58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
/**
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******************************************************************************
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*
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* @file memorycache.cpp
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
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* @brief
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* @see The GNU Public License (GPL) Version 3
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* @defgroup OPMapWidget
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* @{
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "memorycache.h"
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// TODO add readwrite lock
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namespace core {
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MemoryCache::MemoryCache()
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{}
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QByteArray MemoryCache::GetTileFromMemoryCache(const RawTile &tile)
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{
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kiberCacheLock.lockForRead();
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QByteArray pic;
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pic = TilesInMemory.cachequeue.value(tile);
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// TilesInMemory.find(key,&pic);
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kiberCacheLock.unlock();
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return pic;
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}
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void MemoryCache::AddTileToMemoryCache(const RawTile &tile, const QByteArray &pic)
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{
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kiberCacheLock.lockForWrite();
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// QPixmapCache::Key key=TilesInMemory.insert(pic);
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TilesInMemory.memoryCacheSize += pic.size();
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#ifdef DEBUG_MEMORY_CACHE
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qDebug() << "Current memory=" << TilesInMemory.memoryCacheSize << " in " << TilesInMemory.cachequeue.count() << " tiles";
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#endif
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TilesInMemory.cachequeue.insert(tile, pic);
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TilesInMemory.list.enqueue(tile);
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kiberCacheLock.unlock();
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}
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}
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