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ENH: snappyHexMesh: updated directional refinement

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This commit is contained in:
mattijs
2017-12-13 12:27:25 +00:00
parent 88fac3ed9f
commit 52231e7836
7 changed files with 128 additions and 129 deletions
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23
applications/utilities/mesh/generation/snappyHexMesh/snappyHexMesh.C
View File

@ -1087,28 +1087,6 @@ int main(int argc, char *argv[])
}
// Optionally read directional refinement shells
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
const dictionary dirRefDict
(
refineDict.subOrEmptyDict("directionalRefinementRegions")
);
if (!dirRefDict.empty())
{
Info<< "Reading directional refinement shells." << endl;
}
shellSurfaces dirShells(allGeometry, dirRefDict);
if (!dirRefDict.empty())
{
Info<< "Read directional refinement shells in = "
<< mesh.time().cpuTimeIncrement() << " s" << nl << endl;
}
// Read feature meshes
// ~~~~~~~~~~~~~~~~~~~
@ -1141,7 +1119,6 @@ int main(int argc, char *argv[])
surfaces, // for surface intersection refinement
features, // for feature edges/point based refinement
shells, // for volume (inside/outside) refinement
dirShells, // vol volume directional refinement
limitShells // limit of volume refinement
);
Info<< "Calculated surface intersections in = "

41
applications/utilities/mesh/generation/snappyHexMesh/snappyHexMeshDict
View File

@ -50,7 +50,7 @@ geometry
}
// Shell for directional refinement
refinementBox
wakeBox
{
type searchableBox;
min (1.5 1 -0.5);
@ -265,8 +265,8 @@ castellatedMeshControls
// mode inside;
// levels ((1.0 4));
// // Optional override of uniform refinement level such
// // that in small gaps we're getting more cells.
// // The specification is
// // that in small gaps we're getting more cells.
// // The specification is
// // - numGapCells : minimum number of cells in the gap
// // (usually >3; lower than this might not
// // resolve correctly)
@ -283,20 +283,29 @@ castellatedMeshControls
// // whilst doing the gap-level refinement.
// //gapMode inside; // inside/outside/mixed
//}
}
directionalRefinementRegions
{
refinementBox // Closed surface
{
mode inside;
levelIncrement // Specification of additional refinement
(
(0 (1 0 0)) // For level 0 cells: add one level refinement in x
(1 (1 0 0)) // For level 1 cells: add one level refinement in x
);
}
//wakeBox
//{
// mode inside;
// // Dummy base level
// levels ((10000 0));
//
// // Optional directional refinement (after all other refinement)
// // Directional refinement
// // for all cells according to 'mode' ('inside' or 'outside';
// // 'distance' not supported) and within certain range. E.g.
// // - for all cells with level 2-5
// // - do one split in x direction
// levelIncrement (2 5 (1 0 0));
//
// // Note
// // - ignores 'levels' and gap* settings.
// // - the cellLevel/pointLevels files are no longer consistent
// // with the mesh, the resulting mesh is no longer compatible
// // with e.g. dynamic refinement/unrefinement.
// // - cellLevel will include any directional refinement
// // (i.e. it will be the maximum of all three directions)
//}
}