// FABULA open source storyteller enclosure

width = 120;
height = 60;
depth = 40;

// Main body
module main_body() {
    rounded_edge_diameter = height;
    module half_body() {
        cube([width - rounded_edge_diameter/2, height/2, depth]);
        cylinder(h = depth, d = rounded_edge_diameter, $fn=64);   
    }

    union() {
        translate([-(width - rounded_edge_diameter)/2, 0, -depth/2]) {
            half_body();
        }
        translate([(width - rounded_edge_diameter)/2, 0, -depth/2]) {
            mirror([1, 0, 0]) {
                mirror([0, 1, 0]) {
                    half_body();
                }
            }
        }
    }
}

difference() {
    main_body();
    scale([0.9, 0.9, 0.9]) {
        main_body();
    }
}