viewer.entities.add({ name : 'wanggege', polygon : { hierarchy : Cesium.Cartesian3.fromDegreesArray([ 108.95917,34.318998,109.094131,34.318998, 109.094131,34.404462,108.95917,34.404462, ]), clampToS3M: true,//贴对象 distanceDisplayCondition:new Cesium.DistanceDisplayCondition(0,1000), material : new Cesium.GridMaterialProperty({ color : Cesium.Color.WHITE.withAlpha(0.3), cellAlpha : 0, lineCount : new Cesium.Cartesian2(102, 82), }), outlineColor:Cesium.Color.WHITE.withAlpha(0.3) }, });