background{.5+z/3}disc{.8,z.7pigment{rgb 2-z}}sphere{z.3hollow pigment{rgbt 1}interior{media{emission 2samples 999density{function{max(0,sin(atan2(x,y)*48)*sin(atan2(x,z-1)*48))}turbulence.1}}}}cone{z,0,x/6-2*y+4*z,.1pigment{rgb y}}light_source{.4+z/6,2-z}