cx-design/assets/angler.scad

include <../config/angler.scad>

module angler_object() {
    depth = angler_depth;
    height = angler_height;
    width = angler_width;
    thickness = angler_thickness;
    rounding = thickness / 2;
    hole = angler_hole;
    holes_count = angler_holes_count;
    hole_margin = angler_hole_margin;

    module outside_shape() {
        move_x = angler_depth / 2 - rounding;
        move_y = angler_height / 2 - rounding;

        hull() {
            translate([-move_x, move_y]) {
                square(rounding * 2, center = true);
            }

            translate([move_x, move_y]) {
                circle(r = rounding);
            }

            translate([-move_x, -move_y]) {
                circle(r = rounding);
            }
        }
    }

    module outside_object() {
        rotate([90, 0, 0]) {
            linear_extrude(height = angler_thickness, center = true) {
                outside_shape();
            }
        }
    }

    module inside_shape() {
        move_x = depth / 2 - rounding;
        move_y = height / 2 - rounding;

        hull() {
            translate([-move_x, move_y]) {
                square(rounding * 2, center = true);
            }

            translate([move_x, move_y]) {
                circle(r = rounding);
            }
        }

        hull() {
            translate([-move_x, move_y]) {
                square(rounding * 2, center = true);
            }

            translate([-move_x, -move_y]) {
                circle(r = rounding);
            }
        }
    }

    module inside_object() {
        rotate([90, 0, 0]) {
            size = width - thickness * 2;

            linear_extrude(height = size, center = true) {
                inside_shape();
            }
        }
    }
    
    module base_object() {
        move = width / 2 - thickness / 2;

        inside_object();

        translate([0, move, 0]) {
            outside_object();
        }

        translate([0, -move, 0]) {
            outside_object();
        }
    }

    module holes_object() {
        move_x_top = thickness - hole / 2 + hole_margin - depth / 2;
        move_x_bottom = depth / 2 - hole / 2 - hole_margin;
        move_z_top = height / 2 - thickness - hole / 2 - hole_margin;
        move_z_bottom = hole / 2 + hole_margin - height / 2;
        normal_width = width - thickness * 2 - hole - hole_margin * 2;
        move_y = normal_width / 2;
        space = normal_width / (holes_count - 1);

        for (count = [-move_y : space : move_y]) {
            translate([move_x_top, count, 0]) {
                cylinder(r = hole / 2, h = height, center = true); 
            }

            translate([move_x_bottom, count, 0]) {
                cylinder(r = hole / 2, h = height, center = true); 
            }
            
            translate([0, count, move_z_top]) {
                rotate([0, 90, 0]) {
                    cylinder(r = hole / 2, h = height, center = true); 
                }
            }

            translate([0, count, move_z_bottom]) {
                rotate([0, 90, 0]) {
                    cylinder(r = hole / 2, h = height, center = true); 
                }
            }
        }
    }

    module final_object() {
        render() {
            difference() {
                base_object();
                holes_object();
            }
        }
    }

    color("#005500") {
        final_object();
    }
}