local points = {}
local height = love.graphics.getHeight()
local width = love.graphics.getWidth()
local x = 0
local y = 0
local R = 110
local r = 60
local p = 100
local iteration = 1/25

local function Fx(t)
    x = x + iteration
    return ((R-r)*math.cos(t)+p*math.cos((R-r)*t/r)) + width/2
end

local function Fy(t)
    y = y - iteration
    return ((R-r)*math.sin(t)-p*math.sin((R-r)*t/r)) + height/2
end

function love.draw()
    table.insert(points,{Fx(x),Fy(y),math.sin(x)*(100/2)+255/2})
    for i, v in pairs(points) do
        love.graphics.point(v[1],v[2])
        if points[i-1] ~= nil then
            love.graphics.setColor(v[3],v[3],v[3])
            love.graphics.line(v[1],v[2],points[i-1][1],points[i-1][2])
        end
    end
end