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