fix the problem with negative values for beta:

http://forum.freecadweb.org/viewtopic.php?f=13&t=12819
2015-12-07 23:36:53 +01:00
parent e371d021a2
commit 9e10aa2f74
1 changed files with 2 additions and 2 deletions
--- a/gearfunc/_Classes.py
+++ b/gearfunc/_Classes.py
@@ -440,9 +440,9 @@ def helicalextrusion(wire, height, angle):
    face_transform = App.Matrix()
    face_transform.rotateZ(angle)
    face_transform.move(App.Vector(0, 0, height))
-    face_b . transformShape(face_transform)
+    face_b.transformShape(face_transform)
    spine = Wire(Line(fcvec([0., 0, 0]), fcvec([0, 0, height])).toShape())
-    auxspine = makeHelix(height * 2 * pi / angle, height, 1.)
+    auxspine = makeHelix(height * 2 * pi / abs(angle), height, 10., 0, bool(angle < 0))
    faces = [face_a, face_b]
    pipeshell = BRepOffsetAPI.MakePipeShell(spine)
    pipeshell.setSpineSupport(spine)