present in maps is now ignored, we opt to always build our own.
* New Materials system.
===== Upgra... lly playable.
* Fatal error when attempting to build sector line and subsector tables for maps with da... automatically by the engine. The [[cvar]], [[bsp-build]] has been removed also.
* It is now possible ... evised algorithm for building the [[subsector]] [[blockmap]].
* Make use of the [[blockmap]] to acceler