// ----------------- overlap configuration ------------------------------
// numberOfGridGroups: The number of grid groups.
// codeOfOversetGrid: Overlapping(overset) grid or not.
//             0 -- NON-overlapping grid.
//             1 -- Overlapping grid.
// symetryOrNot: If there exist symetryplanes(XY plane, the coordinate of Z direction is 0) in 
                 the current overset grid(only for three dimension).
//             0 -- no.
//             1 -- yes.
// readInAuxiliaryInnerGrid: Whether to read auxiliary inner grid
//             0 -- no.
//             1 -- yes.
// twoOrderInterpolationOrNot: The number of interpolated cell layers in the overlapping boundary.
//             0 -- one layer.
//             1 -- two layers.
// keyEnlargeOfActiveNodes: The number of enlarged overset-boundary layers in the buffer region.
// outTecplotOverset: Whether to dump out the flowfield data after the progress of overset configure.
//             0 -- no.
//             1 -- yes.

int    numberOfGridGroups = 2;
string gridfile           = "./grid/Wing__8.fts"; 
string gridfile1          = "./grid/Missile__8.fts";
int    codeOfOversetGrid        = 1; 
int    symetryOrNot             = 1; 
int    readInAuxiliaryInnerGrid = 1; 
string auxiliaryInnerGrid0      = "./grid/WingIn.fts";
string auxiliaryInnerGrid1      = "./grid/MissileIn.fts";

int twoOrderInterpolationOrNot = 1;  
int keyEnlargeOfActiveNodes    = 3;  
int outTecplotOverset          = 1;