stops = []
ball_is_stopped = False

while carryOn:
    font = pygame.font.Font('freesansbold.ttf', 32)
    screen.fill(OUT)

    camden.update()
    robert.update()
    tennisball.update()

    epsilonComp = .1
    if abs(tennisball.speedx) > epsilonComp and abs(tennisball.speedy) > epsilonComp:
        ball_is_stopped = False
    if abs(tennisball.speedx) < epsilonComp and abs(tennisball.speedy) < epsilonComp:
        ball_is_stopped = True
        if not ball_is_stopped:
            stops.append(1)
        ball_is_stopped = True
        if sum(stops) == 2:
            score = 15
        if sum(stops) == 3:
            score = 30
        if sum(stops) == 4:
            score = 40
        if sum(stops) == 5:
            score = 0