//ChangeFileNameHere.bvr\n\n//Parametric surface\nt=parametricSurface\nt.setMinMax=s,-1,1\nt.setMinMax=t,0,6.5\nt.setEquation=x,((3+(s)*cos(t/2))*cos(t))\nt.setEquation=y,((3+(s)*cos(t/2))*sin(t))\nt.setEquation=z,((s)*sin(t/2))\nt.setSegmentCount=30 \nt.spawn\n\ncurve=parametricCurve\ncurve.setMinMax=t,0,7\ncurve.setMinMax=s,0,7\ncurve.setEquation=x,((3+(1/5))*cos(t))\ncurve.setEquation=y,((3+(1/5))*sin(t))\ncurve.setEquation=z,((1/5)*sin(t/2))\ncurve.setSegmentCount=30\ncurve.setThickness=0.15\ncurve.color=red\ncurve.spawn