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STYLE: fvMeshDistribute: added extra comment about parallel sync

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This commit is contained in:
mattijs
2012-02-21 10:57:21 +00:00
parent 47f761dbaf
commit 245a111235
1 changed files with 12 additions and 2 deletions
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14
src/dynamicMesh/fvMeshDistribute/fvMeshDistribute.C
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@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -553,6 +553,12 @@ Foam::autoPtr<Foam::mapPolyMesh> Foam::fvMeshDistribute::repatch
saveBoundaryFields<tensor, surfaceMesh>(tFlds);
// Change the mesh (no inflation). Note: parallel comms allowed.
//
// NOTE: there is one very particular problem with this ordering.
// We first create the processor patches and use these to merge out
// shared points (see mergeSharedPoints below). So temporarily points
// and edges do not match!
autoPtr<mapPolyMesh> map = meshMod.changeMesh(mesh_, false, true);
// Update fields. No inflation, parallel sync.
@ -2429,10 +2435,14 @@ Foam::autoPtr<Foam::mapDistributePolyMesh> Foam::fvMeshDistribute::distribute
// Change patches. Since this might change ordering of coupled faces
// we also need to adapt our constructMaps.
// NOTE: there is one very particular problem with this structure.
// We first create the processor patches and use these to merge out
// shared points (see mergeSharedPoints below). So temporarily points
// and edges do not match!
repatch(newPatchID, constructFaceMap);
// See if any geometrically shared points need to be merged. Note: does
// parallel comms.
// parallel comms. After this points and edges should again be consistent.
mergeSharedPoints(constructPointMap);
// Bit of hack: processorFvPatchField does not get reset since created