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#Set the layer visual level

You can customize the maximum and minimum levels that the current layer can display.

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8"/>
    <title>Set layer visual level</title>
    <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no"/>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
    </style>
    <script src="https://delivery.mapmost.com/cdn/sdk/webgl/v9.16.0/mapmost-webgl-min.js"></script>
</head>
<body>
<div id="map"></div>
<script>
    let map = new mapmost.Map({
        container: 'map',  
        style: "<your style url>", 
        center: [120.72541613154851, 31.31171803927643], 
        zoom: 14, 
        pitch:60,
        userId: '***', // Authorization code
    });
    
    map.on('load', function () {
          
    // Set layers 13-15 to be visible within layers
        map.addLayer({
            "id": "building-hig",
            "type": "fill-extrusion",
            "source": "cultural",
            "source-layer": "b_buildings",
            "layout": {
                "visibility": "visible",
            },
            "minzoom": 13,
            "maxzoom": 15,
            "paint": {
                "fill-extrusion-height": ["get", "jzzgdgd"],
                "fill-extrusion-color": {
                        "stops": [
                            [
                                14.5,
                                "rgba(252, 254, 255, 1)"
                            ],
                            [
                                16,
                                "rgba(255, 255, 255, 1)"
                            ]
                        ]
                },
                "filter": [">=", "dscs", 18]
            }
        })
    })
</script>
</body>
</html>