版本：9.4.0
设置拉伸体纹理重复

可以设置贴图重复次数，建议数值为2的幂次方。
<!DOCTYPE html>
<html>
<head>
    <title>拉伸体纹理重复</title>
    <meta charset='utf-8'>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
    <script src="https://delivery.mapmost.com/cdn/sdk/webgl/v9.4.0/mapmost-webgl-min.js"></script>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
    </style>
</head>
<body>
    <div id="map">
    </div>
    <script>
        let map = new mapmost.Map({
            bearing:57.75237853374472,
            center:[120.78202568297559, 31.28886684063565],
            pitch:52.24187676302536,
            zoom:15.097457657178543,
            container: 'map',
            style: "<your style url>",
            sky: 'light',
            userId: '***', // 授权码
        });

        map.on('load', () => {
            // 添加图片资源
            map.loadImage('./static/grass.png', function (error, img) {
                map.addImage('grass', img);

                // 加载拉伸体
                map.addLayer({
                    "id": "buliding",
                    "type": "fill-extrusion",
                    "source": "nature",
                    "source-layer": "b_green",
                    "minzoom": 0,
                    "maxzoom": 22,
                    "paint": {
                        "fill-extrusion-height": 1,
                        "fill-extrusion-opacity": 1.0,
                        "fill-extrusion-pattern": "grass", // 设置贴图
                        "fill-extrusion-pattern-density": { // 设置贴图重复次数
                            "stops": [
                                [10, 8],
                                [11, 4],
                                [12, 2],
                                [13, 1]
                            ]
                        }
                    }
                })
            });
        })
    </script>
</body>
</html>