# How is this bitmap effect done?

**URL:** <https://forum.kirupa.com/t/how-is-this-bitmap-effect-done/315694>\
**Category:** flash\
**Created:** [November 2, 2010, 7:22am UTC](https://forum.kirupa.com/t/how-is-this-bitmap-effect-done/315694 "2010-11-02T07:22:54Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![gooselips](https://avatars.discourse-cdn.com/v4/letter/g/a3d4f5/32.png) [@gooselips](https://forum.kirupa.com/u/gooselips)\
**Post date:** [November 2, 2010, 7:22am UTC](https://forum.kirupa.com/t/how-is-this-bitmap-effect-done/315694/1 "2010-11-02T07:22:54Z")

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[http://www.shoulder.com.br/](http://www.shoulder.com.br/)

If you select any of the thumbs from the menu on the bottom of the page (once the site is loaded), you’ll see the image splits into two as a transition.

Anyone have any pointers on how to achieve such a thing?

Thanks

Ben