【解决方法】 viewer.entities.add({
name:"圆点point闪烁",
position:Cesium.Cartesian3.fromDegrees(lon+0.03,lat+0.03,0),
point : {
show : true, // default
color :new Cesium.CallbackProperty(function () {
if(flog){
x=x-0.05;
if(x<=0){
flog=false;
}
}else{
x=x+0.05;
if(x>=1){
flog=true;
}
}
return Cesium.Color.RED.withAlpha(x);
},false),
pixelSize : 10, // default: 1
outlineWidth :0
}
});
