Added ping pong python game

ping-pong-game.py

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+import pygame
+import sys
+import random
+
+# Initialize Pygame
+pygame.init()
+
+# Constants
+WIDTH, HEIGHT = 800, 600
+BALL_SIZE = 15
+PADDLE_WIDTH, PADDLE_HEIGHT = 15, 100
+FPS = 60
+
+# Colors
+BLACK = (0, 0, 0)
+WHITE = (255, 255, 255)
+GREEN = (0, 255, 0)
+RED = (255, 0, 0)
+
+# Create the screen
+screen = pygame.display.set_mode((WIDTH, HEIGHT))
+pygame.display.set_caption("Ping Pong - Player vs AI")
+clock = pygame.time.Clock()
+
+# Paddle class
+class Paddle:
+    def __init__(self, x, y, is_ai=False):
+        self.rect = pygame.Rect(x, y, PADDLE_WIDTH, PADDLE_HEIGHT)
+        self.speed = 7
+        self.is_ai = is_ai
+        self.ai_speed = 5  # AI moves slightly slower for balance
+
+    def move(self, up=True):
+        if up:
+            self.rect.y -= self.speed
+        else:
+            self.rect.y += self.speed
+
+        # Keep paddle on screen
+        if self.rect.top < 0:
+            self.rect.top = 0
+        if self.rect.bottom > HEIGHT:
+            self.rect.bottom = HEIGHT
+
+    def ai_move(self, ball):
+        # AI follows the ball with some reaction delay
+        paddle_center = self.rect.centery
+        ball_center = ball.rect.centery
+
+        # Add some imperfection to AI
+        if abs(paddle_center - ball_center) > 20:
+            if paddle_center < ball_center:
+                self.rect.y += self.ai_speed
+            else:
+                self.rect.y -= self.ai_speed
+
+        # Keep paddle on screen
+        if self.rect.top < 0:
+            self.rect.top = 0
+        if self.rect.bottom > HEIGHT:
+            self.rect.bottom = HEIGHT
+
+    def draw(self, color=WHITE):
+        pygame.draw.rect(screen, color, self.rect)
+
+# Ball class
+class Ball:
+    def __init__(self):
+        self.rect = pygame.Rect(WIDTH // 2, HEIGHT // 2, BALL_SIZE, BALL_SIZE)
+        self.speed_x = 5
+        self.speed_y = 5
+
+    def move(self):
+        self.rect.x += self.speed_x
+        self.rect.y += self.speed_y
+
+        # Bounce off top and bottom
+        if self.rect.top <= 0 or self.rect.bottom >= HEIGHT:
+            self.speed_y *= -1
+
+    def draw(self):
+        pygame.draw.ellipse(screen, WHITE, self.rect)
+
+    def reset(self):
+        self.rect.center = (WIDTH // 2, HEIGHT // 2)
+        self.speed_x = 5 if random.choice([True, False]) else -5
+        self.speed_y = random.randint(-5, 5)
+
+    def increase_speed(self):
+        # Slightly increase speed after each hit
+        if abs(self.speed_x) < 12:
+            self.speed_x *= 1.05
+
+# Create game objects
+player_paddle = Paddle(30, HEIGHT // 2 - PADDLE_HEIGHT // 2)
+ai_paddle = Paddle(WIDTH - 30 - PADDLE_WIDTH, HEIGHT // 2 - PADDLE_HEIGHT // 2, is_ai=True)
+ball = Ball()
+
+# Scores
+player_score = 0
+ai_score = 0
+font = pygame.font.Font(None, 74)
+small_font = pygame.font.Font(None, 36)
+
+# Game loop
+running = True
+while running:
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            running = False
+
+    # Get keys
+    keys = pygame.key.get_pressed()
+
+    # Player paddle controls (W/S or Arrow keys)
+    if keys[pygame.K_w] or keys[pygame.K_UP]:
+        player_paddle.move(up=True)
+    if keys[pygame.K_s] or keys[pygame.K_DOWN]:
+        player_paddle.move(up=False)
+
+    # AI paddle movement
+    ai_paddle.ai_move(ball)
+
+    # Move ball
+    ball.move()
+
+    # Ball collision with paddles
+    if ball.rect.colliderect(player_paddle.rect):
+        ball.speed_x = abs(ball.speed_x)  # Always go right
+        ball.increase_speed()
+        # Add some angle variation based on where ball hits paddle
+        hit_pos = (ball.rect.centery - player_paddle.rect.centery) / (PADDLE_HEIGHT / 2)
+        ball.speed_y += hit_pos * 2
+
+    if ball.rect.colliderect(ai_paddle.rect):
+        ball.speed_x = -abs(ball.speed_x)  # Always go left
+        ball.increase_speed()
+        # Add some angle variation based on where ball hits paddle
+        hit_pos = (ball.rect.centery - ai_paddle.rect.centery) / (PADDLE_HEIGHT / 2)
+        ball.speed_y += hit_pos * 2
+
+    # Ball goes out of bounds
+    if ball.rect.left <= 0:
+        ai_score += 1
+        ball.reset()
+    if ball.rect.right >= WIDTH:
+        player_score += 1
+        ball.reset()
+
+    # Drawing
+    screen.fill(BLACK)
+
+    # Draw center line
+    for i in range(0, HEIGHT, 20):
+        pygame.draw.rect(screen, WHITE, (WIDTH // 2 - 2, i, 4, 10))
+
+    # Draw game objects
+    player_paddle.draw(GREEN)  # Player in green
+    ai_paddle.draw(RED)  # AI in red
+    ball.draw()
+
+    # Draw scores
+    player_text = font.render(str(player_score), True, GREEN)
+    ai_text = font.render(str(ai_score), True, RED)
+    screen.blit(player_text, (WIDTH // 4, 20))
+    screen.blit(ai_text, (3 * WIDTH // 4 - ai_text.get_width(), 20))
+
+    # Draw labels
+    player_label = small_font.render("YOU", True, GREEN)
+    ai_label = small_font.render("AI", True, RED)
+    screen.blit(player_label, (WIDTH // 4 - 20, 100))
+    screen.blit(ai_label, (3 * WIDTH // 4 - 20, 100))
+
+    # Update display
+    pygame.display.flip()
+    clock.tick(FPS)
+
+pygame.quit()
+sys.exit()