def printedStencilSubstrate(outlineDxf, thickness, frameHeight, frameWidth, frameClearance):
bodyOffset = solid.utils.up(0) if frameWidth + frameClearance == 0 else solid.offset(r=frameWidth + frameClearance)
body = solid.linear_extrude(height=thickness + frameHeight)(
bodyOffset(solid.import_dxf(outlineDxf)))
boardOffset = solid.utils.up(0) if frameClearance == 0 else solid.offset(r=frameClearance)
board = solid.utils.up(thickness)(
solid.linear_extrude(height=thickness + frameHeight)(
boardOffset(solid.import_dxf(outlineDxf))))
return body - board
def printedStencil(outlineDxf, holesDxf, thickness, frameHeight, frameWidth,
frameClearance, enlargeHoles, front):
zScale = -1 if front else 1
xRotate = 180 if front else 0
substrate = solid.scale([1, 1, zScale])(printedStencilSubstrate(outlineDxf,
thickness, frameHeight, frameWidth, frameClearance))
holesOffset = solid.utils.up(0) if enlargeHoles == 0 else solid.offset(delta=enlargeHoles)
holes = solid.linear_extrude(height=4*thickness, center=True)(
holesOffset(solid.import_dxf(holesDxf)))
return solid.rotate(a=xRotate, v=[1, 0, 0])(substrate - holes)
def get_case_wall(height):
d = case - (sc.offset(-2 * mm)(case))
d = (
d
+ screws.create_screws(diameter=5.2 * mm)
- screws.create_screws(diameter=3.2 * mm)
)
d = sc.linear_extrude(height)(d)
# d = (d - switches.create_all_switches(size=0.8))
return d
def hollow_out(obj: OpenSCADObject, shell_thickness: int) -> OpenSCADObject:
"""Hollow SCAD object.
Python implementation of dotSCAD's hollow_out module.
Implemented due to solidpython having issues
pickling imported scad modules.
Args:
obj: scad object to hollow.
shell_thickness: shell thickness.
"""
return solid.difference()(obj, solid.offset(delta=-shell_thickness)(obj))
(4, 4, 0))(sc.translate(pos * -1)(cutter)))
offset = utils.unit_point2(angle) * 2.5 * left_or_right_dir
cutter = sc.translate((*offset, 0))(cutter)
return cutter
ring = ring - (create_cutter(Point2(0, 0), -1))
ring = ring - (create_cutter(Point2(switches.thumb_fan_size - 1, 0), 1))
return ring
def create_left_buttom_circle():
p0 = switches.get_cap_corner((0, 1), Point2(0.5, -0.5))
p1 = switches.get_cap_corner((1, 1), Point2(0.5, -0.5))
p2 = switches.get_cap_corner((3, 1), Point2(0, -0.62))
circle = utils.three_point_cicle(p0,
p1,
p2,
radius_adjustment=1.5 * mm,
segments=1000)
right_edge = switches.get_cap_corner(Point2(0, 0), Point2(-0.5, 0.5)).x
return circle * sc.square(right_edge * 2, center=True)
def create_case():
case = create_upper_case()
case = case - create_left_buttom_circle()
case = case + create_thumb_fan()
case = sc.offset(r=10 * mm)(case)
case = sc.offset(r=-7.5 * mm)(case)
return case
def rcylinder(r, h, rnd=0, center=False):
''' primitive for a cylinder with rounded edges'''
if rnd == 0: return solid.cylinder(r=r, h=h, center=center)
mod_cyl = solid.translate((0, 0, -h/2 if center else 0))( \
solid.rotate_extrude(convexity=1)(solid.offset(r=rnd)(solid.offset(delta=-rnd)(solid.square((r, h)) + solid.square((rnd, h))))))
return mod_cyl