Function libR_sys::GEcontourLines

source ยท 
pub unsafe extern "C" fn GEcontourLines(
    x: *mut f64,
    nx: c_int,
    y: *mut f64,
    ny: c_int,
    z: *mut f64,
    levels: *mut f64,
    nl: c_int,
) -> SEXP
Expand description

From plot3d.c : used in package clines