WXXR/miniprogram/components/xr-gltf-light-loading/index.wxml

<xr-scene id="xr-scene" bind:ready="handleReady">
  <xr-assets bind:progress="handleAssetsProgress" bind:loaded="handleAssetsLoaded">
    <xr-asset-load asset-id="gltf-anim" type="keyframe" src="/assets/animation/gltf-animation.json"/>
    <xr-asset-load type="gltf" asset-id="gltf-Sponza" src="https://mmbizwxaminiprogram-1258344707.cos.ap-guangzhou.myqcloud.com/xr-frame/demo/Sponza/glTF/Sponza.gltf" />
  </xr-assets>
  <xr-node wx:if="{{loaded}}">
    <xr-node node-id="camera-target" position="0 2 0"></xr-node>
    <xr-gltf node-id="mesh-gltf-Sponza" position="0 -2 0.3" rotation="0 0 0" scale="2 2 2" model="gltf-Sponza"></xr-gltf>
    <xr-camera
      id="camera" node-id="camera" position="-1 2 0" clear-color="0.925 0.925 0.925 1"
      draw-sky target="camera-target" far="1000"
      camera-orbit-control=""
    ></xr-camera>
  </xr-node>
  <xr-node node-id="lights">
    <xr-light type="ambient" color="1 1 1" intensity="0.8" />
    <xr-light type="directional" rotation="120 -40 0" color="1 1 1" intensity="4" />
    <xr-light
      type="point" position="10 0 0" color="1 1 1" range="10" intensity="30"
      anim-keyframe="gltf-anim" anim-autoplay="clip:pointLight, speed:2"
    />
    <xr-light
      type="spot" color="0.8 0.8 0.2" position="10 4 -0.3" range="20" intensity="100" rotation="16 90 0" inner-cone-angle="5" outer-cone-angle="24"
    />
  </xr-node>
</xr-scene>