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fixed block unloading from memory (a better fix coming next)

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This commit is contained in:
Perttu Ahola 2011-06-26 21:53:11 +03:00
parent d702a2c33b
commit 3fccc67eb7
8 changed files with 70 additions and 74 deletions
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95
src/map.cpp
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@ -1388,8 +1388,6 @@ bool Map::dayNightDiffed(v3s16 blockpos)
*/
void Map::timerUpdate(float dtime)
{
//JMutexAutoLock lock(m_sector_mutex); // Bulk comment-out
core::map<v2s16, MapSector*>::Iterator si;
si = m_sectors.getIterator();
@ -1407,38 +1405,27 @@ void Map::timerUpdate(float dtime)
}
}
void Map::deleteSectors(core::list<v2s16> &list, bool only_blocks)
void Map::deleteSectors(core::list<v2s16> &list)
{
core::list<v2s16>::Iterator j;
for(j=list.begin(); j!=list.end(); j++)
{
MapSector *sector = m_sectors[*j];
if(only_blocks)
{
sector->deleteBlocks();
}
else
{
/*
If sector is in sector cache, remove it from there
*/
if(m_sector_cache == sector)
{
m_sector_cache = NULL;
}
/*
Remove from map and delete
*/
m_sectors.remove(*j);
delete sector;
}
// If sector is in sector cache, remove it from there
if(m_sector_cache == sector)
m_sector_cache = NULL;
// Remove from map and delete
m_sectors.remove(*j);
delete sector;
}
}
u32 Map::unloadUnusedData(float timeout, bool only_blocks,
void Map::unloadUnusedData(float timeout,
core::list<v3s16> *deleted_blocks)
{
core::list<v2s16> sector_deletion_queue;
u32 deleted_blocks_count = 0;
u32 saved_blocks_count = 0;
core::map<v2s16, MapSector*>::Iterator si = m_sectors.getIterator();
for(; si.atEnd() == false; si++)
@ -1453,14 +1440,18 @@ u32 Map::unloadUnusedData(float timeout, bool only_blocks,
i != blocks.end(); i++)
{
MapBlock *block = (*i);
if(block->getUsageTimer() > timeout)
{
// Save if modified
if(block->getModified() != MOD_STATE_CLEAN)
{
saveBlock(block);
saved_blocks_count++;
}
// Delete from memory
sector->deleteBlock(block);
deleted_blocks_count++;
}
else
{
@ -1474,36 +1465,14 @@ u32 Map::unloadUnusedData(float timeout, bool only_blocks,
}
}
#if 0
core::map<v2s16, MapSector*>::Iterator i = m_sectors.getIterator();
for(; i.atEnd() == false; i++)
{
MapSector *sector = i.getNode()->getValue();
/*
Delete sector from memory if it hasn't been used in a long time
*/
if(sector->usage_timer > timeout)
{
sector_deletion_queue.push_back(i.getNode()->getKey());
deleteSectors(sector_deletion_queue);
if(deleted_blocks != NULL)
{
// Collect positions of blocks of sector
MapSector *sector = i.getNode()->getValue();
core::list<MapBlock*> blocks;
sector->getBlocks(blocks);
for(core::list<MapBlock*>::Iterator i = blocks.begin();
i != blocks.end(); i++)
{
deleted_blocks->push_back((*i)->getPos());
}
}
}
}
#endif
dstream<<"Map: Unloaded "<<deleted_blocks_count<<" blocks from memory"
<<", of which "<<saved_blocks_count<<" were wr."
<<std::endl;
deleteSectors(sector_deletion_queue, only_blocks);
return sector_deletion_queue.getSize();
//return sector_deletion_queue.getSize();
//return deleted_blocks_count;
}
void Map::PrintInfo(std::ostream &out)
@ -2083,6 +2052,8 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
return NULL;
}
bool enable_mapgen_debug_info = g_settings.getBool("enable_mapgen_debug_info");
/*dstream<<"Resulting vmanip:"<<std::endl;
data->vmanip.print(dstream);*/
@ -2095,10 +2066,11 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
//TimeTaker timer("finishBlockMake() blitBackAll");
data->vmanip->blitBackAll(&changed_blocks);
}
#if 1
dstream<<"finishBlockMake: changed_blocks.size()="
<<changed_blocks.size()<<std::endl;
#endif
if(enable_mapgen_debug_info)
dstream<<"finishBlockMake: changed_blocks.size()="
<<changed_blocks.size()<<std::endl;
/*
Copy transforming liquid information
*/
@ -2155,6 +2127,9 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
}
#endif
updateLighting(lighting_update_blocks, changed_blocks);
if(enable_mapgen_debug_info == false)
t.stop(true); // Hide output
}
/*
@ -2269,6 +2244,8 @@ MapBlock * ServerMap::generateBlock(
<<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
<<std::endl;*/
bool enable_mapgen_debug_info = g_settings.getBool("enable_mapgen_debug_info");
TimeTaker timer("generateBlock");
//MapBlock *block = original_dummy;
@ -2297,6 +2274,9 @@ MapBlock * ServerMap::generateBlock(
{
TimeTaker t("mapgen::make_block()");
mapgen::make_block(&data);
if(enable_mapgen_debug_info == false)
t.stop(true); // Hide output
}
/*
@ -2355,6 +2335,9 @@ MapBlock * ServerMap::generateBlock(
}
#endif
if(enable_mapgen_debug_info == false)
timer.stop(true); // Hide output
return block;
}