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ENH: Added mag(normal) check to AMI face area intersect calc for robustness

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andy
2011-09-08 16:01:17 +01:00
parent fc2373c7f2
commit f4ea1eb341
1 changed files with 5 additions and 1 deletions
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6
src/meshTools/AMIInterpolation/AMIInterpolation/AMIInterpolation.C
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@ -781,7 +781,11 @@ Foam::scalar Foam::AMIInterpolation<SourcePatch, TargetPatch>::interArea
// crude resultant norm // crude resultant norm
const vector n = 0.5*(tgt.normal(tgtPoints) - src.normal(srcPoints)); const vector n = 0.5*(tgt.normal(tgtPoints) - src.normal(srcPoints));
scalar area = inter.calc(src, tgt, n, triMode_); scalar area = 0;
if (mag(n) > ROOTVSMALL)
{
area = inter.calc(src, tgt, n, triMode_);
}
if ((debug > 1) && (area > 0)) if ((debug > 1) && (area > 0))
{ {