光源移动性

介绍了光源移动性及其如何影响光照和阴影。

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在每个光源的 Transform 区块中，可以看到 Mobility（移动性） 的属性。

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在该属性有三个设置：Static（静态） 、 Stationary（固定） 和 Mobile（移动），不同的设置在光照效果上有着显著的区别，以及性能上也各有差异。

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