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ENH: findRefCell: initialise to -1 if not needed. Fixes #988.

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This commit is contained in:
mattijs
2018-11-05 12:12:25 +00:00
parent c84390ab13
commit dfb652bcac
1 changed files with 10 additions and 17 deletions
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27
src/finiteVolume/cfdTools/general/findRefCell/findRefCell.C
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@ -3,7 +3,7 @@
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
\\/ M anipulation |
\\/ M anipulation | Copyright (C) 2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
@ -111,6 +111,10 @@ bool Foam::setRefCell
return true;
}
else
{
refCelli = -1;
}
return false;
}
@ -141,25 +145,14 @@ Foam::scalar Foam::getRefCellValue
FatalErrorInFunction
<< "Illegal reference cellID " << refCelli
<< ". Mesh has " << field.mesh().nCells() << ". cells."
<< exit(FatalIOError);
<< exit(FatalError);
}
// Catch duplicates
label hasRef =
(refCelli >= 0 && refCelli < field.mesh().nCells() ? 1 : 0);
if (1 != returnReduce<label>(hasRef, sumOp<label>()))
{
FatalErrorInFunction
<< "Invalid reference cellID " << refCelli
<< ". Mesh has " << field.mesh().nCells() << ". cells."
<< exit(FatalIOError);
}
scalar refCellValue = (hasRef ? field[refCelli] : 0.0);
#else
scalar refCellValue = (refCelli >= 0 ? field[refCelli] : 0.0);
#endif
scalar refCellValue = (refCelli >= 0 ? field[refCelli] : 0.0);
// Currently distributing the value to all processors. This is generally
// not needed since only the processor holding the reference cell needs
// it. Tdb.
return returnReduce(refCellValue, sumOp<scalar>());
}