/**
* Flip the given plane.
*
* @param {plane} out - receiving plane
* @param {plane} plane - plane to flip
* @return {plane} out
* @alias module:modeling/maths/plane.flip
*/
const flip = (out, plane) => {
out[0] = -plane[0]
out[1] = -plane[1]
out[2] = -plane[2]
out[3] = -plane[3]
return out
}
module.exports = flip