(hue-from-rgb .(gradient ..(vabs ...(dot ....(vconcat [1.639 -0.2579 1.9643] .....(gradient ......(vfloor [1.8458 -1.8605 -0.5752 -2.6779]))) ....(v- .....(gradient ......(v- .......(rgb-from-hsl pos) .......(vfloor -1.1085))) .....(vconcat [-0.7891 1.6656 -0.3284 2.6728] ......(height-normal .......(alpha [0.1267 0.5823 1.3776 0.5888]))))))))