//ExampleSurface.bvr\n\n//Parametricsurface\nm=parametricSurface\nm.setMinMax=s,-1,1\nm.setMinMax=t,0,6.6\nm.setEquation=x,((3+s*cos(t/2))*cos(t))\nm.setEquation=y,((3+s*cos(t/2))*sin(t))\nm.setEquation=z,(s*sin(t/2))\nm.setSegmentCount=20\nm.color=yellow\nm.spawn\n\n\n//parametriccurve\np=parametricCurve\np.setMinMax=t,0,13\np.setEquation=x,((3+cos(t/2+1.5)/5)*cos(t))\np.setEquation=y,((3+cos(t/2+1.5)/5)*sin(t))\np.setEquation=z,(sin(t/2+1.5)/5)\np.setSegmentCount=150\np.color=red\np.setThickness=.2\np.spawn