show
show a) Recursive circles (Apollonian-like) require 'ruby2d' set width: 800, height: 600, background: 'black' ruby sketch
100.times do Circle.new( x: rand(800), y: rand(600), radius: rand(5..30), color: ['red', 'green', 'blue', 'yellow', 'purple'].sample, opacity: rand(0.3..0.8) ) end ruby sketch
# test.rb require 'ruby2d' set title: "Ruby Sketch Test" Square.new show ruby sketch