# Changing Alpha Value on Collision

**URL:** https://forum.kirupa.com/t/changing-alpha-value-on-collision/229210
**Category:** programming
**Created:** [June 14, 2007, 9:36pm UTC](https://forum.kirupa.com/t/changing-alpha-value-on-collision/229210 "2007-06-14T21:36:59Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Candyman](https://avatars.discourse-cdn.com/v4/letter/c/b5e925/32.png) [@Candyman](https://forum.kirupa.com/u/Candyman)
#### Post date: [June 14, 2007, 9:36pm UTC](https://forum.kirupa.com/t/changing-alpha-value-on-collision/229210/1 "2007-06-14T21:36:59Z")

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OK, I’m making a basic RPG and I want to have the houses, instead of going to a completely new frame, for the alpha of the roof to fade out quickly so that you just walk around, being able to see through the roof.

Cheers.