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use average when merging points to prevent truncation error

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This commit is contained in:
mattijs
2008-10-14 17:05:52 +01:00
parent 43705d781b
commit 4d7cd47341
1 changed files with 11 additions and 1 deletions
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12
src/OpenFOAM/meshes/meshTools/mergePoints.C
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@ -40,6 +40,16 @@ bool Foam::mergePoints
const point& origin const point& origin
) )
{ {
point compareOrigin = origin;
if (origin == point(VGREAT, VGREAT, VGREAT))
{
if (points.size() > 0)
{
compareOrigin = sum(points)/points.size();
}
}
// Create a old to new point mapping array // Create a old to new point mapping array
pointMap.setSize(points.size()); pointMap.setSize(points.size());
pointMap = -1; pointMap = -1;
@ -56,7 +66,7 @@ bool Foam::mergePoints
const scalar mergeTolSqr = sqr(mergeTol); const scalar mergeTolSqr = sqr(mergeTol);
// Sort points by magSqr // Sort points by magSqr
SortableList<scalar> sortedMagSqr(magSqr(points - origin)); SortableList<scalar> sortedMagSqr(magSqr(points - compareOrigin));
bool hasMerged = false; bool hasMerged = false;