Function geos_sys::GEOSOrientationIndex_r

pub unsafe extern "C" fn GEOSOrientationIndex_r(
    handle: GEOSContextHandle_t,
    Ax: c_double,
    Ay: c_double,
    Bx: c_double,
    By: c_double,
    Px: c_double,
    Py: c_double
) -> c_int