Unity3D Fps Realistic Crosshair.

Hi guys,how can i make realistic crosshair for my fps game,i mean is it possible to make it so realistic like in battlefield 3. I want crosshair who expands when im moving,shooting (no aiming) and running. Seriously I have no idea how to do this ;( Please help me.


This should get you going on that.

This should help you with the actual drawing of the crosshairs, which can be combined with the Inaccuracy value of the aforementioned script.

Please use the search function, and try many keywords before posting a question. If it is a mechanic common in games, it has probably already been asked about here.