potree-sdk/src/custom/start.js

import * as THREE from "../../libs/three.js/build/three.module.js";


 


import math from './utils/math.js' 
import browser from './utils/browser.js' 
import './three.shim.js'  
import "./potree.shim.js"
 

export function start(dom, navDom, number ){ //t-Zvd3w0m
    
    Potree.settings.number = number || 't-o5YMR13'// 't-iksBApb'// 写在viewer前
  
    if(browser.urlHasValue('timing'))Potree.measureTimings = 1
    
    let viewer = new Potree.Viewer(dom , navDom); 
	viewer.setEDLEnabled(false);
    viewer.setFOV(Potree.config.view.fov); 
     
    
     if(!Potree.settings.isOfficial){ 
        viewer.loadGUI(() => {
            viewer.setLanguage('en'); 
            $("#menu_tools").next().show();
            $("#menu_scene").next().show();
              
            viewer.toggleSidebar();
        }); 
        Potree.settings.sizeFitToLevel = true//当type为衰减模式时自动根据level调节大小。每长一级，大小就除以2
        Potree.settings.rotAroundPoint = false
        
    }   

    if( browser.isMobile() && browser.urlHasValue('log')){
        changeLog()
    }


    {
            
        var cloudPath =  //`${Potree.settings.urls.prefix1}/webcloud/cloud.js` 
                     Potree.settings.cloudPath ||  `${Potree.settings.urls.prefix1}/floor_0_webcloud/cloud.js` 
         
        var timeStamp = 0   //var timeStamp = dataset.updateTime ? dataset.updateTime.replace(/[^0-9]/ig,'') : '';  //每重算一次后缀随updateTime更新一次 
 
        Potree.loadPointCloud(cloudPath, timeStamp, e => {
            let scene = viewer.scene;
            let pointcloud = e.pointcloud; 
            let config = Potree.config.material
            let material = pointcloud.material; 
             
            //pointcloud.datasetData = dataset
            //pointcloud.dataset_id = dataset.id;//供漫游点找到属于的dataset点云
            pointcloud.hasDepthTex = Potree.settings.useDepthTex  
            material.minSize =  config.minSize
            material.maxSize =  config.maxSize   
            material.pointSizeType =/*   Potree.settings.isOfficial ?   */ config.pointSizeType    /* : 'ADAPTIVE'    */   //Potree.PointSizeType[config.pointSizeType]//Potree.PointSizeType.ADAPTIVE;//FIXED
            pointcloud.changePointSize(config.realPointSize)  //material.size =  config.pointSize;
            pointcloud.changePointOpacity(1)
            material.shape = Potree.PointShape.SQUARE; 
            //pointcloud.color = pointcloud.material.color = dataset.color  
            pointcloud.timeStamp = timeStamp 
            //transformPointcloud(pointcloud,dataset)
            scene.addPointCloud(pointcloud);
            
              
            let done = ()=>{
                viewer.updateModelBound() //需等pano加载完
                  
                let {boundSize, center} = viewer.bound
                 
                viewer.dispatchEvent({type:'loadPointCloudDone'})
            
                if(!Potree.settings.UserPointDensity){
                    Potree.settings.UserPointDensity = 'high'//'middle' 
                }  
                
                {//初始位置 
                   
                    var panoId = browser.urlHasValue('pano',true);
                    if(panoId !== ''){
                        var pos
                        var pano = viewer.images360.panos.find(e=>e.id==panoId);
                        if(pano){
                            viewer.images360.focusPano({
                                pano,
                                duration:0, 
                                callback:()=>{/* Potree.settings.displayMode = 'showPanos' */}
                            })
                              
                        }
                    }else{//考虑到多数据集距离很远，或者像隧道那种场景，要使视野范围内一定能看到点云，最好初始点设置在漫游点上
                        
                        let {boundSize, center} = viewer.bound
                        
                        let pano = viewer.images360.findNearestPano(center)
                         
                        pano && viewer.images360.flyToPano({
                            pano,  duration:0,
                            target : viewer.images360.bound.center.setZ(pano.position.z)    //平视中心区域（但也不能保证这个方向一定能看到点云密集区，如果在边缘的话）  
                        }) 
                    } 
                }
                 
                 
                let boxHelper = new Potree.Box3Helper(viewer.bound.boundingBox);
                boxHelper.matrixAutoUpdate = false; 
                viewer.scene.scene.add(boxHelper) 
                viewer.bound.boxHelper = boxHelper
                boxHelper.visible = false
                
                console.log('allLoaded')
                viewer.dispatchEvent('allLoaded')
            }
            
            
            if(Potree.settings.noPanos){
                done()
            }else{ 
                Potree.loadPanos( (data) => { 
                    //console.log('loadPanos',dataset.sceneCode, dataset.id, data)
                    viewer.images360.addPanoData(data  ) 
                    viewer.images360.loadDone()  
                    
                    done() 
                }) 
            }
        }) 
        
    } 
    
     
    window.THREE = THREE
    
    
    
    if(Potree.settings.isLocalhost){
        let before = {}
        viewer.inputHandler.addEventListener('keydown',e=>{ //测试的代码
            if(e.event.key == 't'){
                viewer.images360.cube.visible = true
                viewer.images360.cube.material.wireframe = true
            }else if(e.event.key == 'y'){
                viewer.images360.cube.material.wireframe = false
                viewer.images360.cube.visible = Potree.settings.displayMode == 'showPanos'
            }                 
        }) 
        
    }  
    
     
    //--------------------------------
    /* if(!number){
        Potree.settings.boundAddObjs = true
        Potree.settings.intersectOnObjs = true
        
        // Load untextured bunny from ply
        viewer.loadModel({
            fileType:'ply',
            url:Potree.resourcePath + "/models/indoor.ply",
            name:'test',
            },
            (object)=>{
                object.isModel = true
                viewer.updateModelBound()
            }
        )  
  
    } */
    
    
    
    
}
 
 
 
  
 
 
 
 
var changeLog = ()=>{  
         
    var textarea = document.createElement('textarea');
    textarea.id = "consoleLog";

    textarea.style.width = '160px';
    textarea.style.height =  '200px'
    textarea.style.position = 'fixed'
    textarea.style.right = 0
    textarea.style.bottom = '1px'
    textarea.style['z-index'] = 9999;
    textarea.style.color = 'black';
    textarea.style.opacity = 0.9;
    textarea.style['font-size'] = '12px';
    textarea.style['backgroundColor'] = '#ffffff'



    document.getElementsByTagName("body")[0].appendChild(textarea);
    var list = ["log", "error", "warn", "debug", "info", "time", "timeEnd"]
    var exchange = function (o) {
    console["old" + o] = console[o];
    console[o] = function () {
      var args =   Array.from(arguments)
      console["old" + o].apply(this, arguments)
      var t = document.getElementById("consoleLog").innerHTML;
      
      var str = ''
      args.forEach(a=>{
          str += a + ' '
      })
      document.getElementById("consoleLog").innerHTML = str + "\n\n" + t;
    }
    }

    for (var i = 0; i < list.length; i++) {
        exchange(list[i])
    } 
   
    
    
}