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Poly_ring now can have specified number of sides.

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This commit is contained in:
Chris Palmer
2020-04-23 10:52:34 +01:00
parent c9d10eeb8b
commit 48293b9abd
2 changed files with 8 additions and 8 deletions
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14
utils/core/polyholes.scad
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@@ -36,29 +36,29 @@ module poly_cylinder(r, h, center = false, sides = 0) //! Make a cylinder adjust
extrude_if(h, center)
poly_circle(r, sides);
module poly_ring(or, ir) { //! Make a 2D ring adjusted to have the correct internal radius
cir = corrected_radius(ir);
module poly_ring(or, ir, sides = 0) { //! Make a 2D ring adjusted to have the correct internal radius
cir = corrected_radius(ir, sides);
filaments = (or - cir) / extrusion_width;
if(filaments > 3 + eps)
difference() {
circle(or);
poly_circle(ir);
poly_circle(ir, sides);
}
else
if(filaments >= 2)
difference() {
offset(or - cir)
poly_circle(ir);
poly_circle(ir, sides);
poly_circle(ir);
poly_circle(ir, sides);
}
else
difference() {
poly_circle(or);
poly_circle(or, sides);
offset(-squeezed_wall)
poly_circle(or);
poly_circle(or, sides);
}
}