Merge pull request #133 from BruceSherwood/Update_no_notebook_demos

Update some of the no-notebook demo programs

Author: BruceSherwood

Demos_no_notebook/Bounce.py

@@ -34,3 +34,4 @@
         ball.p.y = -ball.p.y
     if not (side > ball.pos.z > -side):
         ball.p.z = -ball.p.z
+

Demos_no_notebook/RotatingBoxes.py

@@ -1,5 +1,4 @@
 from vpython import *
-from time import clock
 
 N = 10
 

Demos_no_notebook/RotatingPoints.py

@@ -27,10 +27,11 @@ def Runbutton(b):
     next = last+0.1*vec.random()
     while mag(next) > 1: # if next is outside the sphere, try another random value
         next = last+0.1*vec.random()
-    p.append({'pos':next, 'radius':0.002+0.04*random(), 'color':(vec(1,1,1)+vec.random())/2})
+    #p.append({'pos':next, 'radius':0.002+0.04*random(), 'color':(vec(1,1,1)+vec.random())/2})
+    p.append({'pos':next, 'radius':3+10*random(), 'color':(vec(1,1,1)+vec.random())/2})
     last = next
-c = points(pos=p, size_units='world')
+c = points(pos=p) #, size_units='world')
 while True:
     rate(60)
     if run: # Currently there isn't a way to rotate a points object, so rotate scene.forward:
-        scene.forward = scene.forward.rotate(angle=-0.005, axis=vec(0,1,0))
+        scene.forward = scene.forward.rotate(angle=-0.005, axis=vec(0,1,0))

Demos_no_notebook/Rug.py

@@ -1,7 +1,6 @@
 from vpython import *
 scene.width = scene.height = 600
 scene.range = 0.6
-from time import clock
 
 # A pulse ripples along a rug, demonstrating dynamic changea of shape
 # Bruce Sherwood, May 2012