
General.Trackball = 0;
General.RotationX = 0 ;
General.Color.Background = White ;
General.Color.Foreground = Red ;

View[0].IntervalsType = 2 ;

For(1:300)

  General.RotationX += 10 ;
  General.RotationY =  General.RotationX / 3 ;

  View[0].TimeStep++;

  Sleep 0.1;
  Draw;

EndFor

