copyInto method Null safety

Matrix2 copyInto(
  1. Matrix2 arg
)

Copy this into arg.

Implementation

Matrix2 copyInto(Matrix2 arg) {
  final argStorage = arg._m2storage;
  argStorage[0] = _m2storage[0];
  argStorage[1] = _m2storage[1];
  argStorage[2] = _m2storage[2];
  argStorage[3] = _m2storage[3];
  return arg;
}