Untitled

```
import pygame
import random
import math

Window size
WINDOW_WIDTH = 800
WINDOW_HEIGHT = 600

Colors
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
RED = (255, 0, 0)
GREEN = (0, 255, 0)

Snake properties
SNAKE_SIZE = 10
SNAKE_SPEED = 10

3D projection properties
FOV = math.pi / 3
VIEW_DISTANCE = 10

class SnakeGame:
    def __init__(self):
        pygame.init()
        self.window = pygame.display.set_mode((WINDOW_WIDTH, WINDOW_HEIGHT))
        pygame.display.set_caption("3D Snake Game")
        self.clock = pygame.time.Clock()
        self.snake = [(200, 200), (220, 200), (240, 200)]
        self.direction = (1, 0)
        self.apple = self.generate_apple()

    def generate_apple(self):
        return (random.randint(0, WINDOW_WIDTH - SNAKE_SIZE) // SNAKE_SIZE * SNAKE_SIZE,
                 random.randint(0, WINDOW_HEIGHT - SNAKE_SIZE) // SNAKE_SIZE * SNAKE_SIZE)

    def project_3d(self, x, y):
        # Simple perspective projection
        factor = FOV / (FOV + y)
        return x * factor, y * factor

    def draw_snake(self):
        for x, y in self.snake:
            x, y = self.project_3d(x, y)
            pygame.draw.rect(self.window, GREEN, (x, y, SNAKE_SIZE, SNAKE_SIZE))

    def draw_apple(self):
        x, y = self.apple
        x, y = self.project_3d(x, y)
        pygame.draw.rect(self.window, RED, (x, y, SNAKE_SIZE, SNAKE_SIZE))

    def update_snake(self):
        new_head = (self.snake[-1][0] + self.direction[0] * SNAKE_SIZE,
                      self.snake[-1][1] + self.direction[1] * SNAKE_SIZE)
        self.snake.append(new_head)
        if self.snake[-1] == self.apple:
            self.apple = self.generate_apple()
        else:
            self.snake.pop(0)

    def handle_events(self):
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                quit()
            elif event.type == pygame.KEYDOWN:
                if event.key == pygame.K_UP:
                    self.direction = (0, -1)
                elif event.key == pygame.K_DOWN:
                    self.direction = (0, 1)
                elif event.key == pygame.K_LEFT:
                    self.direction = (-1, 0)
                elif event.key == pygame.K_RIGHT:
                    self.direction = (1, 0)

    def run(self):
        while True:
            self.handle_events()
            self.update_snake()
            self.window.fill(BLACK)
            self.draw_snake()
            self.draw_apple()
            pygame.display.update()
            self.clock.tick(SNAKE_SPEED)

if __name__ == "__main__":
    game = SnakeGame()
    game.run()
```