Illustrates the use of the UrlImageSource to fetch a WMS layer.

100% © IGN
index.js 
/*
 * Copyright (c) 2015-2018, IGN France.
 * Copyright (c) 2018-2026, Giro3D team.
 * SPDX-License-Identifier: MIT
 */

import { MapControls } from "three/examples/jsm/controls/MapControls.js";

import CoordinateSystem from "@giro3d/giro3d/core/geographic/CoordinateSystem.js";
import Extent from "@giro3d/giro3d/core/geographic/Extent.js";
import Instance from "@giro3d/giro3d/core/Instance.js";
import ColorLayer from "@giro3d/giro3d/core/layer/ColorLayer.js";
import Map from "@giro3d/giro3d/entities/Map.js";
import Inspector from "@giro3d/giro3d/gui/Inspector.js";
import UrlImageSource from "@giro3d/giro3d/sources/UrlImageSource.js";

const crs = CoordinateSystem.register(
  "EPSG:2154",
  `
PROJCRS["RGF93 v1 / Lambert-93",
    BASEGEOGCRS["RGF93 v1",
        DATUM["Reseau Geodesique Francais 1993 v1",
            ELLIPSOID["GRS 1980",6378137,298.257222101,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4171]],
    CONVERSION["Lambert-93",
        METHOD["Lambert Conic Conformal (2SP)",
            ID["EPSG",9802]],
        PARAMETER["Latitude of false origin",46.5,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8821]],
        PARAMETER["Longitude of false origin",3,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8822]],
        PARAMETER["Latitude of 1st standard parallel",49,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Latitude of 2nd standard parallel",44,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8824]],
        PARAMETER["Easting at false origin",700000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8826]],
        PARAMETER["Northing at false origin",6600000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8827]]],
    CS[Cartesian,2],
        AXIS["easting (X)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["northing (Y)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["France - onshore and offshore, mainland and Corsica (France métropolitaine including Corsica)."],
        BBOX[41.15,-9.86,51.56,10.38]],
    ID["EPSG",2154]]`,
);

const extent = Extent.fromCenterAndSize(
  CoordinateSystem.epsg3857,
  { x: 260000, y: 6251379 },
  32000,
  32000,
).as(crs);

const instance = new Instance({
  target: "view",
  crs: crs,
});

const map = new Map({ extent });

instance.add(map);

// Create the image source by passing the URL template
const wmsSource = new UrlImageSource({
  urlTemplate:
    "https://data.geopf.fr/wms-r/wms" +
    "?SERVICE=WMS" +
    "&VERSION=1.3.0" +
    "&REQUEST=GetMap" +
    "&BBOX={minx},{miny},{maxx},{maxy}" +
    "&CRS=EPSG:{epsgCode}" +
    "&WIDTH={width}" +
    "&HEIGHT={height}" +
    "&LAYERS=GEOGRAPHICALGRIDSYSTEMS.PLANIGNV2" +
    "&STYLES=" +
    "&FORMAT=image/png",
});

const wmsLayer = new ColorLayer({
  source: wmsSource,
});

map.addLayer(wmsLayer).then(() => {
  const pov = instance.view.goTo(map);
  const controls = new MapControls(instance.view.camera, instance.domElement);
  controls.target.copy(pov.target);
  instance.view.setControls(controls);
});

Inspector.attach("inspector", instance);
index.html 
<!doctype html>
<html lang="en">
  <head>
    <title>UrlImageSource</title>
    <meta charset="UTF-8" />
    <meta name="name" content="url-image-source" />
    <meta
      name="description"
      content="Illustrates the use of the &lt;a href=&#34;../apidoc/classes/sources_UrlImageSource.UrlImageSource.html&#34; target=&#34;_blank&#34;&gt;&lt;code&gt;UrlImageSource&lt;/code&gt;&lt;/a&gt; to fetch a WMS layer."
    />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />

    <link rel="icon" href="https://giro3d.org/images/favicon.svg" />
    <link
      href="https://giro3d.org/assets/bootstrap-custom.css"
      rel="stylesheet"
    />
    <script src="https://giro3d.org/assets/bootstrap.bundle.min.js"></script>
    <link
      rel="stylesheet"
      type="text/css"
      href="https://giro3d.org/latest/examples/css/example.css"
    />
  </head>

  <body>
    <div id="view" class="m-0 p-0 w-100 h-100"></div>
    <div
      id="inspector"
      class="position-absolute top-0 start-0 mh-100 overflow-auto"
    ></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": "url-image-source",
    "dependencies": {
        "@giro3d/giro3d": "2.0.0"
    },
    "devDependencies": {
        "vite": "^3.2.3"
    },
    "scripts": {
        "start": "vite",
        "build": "vite build"
    }
}
vite.config.js 
import { defineConfig } from "vite";

export default defineConfig({
  build: {
    target: 'esnext',
  },
  optimizeDeps: {
    esbuildOptions: {
      target: 'esnext',
    },
  },
})