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Crystalizing Convolutions
on 16 Oct 2021
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a=zeros(507,507);
a(257,257)=1;
b=a;
c=a;
h=ones(3,3);
for n=1:250
b=(conv2(a,h,'same')==1)|a;
a=double(b);
c=c+a;
end
cm=colormap('turbo');
cm(1,:)=[0,0,0];
imagesc(c);
axis off;
axis equal;
colormap(cm);
set(gcf,'Color','k');