Outside corner for fixing da cubes

outside-corner.js

// All units inches

var extrude_ = 0.1;
var nutSize = 0.375;
var threadDiameter = 0.22;
var screwPosition = [0.5, 0.5];

function makeHalf() {
    var half = polygon([
        [0,0.7],
        [0.7,0],
        [1,0],
        [1,0.3],
        [0.3,1],
        [0,1],
    ]);
        
    // var cutOut = circle({r: 0.66, center: true});
    // half = difference(half, cutOut);
    return half;
}

function makeSide() {
    var outside = makeHalf();
    var thread = circle({r: threadDiameter/2.0, center: true})
                .translate(screwPosition);
    outside = difference(outside, thread);
    outside = linear_extrude({height: extrude_}, outside);

    return outside;

    var inside = makeHalf();
    // var nut = square({size: [nutSize, nutSize], center: true})
    //             .rotateZ(45)
    //             .translate(screwPosition);
    // inside = difference(inside, nut);
    inside = linear_extrude({height: extrude_ / 2.0}, inside);
    inside = inside.translate([0, 0, extrude_ / 2.0]);

    var side = union(inside, outside);

    return side;
}

function main() {
    s1 = makeSide();
    s2 = makeSide().mirroredZ().rotateX(90);
    s3 = makeSide().mirroredZ().rotateY(-90);
    return union(s1, s2, s3).scale(10);
    // return s1.scale(10);
}