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checkTopology.C
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checkTopology.C
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#include "checkTopology.H"
#include "polyMesh.H"
#include "Time.H"
#include "regionSplit.H"
#include "cellSet.H"
#include "faceSet.H"
#include "pointSet.H"
#include "IOmanip.H"
bool Foam::checkSync(const wordList& names)
{
List<wordList> allNames(Pstream::nProcs());
allNames[Pstream::myProcNo()] = names;
Pstream::gatherList(allNames);
Pstream::scatterList(allNames);
bool hasError = false;
for (label procI = 1; procI < allNames.size(); procI++)
{
if (allNames[procI] != allNames[0])
{
hasError = true;
Info<< " ***Inconsistent zones across processors, "
"processor 0 has zones:" << allNames[0]
<< ", processor " << procI << " has zones:"
<< allNames[procI]
<< endl;
}
}
return hasError;
}
Foam::label Foam::checkTopology
(
const polyMesh& mesh,
const bool allTopology,
const bool allGeometry
)
{
label noFailedChecks = 0;
Info<< "Checking topology..." << endl;
// Check if the boundary definition is unique
mesh.boundaryMesh().checkDefinition(true);
// Check if the boundary processor patches are correct
mesh.boundaryMesh().checkParallelSync(true);
// Check names of zones are equal
if (checkSync(mesh.cellZones().names()))
{
noFailedChecks++;
}
if (checkSync(mesh.faceZones().names()))
{
noFailedChecks++;
}
if (checkSync(mesh.pointZones().names()))
{
noFailedChecks++;
}
// Check contents of faceZones consistent
{
forAll(mesh.faceZones(), zoneI)
{
if (mesh.faceZones()[zoneI].checkParallelSync(false))
{
Info<< " ***FaceZone " << mesh.faceZones()[zoneI].name()
<< " is not correctly synchronised"
<< " across coupled boundaries."
<< " (coupled faces are either not both "
<< " present in set or have same flipmap)" << endl;
noFailedChecks++;
}
}
}
{
pointSet points(mesh, "unusedPoints", mesh.nPoints()/100);
if (mesh.checkPoints(true, &points))
{
noFailedChecks++;
label nPoints = returnReduce(points.size(), sumOp<label>());
Info<< " <<Writing " << nPoints
<< " unused points to set " << points.name() << endl;
points.write();
}
}
{
faceSet faces(mesh, "upperTriangularFace", mesh.nFaces()/100);
if (mesh.checkUpperTriangular(true, &faces))
{
noFailedChecks++;
}
label nFaces = returnReduce(faces.size(), sumOp<label>());
if (nFaces > 0)
{
Info<< " <<Writing " << nFaces
<< " unordered faces to set " << faces.name() << endl;
faces.write();
}
}
if (allTopology)
{
cellSet cells(mesh, "zipUpCells", mesh.nCells()/100);
if (mesh.checkCellsZipUp(true, &cells))
{
noFailedChecks++;
label nCells = returnReduce(cells.size(), sumOp<label>());
Info<< " <<Writing " << nCells
<< " cells with over used edges to set " << cells.name()
<< endl;
cells.write();
}
}
{
faceSet faces(mesh, "outOfRangeFaces", mesh.nFaces()/100);
if (mesh.checkFaceVertices(true, &faces))
{
noFailedChecks++;
label nFaces = returnReduce(faces.size(), sumOp<label>());
Info<< " <<Writing " << nFaces
<< " faces with out-of-range or duplicate vertices to set "
<< faces.name() << endl;
faces.write();
}
}
if (allTopology)
{
faceSet faces(mesh, "edgeFaces", mesh.nFaces()/100);
if (mesh.checkFaceFaces(true, &faces))
{
noFailedChecks++;
label nFaces = returnReduce(faces.size(), sumOp<label>());
Info<< " <<Writing " << nFaces
<< " faces with incorrect edges to set " << faces.name()
<< endl;
faces.write();
}
}
if (allTopology)
{
labelList nInternalFaces(mesh.nCells(), 0);
for (label faceI = 0; faceI < mesh.nInternalFaces(); faceI++)
{
nInternalFaces[mesh.faceOwner()[faceI]]++;
nInternalFaces[mesh.faceNeighbour()[faceI]]++;
}
const polyBoundaryMesh& patches = mesh.boundaryMesh();
forAll(patches, patchI)
{
if (patches[patchI].coupled())
{
const unallocLabelList& owners = patches[patchI].faceCells();
forAll(owners, i)
{
nInternalFaces[owners[i]]++;
}
}
}
faceSet oneCells(mesh, "oneInternalFaceCells", mesh.nCells()/100);
faceSet twoCells(mesh, "twoInternalFacesCells", mesh.nCells()/100);
forAll(nInternalFaces, cellI)
{
if (nInternalFaces[cellI] <= 1)
{
oneCells.insert(cellI);
}
else if (nInternalFaces[cellI] == 2)
{
twoCells.insert(cellI);
}
}
label nOneCells = returnReduce(oneCells.size(), sumOp<label>());
if (nOneCells > 0)
{
Info<< " <<Writing " << nOneCells
<< " cells with with single non-boundary face to set "
<< oneCells.name()
<< endl;
oneCells.write();
}
label nTwoCells = returnReduce(twoCells.size(), sumOp<label>());
if (nTwoCells > 0)
{
Info<< " <<Writing " << nTwoCells
<< " cells with with single non-boundary face to set "
<< twoCells.name()
<< endl;
twoCells.write();
}
}
{
regionSplit rs(mesh);
if (rs.nRegions() == 1)
{
Info<< " Number of regions: " << rs.nRegions() << " (OK)."
<< endl;
}
else
{
Info<< " *Number of regions: " << rs.nRegions() << endl;
Info<< " The mesh has multiple regions which are not connected "
"by any face." << endl
<< " <<Writing region information to "
<< mesh.time().timeName()/"cellToRegion"
<< endl;
labelIOList ctr
(
IOobject
(
"cellToRegion",
mesh.time().timeName(),
mesh,
IOobject::NO_READ,
IOobject::NO_WRITE
),
rs
);
ctr.write();
}
}
if (!Pstream::parRun())
{
Pout<< "\nChecking patch topology for multiply connected surfaces ..."
<< endl;
const polyBoundaryMesh& patches = mesh.boundaryMesh();
// Non-manifold points
pointSet points
(
mesh,
"nonManifoldPoints",
mesh.nPoints()/100
);
Pout.setf(ios_base::left);
Pout<< " "
<< setw(20) << "Patch"
<< setw(9) << "Faces"
<< setw(9) << "Points"
<< setw(34) << "Surface topology";
if (allGeometry)
{
Pout<< " Bounding box";
}
Pout<< endl;
forAll(patches, patchI)
{
const polyPatch& pp = patches[patchI];
Pout<< " "
<< setw(20) << pp.name()
<< setw(9) << pp.size()
<< setw(9) << pp.nPoints();
primitivePatch::surfaceTopo pTyp = pp.surfaceType();
if (pp.empty())
{
Pout<< setw(34) << "ok (empty)";
}
else if (pTyp == primitivePatch::MANIFOLD)
{
if (pp.checkPointManifold(true, &points))
{
Pout<< setw(34) << "multiply connected (shared point)";
}
else
{
Pout<< setw(34) << "ok (closed singly connected)";
}
// Add points on non-manifold edges to make set complete
pp.checkTopology(false, &points);
}
else
{
pp.checkTopology(false, &points);
if (pTyp == primitivePatch::OPEN)
{
Pout<< setw(34) << "ok (non-closed singly connected)";
}
else
{
Pout<< setw(34) << "multiply connected (shared edge)";
}
}
if (allGeometry)
{
const pointField& pts = pp.points();
const labelList& mp = pp.meshPoints();
if (returnReduce(mp.size(), sumOp<label>()) > 0)
{
boundBox bb(point::max, point::min);
forAll(mp, i)
{
bb.min() = min(bb.min(), pts[mp[i]]);
bb.max() = max(bb.max(), pts[mp[i]]);
}
reduce(bb.min(), minOp<vector>());
reduce(bb.max(), maxOp<vector>());
Pout<< ' ' << bb;
}
}
Pout<< endl;
}
if (points.size())
{
Pout<< " <<Writing " << points.size()
<< " conflicting points to set "
<< points.name() << endl;
points.write();
}
//Pout.setf(ios_base::right);
}
// Force creation of all addressing if requested.
// Errors will be reported as required
if (allTopology)
{
mesh.cells();
mesh.faces();
mesh.edges();
mesh.points();
mesh.faceOwner();
mesh.faceNeighbour();
mesh.cellCells();
mesh.edgeCells();
mesh.pointCells();
mesh.edgeFaces();
mesh.pointFaces();
mesh.cellEdges();
mesh.faceEdges();
mesh.pointEdges();
}
return noFailedChecks;
}