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jbeuckm/star_wand.scad

Created December 23, 2017 19:06
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Toy to be 3D printed for my daughter
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star_wand.scad
function flatten(l) = [ for (a = l) for (b = a) b ];
module star(r, points=6, thickness=4) {
outerRadius = r;
innerRadius = r/2;
step = 360 / points;
halfStep = step / 2;
starListPairs = [ for (i = [0 : step : 360]) [[outerRadius*cos(i), outerRadius*sin(i)], [innerRadius*cos(i+halfStep), innerRadius*sin(i+halfStep)]] ];
starList = flatten(starListPairs);
difference(){
linear_extrude(5)
offset(r=thickness/2) polygon(starList);
translate([0,0,-1]) linear_extrude(9)
offset(r=-thickness/2) polygon(starList);
}
}
star(40, 6);
translate([0,-20,2.5]) rotate([90,0,0]) cylinder(r=2.5, h=150, $fn=24);
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