SWEP Aim down sight

I am working on some SWEPs and was was wandering how/what do i use to aim down sight? Maybe how to change the angle/position of the view model?

**[SWEP.GetViewModelPosition

http://wiki.garrysmod.com/favicon.ico](wiki.garrysmod.com/?title=SWEP.GetViewModelPosition)**

Thanks. Ill give it a try.

Also if you still can’t get it to work look at the CSS weapon base in the Gmods .GCF