(scale agate 
.(scale 8.053170372008376 
..(vdivide wood 
...(v+ 
....(vmax 
.....(scale 6.426276462157827 
......(rgb-from-hsl 
.......(gradient 
........(average 
.........(height-normal 
..........(vabs 
...........(hsl-from-rgb velvet))) 
.........(z 
..........(vcos velvet)))))) 
.....(z 
......(gradient 
.......(offset 
........(alpha 
.........(saturation-from-rgb -1.8355)) 
........(height 
.........(vabs 
..........(green-from-hsl velvet))))))) [0.4061 -0.1928 -1.0101 0.2881]))))