Function tick

src/lib/libhtml5.js:2387–2391

(timeStamp)

  emscripten_request_animation_frame_loop: (cb, userData) => {
    function tick(timeStamp) {
      if ({{{ makeDynCall('idp', 'cb') }}}(timeStamp, userData)) {
        requestAnimationFrame(tick);
      }
    }
    return requestAnimationFrame(tick);
  },