Optimize|LumpIndex: Only prune duplicates when needed

Messing about with the potentially large QBitArray is unnecessary if the "need prune duplicates" flag is unset.
skyjake · Dec 5, 2012 · 3c17b04 · 3c17b04
1 parent ac5da31
commit 3c17b04
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/doomsday/engine/src/filesys/lumpindex.cpp b/doomsday/engine/src/filesys/lumpindex.cpp
@@ -242,6 +242,8 @@ struct LumpIndex::Instance
 
     void pruneDuplicates()
     {
+        if(!(flags & LIF_NEED_PRUNE_DUPLICATES)) return;
+
         int const numRecords = lumps.size();
         if(numRecords <= 1) return;