public void gotoViewpoint(ViewpointStore vp){
  int index=viewpointList.indexOf(vp);
  if (index < 0) {
    return;
  }
  viewpointIndex=index;
  viewpointNode.setViewpoint(vp,true,true);
}

public void gotoViewpoint ( ViewpointStore vp ) { int index = viewpointList . indexOf ( vp ) ; if ( index < 0 ) { return ; } viewpointIndex = index ; viewpointNode . setViewpoint ( vp , true , true ) ; }
go to a specific viewpoint
