CircleOnPlane.py

from pygeo import *

v=display(scale=70)

p1 = FreePoint(-11.,15,-3,pointsize=1.5)
p2 = FreePoint(11,5,4,pointsize=1.5)
p3 = FreePoint(40,-3,0,color=WHITE)

CircleOnPlane(p1,p2,Plane(p1,p2,p3,color=BLUE),color=RED)

v.pickloop()