function showQxShequDemo() {

    tiles3dLayer = new mars3d.layer.TilesetLayer({
        name: "模型",  // 图层名称，用于标识该图层
        url: "/hxzkuwb/view/Home/tiles/tileset.json",  // 3D Tiles 数据的 URL 地址，指向 JSON 文件
        position: { lng: 116.279916, lat: 39.831517, alt: 0 },  // 图层的初始位置，包含经度、纬度和高度
        maximumScreenSpaceError: 1,  // 最大屏幕空间误差，控制模型的细节渲染级别，值越高性能越好但视觉效果可能下降
        shadows: Cesium.ShadowMode.DISABLED,  // 设置阴影模式，禁用阴影以提高性能，若需要可设置为 ENABLED 启用阴影
        skipLevelOfDetail: true,  // 跳过细节层级，减少渲染时的计算负担，提升性能
        loadSiblings: true,  // 加载兄弟节点，确保在需要时快速加载周围节点，提高流畅性
        cullRequestsWhileMoving: true,  // 在移动时进行剔除，减少不必要的渲染计算，提高性能
        cullRequestsWhileMovingMultiplier: 10,  // 在移动时的剔除请求倍数，设置为 10 表示在移动时增加剔除请求，进一步提升性能
        preferLeaves: true,  // 优先加载叶子节点，优化加载顺序，提升用户体验，特别是在复杂场景中
        preloadWhenHidden: true,  // 在模型隐藏时进行预加载，减少下次显示时的延迟
        cullWithChildrenBounds:true,
        highlight: { type: "click", color: "#00ffff" },
    });
    map.addLayer(tiles3dLayer)


    tiles3dLayer.readyPromise.then(function (layer) {
        console.log("load完成", layer)
        console.log("URL:", tiles3dLayer);
        // tiles3dLayer.tileset 是 Cesium3DTileset，支持绑定所有Cesium原生事件
        // 参考API http://mars3d.cn/api/cesium/Cesium3DTileset.html
        tiles3dLayer.tileset.loadProgress.addEventListener(function (numberOfPendingRequests, numberOfTilesProcessing) {
            if (numberOfPendingRequests === 0 && numberOfTilesProcessing === 0) {
                console.log("Loading: 停止加载")
                toastr.clear();//移除所有,有动画效果
                setTimeout(() => {
                    toastr.success("加载完成", "三维模型", {
                        timeOut: 3000 // 3秒后自动消失
                    });
                }, 500)
                return
            }
            console.log("加载中")
            console.log(`Loading: 待处理请求数: ${numberOfPendingRequests}, 处理数: ${numberOfTilesProcessing}`)
        })


    })

    tiles3dLayer.on(mars3d.EventType.click, function (event) {
        console.log("单击了3dtiles图层", event)
        console.log(event.name)
        var nodeid = event.graphic.attr.id
        console.log(event.graphic.attr.标高)
        tiles3dLayer.closeHighlight()
        tiles3dLayer.style = new Cesium.Cesium3DTileStyle({
            color: {
                conditions: [
                    ["${标高} ==='" + nodeid + "'", "rgba(255, 200, 200,0)"],
                    ["true", "rgba(255, 255, 255,1)"]
                ]
            }
        })
    })

    // 加载的事件 只执行一次
    tiles3dLayer.on(mars3d.EventType.initialTilesLoaded, function (event) {
        console.log("触发initialTilesLoaded事件", event)
    })

    // 会执行多次，重新加载一次完成后都会回调
    tiles3dLayer.on(mars3d.EventType.allTilesLoaded, function (event) {
        console.log("触发allTilesLoaded事件", event)
    })

}






function showCengByStyle(floor,floor2) {
    console.log(floor,floor2)
    if (floor == 0) {
        tiles3dLayer.style = undefined
    }else{
        tiles3dLayer.closeHighlight()
        tiles3dLayer.style = new Cesium.Cesium3DTileStyle({
            color: {
                conditions: [
                    ["${标高} > "+floor+" && ${标高} < "+floor2+" ", "rgba(255, 255, 255,1)"],
                    ["true", "rgba(255, 255, 255,0)"]
                ]
            }
        })
    }
}


//动态效果
function addBlinkEffect(floor, floor2) {
    tiles3dLayer.closeHighlight();
    let isBlinkOn = true;
    const blinkInterval = setInterval(() => {
        let colorCondition;
        if (isBlinkOn) {
            colorCondition = [
                ["${标高} > " + floor + " && ${标高} < " + floor2 + " ", "rgba(255, 255, 255,1)"],
                ["true", "rgba(255, 255, 255,0)"]
            ];
        } else {
            colorCondition = [
                ["${标高} > " + floor + " && ${标高} < " + floor2 + " ", "rgba(255, 255, 255,0)"],
                ["true", "rgba(255, 255, 255,0)"]
            ];
        }

        tiles3dLayer.style = new Cesium.Cesium3DTileStyle({
            color: {
                conditions: colorCondition
            }
        });

        isBlinkOn = !isBlinkOn;
    }, 500);
}