local Size = 5
local StartX,StartY = 325,200


local function Fibonacci(N)
	if N < 0 then error("Fibonacci infinitely recurses with a negative number") end
	if N == 0 then return 0 end
	if N == 1 then return 1 end
	return Fibonacci(N-1) + Fibonacci(N-2)
end

local ScreenGui = Instance.new("ScreenGui")
ScreenGui.Name = "FibonacciSpiral"
ScreenGui.Parent = game.StarterGui

local ClockwiseTurn = 1

local function DrawCurve(PosX,PosY,Fib,Rotation)
	local Frame = Instance.new("ImageLabel")
	Frame.Size = UDim2.new(0,Fib*Size,0,Fib*Size)
	Frame.Position = UDim2.new(0,-Size*PosX + StartX,0,-Size*PosY + StartY)
	Frame.BackgroundTransparency = 1
	Frame.Image = "rbxassetid://338513872"
	Frame.Rotation = Rotation
	Frame.Parent = ScreenGui
end

--Code for box placement (C#): http://stackoverflow.com/questions/18120908/fibonacci-boxes
local Left,Right,Top,Bottom = 0,1,0,0
for i = 1, 10 do
	local Fib = Fibonacci(i)
	
	
	if ClockwiseTurn == 1 then
		DrawCurve(Right,Bottom + Fib,Fib,90)
		Bottom = Bottom + Fib
	elseif ClockwiseTurn == 2 then
		DrawCurve(Right + Fib,Bottom,Fib,0)
		Right = Right + Fib
	elseif ClockwiseTurn == 3 then
		DrawCurve(Right,Top,Fib,-90)
		Top = Top - Fib
	elseif ClockwiseTurn == 4 then
		DrawCurve(Left,Bottom,Fib,-180)
		Left = Left - Fib
	end
	
	ClockwiseTurn = ClockwiseTurn + 1
	if ClockwiseTurn > 4 then ClockwiseTurn = 1 end
end