vtkStreamingDemandDrivenPipeline::TIME_STEPS(),
timeSteps,
nTimeSteps
);
}
if (nTimeSteps)
{
double timeRange[2];
timeRange[0] = timeSteps[0];
timeRange[1] = timeSteps[nTimeSteps-1];
if (Foam::vtkPV4Foam::debug > 1)
{
cout<<"nTimeSteps " << nTimeSteps << "\n"
<<"timeRange " << timeRange[0] << " to " << timeRange[1]
<< "\n";
for (int timeI = 0; timeI < nTimeSteps; ++timeI)
{
cout<< "step[" << timeI << "] = " << timeSteps[timeI] << "\n";
}
}
for (int infoI = 0; infoI < nInfo; ++infoI)
{
outputVector->GetInformationObject(infoI)->Set
(
vtkStreamingDemandDrivenPipeline::TIME_RANGE(),
timeRange,
2
);
}
}
delete timeSteps;
return 1;
}
// Set the output info
int vtkPV4FoamReader::RequestData
(
vtkInformation* vtkNotUsed(request),
vtkInformationVector** vtkNotUsed(inputVector),
vtkInformationVector* outputVector
)
{
vtkDebugMacro(<<"RequestData");
if (!FileName)
{
vtkErrorMacro("FileName has to be specified!");
return 0;
}
// catch previous error
if (!foamData_)
{
vtkErrorMacro("Reader failed - perhaps no mesh?");
return 0;
}
int nInfo = outputVector->GetNumberOfInformationObjects();
if (Foam::vtkPV4Foam::debug)
{
cout<<"RequestData with " << nInfo << " item(s)\n";
for (int infoI = 0; infoI < nInfo; ++infoI)
{
outputVector->GetInformationObject(infoI)->Print(cout);
}
}
// Get the requested time step.
// We only support requests for a single time step
int nRequestTime = 0;
double requestTime[nInfo];
// taking port0 as the lead for other outputs would be nice, but fails when
// a filter is added - we need to check everything
// but since PREVIOUS_UPDATE_TIME_STEPS() is protected, relay the logic
// to the vtkPV4Foam::setTime() method
for (int infoI = 0; infoI < nInfo; ++infoI)
{
vtkInformation *outInfo = outputVector->GetInformationObject(infoI);
if
(
outInfo->Has(vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP())
&& outInfo->Length(vtkStreamingDemandDrivenPipeline::TIME_STEPS()) >= 1
)
{
requestTime[nRequestTime++] = outInfo->Get
(
vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP()
);
}
}
if (nRequestTime)
{
foamData_->setTime(nRequestTime, requestTime);
}
vtkMultiBlockDataSet* output = vtkMultiBlockDataSet::SafeDownCast
(
outputVector->GetInformationObject(0)->Get
(
vtkMultiBlockDataSet::DATA_OBJECT()
)
);
if (Foam::vtkPV4Foam::debug)
{
cout<< "update output with "
<< output->GetNumberOfBlocks() << " blocks\n";
}
#ifdef EXPERIMENTAL_TIME_CACHING
bool needsUpdate = false;
if (!output0_)
{
output0_ = vtkMultiBlockDataSet::New();
needsUpdate = true;
}
// This experimental bit of code seems to work for the geometry,
// but trashes the fields and still triggers the GeometryFilter
if (needsUpdate)
{
foamData_->Update(output);
output0_->ShallowCopy(output);
}
else
{
output->ShallowCopy(output0_);
}
if (Foam::vtkPV4Foam::debug)
{
if (needsUpdate)
{
cout<< "full UPDATE ---------\n";
}
else
{
cout<< "cached UPDATE ---------\n";
}
cout<< "UPDATED output: ";
output->Print(cout);
cout<< "UPDATED output0_: ";
output0_->Print(cout);
}
#else
#ifdef VTKPV4FOAM_DUALPORT
foamData_->Update
(
output,
vtkMultiBlockDataSet::SafeDownCast
(
outputVector->GetInformationObject(1)->Get
(
vtkMultiBlockDataSet::DATA_OBJECT()
)
);
);
#else
foamData_->Update(output, output);
#endif
if (ShowPatchNames)
{
addPatchNamesToView();
}
else
{
removePatchNamesFromView();
}
#endif
// Do any cleanup on the Foam side
foamData_->CleanUp();
return 1;
}
void vtkPV4FoamReader::addPatchNamesToView()
{
pqApplicationCore* appCore = pqApplicationCore::instance();
// Server manager model for querying items in the server manager
pqServerManagerModel* smModel = appCore->getServerManagerModel();
// Get all the pqRenderView instances
QList<pqRenderView*> renderViews = smModel->findItems<pqRenderView*>();
for (int viewI=0; viewI<renderViews.size(); viewI++)
{
foamData_->addPatchNames
(
renderViews[viewI]->getRenderViewProxy()->GetRenderer()
);
}
}
void vtkPV4FoamReader::removePatchNamesFromView()
{
pqApplicationCore* appCore = pqApplicationCore::instance();
// Server manager model for querying items in the server manager
pqServerManagerModel* smModel = appCore->getServerManagerModel();
// Get all the pqRenderView instances
QList<pqRenderView*> renderViews = smModel->findItems<pqRenderView*>();
for (int viewI=0; viewI<renderViews.size(); viewI++)
{
foamData_->removePatchNames
(
renderViews[viewI]->getRenderViewProxy()->GetRenderer()
);
}
}
void vtkPV4FoamReader::PrintSelf(ostream& os, vtkIndent indent)
{
vtkDebugMacro(<<"PrintSelf");
this->Superclass::PrintSelf(os,indent);
os<< indent << "File name: "
<< (this->FileName ? this->FileName : "(none)") << "\n";
foamData_->PrintSelf(os, indent);
os<< indent << "Time step range: "
<< this->TimeStepRange[0] << " - " << this->TimeStepRange[1]
<< "\n";
os<< indent << "Time step: " << this->GetTimeStep() << endl;
}
int vtkPV4FoamReader::GetTimeStep()
{
return foamData_ ? foamData_->timeIndex() : -1;
}
// ----------------------------------------------------------------------
// Parts selection list control
vtkDataArraySelection* vtkPV4FoamReader::GetPartSelection()
{
vtkDebugMacro(<<"GetPartSelection");
return PartSelection;
}
int vtkPV4FoamReader::GetNumberOfPartArrays()
{
vtkDebugMacro(<<"GetNumberOfPartArrays");
return PartSelection->GetNumberOfArrays();
}
const char* vtkPV4FoamReader::GetPartArrayName(int index)
{
vtkDebugMacro(<<"GetPartArrayName");
return PartSelection->GetArrayName(index);
}
int vtkPV4FoamReader::GetPartArrayStatus(const char* name)
{
vtkDebugMacro(<<"GetPartArrayStatus");
return PartSelection->ArrayIsEnabled(name);
}
void vtkPV4FoamReader::SetPartArrayStatus(const char* name, int status)
{
vtkDebugMacro(<<"SetPartArrayStatus");
if (status)
{
PartSelection->EnableArray(name);
}
else
{
PartSelection->DisableArray(name);
}
}
// ----------------------------------------------------------------------
// volField selection list control
vtkDataArraySelection* vtkPV4FoamReader::GetVolFieldSelection()
{
vtkDebugMacro(<<"GetVolFieldSelection");
return VolFieldSelection;
}
int vtkPV4FoamReader::GetNumberOfVolFieldArrays()
{
vtkDebugMacro(<<"GetNumberOfVolFieldArrays");
return VolFieldSelection->GetNumberOfArrays();
}
const char* vtkPV4FoamReader::GetVolFieldArrayName(int index)
{
vtkDebugMacro(<<"GetVolFieldArrayName");
return VolFieldSelection->GetArrayName(index);
}
int vtkPV4FoamReader::GetVolFieldArrayStatus(const char* name)
{
vtkDebugMacro(<<"GetVolFieldArrayStatus");
return VolFieldSelection->ArrayIsEnabled(name);
}
void vtkPV4FoamReader::SetVolFieldArrayStatus(const char* name, int status)
{
vtkDebugMacro(<<"SetVolFieldArrayStatus");
if (status)
{
VolFieldSelection->EnableArray(name);
}
else
{
VolFieldSelection->DisableArray(name);
}
}
// ----------------------------------------------------------------------
// pointField selection list control
vtkDataArraySelection* vtkPV4FoamReader::GetPointFieldSelection()
{
vtkDebugMacro(<<"GetPointFieldSelection");
return PointFieldSelection;
}
int vtkPV4FoamReader::GetNumberOfPointFieldArrays()
{
vtkDebugMacro(<<"GetNumberOfPointFieldArrays");
return PointFieldSelection->GetNumberOfArrays();
}
const char* vtkPV4FoamReader::GetPointFieldArrayName(int index)
{
vtkDebugMacro(<<"GetPointFieldArrayName");
return PointFieldSelection->GetArrayName(index);
}
int vtkPV4FoamReader::GetPointFieldArrayStatus(const char* name)
{
vtkDebugMacro(<<"GetPointFieldArrayStatus");
return PointFieldSelection->ArrayIsEnabled(name);
}
void vtkPV4FoamReader::SetPointFieldArrayStatus(const char* name, int status)
{
vtkDebugMacro(<<"SetPointFieldArrayStatus");
if (status)
{
PointFieldSelection->EnableArray(name);
}
else
{
PointFieldSelection->DisableArray(name);
}
}
// ----------------------------------------------------------------------
// lagrangianField selection list control
vtkDataArraySelection* vtkPV4FoamReader::GetLagrangianFieldSelection()
{
vtkDebugMacro(<<"GetLagrangianFieldSelection");
return LagrangianFieldSelection;
}
int vtkPV4FoamReader::GetNumberOfLagrangianFieldArrays()
{
vtkDebugMacro(<<"GetNumberOfLagrangianFieldArrays");
return LagrangianFieldSelection->GetNumberOfArrays();
}
const char* vtkPV4FoamReader::GetLagrangianFieldArrayName(int index)
{
vtkDebugMacro(<<"GetLagrangianFieldArrayName");
return LagrangianFieldSelection->GetArrayName(index);
}
int vtkPV4FoamReader::GetLagrangianFieldArrayStatus(const char* name)
{
vtkDebugMacro(<<"GetLagrangianFieldArrayStatus");
return LagrangianFieldSelection->ArrayIsEnabled(name);
}
void vtkPV4FoamReader::SetLagrangianFieldArrayStatus
(
const char* name,
int status
)
{
vtkDebugMacro(<<"SetLagrangianFieldArrayStatus");
if (status)
{
LagrangianFieldSelection->EnableArray(name);
}
else
{
LagrangianFieldSelection->DisableArray(name);
}
}
// ----------------------------------------------------------------------
void vtkPV4FoamReader::SelectionModifiedCallback
(
vtkObject*,
unsigned long,
void* clientdata,
void*
)
{
static_cast<vtkPV4FoamReader*>(clientdata)->SelectionModified();
}
void vtkPV4FoamReader::SelectionModified()
{
vtkDebugMacro(<<"SelectionModified");
Modified();
}
int vtkPV4FoamReader::FillOutputPortInformation
(
int port,
vtkInformation* info
)
{
if (port == 0)
{
return this->Superclass::FillOutputPortInformation(port, info);
}
info->Set(vtkDataObject::DATA_TYPE_NAME(), "vtkMultiBlockDataSet");
return 1;
}
// ************************************************************************* //