# 3D Pong a game for 2 players by Tony Forster January 2005
#requires Vpython http://www.vpython.org/ for visual import - 3D functions
#winsound gives beeps

from visual import *
#import winsound
scene.autoscale = 0
scene.title="Tony's 3Dpong"

ball=sphere(pos=(-5,0,0), radius=0.5, color=color.red)
wallR = box(pos=(6,0,0),size=(0.2,12,12),color=color.yellow)
wallL = box(pos=(-6,0,0), size=(0.2,12,12), color=color.yellow)
wallT = box(pos=(0,6,0),size=(12,0.2,12),color=color.yellow)
wallB = box(pos=(0,-6,0),size=(12,0.2,12),color=color.yellow)
batR = box(pos=(5,0,0),size=(0.2,3,3),color=color.blue)
batL = box(pos=(-5,0,0),size=(0.2,3,3),color=color.blue)
score1=score2=0
messagestart=label(pos=(0,5,6), text="keys: up down left right w s a d",
                           opacity=0, box=0, line=0)
scene.kb.getkey()
messagestart.visible=0
message=label(pos=(0,5,6), text=str(score1)+"     "+str(score2),
                           opacity=0, box=0, line=0)
dt = 0.05
ball.velocity = vector(0.2,0.1,0.05)
while (1==1):
    rate(500)
    ball.pos = ball.pos + ball.velocity*dt
    if ball.x > wallR.x:
        ball.velocity.x = -ball.velocity.x
        #winsound.MessageBeep()
        score1=score1+1
        message.text=str(score1)+"   "+str(score2)
    if ball.x < wallL.x:
        ball.velocity.x = -ball.velocity.x
        #winsound.MessageBeep()
        score2=score2+1
        message.text=str(score1)+"   "+str(score2)
    if ball.y > wallT.y:
        ball.velocity.y = -ball.velocity.y
    if ball.y < wallB.y:
        ball.velocity.y = -ball.velocity.y
    if ball.z > 6:
        ball.velocity.z = -ball.velocity.z
    if ball.z < -6:
        ball.velocity.z = -ball.velocity.z
    if (ball.x> batR.x)& (ball.y-batR.y>-1.5)&(ball.y-batR.y<1.5)& (ball.z-batR.z>-1.5)& (ball.z-batR.z<1.5):
        ball.velocity.x = -ball.velocity.x
    if (ball.x< batL.x)& (ball.y-batL.y>-1.5)&(ball.y-batL.y<1.5)& (ball.z-batR.z>-1.5)& (ball.z-batR.z<1.5):
        ball.velocity.x = -ball.velocity.x
        
    if scene.kb.keys: # is there an event waiting to be processed?
        s = scene.kb.getkey() # obtain keyboard information
        if s=="up":
            batR.y= batR.y+1
        if s=="down":
            batR.y= batR.y-1
        if s=="left":
            batR.z= batR.z-1
        if s=="right":
            batR.z= batR.z+1
        if s=="w":
            batL.y= batL.y+1
        if s=="s":
            batL.y= batL.y-1
        if s=="a":
            batL.z= batL.z+1
        if s=="d":
            batL.z= batL.z-1