使用uf5374() 源码: double dP1[3] = { 0.0,0.0,0.0 }; double dP2[3] = { 0.0,1.0,0.0 }; double dP3[3] = { 0.0,0.0,1.0 }; tag_t tagPlane; uf5374(dP1, dP2, dP3, &tagPlane); 使用UF_MODL_create_plane() double dP1[3] = { 0.0,0.0,0.0 }; double dDir[3] = { 1.0,0.0,0