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ENH: rotorDiskSource - updated calculation of co-ord sys for parallel running

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This commit is contained in:
andy
2012-04-05 11:26:39 +01:00
parent 61b511e0fb
commit 09e91aab32
1 changed files with 6 additions and 1 deletions
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7
src/fieldSources/basicSource/rotorDiskSource/rotorDiskSource.C
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@ -252,7 +252,7 @@ void Foam::rotorDiskSource::createCoordinateSystem()
{ {
case gmAuto: case gmAuto:
{ {
// determine rotation origin // determine rotation origin (cell volume weighted)
scalar sumV = 0.0; scalar sumV = 0.0;
const scalarField& V = mesh_.V(); const scalarField& V = mesh_.V();
const vectorField& C = mesh_.C(); const vectorField& C = mesh_.C();
@ -262,6 +262,8 @@ void Foam::rotorDiskSource::createCoordinateSystem()
sumV += V[cellI]; sumV += V[cellI];
origin += V[cellI]*C[cellI]; origin += V[cellI]*C[cellI];
} }
reduce(origin, sumOp<vector>());
reduce(sumV, sumOp<scalar>());
origin /= sumV; origin /= sumV;
// determine first radial vector // determine first radial vector
@ -277,6 +279,8 @@ void Foam::rotorDiskSource::createCoordinateSystem()
magR = mag(test); magR = mag(test);
} }
} }
reduce(dx1, maxMagSqrOp<vector>());
magR = mag(dx1);
// determine second radial vector and cross to determine axis // determine second radial vector and cross to determine axis
forAll(cells_, i) forAll(cells_, i)
@ -292,6 +296,7 @@ void Foam::rotorDiskSource::createCoordinateSystem()
} }
} }
} }
reduce(axis, maxMagSqrOp<vector>());
axis /= mag(axis); axis /= mag(axis);
// axis direction is somewhat arbitrary - check if user needs // axis direction is somewhat arbitrary - check if user needs