24 , _position( h->xw, h->yw, h->zw )
25 , _entrance( h->xin, h->yin, h->zin )
26 , _direction( h->xout - h->xin, h->yout - h->yin, h->zout - h->zin )
27 , _distance( h->dist )
29 , _leftRight( ( h->lr < 0 ) ? 0 : 1 )
30 , _momentum( h->px, h->py, h->pz ) {