Function glm::ext::recip_length

pub fn recip_length<F: BaseFloat + GenFloat<F>, T: GenFloatVec<F>>(x: T) -> F

Returns the reciprocal (inverse) of the length of vector x.

Example

use glm::*;
use glm::ext::*;

let v = vec2(3., 4.);
assert_eq!(recip_length(v), 0.2);