void Foam::vtkPV3Foam::convertMeshCellZones
(
vtkMultiBlockDataSet* output,
int& blockNo
)
{
partInfo& selector = partInfoCellZones_;
selector.block(blockNo); // set output block
label datasetNo = 0; // restart at dataset 0
const fvMesh& mesh = *meshPtr_;
// resize for decomposed polyhedra
zonePolyDecomp_.setSize(selector.size());
if (!selector.size())
{
return;
}
if (debug)
{
Info<< "<beg> Foam::vtkPV3Foam::convertMeshCellZones" << endl;
printMemory();
}
const cellZoneMesh& zMesh = mesh.cellZones();
for (int partId = selector.start(); partId < selector.end(); ++partId)
{
const word zoneName = getPartName(partId);
const label zoneId = zMesh.findZoneID(zoneName);
if (!partStatus_[partId] || zoneId < 0)
{
continue;
}
if (debug)
{
Info<< "Creating VTK mesh for cellZone[" << zoneId << "] "
<< zoneName << endl;
}
fvMeshSubset subsetMesh
(
IOobject
(
"set",
mesh.time().constant(),
mesh,
IOobject::NO_READ,
IOobject::NO_WRITE
),
mesh
);
subsetMesh.setLargeCellSubset(labelHashSet(zMesh[zoneId]));
vtkUnstructuredGrid* vtkmesh = volumeVTKMesh
(
subsetMesh.subMesh(),
zonePolyDecomp_[datasetNo]
);
if (vtkmesh)
{
// superCells + addPointCellLabels must contain global cell ids
inplaceRenumber
(
subsetMesh.cellMap(),
zonePolyDecomp_[datasetNo].superCells()
);
inplaceRenumber
(
subsetMesh.cellMap(),
zonePolyDecomp_[datasetNo].addPointCellLabels()
);
// copy pointMap as well, otherwise pointFields fail
zonePolyDecomp_[datasetNo].pointMap() = subsetMesh.pointMap();
AddToBlock(output, vtkmesh, selector, datasetNo, zoneName);
vtkmesh->Delete();
partDataset_[partId] = datasetNo++;
}
}
// anything added?
if (datasetNo)
{
++blockNo;
}
if (debug)
{
Info<< "<end> Foam::vtkPV3Foam::convertMeshCellZones" << endl;
printMemory();
}
}
void Foam::sampledCuttingPlane::createGeometry()
{
if (debug)
{
Pout<< "sampledCuttingPlane::createGeometry :updating geometry."
<< endl;
}
// Clear any stored topologies
facesPtr_.clear();
isoSurfPtr_.ptr();
pointDistance_.clear();
cellDistancePtr_.clear();
// Get any subMesh
if (zoneID_.index() != -1 && !subMeshPtr_.valid())
{
const polyBoundaryMesh& patches = mesh().boundaryMesh();
// Patch to put exposed internal faces into
label exposedPatchI = patches.findPatchID(exposedPatchName_);
if (debug)
{
Info<< "Allocating subset of size "
<< mesh().cellZones()[zoneID_.index()].size()
<< " with exposed faces into patch "
<< patches[exposedPatchI].name() << endl;
}
const fvMesh& fvm = static_cast<const fvMesh&>(mesh());
subMeshPtr_.reset
(
new fvMeshSubset
(
IOobject
(
"set",
fvm.time().timeName(),
fvm,
IOobject::NO_READ,
IOobject::NO_WRITE
),
fvm
)
);
subMeshPtr_().setLargeCellSubset
(
labelHashSet(mesh().cellZones()[zoneID_.index()]),
exposedPatchI
);
}
// Select either the submesh or the underlying mesh
const fvMesh& fvm =
(
subMeshPtr_.valid()
? subMeshPtr_().subMesh()
: static_cast<const fvMesh&>(mesh())
);
// Distance to cell centres
// ~~~~~~~~~~~~~~~~~~~~~~~~
cellDistancePtr_.reset
(
new volScalarField
(
IOobject
(
"cellDistance",
fvm.time().timeName(),
fvm.time(),
IOobject::NO_READ,
IOobject::NO_WRITE,
false
),
fvm,
dimensionedScalar("zero", dimLength, 0)
)
);
volScalarField& cellDistance = cellDistancePtr_();
// Internal field
{
const pointField& cc = fvm.cellCentres();
scalarField& fld = cellDistance.internalField();
forAll(cc, i)
{
// Signed distance
fld[i] = (cc[i] - plane_.refPoint()) & plane_.normal();
}
}
bool Foam::sampledIsoSurface::updateGeometry() const
{
const fvMesh& fvm = static_cast<const fvMesh&>(mesh());
// No update needed
if (fvm.time().timeIndex() == prevTimeIndex_)
{
return false;
}
// Get any subMesh
if (zoneID_.index() != -1 && !subMeshPtr_.valid())
{
const polyBoundaryMesh& patches = mesh().boundaryMesh();
// Patch to put exposed internal faces into
const label exposedPatchI = patches.findPatchID(exposedPatchName_);
if (debug)
{
Info<< "Allocating subset of size "
<< mesh().cellZones()[zoneID_.index()].size()
<< " with exposed faces into patch "
<< patches[exposedPatchI].name() << endl;
}
subMeshPtr_.reset
(
new fvMeshSubset(fvm)
);
subMeshPtr_().setLargeCellSubset
(
labelHashSet(mesh().cellZones()[zoneID_.index()]),
exposedPatchI
);
}
prevTimeIndex_ = fvm.time().timeIndex();
getIsoFields();
// Clear any stored topo
surfPtr_.clear();
facesPtr_.clear();
// Clear derived data
clearGeom();
if (subMeshPtr_.valid())
{
surfPtr_.reset
(
new isoSurface
(
*volSubFieldPtr_,
*pointSubFieldPtr_,
isoVal_,
regularise_,
mergeTol_
)
);
}
else
{
surfPtr_.reset
(
new isoSurface
(
*volFieldPtr_,
*pointFieldPtr_,
isoVal_,
regularise_,
mergeTol_
)
);
}
if (debug)
{
Pout<< "sampledIsoSurface::updateGeometry() : constructed iso:"
<< nl
<< " regularise : " << regularise_ << nl
<< " average : " << average_ << nl
<< " isoField : " << isoField_ << nl
<< " isoValue : " << isoVal_ << nl;
if (subMeshPtr_.valid())
{
Pout<< " zone size : " << subMeshPtr_().subMesh().nCells()
<< nl;
}
Pout<< " points : " << points().size() << nl
<< " tris : " << surface().size() << nl
<< " cut cells : " << surface().meshCells().size()
<< endl;
}
return true;
}
void Foam::vtkPV3Foam::convertMeshCellZones
(
vtkMultiBlockDataSet* output
)
{
if (debug)
{
Info<< "<beg> Foam::vtkPV3Foam::convertMeshCellZones" << endl;
printMemory();
}
const selectionInfo& selector = selectInfoCellZones_;
const fvMesh& mesh = *meshPtr_;
// Create the cell zone(s) and add as DataSet(CELLZONE, 0..n)
if (selector.size())
{
const cellZoneMesh& czMesh = mesh.cellZones();
// use the zoneId directly instead of the name
for (int zoneI=0; zoneI < selector.size(); ++zoneI)
{
const int regionId = selector.start() + zoneI;
if (!selectedRegions_[regionId])
{
continue;
}
if (debug)
{
Info<< "Creating VTK mesh for cellZone: "
<< zoneI << endl;
}
fvMeshSubset subsetter
(
IOobject
(
"set",
mesh.time().constant(),
mesh,
IOobject::NO_READ,
IOobject::NO_WRITE
),
mesh
);
subsetter.setLargeCellSubset(labelHashSet(czMesh[zoneI]));
const label datasetId = GetNumberOfDataSets(output, selector);
vtkUnstructuredGrid* vtkmesh = vtkUnstructuredGrid::New();
addVolumeMesh
(
subsetter.subMesh(),
vtkmesh,
zoneSuperCells_[datasetId]
);
// renumber - superCells must contain global cell ids
inplaceRenumber
(
subsetter.cellMap(),
zoneSuperCells_[datasetId]
);
AddToBlock
(
output, selector, datasetId, vtkmesh,
czMesh.names()[zoneI] + ":cellZone"
);
selectedRegionDatasetIds_[regionId] = datasetId;
vtkmesh->Delete();
}
}
if (debug)
{
Info<< "<end> Foam::vtkPV3Foam::convertMeshCellZones" << endl;
printMemory();
}
}