Float njDistanceP2L( *p, *l, *cp ) NJS_POINT3 *p NJS_LINE *l NJS_POINT3 *cp
*p | 点データ |
*l | 線データ |
*cp | 点pから直線lに下ろした垂線の足の座標 |
NJS_POINT3 p, cp; NJS_LINE l; p.x = 6.f; p.y = 6.f; p.z = 4.f; l.px = 4.f; l.py = 3.f; l.pz = 2.f; l.vx = 3.f; l.vy = 2.f; l.vz = 1.f; njDistanceP2L(&p, &l, &cp); /* Result */ Return : 1.732051 cp (7, 5, 3)