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#include "stdafx.h"
#include "File.h"
#include "RegionFileCache.h"
#include "ConsoleSaveFileIO.h"
RegionFileCache RegionFileCache::s_defaultCache;
bool RegionFileCache::useSplitSaves(ESavePlatform platform)
{
switch(platform)
{
case SAVE_FILE_PLATFORM_XBONE:
case SAVE_FILE_PLATFORM_PS4:
return true;
case SAVE_FILE_PLATFORM_WIN64:
{
LevelGenerationOptions* lgo = app.getLevelGenerationOptions();
return (lgo != nullptr && lgo->isFromDLC());
}
default:
return false;
};
}
RegionFile *RegionFileCache::_getRegionFile(ConsoleSaveFile *saveFile, const wstring &prefix, int chunkX, int chunkZ) // 4J - TODO was synchronized
{
// 4J Jev - changed back to use of the File class.
//char file[MAX_PATH_SIZE];
//sprintf(file,"%s\\region\\r.%d.%d.mcr",basePath,chunkX >> 5,chunkZ >> 5);
//File regionDir(basePath, L"region");
//File file(regionDir, wstring(L"r.") + std::to_wstring(chunkX>>5) + L"." + std::to_wstring(chunkZ>>5) + L".mcr" );
MemSect(31);
File file;
if(useSplitSaves(saveFile->getSavePlatform()))
{
file = File( prefix + wstring(L"r.") + std::to_wstring(chunkX>>4) + L"." + std::to_wstring(chunkZ>>4) + L".mcr" );
}
else
{
file = File( prefix + wstring(L"r.") + std::to_wstring(chunkX>>5) + L"." + std::to_wstring(chunkZ>>5) + L".mcr" );
}
MemSect(0);
RegionFile *ref = nullptr;
auto it = cache.find(file);
if( it != cache.end() )
ref = it->second;
// 4J Jev, put back in.
if (ref != nullptr)
{
return ref;
}
// 4J Stu - Remove for new save files
/*
if (!regionDir.exists())
{
regionDir.mkdirs();
}
*/
if (cache.size() >= MAX_CACHE_SIZE)
{
_clear();
}
RegionFile *reg = new RegionFile(saveFile, &file);
cache[file] = reg; // 4J - this was originally a softReferenc
return reg;
}
void RegionFileCache::_clear() // 4J - TODO was synchronized
{
for(auto& it : cache)
{
RegionFile *regionFile = it.second;
if (regionFile != nullptr)
{
regionFile->close();
}
delete regionFile;
}
cache.clear();
}
int RegionFileCache::_getSizeDelta(ConsoleSaveFile *saveFile, const wstring &prefix, int chunkX, int chunkZ)
{
RegionFile *r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
return r->getSizeDelta();
}
DataInputStream *RegionFileCache::_getChunkDataInputStream(ConsoleSaveFile *saveFile, const wstring &prefix, int chunkX, int chunkZ)
{
RegionFile* r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
if(useSplitSaves(saveFile->getSavePlatform()))
{
return r->getChunkDataInputStream(chunkX & 15, chunkZ & 15);
}
else
{
return r->getChunkDataInputStream(chunkX & 31, chunkZ & 31);
}
}
DataOutputStream *RegionFileCache::_getChunkDataOutputStream(ConsoleSaveFile *saveFile, const wstring &prefix, int chunkX, int chunkZ)
{
RegionFile* r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
if(useSplitSaves(saveFile->getSavePlatform()))
{
return r->getChunkDataOutputStream(chunkX & 15, chunkZ & 15);
}
else
{
return r->getChunkDataOutputStream(chunkX & 31, chunkZ & 31);
}
}
RegionFileCache::~RegionFileCache()
{
_clear();
}
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