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779
src/postProcessing/functionObjects/field/streamLine/streamLine.C
Normal file
779
src/postProcessing/functionObjects/field/streamLine/streamLine.C
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@ -0,0 +1,779 @@
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/*---------------------------------------------------------------------------*\
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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) 2011-2014 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
|
||||
the Free Software Foundation, either version 3 of the License, or
|
||||
(at your option) any later version.
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||||
|
||||
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
|
||||
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
for more details.
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||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
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 "streamLine.H"
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#include "fvMesh.H"
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#include "streamLineParticleCloud.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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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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defineTypeNameAndDebug(streamLine, 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::streamLine::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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void Foam::streamLine::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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IDLList<streamLineParticle> initialParticles;
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streamLineParticleCloud 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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const sampledSet& seedPoints = sampledSetPtr_();
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forAll(seedPoints, i)
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{
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particles.addParticle
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(
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new streamLineParticle
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(
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mesh,
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seedPoints[i],
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seedPoints.cells()[i],
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lifeTime_ // lifetime
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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 << " 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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FatalErrorIn("streamLine::track()")
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<< "Cannot find field " << fields_[i] << nl
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<< "Valid scalar fields are:"
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<< mesh.names(volScalarField::typeName) << nl
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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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FatalErrorIn("streamLine::track()")
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<< "Cannot find field to move particles with : " << UName_ << nl
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<< "This field has to be present in the sampled fields " << fields_
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<< " and in the objectRegistry."
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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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streamLineParticle::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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nSubCycle_, // automatic track control:step through cells in steps?
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trackLength_, // fixed track length
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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::streamLine::streamLine
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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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nSubCycle_(0)
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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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WarningIn
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(
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"streamLine::streamLine\n"
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"(\n"
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"const word&,\n"
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"const objectRegistry&,\n"
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"const dictionary&,\n"
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"const bool\n"
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")"
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) << "No fvMesh available, deactivating."
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<< nl << endl;
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||||
}
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}
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||||
|
||||
|
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
|
||||
|
||||
Foam::streamLine::~streamLine()
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{}
|
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|
||||
|
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
|
||||
|
||||
void Foam::streamLine::read(const dictionary& dict)
|
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{
|
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if (active_)
|
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{
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||||
Info<< type() << " " << name_ << ":" << nl;
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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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dict.lookup("UName") >> UName_;
|
||||
}
|
||||
else
|
||||
{
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||||
UName_ = "U";
|
||||
if (dict.found("U"))
|
||||
{
|
||||
IOWarningIn("streamLine::read(const dictionary&)", dict)
|
||||
<< "Using deprecated entry \"U\"."
|
||||
<< " Please use \"UName\" instead."
|
||||
<< endl;
|
||||
dict.lookup("U") >> UName_;
|
||||
}
|
||||
}
|
||||
|
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if (findIndex(fields_, UName_) == -1)
|
||||
{
|
||||
FatalIOErrorIn("streamLine::read(const dictionary&)", dict)
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||||
<< "Velocity field for tracking " << UName_
|
||||
<< " should be present in the list of fields " << fields_
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||||
<< exit(FatalIOError);
|
||||
}
|
||||
|
||||
|
||||
dict.lookup("trackForward") >> trackForward_;
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dict.lookup("lifeTime") >> lifeTime_;
|
||||
if (lifeTime_ < 1)
|
||||
{
|
||||
FatalErrorIn(":streamLine::read(const dictionary&)")
|
||||
<< "Illegal value " << lifeTime_ << " for lifeTime"
|
||||
<< exit(FatalError);
|
||||
}
|
||||
|
||||
|
||||
bool subCycling = dict.found("nSubCycle");
|
||||
bool fixedLength = dict.found("trackLength");
|
||||
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||||
if (subCycling && fixedLength)
|
||||
{
|
||||
FatalIOErrorIn("streamLine::read(const dictionary&)", dict)
|
||||
<< "Cannot both specify automatic time stepping (through '"
|
||||
<< "nSubCycle' specification) and fixed track length (through '"
|
||||
<< "trackLength')"
|
||||
<< exit(FatalIOError);
|
||||
}
|
||||
|
||||
|
||||
nSubCycle_ = 1;
|
||||
if (dict.readIfPresent("nSubCycle", nSubCycle_))
|
||||
{
|
||||
trackLength_ = VGREAT;
|
||||
if (nSubCycle_ < 1)
|
||||
{
|
||||
nSubCycle_ = 1;
|
||||
}
|
||||
Info<< " automatic track length specified through"
|
||||
<< " number of sub cycles : " << nSubCycle_ << nl << endl;
|
||||
}
|
||||
else
|
||||
{
|
||||
dict.lookup("trackLength") >> trackLength_;
|
||||
|
||||
Info<< " fixed track length specified : "
|
||||
<< trackLength_ << nl << endl;
|
||||
}
|
||||
|
||||
|
||||
interpolationScheme_ = dict.lookupOrDefault
|
||||
(
|
||||
"interpolationScheme",
|
||||
interpolationCellPoint<scalar>::typeName
|
||||
);
|
||||
|
||||
//Info<< " using interpolation " << interpolationScheme_
|
||||
// << endl;
|
||||
|
||||
cloudName_ = dict.lookupOrDefault<word>("cloudName", "streamLine");
|
||||
dict.lookup("seedSampleSet") >> seedSet_;
|
||||
|
||||
const fvMesh& mesh = dynamic_cast<const fvMesh&>(obr_);
|
||||
|
||||
meshSearchPtr_.reset(new meshSearch(mesh));
|
||||
|
||||
const dictionary& coeffsDict = dict.subDict(seedSet_ + "Coeffs");
|
||||
sampledSetPtr_ = sampledSet::New
|
||||
(
|
||||
seedSet_,
|
||||
mesh,
|
||||
meshSearchPtr_(),
|
||||
coeffsDict
|
||||
);
|
||||
coeffsDict.lookup("axis") >> sampledSetAxis_;
|
||||
|
||||
scalarFormatterPtr_ = writer<scalar>::New(dict.lookup("setFormat"));
|
||||
vectorFormatterPtr_ = writer<vector>::New(dict.lookup("setFormat"));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void Foam::streamLine::execute()
|
||||
{
|
||||
// const Time& runTime = obr_.time();
|
||||
// Pout<< "**streamLine::execute : time:" << runTime.timeName() << endl;
|
||||
//
|
||||
// bool isOutputTime = false;
|
||||
//
|
||||
// const functionObjectList& fobs = runTime.functionObjects();
|
||||
//
|
||||
// forAll(fobs, i)
|
||||
// {
|
||||
// if (isA<streamLineFunctionObject>(fobs[i]))
|
||||
// {
|
||||
// const streamLineFunctionObject& fo =
|
||||
// dynamic_cast<const streamLineFunctionObject&>(fobs[i]);
|
||||
//
|
||||
// if (fo.name() == name_)
|
||||
// {
|
||||
// Pout<< "found me:" << i << endl;
|
||||
// if (fo.outputControl().output())
|
||||
// {
|
||||
// isOutputTime = true;
|
||||
// break;
|
||||
// }
|
||||
// }
|
||||
// }
|
||||
// }
|
||||
//
|
||||
//
|
||||
// if (active_ && isOutputTime)
|
||||
// {
|
||||
// track();
|
||||
// }
|
||||
}
|
||||
|
||||
|
||||
void Foam::streamLine::end()
|
||||
{}
|
||||
|
||||
|
||||
void Foam::streamLine::timeSet()
|
||||
{}
|
||||
|
||||
|
||||
void Foam::streamLine::write()
|
||||
{
|
||||
if (active_)
|
||||
{
|
||||
Info<< type() << " " << name_ << " output:" << nl;
|
||||
|
||||
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::streamLine::updateMesh(const mapPolyMesh&)
|
||||
{
|
||||
read(dict_);
|
||||
}
|
||||
|
||||
|
||||
void Foam::streamLine::movePoints(const polyMesh&)
|
||||
{
|
||||
// Moving mesh affects the search tree
|
||||
read(dict_);
|
||||
}
|
||||
|
||||
|
||||
//void Foam::streamLine::readUpdate(const polyMesh::readUpdateState state)
|
||||
//{
|
||||
// if (state != UNCHANGED)
|
||||
// {
|
||||
// read(dict_);
|
||||
// }
|
||||
//}
|
||||
|
||||
|
||||
// ************************************************************************* //
|
||||
Reference in New Issue
Block a user