module.exports = copy

/**
 * Copy the values from one mat2 to another
 *
 * @alias mat2.copy
 * @param {mat2} out the receiving matrix
 * @param {mat2} a the source matrix
 * @returns {mat2} out
 */
function copy(out, a) {
  out[0] = a[0]
  out[1] = a[1]
  out[2] = a[2]
  out[3] = a[3]
  return out
}