(hsl-from-rgb .(rgb-from-hsl ..(gradient ...(vfrac ....(vcos .....(vmod wood ......(vfrac .......(t ........(offset .........(scale ..........(v* [4.6432 1.2129999999999999 1.1195] ...........(radius ............(theta pos))) plasma) .........(hue-from-rgb ..........(v+ [2.6996 1.849] pos)))))))))))