ch_ThreeBouncingBalls.py

Python Mini

from processing import *

wt = 500
ht = 600

b1 = {
    "xpos" : 50,
    "ypos" : 50,
    "xh" : 4,
    "yh" : 2,
    "rad" : 10
    }
b2 = {
    "xpos" : 200,
    "ypos" : 250,
    "xh" : 5,
    "yh" : 10,
    "rad" : 20
    }
b3 = {
    "xpos" : 475,
    "ypos" : 375,
    "xh" : -10,
    "yh" : -20,
    "rad" : 6
    }
#Custom functions - not part of the processing package itself
def drawB1():
    fill(0, 0, 255)
    ellipse(b1["xpos"], b1["ypos"], b1["rad"]*2, b1["rad"]*2)
#NOTE: moveball() CONTAINS ITS PARAMETERS
def moveB1():
    b1["xpos"] = b1["xpos"] + b1["xh"]
    b1["ypos"] = b1["ypos"] + b1["yh"]
    if b1["xpos"] + b1["rad"] >= wt or b1["xpos"] - b1["rad"] <= 0:
        b1["xh"] = b1["xh"]*-1
    if b1["ypos"] + b1["rad"] >= ht or b1["ypos"] - b1["rad"] <= 0:
        b1["yh"] = b1["yh"]*-1

def drawB2():
    fill(255, 127, 0)
    ellipse(b2["xpos"], b2["ypos"], b2["rad"]*2, b2["rad"]*2)

def moveB2():
    b2["xpos"] = b2["xpos"]+b2["xh"]
    b2["ypos"] = b2["ypos"]+b2["yh"]
    if b2["xpos"] + b2["rad"] >= wt or b2["xpos"] - b2["rad"] <= 0:
        b2["xh"] = b2["xh"]*-1
    if b2["ypos"] + b2["rad"] >= ht or b2["ypos"] - b2["rad"] <= 0:
        b2["yh"] = b2["yh"]*-1

def drawB3():
    fill(255, 255, 0)
    ellipse(b3["xpos"], b3["ypos"], b3["rad"]*2, b3["rad"]*2)

def moveB3():
    b3["xpos"] = b3["xpos"] + b3["xh"]
    b3["ypos"] = b3["ypos"] + b3["yh"]
    if b3["xpos"] + b3["rad"] >= wt or b3["xpos"] - b3["rad"] <= 0:
        b3["xh"] = b3["xh"] * -1
    if b3["ypos"] + b3["rad"] >= ht or b3["ypos"] - b3["rad"] <= 0:
        b3["yh"] = b3["yh"] * -1
#The processing package begins HERE
def setup():
    size(wt, ht)

def draw():
    background(0, 0, 0)
    drawB1()
    moveB1()
    drawB2()
    moveB2()
    drawB3()
    moveB3()
run()

ch_ThreeBouncingBalls.py

( around 68 lines python code )

Published By:

EM5700

Published on 2020-02-24T22:31:47Z

Python Mini - an OYOclass application, own your own class today.

Result

Error message shows here