(radius .(vfrac ..(vdivide pos ...(t ....(offset .....(vdivide ......(y pos) plasma) .....(hue-from-rgb ......(vpow .......(square ........(polar flecks)) .......(adjust-hsl ........(average [-2.2246 -0.1303] [-2.1948 2.2141 -0.9632]) ........(rotate 2.5794 0.4935)))))))))