Build engine port backed by GZDoom tech. Currently supports Duke Nukem 3D, Blood, Shadow Warrior, Redneck Rampage and Powerslave/Exhumed.
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helixhorned 0f7615daf7 Remix undo/redo system, fixing potential access of freed memory.
A run of consecutive mapstates may share sector/wall/sprite blocks, but
the code was deciding whether to free them solely on local properties.
Now, save a reference count at the beginning of each such allocated block
and free it only if it reaches zero.

git-svn-id: https://svn.eduke32.com/eduke32@2492 1a8010ca-5511-0410-912e-c29ae57300e0
2012-03-17 11:35:35 +00:00
polymer Remix undo/redo system, fixing potential access of freed memory. 2012-03-17 11:35:35 +00:00
polymer-perf svn merge -r 1800:1841 ../polymer 2011-03-13 02:23:18 +00:00