cesium 加载wms服务

var provider = new window.Cesium.WebMapServiceImageryProvider({
    /*url : 'http://ip:8080/geoserver/NOAA_Viirs/wms',*/
    url:'http://ip:8084/noaa',
    layers : 'NOAA_Viirs:fires_2019',
    parameters : {
        transparent : true,     //是否透明
        format : 'image/png',
        attribution: "myattribution",
        version: '1.1.0',
        srs:'EPSG:4326',
        CQL_FILTER:fil,
        MAP_KEY:'be9a5db1671a659738216ed9f1d255fa',
    }
});
/*window.parent.viewer.imageryLayers.addImageryProvider(provider);*/
var image = new window.Cesium.ImageryLayer(provider);
window.huoqingl=image;
window.viewer.imageryLayers.add(image);