//plane.bvr\nbuck=parametricSurface\nbuck.setMinMax=s,-3,3\nbuck.setMinMax=t,-3,3\nbuck.setEquation=x,(s)\nbuck.setEquation=y,(t)\nbuck.setEquation=z,(-s+3t)\nbuck.setSegmentCount=20\nbuck.color=0,0,255\nbuck.spawn\n\nkcub=parametricSurface\nkcub.setMinMax=s,-3,3\nkcub.setMinMax=t,-3,3\nkcub.setEquation=x,(s)\nkcub.setEquation=y,(t)\nkcub.setEquation=z,(-s+3t)\nkcub.setSegmentCount=20\nkcub.color=0,255,0\nkcub.spawn\n\n//eye=parametricSurface\n//eye.setMinMax=s,-3,3\n//eye.setMinMax=t,-3,3\n//eye.setEquation=x,(s)\n//eye.setEquation=y,(t)\n//eye.setEquation=z,(3s-t)\n//eye.setSegmentCount=20\n//eye.color=255,0,0\n//eye.spawn\n\nkcub.rotation=0,0,180\n\n//Text\ntxt=text\ntxt.text=luo.1017\ntxt.color=232,18,217\ntxt.position=0,0,4