def update(self):
self.y -= self.vel
if self.sine:
self.x += sin_osc(self.freq, -5, 5, self.osc_delay)
if self.top < 0:
self.alive = False
for actor in game.ufos + game.bombs:
if self.colliderect(actor):
actor.hit()
self.alive = False
return
def draw(self):
if self.shield:
radius = round(sin_osc(0.5, 50, 60))
screen.draw.circle(self.center, radius, 'white')
super().draw()
def bg_color(self):
r = sin_osc(0.05, 10, 30) + self.glow
g = sin_osc(0.06, 0, 10) + self.glow / 2
b = sin_osc(0.07, 50, 150) - self.glow
return clip_rgb((r, g, b))
def draw(self):
if self.shield:
radius = sin_osc(0.5, 40, 50, self.osc_delay)
screen.draw.circle(self.center, round(radius), 'white')
super().draw()