点云实模对比

// 创建实例需要传入的参数，部署环境serviceConfig 和 用户有效期getAccessToken
  const applicationOptions = {
    getAccessToken: this.getAccessToken,
    refreshAccessToken: this.getAccessToken,
    serviceConfig: { // 引擎内部的请求路径通过origin + apiContextPath拼接，同样会被代理到远程引擎服务的地址
      origin: `${window.location.protocol}//${window.location.host}`, // host
      apiContextPath: '/zt/obv/bimserver/viewing/v3' // path
    }
  }
  // 返回token
  getAccessToken(callBack) {
    callBack(this.obvToken, 36000)
  }
  // 点云模型文件标识，文件轻量化完成后生成
  let urn1 = 'urn:bimbox.file:1CdIsX5fxM0/1Dl798ReiB1?version=1';
  let urn2 = 'urn:bimbox.file:1CdIsX5fxM0/1Dl798ReiB2?version=1';

  let urnList = [];
  urnList.push(urn1);
  urnList.push(urn2);

  // 实例化 Builder，用于模型加载
  builder = new OBV.Api.ObvBuilder();
  // 创建 Application 对象
  const application = await builder.buildApplication(applicationOptions);
    // 创建 viewer 容器, 创建API
  obvApi = await builder.buildViewer3d(application, document.getElementById('viewer-one-div'));
  window.obvApi = obvApi;	
  //分别创建每个模型的document 管理视图
  urnMap = new Map();
  for(let i = 0; i < urnList.length; i++) {
    // 创建 document 管理视图，加载完成后可以调用接口
    const document = await builder.loadDocument(application, urnList[i], 'las-lod');
    urnMap.set(urnList[i], document);
  }

  options = {
    applicationId: application.id
  }
  //加载指定的点云模型
  await obvApi.createPntsTileset(urnMap.get(urn1), options);
  await obvApi.createPntsTileset(urnMap.get(urn2), options);

  // 加载BIM模型,实现合模
  let urn = 'urn:bimbox.file:1CdIsX5fxM0/1DweTTm30Tu?version=1';
  const bimDocument = await builder.loadDocument(applicationOptions, urn, 'rvt-lod');
  const viewer3dItems = bimDocument.get3dGeometryItems();
  builder.load3dModels(obvApi, {
    obvDocument: bimDocument,
    viewer3dItem: viewer3dItems[0],
  });

 const data = firstObvApi.getViewer3dState();
 secondObvApi.viewer.setViewPointInfo(data.camera)