pub fn scale<U>(&self, target_min: U, target_max: U) -> HeightMap<U>
    where
        U: Num + std::cmp::PartialOrd + Copy + ToPrimitive + NumCast + std::fmt::Display,
    {
        let mut map = HeightMap::<U>::with_edge_size(self.edge_size());

        let (current_min, current_max) = self.min_max();

        let current_range = current_max - current_min;
        let target_range = target_max - target_min;

        for (i, height) in self.buffer.iter().enumerate() {
            map.buffer[i] = target_min
                + U::from((*height - current_min) / current_range * T::from(target_range).unwrap())
                    .unwrap();
        }

        map
    }