//process this file using: m4 -P blockMeshDict.m4 > blockMeshDict

//m4 definitions -----------------------------







//Geometry -----------------------------------
// 2 planes levels



// Angle span for inner block



// Angle span for outer block



// Radial dimensions




// Mesh parameters





FoamFile
{
    version         2.0;
    format          ascii;
    class           dictionary;
    object          blockMeshDict;
}

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

convertToMeters 1;

vertices
(
//Plane A:
//Bottom of curved block
(0.499999999999998 0.86602540378444 0.0) // Vertex A0 = 0 
(0.999999999999996 1.73205080756888 0.0) // Vertex A1 = 1 
(-0.866025403784436 0.500000000000004 0.0) // Vertex A2 = 2 
(-1.73205080756887 1.00000000000001 0.0) // Vertex A3 = 3 

//Plane B:
//Top of curved block
(0.499999999999998 0.86602540378444 0.1) // Vertex B0 = 4 
(0.999999999999996 1.73205080756888 0.1) // Vertex B1 = 5 
(-0.866025403784436 0.500000000000004 0.1) // Vertex B2 = 6 
(-1.73205080756887 1.00000000000001 0.1) // Vertex B3 = 7 

//Plane A: Bottom of straight block
(1.99238939618349 0.174311485495316 0.0) // Vertex B4 = 8 
(2.98858409427524 0.261467228242975 0.0) // Vertex B5 = 9 
(1.50941916044554 1.31211805798101 0.0) // Vertex B6 = 10 
(2.26412874066832 1.96817708697152 0.0) // Vertex B7 = 11 

//Plane B: Top of straight block
(1.99238939618349 0.174311485495316 0.1) // Vertex C0 = 12 
(2.98858409427524 0.261467228242975 0.1) // Vertex C1 = 13 
(1.50941916044554 1.31211805798101 0.1) // Vertex C2 = 14 
(2.26412874066832 1.96817708697152 0.1) // Vertex C3 = 15 

);

blocks
(
    hex ( 0 1 3 2 4 5 7 6 ) (25 17 1)   simpleGrading (1 1 1.0)
    hex ( 8 9 11 10 12 13 15 14 ) (25 27 1) simpleGrading (1 1 1.0)
);

edges
(
    // --- PLANE A: Bottom of curved block
    arc  0 2  (-0.25881904510252 0.965925826289069 0.0)
    arc  1 3  (-0.517638090205039 1.93185165257814 0.0)

    // --- PLANE B: Top of curved block
    arc  4 6  (-0.25881904510252 0.965925826289069  0.1)
    arc  5 7  (-0.517638090205039 1.93185165257814 0.1)

    // --- PLANE A: Bottom of straight block
    arc  8 10  (1.84100970690488 0.781462256978547 0.0)
    arc  9 11  (2.76151456035732 1.17219338546782 0.0)

    // --- PLANE B: Top of straight block
    arc  12 14  (1.84100970690488 0.781462256978547 0.1)
    arc  13 15  (2.76151456035732 1.17219338546782 0.1)
);

patches
(
    patch outflow
    (
        ( 9 11 15 13 )
    )
    patch inflow
    (
        ( 0 4 6 2 )
    )


    cyclicGgi upstreamPerio1
    (
        (8 9 13 12)
    )

    cyclicGgi upstreamPerio2
    (
        (10 14 15 11)
    )

    mixingPlane upstreamMixingPlanePatch
    (
        ( 8 12 14 10 )
    )

    mixingPlane downstreamMixingPlanePatch
    (
        ( 1 3 7 5 )
    )


    symmetryPlane downstreamWall
    (
        ( 0 2 3 1 )
        ( 4 5 7 6 )
    )

    symmetryPlane upstreamWall
    (
        ( 13 15 14 12)
        (8 10 11 9)
    )

    cyclicGgi downstreamPerio1
    (
        (0 1 5 4)
    )

    cyclicGgi downstreamPerio2
    (
        (2 6 7 3)
    )

);

mergePatchPairs
(
);