I have to change my sig becouse of new meaning & and | operators in next beta.
Unfortunatly my new sig generates one warning. I don't like it but temporary I
stay with it and wait for shorter version.

ABX
--
#local e=function{#macro g(_)asc(substr("+-((*1,(,1./,-/*,(.&23/31'"l-_,1))*.1-4
#end#local l=26;pattern{object{sphere_sweep{linear_spline 13#local k=function(_)
{ceil(_)-_}#while(l>0)<g(1),g(0)>.01#local l=l-2;#end}}}}#local _=function{//ABX
e(k(atan2(z,y)),k(ln((x^2+y^2)+1e-5)),0)}sky_sphere{pigment{function{_(x,y,x)}}}

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