150 lines
4.5 KiB
C
150 lines
4.5 KiB
C
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{
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// Move fluid mesh
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const vectorField& n =
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mesh.boundaryMesh()[fluidPatchID].pointNormals();
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primitivePatchInterpolation patchInterpolator
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(
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mesh.boundaryMesh()[fluidPatchID]
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);
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scalarField pointDeltaCoeffs =
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patchInterpolator.faceToPointInterpolate
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(
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mesh.boundary()[fluidPatchID].deltaCoeffs()
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);
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scalar delta =
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gMax
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(
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mag
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(
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n
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& (
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accumulatedFluidInterfaceDisplacement
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+ fluidPatchPointsDispl
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- fluidPatchPointsDisplOld
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)
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)
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*pointDeltaCoeffs
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);
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Info << "Maximal accumulated displacement of interface points: "
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<< delta << endl;
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if(delta < interfaceDeformationLimit)
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{
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// Move only interface points
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pointField newPoints = mesh.allPoints();
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const labelList& meshPoints =
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mesh.boundaryMesh()[fluidPatchID].meshPoints();
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forAll (fluidPatchPointsDispl, pointI)
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{
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newPoints[meshPoints[pointI]] +=
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fluidPatchPointsDispl[pointI]
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- fluidPatchPointsDisplOld[pointI];
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}
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twoDPointCorrector twoDCorrector(mesh);
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twoDCorrector.correctPoints(newPoints);
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mesh.movePoints(newPoints);
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// Accumulate interface points displacement
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accumulatedFluidInterfaceDisplacement +=
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fluidPatchPointsDispl
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- fluidPatchPointsDisplOld;
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}
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else
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{
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// Move whole fluid mesh
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pointField newPoints = mesh.allPoints();
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const labelList& meshPoints =
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mesh.boundaryMesh()[fluidPatchID].meshPoints();
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forAll (accumulatedFluidInterfaceDisplacement, pointI)
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{
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newPoints[meshPoints[pointI]] -=
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accumulatedFluidInterfaceDisplacement[pointI];
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}
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twoDPointCorrector twoDCorrector(mesh);
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twoDCorrector.correctPoints(newPoints);
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mesh.movePoints(newPoints);
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accumulatedFluidInterfaceDisplacement +=
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fluidPatchPointsDispl
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- fluidPatchPointsDisplOld;
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if (feMotionSolver)
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{
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tetPointVectorField& motionU =
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const_cast<tetPointVectorField&>
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(
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mesh.objectRegistry::
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lookupObject<tetPointVectorField>
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(
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"motionU"
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)
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);
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fixedValueTetPolyPatchVectorField& motionUFluidPatch =
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refCast<fixedValueTetPolyPatchVectorField>
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(
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motionU.boundaryField()[fluidPatchID]
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);
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tetPolyPatchInterpolation tppi
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(
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refCast<const faceTetPolyPatch>(motionUFluidPatch.patch())
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);
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motionUFluidPatch ==
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tppi.pointToPointInterpolate
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(
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accumulatedFluidInterfaceDisplacement
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/runTime.deltaT().value()
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);
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}
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else if (fvMotionSolver)
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{
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pointVectorField& motionU =
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const_cast<pointVectorField&>
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(
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mesh.objectRegistry::
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lookupObject<pointVectorField>
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(
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"pointMotionU"
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)
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);
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fixedValuePointPatchVectorField& motionUFluidPatch =
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refCast<fixedValuePointPatchVectorField>
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(
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motionU.boundaryField()[fluidPatchID]
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);
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motionUFluidPatch ==
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accumulatedFluidInterfaceDisplacement
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/runTime.deltaT().value();
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}
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else
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{
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FatalErrorIn(args.executable())
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<< "Problem with mesh motion solver selection"
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<< abort(FatalError);
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}
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mesh.update();
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accumulatedFluidInterfaceDisplacement = vector::zero;
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}
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}
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