102 lines
2.7 KiB
Python
102 lines
2.7 KiB
Python
import cadquery as cq
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# These should be set from dimensions.py
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elements = None
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kbd_pillar_positions = []
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kbd_height = 0
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kbd_width = 0
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kbd_back_thickness = 0
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kbd_front_thickness = 0
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kbd_actual_height = 0
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kbd_angle = 0
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kbd_pillar_offset_1 = 0
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kbd_pillar_radius_1 = 0
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kbd_pillar_offset_2 = 0
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kbd_pillar_radius_2 = 0
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kbd_screw_radius = 0
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def init():
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global elements
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elements = [
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# Shorter pillars
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{
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"x": 0,
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"y": 0,
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"z": kbd_pillar_offset_1,
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"shape": cq.Sketch().push(kbd_pillar_positions).circle(kbd_pillar_radius_1, mode="a"),
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},
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# Taller pillars with holes for self-tapping screws
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{
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"x": 0,
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"y": 0,
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"z": kbd_pillar_offset_2,
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"shape": (
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cq.Sketch()
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.push(kbd_pillar_positions)
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.circle(kbd_pillar_radius_2, mode="a")
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.circle(kbd_screw_radius, mode="s")
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),
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},
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]
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def add(
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*,
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model,
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width,
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height,
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thickness,
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offset_x,
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offset_y,
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bottom_face,
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back_face,
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shell_t
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):
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# This one is special, it creates angled things and cuts off the
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# case, so ... it's going to do weird stuff
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if bottom_face:
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model = (
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model.faces(bottom_face)
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.workplane(centerOption="CenterOfBoundBox", offset=-kbd_front_thickness)
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.center(
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-width / 2,
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height / 2,
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)
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.transformed(rotate=cq.Vector(kbd_angle, 0, 0))
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.tag("kbd_sloped")
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)
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for element in elements:
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model = (
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model.workplaneFromTagged("kbd_sloped")
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.center(offset_x + element["x"], -offset_y - element["y"])
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.workplane(offset=element["z"])
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.placeSketch(element["shape"])
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.extrude(100)
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)
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model = (
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model.workplaneFromTagged("mid_height")
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.transformed(offset=cq.Vector(0, 0, -thickness / 2))
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.split(keepTop=True)
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.faces(">X")
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.workplane(centerOption="CenterOfBoundBox")
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.center(-height / 2, -thickness / 2)
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.placeSketch(
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cq.Sketch().polygon(
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[
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[0, kbd_front_thickness],
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[shell_t, kbd_front_thickness],
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[kbd_actual_height + shell_t, kbd_back_thickness],
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[kbd_actual_height + shell_t, 1000],
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[0, 1000],
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[0, kbd_front_thickness],
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]
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)
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)
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.cutBlind(-1000)
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)
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return model
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