The 20th Anniversary Pollock

on 17 Oct 2021

a=700;%canvas density

x=-1:2E-3:1;

g=[8 4 1 %orange

10 9 1 %yellow

5 1 1 %red

4 7 7%teal

0 0 0]/10;% black

for j=1:a %number of lines

t=2*pi*rand; %random angle

y=rand*x.^2;%start with a quadratic

X=x*cos(t)+y*sin(t);%rotate through random angle

Y=-x*sin(t)+y*cos(t);

s=randi(a-1);%beginning x index for line

e=s+randi(a-s);%ending x index

c=g(randi(5),:);%random logo colour

u=2*rand;%random y displacement

l=2*rand;%random x displacement

m=6*X;%starting pen size (had to grab a vector already in use because of character limit)

for k=s:e-1

m(k+1)=m(k)+8*(rand-.5);%pen size random walk

end

m(m<1)=1;%don't let pen size go under 0

scatter(X(s:e)+l,Y(s:e)+u,m(s:e),c);% plot line one data point at a time

hold on

end

camva(2)