# Picture effect.. controllers

**URL:** <https://forum.kirupa.com/t/picture-effect-controllers/71019>\
**Category:** Uncategorized\
**Created:** [November 19, 2004, 7:21pm UTC](https://forum.kirupa.com/t/picture-effect-controllers/71019 "2004-11-19T19:21:38Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![snaxs](https://avatars.discourse-cdn.com/v4/letter/s/aca169/32.png) [@snaxs](https://forum.kirupa.com/u/snaxs)\
**Post date:** [November 19, 2004, 7:21pm UTC](https://forum.kirupa.com/t/picture-effect-controllers/71019/1 "2004-11-19T19:21:38Z")

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Hello, im trying to make an effect that ive seen already but can’t really figure out how to do,

its a big picture with a square as mask and theres some controllers as you move the keyboard or click on the buttons the mask ( square ) moves, showing the rest of the picture…

this example can be seen at encarta… the virtual hall or something like that :puzzle:

well if someone could point me out a tutorial or a example fla… i would apreciated…  
thanks alot :be: