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on 1 Nov 2021
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% grid size & vectors
a=200;
b=(.5:a)'/a;
c=max(b,flip(b));
d=ones(a);
f=b-.5;
r=f'.^2+f.^2;
% Asymmetric Perlin-ish noise
g=abs(ifftn(exp(7i*rand(a))./r.^.9));
% Make our mountain:
surf(b,b',g.*(1-max(c,c'))*a/2)
% Add clouds:
hold on
for n = 1:30
surf(b,b',d*n,d+cat(3,1,1,1),EdgeA=.1,FaceA=.2);
end
% Scale the image
plot3(0,0,a/2,'w.');
% Pretty:
shading flat
c=summer;
colormap([c;c])
axis off
camva(4.5)
view(-100,16)
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