Macro euler::dmat2

macro_rules! dmat2 {
    () => { ... };
    ($expr:expr) => { ... };
    (
        $m00:expr, $m01:expr,
        $m10:expr, $m11:expr,
    ) => { ... };
}

Double-precision 2x2 matrix macro constructor.

Examples

Identity

let empty = dmat2!();
assert_eq!(
    empty.as_ref(),
    &[
        [1.0, 0.0],
        [0.0, 1.0],
    ]
);

Full

let full = dmat2!(
    1.2, 3.4,
    5.6, 7.8,
);
assert_eq!(
    full.as_ref(),
    &[
        [1.2, 3.4],
        [5.6, 7.8],
    ]
);