/*--------------------------------*- C++ -*----------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Version:  7  
     \\/     M anipulation  |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      snappyHexMeshDict;
}

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

castellatedMesh true;
snap            true;
addLayers       false;

geometry
{
    rotating
    {
        type triSurfaceMesh;
        file "rotating.stl";
    }
    fixed
    {
        type triSurfaceMesh;
        file "fixed.stl";
    }
    
    rotatingzone
    {
        type triSurfaceMesh;
        file "rotatingZone.stl";
        
    }
}


castellatedMeshControls
{

    maxLocalCells 100000;
    maxGlobalCells 2000000;
    minRefinementCells 0;
    nCellsBetweenLevels 2;
    maxLoadUnbalance 0.10;

    features
    (
        {
            file "fixed.eMesh";
            level 0;
        }

        {
            file "rotating.eMesh";
            level 1;
        }
        {
            file "rotatingZone.eMesh";
            level 1;
        }

    );

    resolveFeatureAngle 30;

    refinementSurfaces
    {
        rotatingZone
        {
            level (2 2);
            cellZone rotatingzone;
            faceZone rotatingzone;
            cellZoneInside inside;
        }

        rotating
        {
            level (1 1);
        }

        fixed
        {
            level (0 0);
        }
    }

    refinementRegions
    {
        rotatingZone
        {
            mode distance;
            levels ((1.0 5) (2.0 3));
        }
        
    }

    locationInMesh (0.0 0.1 0.0); // Inside point

    allowFreeStandingZoneFaces true;
}

// Settings for the snapping.
snapControls
{

    nSmoothPatch 3;

    tolerance 1.0;

    nSolveIter 300;

    nRelaxIter 10;

    nFeatureSnapIter 10;

    implicitFeatureSnap true;

    explicitFeatureSnap false;

    multiRegionFeatureSnap true;
}

// Settings for the layer addition.
addLayersControls
{

    relativeSizes true;

    layers
    {
    }

    expansionRatio 1.0;

    finalLayerThickness 0.3;

    minThickness 0.25;

    nGrow 0;

    featureAngle 30;

    nRelaxIter 5;

    nSmoothSurfaceNormals 1;

    nSmoothNormals 3;

    nSmoothThickness 10;

    maxFaceThicknessRatio 0.5;

    maxThicknessToMedialRatio 0.3;

    minMedianAxisAngle 90;

    nBufferCellsNoExtrude 0;

    nLayerIter 50;

    nRelaxedIter 20;
}

meshQualityControls
{
    #include "meshQualityDict"

    relaxed
    {
        maxNonOrtho 75;
    }
}

writeFlags
(
);

mergeTolerance 1E-6;


// ************************************************************************* //