kindred/gears
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use compound for double helix

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looooo
2017-06-26 06:59:41 +02:00
parent 1b3044f00c
commit 941f480b0a
1 changed files with 6 additions and 9 deletions
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15
gearfunc/_Classes.py
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@@ -26,7 +26,7 @@ from ._involute_tooth import involute_tooth, involute_rack
from ._cycloide_tooth import cycloide_tooth
from ._bevel_tooth import bevel_tooth
from Part import BSplineCurve, Shape, Wire, Face, makePolygon, \
BRepOffsetAPI, Shell, makeLoft, Solid, Line, BSplineSurface, Compound,\
BRepOffsetAPI, Shell, makeLoft, Solid, Line, BSplineSurface, makeCompound,\
show, makePolygon, makeHelix, makeSweepSurface
import Part
from ._functions import rotation3D, rotation
@@ -438,17 +438,14 @@ class bevel_gear():
def helicalextrusion(wire, height, angle, double_helix = False):
direction = bool(angle < 0)
first_spine = makeHelix(height * 2 * pi / abs(angle), 0.5 * height, 10., 0, direction)
first_solid = first_spine.makePipeShell([wire], True, True)
if double_helix:
direction = bool(angle < 0)
first_spine = makeHelix(height * 2 * pi / abs(angle), 0.5 * height, 10., 0, direction)
first_solid = first_spine.makePipeShell([wire], True, True)
second_solid = first_solid.mirror(fcvec([0,0,0]), fcvec([0,0,1]))
return first_solid.fuse(second_solid)
return makeCompound([first_solid, second_solid])
else:
spine = Wire(Line(fcvec([0., 0, 0]), fcvec([0, 0, height])).toShape())
auxspine = makeHelix(height * 2 * pi / abs(angle), height, 10., 0, bool(angle < 0))
solid = auxspine.makePipeShell([wire], True, True)
return solid
return first_solid