162     VectorType qvec;  in intersect()  local
171         qvec = cross(tvec, m_e0);  in intersect()
174         v = dot(ray.m_dir, qvec);  in intersect()
179         t = dot(m_e1, qvec);  in intersect()
191         qvec = cross(tvec, m_e0);  in intersect()
194         v = dot(ray.m_dir, qvec);  in intersect()
199         t = dot(m_e1, qvec);  in intersect()
224     VectorType qvec;  in intersect()  local
233         qvec = cross(tvec, m_e0);  in intersect()
236         const ValueType v = dot(ray.m_dir, qvec);  in intersect()
241         const ValueType t = dot(m_e1, qvec);  in intersect()
253         qvec = cross(tvec, m_e0);  in intersect()
256         const ValueType v = dot(ray.m_dir, qvec);  in intersect()
261         const ValueType t = dot(m_e1, qvec);  in intersect()
300     const VectorType qvec = cross(tvec, m_e0);  in intersect()  local
302     return dot(m_e1, qvec) / dot(m_e0, pvec);  in intersect()