//TODO: fix conditional compilation

//      if (tool_cut) {
//          tool_cut->update_tool(time->get_dt());
//          contact_apply_tool_to_body_2d(tool_cut, bodies[0], reaprox_forces, limit_friction);
//          contact_apply_tool_to_body_muller_modified(tool_cut, bodies[0], smooth_fac);
//      }

        if (tool_cut_3d) {
            tool_cut_3d->update_tool(time->get_dt());
            contact_apply_tool_to_body_3d(tool_cut_3d, bodies[0]);
        }