WebGL Tiles

Rendering raster data with WebGL.

This example uses WebGL to raster tiles on a map.

main.js

import Map from 'ol/Map.js';
import View from 'ol/View.js';
import Layer from 'ol/layer/WebGLTile.js';
import Source from 'ol/source/ImageTile.js';

const map = new Map({
  target: 'map',
  layers: [
    new Layer({
      source: new Source({
        url: 'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
        attributions:
          '&#169; <a href="https://www.openstreetmap.org/copyright" target="_blank">OpenStreetMap</a> contributors.',
      }),
    }),
  ],
  view: new View({
    center: [0, 0],
    zoom: 0,
  }),
});

index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title>WebGL Tiles</title>
    <link rel="stylesheet" href="node_modules/ol/ol.css">
    <style>
      .map {
        width: 100%;
        height: 400px;
      }
    </style>
  </head>
  <body>
    <div id="map" class="map"></div>

    <script type="module" src="main.js"></script>
  </body>
</html>

package.json

{
  "name": "webgl-tiles",
  "dependencies": {
    "ol": "10.5.0"
  },
  "devDependencies": {
    "vite": "^3.2.3"
  },
  "scripts": {
    "start": "vite",
    "build": "vite build"
  }
}