From 7695471ff9423c14d9e7188a85a270b368760402 Mon Sep 17 00:00:00 2001 From: DayBr3ak Date: Mon, 1 Sep 2014 21:37:36 +0200 Subject: added multicache class definition --- src/Generating/BioGen.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/src/Generating/BioGen.h b/src/Generating/BioGen.h index 227ec97d7..a53d8bca2 100644 --- a/src/Generating/BioGen.h +++ b/src/Generating/BioGen.h @@ -77,7 +77,42 @@ protected: } ; +class cBioGenMulticache : + public cBiomeGen +{ + + typedef cBiomeGen super; + +public: + cBioGenMulticache(cBiomeGen * a_BioGenToCache, int a_CacheSize, int a_CacheLength); // Doesn't take ownership of a_BioGenToCache + ~cBioGenMulticache(); + +protected: + + cBiomeGen * m_BioGenToCache; + struct sCacheData + { + int m_ChunkX; + int m_ChunkZ; + cChunkDef::BiomeMap m_BiomeMap; + }; + + // To avoid moving large amounts of data for the MRU behavior, we MRU-ize indices to an array of the actual data + int m_CacheSize; + int m_CacheLength; + + int **m_CachesOrder; // MRU-ized order, indices into the multiple m_CachesData array + sCacheData ** m_CachesData; + + // Cache statistics + int m_NumHits; + int m_NumMisses; + int m_TotalChain; // Number of cache items walked to get to a hit (only added for hits) + + virtual void GenBiomes(int a_ChunkX, int a_ChunkZ, cChunkDef::BiomeMap & a_BiomeMap) override; + virtual void InitializeBiomeGen(cIniFile & a_IniFile) override; +}; /// Base class for generators that use a list of available biomes. This class takes care of the list. -- cgit v1.2.3