First version of dynamicPolyRefinementFvMesh
Refactored version of dynamicRefinePolyFvMesh in terms of topoChangerFvMesh
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Vuko Vukcevic
parent
15fc87e5dd
commit
ae02d50179
2 changed files with 296 additions and 0 deletions
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.0
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "dynamicPolyRefinementFvMesh.H"
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#include "addToRunTimeSelectionTable.H"
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#include "refinementSelection.H"
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#include "polyhedralRefinement.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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defineTypeNameAndDebug(dynamicPolyRefinementFvMesh, 0);
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addToRunTimeSelectionTable
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(
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topoChangerFvMesh,
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dynamicPolyRefinementFvMesh,
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IOobject
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);
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}
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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void Foam::dynamicPolyRefinementFvMesh::readDict()
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{
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// Read and check refinement interval
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refineInterval_ = readLabel(refinementDict_.lookup("refineInterval"));
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if (refineInterval_ < 1)
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{
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FatalErrorIn("dynamicPolyRefinementFvMesh::readDict()")
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<< "Illegal refineInterval found: " << refineInterval << nl
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<< "The refineInterval controls the refinement/unrefinement"
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<< " trigerring within a certain time step and should be > 0".
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<< exit(FatalError);
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}
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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dynamicPolyRefinementFvMesh::dynamicPolyRefinementFvMesh(const IOobject& io)
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:
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dynamicFvMesh(io),
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refinementDict_
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(
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IOdictionary
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(
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IOobject
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(
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"dynamicMeshDict",
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time().constant(),
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*this,
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IOobject::MUST_READ,
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IOobject::NO_WRITE,
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false
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)
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).subDict(typeName + "Coeffs")
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),
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refineInterval_(readLabel(refinementDict_.lookup("refineInterval"))),
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refinementSelectionPtr_(refinementSelection::New(*this, refinementDict_))
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{
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// Add the topology modifier engine
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Info<< "Adding polyhedralRefinement topology modifier" << endl;
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topoChanger_.setSize(1);
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topoChanger_.set
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(
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0,
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new polyhedralRefinement
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(
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"polyhedralRefinement",
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refinementDict_,
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0,
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topoChanger_
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)
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);
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// Write mesh and modifiers
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topoChanger_.writeOpt() = IOobject::AUTO_WRITE;
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topoChanger_.write();
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write();
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}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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dynamicPolyRefinementFvMesh::~dynamicPolyRefinementFvMesh()
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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bool dynamicPolyRefinementFvMesh::update()
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{
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// Re-read the data from dictionary for on-the-fly changes
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readDict();
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// Performing refinement/unrefinement when:
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// 1. We are at the first time step
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// 2. Time step is a multiplier of specified refineInterval
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if
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(
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time().timeIndex() > 0
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&& time().timeIndex() % refineInterval == 0
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)
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{
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// Get reference to polyhedralRefinement polyMeshModifier
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polyhedralRefinement& polyRefModifier =
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refCast<polyhedralRefinement>(topoChanger_[0]);
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// Get refinement candidates from refinement selection algorithm
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labelList cellsToRefine
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(
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refinementSelectionPtr_->cellsToRefine()
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);
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// Set cells to refine.
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// Notes:
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// 1. Invalidates the argument list
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// 2. polyhedralRefinement ensures that face and point consistent
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// refinement is performed
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polyRefModifier.setCellsToRefine(cellsToRefine);
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// Get unrefinement split points from refinement selection algorithm
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labelList splitPointsToUnrefine
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(
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refinementSelectionPtr_->splitPointsToUnrefine()
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);
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// Set split points to unrefine around.
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// Notes:
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// 1. Invalidates the argument list
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// 2. polyhedralRefinement ensures that only a consistent set of
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// split points is used for unrefinement
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polyRefModifier.setSplitPointsToUnrefine(splitPointsToUnrefine);
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// Perform refinement and unrefinement in one go
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autoPtr<mapPolyMesh> topoChangeMap = topoChanger_.changeMesh();
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return topoChangeMap->morphing();
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}
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// No refinement/unrefinement at this time step. Return false
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return false;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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@ -0,0 +1,118 @@
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.0
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::dynamicPolyRefinementFvMesh
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Description
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Adaptive mesh refinement for arbitrary polyhedral cells.
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SourceFiles
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dynamicPolyRefinementFvMesh.C
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Author
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Vuko Vukcevic, Wikki Ltd. All rights reserved
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Notes
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Generalisation and refactorisation of dynamicRefineMesh for polyhedral cells
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\*---------------------------------------------------------------------------*/
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#ifndef dynamicPolyRefinementFvMesh_H
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#define dynamicPolyRefinementFvMesh_H
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#include "topoChangerFvMesh.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class dynamicPolyRefinementFvMesh Declaration
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\*---------------------------------------------------------------------------*/
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class dynamicPolyRefinementFvMesh
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:
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public topoChangerFvMesh
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{
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// Private data
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//- Dictionary containing dynamic mesh coefficient controls
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dictionary refinementDict_;
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//- Refinement interval
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label refineInterval_;
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//- Refinement selection algorithm that has two jobs:
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// 1. Selects cells to refine from all cells
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// 2. Selects split points that are ok to refine based on given set of
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// all split points
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autoPtr<refinementSelection> refinementSelectionPtr_;
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// Private Member Functions
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//- Helper function for reading the dictionary and updating the data
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void readDict();
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// Copy control
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//- Disallow default bitwise copy construct
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dynamicPolyRefinementFvMesh(const dynamicPolyRefinementFvMesh&);
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//- Disallow default bitwise assignment
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void operator=(const dynamicPolyRefinementFvMesh&);
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public:
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//- Runtime type information
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TypeName("dynamicPolyRefinementFvMesh");
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// Constructors
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//- Construct from IOobject
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explicit dynamicPolyRefinementFvMesh(const IOobject& io);
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//- Destructor
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virtual ~dynamicPolyRefinementFvMesh();
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// Member Functions
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//- Update the mesh for topology change
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virtual bool update();
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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