obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 350

Oekaki.app width: Width, height: Height, title: "Knuth curve" do
  draw do
    clear
    
    t = Turtle.new(Width, Height, self)

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 400, 400

Oekaki.app width: Width, height: Height, title: "Grate curve" do
  draw do
    clear(color(0xffff, 0x7dff, 0))
    
    t = Turtle.new(Width, Height, self)

obelisk68

class Turtle
  def initialize(width, height, ob)
    @width, @height = width, height
    @pen_po = Vector[0, 0]
    @pen = ob
    @dir = Vector[1, 0]
    @color = [65535, 65535, 65535]
  end
  attr_accessor :pen_po, :dir
  

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 450

Oekaki.app width: Width, height: Height, title: "Dragon curve" do
  draw do
    clear
    
    depth = 12

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 600

Oekaki.app width: Width, height: Height, title: "Hilbert curve" do
  draw do
    clear
    
    depth = 5

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 600

Oekaki.app width: Width, height: Height, title: "Koch curve" do
  draw do
    clear
    
    l = 500

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 600

Oekaki.app width: Width, height: Height, title: "Sierpinski curve" do
  draw do
    clear
    
    depth = 5

obelisk68

require 'oekaki'
require_relative 'turtle'

Width, Height = 600, 400

Oekaki.app width: Width, height: Height, title: "C curve" do
  draw do
    clear
    
    t = Turtle.new(Width, Height, self)

obelisk68

require 'bundler/setup'
require 'gosu'
require 'rmagick'
require 'chipmunk'

CV = CP::Vec2

Width, Height = 300, 300
Wall_h = 50

obelisk68

require 'oekaki'

Width, Height = 500, 450

Oekaki.app width: Width, height: Height, title: "Sierpinski gasket" do
  draw do
    clear
    
    x1, y1 = Width / 2, Height - Width * 0.5 * Math.sqrt(3)
    x2, y2 = 0, Height