# 请问，Cesium 绘制polyline 的底层业务逻辑

**URL:** <https://community.cesium.com/t/cesium-polyline/28042>\
**Category:** CesiumJS\
**Created:** [November 14, 2023, 9:51am UTC](https://community.cesium.com/t/cesium-polyline/28042 "2023-11-14T09:51:41Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![hanyingling](https://sea2.discourse-cdn.com/cesium/user_avatar/community.cesium.com/hanyingling/32/3471_2.png) [@hanyingling](https://community.cesium.com/u/hanyingling)\
**Post date:** [November 14, 2023, 9:51am UTC](https://community.cesium.com/t/cesium-polyline/28042/1 "2023-11-14T09:51:41Z")

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请问，Cesium 绘制polyline 的底层业务逻辑是绘制多个点，还是通过材质去创建。因为看到虚线或者箭头线从表面来看都是材质