ManPython
commented
4 months ago import pygame, sys, random, asyncio
from pygame.math import Vector2
pygame.init()
title_font = pygame.font.Font(None, 60)
score_font = pygame.font.Font(None, 40)
GREEN = (173, 204, 96)
DARK_GREEN = (43, 51, 24)
cell_size = 30
number_of_cells = 25
OFFSET = 75
class Food:
def __init__(self, snake_body):
self.position = self.generate_random_pos(snake_body)
def draw(self):
food_rect = pygame.Rect(OFFSET + self.position.x * cell_size, OFFSET + self.position.y * cell_size,
cell_size, cell_size)
screen.blit(food_surface, food_rect)
def generate_random_cell(self):
x = random.randint(0, number_of_cells-1)
y = random.randint(0, number_of_cells-1)
return Vector2(x, y)
def generate_random_pos(self, snake_body):
position = self.generate_random_cell()
while position in snake_body:
position = self.generate_random_cell()
return position
class Snake:
def __init__(self):
self.body = [Vector2(6, 9), Vector2(5,9), Vector2(4,9)]
self.direction = Vector2(1, 0)
self.add_segment = False
self.eat_sound = pygame.mixer.Sound("Sounds/eat.mp3")
self.wall_hit_sound = pygame.mixer.Sound("Sounds/wall.mp3")
def draw(self):
for segment in self.body:
segment_rect = (OFFSET + segment.x * cell_size, OFFSET+ segment.y * cell_size, cell_size, cell_size)
pygame.draw.rect(screen, DARK_GREEN, segment_rect, 0, 7)
def update(self):
self.body.insert(0, self.body[0] + self.direction)
if self.add_segment == True:
self.add_segment = False
else:
self.body = self.body[:-1]
def reset(self):
self.body = [Vector2(6,9), Vector2(5,9), Vector2(4,9)]
self.direction = Vector2(1, 0)
class Game:
def __init__(self):
self.snake = Snake()
self.food = Food(self.snake.body)
self.state = "RUNNING"
self.score = 0
def draw(self):
self.food.draw()
self.snake.draw()
def update(self):
if self.state == "RUNNING":
self.snake.update()
self.check_collision_with_food()
self.check_collision_with_edges()
self.check_collision_with_tail()
def check_collision_with_food(self):
if self.snake.body[0] == self.food.position:
self.food.position = self.food.generate_random_pos(self.snake.body)
self.snake.add_segment = True
self.score += 1
self.snake.eat_sound.play()
def check_collision_with_edges(self):
if self.snake.body[0].x == number_of_cells or self.snake.body[0].x == -1:
self.game_over()
if self.snake.body[0].y == number_of_cells or self.snake.body[0].y == -1:
self.game_over()
def game_over(self):
self.snake.reset()
self.food.position = self.food.generate_random_pos(self.snake.body)
self.state = "STOPPED"
self.score = 0
self.snake.wall_hit_sound.play()
def check_collision_with_tail(self):
headless_body = self.snake.body[1:]
if self.snake.body[0] in headless_body:
self.game_over()
screen = pygame.display.set_mode((2*OFFSET + cell_size*number_of_cells, 2*OFFSET + cell_size*number_of_cells))
pygame.display.set_caption("Retro Snake")
clock = pygame.time.Clock()
game = Game()
food_surface = pygame.image.load("Graphics/food.png")
SNAKE_UPDATE = pygame.USEREVENT
pygame.time.set_timer(SNAKE_UPDATE, 200)
async def main():
game = Game() # Create an instance of the Game class
while True:
for event in pygame.event.get():
if event.type == SNAKE_UPDATE:
game.update()
elif event.type == pygame.QUIT:
pygame.quit()
sys.exit()
elif event.type == pygame.KEYDOWN:
if game.state == "STOPPED":
game.state = "RUNNING"
if event.key == pygame.K_UP and game.snake.direction != Vector2(0, 1):
game.snake.direction = Vector2(0, -1)
elif event.key == pygame.K_DOWN and game.snake.direction != Vector2(0, -1):
game.snake.direction = Vector2(0, 1)
elif event.key == pygame.K_LEFT and game.snake.direction != Vector2(1, 0):
game.snake.direction = Vector2(-1, 0)
elif event.key == pygame.K_RIGHT and game.snake.direction != Vector2(-1, 0):
game.snake.direction = Vector2(1, 0)
# Drawing
screen.fill(GREEN)
pygame.draw.rect(screen, DARK_GREEN,
(OFFSET - 5, OFFSET - 5, cell_size * number_of_cells + 10, cell_size * number_of_cells + 10), 5)
game.draw()
title_surface = title_font.render("Retro Snake", True, DARK_GREEN)
score_surface = score_font.render(str(game.score), True, DARK_GREEN)
screen.blit(title_surface, (OFFSET - 5, 20))
screen.blit(score_surface, (OFFSET - 5, OFFSET + cell_size * number_of_cells + 10))
pygame.display.update()
clock.tick(60)
await asyncio.sleep(0)
# Start the event loop
asyncio.run(main())
pmp-p
I'm following this example (1 y ago): https://www.youtube.com/watch?v=q25i2CCNvis Export Python pygame Game to Web with WebAssembly (pygbag tutorial) https://github.com/educ8s/Python-Retro-Snake-Game-Pygame/tree/main
This not working for me at any browser - black screen.