@thi.ng/vectors/perpendicular.js

Optimized 2d/3d/4d and arbitrary length vector operations, support for memory mapping/layouts

import { setC2 } from "./setc.js";
const perpendicularCCW = (out, a) => setC2(out || a, -a[1], a[0]);
const perpendicularCW = (out, a) => setC2(out || a, a[1], -a[0]);
export {
  perpendicularCCW,
  perpendicularCW
};