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#                           Grid data type                              #
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// gridtype: Grid type for generation, conversion, reconstruction, merging.
//           0 -- Unstructured grid.
//           1 -- Structured grid.
// nAxisRotateTimes: number of axis rotating times, zero (default) meaning without rotating.
// axisRotateOrder : axis rotating order.
//             1 -- X-axis.
//             2 -- Y-axis.
//             3 -- Z-axis.
// axisRotateAngles: axis rotating angles (degree), which are corresponding to the axis rotating order.
// from_gtype: Type of grid data type in grid conversion process.
//            -1 -- MULTI_TYPE.
//             1 -- PHengLEI, *.fts.
//             2 -- CGNS, *.cgns.
//             3 -- Plot3D type of structured grid, *.dat/*.grd.
//             4 -- Fieldview type of unstructured grid, *.dat/*.inp.
//             5 -- Fluent, *.cas/*.msh.
//             6 -- Ustar, mgrid.in.
//             7 -- Hybrid, include both of unstructured and structured grid, *.fts.
//             8 -- GMSH, *.msh.
int gridtype   = 0;
int nAxisRotateTimes     = 1;
int axisRotateOrder[]    = [1];
double axisRotateAngles[]= [90.0];
int from_gtype = 2;

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#                           File path                                   #
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// from_gfile: path of original data file for unstructure grid convert from.
// out_gfile:  path of target file for grid convert to, *.fts type of file usually.
string from_gfile = "./grid/X-38_unstr.cgns";
string out_gfile  = "./grid/X-38_unstr.fts";