def shoot(self, missile_group): forward = Util.angle_to_vector(self.angle) radius = self.get_radius() missile_pos = [self.pos[0] + radius * forward[0], self.pos[1] - radius * forward[1]] missile_speed = [15 * forward[0], -15 * forward[1]] missile_vel = [self.vel[0] + missile_speed[0], self.vel[1] + missile_speed[1]] a_missile = Bullet(missile_pos, missile_vel, self.angle, 0, self.canvas) missile_group.add(a_missile)
def shoot(self): forward = Util.angle_to_vector(self.angle) center = self.get_center() missile_pos = [center[0] + self.radius * forward[0], center[1] - self.radius * forward[1]] missile_speed = [15 * forward[0], -15 * forward[1]] missile_vel = [self.vel[0] + missile_speed[0], self.vel[1] + missile_speed[1]] a_missile = Missile(missile_pos, missile_vel) return a_missile
def shoot(self, missile_group):
forward = Util.angle_to_vector(self.angle)
radius = self.get_radius()
missile_pos = [
self.pos[0] + radius * forward[0],
self.pos[1] - radius * forward[1]
]
missile_speed = [15 * forward[0], -15 * forward[1]]
missile_vel = [
self.vel[0] + missile_speed[0], self.vel[1] + missile_speed[1]
]
a_missile = Bullet(missile_pos, missile_vel, self.angle, 0,
self.canvas)
missile_group.add(a_missile)
def update(self):
# change image
if self.thrust == False:
self.image = self.image1
self.original = self.image1
else:
self.image = self.image2
self.original = self.image2
# update angle
self.angle += self.angle_vel
self.angle %= 360
# update position
# move by move_ip will move by upleft coord,
# but it is not good
# TODO: there are some bugs about rect.move,
# the move is not smooth, make it smooth
self.rect.move_ip(self.vel)
# make ship in screen
if self.rect.right < self.area.left:
self.rect.move_ip([self.area.width, 0])
elif self.rect.left > self.area.right:
self.rect.move_ip([-self.area.width, 0])
elif self.rect.bottom < self.area.top:
self.rect.move_ip([0, self.area.height])
elif self.rect.top > self.area.bottom:
self.rect.move_ip([0, -self.area.height])
# rotate, not smooth, bad for pygame
self.rotate_img()
# update velocity
if self.thrust == True:
acc = Util.angle_to_vector(self.angle)
self.vel[0] += acc[0] * .2
self.vel[1] -= acc[1] * .2
self.vel[0] *= .99
self.vel[1] *= .99
if self.game_on == False:
self.angle_vel *= 0.98
def update(self):
# update angle
self.angle += self.angle_vel
# update position
self.pos[0] = (self.pos[0] + self.vel[0]) % self.canvas.CANVAS_WIDTH
self.pos[1] = (self.pos[1] + self.vel[1]) % self.canvas.CANVAS_HEIGHT
# update velocity
if self.thrust == True:
acc = Util.angle_to_vector(self.angle)
self.vel[0] += acc[0] * .2
self.vel[1] -= acc[1] * .2
self.vel[0] *= .99
self.vel[1] *= .99
if self.game_on == False:
self.angle_vel *= 0.99
def update(self):
# update angle
self.angle += self.angle_vel
# update position
self.pos[0] = (self.pos[0] + self.vel[0]) % self.canvas.CANVAS_WIDTH
self.pos[1] = (self.pos[1] + self.vel[1]) % self.canvas.CANVAS_HEIGHT
# update velocity
if self.thrust == True:
acc = Util.angle_to_vector(self.angle)
self.vel[0] += acc[0] * .2
self.vel[1] -= acc[1] * .2
self.vel[0] *= .99
self.vel[1] *= .99
if self.game_on == False:
self.angle_vel *= 0.99
