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Pong.py
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import turtle
import winsound
wn = turtle.Screen()
wn.title("Classic Pong")
wn.bgcolor("#000033")
wn.setup(width=800, height=600)
wn.tracer(0) # Stops window from updating: Speed up our game
# Paddle A
paddle_a = turtle.Turtle()
# module #Class
paddle_a.speed(0) # speed of animation 0: maximum
paddle_a.shape("square") # Originally 20px*20px
paddle_a.color("white")
paddle_a.shapesize(stretch_wid=5, stretch_len=1)
paddle_a.penup() # Bcoz originally Turtles draw a line as they move
paddle_a.goto(-350, 0)
# 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)
# Ball
ball = turtle.Turtle()
ball.speed(0)
ball.shape("circle")
ball.color("orange")
ball.penup()
ball.goto(0, 0)
ball.dx: float = 0.25
ball.dy: float = 0.25
# Pen
pen = turtle.Turtle()
pen.speed(0)
pen.color("white")
pen.penup()
pen.hideturtle()
pen.goto(0, 260)
pen.write("Player A: 0 Player B: 0", align="center", font=("Times new Roman", 24, "normal"))
score_a=0
score_b=0
# Function
def paddle_a_up():
y = paddle_a.ycor() # .ycor: turtle module property;returns y coordinate
y += 60
paddle_a.sety(y)
def paddle_a_down():
y = paddle_a.ycor()
y -= 60
paddle_a.sety(y)
def paddle_b_up():
y = paddle_b.ycor() # .ycor: turtle module property;returns y coordinate
y += 60
paddle_b.sety(y)
def paddle_b_down():
y = paddle_b.ycor()
y -= 60
paddle_b.sety(y)
# Keyboard Binding: listen to keyboard input
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 check
if ball.ycor() > 290:
ball.sety(290)
ball.dy *= -1
winsound.PlaySound("bounce.wav",winsound.SND_ASYNC)
if ball.ycor() < -290:
ball.sety(-290)
ball.dy *= -1
winsound.PlaySound("bounce.wav",winsound.SND_ASYNC)
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=("Times new Roman", 24, "normal"))
if 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=("Times new Roman", 24, "normal"))
# When Paddle and Ball collide
if (340 < ball.xcor() < 350) and (paddle_b.ycor() - 50 < ball.ycor() < paddle_b.ycor() + 50):
ball.setx(340)
ball.dx *= -1
winsound.PlaySound("bounce.wav",winsound.SND_ASYNC)
if (-350 < ball.xcor() < -340) and (paddle_a.ycor() - 50 < ball.ycor() < paddle_a.ycor() + 50):
ball.setx(-340)
ball.dx *= -1
winsound.PlaySound("bounce.wav",winsound.SND_ASYNC)