104 lines
3.2 KiB
C++
104 lines
3.2 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.1
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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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Description
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\*---------------------------------------------------------------------------*/
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#include "contactPatchPair.H"
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#include "volPointInterpolation.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void contactPatchPair::updateContact
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(
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const volVectorField& disp
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)
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{
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vectorField slaveVertexResult =
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patchToPatchInterpolate_.pointInterpolate<vector>
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(
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masterInterpolate_.faceToPointInterpolate
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(
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disp.boundaryField()[masterPatchIndex_]
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)
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);
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const vectorField& projectionDirection =
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mesh_.boundaryMesh()[slavePatchIndex_].pointNormals();
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// use this for touch fraction
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scalarField vertexSlaveGap =
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(
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(
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slaveVertexResult
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- slaveInterpolate_.faceToPointInterpolate
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(
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disp.boundaryField()[slavePatchIndex_]
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)
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)
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& projectionDirection
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) + patchToPatchInterpolate_.pointDistanceToIntersection() - tol_;
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// use this for slaveDisplacement
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vectorField vertexSlaveDisplacement =
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slaveVertexResult
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+ patchToPatchInterpolate_.pointDistanceToIntersection()
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*projectionDirection;
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// calculate area in contact
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const faceList& slavePatchLocalFaces =
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mesh_.boundaryMesh()[slavePatchIndex_].localFaces();
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const pointField& slavePatchLocalPoints =
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mesh_.boundaryMesh()[slavePatchIndex_].localPoints();
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touchFraction_ = 0;
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forAll (slavePatchLocalFaces, faceI)
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{
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touchFraction_[faceI] =
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slavePatchLocalFaces[faceI].areaInContact
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(
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slavePatchLocalPoints,
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vertexSlaveGap
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);
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}
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// calculate contact direction
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slaveDisplacement_ =
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slaveInterpolate_.pointToFaceInterpolate(vertexSlaveDisplacement);
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// ************************************************************************* //
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