Project 1: Pong

The Pong game can be found in the wiki article here.

Click to Download Slides for project Pong

We made this game in python using turtle. To play, use w and s to control the left paddle, and the up and down arrow to move the right paddle.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137

import turtle

wn = turtle.Screen()
wn.bgcolor("white")
wn.setup(width=800, height=600)
wn.tracer(0)

paddle_a = turtle.Turtle()
paddle_a.speed(0)
paddle_a.shape("square")
paddle_a.color("black")
# paddle_a.shapesize(stretch_wid=5, stretch_len=1)
paddle_a.penup()
paddle_a.goto(-350, 0)

paddle_b = turtle.Turtle()
paddle_b.speed(0)
paddle_b.shape("square")
paddle_b.color("black")
# paddle_b.shapesize(stretch_wid=5, stretch_len=1)
paddle_b.penup()
paddle_b.goto(350, 0)

ball = turtle.Turtle()
ball.speed(0)
ball.shape("circle")
ball.color("black")
ball.penup()
ball.goto(0, 0)
ball.dx = 2
ball.dy = -2


blocka = turtle.Turtle()
blockb = turtle.Turtle()
blockc = turtle.Turtle()
blockd = turtle.Turtle()

blocke = turtle.Turtle()
blockf = turtle.Turtle()
blockg = turtle.Turtle()
blockh  = turtle.Turtle()

# Function
def paddle_a_up():
    y = paddle_a.ycor()
    y += 20
    paddle_a.sety(y)


def paddle_a_down():
    y = paddle_a.ycor()
    y -= 20
    paddle_a.sety(y)


def paddle_b_up():
    y = paddle_b.ycor()
    y += 20
    paddle_b.sety(y)


def paddle_b_down():
    y = paddle_b.ycor()
    y -= 20
    paddle_b.sety(y)

def change_paddle_block(block,x, y):
    block.up()
    block.shape("square")
    block.goto(x, y)

def draw_rec_right():
    y = paddle_a.ycor()
    x = paddle_a.xcor()

    change_paddle_block(blocka, x, y + 20)
    change_paddle_block(blockb, x, y + 40)
    change_paddle_block(blockc, x, y - 20)
    change_paddle_block(blockd, x, y - 40)


def draw_rec_left():
    y = paddle_b.ycor()
    x = paddle_b.xcor()

    change_paddle_block(blocke, x, y + 20)
    change_paddle_block(blockf, x, y + 40)
    change_paddle_block(blockg, x, y - 20)
    change_paddle_block(blockh, x, y - 40)

def block_clear():
    for x in [blocka, blockb, blockc, blockd, blocke, blockf, blockg, blockh]:
        x.clear()

wn.listen()
wn.onkey(paddle_a_up, "w")
wn.onkey(paddle_a_down, "s")
wn.onkey(paddle_b_up, "Up")
wn.onkey(paddle_b_down, "Down")

while True:
    wn.update()

    draw_rec_right()
    draw_rec_left()

    ball.setx(ball.xcor() + ball.dx)
    ball.sety(ball.ycor() + ball.dy)

    if ball.ycor() > 290:
        ball.sety(290)
        ball.dy *= -1

    if ball.ycor() < -290:
        ball.sety(-290)
        ball.dy *= -1

    if ball.xcor() > 390:
        ball.goto(0, 0)
        ball.dx *= -1

    if ball.xcor() < -390:
        ball.goto(0, 0)
        ball.dx *= -1

    if (ball.xcor() > 340 and ball.xcor() < 350) and (
            ball.ycor() < paddle_b.ycor() + 40 and ball.ycor() > paddle_b.ycor() - 40):
        ball.setx(340)
        ball.dx *= -1

    if (ball.xcor() < -340 and ball.xcor() > -350) and (
            ball.ycor() < paddle_a.ycor() + 40 and ball.ycor() > paddle_a.ycor() - 40):
        ball.setx(-340)
        ball.dx *= -1

    block_clear()