def blow_up(self, fade):
"""Blow up the spaceship"""
# This method is not testable by PyTest if we rely
# on Processing's sin, cos, and radians functions, but
# it is testable if we use the Python math library's
# versions of those functions instead.
self.debris = [
# Portside debris piece
Debris(self.SPACE, self.rotation,
self.port_corner_point, self.tip_point,
self.x, self.y,
# Direction debris will fly
math.sin(math.radians(self.rotation-45))/3,
- math.cos(math.radians(self.rotation-45))/3,
self.radius, fade),
# Starboardside debris piece
Debris(self.SPACE, self.rotation,
self.tip_point, self.starboard_corner_point,
self.x, self.y,
# Direction debris will fly
math.sin(math.radians(self.rotation+45))/2.7,
- math.cos(math.radians(self.rotation+45))/3.0,
self.radius, fade),
# Stern debris piece
Debris(self.SPACE, self.rotation,
self.port_corner_point, self.starboard_corner_point,
self.x, self.y,
# Direction debris will fly
math.sin(math.radians(self.rotation+180))/3.5,
- math.cos(math.radians(self.rotation+180))/3.7,
self.radius, fade)]
self.intact = False
def __init__(self, x, y, dx, dy):
Debris.__init__(self, x, y, dx, dy)
self.r = 9
self.sprite = create_color_circle(Color("#44DDDD"), self.r*self.scaling)
self.repr = "AmmoSupply"
self.m = 16*BULLET_MASS
self.is_circle = True
self.soundsys.initsound('ammo', "ammosupply.wav")
def __init__(self, x, y, dx, dy):
Debris.__init__(self, x, y, dx, dy)
self.r = 9
self.sprite = create_color_circle(Color("#B09050"), self.r*self.scaling)
self.repr = "FuelSupply"
self.m = 16*FUEL_MASS
self.is_circle = True
self.soundsys.initsound('fuel', "fuelsupply.wav")
def test_random_rot_vel():
a = Debris(params['SPACE'], params['rotation'],
params['endpoint1'], params['endpoint2'],
params['x'], params['y'], params['x_vel'], params['y_vel'],
params['radius'], params['fade'])
n0 = -1
for _ in range(100):
n1 = a.random_rot_vel()
assert n1 <= 1.5
assert n1 >= -0.5
assert n0 != n1
n0 = n1
def test_random_rot_vel():
a = Debris(params['SPACE'], params['rotation'],
params['endpoint1'], params['endpoint2'],
params['x'], params['y'], params['x_vel'], params['y_vel'],
params['radius'], params['fade'])
n0 = -1
# try 100 random numbers and make sure they are all
# different and all within the expected range
for _ in range(100):
n1 = a.random_rot_vel()
assert n1 <= 1.5
assert n1 >= -0.5
assert n0 != n1
n0 = n1
def test_constructor():
a = Debris(params['SPACE'], params['rotation'],
params['endpoint1'], params['endpoint2'],
params['x'], params['y'], params['x_vel'], params['y_vel'],
params['radius'], params['fade'])
assert a.SPACE['w'] == 100 and \
a.SPACE['h'] == 200 and \
a.rotation == params['rotation'] and \
a.endpoint1 == params['endpoint1'] and \
a.endpoint2 == params['endpoint2'] and \
a.x == params['x'] and a.y == params['y'] and \
a.x_vel == params['x_vel'] and a.y_vel == params['y_vel'] and \
a.lifespan == params['fade'] and \
a.fadeout == params['fade'] and \
hasattr(a, "radius")
# Spawn new mob.
def newMob():
m = Mob(ui_settings)
all_sprites.add(m)
mobs.add(m)
# play background music.
ui_settings.play_music()
# Create instance of the game and statistics.
stats = Game_Stats(ui_settings, screen)
debris = Debris(ui_settings, screen)
# Game loop
game_over = True
running = True
while running:
if game_over:
screen.blit(background, background_rect)
stats.welcome_screen()
stats.reset_stats()
game_over = False
all_sprites = Group()
player = Player(ui_settings)
mobs = Group()
bullets = Group()
alien_bullets = Group()
def __init__(self, x, y, dx, dy):
Debris.__init__(self, x, y, dx, dy)
self.sprite = random.choice(helldebris_sprites)