Hey, that's pretty good. Tried it out. VPython is cool
too.
--- "Jacob S." <[EMAIL PROTECTED]> wrote:
> > > I was wondering were can I find some Vpython
> graphics program codes that
> are readily available.
>
> I have 2 that I am proud of.
>
> A simple function grapher
> Usage:
> >0.125*x**2
>
> Graphs y = 1/8*x**2
>
> >y = 1/x
>
> Graphs y = 1/x
>
> >clear
>
> Clears display window
>
> >r = t**2
>
> Graphs polar function r = t**2
>
> >remove lines
>
> Removes all axes, including polar axes, should a
> polar function be graphed
> after
>
> >return lines
>
> Returns all lines, so that they appear when
> appropriate.
>
> >x = sin(x**2)+log(x**2)
>
> Graphs the function...
>
>
>
------------------------------------------------------
>
> from __future__ import division
> from visual import *
> import os
> from math import *
> ja = 0
>
> def start():
> for objects in scene.objects:
> objects.visible = 0
> scene.title = "Function Grapher by Jacob, Inc."
> tem = raw_input('Are you on a desktop, or a
> notebook? ')
> if tem == 'desktop':
> scene.x = 365
> if tem == 'notebook':
> scene.x = 574
> scene.visible=1
> scene.exit=0
> scene.userspin = 0
> scene.range=(10,10,1)
> scene.background=(1,1,1)
> global xaxis
> global yaxis
> xaxis = curve(color=color.black)
> xaxis.append(pos=(100,0,0))
> xaxis.append(pos=(-100,0,0))
> yaxis = curve(color=color.black)
> yaxis.append(pos=(0,100,0))
> yaxis.append(pos=(0,-100,0))
> global radiusaxis
> global radiusaxis2
> radiusaxis =
> curve(pos=[(-100,-100),(100,100)],color=color.black)
> radiusaxis2 =
> curve(pos=[(-100,100),(100,-100)],color=color.black)
> radiusaxis.visible = 0
> radiusaxis2.visible = 0
>
> start()
> y = 3
> m = 0
> t = 0
> d = 1
> print """\
> List of Commands:
> clear
> quit
> remove lines
> return lines
>
> Function Syntax:
> var = funct a,b
> where var = what
> and funct = f(what)
> and a,b = range
> """
>
> print 'Please type in functions in below. '
> while y != "":
> lists=[]
> y = raw_input('>')
> if y == 'clear':
> scene.visible=0
> start()
> print "-"*36
> continue
> elif y == 'quit':
> scene.visible = 0
> del scene
> break
> elif y == 'remove lines':
> a = [radiusaxis,radiusaxis2,xaxis,yaxis]
> for x in a:
> x.visible = 0
> d = 0
> continue
> elif y == 'return lines':
> a = [radiusaxis,radiusaxis2,xaxis,yaxis]
> for x in a:
> x.visible = 1
> d = 1
> continue
> if y.count('=') == 1:
> y = y.split(' = ')
> type = y[0].lower()
> y = y[1]
> y = y.replace("y","x")
> if type == 'r':
> y = y.replace('x','t')
> if d == 1:
> radiusaxis.visible = 1
> radiusaxis2.visible = 1
> else:
> type = 'y'
> y = y.split(" ")
> if len(y) > 1:
> pass
> else:
> if type == 'r':
> y.append('0,5*pi')
> else:
> y.append('-10,10')
> range = y[1]
> y = y[0]
> range = range.split(",")
> min = float(eval(range[0]))
> max = float(eval(range[1]))
> lists.append(curve(color=(1,0,1)))
> x = min
> if type == 'y' or type == 'x':
> radiusaxis.visible = 0
> radiusaxis2.visible = 0
> while x >= min and x <= max:
> x = x+0.005
> try:
> if eval(y) <= 15 and eval(y) >= -15:
> if type == 'y':
>
> lists[-1].append(pos=(x,eval(y),0))
> elif type == 'x':
>
> lists[-1].append(pos=(eval(y),x,0))
> else:
>
> lists.append(curve(color=(1,0,1)))
> except:
> pass
> elif type == 'r':
> m = 'eval(y)*cos(t)'
> n = 'eval(y)*sin(t)'
> t = min
> while t >= min and t <= max:
> try:
>
> lists[-1].append(pos=(eval(m),eval(n),0))
> except:
> lists.append(curve(color=(1,0,1)))
> t = t+0.005
>
>
> _______________________________________________
> Tutor maillist - [EMAIL PROTECTED]
> http://mail.python.org/mailman/listinfo/tutor
>
__________________________________
Do you Yahoo!?
Send holiday email and support a worthy cause. Do good.
http://celebrity.mail.yahoo.com
_______________________________________________
Tutor maillist - [EMAIL PROTECTED]
http://mail.python.org/mailman/listinfo/tutor
