Potree Point Cloud

Display a Potree point cloud.

100% © Potree

index.js

import { Vector3 } from 'three';
import { OrbitControls } from 'three/examples/jsm/controls/OrbitControls.js';

import Instance from '@giro3d/giro3d/core/Instance.js';
import PotreePointCloud from '@giro3d/giro3d/entities/PotreePointCloud.js';
import Inspector from '@giro3d/giro3d/gui/Inspector.js';
import PotreeSource from '@giro3d/giro3d/sources/PotreeSource.js';



const viewerDiv = document.getElementById('viewerDiv');

const source = new PotreeSource(
    'https://3d.oslandia.com/potree/pointclouds/lion_takanawa',
    'cloud.js',
);

const potree = new PotreePointCloud('potree', source);

const instance = new Instance(viewerDiv, { crs: 'EPSG:3857', renderer: { clearColor: 'bisque' } });

function placeCamera() {
    const camera = instance.camera.camera3D;

    // create controls
    const controls = new OrbitControls(camera, instance.domElement);
    controls.enableDamping = true;
    controls.dampingFactor = 0.25;

    const pos = new Vector3(6.757520397934977, -10.102934086721376, 7.402449241148831);

    const lookAt = new Vector3(0.5, 0.5, 5);

    camera.lookAt(lookAt);
    controls.target.copy(lookAt);
    camera.position.copy(pos);

    instance.useTHREEControls(controls);
    
}

instance.add(potree).then(placeCamera);
instance.notifyChange(instance.camera.camera3D);

Inspector.attach(document.getElementById('panelDiv'), instance);

instance.domElement.addEventListener('dblclick', e => {
    console.log(instance.pickObjectsAt(e, { radius: 5, limit: 10 }));
});

index.html

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>Giro3D - Potree Point Cloud</title>
  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-C6RzsynM9kWDrMNeT87bh95OGNyZPhcTNXj1NW7RuBCsyN/o0jlpcV8Qyq46cDfL" crossorigin="anonymous"></script>
  <style>
    body {
      padding: 0;
      margin: 0;
      width: 100vw;
      height: 100vh;
    }

    #viewerDiv {
      width: 100%;
      height: 100%;
    }

    #panelDiv {
      position: absolute;
      top: 0;
      left: 0;
    }
    
  </style>
</head>

<body>
  <div id="viewerDiv"></div>
  <div id="panelDiv"></div>
  

  <script type="module" src="index.js"></script>
  <script>
    /* activate popovers */
    const popoverTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="popover"]'));
    popoverTriggerList.map(
      // bootstrap is used as script in the template, disable warning about undef
      // eslint-disable-next-line no-undef
      popoverTriggerEl => new bootstrap.Popover(popoverTriggerEl, {
        trigger: 'hover',
        placement: 'left',
        content: document.getElementById(popoverTriggerEl.getAttribute('data-bs-content')).innerHTML,
        html: true,
      }),
    );
  </script>
</body>

</html>

package.json

{
  "name": "potree_pointcloud",
  "dependencies": {
    "@giro3d/giro3d": "0.35.0"
  },
  "devDependencies": {
    "vite": "^3.2.3"
  },
  "scripts": {
    "start": "vite",
    "build": "vite build"
  }
}