colin/phone-case-cq
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case: fix button gap so that it actually surrounds the button instead of overlaps its edge

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Colin
2023-12-27 11:02:31 +00:00
parent 769ac04913
commit e4bfcb1d2e
1 changed files with 18 additions and 6 deletions
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24
src/case.py
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@@ -26,7 +26,7 @@ button_seat_margin_yz = 1.0
button_inset_x = 0.4 button_inset_x = 0.4
button_inset_margin_yz = 5.5 button_inset_margin_yz = 5.5
# length of the segment we cut away entirely from the body bordering each button # length of the segment we cut away entirely from the body bordering each button
button_inset_gap = 1.2 button_inset_gap = 1.4
def _makeShell(solid, thickness: float=1, combine=False, **kwargs): def _makeShell(solid, thickness: float=1, combine=False, **kwargs):
""" """
@@ -122,15 +122,27 @@ def button_inset_cutaway(phone, buttons):
return cutout return cutout
def button_gap_cutaway(phone, buttons): def button_gap_cutaway(phone, buttons):
"""
cut through the case just around the edge of the buttons, to give them a tab
that more easily flexes.
"""
buttons2d = buttons.faces("<X") buttons2d = buttons.faces("<X")
buttons = cq.Workplane("YZ").add(buttons2d) \ buttons = cq.Workplane("YZ").add(buttons2d) \
.edges().toPending().consolidateWires() \ .edges().toPending().consolidateWires() \
.toPending().extrude(thickness) .extrude(thickness)
keep = (buttons buttons_with_buffer = cq.Workplane("YZ").add(buttons2d) \
.intersect(buttons.translate((0, button_inset_gap, 0))) .edges().toPending().offset2D(button_inset_gap) \
.intersect(buttons.translate((0, -button_inset_gap, 0))) .extrude(thickness)
cutout = buttons_with_buffer.cut(buttons)
cutout_top = (cutout
.cut(cutout.translate((0, button_inset_gap, 0)))
.intersect(buttons_with_buffer.translate((0, -2*button_inset_gap, 0)))
) )
cutout = buttons.cut(keep) cutout_bot = (cutout
.cut(cutout.translate((0, -button_inset_gap, 0)))
.intersect(buttons_with_buffer.translate((0, 2*button_inset_gap, 0)))
)
cutout = cutout_top.union(cutout_bot)
return cutout return cutout