getColumn method

Vector3 getColumn (int column)

Gets the column of the matrix

Implementation 

Vector3 getColumn(int column) {
  final Vector3 r = new Vector3.zero();
  final Float64List rStorage = r._v3storage;
  final int entry = column * 3;
  rStorage[2] = _m3storage[entry + 2];
  rStorage[1] = _m3storage[entry + 1];
  rStorage[0] = _m3storage[entry + 0];
  return r;
}