hq-eduction-vr/pages/ar/index.wxml

<view class="ar-page">
  <xr-ar-2dmarker
    disable-scroll
    id="main-frame"
    width="{{renderWidth}}"
    height="{{renderHeight}}"
    style="width:{{width}}px;height:{{height}}px;top:{{top}}px;left:{{left}}px;display:block;"
    markerImg="{{markerImg}}"
    bind:arTrackerState="handleARTrackerState"
  />
</view>