xoa.interp.grid2relloc
- xoa.interp.grid2relloc(xxi, yyi, xo, yo)[source]
Compute coordinates of point relative to a curvilinear grid
- Parameters:
- Returns:
float – The integer part gives the grid cell index along the second dim, and the fractional part gives the coordinate relative this cell. A value of -1 means outside the grid.
float – The integer part gives the grid cell index along the first dim, and the fractional part gives the coordinate relative this cell. A value of -1 means outside the grid.