Function glm::builtin::log2

pub fn log2<F: BaseFloat, T: GenFloat<F>>(x: T) -> T

Returns the base 2 logarithm of x. i.e., the value y which satisfies x = 2^y.

Results are undefined if x < 0.

Example

use glm::{ log2, vec2 };
assert_eq!(log2(vec2(64., 256.)), vec2(6., 8.));