basic game on pygame

bouncing_ball.py

import pygame

# Initialize Pygame
pygame.init()

# Set the window size and title
screen_size = (600, 400)
screen = pygame.display.set_mode(screen_size)
pygame.display.set_caption("Bouncing Ball")

# Set the ball properties
ball_color = (255, 0, 0)  # Red
ball_radius = 20
ball_pos = [300, 200]  # Initial position (middle of the screen)
ball_vel = [5, 5]  # Initial velocity (move right and down)

# Set the frame rate
frame_rate = 60

# Main game loop
running = True
while running:
    # Handle events
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False

    # Update the ball position
    ball_pos[0] += ball_vel[0]
    ball_pos[1] += ball_vel[1]

    # Check for ball collision with the walls
    if ball_pos[0] - ball_radius < 0 or ball_pos[0] + ball_radius > screen_size[0]:
        ball_vel[0] *= -1  # Reverse the horizontal velocity
    if ball_pos[1] - ball_radius < 0 or ball_pos[1] + ball_radius > screen_size[1]:
        ball_vel[1] *= -1  # Reverse the vertical velocity

    # Draw the ball
    pygame.draw.circle(screen, ball_color, ball_pos, ball_radius)

    # Update the display
    pygame.display.flip()

    # Wait for the next frame
    pygame.time.delay(int(1000 / frame_rate))

# Quit Pygame
pygame.quit()