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893 lines
24 KiB
C
893 lines
24 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM 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
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "Pstream.H"
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#include "functionObjectList.H"
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#include "wallBoundedStreamLine.H"
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#include "fvMesh.H"
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#include "wallBoundedStreamLineParticleCloud.H"
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#include "ReadFields.H"
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#include "meshSearch.H"
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#include "sampledSet.H"
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#include "globalIndex.H"
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#include "mapDistribute.H"
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#include "interpolationCellPoint.H"
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#include "PatchTools.H"
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#include "meshSearchMeshObject.H"
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#include "faceSet.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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defineTypeNameAndDebug(wallBoundedStreamLine, 0);
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}
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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Foam::autoPtr<Foam::indirectPrimitivePatch>
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Foam::wallBoundedStreamLine::wallPatch() const
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{
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const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
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const polyBoundaryMesh& patches = mesh.boundaryMesh();
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label nFaces = 0;
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forAll(patches, patchi)
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{
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//if (!polyPatch::constraintType(patches[patchi].type()))
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if (isA<wallPolyPatch>(patches[patchi]))
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{
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nFaces += patches[patchi].size();
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}
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}
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labelList addressing(nFaces);
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nFaces = 0;
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forAll(patches, patchi)
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{
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//if (!polyPatch::constraintType(patches[patchi].type()))
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if (isA<wallPolyPatch>(patches[patchi]))
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{
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const polyPatch& pp = patches[patchi];
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forAll(pp, i)
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{
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addressing[nFaces++] = pp.start()+i;
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}
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}
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}
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return autoPtr<indirectPrimitivePatch>
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(
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new indirectPrimitivePatch
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(
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IndirectList<face>
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(
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mesh.faces(),
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addressing
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),
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mesh.points()
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)
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);
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}
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Foam::tetIndices Foam::wallBoundedStreamLine::findNearestTet
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(
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const PackedBoolList& isWallPatch,
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const point& seedPt,
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const label celli
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) const
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{
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const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
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const cell& cFaces = mesh.cells()[celli];
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label minFacei = -1;
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label minTetPtI = -1;
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scalar minDistSqr = sqr(GREAT);
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forAll(cFaces, cFacei)
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{
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label facei = cFaces[cFacei];
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if (isWallPatch[facei])
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{
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const face& f = mesh.faces()[facei];
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const label fp0 = mesh.tetBasePtIs()[facei];
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const point& basePoint = mesh.points()[f[fp0]];
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label fp = f.fcIndex(fp0);
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for (label i = 2; i < f.size(); i++)
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{
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const point& thisPoint = mesh.points()[f[fp]];
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label nextFp = f.fcIndex(fp);
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const point& nextPoint = mesh.points()[f[nextFp]];
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const triPointRef tri(basePoint, thisPoint, nextPoint);
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scalar d2 = magSqr(tri.centre() - seedPt);
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if (d2 < minDistSqr)
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{
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minDistSqr = d2;
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minFacei = facei;
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minTetPtI = i-1;
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}
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fp = nextFp;
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}
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}
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}
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// Put particle in tet
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return tetIndices
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(
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celli,
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minFacei,
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minTetPtI,
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mesh
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);
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}
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void Foam::wallBoundedStreamLine::track()
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{
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const Time& runTime = obr_.time();
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const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
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// Determine the 'wall' patches
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// These are the faces that need to be followed
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autoPtr<indirectPrimitivePatch> boundaryPatch(wallPatch());
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PackedBoolList isWallPatch(mesh.nFaces());
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forAll(boundaryPatch().addressing(), i)
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{
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isWallPatch[boundaryPatch().addressing()[i]] = 1;
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}
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// Find nearest wall particle for the seedPoints
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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IDLList<wallBoundedStreamLineParticle> initialParticles;
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wallBoundedStreamLineParticleCloud particles
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(
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mesh,
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cloudName_,
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initialParticles
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);
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{
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// Get the seed points
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// ~~~~~~~~~~~~~~~~~~~
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const sampledSet& seedPoints = sampledSetPtr_();
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forAll(seedPoints, i)
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{
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const point& seedPt = seedPoints[i];
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label celli = seedPoints.cells()[i];
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tetIndices ids(findNearestTet(isWallPatch, seedPt, celli));
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if (ids.face() != -1 && isWallPatch[ids.face()])
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{
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//Pout<< "Seeding particle :" << nl
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// << " seedPt:" << seedPt << nl
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// << " face :" << ids.face() << nl
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// << " at :" << mesh.faceCentres()[ids.face()] << nl
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// << " cell :" << mesh.cellCentres()[ids.cell()] << nl
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// << endl;
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particles.addParticle
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(
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new wallBoundedStreamLineParticle
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(
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mesh,
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ids.faceTri(mesh).centre(),
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ids.cell(),
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ids.face(), // tetFace
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ids.tetPt(),
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-1, // not on a mesh edge
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-1, // not on a diagonal edge
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lifeTime_ // lifetime
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)
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);
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}
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else
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{
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Pout<< type() << " : ignoring seed " << seedPt
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<< " since not in wall cell." << endl;
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}
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}
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}
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label nSeeds = returnReduce(particles.size(), sumOp<label>());
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Info<< type() << " : seeded " << nSeeds << " particles." << endl;
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// Read or lookup fields
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PtrList<volScalarField> vsFlds;
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PtrList<interpolation<scalar>> vsInterp;
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PtrList<volVectorField> vvFlds;
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PtrList<interpolation<vector>> vvInterp;
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label UIndex = -1;
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if (loadFromFiles_)
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{
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IOobjectList allObjects(mesh, runTime.timeName());
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IOobjectList objects(2*fields_.size());
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forAll(fields_, i)
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{
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objects.add(*allObjects[fields_[i]]);
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}
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ReadFields(mesh, objects, vsFlds);
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vsInterp.setSize(vsFlds.size());
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forAll(vsFlds, i)
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{
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vsInterp.set
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(
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i,
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interpolation<scalar>::New
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(
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interpolationScheme_,
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vsFlds[i]
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)
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);
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}
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ReadFields(mesh, objects, vvFlds);
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vvInterp.setSize(vvFlds.size());
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forAll(vvFlds, i)
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{
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vvInterp.set
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(
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i,
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interpolation<vector>::New
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(
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interpolationScheme_,
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vvFlds[i]
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)
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);
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}
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}
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else
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{
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label nScalar = 0;
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label nVector = 0;
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forAll(fields_, i)
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{
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if (mesh.foundObject<volScalarField>(fields_[i]))
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{
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nScalar++;
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}
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else if (mesh.foundObject<volVectorField>(fields_[i]))
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{
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nVector++;
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}
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else
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{
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FatalErrorInFunction
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<< "Cannot find field " << fields_[i] << endl
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<< "Valid scalar fields are:"
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<< mesh.names(volScalarField::typeName) << endl
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<< "Valid vector fields are:"
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<< mesh.names(volVectorField::typeName)
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<< exit(FatalError);
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}
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}
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vsInterp.setSize(nScalar);
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nScalar = 0;
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vvInterp.setSize(nVector);
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nVector = 0;
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forAll(fields_, i)
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{
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if (mesh.foundObject<volScalarField>(fields_[i]))
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{
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const volScalarField& f = mesh.lookupObject<volScalarField>
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(
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fields_[i]
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);
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vsInterp.set
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(
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nScalar++,
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interpolation<scalar>::New
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(
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interpolationScheme_,
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f
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)
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);
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}
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else if (mesh.foundObject<volVectorField>(fields_[i]))
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{
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const volVectorField& f = mesh.lookupObject<volVectorField>
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(
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fields_[i]
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);
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if (f.name() == UName_)
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{
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UIndex = nVector;
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}
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vvInterp.set
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(
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nVector++,
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interpolation<vector>::New
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(
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interpolationScheme_,
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f
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)
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);
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}
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}
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}
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// Store the names
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scalarNames_.setSize(vsInterp.size());
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forAll(vsInterp, i)
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{
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scalarNames_[i] = vsInterp[i].psi().name();
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}
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vectorNames_.setSize(vvInterp.size());
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forAll(vvInterp, i)
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{
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vectorNames_[i] = vvInterp[i].psi().name();
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}
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// Check that we know the index of U in the interpolators.
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if (UIndex == -1)
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{
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FatalErrorInFunction
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<< "Cannot find field to move particles with : " << UName_
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<< endl
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<< "This field has to be present in the sampled fields "
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<< fields_
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<< " and in the objectRegistry." << endl
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<< exit(FatalError);
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}
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// Sampled data
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// ~~~~~~~~~~~~
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// Size to maximum expected sizes.
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allTracks_.clear();
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allTracks_.setCapacity(nSeeds);
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allScalars_.setSize(vsInterp.size());
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forAll(allScalars_, i)
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{
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allScalars_[i].clear();
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allScalars_[i].setCapacity(nSeeds);
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}
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allVectors_.setSize(vvInterp.size());
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forAll(allVectors_, i)
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{
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allVectors_[i].clear();
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allVectors_[i].setCapacity(nSeeds);
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}
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// additional particle info
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wallBoundedStreamLineParticle::trackingData td
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(
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particles,
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vsInterp,
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vvInterp,
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UIndex, // index of U in vvInterp
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trackForward_, // track in +u direction?
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trackLength_, // fixed track length
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isWallPatch, // which faces are to follow
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allTracks_,
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allScalars_,
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allVectors_
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);
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// Set very large dt. Note: cannot use GREAT since 1/GREAT is SMALL
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// which is a trigger value for the tracking...
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const scalar trackTime = Foam::sqrt(GREAT);
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// Track
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particles.move(td, trackTime);
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::wallBoundedStreamLine::wallBoundedStreamLine
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(
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const word& name,
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const objectRegistry& obr,
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const dictionary& dict,
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const bool loadFromFiles
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)
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:
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dict_(dict),
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name_(name),
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obr_(obr),
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loadFromFiles_(loadFromFiles),
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active_(true)
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{
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// Only active if a fvMesh is available
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if (isA<fvMesh>(obr_))
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{
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read(dict_);
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}
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else
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{
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active_ = false;
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WarningInFunction
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<< "No fvMesh available, deactivating " << name_
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<< nl << endl;
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}
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}
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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Foam::wallBoundedStreamLine::~wallBoundedStreamLine()
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::wallBoundedStreamLine::read(const dictionary& dict)
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{
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if (active_)
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{
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//dict_ = dict;
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dict.lookup("fields") >> fields_;
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if (dict.found("UName"))
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{
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dict.lookup("UName") >> UName_;
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}
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else
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{
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UName_ = "U";
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if (dict.found("U"))
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{
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IOWarningInFunction
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(
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dict
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) << "Using deprecated entry \"U\"."
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<< " Please use \"UName\" instead."
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<< endl;
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dict.lookup("U") >> UName_;
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}
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}
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if (findIndex(fields_, UName_) == -1)
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{
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FatalIOErrorInFunction
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(
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dict
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) << "Velocity field for tracking " << UName_
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<< " should be present in the list of fields " << fields_
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<< exit(FatalIOError);
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}
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dict.lookup("trackForward") >> trackForward_;
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dict.lookup("lifeTime") >> lifeTime_;
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if (lifeTime_ < 1)
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{
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FatalErrorInFunction
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<< "Illegal value " << lifeTime_ << " for lifeTime"
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<< exit(FatalError);
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}
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trackLength_ = VGREAT;
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if (dict.found("trackLength"))
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{
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dict.lookup("trackLength") >> trackLength_;
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Info<< type() << " : fixed track length specified : "
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<< trackLength_ << nl << endl;
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}
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|
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interpolationScheme_ = dict.lookupOrDefault
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(
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"interpolationScheme",
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interpolationCellPoint<scalar>::typeName
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);
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//Info<< typeName << " using interpolation " << interpolationScheme_
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// << endl;
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cloudName_ = dict.lookupOrDefault<word>
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(
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"cloudName",
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"wallBoundedStreamLine"
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);
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dict.lookup("seedSampleSet") >> seedSet_;
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const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
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const dictionary& coeffsDict = dict.subDict(seedSet_ + "Coeffs");
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sampledSetPtr_ = sampledSet::New
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|
(
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seedSet_,
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mesh,
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meshSearchMeshObject::New(mesh),
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coeffsDict
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);
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coeffsDict.lookup("axis") >> sampledSetAxis_;
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scalarFormatterPtr_ = writer<scalar>::New(dict.lookup("setFormat"));
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vectorFormatterPtr_ = writer<vector>::New(dict.lookup("setFormat"));
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|
|
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|
// Make sure that the mesh is trackable
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if (debug)
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{
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// 1. positive volume decomposition tets
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faceSet faces(mesh, "lowQualityTetFaces", mesh.nFaces()/100+1);
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if
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(
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polyMeshTetDecomposition::checkFaceTets
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|
(
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mesh,
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polyMeshTetDecomposition::minTetQuality,
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|
true,
|
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&faces
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)
|
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)
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{
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label nFaces = returnReduce(faces.size(), sumOp<label>());
|
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|
WarningInFunction
|
|
<< "Found " << nFaces
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<<" faces with low quality or negative volume "
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<< "decomposition tets. Writing to faceSet " << faces.name()
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<< endl;
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}
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|
// 2. all edges on a cell having two faces
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EdgeMap<label> numFacesPerEdge;
|
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forAll(mesh.cells(), celli)
|
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{
|
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const cell& cFaces = mesh.cells()[celli];
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|
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numFacesPerEdge.clear();
|
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|
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forAll(cFaces, cFacei)
|
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{
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label facei = cFaces[cFacei];
|
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const face& f = mesh.faces()[facei];
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forAll(f, fp)
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{
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const edge e(f[fp], f.nextLabel(fp));
|
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EdgeMap<label>::iterator eFnd =
|
|
numFacesPerEdge.find(e);
|
|
if (eFnd != numFacesPerEdge.end())
|
|
{
|
|
eFnd()++;
|
|
}
|
|
else
|
|
{
|
|
numFacesPerEdge.insert(e, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
forAllConstIter(EdgeMap<label>, numFacesPerEdge, iter)
|
|
{
|
|
if (iter() != 2)
|
|
{
|
|
FatalErrorInFunction
|
|
<< "problem cell:" << celli
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::execute()
|
|
{}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::end()
|
|
{}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::timeSet()
|
|
{}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::write()
|
|
{
|
|
if (active_)
|
|
{
|
|
const Time& runTime = obr_.time();
|
|
const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
|
|
|
|
|
|
// Do all injection and tracking
|
|
track();
|
|
|
|
|
|
if (Pstream::parRun())
|
|
{
|
|
// Append slave tracks to master ones
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
globalIndex globalTrackIDs(allTracks_.size());
|
|
|
|
// Construct a distribution map to pull all to the master.
|
|
labelListList sendMap(Pstream::nProcs());
|
|
labelListList recvMap(Pstream::nProcs());
|
|
|
|
if (Pstream::master())
|
|
{
|
|
// Master: receive all. My own first, then consecutive
|
|
// processors.
|
|
label trackI = 0;
|
|
|
|
forAll(recvMap, proci)
|
|
{
|
|
labelList& fromProc = recvMap[proci];
|
|
fromProc.setSize(globalTrackIDs.localSize(proci));
|
|
forAll(fromProc, i)
|
|
{
|
|
fromProc[i] = trackI++;
|
|
}
|
|
}
|
|
}
|
|
|
|
labelList& toMaster = sendMap[0];
|
|
toMaster.setSize(globalTrackIDs.localSize());
|
|
forAll(toMaster, i)
|
|
{
|
|
toMaster[i] = i;
|
|
}
|
|
|
|
const mapDistribute distMap
|
|
(
|
|
globalTrackIDs.size(),
|
|
sendMap.xfer(),
|
|
recvMap.xfer()
|
|
);
|
|
|
|
|
|
// Distribute the track positions. Note: use scheduled comms
|
|
// to prevent buffering.
|
|
mapDistribute::distribute
|
|
(
|
|
Pstream::scheduled,
|
|
distMap.schedule(),
|
|
distMap.constructSize(),
|
|
distMap.subMap(),
|
|
distMap.constructMap(),
|
|
allTracks_
|
|
);
|
|
|
|
// Distribute the scalars
|
|
forAll(allScalars_, scalarI)
|
|
{
|
|
mapDistribute::distribute
|
|
(
|
|
Pstream::scheduled,
|
|
distMap.schedule(),
|
|
distMap.constructSize(),
|
|
distMap.subMap(),
|
|
distMap.constructMap(),
|
|
allScalars_[scalarI]
|
|
);
|
|
}
|
|
// Distribute the vectors
|
|
forAll(allVectors_, vectorI)
|
|
{
|
|
mapDistribute::distribute
|
|
(
|
|
Pstream::scheduled,
|
|
distMap.schedule(),
|
|
distMap.constructSize(),
|
|
distMap.subMap(),
|
|
distMap.constructMap(),
|
|
allVectors_[vectorI]
|
|
);
|
|
}
|
|
}
|
|
|
|
|
|
label n = 0;
|
|
forAll(allTracks_, trackI)
|
|
{
|
|
n += allTracks_[trackI].size();
|
|
}
|
|
|
|
Info<< " Tracks:" << allTracks_.size() << nl
|
|
<< " Total samples:" << n << endl;
|
|
|
|
|
|
// Massage into form suitable for writers
|
|
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
if (Pstream::master() && allTracks_.size())
|
|
{
|
|
// Make output directory
|
|
|
|
fileName vtkPath
|
|
(
|
|
Pstream::parRun()
|
|
? runTime.path()/".."/"postProcessing"/"sets"/name()
|
|
: runTime.path()/"postProcessing"/"sets"/name()
|
|
);
|
|
if (mesh.name() != fvMesh::defaultRegion)
|
|
{
|
|
vtkPath = vtkPath/mesh.name();
|
|
}
|
|
vtkPath = vtkPath/mesh.time().timeName();
|
|
|
|
mkDir(vtkPath);
|
|
|
|
// Convert track positions
|
|
|
|
PtrList<coordSet> tracks(allTracks_.size());
|
|
forAll(allTracks_, trackI)
|
|
{
|
|
tracks.set
|
|
(
|
|
trackI,
|
|
new coordSet
|
|
(
|
|
"track" + Foam::name(trackI),
|
|
sampledSetAxis_ //"xyz"
|
|
)
|
|
);
|
|
tracks[trackI].transfer(allTracks_[trackI]);
|
|
}
|
|
|
|
// Convert scalar values
|
|
|
|
if (allScalars_.size() > 0)
|
|
{
|
|
List<List<scalarField>> scalarValues(allScalars_.size());
|
|
|
|
forAll(allScalars_, scalarI)
|
|
{
|
|
DynamicList<scalarList>& allTrackVals =
|
|
allScalars_[scalarI];
|
|
scalarValues[scalarI].setSize(allTrackVals.size());
|
|
|
|
forAll(allTrackVals, trackI)
|
|
{
|
|
scalarList& trackVals = allTrackVals[trackI];
|
|
scalarValues[scalarI][trackI].transfer(trackVals);
|
|
}
|
|
}
|
|
|
|
fileName vtkFile
|
|
(
|
|
vtkPath
|
|
/ scalarFormatterPtr_().getFileName
|
|
(
|
|
tracks[0],
|
|
scalarNames_
|
|
)
|
|
);
|
|
|
|
Info<< "Writing data to " << vtkFile.path() << endl;
|
|
|
|
scalarFormatterPtr_().write
|
|
(
|
|
true, // writeTracks
|
|
tracks,
|
|
scalarNames_,
|
|
scalarValues,
|
|
OFstream(vtkFile)()
|
|
);
|
|
}
|
|
|
|
// Convert vector values
|
|
|
|
if (allVectors_.size() > 0)
|
|
{
|
|
List<List<vectorField>> vectorValues(allVectors_.size());
|
|
|
|
forAll(allVectors_, vectorI)
|
|
{
|
|
DynamicList<vectorList>& allTrackVals =
|
|
allVectors_[vectorI];
|
|
vectorValues[vectorI].setSize(allTrackVals.size());
|
|
|
|
forAll(allTrackVals, trackI)
|
|
{
|
|
vectorList& trackVals = allTrackVals[trackI];
|
|
vectorValues[vectorI][trackI].transfer(trackVals);
|
|
}
|
|
}
|
|
|
|
fileName vtkFile
|
|
(
|
|
vtkPath
|
|
/ vectorFormatterPtr_().getFileName
|
|
(
|
|
tracks[0],
|
|
vectorNames_
|
|
)
|
|
);
|
|
|
|
//Info<< "Writing vector data to " << vtkFile << endl;
|
|
|
|
vectorFormatterPtr_().write
|
|
(
|
|
true, // writeTracks
|
|
tracks,
|
|
vectorNames_,
|
|
vectorValues,
|
|
OFstream(vtkFile)()
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::updateMesh(const mapPolyMesh&)
|
|
{
|
|
read(dict_);
|
|
}
|
|
|
|
|
|
void Foam::wallBoundedStreamLine::movePoints(const polyMesh&)
|
|
{
|
|
// Moving mesh affects the search tree
|
|
read(dict_);
|
|
}
|
|
|
|
|
|
//void Foam::wallBoundedStreamLine::readUpdate
|
|
//(const polyMesh::readUpdateState state)
|
|
//{
|
|
// if (state != UNCHANGED)
|
|
// {
|
|
// read(dict_);
|
|
// }
|
|
//}
|
|
|
|
|
|
// ************************************************************************* //
|