PlaneFoot.py

from pygeo import *

v=display(scale=70)

p1 = FreePoint(-33.,-33,-3,color=WHITE)
p2 = FreePoint(28,4.5,4,color=WHITE)
p3 = FreePoint(12,9,-14,color=WHITE)

plane=Plane(p1,p2,p3,color=BLUE,scale=20)

p4 = FreePoint(-55,55,-14,color=BLUE,pointsize=1.5)
foot=PlaneFoot(plane,p4,color=RED,pointsize=1.5)

Line(p4,foot,color=WHITE)
v.pickloop()