copyInto method Null safety

Vector3 copyInto(
  1. Vector3 arg
)

Copy this into arg.

Implementation

Vector3 copyInto(Vector3 arg) {
  final argStorage = arg._v3storage;
  argStorage[0] = _v3storage[0];
  argStorage[1] = _v3storage[1];
  argStorage[2] = _v3storage[2];
  return arg;
}