Joy Division: Unknown Pleasures Cover

on 21 Oct 2021

% Unknown Pleasures Album Cover code

n=500; % number of column / width of album

b=zeros(750,650); % Background area

p=pi*(1:n)/n; % input of sine function

for i=80:-1:1 % index of signal rows

r=zeros(1,n); % initializing pulsar signal vector

% sum of sine wave vectors of random magnitudes and 1:50 freq

for k=1:50

x=rand;

r=r+x*(sin(k*p)+1);

end

% hump vector to imitiate the big ridges

l1=rand/2-2;

w=humps(l1:0.01:l1+4.99);

v=2*x*(w-min(w))/80;

if x>0.3

v=flip(v) ;

end

% sum of sine waves and hump vector

r=floor((r.*v+v))+randi([0,2],1,n); % convert all values of r to integers because r needs to denote row indexes

% drawing one line the album cover

for j=1:n

z=r(j)+8*i+60;

b(z:z+2,j+75)=1;

b(1:z-1,j+75)=0;

end

imshow(rot90(b,2));