mirror of
https://github.com/4jcraft/4jcraft.git
synced 2026-04-24 10:43:39 +00:00
112 lines
3.4 KiB
C++
112 lines
3.4 KiB
C++
#include "../../Platform/stdafx.h"
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#include "../../IO/Files/File.h"
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#include "RegionFileCache.h"
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#include "../../IO/Files/ConsoleSaveFileIO.h"
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RegionFileCache RegionFileCache::s_defaultCache;
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bool RegionFileCache::useSplitSaves(ESavePlatform platform) {
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switch (platform) {
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case SAVE_FILE_PLATFORM_XBONE:
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case SAVE_FILE_PLATFORM_PS4:
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return true;
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default:
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return false;
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};
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}
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RegionFile* RegionFileCache::_getRegionFile(
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ConsoleSaveFile* saveFile, const std::wstring& prefix, int chunkX,
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int chunkZ) // 4J - TODO was synchronized
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{
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// 4J Jev - changed back to use of the File class.
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// char file[MAX_PATH_SIZE];
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// sprintf(file,"%s\\region\\r.%d.%d.mcr",basePath,chunkX >> 5,chunkZ >> 5);
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// File regionDir(basePath, L"region");
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// File file(regionDir, std::wstring(L"r.") + _toString(chunkX>>5) + L"." +
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// _toString(chunkZ>>5) + L".mcr" );
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MemSect(31);
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File file;
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if (useSplitSaves(saveFile->getSavePlatform())) {
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file = File(prefix + std::wstring(L"r.") + _toString(chunkX >> 4) +
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L"." + _toString(chunkZ >> 4) + L".mcr");
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} else {
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file = File(prefix + std::wstring(L"r.") + _toString(chunkX >> 5) +
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L"." + _toString(chunkZ >> 5) + L".mcr");
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}
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MemSect(0);
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RegionFile* ref = NULL;
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AUTO_VAR(it, cache.find(file));
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if (it != cache.end()) ref = it->second;
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// 4J Jev, put back in.
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if (ref != NULL) {
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return ref;
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}
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// 4J Stu - Remove for new save files
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/*
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if (!regionDir.exists())
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{
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regionDir.mkdirs();
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}
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*/
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if (cache.size() >= MAX_CACHE_SIZE) {
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_clear();
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}
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RegionFile* reg = new RegionFile(saveFile, &file);
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cache[file] = reg; // 4J - this was originally a softReferenc
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return reg;
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}
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void RegionFileCache::_clear() // 4J - TODO was synchronized
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{
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AUTO_VAR(itEnd, cache.end());
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for (AUTO_VAR(it, cache.begin()); it != itEnd; it++) {
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// 4J - removed try/catch
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// try {
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RegionFile* regionFile = it->second;
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if (regionFile != NULL) {
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regionFile->close();
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}
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delete regionFile;
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// } catch (IOException e) {
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// e.printStackTrace();
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// }
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}
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cache.clear();
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}
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int RegionFileCache::_getSizeDelta(ConsoleSaveFile* saveFile,
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const std::wstring& prefix, int chunkX,
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int chunkZ) {
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RegionFile* r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
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return r->getSizeDelta();
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}
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DataInputStream* RegionFileCache::_getChunkDataInputStream(
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ConsoleSaveFile* saveFile, const std::wstring& prefix, int chunkX,
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int chunkZ) {
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RegionFile* r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
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if (useSplitSaves(saveFile->getSavePlatform())) {
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return r->getChunkDataInputStream(chunkX & 15, chunkZ & 15);
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} else {
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return r->getChunkDataInputStream(chunkX & 31, chunkZ & 31);
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}
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}
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DataOutputStream* RegionFileCache::_getChunkDataOutputStream(
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ConsoleSaveFile* saveFile, const std::wstring& prefix, int chunkX,
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int chunkZ) {
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RegionFile* r = _getRegionFile(saveFile, prefix, chunkX, chunkZ);
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if (useSplitSaves(saveFile->getSavePlatform())) {
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return r->getChunkDataOutputStream(chunkX & 15, chunkZ & 15);
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} else {
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return r->getChunkDataOutputStream(chunkX & 31, chunkZ & 31);
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}
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}
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