Searched refs:dxyzdv (Results 1 – 1 of 1) sorted by relevance
148 SVector3 dxyzdu(0.), dxyzdv(0.); in getSurfElNormal() local156 dxyzdv(0) += gsf[j][1] * p.x(); in getSurfElNormal()157 dxyzdv(1) += gsf[j][1] * p.y(); in getSurfElNormal()158 dxyzdv(2) += gsf[j][1] * p.z(); in getSurfElNormal()161 SVector3 normal = crossprod(dxyzdu, dxyzdv); in getSurfElNormal()