Back to SDS/2 Parametric Scripts
from point import Point, PointLocate
from param import
Prompt
## ConsMidPt.py
Version 1.00
## Copyright (c) 2006 Bruce Vaughan, BV
Detailing & Design, Inc.
## All rights reserved.
## NOT FOR
############################################################################
"""
Add two
perpendicular construction lines at the true midpoint between two points
"""
from cons_line import ConsLine
def midpt(p1, p2):
return
Point((p2.x-p1.x)/2+p1.x, (p2.y-p1.y)/2+p1.y, (p2.z-p1.z)/2+p1.z)
def gridAdd(pt, r, cons_color="Cyan"):
# construction
line begin
cl2 = ConsLine()
cl2.pt1 = pt
cl2.angle = r
cl2.pen = cons_color
cl2.add()
# construction
line end
while True:
pt1 = PointLocate("Pick First Point for Midpoint")
if not pt1:
break
else:
pt2 = PointLocate("Pick
Second Point for Midpoint")
r = Prompt(0.0,
"Enter Cons Line Angle")
gridAdd(midpt(pt1, pt2), r)
gridAdd(midpt(pt1, pt2), r+90.0)