Function glm::ext::trace

pub fn trace<F: BaseFloat, C: GenFloatVec<F>, M: GenSquareMat<F, C>>(m: &M) -> F

Returns the trace of a square matrix m.

Example

use glm::mat2;
use glm::ext::trace;

let m2 = mat2(1., 3., 2., 4.);
assert_eq!(trace(&m2), 5.);