(radius .(min-component ..(v- ...(height-normal ....(vmax .....(y ......(turbulate .......(saturation-from-rgb ........(checker 0.2391 1.919)) pos)) .....(saturation-from-rgb vturbulence))) ...(checker ....(vabs .....(vfrac ......(gradient -0.0601))) ....(vmax pos [-0.0307 -2.1047 -1.1138])))))