Commit a3621bd6 authored by mattijs's avatar mattijs
Browse files

ENH: mesh motion on layered meshes.

Specifies motion as a set of interpolations on subsets of the mesh.
parent ebcb825f
fvMotionSolvers/fvMotionSolver/fvMotionSolver.C
fvMotionSolvers/velocity/laplacian/velocityLaplacianFvMotionSolver.C
fvMotionSolvers/displacement/displacementFvMotionSolver/displacementFvMotionSolver.C
fvMotionSolvers/displacement/layeredSolver/displacementLayeredMotionFvMotionSolver.C
fvMotionSolvers/displacement/interpolation/displacementInterpolationFvMotionSolver.C
fvMotionSolvers/displacement/laplacian/displacementLaplacianFvMotionSolver.C
fvMotionSolvers/displacement/SBRStress/displacementSBRStressFvMotionSolver.C
......
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2009 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM; if not, write to the Free Software Foundation,
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\*---------------------------------------------------------------------------*/
#include "displacementLayeredMotionFvMotionSolver.H"
#include "addToRunTimeSelectionTable.H"
#include "pointEdgeStructuredWalk.H"
#include "pointFields.H"
#include "PointEdgeWave.H"
#include "syncTools.H"
#include "interpolationTable.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
defineTypeNameAndDebug(displacementLayeredMotionFvMotionSolver, 0);
addToRunTimeSelectionTable
(
fvMotionSolver,
displacementLayeredMotionFvMotionSolver,
dictionary
);
}
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
void Foam::displacementLayeredMotionFvMotionSolver::calcZoneMask
(
const label cellZoneI,
PackedBoolList& isZonePoint,
PackedBoolList& isZoneEdge
) const
{
if (cellZoneI == -1)
{
isZonePoint.setSize(mesh().nPoints());
isZonePoint = 1;
isZoneEdge.setSize(mesh().nEdges());
isZoneEdge = 1;
}
else
{
const cellZone& cz = mesh().cellZones()[cellZoneI];
label nPoints = 0;
forAll(cz, i)
{
const labelList& cPoints = mesh().cellPoints(cz[i]);
forAll(cPoints, cPointI)
{
if (!isZonePoint[cPoints[cPointI]])
{
isZonePoint[cPoints[cPointI]] = 1;
nPoints++;
}
}
}
syncTools::syncPointList
(
mesh(),
isZonePoint,
orEqOp<unsigned int>(),
0
);
// Mark edge inside cellZone
label nEdges = 0;
forAll(cz, i)
{
const labelList& cEdges = mesh().cellEdges(cz[i]);
forAll(cEdges, cEdgeI)
{
if (!isZoneEdge[cEdges[cEdgeI]])
{
isZoneEdge[cEdges[cEdgeI]] = 1;
nEdges++;
}
}
}
syncTools::syncEdgeList
(
mesh(),
isZoneEdge,
orEqOp<unsigned int>(),
0
);
Info<< "On cellZone " << cz.name()
<< " marked " << returnReduce(nPoints, sumOp<label>())
<< " points and " << returnReduce(nEdges, sumOp<label>())
<< " edges." << endl;
}
}
// Find distance to starting point
void Foam::displacementLayeredMotionFvMotionSolver::walkStructured
(
const label cellZoneI,
const PackedBoolList& isZonePoint,
const PackedBoolList& isZoneEdge,
const labelList& seedPoints,
const vectorField& seedData,
scalarField& distance,
vectorField& data
) const
{
const pointField& points = mesh().points();
List<pointEdgeStructuredWalk> seedInfo(seedPoints.size());
forAll(seedPoints, i)
{
seedInfo[i] = pointEdgeStructuredWalk
(
true,
points[seedPoints[i]],
0.0,
seedData[i]
);
}
// Current info on points
List<pointEdgeStructuredWalk> allPointInfo(mesh().nPoints());
// Mark points inside cellZone
forAll(isZonePoint, pointI)
{
if (isZonePoint[pointI])
{
allPointInfo[pointI].inZone() = true;
}
}
// Current info on edges
List<pointEdgeStructuredWalk> allEdgeInfo(mesh().nEdges());
// Mark edges inside cellZone
forAll(isZoneEdge, edgeI)
{
if (isZoneEdge[edgeI])
{
allEdgeInfo[edgeI].inZone() = true;
}
}
// Walk
PointEdgeWave<pointEdgeStructuredWalk> wallCalc
(
mesh(),
seedPoints,
seedInfo,
allPointInfo,
allEdgeInfo,
mesh().globalData().nTotalPoints() // max iterations
);
// Extract distance and passive data
forAll(allPointInfo, pointI)
{
if (isZonePoint[pointI])
{
distance[pointI] = allPointInfo[pointI].dist();
data[pointI] = allPointInfo[pointI].data();
}
}
}
// Evaluate faceZone patch
Foam::tmp<Foam::vectorField>
Foam::displacementLayeredMotionFvMotionSolver::faceZoneEvaluate
(
const faceZone& fz,
const labelList& meshPoints,
const dictionary& dict,
const PtrList<pointVectorField>& patchDisp,
const label patchI
) const
{
tmp<vectorField> tfld(new vectorField(meshPoints.size()));
vectorField& fld = tfld();
const word& type = dict.lookup("type");
if (type == "fixedValue")
{
fld = vectorField("value", dict, meshPoints.size());
}
else if (type == "timeVaryingUniformFixedValue")
{
interpolationTable<vector> timeSeries(dict);
fld = timeSeries(mesh().time().timeOutputValue());
}
else if (type == "slip")
{
if ((patchI % 2) != 1)
{
FatalIOErrorIn
(
"displacementLayeredMotionFvMotionSolver::faceZoneEvaluate(..)",
*this
) << "slip can only be used on second faceZonePatch of pair."
<< "FaceZone:" << fz.name()
<< exit(FatalIOError);
}
// Use field set by previous bc
fld = vectorField(patchDisp[patchI-1], meshPoints);
}
else if (type == "follow")
{
// Only on boundary faces - follow boundary conditions
fld = vectorField(pointDisplacement_, meshPoints);
}
else
{
FatalIOErrorIn
(
"displacementLayeredMotionFvMotionSolver::faceZoneEvaluate(..)",
*this
) << "Unknown faceZonePatch type " << type << " for faceZone "
<< fz.name() << exit(FatalIOError);
}
return tfld;
}
void Foam::displacementLayeredMotionFvMotionSolver::cellZoneSolve
(
const label cellZoneI,
const dictionary& zoneDict
)
{
PackedBoolList isZonePoint(mesh().nPoints());
PackedBoolList isZoneEdge(mesh().nEdges());
calcZoneMask(cellZoneI, isZonePoint, isZoneEdge);
const dictionary& patchesDict = zoneDict.subDict("boundaryField");
if (patchesDict.size() != 2)
{
FatalIOErrorIn
(
"displacementLayeredMotionFvMotionSolver::"
"correctBoundaryConditions(..)",
*this
) << "Can only handle 2 faceZones (= patches) per cellZone. "
<< " cellZone:" << cellZoneI
<< " patches:" << patchesDict.toc()
<< exit(FatalIOError);
}
PtrList<scalarField> patchDist(patchesDict.size());
PtrList<pointVectorField> patchDisp(patchesDict.size());
// Allocate the fields
label patchI = 0;
forAllConstIter(dictionary, patchesDict, patchIter)
{
const word& faceZoneName = patchIter().keyword();
label zoneI = mesh().faceZones().findZoneID(faceZoneName);
if (zoneI == -1)
{
FatalIOErrorIn
(
"displacementLayeredMotionFvMotionSolver::"
"correctBoundaryConditions(..)",
*this
) << "Cannot find faceZone " << faceZoneName
<< endl << "Valid zones are " << mesh().faceZones().names()
<< exit(FatalIOError);
}
// Determine the points of the faceZone within the cellZone
const faceZone& fz = mesh().faceZones()[zoneI];
patchDist.set(patchI, new scalarField(mesh().nPoints()));
patchDisp.set
(
patchI,
new pointVectorField
(
IOobject
(
mesh().cellZones()[cellZoneI].name() + "_" + fz.name(),
mesh().time().timeName(),
mesh(),
IOobject::NO_READ,
IOobject::NO_WRITE,
false
),
pointDisplacement_ // to inherit the boundary conditions
)
);
patchI++;
}
// 'correctBoundaryConditions'
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Loops over all the faceZones and walks their boundary values
// Make sure we can pick up bc values from field
pointDisplacement_.correctBoundaryConditions();
patchI = 0;
forAllConstIter(dictionary, patchesDict, patchIter)
{
const word& faceZoneName = patchIter().keyword();
const dictionary& faceZoneDict = patchIter().dict();
// Determine the points of the faceZone within the cellZone
label zoneI = mesh().faceZones().findZoneID(faceZoneName);
const faceZone& fz = mesh().faceZones()[zoneI];
const labelList& fzMeshPoints = fz().meshPoints();
DynamicList<label> meshPoints(fzMeshPoints.size());
forAll(fzMeshPoints, i)
{
if (isZonePoint[fzMeshPoints[i]])
{
meshPoints.append(fzMeshPoints[i]);
}
}
// Get initial value for all the faceZone points
tmp<vectorField> tseed = faceZoneEvaluate
(
fz,
meshPoints,
faceZoneDict,
patchDisp,
patchI
);
Info<< "For cellZone:" << cellZoneI
<< " for faceZone:" << fz.name() << " nPoints:" << tseed().size()
<< " have patchField:"
<< " max:" << gMax(tseed())
<< " min:" << gMin(tseed())
<< " avg:" << gAverage(tseed())
<< endl;
// Set distance and transported value
walkStructured
(
cellZoneI,
isZonePoint,
isZoneEdge,
meshPoints,
tseed,
patchDist[patchI],
patchDisp[patchI]
);
// Implement real bc.
patchDisp[patchI].correctBoundaryConditions();
//Info<< "Writing displacement for faceZone " << fz.name()
// << " to " << patchDisp[patchI].name() << endl;
//patchDisp[patchI].write();
// // Copy into pointDisplacement for other fields to use
// forAll(isZonePoint, pointI)
// {
// if (isZonePoint[pointI])
// {
// pointDisplacement_[pointI] = patchDisp[patchI][pointI];
// }
// }
// pointDisplacement_.correctBoundaryConditions();
patchI++;
}
// Solve
// ~~~~~
// solving the interior is just interpolating
// // Get normalised distance
// pointScalarField distance
// (
// IOobject
// (
// "distance",
// mesh().time().timeName(),
// mesh(),
// IOobject::NO_READ,
// IOobject::NO_WRITE,
// false
// ),
// pointMesh::New(mesh()),
// dimensionedScalar("distance", dimLength, 0.0)
// );
// forAll(distance, pointI)
// {
// if (isZonePoint[pointI])
// {
// scalar d1 = patchDist[0][pointI];
// scalar d2 = patchDist[1][pointI];
// if (d1+d2 > SMALL)
// {
// scalar s = d1/(d1+d2);
// distance[pointI] = s;
// }
// }
// }
// Info<< "Writing distance pointScalarField to " << mesh().time().timeName()
// << endl;
// distance.write();
// Average
forAll(pointDisplacement_, pointI)
{
if (isZonePoint[pointI])
{
scalar d1 = patchDist[0][pointI];
scalar d2 = patchDist[1][pointI];
scalar s = d1/(d1+d2+VSMALL);
pointDisplacement_[pointI] =
(1-s)*patchDisp[0][pointI]
+ s*patchDisp[1][pointI];
}
}
pointDisplacement_.correctBoundaryConditions();
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::displacementLayeredMotionFvMotionSolver::
displacementLayeredMotionFvMotionSolver
(
const polyMesh& mesh,
Istream& is
)
:
displacementFvMotionSolver(mesh, is),
pointDisplacement_
(
IOobject
(
"pointDisplacement",
fvMesh_.time().timeName(),
fvMesh_,
IOobject::MUST_READ,
IOobject::AUTO_WRITE
),
pointMesh::New(fvMesh_)
)
{
pointDisplacement_.correctBoundaryConditions();
}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
Foam::displacementLayeredMotionFvMotionSolver::
~displacementLayeredMotionFvMotionSolver()
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::tmp<Foam::pointField>
Foam::displacementLayeredMotionFvMotionSolver::curPoints() const
{
tmp<pointField> tcurPoints
(
points0() + pointDisplacement_.internalField()
);
twoDCorrectPoints(tcurPoints());
// const pointField& pts = tcurPoints();
// forAll(pts, pointI)
// {
// Info<< " from:" << mesh().points()[pointI]
// << " to:" << pts[pointI]
// << endl;
// }
return tcurPoints;
}
void Foam::displacementLayeredMotionFvMotionSolver::solve()
{
const dictionary& ms = mesh().lookupObject<motionSolver>("dynamicMeshDict");
const dictionary& solverDict = ms.subDict(typeName + "Coeffs");
// Apply all regions (=cellZones)
const dictionary& regionDicts = solverDict.subDict("regions");
forAllConstIter(dictionary, regionDicts, regionIter)
{
const word& cellZoneName = regionIter().keyword();
const dictionary& regionDict = regionIter().dict();
label zoneI = mesh().cellZones().findZoneID(cellZoneName);
Info<< "solve : zone:" << cellZoneName << " index:" << zoneI
<< endl;
if (zoneI == -1)
{
FatalIOErrorIn
(
"displacementLayeredMotionFvMotionSolver::solve(..)",
*this
) << "Cannot find cellZone " << cellZoneName
<< endl << "Valid zones are " << mesh().cellZones().names()
<< exit(FatalIOError);
}
cellZoneSolve(zoneI, regionDict);
}
}
void Foam::displacementLayeredMotionFvMotionSolver::updateMesh
(
const mapPolyMesh& mpm
)
{
displacementFvMotionSolver::updateMesh(mpm);
}
// ************************************************************************* //