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Merge branch 'rectangular_tube' of https://github.com/martinbudden/NopSCADlib into martinbudden-rectangular_tube

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Chris Palmer 2021-01-18 10:34:51 +00:00
commit 5bb95b2406
2 changed files with 11 additions and 0 deletions
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3
tests/tube.scad
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@ -27,6 +27,9 @@ module tubes() {
translate([50, 10]) translate([50, 10])
tube(10, 8, 30); tube(10, 8, 30);
translate([100, 10])
rectangular_tube([10, 20, 30]);
} }
tubes(); tubes();

8
utils/tube.scad
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@ -68,3 +68,11 @@ module woven_tube(or, ir, h, center= true, colour = grey(30), colour2, warp = 2,
} }
} }
} }
module rectangular_tube(size, center = true, thickness = 1, fillet = 0.5) {
extrude_if(size.z, center = center)
difference() {
rounded_square([size.x, size.y], fillet);
rounded_square([size.x - 2 * thickness, size.y - 2 * thickness], fillet);
}
}