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ENH: meshRefinementMerge: keep cached intersections uptodate.

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This commit is contained in:
mattijs
2011-04-13 17:21:19 +01:00
parent 2a7df7f20b
commit 18e94cddca
1 changed files with 55 additions and 27 deletions
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82
src/mesh/autoMesh/autoHexMesh/meshRefinement/meshRefinementMerge.C
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@ -277,7 +277,11 @@ Foam::label Foam::meshRefinement::mergePatchFacesUndo
}
}
// Get all sets of faces that can be merged
// Get all sets of faces that can be merged. Since only faces on the same
// patch get merged there is no risk of e.g. patchID faces getting merged
// with original patches (or even processor patches). There is a risk
// though of original patchfaces getting merged if they make a small
// angle. Would be pretty weird starting mesh though.
labelListList allFaceSets
(
faceCombiner.getMergeSets
@ -352,27 +356,20 @@ Foam::label Foam::meshRefinement::mergePatchFacesUndo
// Get the kept faces that need to be recalculated.
// Merging two boundary faces might shift the cell centre
// (unless the faces are absolutely planar)
labelHashSet retestFaces(6*allFaceSets.size());
labelHashSet retestFaces(2*allFaceSets.size());
forAll(allFaceSets, setI)
{
label oldMasterI = allFaceSets[setI][0];
label faceI = map().reverseFaceMap()[oldMasterI];
// faceI is always uncoupled boundary face
const cell& cFaces = mesh_.cells()[mesh_.faceOwner()[faceI]];
forAll(cFaces, i)
{
retestFaces.insert(cFaces[i]);
}
retestFaces.insert(map().reverseFaceMap()[oldMasterI]);
}
updateMesh(map, retestFaces.toc());
updateMesh(map, growFaceCellFace(retestFaces));
if (debug)
{
// Check sync
Pout<< "Checking sync after initial merging " << nFaceSets
<< " faces." << endl;
checkData();
Pout<< "Writing initial merged-faces mesh to time "
@ -555,26 +552,18 @@ Foam::label Foam::meshRefinement::mergePatchFacesUndo
// Get the kept faces that need to be recalculated.
// Merging two boundary faces might shift the cell centre
// (unless the faces are absolutely planar)
labelHashSet retestFaces(6*restoredFaces.size());
labelHashSet retestFaces(2*restoredFaces.size());
forAll(restoredFaces, setI)
forAllConstIter(Map<label>, restoredFaces, iter)
{
label faceI = restoredFaces[setI];
// faceI is always uncoupled boundary face
const cell& cFaces = mesh_.cells()[mesh_.faceOwner()[faceI]];
forAll(cFaces, i)
{
retestFaces.insert(cFaces[i]);
}
retestFaces.insert(iter.key());
}
// Experimental:restore all points/face/cells in maps
updateMesh
(
map,
retestFaces.toc(),
growFaceCellFace(retestFaces),
restoredPoints,
restoredFaces,
restoredCells
@ -583,6 +572,8 @@ Foam::label Foam::meshRefinement::mergePatchFacesUndo
if (debug)
{
// Check sync
Pout<< "Checking sync after restoring " << retestFaces.size()
<< " faces." << endl;
checkData();
Pout<< "Writing merged-faces mesh to time "
@ -635,7 +626,26 @@ Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::doRemovePoints
mesh_.setInstance(timeName());
pointRemover.updateMesh(map);
updateMesh(map, labelList(0));
// Retest all affected faces and all the cells using them
labelHashSet retestFaces(pointRemover.savedFaceLabels().size());
forAll(pointRemover.savedFaceLabels(), i)
{
label faceI = pointRemover.savedFaceLabels()[i];
if (faceI >= 0)
{
retestFaces.insert(faceI);
}
}
updateMesh(map, growFaceCellFace(retestFaces));
if (debug)
{
// Check sync
Pout<< "Checking sync after removing points." << endl;
checkData();
}
return map;
}
@ -689,7 +699,25 @@ Foam::autoPtr<Foam::mapPolyMesh> Foam::meshRefinement::doRestorePoints
mesh_.setInstance(timeName());
pointRemover.updateMesh(map);
updateMesh(map, labelList(0));
labelHashSet retestFaces(2*facesToRestore.size());
forAll(facesToRestore, i)
{
label faceI = map().reverseFaceMap()[facesToRestore[i]];
if (faceI >= 0)
{
retestFaces.insert(faceI);
}
}
updateMesh(map, growFaceCellFace(retestFaces));
if (debug)
{
// Check sync
Pout<< "Checking sync after restoring points on "
<< facesToRestore.size() << " faces." << endl;
checkData();
}
return map;
}