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water drop
on 5 Oct 2021
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r=1:.02:720;
t=log(r)*29;
M=peaks(1500)/90;
for k=0:2:4
M(sub2ind(size(M),750+fix(r.*sin(t+k)),750-fix(r.*cos(t+k))))=r.^.5;
end
w=sin(0:.05:pi).^2;
mesh(rot90(conv2(M,w'*w)))
view(66,80)
light('Po',[99 -40 2],'St','local','Col',[0 1 1]);
light('Po',[0 -1 1]);
set(gca,'CameraViewA',3)
colormap bone