WXDemo/miniprogram/pages/physics/scene-physics-shoot/index.wxml

<xr-demo-viewer
  title="射击积木案例"
  intro="扫描绿底的微信logo(如下所示)，出现积木。点击屏幕射出小球。"
  code="{{xmlCode}}"
>
  <xr-basic
    disable-scroll
    id="main-frame"
    width="{{renderWidth}}"
    height="{{renderHeight}}"
    style="width:{{width}}px;height:{{height}}px;top:{{top}}px;left:{{left}}px;display:block;"
  />
  <view slot="intro"><image src="/components/xr-physics-shoot/weixin.png" style="height: 100px; width: 100px"></image></view>
</xr-demo-viewer>