Module bezier Copy item path

let bezier = Bezier::builder()
                .elements([0.0,5.0,3.0])
                .normalized::<f64>()
                .constant::<3>()
                .build()?;
let results = [0.0,3.25,3.0];
for (value,result) in bezier.take(3).zip(results.iter().copied()){
    assert_f64_near!(value, result);
}