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ENH: add triFace valid() method

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- similar to edge valid(), true if vertices are unique, non-negative
This commit is contained in:
Mark Olesen
2022-03-15 12:54:20 +01:00
parent 46a1e7e21e
commit 079d5f2771
10 changed files with 105 additions and 72 deletions
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29
applications/utilities/surface/surfaceClean/collapseEdge.C
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@ -6,7 +6,7 @@
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2011-2016 OpenFOAM Foundation
Copyright (C) 2020 OpenCFD Ltd.
Copyright (C) 2020-2022 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
@ -58,23 +58,22 @@ static triSurface pack
)
{
List<labelledTri> newTriangles(surf.size());
label newTriangleI = 0;
label nNewTris = 0;
forAll(surf, facei)
// Iterate and work on a copy
for (labelledTri f : surf.localFaces())
{
const labelledTri& f = surf.localFaces()[facei];
// inplace renumber
f[0] = pointMap[f[0]];
f[1] = pointMap[f[1]];
f[2] = pointMap[f[2]];
label newA = pointMap[f[0]];
label newB = pointMap[f[1]];
label newC = pointMap[f[2]];
if ((newA != newB) && (newA != newC) && (newB != newC))
if (f.valid())
{
newTriangles[newTriangleI++] =
labelledTri(newA, newB, newC, f.region());
newTriangles[nNewTris++] = f;
}
}
newTriangles.setSize(newTriangleI);
newTriangles.resize(nNewTris);
return triSurface(newTriangles, surf.patches(), localPoints);
}
@ -92,11 +91,7 @@ label collapseEdge(triSurface& surf, const scalar minLen)
// Mapping from old to new points
labelList pointMap(surf.nPoints());
forAll(pointMap, i)
{
pointMap[i] = i;
}
labelList pointMap(identity(surf.nPoints()));
// Storage for new points.
pointField newPoints(localPoints);