Function mat2::rotate [−][src]
pub fn rotate<'out, T>(
out: &'out mut [T; 4],
a: &[T; 4],
angle: &T
) -> &'out mut [T; 4] where
T: Float + Add<T, Output = T>,
&'a T: Mul<&'b T, Output = T> + Neg<Output = T>,
Example
use std::f32; let mut m = mat2::new_identity::<f32>(); mat2::rotate(&mut m, &mat2::new_identity::<f32>(), &f32::consts::FRAC_PI_2,); assert_eq!(m[1], 1f32); assert_eq!(m[2], -1f32);