当光源在视锥体之外时，是否为此光源剔除阴影。
将此设置为 true，仅当光源在视锥体中时才为光源计算阴影，当光源在视锥体之外时，剔除此光源的阴影。这是默认行为。
将此设置为 false，为光源计算阴影，无论它是在视锥体中还是不在视锥体中。如果您正在缓存阴影贴图，这很有用；您可以为不在同一个视锥体中的多个光源计算阴影，并在视图更改时继续使用阴影贴图。
当您将此设置为 false 时，Unity 会执行与之前相同的剔除计算，但使用的是一个有效无穷大的视锥体。
Did you find this page useful? Please give it a rating:
Thanks for rating this page!
What kind of problem would you like to report?
Thanks for letting us know! This page has been marked for review based on your feedback.
If you have time, you can provide more information to help us fix the problem faster.
Provide more information
You've told us this page needs code samples. If you'd like to help us further, you could provide a code sample, or tell us about what kind of code sample you'd like to see:
You've told us there are code samples on this page which don't work. If you know how to fix it, or have something better we could use instead, please let us know:
You've told us there is information missing from this page. Please tell us more about what's missing:
You've told us there is incorrect information on this page. If you know what we should change to make it correct, please tell us:
You've told us this page has unclear or confusing information. Please tell us more about what you found unclear or confusing, or let us know how we could make it clearer:
You've told us there is a spelling or grammar error on this page. Please tell us what's wrong:
You've told us this page has a problem. Please tell us more about what's wrong:
Thank you for helping to make the Unity documentation better!
Your feedback has been submitted as a ticket for our documentation team to review.
We are not able to reply to every ticket submitted.