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polyMesh: clear cellTree if mesh moves

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Patch contributed by Mattijs Janssens
Resolves bug-report http://bugs.openfoam.org/view.php?id=2235
This commit is contained in:
Henry Weller
2016-09-04 21:16:55 +01:00
parent 49bce39429
commit b19fa43100
1 changed files with 7 additions and 51 deletions
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58
src/OpenFOAM/meshes/polyMesh/polyMesh.C
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@ -1109,6 +1109,9 @@ Foam::tmp<Foam::scalarField> Foam::polyMesh::movePoints
faceZones_.movePoints(points_);
cellZones_.movePoints(points_);
// Cell tree might become invalid
cellTreePtr_.clear();
// Reset valid directions (could change with rotation)
geometricD_ = Zero;
solutionD_ = Zero;
@ -1211,60 +1214,13 @@ void Foam::polyMesh::findCellFacePt
const indexedOctree<treeDataCell>& tree = cellTree();
// Find nearest cell to the point
pointIndexHit info = tree.findNearest(p, sqr(GREAT));
// Find point inside cell
celli = tree.findInside(p);
if (info.hit())
if (celli != -1)
{
label nearestCelli = tree.shapes().cellLabels()[info.index()];
// Check the nearest cell to see if the point is inside.
findTetFacePt(nearestCelli, p, tetFacei, tetPti);
if (tetFacei != -1)
{
// Point was in the nearest cell
celli = nearestCelli;
return;
}
else
{
// Check the other possible cells that the point may be in
labelList testCells = tree.findIndices(p);
forAll(testCells, pCI)
{
label testCelli = tree.shapes().cellLabels()[testCells[pCI]];
if (testCelli == nearestCelli)
{
// Don't retest the nearest cell
continue;
}
// Check the test cell to see if the point is inside.
findTetFacePt(testCelli, p, tetFacei, tetPti);
if (tetFacei != -1)
{
// Point was in the test cell
celli = testCelli;
return;
}
}
}
}
else
{
FatalErrorInFunction
<< "Did not find nearest cell in search tree."
<< abort(FatalError);
findTetFacePt(celli, p, tetFacei, tetPti);
}
}