import Map from '../src/ol/Map.js'; import View from '../src/ol/View.js'; import _ol_has_ from '../src/ol/has.js'; import TileLayer from '../src/ol/layer/Tile.js'; import OSM from '../src/ol/source/OSM.js'; var layer = new TileLayer({ source: new OSM() }); var view = new View({ center: [0, 0], zoom: 1 }); var map1 = new Map({ target: 'canvasMap', layers: [layer], view: view }); if (_ol_has_.WEBGL) { var map2 = new Map({ target: 'webglMap', renderer: /** @type {Array} */ (['webgl', 'canvas']), layers: [layer], view: view }); } else { var info = document.getElementById('no-webgl'); /** * display error message */ info.style.display = ''; }