def spawn_ship_explosion(self, ms_per_frame):
explosion_images = [par_dir() + '/images/explosion%i.png' %
i for i in range(1, 11)]
self.explosion = Animation(
self.screen, self.ship.pos, explosion_images,
ms_per_frame, ms_per_frame * 10)
import pygame
from pygame.sprite import Sprite
from vec2d import Vec2d
from utils import par_dir
IMAGE_DIR = par_dir() + '/images/bullet.png'
BULLET_SPEED = 0.5
RADIUS = 4
WHITE = pygame.Color('white')
class Bullet(Sprite):
def __init__(
self, screen, init_position,
init_direction):
Sprite.__init__(self)
self.screen = screen
self.screen_width, self.screen_height = self.screen.get_size()
self.pos = Vec2d(init_position)
self.dir = Vec2d(init_direction)
self.image = self.base_image = pygame.image.load(IMAGE_DIR)
# Prevent certain bug
self.update_rect()
import pygame
from pygame.sprite import Sprite
import random
from vec2d import Vec2d
from utils import par_dir
ASTEROID_SPEED = 0.15
IMAGE_DIR = par_dir() + "/images/asteroid.png"
class Asteroid(Sprite):
def __init__(self, screen):
Sprite.__init__(self)
self.screen = screen
self.screen_width, self.screen_height = self.screen.get_size()
self.image = self.base_image = pygame.image.load(IMAGE_DIR)
self.time_alive = 0.0
self.gen_position()
self.gen_direction()
# Prevent certain bug
self.update_rect()
def gen_position(self):
DELTA = 10
import pygame
from asteroid import Asteroid
from vec2d import Vec2d
from utils import par_dir
ASTEROID_SPEED = 0.1
IMAGE_DIR = par_dir() + '/images/red_asteroid.png'
ROTATE_DELTA = 4
class HomingAsteroid(Asteroid):
def __init__(self, screen):
super(HomingAsteroid, self).__init__(screen)
self.image = self.base_image = pygame.image.load(IMAGE_DIR)
self.update_rect()
def update(self, time_passed, ship_pos):
displacement = Vec2d(
time_passed * ASTEROID_SPEED * self.dir.x,
time_passed * ASTEROID_SPEED * self.dir.y)
self.pos += displacement
angle_needed = (ship_pos - self.pos).get_angle()
asteroid_angle = (self.dir.get_angle())
difference = angle_needed - asteroid_angle
import pygame
from pygame.sprite import Sprite
from utils import Timer, par_dir
from vec2d import Vec2d
SHIP_SPEED = 0.1
MAX_HEALTH = 3
IMAGE_DIR = par_dir() + "/images/ship.png"
TRANS_IMAGE_DIR = par_dir() + "/images/transparent_ship.png"
POS_DELTA = 2
ANGLE_DELTA = 5
key_to_function = {
pygame.K_j: (lambda x: x.translate((-POS_DELTA, 0))),
pygame.K_l: (lambda x: x.translate((POS_DELTA, 0))),
pygame.K_i: (lambda x: x.translate((0, -POS_DELTA))),
pygame.K_k: (lambda x: x.translate((0, POS_DELTA))),
pygame.K_a: (lambda x: x.rotate(-ANGLE_DELTA)),
pygame.K_d: (lambda x: x.rotate(ANGLE_DELTA)),
}
class Ship(Sprite):
def __init__(self, screen, init_position):
Sprite.__init__(self)
self.screen = screen
import pygame
from vec2d import Vec2d
from utils import par_dir
IMAGE_DIR = par_dir() + "/images/gameover.png"
class GameOverText(object):
def __init__(self, screen):
self.screen = screen
self.screen_width, self.screen_height = self.screen.get_size()
self.pos = Vec2d(self.screen_width/2, self.screen_height/2)
self.original_image = pygame.image.load(IMAGE_DIR).convert_alpha()
self.image = self.original_image.copy()
self.alpha = 0
self.alpha_delta = 5
# Make sure starting image has desired alpha value
self.reset_image()
def reduce_alpha(self):
self.alpha = min(self.alpha + self.alpha_delta, 255)
self.reset_image()
def reset_image(self):
self.image = self.original_image.copy()
self.image.fill((255, 255, 255, self.alpha),
None, pygame.BLEND_RGBA_MULT)
