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Galaxy
on 20 Oct 2022
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a=508;
b=@rescale;
X=linspace(-1,1,a);
[y,x] = meshgrid(X);
r=(x.^2+y.^2).^.5;
r2=0-b(r,-2,.8);
z = b(sin(40*log(r2+2)+2*angle(x+y*1i)),0,1);
r2(r2<0)=0;
g=b(gray+.1*(1-parula),0,1);
colormap(g)
image(255*(1-r),'AlphaData',b((1-r2.*z),0,0.6).*b(abs(ifft2((r).^-1.25.*cos(7*rand(a)))),0,30));
camva(3)