Environmental Audio Extensions

That's perfectly decent, Lee, and you can follow everything that's going on, but it's quite flat, as if the whole base is one big room and the gunshots stop dead rather than ringing round the walls.

Now, the same spot on a Sound Blaster Live using Creative's EAX effects, which add the echo of the room you're actually in.

Here's the EAX version.

[gunshots]

Oh, I love that because suddenly the shots hang in the air, and you can hear how big the room is.