円沢山

https://twitter.com/nagayama/status/1434420420904509442 https://gyazo.com/9144dbf9743a426f10b4d2b77309bf85

@nagayama氏の作品

code:circles.js

t=0

draw=_=>{t||createCanvas(W=600,W)

background(0)

n=noise

w=W/2

fill(0)

A=[]

for(r=10;r--;)for(s=r+t%1,i=20;i--;){R=(a=1/10*W-n(i,s)*20)*r+t%1*a

for(i=2;i--;A.forEach(a=>circle(...a))){stroke(i*W,i*W)}t+=1/90}