private function init():void
    {
     stage.align = StageAlign.TOP_LEFT;
     stage.scaleMode = StageScaleMode.NO_SCALE;
     
     points = new Array();
     points[0] = new animation_ch16_Point3D( -50, -250, 100);
     points[1] = new animation_ch16_Point3D(  50, -250, 100);
     points[2] = new animation_ch16_Point3D( 200,  250, 100);
     points[3] = new animation_ch16_Point3D( 100,  250, 100);
     points[4] = new animation_ch16_Point3D(  50,  100, 100);
     points[5] = new animation_ch16_Point3D( -50,  100, 100);
     points[6] = new animation_ch16_Point3D(-100,  250, 100);
     points[7] = new animation_ch16_Point3D(-200,  250, 100);
     points[8] = new animation_ch16_Point3D(   0, -150, 100);
     points[9] = new animation_ch16_Point3D(  50,    0, 100);
     points[10] = new animation_ch16_Point3D(-50,    0, 100);
     for(var i:uint = 0; i < points.length; i++)
     {
      points[i].setVanishingPoint(vpX, vpY);
      points[i].setCenter(0, 0, 200);