// challenge-bot // GNU AGPLv3 (or later at your option) // project available at these locations: // https://gitorious.org/ozzloy/challenge-bot // https://github.com/waynegramlich/challenge-bot // use $fn = 20 while developing, 100 when about to print // 20 will make previews fast // 100 will make printing smooth $fn = 100; include wheel(wheel_radius, wheel_width, motor_shaft_radius, motor_shaft_flat_width, wall_width, tread_radius);