Function _interpline

src/wrf/extension.py:194–215

Return the two-dimensional field interpolated to a line. This routine was originally written in scripted NCL code and doesn't directly wrap a Fortran routine. Located in WRFUserARW.ncl.

(field2d, xy, outview=None)

@cast_type(arg_idxs=(0, ))
@extract_and_transpose(do_transpose=False)
def _interpline(field2d, xy, outview=None):
    """Return the two-dimensional field interpolated to a line.

    This routine was originally written in scripted NCL code and doesn't
    directly wrap a Fortran routine.

    Located in WRFUserARW.ncl.

    """
    # Note:  This is using C-ordering
    if outview is None:
        outview = np.empty(xy.shape[0], dtype=field2d.dtype)

    tmp_shape = (1,) + field2d.shape
    var2dtmp = np.empty(tmp_shape, field2d.dtype)
    var2dtmp[0, :, :] = field2d[:, :]

    var1dtmp = _interp2dxy(var2dtmp, xy)

    outview[:] = var1dtmp[0, :]

    return outview


@check_args(0, 3, (3, 3, 3, 3))