Boingo
Mini-Member

Posts: 67
Registered: 07-00 |
Fanatic doth sayeth:
I think it's more like 128 two sided lines in view at once. Beyond that, and you get the overflow.
I believe you are describing the edge overload HOM error, not the vistaplane error.
In earlier versions of DooM, you could not have more than 128 two sided lines in view at once, because DooM would only render a maximum of 128. After that, the DooM engine would ignore the additional lines, and the result would be HOM. This limit was raised in later versions of DooM.
I remember creating a cathedral for DeiM, that had edge overload HOM in DooM 1.1 as you entered it, but worked without trouble in DooM 1.9.
128 lines sounds like a lot, but apparently it includes all vertical surfaces too. If the view of a room is divided by a structure (i.e. a pillar), then the same lines will also count twice. Reaching the 128 2s line limit proved to be very easy in user made wads, which is presumably why id raised the limit.
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