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pong.py
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pong.py
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import turtle
# Create the screen
wn = turtle.Screen()
wn.title("Pong")
wn.bgcolor("black")
wn.setup(width=800, height=600)
wn.tracer(0)
# Initialize score variables
score_a = 0
score_b = 0
# Create Paddle A
paddle_a = turtle.Turtle()
paddle_a.speed(0)
paddle_a.shape("square")
paddle_a.color("white")
paddle_a.shapesize(stretch_wid=5, stretch_len=1)
paddle_a.penup()
paddle_a.goto(-350, 0)
# Create Paddle B
paddle_b = turtle.Turtle()
paddle_b.speed(0)
paddle_b.shape("square")
paddle_b.color("white")
paddle_b.shapesize(stretch_wid=5, stretch_len=1)
paddle_b.penup()
paddle_b.goto(350, 0)
# Create Ball
ball = turtle.Turtle()
ball.speed(1)
ball.shape("square")
ball.color("white")
ball.penup()
ball.goto(0, 0)
ball.dx = 0.5
ball.dy = -0.5
# Create Pen for Score Display
pen = turtle.Turtle()
pen.speed(100)
pen.color("white")
pen.penup()
pen.hideturtle()
pen.goto(0, 260)
pen.write("Player A: 0 Player B: 0", align="center", font=("Courier", 24, "normal"))
# Define functions to move paddles
def paddle_a_up():
y = paddle_a.ycor()
if y < 250:
y += 20
paddle_a.sety(y)
def paddle_a_down():
y = paddle_a.ycor()
if y > -240:
y -= 20
paddle_a.sety(y)
def paddle_b_up():
y = paddle_b.ycor()
if y < 250:
y += 20
paddle_b.sety(y)
def paddle_b_down():
y = paddle_b.ycor()
if y > -240:
y -= 20
paddle_b.sety(y)
# Keyboard bindings
wn.listen()
wn.onkeypress(paddle_a_up, "w")
wn.onkeypress(paddle_a_down, "s")
wn.onkeypress(paddle_b_up, "Up")
wn.onkeypress(paddle_b_down, "Down")
# Main game loop
while True:
wn.update()
# Move the ball
ball.setx(ball.xcor() + ball.dx)
ball.sety(ball.ycor() + ball.dy)
# Border checking
if ball.ycor() > 290:
ball.sety(290)
ball.dy *= -1
elif ball.ycor() < -290:
ball.sety(-290)
ball.dy *= -1
if ball.xcor() > 390:
ball.goto(0, 0)
ball.dx *= -1
score_a += 1
pen.clear()
pen.write("Player A: {} Player B: {}".format(score_a, score_b), align="center", font=("Courier", 24, "normal"))
elif ball.xcor() < -390:
ball.goto(0, 0)
ball.dx *= -1
score_b += 1
pen.clear()
pen.write("Player A: {} Player B: {}".format(score_a, score_b), align="center", font=("Courier", 24, "normal"))
# Paddle and ball collisions
if (ball.dx > 0) and (350 > ball.xcor() > 340) and (paddle_b.ycor() + 50 > ball.ycor() > paddle_b.ycor() - 50):
ball.color("blue")
ball.dx *= -1
elif (ball.dx < 0) and (-350 < ball.xcor() < -340) and (paddle_a.ycor() + 50 > ball.ycor() > paddle_a.ycor() - 50):
ball.color("red")
ball.dx *= -1
# Missed ball paddle_b
if (ball.dx > 0) and (ball.xcor() > 390):
ball.color("white")
# Missed ball paddle_a
elif (ball.dx < 0) and (ball.xcor() < -390):
ball.color("white")