TowerProSG90servo::TowerProSG90servo ( )
Default constructor.
                                    : BasicServo()
{
    //-- Servo body dimensions:
    //---------------------------------------------------------------------------------
    //-- Main dimensions:
    width = 12.7;
    length = 22.7;
    height = 27;

    //-- Leg dimensions:
    leg_h = 15.7;
    leg_x = 12;
    leg_y = 5;
    leg_z = 2.5;

    //-- Leg holes
    num_holes = 2;
    hole_r = 1.1;
    hole_x = 0;
    hole_y = 2.5;

    //-- Axis dimensions:
    axis_h = 2.5;
    axis_r = 4.7/2.0;
    axis_y = 17;

    //-- Horn placement:
    horn_dist_axis = 2.9;

    //-- Tolerances by default:
    width_tol = 0;
    length_tol = 0;
    height_tol = 0;

    //-- Color (blue):
    servo_color.push_back( 0); //-- Red
    servo_color.push_back( 0.); //-- Green
    servo_color.push_back( 1); //-- Blue
    servo_color.push_back( 1.0); //-- Alpha channel

    //-- Horn dimensions:
    //----------------------------------------------------------------------------------
    set_horn( 1 );

    //-- TowerPro SG90 servo specific dimensions:
    gearbox_h = 4.5;
    gearbox_big_r = 11.8 /2.0;
    gearbox_small_r = 5 / 2.0;
    gearbox_small_y = axis_y - 14.5 + gearbox_small_r + gearbox_big_r;

    rebuild();
}