ServerMap Class Reference

#include <servermap.h>

Inheritance diagram for ServerMap:

Collaboration diagram for ServerMap:

Public Member Functions
	ServerMap (const std::string &savedir, IGameDef *gamedef, EmergeManager *emerge, MetricsBackend *mb)
	~ServerMap ()
MapSector *	createSector (v2s16 p)
bool	blockpos_over_mapgen_limit (v3s16 p)
bool	initBlockMake (v3s16 blockpos, BlockMakeData *data)
void	finishBlockMake (BlockMakeData *data, std::map< v3s16, MapBlock * > *changed_blocks)
MapBlock *	createBlock (v3s16 p)
MapBlock *	emergeBlock (v3s16 p, bool create_blank=true) override
MapBlock *	getBlockOrEmerge (v3s16 p3d, bool generate)
bool	isBlockInQueue (v3s16 pos)
void	addNodeAndUpdate (v3s16 p, MapNode n, std::map< v3s16, MapBlock * > &modified_blocks, bool remove_metadata) override
void	beginSave () override
void	endSave () override
void	save (ModifiedState save_level) override
void	listAllLoadableBlocks (std::vector< v3s16 > &dst)
void	listAllLoadedBlocks (std::vector< v3s16 > &dst)
MapgenParams *	getMapgenParams ()
bool	saveBlock (MapBlock *block) override
MapBlock *	loadBlock (v3s16 p)
MapBlock *	loadBlock (const std::string &blob, v3s16 p, bool save_after_load=false)
	Load a block that was already read from disk.
bool	deleteBlock (v3s16 blockpos) override
void	deleteDetachedBlocks ()
void	step ()
void	updateVManip (v3s16 pos)
void	PrintInfo (std::ostream &out) override
bool	isSavingEnabled ()
u64	getSeed ()
bool	repairBlockLight (v3s16 blockpos, std::map< v3s16, MapBlock * > *modified_blocks)
void	transformLiquids (std::map< v3s16, MapBlock * > &modified_blocks, ServerEnvironment *env)
void	transforming_liquid_add (v3s16 p)
Public Member Functions inherited from Map
	Map (IGameDef *gamedef)
virtual	~Map ()
	DISABLE_CLASS_COPY (Map)
void	addEventReceiver (MapEventReceiver *event_receiver)
void	removeEventReceiver (MapEventReceiver *event_receiver)
void	dispatchEvent (const MapEditEvent &event)
MapSector *	getSectorNoGenerateNoLock (v2s16 p2d)
MapSector *	getSectorNoGenerate (v2s16 p2d)
virtual MapSector *	emergeSector (v2s16 p)
MapBlock *	getBlockNoCreate (v3s16 p)
MapBlock *	getBlockNoCreateNoEx (v3s16 p)
const NodeDefManager *	getNodeDefManager ()
bool	isValidPosition (v3s16 p)
void	setNode (v3s16 p, MapNode n)
MapNode	getNode (v3s16 p, bool *is_valid_position=NULL)
void	removeNodeAndUpdate (v3s16 p, std::map< v3s16, MapBlock * > &modified_blocks)
bool	addNodeWithEvent (v3s16 p, MapNode n, bool remove_metadata=true)
bool	removeNodeWithEvent (v3s16 p)
virtual bool	maySaveBlocks ()
void	timerUpdate (float dtime, float unload_timeout, s32 max_loaded_blocks, std::vector< v3s16 > *unloaded_blocks=NULL)
void	unloadUnreferencedBlocks (std::vector< v3s16 > *unloaded_blocks=NULL)
void	deleteSectors (std::vector< v2s16 > &list)
std::vector< v3s16 >	findNodesWithMetadata (v3s16 p1, v3s16 p2)
NodeMetadata *	getNodeMetadata (v3s16 p)
bool	setNodeMetadata (v3s16 p, NodeMetadata *meta)
	Sets metadata for a node.
void	removeNodeMetadata (v3s16 p)
NodeTimer	getNodeTimer (v3s16 p)
void	setNodeTimer (const NodeTimer &t)
void	removeNodeTimer (v3s16 p)
template<typename F >
void	forEachNodeInArea (v3s16 minp, v3s16 maxp, F func)
bool	isBlockOccluded (MapBlock *block, v3s16 cam_pos_nodes)
bool	isBlockOccluded (v3s16 pos_relative, v3s16 cam_pos_nodes, bool simple_check=false)

Static Public Member Functions
static MapDatabase *	createDatabase (const std::string &name, const std::string &savedir, Settings &conf)
static bool	saveBlock (MapBlock *block, MapDatabase *db, int compression_level=-1)
static void	deSerializeBlock (MapBlock *block, std::istream &is)

Public Attributes
MapSettingsManager	settings_mgr

Protected Member Functions
void	reportMetrics (u64 save_time_us, u32 saved_blocks, u32 all_blocks) override
Protected Member Functions inherited from Map
bool	determineAdditionalOcclusionCheck (v3s16 pos_camera, const core::aabbox3d< s16 > &block_bounds, v3s16 &to_check)
bool	isOccluded (v3s16 pos_camera, v3s16 pos_target, float step, float stepfac, float start_offset, float end_offset, u32 needed_count)

Private Attributes
EmergeManager *	m_emerge
std::string	m_savedir
bool	m_map_saving_enabled
int	m_map_compression_level
std::set< v3s16 >	m_chunks_in_progress
std::vector< std::unique_ptr< MapBlock > >	m_detached_blocks
UniqueQueue< v3s16 >	m_transforming_liquid
f32	m_transforming_liquid_loop_count_multiplier = 1.0f
u32	m_unprocessed_count = 0
u64	m_inc_trending_up_start_time = 0
bool	m_queue_size_timer_started = false
bool	m_map_metadata_changed = true
MapDatabaseAccessor	m_db
MetricGaugePtr	m_loaded_blocks_gauge
MetricCounterPtr	m_save_time_counter
MetricCounterPtr	m_save_count_counter

Friends
class	ModApiMapgen

Additional Inherited Members
Protected Attributes inherited from Map
IGameDef *	m_gamedef
std::set< MapEventReceiver * >	m_event_receivers
std::unordered_map< v2s16, MapSector * >	m_sectors
MapSector *	m_sector_cache = nullptr
v2s16	m_sector_cache_p
const NodeDefManager *	m_nodedef

Constructor & Destructor Documentation

ServerMap()

ServerMap::ServerMap	(	const std::string &	savedir,
		IGameDef *	gamedef,
		EmergeManager *	emerge,
		MetricsBackend *	mb )

References MetricsBackend::addCounter(), MetricsBackend::addGauge(), createDatabase(), MapDatabaseAccessor::dbase, MapDatabaseAccessor::dbase_ro, DIR_DELIM, errorstream, Settings::exists(), FUNCTION_NAME, g_settings, Settings::get(), fs::GetDirListing(), Settings::getS16(), infostream, EmergeManager::initMap(), MapSettingsManager::loadMapMeta(), m_db, m_emerge, m_loaded_blocks_gauge, m_map_compression_level, m_map_saving_enabled, m_save_count_counter, m_save_time_counter, m_savedir, EmergeManager::map_settings_mgr, fs::PathExists(), rangelim, Settings::readConfigFile(), Settings::set(), settings_mgr, Settings::updateConfigFile(), verbosestream, and warningstream.

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~ServerMap()

ServerMap::~ServerMap

(

)

References MapDatabaseAccessor::dbase, MapDatabaseAccessor::dbase_ro, deleteDetachedBlocks(), errorstream, FUNCTION_NAME, infostream, m_db, m_emerge, m_map_saving_enabled, m_savedir, MOD_STATE_WRITE_AT_UNLOAD, MapDatabaseAccessor::mutex, EmergeManager::resetMap(), save(), and verbosestream.

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Member Function Documentation

addNodeAndUpdate()

void ServerMap::addNodeAndUpdate ( v3s16 p, MapNode n, std::map< v3s16, MapBlock * > & modified_blocks, bool remove_metadata )

overridevirtual

Reimplemented from Map.

References Map::addNodeAndUpdate(), CONTENT_AIR, dir(), g_7dirs, NodeDefManager::get(), MapNode::getContent(), Map::getNode(), ContentFeatures::isLiquid(), Map::m_nodedef, m_transforming_liquid, p(), and UniqueQueue< Value >::push_back().

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beginSave()

void ServerMap::beginSave ( )

overridevirtual

Reimplemented from Map.

References Database::beginSave(), MapDatabaseAccessor::dbase, m_db, and MapDatabaseAccessor::mutex.

Referenced by save().

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blockpos_over_mapgen_limit()

bool ServerMap::blockpos_over_mapgen_limit

(

v3s16

p

)

References getMapgenParams(), MAP_BLOCKSIZE, MAX_MAP_GENERATION_LIMIT, p(), and rangelim.

Referenced by initBlockMake().

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createBlock()

MapBlock * ServerMap::createBlock

(

v3s16

p

)

References MapSector::createBlankBlock(), createSector(), MapSector::getBlockNoCreateNoEx(), infostream, and p().

Referenced by initBlockMake().

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createDatabase()

MapDatabase * ServerMap::createDatabase ( const std::string & name, const std::string & savedir, Settings & conf )

static

References Settings::getNoEx().

Referenced by ServerMap(), migrate_map_database(), and recompress_map_database().

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createSector()

MapSector * ServerMap::createSector

(

v2s16

p

)

References blockpos_over_max_limit(), Map::getSectorNoGenerate(), Map::m_gamedef, and Map::m_sectors.

Referenced by createBlock(), emergeBlock(), initBlockMake(), and loadBlock().

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deleteBlock()

bool ServerMap::deleteBlock ( v3s16 blockpos )

overridevirtual

Reimplemented from Map.

References MapDatabaseAccessor::dbase, MapDatabase::deleteBlock(), MapSector::detachBlock(), Map::getBlockNoCreateNoEx(), Map::getSectorNoGenerate(), m_db, m_detached_blocks, and MapDatabaseAccessor::mutex.

Referenced by ModApiEnv::l_delete_area().

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deleteDetachedBlocks()

void ServerMap::deleteDetachedBlocks

(

)

References m_detached_blocks.

Referenced by ~ServerMap(), and step().

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deSerializeBlock()

void ServerMap::deSerializeBlock ( MapBlock * block, std::istream & is )

static

References MapBlock::deSerialize(), g_profiler, PRECISION_MICRO, readU8(), and SPT_AVG.

Referenced by loadBlock(), and recompress_map_database().

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emergeBlock()

MapBlock * ServerMap::emergeBlock ( v3s16 p, bool create_blank = true )

overridevirtual

Reimplemented from Map.

References MapSector::createBlankBlock(), createSector(), Map::getBlockNoCreateNoEx(), loadBlock(), and p().

Referenced by ServerEnvironment::addActiveObjectRaw(), ServerEnvironment::clearObjects(), ServerEnvironment::deactivateFarObjects(), ServerEnvironment::deleteStaticFromBlock(), Server::findSpawnPos(), ServerEnvironment::findSunlight(), initBlockMake(), ServerEnvironment::removeRemovedObjects(), repairBlockLight(), and ServerEnvironment::saveStaticToBlock().

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endSave()

void ServerMap::endSave ( )

overridevirtual

Reimplemented from Map.

References MapDatabaseAccessor::dbase, Database::endSave(), m_db, and MapDatabaseAccessor::mutex.

Referenced by save().

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finishBlockMake()

void ServerMap::finishBlockMake	(	BlockMakeData *	data,
		std::map< v3s16, MapBlock * > *	changed_blocks )

References MMVManip::blitBackAll(), BlockMakeData::blockpos_max, BlockMakeData::blockpos_min, EMERGE_DBG_OUT, EmergeManager::enable_mapgen_debug_info, MapBlock::expireIsAirCache(), UniqueQueue< Value >::front(), Map::getBlockNoCreateNoEx(), m_chunks_in_progress, m_emerge, m_transforming_liquid, MOD_REASON_EXPIRE_IS_AIR, MOD_STATE_WRITE_NEEDED, UniqueQueue< Value >::pop_front(), UniqueQueue< Value >::push_back(), MapBlock::raiseModified(), MapBlock::setGenerated(), UniqueQueue< Value >::size(), BlockMakeData::transforming_liquid, BlockMakeData::vmanip, x, y, and z.

Referenced by EmergeThread::finishGen().

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getBlockOrEmerge()

MapBlock * ServerMap::getBlockOrEmerge	(	v3s16	p3d,
		bool	generate )

References EmergeManager::enqueueBlockEmerge(), Map::getBlockNoCreateNoEx(), m_emerge, and PEER_ID_INEXISTENT.

Referenced by ServerEnvironment::step().

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getMapgenParams()

MapgenParams * ServerMap::getMapgenParams

(

)

References MapSettingsManager::mapgen_params, and settings_mgr.

Referenced by blockpos_over_mapgen_limit(), Server::findSpawnPos(), getSeed(), and initBlockMake().

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getSeed()

u64 ServerMap::getSeed

(

)

References getMapgenParams(), and MapgenParams::seed.

Referenced by Server::acceptAuth(), and initBlockMake().

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initBlockMake()

bool ServerMap::initBlockMake	(	v3s16	blockpos,
		BlockMakeData *	data )

References BlockMakeData::blockpos_max, BlockMakeData::blockpos_min, blockpos_over_mapgen_limit(), MapgenParams::chunksize, createBlock(), createSector(), EMERGE_DBG_OUT, emergeBlock(), EmergeManager::enable_mapgen_debug_info, FATAL_ERROR_IF, EmergeManager::getContainingChunk(), getMapgenParams(), getSeed(), MMVManip::initialEmerge(), EmergeManager::isBlockUnderground(), m_chunks_in_progress, m_emerge, Map::m_nodedef, BlockMakeData::nodedef, p(), BlockMakeData::seed, MapBlock::setIsUnderground(), BlockMakeData::vmanip, x, y, and z.

Referenced by EmergeThread::getBlockOrStartGen().

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isBlockInQueue()

bool ServerMap::isBlockInQueue

(

v3s16

pos

)

References EmergeManager::isBlockInQueue(), and m_emerge.

Referenced by ServerEnvironment::getBlockStatus().

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isSavingEnabled()

bool ServerMap::isSavingEnabled ( )

inline

References m_map_saving_enabled.

listAllLoadableBlocks()

void ServerMap::listAllLoadableBlocks

(

std::vector< v3s16 > &

dst

)

References MapDatabaseAccessor::dbase, MapDatabaseAccessor::dbase_ro, MapDatabase::listAllLoadableBlocks(), m_db, and MapDatabaseAccessor::mutex.

Referenced by ServerEnvironment::clearObjects().

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listAllLoadedBlocks()

void ServerMap::listAllLoadedBlocks

(

std::vector< v3s16 > &

dst

)

References MapSector::getBlocks(), Map::m_sectors, and p().

Referenced by ServerEnvironment::clearObjects().

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loadBlock() [1/2]

MapBlock * ServerMap::loadBlock	(	const std::string &	blob,
		v3s16	p,
		bool	save_after_load = false )

Load a block that was already read from disk.

Used by EmergeManager.

Returns

non-null block (but can be blank)

References MapSector::createBlankBlockNoInsert(), createSector(), deSerializeBlock(), Map::dispatchEvent(), errorstream, g_profiler, g_settings, MapSector::getBlockNoCreateNoEx(), Settings::getBool(), MapSector::insertBlock(), m_emerge, m_transforming_liquid, MEET_OTHER, EmergeManager::ndef, PRECISION_MICRO, MapBlock::resetModified(), saveBlock(), ReflowScan::scan(), SPT_AVG, MapEditEvent::type, voxalgo::update_block_border_lighting(), and BaseException::what().

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loadBlock() [2/2]

MapBlock * ServerMap::loadBlock

(

v3s16

p

)

References g_profiler, Map::getBlockNoCreateNoEx(), MapDatabaseAccessor::loadBlock(), loadBlock(), m_db, and MapDatabaseAccessor::mutex.

Referenced by emergeBlock(), EmergeThread::getBlockOrStartGen(), and loadBlock().

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PrintInfo()

void ServerMap::PrintInfo ( std::ostream & out )

overridevirtual

Reimplemented from Map.

Referenced by save().

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repairBlockLight()

bool ServerMap::repairBlockLight	(	v3s16	blockpos,
		std::map< v3s16, MapBlock * > *	modified_blocks )

Fixes lighting in one map block. May modify other blocks as well, as light can spread out of the specified block. Returns false if the block is not generated (so nothing changed), true otherwise.

References emergeBlock(), MapBlock::isGenerated(), and voxalgo::repair_block_light().

Referenced by ModApiEnv::l_fix_light().

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reportMetrics()

void ServerMap::reportMetrics ( u64 save_time_us, u32 saved_blocks, u32 all_blocks )

overrideprotectedvirtual

Reimplemented from Map.

References MetricCounter::increment(), m_loaded_blocks_gauge, m_save_count_counter, m_save_time_counter, and MetricGauge::set().

Referenced by save().

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save()

void ServerMap::save ( ModifiedState save_level )

overridevirtual

Reimplemented from Map.

References Profiler::add(), beginSave(), endSave(), MapSector::getBlocks(), porting::getTimeUs(), infostream, m_map_metadata_changed, m_map_saving_enabled, Map::m_sectors, MOD_STATE_CLEAN, Profiler::print(), PrintInfo(), reportMetrics(), saveBlock(), MapSettingsManager::saveMapMeta(), settings_mgr, and warningstream.

Referenced by ~ServerMap().

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saveBlock() [1/2]

bool ServerMap::saveBlock ( MapBlock * block )

overridevirtual

Reimplemented from Map.

References MapDatabaseAccessor::dbase, m_db, m_map_compression_level, MapDatabaseAccessor::mutex, and saveBlock().

Referenced by Client::handleCommand_BlockData(), loadBlock(), save(), and saveBlock().

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saveBlock() [2/2]

bool ServerMap::saveBlock ( MapBlock * block, MapDatabase * db, int compression_level = -1 )

static

References MapBlock::getPos(), MapBlock::resetModified(), MapDatabase::saveBlock(), SER_FMT_VER_HIGHEST_WRITE, and MapBlock::serialize().

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step()

void ServerMap::step

(

)

References deleteDetachedBlocks().

Referenced by Server::AsyncRunStep().

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transforming_liquid_add()

void ServerMap::transforming_liquid_add

(

v3s16

p

)

References m_transforming_liquid, p(), and UniqueQueue< Value >::push_back().

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transformLiquids()

void ServerMap::transformLiquids	(	std::map< v3s16, MapBlock * > &	modified_blocks,
		ServerEnvironment *	env )

References ScriptApiEnv::check_for_falling(), CONTENT_AIR, CONTENT_IGNORE, ContentFeatures::floats, ContentFeatures::floodable, UniqueQueue< Value >::front(), g_settings, NodeDefManager::get(), get_max_liquid_level(), Map::getBlockNoCreateNoEx(), MapNode::getContent(), NodeDefManager::getLightingFlags(), Map::getNode(), getNodeBlockPos(), Settings::getS32(), ServerEnvironment::getScriptIface(), IRollbackManager::getSuspect(), porting::getTimeMs(), Settings::getU16(), infostream, LIGHTBANK_DAY, LIGHTBANK_NIGHT, liquid_6dirs, ContentFeatures::liquid_alternative_flowing_id, ContentFeatures::liquid_alternative_source_id, LIQUID_FLOW_DOWN_MASK, LIQUID_FLOWING, LIQUID_LEVEL_MASK, LIQUID_LEVEL_MAX, LIQUID_LEVEL_SOURCE, LIQUID_NONE, ContentFeatures::liquid_range, ContentFeatures::liquid_renewable, LIQUID_SOURCE, ContentFeatures::liquid_type, ContentFeatures::liquid_viscosity, LiquidType_END, Map::m_gamedef, m_inc_trending_up_start_time, Map::m_nodedef, m_queue_size_timer_started, m_transforming_liquid, m_unprocessed_count, NodeNeighbor::n, NEIGHBOR_LOWER, NEIGHBOR_SAME_LEVEL, NEIGHBOR_UPPER, ScriptApiNode::node_on_flood(), ScriptApiEnv::on_liquid_transformed(), NodeNeighbor::p, p(), MapNode::param2, UniqueQueue< Value >::pop_front(), UniqueQueue< Value >::push_back(), IRollbackManager::reportAction(), IGameDef::rollback(), MapNode::setContent(), MapNode::setLight(), Map::setNode(), RollbackAction::setSetNode(), UniqueQueue< Value >::size(), NodeNeighbor::t, and voxalgo::update_lighting_nodes().

Referenced by Server::AsyncRunStep().

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updateVManip()

void ServerMap::updateVManip

(

v3s16

pos

)

References VoxelArea::contains(), EmergeManager::getCurrentMapgen(), Map::getNode(), idx, VoxelArea::index(), VoxelManipulator::m_area, VoxelManipulator::m_data, m_emerge, VoxelManipulator::m_flags, MMVManip::m_is_dirty, and Mapgen::vm.

Referenced by ServerEnvironment::removeNode(), ServerEnvironment::setNode(), and ServerEnvironment::swapNode().

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Friends And Related Symbol Documentation

ModApiMapgen

friend class ModApiMapgen

friend

Member Data Documentation

m_chunks_in_progress

std::set<v3s16> ServerMap::m_chunks_in_progress

private

Referenced by finishBlockMake(), and initBlockMake().

m_db

MapDatabaseAccessor ServerMap::m_db

private

Referenced by ServerMap(), ~ServerMap(), beginSave(), deleteBlock(), endSave(), listAllLoadableBlocks(), loadBlock(), and saveBlock().

m_detached_blocks

std::vector<std::unique_ptr<MapBlock> > ServerMap::m_detached_blocks

private

Referenced by deleteBlock(), and deleteDetachedBlocks().

m_emerge

EmergeManager* ServerMap::m_emerge

private

Referenced by ServerMap(), ~ServerMap(), finishBlockMake(), getBlockOrEmerge(), initBlockMake(), isBlockInQueue(), loadBlock(), and updateVManip().

m_inc_trending_up_start_time

u64 ServerMap::m_inc_trending_up_start_time = 0

private

Referenced by transformLiquids().

m_loaded_blocks_gauge

MetricGaugePtr ServerMap::m_loaded_blocks_gauge

private

Referenced by ServerMap(), and reportMetrics().

m_map_compression_level

int ServerMap::m_map_compression_level

private

Referenced by ServerMap(), and saveBlock().

m_map_metadata_changed

bool ServerMap::m_map_metadata_changed = true

private

Referenced by save().

m_map_saving_enabled

bool ServerMap::m_map_saving_enabled

private

Referenced by ServerMap(), ~ServerMap(), isSavingEnabled(), and save().

m_queue_size_timer_started

bool ServerMap::m_queue_size_timer_started = false

private

Referenced by transformLiquids().

m_save_count_counter

MetricCounterPtr ServerMap::m_save_count_counter

private

Referenced by ServerMap(), and reportMetrics().

m_save_time_counter

MetricCounterPtr ServerMap::m_save_time_counter

private

Referenced by ServerMap(), and reportMetrics().

m_savedir

std::string ServerMap::m_savedir

private

Referenced by ServerMap(), and ~ServerMap().

m_transforming_liquid

UniqueQueue<v3s16> ServerMap::m_transforming_liquid

private

Referenced by addNodeAndUpdate(), finishBlockMake(), loadBlock(), transforming_liquid_add(), and transformLiquids().

m_transforming_liquid_loop_count_multiplier

f32 ServerMap::m_transforming_liquid_loop_count_multiplier = 1.0f

private

m_unprocessed_count

u32 ServerMap::m_unprocessed_count = 0

private

Referenced by transformLiquids().

settings_mgr

MapSettingsManager ServerMap::settings_mgr

Referenced by ServerMap(), getMapgenParams(), and save().

---

The documentation for this class was generated from the following files:

• servermap.h
• servermap.cpp