Fx extension is related to DirectX D3DXEffect Object. You can open fx files by using Directx software.

It is a game interface that developed by Directx microsoft. Currently most of the games that work under Windows use this system. 

During the game programming process, users which use Directx library prefer FX file for their effect operations. If you want to be a game creator, you should install directX sdk library. You can download it free from different web pages. 

What to use fx

DirectX SDK

which page related to fx file


fx Related Searches

You can check related links about fx fileextension.