Langton's Ant, Main

black = color(0, 0, 0, 255)
red = color(255, 0, 0, 255)
blue = color(2, 0, 255, 255)
yellow = color(251, 255, 0, 255)
green = color(2, 255, 0, 255)
white = color(255, 255, 255, 255)
purple = color(255, 0, 252, 255)
cyan = color(0,255,255,255)
grey = color(127, 127, 127, 255)
brown = color(111, 87, 31, 255)
octarine = color(71, 31, 106, 255)

L = true
R = false

function setup()
    parameter("Scale", 1, 15, 1)
    parameter("Speed", 0, 4, 2)

    offset = vec2(WIDTH/2, HEIGHT/2)

    board = image(WIDTH, HEIGHT, red)
    fred = Ant(vec2(0,1), offset.x, offset.y, {R,L,R,L, R,L, L,R,L,R})
    jeff = Ant(vec2(1,0), 0, 0, {R,L})
colors={black,red,blue,yellow,green,white,purple,cyan,brown,octarine}
end

function draw()
    background(40, 40, 50)
    spriteMode(CENTER)

    scale(Scale)
    sprite(board, offset.x/Scale, offset.y/Scale)

    spd = math.floor(10^Speed)
    for i = 1,spd do
        fred:go(board)
        jeff:go(board)
    end
end

function touched(t)
    offset.x = offset.x + t.deltaX
    offset.y = offset.y + t.deltaY
    if t.tapCount == 2 then
        offset.x = WIDTH/2
        offset.y = HEIGHT/2
    end
end

function colorEqual(x,y)
    if x.r==y.r and x.g==y.g and x.b==y.b then
        return true
    end
    return false
end