85 lines
1.9 KiB
Python
85 lines
1.9 KiB
Python
from utils import extrude_shape, punch_hole
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import cadquery as cq
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elements = None
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bottom_holes = None
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# These are set from dimensions.py
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pillar_width = 0
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pillar_height = 0
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screw_head_radius = 0
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screw_head_depth = 0
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screw_radius = 0
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def init(positions, thickness):
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"""Because these need to match in multiple models, we create the
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elemments dynamically"""
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global elements, bottom_holes
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elements = [
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{
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"x": 0,
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"y": 0,
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"shape": cq.Sketch()
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.push(positions)
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.trapezoid(pillar_width, pillar_height, 90, mode="a"),
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"height": thickness,
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}
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]
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bottom_holes = [
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{
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"x": 0,
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"y": 0,
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"shape": cq.Sketch().push(positions).circle(screw_head_radius, mode="a"),
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"depth": screw_head_depth,
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},
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{
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"x": 0,
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"y": 0,
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"shape": cq.Sketch().push(positions).circle(screw_radius, mode="a"),
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"depth": 100,
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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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if bottom_face:
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# Mounting pillars
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for element in elements:
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model = extrude_shape(
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model=model,
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face=bottom_face,
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w=width,
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h=height,
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x_offset=offset_x,
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y_offset=shell_t + offset_y,
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element=element,
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height=-(element["height"] + shell_t),
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)
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# Screw holes
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for hole in bottom_holes:
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model = punch_hole(
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model=model,
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face=bottom_face,
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w=width,
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h=height,
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x_offset=offset_x,
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y_offset=shell_t + offset_y,
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hole=hole,
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depth=hole["depth"],
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)
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return model
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