# updateAfterEvent()!?

**URL:** <https://forum.kirupa.com/t/updateafterevent/214394>\
**Category:** Uncategorized\
**Created:** [January 28, 2007, 4:25pm UTC](https://forum.kirupa.com/t/updateafterevent/214394 "2007-01-28T16:25:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Roys](https://avatars.discourse-cdn.com/v4/letter/r/8797f3/32.png) [@Roys](https://forum.kirupa.com/u/Roys)\
**Post date:** [January 28, 2007, 4:25pm UTC](https://forum.kirupa.com/t/updateafterevent/214394/1 "2007-01-28T16:25:54Z")

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Hi all=),

My question may be too simple for you guys.  
But i really like to know more on **updateAfterEvent();**  
I think i had seen it on some line drawing scripts.

Why do we use it?  
Is this function decrease rendering time?  
Is it used only in line drawing?