Adding initial version of the mesquiteMotionSolver, and associated tutorial.

Also including modifications to the include path for icoDyMFoam

applications/solvers/incompressible/icoDyMFoam/Make/options

@@ -1,6 +1,6 @@
 EXE_INC = \
-    -I$(LIB_SRC)/dynamicFvMesh/lnInclude \
-    -I$(LIB_SRC)/dynamicMesh/lnInclude \
+    -I$(LIB_SRC)/dynamicMesh/dynamicFvMesh/lnInclude \
+    -I$(LIB_SRC)/dynamicMesh/dynamicMesh/lnInclude \
     -I$(LIB_SRC)/meshTools/lnInclude \
     -I$(LIB_SRC)/finiteVolume/lnInclude
 

src/dynamicMesh/meshMotion/Allwmake

@@ -5,6 +5,7 @@ set -x
 # Make meshMotion solvers
 wmake libso fvMotionSolver
 wmake libso RBFMotionSolver
+wmake libso mesquiteMotionSolver
 (cd tetDecompositionMotionSolver ; ./Allwmake)
 
 # ----------------------------------------------------------------- end-of-file

src/dynamicMesh/meshMotion/AllwmakeLnInclude

@@ -4,3 +4,4 @@ set -x
 
 wmakeLnInclude fvMotionSolver
 wmakeLnInclude RBFMotionSolver
+wmakeLnInclude mesquiteMotionSolver

src/dynamicMesh/meshMotion/mesquiteMotionSolver/Make/files

@@ -0,0 +1,3 @@
+mesquiteMotionSolver.C
+
+LIB = $(FOAM_LIBBIN)/libmesquiteMotionSolver

src/dynamicMesh/meshMotion/mesquiteMotionSolver/Make/options

@@ -0,0 +1,9 @@
+EXE_INC = \
+    -I$(WM_THIRD_PARTY_DIR)/mesquite-2.1.2/lnInclude \
+    -I$(LIB_SRC)/meshTools/lnInclude \
+    -I$(LIB_SRC)/dynamicMesh/dynamicMesh/lnInclude \
+
+LIB_LIBS = \
+    -lmeshTools \
+    -ldynamicMesh \
+    -lmesquite

src/dynamicMesh/meshMotion/mesquiteMotionSolver/mesquiteMotionSolver.H

@@ -0,0 +1,301 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright held by original author
+     \\/     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.
+
+    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.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM; if not, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+Class
+    mesquiteMotionSolver
+
+Description
+    Thin interface to the Mesquite Mesh Improvement library.
+    Also provides surface-mesh smoothing capabilities.
+
+SourceFiles
+    mesquiteMotionSolver.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef mesquiteMotionSolver_H
+#define mesquiteMotionSolver_H
+
+#include "motionSolver.H"
+#include "Time.H"
+#include "Map.H"
+#include "Switch.H"
+#include "edgeList.H"
+#include "pointIOField.H"
+#include "HashSet.H"
+
+// Have gcc ignore certain warnings while including mesquite headers
+#pragma GCC diagnostic ignored "-Wold-style-cast"
+
+#include "Mesquite_all_headers.hpp"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+// Class forward declarations
+class polyMesh;
+
+/*---------------------------------------------------------------------------*\
+                      Class mesquiteMotionSolver Declaration
+\*---------------------------------------------------------------------------*/
+
+class mesquiteMotionSolver
+:
+    public motionSolver
+{
+
+    // Private data
+
+        //- The mesh to be moved
+        const polyMesh& Mesh_;
+
+        //- Mesh characteristics [2D/3D]
+        Switch twoDMesh_;
+
+        //- Number of points
+        unsigned long nPoints_;
+
+        //- Number of elements
+        unsigned long nCells_;
+
+        //- Number of auxiliary points
+        label nAuxPoints_;
+
+        //- Number of auxiliary elements
+        label nAuxCells_;
+
+        //- Switch to toggle surface smoothing
+        Switch surfaceSmoothing_;
+
+        //- Switch to toggle volume correction
+        Switch volumeCorrection_;
+
+        //- Specify tolerance for volume correction
+        scalar volCorrTolerance_;
+
+        //- Specify max volume correction iterations
+        label volCorrMaxIter_;
+
+        // Specify tolerance for the CG solver
+        scalar tolerance_;
+
+        //- Specify multiple mesh-motion sweeps
+        label nSweeps_;
+
+        //- Specify the surface-smoothing interval
+        label surfInterval_;
+
+        //- Specify a relaxation factor for surface-smoothing
+        scalar relax_;
+
+        //- Vertex coordinate array passed into Mesquite
+        mutable double* vtxCoords_;
+
+        //- Connectivity array passed into mesquite
+        mutable unsigned long* cellToNode_;
+
+        //- Flag array for vertices (fixed/free)
+        mutable int* fixFlags_;
+
+        //- Reference points
+        mutable pointIOField refPoints_;
+
+        //- Original points prior to surface-smoothing
+        mutable pointField origPoints_;
+
+        //- Map for the auxiliary entities
+        Map<Map<label> > auxPointMap_;
+        Map<Map<label> > auxSurfPointMap_;
+
+        //- The quality metric
+        word qMetric_;
+
+        //- Pointers to base element metric class
+        HashTable<autoPtr<Mesquite::QualityMetric> > qMetricTable_;
+
+        //- Pointer to base objective function
+        autoPtr<Mesquite::ObjectiveFunction> objFunction_;
+
+        //- Pointer to base optimization algorithm (vertex mover)
+        autoPtr<Mesquite::VertexMover> optAlgorithm_;
+
+        //- Termination criteria
+        Mesquite::TerminationCriterion tcInner_;
+        Mesquite::TerminationCriterion tcOuter_;
+
+        //- Data specific to Laplacian surface smoothing
+        labelList pIDs_;
+        labelList offsets_;
+        List<vectorField> pNormals_;
+        List<vectorField> gradEdge_;
+        List<vectorField> localPts_;
+        List<scalarField> edgeMarker_;
+
+        Map<vectorField> sendFields_;
+        Map<vectorField> recvFields_;
+
+        //- Explicit patch coupling for surface smoothing
+        Map<label> patchCoupling_;
+
+        // Fields for the CG solver
+        vectorField bV_;
+        vectorField xV_;
+        vectorField pV_;
+        vectorField rV_;
+        vectorField wV_;
+        vectorField bdy_;
+        scalarField pointMarker_;
+
+        scalar oldVolume_;
+
+    // Private Member Functions
+
+        // Sparse Matrix multiply
+        void A(const vectorField& p, vectorField& w);
+
+        // Dot-product
+        scalar dot(const vectorField& f1, const vectorField& f2);
+
+        // CG solver
+        label CG
+        (
+            const vectorField& b,
+            vectorField& p,
+            vectorField& r,
+            vectorField& w,
+            vectorField& x
+        );
+
+        // Compute the normalization factor for the matrix
+        scalar normFactor
+        (
+            const vectorField& x,
+            const vectorField& b,
+            const vectorField& w,
+            vectorField& tmpField
+        );
+
+        // Component-wise sumMag
+        scalar cmptSumMag(const vectorField& field);
+
+        // Transfer buffers after divergence compute.
+        void transferBuffers(vectorField &field);
+
+        // Apply boundary conditions
+        void applyBCs(vectorField &field);
+
+        // Private member function to compute connectivity data
+        void initArrays();
+
+        // Private member function to construct parallel connectivity data
+        void initParallelConnectivity();
+
+        // Copy auxiliary points to/from buffers
+        void copyAuxiliaryPoints(bool copyBack = false);
+
+        // Private member functions to read dictionary options
+        void readOptions();
+
+        // Apply fixed-value boundary conditions, if any.
+        void applyFixedValuePatches();
+
+        // Private member function to perform Laplacian surface smoothing
+        void smoothSurfaces();
+
+        // Compute quality of a tetrahedral cell
+        scalar tetQuality
+        (
+            const label cIndex,
+            const pointField& pField
+        );
+
+        // Private member function to check for invalid
+        // cells and correct if necessary.
+        void correctInvalidCells();
+
+        // Enforce cylindrical constraints for slip-patches
+        void enforceCylindricalConstraints();
+
+        // Prepare point-normals with updated point positions
+        void preparePointNormals();
+
+        // Utility method to check validity of cells connected to a point.
+        bool checkValidity
+        (
+            const vector& x,
+            const labelList& jList,
+            scalar& beta
+        );
+
+        // Clear out addressing
+        void clearOut();
+
+public:
+
+    //- Runtime type information
+    ClassName("mesquiteMotionSolver");
+
+
+    // Constructors
+
+        //- Construct from polyMesh
+        mesquiteMotionSolver(const polyMesh& mesh);
+
+        mesquiteMotionSolver(const polyMesh& mesh, Istream& msData);
+
+    // Destructor
+
+        virtual ~mesquiteMotionSolver();
+
+
+    // Member Functions
+
+        //- Return reference to the mesh to be moved
+        const polyMesh& mesh() const
+        {
+            return Mesh_;
+        }
+
+        //- Return point location obtained from the current motion field
+        virtual tmp<pointField> curPoints() const;
+
+        //- Solve for motion
+        virtual void solve();
+
+        //- Update topology
+        virtual void updateMesh(const mapPolyMesh&);
+};
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/0/motionU

@@ -0,0 +1,54 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+    class           tetPointVectorField;
+    object          motionU;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+dimensions      [0 1 -1 0 0 0 0];
+
+internalField   uniform (0 0 0);
+
+boundaryField
+{
+    bottomWall
+    {
+        type            fixedValue;
+        value           uniform (0 0 0);
+    }
+
+    sideWall
+    {
+        type            slip;
+    }
+
+    topWall
+    {
+        type            oscillatingFixedValue;
+        refValue        uniform (0 0 0);
+        amplitude       uniform (0 0 0.5);
+        frequency       0.1;
+        //type            fixedValue;
+        //value           uniform (0 0 0.1);
+    }
+
+    outlet
+    {
+        type            fixedValue;
+        value           uniform (0 0 0);
+    }
+}
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/Allclean

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+currDir=`pwd`
+application=`basename $currDir`
+cases="circCylinder3d"
+
+tutorialPath=`dirname $0`/..
+. $WM_PROJECT_DIR/bin/tools/CleanFunctions
+
+for case in $cases
+do
+    cleanTimeDirectories $case
+done
+

tutorials/mesh/moveDynamicMesh/circCylinder3d/Allrun

@@ -0,0 +1,11 @@
+#!/bin/bash
+# Source tutorial run functions
+. $WM_PROJECT_DIR/bin/tools/RunFunctions
+
+# Get application name
+application=`getApplication`
+
+#parentDir=`dirname $PWD`
+#application=`basename $parentDir`
+
+runApplication $application

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/dynamicMeshDict

@@ -0,0 +1,109 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    location    "constant";
+    object      dynamicMeshDict;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+// Select the type of dynamicFvMesh, and load custom library
+dynamicFvMesh           dynamicMotionSolverFvMesh;
+
+// Load custom libraries
+motionSolverLibs        ("libmesquiteMotionSolver.so");
+
+solver                  mesquiteMotionSolver;
+
+mesquiteOptions
+{
+    // Optimization metric
+    optMetric               AspectRatioGamma;
+
+    // Objective function
+    objFunction             LPtoP;
+
+    // Optimization algorithm
+    optAlgorithm            FeasibleNewton;
+
+    // Termination criteria sub-dictionary
+    // (takes default values if not specified)
+    // Specifying an empty sub-dictionary
+    // terminates with available options
+    tcInner
+    {
+        absGradL2            1e-4;
+        cpuTime              0.5;
+    }
+
+    // tcOuter
+    // {}
+
+    // For composite functions, two objectives need to be specified
+    // firstFunction           LPtoP;
+    // secondFunction          LInf;
+
+    // For scaled functions, scale and objective needs to be specified
+    // scaleFunction        PMeanP;
+    // scale                1.5;
+
+    // Power value for the LPtoP objective function
+    pValue                  2;
+    power                   2;
+
+    // Specify a tolerance for the surface-smoothing CG solver
+    tolerance               1e-2;
+
+    // Specify number of CG sweeps for surface-smoothing
+    nSweeps                 2;
+
+    // Specify slip patches for the motionSolver
+    slipPatches
+    {
+        sideWall;
+        topWall;
+    }
+
+    cylindricalConstraints
+    {
+        // Specify options per slip patch
+        sideWall
+        {
+            axisPoint      (0.0 0.0 0.0);
+            axisVector     (0.0 0.0 1.0);
+            radius          1.0;
+        }
+    }
+
+    // Specify fixedValue patches for the motionSolver
+    fixedValuePatches
+    {
+        topWall
+        {
+            //type          angularOscillatingDisplacement;
+            //amplitude     -0.0125;
+            type          oscillatingDisplacement;
+            amplitude     (0 0 -0.01);
+            axis          (1 0 0);
+            origin        (0 0 3);
+            angle0        0.0;
+            omega         0.15;
+            value         uniform (0 0 0);
+        }
+    }
+
+    // Specify interval for surface smoothing
+    surfInterval            1;
+}
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/polyMesh/boundary

@@ -0,0 +1,47 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       polyBoundaryMesh;
+    location    "constant/polyMesh";
+    object      boundary;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+4
+(
+    outlet
+    {
+        type            patch;
+        nFaces          29;
+        startFace       16089;
+    }
+    bottomWall
+    {
+        type            wall;
+        nFaces          174;
+        startFace       16118;
+    }
+    topWall
+    {
+        type            wall;
+        nFaces          175;
+        startFace       16292;
+    }
+    sideWall
+    {
+        type            wall;
+        nFaces          1068;
+        startFace       16467;
+    }
+)
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/polyMesh/cellZones

@@ -0,0 +1,23 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      cellZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+(
+)
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/polyMesh/faceZones

@@ -0,0 +1,23 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      faceZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+(
+)
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/polyMesh/pointZones

@@ -0,0 +1,23 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       regIOobject;
+    location    "constant/polyMesh";
+    object      pointZones;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+0
+(
+)
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/constant/polyMesh/zoneToPatchName

@@ -0,0 +1,34 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       wordList;
+    location    "constant/polyMesh";
+    object      zoneToPatchName;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+
+9
+(
+unknown
+unknown
+unknown
+outlet
+bottomWall
+topWall
+sideWall
+unknown
+default-interior
+)
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/system/controlDict

@@ -0,0 +1,52 @@
+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    location    "system";
+    object      controlDict;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+application    moveDynamicMesh;
+
+startTime           0;
+
+startFrom           latestTime;
+
+endTime             20.0;
+
+stopAt              endTime;
+
+deltaT              0.1;
+
+adjustTimeStep      no;
+
+maxCo               0.8;
+
+writeControl        timeStep;
+
+writeInterval       20;
+
+writeFormat         ascii;
+
+writeCompression    uncompressed;
+
+timeFormat          general;
+
+timePrecision       11;
+
+runTimeModifiable   yes;
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+

tutorials/mesh/moveDynamicMesh/circCylinder3d/system/decomposeParDict

@@ -0,0 +1,39 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+    class           dictionary;
+    object          decomposeParDict;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+
+numberOfSubdomains 4;
+
+method          metis;
+
+tolerance       5e-16;
+
+distributed     no;
+
+simpleCoeffs
+{
+    n           (1 1 1);
+    delta       0.001;
+}
+
+roots
+(
+);
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/system/fvSchemes

@@ -0,0 +1,55 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+    class           dictionary;
+    object          fvSchemes;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+ddtSchemes
+{
+    default         none;
+}
+
+gradSchemes
+{
+    default         none;
+}
+
+divSchemes
+{
+    default         none;
+}
+
+laplacianSchemes
+{
+    default         none;
+}
+
+interpolationSchemes
+{
+    default         none;
+}
+
+snGradSchemes
+{
+    default         none;
+}
+
+fluxRequired
+{
+    default         none;
+}
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/system/fvSolution

@@ -0,0 +1,26 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+    class           dictionary;
+    object          fvSolution;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+solvers
+{}
+
+PISO
+{}
+
+
+// ************************************************************************* //

tutorials/mesh/moveDynamicMesh/circCylinder3d/system/tetFemSolution

@@ -0,0 +1,24 @@
+/*---------------------------------------------------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM Extend Project: Open source CFD        |
+|  \\    /   O peration     | Version:  1.6-ext                               |
+|   \\  /    A nd           | Web:      www.extend-project.de                 |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+
+FoamFile
+{
+    version         2.0;
+    format          ascii;
+    class           dictionary;
+    object          tetFemTolerances;
+}
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+solvers
+{
+    motionU ICCG 1e-9 0.001;
+}
+
+// ************************************************************************* //