dotColumn method

double dotColumn (int j, Vector3 v)

Returns the dot product of column j and v.

Implementation 

double dotColumn(int j, Vector3 v) {
  final Float64List vStorage = v._v3storage;
  return _m3storage[j * 3] * vStorage[0] +
      _m3storage[j * 3 + 1] * vStorage[1] +
      _m3storage[j * 3 + 2] * vStorage[2];
}