48    : m_origin(other.origin()), m_direction(other.direction())  in ParametrizedLine()
58   EIGEN_DEVICE_FUNC ParametrizedLine(const VectorType& origin, const VectorType& direction)  in ParametrizedLine()  argument
59     : m_origin(origin), m_direction(direction) {}  in ParametrizedLine()
76   EIGEN_DEVICE_FUNC const VectorType& direction() const { return m_direction; }  in direction()  function
77   EIGEN_DEVICE_FUNC VectorType& direction() { return m_direction; }  in direction()  function
85     return (diff - direction().dot(diff) * direction()).squaredNorm();  in squaredDistance()
94   { return origin() + direction().dot(p-origin()) * direction(); }  in projection()
125     m_direction = other.direction().template cast<Scalar>();  in ParametrizedLine()
149   direction() = hyperplane.normal().unitOrthogonal();  in ParametrizedLine()
159   return origin() + (direction()*t);   in pointAt()
169           / hyperplane.normal().dot(direction());  in intersectionParameter()