js cesium 中弧度、角度转化

参考如下代码：

const { heading, pitch, roll } = viewer.camera;
console.log({ heading, pitch, roll });
// 弧度
const radians = Cesium.Math.toRadians(heading)
console.log(radians)
// 角度
const degrees = radians * (180 / Math.PI);
console.log(degrees)