cesium 圆形波纹

博主qq：1125346480，有想法的加

html代码

//   加载圆形波纹
            viewer.entities.add({
                name:'',
                position: Cesium.Cartesian3.fromDegrees(116.397289 , 39.968679, 0 ),
                ellipse: {
                height: 200,
                // 设置元的比例
                semiMinorAxis: 500,
                semiMajorAxis: 500,
                material: new Cesium.CircleWaveMaterialProperty({
                    duration: 2e3,
                    gradient: 0,
                    color: new Cesium.Color(1.0, 0.0, 0.0, 1.0),
                    count: 3
                })

                }

            });

js代码

 class CircleWaveMaterialPro