Test of mapbox gl js builidng extrusion with Bend lidar test data

<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8' />
    <title></title>
    <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
    <script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.26.0/mapbox-gl.js'></script>
    <link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.26.0/mapbox-gl.css' rel='stylesheet' />
    <style>
        body { margin:0; padding:0; }
        #map { position:absolute; top:0; bottom:0; width:100%; }
    </style>
</head>
<body>

<div id='map'>
</div>
<script>
mapboxgl.accessToken = 'pk.eyJ1IjoiYWp6ZWlnZXJ0IiwiYSI6IldLdVhKN1UifQ.43CCALwNLBzVybtPFvcaJQ';

// This is all pretty shamelessly copied from the GL JS docs site:
// https://www.mapbox.com/mapbox-gl-js/example/3d-extrusion-floorplan/

var map = new mapboxgl.Map({
    container: 'map',
    style: 'mapbox://styles/mapbox/streets-v9',
    center: [-121.3, 44.05],
    zoom: 14,
    pitch: 40,
    bearing: 20
});

map.on('load', function() {

map.addSource("buildings", {
        'type': 'geojson',
        'data': 'buildings_sample.geojson'
    });

map.addLayer({
        'id': 'buildings',
        'type': 'fill',
        'source': 'buildings',
        'paint': {
            // See the Mapbox Style Spec for details on property functions
            // https://www.mapbox.com/mapbox-gl-style-spec/#types-function
            'fill-color': '#666',
            'fill-extrude-height': {
                // Get fill-extrude-height from the source 'buildheigh' property.
                'property': 'buildheigh',
                'type': 'identity'
            },
            'fill-extrude-base': 0,
            'fill-opacity': 0.5
        }
    });

map.addControl(new mapboxgl.NavigationControl({position: 'top-left'}));

});
</script>

</body>
</html>

https://api.tiles.mapbox.com/mapbox-gl-js/v0.26.0/mapbox-gl.js