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-rw-r--r--src/Generating/BioGen.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Generating/BioGen.h b/src/Generating/BioGen.h
index ee297adb2..c23c8ac46 100644
--- a/src/Generating/BioGen.h
+++ b/src/Generating/BioGen.h
@@ -97,7 +97,7 @@ public:
This allows us to use shorter cache depths with faster lookups for more covered area. (#381)
a_SubCacheSize defines the size of each sub-cache
a_NumSubCaches defines how many sub-caches are used for the multicache. */
- cBioGenMulticache(cBiomeGenPtr a_BioGenToCache, size_t a_SubCacheSize, size_t a_NumSubCaches);
+ cBioGenMulticache(const cBiomeGenPtr & a_BioGenToCache, size_t a_SubCacheSize, size_t a_NumSubCaches);
protected:
typedef std::vector<cBiomeGenPtr> cBiomeGenPtrs;