code: public Vector2d fma(Vector2dc a, Vector2dc b, Vector2d dest) {
          dest.x = x + a.x() * b.x();
          dest.y = y + a.y() * b.y();
          return dest;
      }
docs: /* (non-Javadoc)
  @see org.joml.Vector2dc#fma(org.joml.Vector2dc, org.joml.Vector2dc, org.joml.Vector2d)