Catch the ball with some kind of penis.

function generateNewPosition()
    return math.random(640), math.random(480)
end

function generateNewColor()
    return math.random(255), math.random(255), math.random(255)
end

function inCircle(x,y, center_x, center_y, radius)
    local dx, dy = x - center_x, y - center_y
    if dx*dx + dy*dy < (radius * radius) then
        return true
    end
    return false
end

function createPlayer(px,py,pkey,pspeed, pimage)
    player = {
        direction = 0,
        x = px, y = py,
        moving = false,
        key = pkey,
        points = 0,
        speed = pspeed,
        image = love.graphics.newImage(pimage)
    }

    return player
end


function reset(noPlayers)
    numPlayers = noPlayers
    playerImages = {
        "redPlayer.png",
        "bluePlayer.png",
        "yellowPlayer.png",
        "greenPlayer.png"
    }
    keys = { 'a','l','c','n' }

    for i = 1,numPlayers do
        players[i] = createPlayer(
            math.random(640),math.random(480),
            keys[i], 250,
            playerImages[i])
    end

    ball = {
        x = 200,
        y = 400,
        r = 200, g = 20, b = 20
    }
end

function love.load()
    players = {}
    ball = {}
    ballImage = love.graphics.newImage("ball.png")
    numPlayers = 2
    stdRot = 3.14/2
    reset(numPlayers)
end

function love.update(dt)

    for i = 1,numPlayers do
        p = players[i]
        if p.moving then
            p.x = p.x + (math.cos(p.direction) * p.speed * dt)
            p.y = p.y + (math.sin(p.direction) * p.speed * dt)

            for j = 1, numPlayers do
                if not (i == j) then
                    p2 = players[j]
                    if inCircle(p2.x, p2.y,
                                         p.x, p.y, 64) then
                        p.x = p.x - (math.cos(p.direction) * p.speed * dt)
                        p.y = p.y - (math.sin(p.direction) * p.speed * dt)
                    end
                end
            end
        else
            -- rotate
            p.direction = p.direction + 6.24*dt

            if (p.direction > 6.24) then
                p.direction = p.direction - 6.24
            end
        end

        if (inCircle(p.x, p.y, ball.x, ball.y, 40)) then
            p.points = p.points + 1
            ball.x, ball.y = generateNewPosition()
            ball.r, ball.g, ball.b = generateNewColor()
        end
    end
end

function love.draw()

    -- draw bg
    love.graphics.setBackgroundColor(240,240,240)

    -- draw elements
    love.graphics.setColor(255,255,255);

    for i = 1,numPlayers do
        p = players[i]
        love.graphics.setColor(255,255,255);
        love.graphics.draw(p.image,
            p.x,p.y,p.direction + stdRot,
            1.0, 1.0, 32, 32)

        love.graphics.setColor(0,0,0);
        love.graphics.print("Player " .. i .. " (" .. p.key .. ") points: " .. p.points .. " x,y: " .. p.x .. "," .. p.y , 10, 10 + i*20)
    end
    love.graphics.print("Ball: x " .. ball.x .. " y " .. ball.y, 10, 30 + numPlayers*20)

    love.graphics.setColor(ball.r, ball.g, ball.b)
    love.graphics.draw(ballImage, ball.x, ball.y)
end

function love.keypressed(key, unicode)
    for i = 1, numPlayers do
        if key == players[i].key then
            players[i].moving = true
        end
    end

    if key == 'r' then
        reset(numPlayers)
    end

    if key == '1' then
        reset(1)
    elseif key == '2' then
        reset(2)
    elseif key == '3' then
        reset(3)
    elseif key == '4' then
        reset(4)
    end
end

function love.keyreleased(key, unicode)
    for i = 1, numPlayers do
        if key == players[i].key then
            players[i].moving = false
        end
    end
end