WXDemo/miniprogram/components/xr-ar-osdmarker/index.wxml

<xr-scene ar-system="modes:OSD" id="xr-scene" bind:ready="handleReady" bind:ar-ready="handleARReady" bind:log="handleLog">
  <xr-assets bind:progress="handleAssetsProgress" bind:loaded="handleAssetsLoaded">
    <xr-asset-load type="gltf" asset-id="gltf-burger" src="https://mmbizwxaminiprogram-1258344707.cos.ap-guangzhou.myqcloud.com/xr-frame/demo/damage-helmet/index.glb" />
  </xr-assets>
  <xr-node>
    <xr-node node-id="id2" scale="2 2 2" position="0 0 0"></xr-node>
    <xr-ar-tracker mode="OSD" src="{{markerImg}}">
      <xr-mesh geometry="plane" rotation="-90 0 0" scale="1 1 1" uniforms="u_baseColorFactor:0 1 0 0.5" states="alphaMode:BLEND" />
      <!-- 坐标系提示，单位1 的坐标轴 -->
      <xr-mesh node-id="mesh-x" position="1 0 0"  scale="2 0.02 0.02" geometry="cube" uniforms="u_baseColorFactor:0.7 0.3 0.3 1" ></xr-mesh>
      <xr-mesh node-id="mesh-y" position="0 1 0"  scale="0.02 2 0.02" geometry="cube" uniforms="u_baseColorFactor:0.3 0.7 0.3 1"></xr-mesh>
      <xr-mesh node-id="mesh-z" position="0 0 1"  scale="0.02 0.02 2" geometry="cube" uniforms="u_baseColorFactor:0.3 0.3 0.7 1"></xr-mesh>
    </xr-ar-tracker>
    <xr-camera
      id="camera" node-id="camera" clear-color="0.925 0.925 0.925 1"
      background="ar" is-ar-camera
    ></xr-camera>
  </xr-node>
  <xr-node node-id="lights">
    <xr-light type="ambient" color="1 1 1" intensity="1" />
    <xr-light type="directional" rotation="180 0 0" color="1 1 1" intensity="3" />
  </xr-node>
</xr-scene>