[hlcoders] A more detailed picture of the Potentially Visible Set (PVS)

I'm doing some research on virtual visual environments. I believe that the PVS contains the estimated set of objects (geometry) that may be visible to the player. I was wondering if there was an Actual Visible Set that contains only the objects that the player really can see. If there isn't, would

Re: [hlcoders] A more detailed picture of the Potentially Visible Set (PVS)

If you want an understanding of the BSP PVS (CSG), i would recommend that you read 'the master of doom - it has a fair amount of a chapter discussing how the BSP format was chosen for FPS, and how PVS works with-in it. There is also a MASSIVE discussion of BSP at the VMEX website -