(dot 
.(gradient 
..(polar 
...(vsin 
....(vmod 
.....(max-component flecks) 
.....(y pos))))) 
.(vcos 
..(green-from-hsl 
...(y 
....(vdivide 
.....(vfrac 
......(vcos 
.......(green-from-hsl 
........(y 
.........(vdivide 
..........(vfrac 
...........(vmod [0.4988 -0.9583 -0.7934 -1.9005] 
............(max-component pos))) 
..........(v* pos 
...........(max-component 
............(radius 
.............(red-from-hsl [1.6058 1.1318 -0.8184 -1.3189]))))))))) 
.....(v* pos 
......(max-component 
.......(radius 
........(red-from-hsl [1.6058 1.1318 -0.8184 -1.3189])))))))))