def loop(self):
clock = pygame.time.Clock()
snake = Snake(self.display)
apple = Apple(self.display)
x_change = 0
y_change = 0
self.score = 0
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x_change = -Config['snake']['speed']
y_change = 0
elif event.key == pygame.K_RIGHT:
x_change = Config['snake']['speed']
y_change = 0
elif event.key == pygame.K_UP:
x_change = 0
y_change = -Config['snake']['speed']
elif event.key == pygame.K_DOWN:
x_change = 0
y_change = Config['snake']['speed']
# Fill background and draw game area
self.display.fill(Config['colors']['green'])
pygame.draw.rect(self.display, Config['colors']['black'], [
Config['game']['bumper_size'], Config['game']['bumper_size'],
Config['game']['height'] - Config['game']['bumper_size'] * 2,
Config['game']['width'] - Config['game']['bumper_size'] * 2
])
# Draw an apple
apple_rect = apple.draw()
# Move and Re-Draw Snake
snake.move(x_change, y_change)
snake_rect = snake.draw()
snake.draw_body()
# Detect collison with wall
bumper_x = Config['game']['width'] - Config['game']['bumper_size']
bumper_y = Config['game']['height'] - Config['game']['bumper_size']
if (snake.x_pos < Config['game']['bumper_size']
or snake.y_pos < Config['game']['bumper_size']
or snake.x_pos + Config['snake']['width'] > bumper_x
or snake.y_pos + Config['snake']['height'] > bumper_y):
self.loop()
# Detect collision with apple
if apple_rect.colliderect(snake_rect):
apple.randomize()
self.score += 1
snake.eat()
# Collide with Self
if len(snake.body) >= 1:
for cell in snake.body:
if snake.x_pos == cell[0] and snake.y_pos == cell[1]:
self.loop()
# Initialize font and draw title and score text
pygame.font.init()
font = pygame.font.Font('./assets/Now-Regular.otf', 28)
score_text = 'Score: {}'.format(self.score)
score = font.render(score_text, True, Config['colors']['white'])
title = font.render('Anaconda', True, Config['colors']['white'])
title_rect = title.get_rect(center=(Config['game']['width'] / 2,
Config['game']['bumper_size'] /
2))
score_rect = score.get_rect(
center=(500 / 2, Config['game']['height'] -
Config['game']['bumper_size'] / 2))
self.display.blit(score, score_rect)
self.display.blit(title, title_rect)
pygame.display.update()
clock.tick(Config['game']['fps'])
def loop(self):
clock = pygame.time.Clock()
self.score = 0
apple = Apple(self.display)
snake = Snake(self.display)
x_change = 0
y_change = 0
while True:
# This code below will be called for each frame
# Iterate through our user input events
for event in pygame.event.get():
if event.type == pygame.QUIT:
exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x_change = -Config['snake']['speed']
y_change = 0
elif event.key == pygame.K_RIGHT:
x_change = Config['snake']['speed']
y_change = 0
elif event.key == pygame.K_UP:
x_change = 0
y_change = -Config['snake']['speed']
elif event.key == pygame.K_DOWN:
x_change = 0
y_change = Config['snake']['speed']
self.display.fill(Config['colors']['green'])
pygame.draw.rect(
self.display,
Config['colors']['black'],
[
Config['game']['bumper_size'],
Config['game']['bumper_size'],
Config['game']['width'] - Config['game']['bumper_size']*2,
Config['game']['height'] - Config['game']['bumper_size']*2
]
)
apple_rect = apple.draw()
snake.move(x_change, y_change)
snake_rect = snake.draw()
snake.draw_body()
#Eating an apple
if apple_rect.colliderect(snake_rect):
apple.randomize()
snake.eat()
self.score += 1
# Handling collision
bumper_x = Config['game']['width'] - Config['game']['bumper_size']
bumper_y = Config['game']['height'] - Config['game']['bumper_size']
if (
snake.x_pos < Config['game']['bumper_size'] or
snake.y_pos < Config['game']['bumper_size'] or
snake.x_pos + Config['snake']['width'] > bumper_x or
snake.y_pos + Config['snake']['height'] > bumper_y or
(snake.x_pos, snake.y_pos) in snake.body
):
new_display = pygame.display.set_mode((Config['game']['width'], Config['game']['height']))
pygame.display.set_caption(Config['game']['caption'])
new_game = Game(new_display, self.rl_agent)
new_game.loop()
## Handling score and title
pygame.font.init()
font = pygame.font.Font('./assets/Now-Regular.otf', 28)
score_text = 'Score: {}'.format(self.score)
score = font.render(score_text, True, Config['colors']['white'])
title = font.render('Anaconda', True, Config['colors']['white'])
title_rect = title.get_rect(
center=(
Config['game']['width'] / 2,
Config['game']['bumper_size'] / 2
)
)
score_rect = score.get_rect(
center=(
Config['game']['width'] / 2,
Config['game']['height'] - Config['game']['bumper_size'] / 2
)
)
self.display.blit(score, score_rect)
self.display.blit(title, title_rect)
pygame.display.update()
#Slows the loop iteration rate down to the rate of the game.
#It accepts a number of ticks per second, so we have set our game timer to 30 frames per second.
clock.tick(Config['game']['fps'])