rial();
            // const terrain = threeLayer.toTerrain(extent, {
            //     texture: './data/streets-satellite.png',
            //     image: './data/terrain-rgb.png'
            // }, material);
            // threeLayer.addMesh(terrain);
            addTerrain();
            animation();
            // initGui();
        }

        const tileData = [];
        function addTerrain() {

            const x = 27344, y = 13386, z = 15;
            const extent = new maptalks.Extent(120.41015625,