#include "map.h"
#include "mapsector.h"
#include "mapblock.h"
-#include "main.h"
#include "filesys.h"
#include "voxel.h"
+#include "voxelalgorithms.h"
#include "porting.h"
#include "serialization.h"
#include "nodemetadata.h"
#include "nodedef.h"
#include "gamedef.h"
#include "util/directiontables.h"
-#include "util/mathconstants.h"
+#include "util/basic_macros.h"
#include "rollback_interface.h"
#include "environment.h"
+#include "reflowscan.h"
#include "emerge.h"
-#include "mapgen_v6.h"
-#include "mg_biome.h"
+#include "mapgen/mapgen_v6.h"
+#include "mapgen/mg_biome.h"
#include "config.h"
#include "server.h"
-#include "database.h"
-#include "database-dummy.h"
-#include "database-sqlite3.h"
+#include "database/database.h"
+#include "database/database-dummy.h"
+#include "database/database-sqlite3.h"
+#include "script/scripting_server.h"
+#include <deque>
+#include <queue>
#if USE_LEVELDB
-#include "database-leveldb.h"
+#include "database/database-leveldb.h"
#endif
#if USE_REDIS
-#include "database-redis.h"
+#include "database/database-redis.h"
+#endif
+#if USE_POSTGRESQL
+#include "database/database-postgresql.h"
#endif
-#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
-
-/*
- SQLite format specification:
- - Initially only replaces sectors/ and sectors2/
-
- If map.sqlite does not exist in the save dir
- or the block was not found in the database
- the map will try to load from sectors folder.
- In either case, map.sqlite will be created
- and all future saves will save there.
-
- Structure of map.sqlite:
- Tables:
- blocks
- (PK) INT pos
- BLOB data
-*/
/*
Map
Map::Map(std::ostream &dout, IGameDef *gamedef):
m_dout(dout),
m_gamedef(gamedef),
- m_sector_cache(NULL)
+ m_nodedef(gamedef->ndef())
{
}
/*
Free all MapSectors
*/
- for(std::map<v2s16, MapSector*>::iterator i = m_sectors.begin();
- i != m_sectors.end(); ++i)
- {
- delete i->second;
+ for (auto §or : m_sectors) {
+ delete sector.second;
}
}
m_event_receivers.erase(event_receiver);
}
-void Map::dispatchEvent(MapEditEvent *event)
+void Map::dispatchEvent(const MapEditEvent &event)
{
- for(std::set<MapEventReceiver*>::iterator
- i = m_event_receivers.begin();
- i != m_event_receivers.end(); ++i)
- {
- (*i)->onMapEditEvent(event);
+ for (MapEventReceiver *event_receiver : m_event_receivers) {
+ event_receiver->onMapEditEvent(event);
}
}
-MapSector * Map::getSectorNoGenerateNoExNoLock(v2s16 p)
+MapSector * Map::getSectorNoGenerateNoLock(v2s16 p)
{
if(m_sector_cache != NULL && p == m_sector_cache_p){
MapSector * sector = m_sector_cache;
std::map<v2s16, MapSector*>::iterator n = m_sectors.find(p);
- if(n == m_sectors.end())
+ if (n == m_sectors.end())
return NULL;
MapSector *sector = n->second;
return sector;
}
-MapSector * Map::getSectorNoGenerateNoEx(v2s16 p)
-{
- return getSectorNoGenerateNoExNoLock(p);
-}
-
MapSector * Map::getSectorNoGenerate(v2s16 p)
{
- MapSector *sector = getSectorNoGenerateNoEx(p);
- if(sector == NULL)
- throw InvalidPositionException();
-
- return sector;
+ return getSectorNoGenerateNoLock(p);
}
MapBlock * Map::getBlockNoCreateNoEx(v3s16 p3d)
{
v2s16 p2d(p3d.X, p3d.Z);
- MapSector * sector = getSectorNoGenerateNoEx(p2d);
+ MapSector * sector = getSectorNoGenerate(p2d);
if(sector == NULL)
return NULL;
MapBlock *block = sector->getBlockNoCreateNoEx(p3d.Y);
bool Map::isNodeUnderground(v3s16 p)
{
v3s16 blockpos = getNodeBlockPos(p);
- try{
- MapBlock * block = getBlockNoCreate(blockpos);
- return block->getIsUnderground();
- }
- catch(InvalidPositionException &e)
- {
- return false;
- }
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
+ return block && block->getIsUnderground();
}
bool Map::isValidPosition(v3s16 p)
{
v3s16 blockpos = getNodeBlockPos(p);
- MapBlock *block = getBlockNoCreate(blockpos);
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
return (block != NULL);
}
// Returns a CONTENT_IGNORE node if not found
-MapNode Map::getNodeNoEx(v3s16 p, bool *is_valid_position)
+MapNode Map::getNode(v3s16 p, bool *is_valid_position)
{
v3s16 blockpos = getNodeBlockPos(p);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (block == NULL) {
if (is_valid_position != NULL)
*is_valid_position = false;
- return MapNode(CONTENT_IGNORE);
+ return {CONTENT_IGNORE};
}
v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
return node;
}
-#if 0
-// Deprecated
-// throws InvalidPositionException if not found
-// TODO: Now this is deprecated, getNodeNoEx should be renamed
-MapNode Map::getNode(v3s16 p)
-{
- v3s16 blockpos = getNodeBlockPos(p);
- MapBlock *block = getBlockNoCreateNoEx(blockpos);
- if (block == NULL)
- throw InvalidPositionException();
- v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
- bool is_valid_position;
- MapNode node = block->getNodeNoCheck(relpos, &is_valid_position);
- if (!is_valid_position)
- throw InvalidPositionException();
- return node;
-}
-#endif
-
// throws InvalidPositionException if not found
void Map::setNode(v3s16 p, MapNode & n)
{
v3s16 blockpos = getNodeBlockPos(p);
MapBlock *block = getBlockNoCreate(blockpos);
v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
- // Never allow placing CONTENT_IGNORE, it fucks up stuff
+ // Never allow placing CONTENT_IGNORE, it causes problems
if(n.getContent() == CONTENT_IGNORE){
bool temp_bool;
errorstream<<"Map::setNode(): Not allowing to place CONTENT_IGNORE"
<<" while trying to replace \""
- <<m_gamedef->ndef()->get(block->getNodeNoCheck(relpos, &temp_bool)).name
+ <<m_nodedef->get(block->getNodeNoCheck(relpos, &temp_bool)).name
<<"\" at "<<PP(p)<<" (block "<<PP(blockpos)<<")"<<std::endl;
- debug_stacks_print_to(infostream);
return;
}
block->setNodeNoCheck(relpos, n);
}
+void Map::addNodeAndUpdate(v3s16 p, MapNode n,
+ std::map<v3s16, MapBlock*> &modified_blocks,
+ bool remove_metadata)
+{
+ // Collect old node for rollback
+ RollbackNode rollback_oldnode(this, p, m_gamedef);
-/*
- Goes recursively through the neighbours of the node.
-
- Alters only transparent nodes.
-
- If the lighting of the neighbour is lower than the lighting of
- the node was (before changing it to 0 at the step before), the
- lighting of the neighbour is set to 0 and then the same stuff
- repeats for the neighbour.
-
- The ending nodes of the routine are stored in light_sources.
- This is useful when a light is removed. In such case, this
- routine can be called for the light node and then again for
- light_sources to re-light the area without the removed light.
-
- values of from_nodes are lighting values.
-*/
-void Map::unspreadLight(enum LightBank bank,
- std::map<v3s16, u8> & from_nodes,
- std::set<v3s16> & light_sources,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- v3s16 dirs[6] = {
- v3s16(0,0,1), // back
- v3s16(0,1,0), // top
- v3s16(1,0,0), // right
- v3s16(0,0,-1), // front
- v3s16(0,-1,0), // bottom
- v3s16(-1,0,0), // left
- };
+ // This is needed for updating the lighting
+ MapNode oldnode = getNode(p);
- if(from_nodes.empty())
- return;
+ // Remove node metadata
+ if (remove_metadata) {
+ removeNodeMetadata(p);
+ }
- u32 blockchangecount = 0;
+ // Set the node on the map
+ // Ignore light (because calling voxalgo::update_lighting_nodes)
+ n.setLight(LIGHTBANK_DAY, 0, m_nodedef);
+ n.setLight(LIGHTBANK_NIGHT, 0, m_nodedef);
+ setNode(p, n);
- std::map<v3s16, u8> unlighted_nodes;
+ // Update lighting
+ std::vector<std::pair<v3s16, MapNode> > oldnodes;
+ oldnodes.emplace_back(p, oldnode);
+ voxalgo::update_lighting_nodes(this, oldnodes, modified_blocks);
- /*
- Initialize block cache
- */
- v3s16 blockpos_last;
- MapBlock *block = NULL;
- // Cache this a bit, too
- bool block_checked_in_modified = false;
+ for (auto &modified_block : modified_blocks) {
+ modified_block.second->expireDayNightDiff();
+ }
- for(std::map<v3s16, u8>::iterator j = from_nodes.begin();
- j != from_nodes.end(); ++j)
+ // Report for rollback
+ if(m_gamedef->rollback())
{
- v3s16 pos = j->first;
- v3s16 blockpos = getNodeBlockPos(pos);
-
- // Only fetch a new block if the block position has changed
- try{
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
-
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e)
- {
- continue;
- }
-
- if(block->isDummy())
- continue;
-
- // Calculate relative position in block
- //v3s16 relpos = pos - blockpos_last * MAP_BLOCKSIZE;
-
- // Get node straight from the block
- //MapNode n = block->getNode(relpos);
-
- u8 oldlight = j->second;
-
- // Loop through 6 neighbors
- for(u16 i=0; i<6; i++)
- {
- // Get the position of the neighbor node
- v3s16 n2pos = pos + dirs[i];
-
- // Get the block where the node is located
- v3s16 blockpos = getNodeBlockPos(n2pos);
-
- // Only fetch a new block if the block position has changed
- try {
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
+ RollbackNode rollback_newnode(this, p, m_gamedef);
+ RollbackAction action;
+ action.setSetNode(p, rollback_oldnode, rollback_newnode);
+ m_gamedef->rollback()->reportAction(action);
+ }
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e) {
- continue;
- }
+ /*
+ Add neighboring liquid nodes and this node to transform queue.
+ (it's vital for the node itself to get updated last, if it was removed.)
+ */
- // Calculate relative position in block
- v3s16 relpos = n2pos - blockpos * MAP_BLOCKSIZE;
- // Get node straight from the block
- bool is_valid_position;
- MapNode n2 = block->getNode(relpos, &is_valid_position);
- if (!is_valid_position)
- continue;
+ for (const v3s16 &dir : g_7dirs) {
+ v3s16 p2 = p + dir;
- bool changed = false;
+ bool is_valid_position;
+ MapNode n2 = getNode(p2, &is_valid_position);
+ if(is_valid_position &&
+ (m_nodedef->get(n2).isLiquid() ||
+ n2.getContent() == CONTENT_AIR))
+ m_transforming_liquid.push_back(p2);
+ }
+}
- //TODO: Optimize output by optimizing light_sources?
+void Map::removeNodeAndUpdate(v3s16 p,
+ std::map<v3s16, MapBlock*> &modified_blocks)
+{
+ addNodeAndUpdate(p, MapNode(CONTENT_AIR), modified_blocks, true);
+}
- /*
- If the neighbor is dimmer than what was specified
- as oldlight (the light of the previous node)
- */
- if(n2.getLight(bank, nodemgr) < oldlight)
- {
- /*
- And the neighbor is transparent and it has some light
- */
- if(nodemgr->get(n2).light_propagates
- && n2.getLight(bank, nodemgr) != 0)
- {
- /*
- Set light to 0 and add to queue
- */
-
- u8 current_light = n2.getLight(bank, nodemgr);
- n2.setLight(bank, 0, nodemgr);
- block->setNode(relpos, n2);
-
- unlighted_nodes[n2pos] = current_light;
- changed = true;
-
- /*
- Remove from light_sources if it is there
- NOTE: This doesn't happen nearly at all
- */
- /*if(light_sources.find(n2pos))
- {
- infostream<<"Removed from light_sources"<<std::endl;
- light_sources.remove(n2pos);
- }*/
- }
+bool Map::addNodeWithEvent(v3s16 p, MapNode n, bool remove_metadata)
+{
+ MapEditEvent event;
+ event.type = remove_metadata ? MEET_ADDNODE : MEET_SWAPNODE;
+ event.p = p;
+ event.n = n;
- /*// DEBUG
- if(light_sources.find(n2pos) != NULL)
- light_sources.remove(n2pos);*/
- }
- else{
- light_sources.insert(n2pos);
- }
+ bool succeeded = true;
+ try{
+ std::map<v3s16, MapBlock*> modified_blocks;
+ addNodeAndUpdate(p, n, modified_blocks, remove_metadata);
- // Add to modified_blocks
- if(changed == true && block_checked_in_modified == false)
- {
- // If the block is not found in modified_blocks, add.
- if(modified_blocks.find(blockpos) == modified_blocks.end())
- {
- modified_blocks[blockpos] = block;
- }
- block_checked_in_modified = true;
- }
+ // Copy modified_blocks to event
+ for (auto &modified_block : modified_blocks) {
+ event.modified_blocks.insert(modified_block.first);
}
}
+ catch(InvalidPositionException &e){
+ succeeded = false;
+ }
- /*infostream<<"unspreadLight(): Changed block "
- <<blockchangecount<<" times"
- <<" for "<<from_nodes.size()<<" nodes"
- <<std::endl;*/
+ dispatchEvent(event);
- if(!unlighted_nodes.empty())
- unspreadLight(bank, unlighted_nodes, light_sources, modified_blocks);
+ return succeeded;
}
-/*
- A single-node wrapper of the above
-*/
-void Map::unLightNeighbors(enum LightBank bank,
- v3s16 pos, u8 lightwas,
- std::set<v3s16> & light_sources,
- std::map<v3s16, MapBlock*> & modified_blocks)
+bool Map::removeNodeWithEvent(v3s16 p)
{
- std::map<v3s16, u8> from_nodes;
- from_nodes[pos] = lightwas;
+ MapEditEvent event;
+ event.type = MEET_REMOVENODE;
+ event.p = p;
- unspreadLight(bank, from_nodes, light_sources, modified_blocks);
-}
+ bool succeeded = true;
+ try{
+ std::map<v3s16, MapBlock*> modified_blocks;
+ removeNodeAndUpdate(p, modified_blocks);
-/*
- Lights neighbors of from_nodes, collects all them and then
- goes on recursively.
-*/
-void Map::spreadLight(enum LightBank bank,
- std::set<v3s16> & from_nodes,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- const v3s16 dirs[6] = {
- v3s16(0,0,1), // back
- v3s16(0,1,0), // top
- v3s16(1,0,0), // right
- v3s16(0,0,-1), // front
- v3s16(0,-1,0), // bottom
- v3s16(-1,0,0), // left
- };
+ // Copy modified_blocks to event
+ for (auto &modified_block : modified_blocks) {
+ event.modified_blocks.insert(modified_block.first);
+ }
+ }
+ catch(InvalidPositionException &e){
+ succeeded = false;
+ }
- if(from_nodes.empty())
- return;
+ dispatchEvent(event);
- u32 blockchangecount = 0;
+ return succeeded;
+}
- std::set<v3s16> lighted_nodes;
+struct TimeOrderedMapBlock {
+ MapSector *sect;
+ MapBlock *block;
- /*
- Initialize block cache
- */
- v3s16 blockpos_last;
- MapBlock *block = NULL;
- // Cache this a bit, too
- bool block_checked_in_modified = false;
+ TimeOrderedMapBlock(MapSector *sect, MapBlock *block) :
+ sect(sect),
+ block(block)
+ {}
- for(std::set<v3s16>::iterator j = from_nodes.begin();
- j != from_nodes.end(); ++j)
+ bool operator<(const TimeOrderedMapBlock &b) const
{
- v3s16 pos = *j;
- v3s16 blockpos = getNodeBlockPos(pos);
+ return block->getUsageTimer() < b.block->getUsageTimer();
+ };
+};
- // Only fetch a new block if the block position has changed
- try {
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
+/*
+ Updates usage timers
+*/
+void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks,
+ std::vector<v3s16> *unloaded_blocks)
+{
+ bool save_before_unloading = (mapType() == MAPTYPE_SERVER);
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e) {
- continue;
- }
+ // Profile modified reasons
+ Profiler modprofiler;
- if(block->isDummy())
- continue;
+ std::vector<v2s16> sector_deletion_queue;
+ u32 deleted_blocks_count = 0;
+ u32 saved_blocks_count = 0;
+ u32 block_count_all = 0;
- // Calculate relative position in block
- v3s16 relpos = pos - blockpos_last * MAP_BLOCKSIZE;
+ beginSave();
- // Get node straight from the block
- bool is_valid_position;
- MapNode n = block->getNode(relpos, &is_valid_position);
+ // If there is no practical limit, we spare creation of mapblock_queue
+ if (max_loaded_blocks == U32_MAX) {
+ for (auto §or_it : m_sectors) {
+ MapSector *sector = sector_it.second;
- u8 oldlight = is_valid_position ? n.getLight(bank, nodemgr) : 0;
- u8 newlight = diminish_light(oldlight);
+ bool all_blocks_deleted = true;
- // Loop through 6 neighbors
- for(u16 i=0; i<6; i++){
- // Get the position of the neighbor node
- v3s16 n2pos = pos + dirs[i];
+ MapBlockVect blocks;
+ sector->getBlocks(blocks);
- // Get the block where the node is located
- v3s16 blockpos = getNodeBlockPos(n2pos);
+ for (MapBlock *block : blocks) {
+ block->incrementUsageTimer(dtime);
- // Only fetch a new block if the block position has changed
- try {
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
+ if (block->refGet() == 0
+ && block->getUsageTimer() > unload_timeout) {
+ v3s16 p = block->getPos();
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e) {
- continue;
- }
+ // Save if modified
+ if (block->getModified() != MOD_STATE_CLEAN
+ && save_before_unloading) {
+ modprofiler.add(block->getModifiedReasonString(), 1);
+ if (!saveBlock(block))
+ continue;
+ saved_blocks_count++;
+ }
- // Calculate relative position in block
- v3s16 relpos = n2pos - blockpos * MAP_BLOCKSIZE;
- // Get node straight from the block
- MapNode n2 = block->getNode(relpos, &is_valid_position);
- if (!is_valid_position)
- continue;
+ // Delete from memory
+ sector->deleteBlock(block);
- bool changed = false;
- /*
- If the neighbor is brighter than the current node,
- add to list (it will light up this node on its turn)
- */
- if(n2.getLight(bank, nodemgr) > undiminish_light(oldlight))
- {
- lighted_nodes.insert(n2pos);
- changed = true;
- }
- /*
- If the neighbor is dimmer than how much light this node
- would spread on it, add to list
- */
- if(n2.getLight(bank, nodemgr) < newlight)
- {
- if(nodemgr->get(n2).light_propagates)
- {
- n2.setLight(bank, newlight, nodemgr);
- block->setNode(relpos, n2);
- lighted_nodes.insert(n2pos);
- changed = true;
+ if (unloaded_blocks)
+ unloaded_blocks->push_back(p);
+
+ deleted_blocks_count++;
+ } else {
+ all_blocks_deleted = false;
+ block_count_all++;
}
}
- // Add to modified_blocks
- if(changed == true && block_checked_in_modified == false)
- {
- // If the block is not found in modified_blocks, add.
- if(modified_blocks.find(blockpos) == modified_blocks.end())
- {
- modified_blocks[blockpos] = block;
- }
- block_checked_in_modified = true;
+ if (all_blocks_deleted) {
+ sector_deletion_queue.push_back(sector_it.first);
}
}
- }
-
- /*infostream<<"spreadLight(): Changed block "
- <<blockchangecount<<" times"
- <<" for "<<from_nodes.size()<<" nodes"
- <<std::endl;*/
-
- if(!lighted_nodes.empty())
- spreadLight(bank, lighted_nodes, modified_blocks);
-}
-
-/*
- A single-node source variation of the above.
-*/
-void Map::lightNeighbors(enum LightBank bank,
- v3s16 pos,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- std::set<v3s16> from_nodes;
- from_nodes.insert(pos);
- spreadLight(bank, from_nodes, modified_blocks);
-}
-
-v3s16 Map::getBrightestNeighbour(enum LightBank bank, v3s16 p)
-{
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- v3s16 dirs[6] = {
- v3s16(0,0,1), // back
- v3s16(0,1,0), // top
- v3s16(1,0,0), // right
- v3s16(0,0,-1), // front
- v3s16(0,-1,0), // bottom
- v3s16(-1,0,0), // left
- };
-
- u8 brightest_light = 0;
- v3s16 brightest_pos(0,0,0);
- bool found_something = false;
+ } else {
+ std::priority_queue<TimeOrderedMapBlock> mapblock_queue;
+ for (auto §or_it : m_sectors) {
+ MapSector *sector = sector_it.second;
- // Loop through 6 neighbors
- for(u16 i=0; i<6; i++){
- // Get the position of the neighbor node
- v3s16 n2pos = p + dirs[i];
- MapNode n2;
- bool is_valid_position;
- n2 = getNodeNoEx(n2pos, &is_valid_position);
- if (!is_valid_position)
- continue;
+ MapBlockVect blocks;
+ sector->getBlocks(blocks);
- if(n2.getLight(bank, nodemgr) > brightest_light || found_something == false){
- brightest_light = n2.getLight(bank, nodemgr);
- brightest_pos = n2pos;
- found_something = true;
+ for (MapBlock *block : blocks) {
+ block->incrementUsageTimer(dtime);
+ mapblock_queue.push(TimeOrderedMapBlock(sector, block));
+ }
}
- }
+ block_count_all = mapblock_queue.size();
+ // Delete old blocks, and blocks over the limit from the memory
+ while (!mapblock_queue.empty() && (mapblock_queue.size() > max_loaded_blocks
+ || mapblock_queue.top().block->getUsageTimer() > unload_timeout)) {
+ TimeOrderedMapBlock b = mapblock_queue.top();
+ mapblock_queue.pop();
- if(found_something == false)
- throw InvalidPositionException();
+ MapBlock *block = b.block;
- return brightest_pos;
-}
+ if (block->refGet() != 0)
+ continue;
-/*
- Propagates sunlight down from a node.
- Starting point gets sunlight.
+ v3s16 p = block->getPos();
- Returns the lowest y value of where the sunlight went.
+ // Save if modified
+ if (block->getModified() != MOD_STATE_CLEAN && save_before_unloading) {
+ modprofiler.add(block->getModifiedReasonString(), 1);
+ if (!saveBlock(block))
+ continue;
+ saved_blocks_count++;
+ }
- Mud is turned into grass in where the sunlight stops.
-*/
-s16 Map::propagateSunlight(v3s16 start,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- INodeDefManager *nodemgr = m_gamedef->ndef();
+ // Delete from memory
+ b.sect->deleteBlock(block);
- s16 y = start.Y;
- for(; ; y--)
- {
- v3s16 pos(start.X, y, start.Z);
+ if (unloaded_blocks)
+ unloaded_blocks->push_back(p);
- v3s16 blockpos = getNodeBlockPos(pos);
- MapBlock *block;
- try{
- block = getBlockNoCreate(blockpos);
+ deleted_blocks_count++;
+ block_count_all--;
}
- catch(InvalidPositionException &e)
- {
- break;
+ // Delete empty sectors
+ for (auto §or_it : m_sectors) {
+ if (sector_it.second->empty()) {
+ sector_deletion_queue.push_back(sector_it.first);
+ }
}
+ }
+ endSave();
- v3s16 relpos = pos - blockpos*MAP_BLOCKSIZE;
- bool is_valid_position;
- MapNode n = block->getNode(relpos, &is_valid_position);
- if (!is_valid_position)
- break;
-
- if(nodemgr->get(n).sunlight_propagates)
- {
- n.setLight(LIGHTBANK_DAY, LIGHT_SUN, nodemgr);
- block->setNode(relpos, n);
+ // Finally delete the empty sectors
+ deleteSectors(sector_deletion_queue);
- modified_blocks[blockpos] = block;
- }
- else
- {
- // Sunlight goes no further
- break;
+ if(deleted_blocks_count != 0)
+ {
+ PrintInfo(infostream); // ServerMap/ClientMap:
+ infostream<<"Unloaded "<<deleted_blocks_count
+ <<" blocks from memory";
+ if(save_before_unloading)
+ infostream<<", of which "<<saved_blocks_count<<" were written";
+ infostream<<", "<<block_count_all<<" blocks in memory";
+ infostream<<"."<<std::endl;
+ if(saved_blocks_count != 0){
+ PrintInfo(infostream); // ServerMap/ClientMap:
+ infostream<<"Blocks modified by: "<<std::endl;
+ modprofiler.print(infostream);
}
}
- return y + 1;
}
-void Map::updateLighting(enum LightBank bank,
- std::map<v3s16, MapBlock*> & a_blocks,
- std::map<v3s16, MapBlock*> & modified_blocks)
+void Map::unloadUnreferencedBlocks(std::vector<v3s16> *unloaded_blocks)
{
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- /*m_dout<<DTIME<<"Map::updateLighting(): "
- <<a_blocks.size()<<" blocks."<<std::endl;*/
-
- //TimeTaker timer("updateLighting");
-
- // For debugging
- //bool debug=true;
- //u32 count_was = modified_blocks.size();
-
- std::map<v3s16, MapBlock*> blocks_to_update;
-
- std::set<v3s16> light_sources;
-
- std::map<v3s16, u8> unlight_from;
-
- int num_bottom_invalid = 0;
-
- {
- //TimeTaker t("first stuff");
-
- for(std::map<v3s16, MapBlock*>::iterator i = a_blocks.begin();
- i != a_blocks.end(); ++i)
- {
- MapBlock *block = i->second;
-
- for(;;)
- {
- // Don't bother with dummy blocks.
- if(block->isDummy())
- break;
-
- v3s16 pos = block->getPos();
- v3s16 posnodes = block->getPosRelative();
- modified_blocks[pos] = block;
- blocks_to_update[pos] = block;
-
- /*
- Clear all light from block
- */
- for(s16 z=0; z<MAP_BLOCKSIZE; z++)
- for(s16 x=0; x<MAP_BLOCKSIZE; x++)
- for(s16 y=0; y<MAP_BLOCKSIZE; y++)
- {
- v3s16 p(x,y,z);
- bool is_valid_position;
- MapNode n = block->getNode(p, &is_valid_position);
- if (!is_valid_position) {
- /* This would happen when dealing with a
- dummy block.
- */
- infostream<<"updateLighting(): InvalidPositionException"
- <<std::endl;
- continue;
- }
- u8 oldlight = n.getLight(bank, nodemgr);
- n.setLight(bank, 0, nodemgr);
- block->setNode(p, n);
-
- // If node sources light, add to list
- u8 source = nodemgr->get(n).light_source;
- if(source != 0)
- light_sources.insert(p + posnodes);
-
- // Collect borders for unlighting
- if((x==0 || x == MAP_BLOCKSIZE-1
- || y==0 || y == MAP_BLOCKSIZE-1
- || z==0 || z == MAP_BLOCKSIZE-1)
- && oldlight != 0)
- {
- v3s16 p_map = p + posnodes;
- unlight_from[p_map] = oldlight;
- }
-
-
- }
-
- if(bank == LIGHTBANK_DAY)
- {
- bool bottom_valid = block->propagateSunlight(light_sources);
-
- if(!bottom_valid)
- num_bottom_invalid++;
-
- // If bottom is valid, we're done.
- if(bottom_valid)
- break;
- }
- else if(bank == LIGHTBANK_NIGHT)
- {
- // For night lighting, sunlight is not propagated
- break;
- }
- else
- {
- // Invalid lighting bank
- assert(0);
- }
-
- /*infostream<<"Bottom for sunlight-propagated block ("
- <<pos.X<<","<<pos.Y<<","<<pos.Z<<") not valid"
- <<std::endl;*/
-
- // Bottom sunlight is not valid; get the block and loop to it
-
- pos.Y--;
- try{
- block = getBlockNoCreate(pos);
- }
- catch(InvalidPositionException &e)
- {
- assert(0);
- }
-
- }
- }
-
- }
-
- /*
- Enable this to disable proper lighting for speeding up map
- generation for testing or whatever
- */
-#if 0
- //if(g_settings->get(""))
- {
- core::map<v3s16, MapBlock*>::Iterator i;
- i = blocks_to_update.getIterator();
- for(; i.atEnd() == false; i++)
- {
- MapBlock *block = i.getNode()->getValue();
- v3s16 p = block->getPos();
- block->setLightingExpired(false);
- }
- return;
- }
-#endif
-
-#if 1
- {
- //TimeTaker timer("unspreadLight");
- unspreadLight(bank, unlight_from, light_sources, modified_blocks);
- }
-
- /*if(debug)
- {
- u32 diff = modified_blocks.size() - count_was;
- count_was = modified_blocks.size();
- infostream<<"unspreadLight modified "<<diff<<std::endl;
- }*/
-
- {
- //TimeTaker timer("spreadLight");
- spreadLight(bank, light_sources, modified_blocks);
- }
-
- /*if(debug)
- {
- u32 diff = modified_blocks.size() - count_was;
- count_was = modified_blocks.size();
- infostream<<"spreadLight modified "<<diff<<std::endl;
- }*/
-#endif
-
-#if 0
- {
- //MapVoxelManipulator vmanip(this);
-
- // Make a manual voxel manipulator and load all the blocks
- // that touch the requested blocks
- ManualMapVoxelManipulator vmanip(this);
-
- {
- //TimeTaker timer("initialEmerge");
-
- core::map<v3s16, MapBlock*>::Iterator i;
- i = blocks_to_update.getIterator();
- for(; i.atEnd() == false; i++)
- {
- MapBlock *block = i.getNode()->getValue();
- v3s16 p = block->getPos();
-
- // Add all surrounding blocks
- vmanip.initialEmerge(p - v3s16(1,1,1), p + v3s16(1,1,1));
-
- /*
- Add all surrounding blocks that have up-to-date lighting
- NOTE: This doesn't quite do the job (not everything
- appropriate is lighted)
- */
- /*for(s16 z=-1; z<=1; z++)
- for(s16 y=-1; y<=1; y++)
- for(s16 x=-1; x<=1; x++)
- {
- v3s16 p2 = p + v3s16(x,y,z);
- MapBlock *block = getBlockNoCreateNoEx(p2);
- if(block == NULL)
- continue;
- if(block->isDummy())
- continue;
- if(block->getLightingExpired())
- continue;
- vmanip.initialEmerge(p2, p2);
- }*/
-
- // Lighting of block will be updated completely
- block->setLightingExpired(false);
- }
- }
-
- {
- //TimeTaker timer("unSpreadLight");
- vmanip.unspreadLight(bank, unlight_from, light_sources, nodemgr);
- }
- {
- //TimeTaker timer("spreadLight");
- vmanip.spreadLight(bank, light_sources, nodemgr);
- }
- {
- //TimeTaker timer("blitBack");
- vmanip.blitBack(modified_blocks);
- }
- /*infostream<<"emerge_time="<<emerge_time<<std::endl;
- emerge_time = 0;*/
- }
-#endif
-
- //m_dout<<"Done ("<<getTimestamp()<<")"<<std::endl;
-}
-
-void Map::updateLighting(std::map<v3s16, MapBlock*> & a_blocks,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- updateLighting(LIGHTBANK_DAY, a_blocks, modified_blocks);
- updateLighting(LIGHTBANK_NIGHT, a_blocks, modified_blocks);
-
- /*
- Update information about whether day and night light differ
- */
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- MapBlock *block = i->second;
- block->expireDayNightDiff();
- }
-}
-
-/*
-*/
-void Map::addNodeAndUpdate(v3s16 p, MapNode n,
- std::map<v3s16, MapBlock*> &modified_blocks,
- bool remove_metadata)
-{
- INodeDefManager *ndef = m_gamedef->ndef();
-
- /*PrintInfo(m_dout);
- m_dout<<DTIME<<"Map::addNodeAndUpdate(): p=("
- <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
-
- /*
- From this node to nodes underneath:
- If lighting is sunlight (1.0), unlight neighbours and
- set lighting to 0.
- Else discontinue.
- */
-
- v3s16 toppos = p + v3s16(0,1,0);
- //v3s16 bottompos = p + v3s16(0,-1,0);
-
- bool node_under_sunlight = true;
- std::set<v3s16> light_sources;
-
- /*
- Collect old node for rollback
- */
- RollbackNode rollback_oldnode(this, p, m_gamedef);
-
- /*
- If there is a node at top and it doesn't have sunlight,
- there has not been any sunlight going down.
-
- Otherwise there probably is.
- */
-
- bool is_valid_position;
- MapNode topnode = getNodeNoEx(toppos, &is_valid_position);
-
- if(is_valid_position && topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
- node_under_sunlight = false;
-
- /*
- Remove all light that has come out of this node
- */
-
- enum LightBank banks[] =
- {
- LIGHTBANK_DAY,
- LIGHTBANK_NIGHT
- };
- for(s32 i=0; i<2; i++)
- {
- enum LightBank bank = banks[i];
-
- u8 lightwas = getNodeNoEx(p).getLight(bank, ndef);
-
- // Add the block of the added node to modified_blocks
- v3s16 blockpos = getNodeBlockPos(p);
- MapBlock * block = getBlockNoCreate(blockpos);
- assert(block != NULL);
- modified_blocks[blockpos] = block;
-
- assert(isValidPosition(p));
-
- // Unlight neighbours of node.
- // This means setting light of all consequent dimmer nodes
- // to 0.
- // This also collects the nodes at the border which will spread
- // light again into this.
- unLightNeighbors(bank, p, lightwas, light_sources, modified_blocks);
-
- n.setLight(bank, 0, ndef);
- }
-
- /*
- If node lets sunlight through and is under sunlight, it has
- sunlight too.
- */
- if(node_under_sunlight && ndef->get(n).sunlight_propagates)
- {
- n.setLight(LIGHTBANK_DAY, LIGHT_SUN, ndef);
- }
-
- /*
- Remove node metadata
- */
- if (remove_metadata) {
- removeNodeMetadata(p);
- }
-
- /*
- Set the node on the map
- */
-
- setNode(p, n);
-
- /*
- If node is under sunlight and doesn't let sunlight through,
- take all sunlighted nodes under it and clear light from them
- and from where the light has been spread.
- TODO: This could be optimized by mass-unlighting instead
- of looping
- */
- if(node_under_sunlight && !ndef->get(n).sunlight_propagates)
- {
- s16 y = p.Y - 1;
- for(;; y--){
- //m_dout<<DTIME<<"y="<<y<<std::endl;
- v3s16 n2pos(p.X, y, p.Z);
-
- MapNode n2;
-
- n2 = getNodeNoEx(n2pos, &is_valid_position);
- if (!is_valid_position)
- break;
-
- if(n2.getLight(LIGHTBANK_DAY, ndef) == LIGHT_SUN)
- {
- unLightNeighbors(LIGHTBANK_DAY,
- n2pos, n2.getLight(LIGHTBANK_DAY, ndef),
- light_sources, modified_blocks);
- n2.setLight(LIGHTBANK_DAY, 0, ndef);
- setNode(n2pos, n2);
- }
- else
- break;
- }
- }
-
- for(s32 i=0; i<2; i++)
- {
- enum LightBank bank = banks[i];
-
- /*
- Spread light from all nodes that might be capable of doing so
- */
- spreadLight(bank, light_sources, modified_blocks);
- }
-
- /*
- Update information about whether day and night light differ
- */
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- i->second->expireDayNightDiff();
- }
-
- /*
- Report for rollback
- */
- if(m_gamedef->rollback())
- {
- RollbackNode rollback_newnode(this, p, m_gamedef);
- RollbackAction action;
- action.setSetNode(p, rollback_oldnode, rollback_newnode);
- m_gamedef->rollback()->reportAction(action);
- }
-
- /*
- Add neighboring liquid nodes and the node itself if it is
- liquid (=water node was added) to transform queue.
- */
- v3s16 dirs[7] = {
- v3s16(0,0,0), // self
- v3s16(0,0,1), // back
- v3s16(0,1,0), // top
- v3s16(1,0,0), // right
- v3s16(0,0,-1), // front
- v3s16(0,-1,0), // bottom
- v3s16(-1,0,0), // left
- };
- for(u16 i=0; i<7; i++)
- {
- v3s16 p2 = p + dirs[i];
-
- MapNode n2 = getNodeNoEx(p2, &is_valid_position);
- if(is_valid_position
- && (ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR))
- {
- m_transforming_liquid.push_back(p2);
- }
- }
-}
-
-/*
-*/
-void Map::removeNodeAndUpdate(v3s16 p,
- std::map<v3s16, MapBlock*> &modified_blocks)
-{
- INodeDefManager *ndef = m_gamedef->ndef();
-
- /*PrintInfo(m_dout);
- m_dout<<DTIME<<"Map::removeNodeAndUpdate(): p=("
- <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
-
- bool node_under_sunlight = true;
-
- v3s16 toppos = p + v3s16(0,1,0);
-
- // Node will be replaced with this
- content_t replace_material = CONTENT_AIR;
-
- /*
- Collect old node for rollback
- */
- RollbackNode rollback_oldnode(this, p, m_gamedef);
-
- /*
- If there is a node at top and it doesn't have sunlight,
- there will be no sunlight going down.
- */
- bool is_valid_position;
- MapNode topnode = getNodeNoEx(toppos, &is_valid_position);
-
- if(is_valid_position && topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
- node_under_sunlight = false;
-
- std::set<v3s16> light_sources;
-
- enum LightBank banks[] =
- {
- LIGHTBANK_DAY,
- LIGHTBANK_NIGHT
- };
- for(s32 i=0; i<2; i++)
- {
- enum LightBank bank = banks[i];
-
- /*
- Unlight neighbors (in case the node is a light source)
- */
- unLightNeighbors(bank, p,
- getNodeNoEx(p).getLight(bank, ndef),
- light_sources, modified_blocks);
- }
-
- /*
- Remove node metadata
- */
-
- removeNodeMetadata(p);
-
- /*
- Remove the node.
- This also clears the lighting.
- */
-
- MapNode n;
- n.setContent(replace_material);
- setNode(p, n);
-
- for(s32 i=0; i<2; i++)
- {
- enum LightBank bank = banks[i];
-
- /*
- Recalculate lighting
- */
- spreadLight(bank, light_sources, modified_blocks);
- }
-
- // Add the block of the removed node to modified_blocks
- v3s16 blockpos = getNodeBlockPos(p);
- MapBlock * block = getBlockNoCreate(blockpos);
- assert(block != NULL);
- modified_blocks[blockpos] = block;
-
- /*
- If the removed node was under sunlight, propagate the
- sunlight down from it and then light all neighbors
- of the propagated blocks.
- */
- if(node_under_sunlight)
- {
- s16 ybottom = propagateSunlight(p, modified_blocks);
- /*m_dout<<DTIME<<"Node was under sunlight. "
- "Propagating sunlight";
- m_dout<<DTIME<<" -> ybottom="<<ybottom<<std::endl;*/
- s16 y = p.Y;
- for(; y >= ybottom; y--)
- {
- v3s16 p2(p.X, y, p.Z);
- /*m_dout<<DTIME<<"lighting neighbors of node ("
- <<p2.X<<","<<p2.Y<<","<<p2.Z<<")"
- <<std::endl;*/
- lightNeighbors(LIGHTBANK_DAY, p2, modified_blocks);
- }
- }
- else
- {
- // Set the lighting of this node to 0
- // TODO: Is this needed? Lighting is cleared up there already.
- MapNode n = getNodeNoEx(p, &is_valid_position);
- if (is_valid_position) {
- n.setLight(LIGHTBANK_DAY, 0, ndef);
- setNode(p, n);
- } else {
- assert(0);
- }
- }
-
- for(s32 i=0; i<2; i++)
- {
- enum LightBank bank = banks[i];
-
- // Get the brightest neighbour node and propagate light from it
- v3s16 n2p = getBrightestNeighbour(bank, p);
- try{
- //MapNode n2 = getNode(n2p);
- lightNeighbors(bank, n2p, modified_blocks);
- }
- catch(InvalidPositionException &e)
- {
- }
- }
-
- /*
- Update information about whether day and night light differ
- */
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- i->second->expireDayNightDiff();
- }
-
- /*
- Report for rollback
- */
- if(m_gamedef->rollback())
- {
- RollbackNode rollback_newnode(this, p, m_gamedef);
- RollbackAction action;
- action.setSetNode(p, rollback_oldnode, rollback_newnode);
- m_gamedef->rollback()->reportAction(action);
- }
-
- /*
- Add neighboring liquid nodes and this node to transform queue.
- (it's vital for the node itself to get updated last.)
- */
- v3s16 dirs[7] = {
- v3s16(0,0,1), // back
- v3s16(0,1,0), // top
- v3s16(1,0,0), // right
- v3s16(0,0,-1), // front
- v3s16(0,-1,0), // bottom
- v3s16(-1,0,0), // left
- v3s16(0,0,0), // self
- };
- for(u16 i=0; i<7; i++)
- {
- v3s16 p2 = p + dirs[i];
-
- bool is_position_valid;
- MapNode n2 = getNodeNoEx(p2, &is_position_valid);
- if (is_position_valid
- && (ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR))
- {
- m_transforming_liquid.push_back(p2);
- }
- }
-}
-
-bool Map::addNodeWithEvent(v3s16 p, MapNode n, bool remove_metadata)
-{
- MapEditEvent event;
- event.type = remove_metadata ? MEET_ADDNODE : MEET_SWAPNODE;
- event.p = p;
- event.n = n;
-
- bool succeeded = true;
- try{
- std::map<v3s16, MapBlock*> modified_blocks;
- addNodeAndUpdate(p, n, modified_blocks, remove_metadata);
-
- // Copy modified_blocks to event
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- event.modified_blocks.insert(i->first);
- }
- }
- catch(InvalidPositionException &e){
- succeeded = false;
- }
-
- dispatchEvent(&event);
-
- return succeeded;
-}
-
-bool Map::removeNodeWithEvent(v3s16 p)
-{
- MapEditEvent event;
- event.type = MEET_REMOVENODE;
- event.p = p;
-
- bool succeeded = true;
- try{
- std::map<v3s16, MapBlock*> modified_blocks;
- removeNodeAndUpdate(p, modified_blocks);
-
- // Copy modified_blocks to event
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- event.modified_blocks.insert(i->first);
- }
- }
- catch(InvalidPositionException &e){
- succeeded = false;
- }
-
- dispatchEvent(&event);
-
- return succeeded;
-}
-
-bool Map::getDayNightDiff(v3s16 blockpos)
-{
- try{
- v3s16 p = blockpos + v3s16(0,0,0);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- // Leading edges
- try{
- v3s16 p = blockpos + v3s16(-1,0,0);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- try{
- v3s16 p = blockpos + v3s16(0,-1,0);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- try{
- v3s16 p = blockpos + v3s16(0,0,-1);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- // Trailing edges
- try{
- v3s16 p = blockpos + v3s16(1,0,0);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- try{
- v3s16 p = blockpos + v3s16(0,1,0);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
- try{
- v3s16 p = blockpos + v3s16(0,0,1);
- MapBlock *b = getBlockNoCreate(p);
- if(b->getDayNightDiff())
- return true;
- }
- catch(InvalidPositionException &e){}
-
- return false;
-}
-
-/*
- Updates usage timers
-*/
-void Map::timerUpdate(float dtime, float unload_timeout,
- std::list<v3s16> *unloaded_blocks)
-{
- bool save_before_unloading = (mapType() == MAPTYPE_SERVER);
-
- // Profile modified reasons
- Profiler modprofiler;
-
- std::list<v2s16> sector_deletion_queue;
- u32 deleted_blocks_count = 0;
- u32 saved_blocks_count = 0;
- u32 block_count_all = 0;
-
- beginSave();
- for(std::map<v2s16, MapSector*>::iterator si = m_sectors.begin();
- si != m_sectors.end(); ++si)
- {
- MapSector *sector = si->second;
-
- bool all_blocks_deleted = true;
-
- std::list<MapBlock*> blocks;
- sector->getBlocks(blocks);
-
- for(std::list<MapBlock*>::iterator i = blocks.begin();
- i != blocks.end(); ++i)
- {
- MapBlock *block = (*i);
-
- block->incrementUsageTimer(dtime);
-
- if(block->refGet() == 0 && block->getUsageTimer() > unload_timeout)
- {
- v3s16 p = block->getPos();
-
- // Save if modified
- if (block->getModified() != MOD_STATE_CLEAN && save_before_unloading)
- {
- modprofiler.add(block->getModifiedReason(), 1);
- if (!saveBlock(block))
- continue;
- saved_blocks_count++;
- }
-
- // Delete from memory
- sector->deleteBlock(block);
-
- if(unloaded_blocks)
- unloaded_blocks->push_back(p);
-
- deleted_blocks_count++;
- }
- else
- {
- all_blocks_deleted = false;
- block_count_all++;
- }
- }
-
- if(all_blocks_deleted)
- {
- sector_deletion_queue.push_back(si->first);
- }
- }
- endSave();
-
- // Finally delete the empty sectors
- deleteSectors(sector_deletion_queue);
-
- if(deleted_blocks_count != 0)
- {
- PrintInfo(infostream); // ServerMap/ClientMap:
- infostream<<"Unloaded "<<deleted_blocks_count
- <<" blocks from memory";
- if(save_before_unloading)
- infostream<<", of which "<<saved_blocks_count<<" were written";
- infostream<<", "<<block_count_all<<" blocks in memory";
- infostream<<"."<<std::endl;
- if(saved_blocks_count != 0){
- PrintInfo(infostream); // ServerMap/ClientMap:
- infostream<<"Blocks modified by: "<<std::endl;
- modprofiler.print(infostream);
- }
- }
-}
-
-void Map::unloadUnreferencedBlocks(std::list<v3s16> *unloaded_blocks)
-{
- timerUpdate(0.0, -1.0, unloaded_blocks);
-}
-
-void Map::deleteSectors(std::list<v2s16> &list)
-{
- for(std::list<v2s16>::iterator j = list.begin();
- j != list.end(); ++j)
- {
- MapSector *sector = m_sectors[*j];
- // 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.erase(*j);
- delete sector;
- }
-}
-
-#if 0
-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++)
- {
- MapSector *sector = si.getNode()->getValue();
-
- bool all_blocks_deleted = true;
-
- core::list<MapBlock*> blocks;
- sector->getBlocks(blocks);
- for(core::list<MapBlock*>::Iterator i = blocks.begin();
- 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
- {
- all_blocks_deleted = false;
- }
- }
-
- if(all_blocks_deleted)
- {
- sector_deletion_queue.push_back(si.getNode()->getKey());
- }
- }
-
- deleteSectors(sector_deletion_queue);
-
- infostream<<"Map: Unloaded "<<deleted_blocks_count<<" blocks from memory"
- <<", of which "<<saved_blocks_count<<" were wr."
- <<std::endl;
+ timerUpdate(0.0, -1.0, 0, unloaded_blocks);
+}
- //return sector_deletion_queue.getSize();
- //return deleted_blocks_count;
+void Map::deleteSectors(std::vector<v2s16> §orList)
+{
+ for (v2s16 j : sectorList) {
+ MapSector *sector = m_sectors[j];
+ // 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.erase(j);
+ delete sector;
+ }
}
-#endif
void Map::PrintInfo(std::ostream &out)
{
#define WATER_DROP_BOOST 4
-enum NeighborType {
+enum NeighborType : u8 {
NEIGHBOR_UPPER,
NEIGHBOR_SAME_LEVEL,
NEIGHBOR_LOWER
};
+
struct NodeNeighbor {
MapNode n;
NeighborType t;
v3s16 p;
- bool l; //can liquid
+
+ NodeNeighbor()
+ : n(CONTENT_AIR), t(NEIGHBOR_SAME_LEVEL)
+ { }
+
+ NodeNeighbor(const MapNode &node, NeighborType n_type, const v3s16 &pos)
+ : n(node),
+ t(n_type),
+ p(pos)
+ { }
};
void Map::transforming_liquid_add(v3s16 p) {
m_transforming_liquid.push_back(p);
}
-s32 Map::transforming_liquid_size() {
- return m_transforming_liquid.size();
-}
-
-void Map::transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks)
+void Map::transformLiquids(std::map<v3s16, MapBlock*> &modified_blocks,
+ ServerEnvironment *env)
{
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- DSTACK(__FUNCTION_NAME);
- //TimeTaker timer("transformLiquids()");
-
u32 loopcount = 0;
u32 initial_size = m_transforming_liquid.size();
infostream<<"transformLiquids(): initial_size="<<initial_size<<std::endl;*/
// list of nodes that due to viscosity have not reached their max level height
- UniqueQueue<v3s16> must_reflow;
+ std::deque<v3s16> must_reflow;
- // List of MapBlocks that will require a lighting update (due to lava)
- std::map<v3s16, MapBlock*> lighting_modified_blocks;
+ std::vector<std::pair<v3s16, MapNode> > changed_nodes;
- u16 loop_max = g_settings->getU16("liquid_loop_max");
+ u32 liquid_loop_max = g_settings->getS32("liquid_loop_max");
+ u32 loop_max = liquid_loop_max;
- while(m_transforming_liquid.size() != 0)
+#if 0
+
+ /* If liquid_loop_max is not keeping up with the queue size increase
+ * loop_max up to a maximum of liquid_loop_max * dedicated_server_step.
+ */
+ if (m_transforming_liquid.size() > loop_max * 2) {
+ // "Burst" mode
+ float server_step = g_settings->getFloat("dedicated_server_step");
+ if (m_transforming_liquid_loop_count_multiplier - 1.0 < server_step)
+ m_transforming_liquid_loop_count_multiplier *= 1.0 + server_step / 10;
+ } else {
+ m_transforming_liquid_loop_count_multiplier = 1.0;
+ }
+
+ loop_max *= m_transforming_liquid_loop_count_multiplier;
+#endif
+
+ while (m_transforming_liquid.size() != 0)
{
// This should be done here so that it is done when continue is used
- if(loopcount >= initial_size || loopcount >= loop_max)
+ if (loopcount >= initial_size || loopcount >= loop_max)
break;
loopcount++;
/*
Get a queued transforming liquid node
*/
- v3s16 p0 = m_transforming_liquid.pop_front();
+ v3s16 p0 = m_transforming_liquid.front();
+ m_transforming_liquid.pop_front();
- MapNode n0 = getNodeNoEx(p0);
+ MapNode n0 = getNode(p0);
/*
Collect information about current node
*/
s8 liquid_level = -1;
+ // The liquid node which will be placed there if
+ // the liquid flows into this node.
content_t liquid_kind = CONTENT_IGNORE;
- LiquidType liquid_type = nodemgr->get(n0).liquid_type;
+ // The node which will be placed there if liquid
+ // can't flow into this node.
+ content_t floodable_node = CONTENT_AIR;
+ const ContentFeatures &cf = m_nodedef->get(n0);
+ LiquidType liquid_type = cf.liquid_type;
switch (liquid_type) {
case LIQUID_SOURCE:
liquid_level = LIQUID_LEVEL_SOURCE;
- liquid_kind = nodemgr->getId(nodemgr->get(n0).liquid_alternative_flowing);
+ liquid_kind = m_nodedef->getId(cf.liquid_alternative_flowing);
break;
case LIQUID_FLOWING:
liquid_level = (n0.param2 & LIQUID_LEVEL_MASK);
liquid_kind = n0.getContent();
break;
case LIQUID_NONE:
- // if this is an air node, it *could* be transformed into a liquid. otherwise,
- // continue with the next node.
- if (n0.getContent() != CONTENT_AIR)
+ // if this node is 'floodable', it *could* be transformed
+ // into a liquid, otherwise, continue with the next node.
+ if (!cf.floodable)
continue;
+ floodable_node = n0.getContent();
liquid_kind = CONTENT_AIR;
break;
}
NodeNeighbor neutrals[6]; // nodes that are solid or another kind of liquid
int num_neutrals = 0;
bool flowing_down = false;
+ bool ignored_sources = false;
for (u16 i = 0; i < 6; i++) {
NeighborType nt = NEIGHBOR_SAME_LEVEL;
switch (i) {
case 4:
nt = NEIGHBOR_LOWER;
break;
+ default:
+ break;
}
v3s16 npos = p0 + dirs[i];
- NodeNeighbor nb = {getNodeNoEx(npos), nt, npos};
- switch (nodemgr->get(nb.n.getContent()).liquid_type) {
+ NodeNeighbor nb(getNode(npos), nt, npos);
+ const ContentFeatures &cfnb = m_nodedef->get(nb.n);
+ switch (m_nodedef->get(nb.n.getContent()).liquid_type) {
case LIQUID_NONE:
- if (nb.n.getContent() == CONTENT_AIR) {
+ if (cfnb.floodable) {
airs[num_airs++] = nb;
// if the current node is a water source the neighbor
// should be enqueded for transformation regardless of whether the
if (nb.t != NEIGHBOR_UPPER && liquid_type != LIQUID_NONE)
m_transforming_liquid.push_back(npos);
// if the current node happens to be a flowing node, it will start to flow down here.
- if (nb.t == NEIGHBOR_LOWER) {
+ if (nb.t == NEIGHBOR_LOWER)
flowing_down = true;
- }
} else {
neutrals[num_neutrals++] = nb;
+ if (nb.n.getContent() == CONTENT_IGNORE) {
+ // If node below is ignore prevent water from
+ // spreading outwards and otherwise prevent from
+ // flowing away as ignore node might be the source
+ if (nb.t == NEIGHBOR_LOWER)
+ flowing_down = true;
+ else
+ ignored_sources = true;
+ }
}
break;
case LIQUID_SOURCE:
// if this node is not (yet) of a liquid type, choose the first liquid type we encounter
if (liquid_kind == CONTENT_AIR)
- liquid_kind = nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing);
- if (nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing) != liquid_kind) {
+ liquid_kind = m_nodedef->getId(cfnb.liquid_alternative_flowing);
+ if (m_nodedef->getId(cfnb.liquid_alternative_flowing) != liquid_kind) {
neutrals[num_neutrals++] = nb;
} else {
// Do not count bottom source, it will screw things up
case LIQUID_FLOWING:
// if this node is not (yet) of a liquid type, choose the first liquid type we encounter
if (liquid_kind == CONTENT_AIR)
- liquid_kind = nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing);
- if (nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing) != liquid_kind) {
+ liquid_kind = m_nodedef->getId(cfnb.liquid_alternative_flowing);
+ if (m_nodedef->getId(cfnb.liquid_alternative_flowing) != liquid_kind) {
neutrals[num_neutrals++] = nb;
} else {
flows[num_flows++] = nb;
content_t new_node_content;
s8 new_node_level = -1;
s8 max_node_level = -1;
- u8 range = rangelim(nodemgr->get(liquid_kind).liquid_range, 0, LIQUID_LEVEL_MAX+1);
- if ((num_sources >= 2 && nodemgr->get(liquid_kind).liquid_renewable) || liquid_type == LIQUID_SOURCE) {
+
+ u8 range = m_nodedef->get(liquid_kind).liquid_range;
+ if (range > LIQUID_LEVEL_MAX + 1)
+ range = LIQUID_LEVEL_MAX + 1;
+
+ if ((num_sources >= 2 && m_nodedef->get(liquid_kind).liquid_renewable) || liquid_type == LIQUID_SOURCE) {
// liquid_kind will be set to either the flowing alternative of the node (if it's a liquid)
// or the flowing alternative of the first of the surrounding sources (if it's air), so
// it's perfectly safe to use liquid_kind here to determine the new node content.
- new_node_content = nodemgr->getId(nodemgr->get(liquid_kind).liquid_alternative_source);
+ new_node_content = m_nodedef->getId(m_nodedef->get(liquid_kind).liquid_alternative_source);
} else if (num_sources >= 1 && sources[0].t != NEIGHBOR_LOWER) {
// liquid_kind is set properly, see above
- new_node_content = liquid_kind;
max_node_level = new_node_level = LIQUID_LEVEL_MAX;
- if (new_node_level < (LIQUID_LEVEL_MAX+1-range))
- new_node_content = CONTENT_AIR;
+ if (new_node_level >= (LIQUID_LEVEL_MAX + 1 - range))
+ new_node_content = liquid_kind;
+ else
+ new_node_content = floodable_node;
+ } else if (ignored_sources && liquid_level >= 0) {
+ // Maybe there are neighbouring sources that aren't loaded yet
+ // so prevent flowing away.
+ new_node_level = liquid_level;
+ new_node_content = liquid_kind;
} else {
// no surrounding sources, so get the maximum level that can flow into this node
for (u16 i = 0; i < num_flows; i++) {
max_node_level = LIQUID_LEVEL_MAX;
if (nb_liquid_level + WATER_DROP_BOOST < LIQUID_LEVEL_MAX)
max_node_level = nb_liquid_level + WATER_DROP_BOOST;
- } else if (nb_liquid_level > max_node_level)
+ } else if (nb_liquid_level > max_node_level) {
max_node_level = nb_liquid_level;
+ }
break;
case NEIGHBOR_LOWER:
break;
case NEIGHBOR_SAME_LEVEL:
if ((flows[i].n.param2 & LIQUID_FLOW_DOWN_MASK) != LIQUID_FLOW_DOWN_MASK &&
- nb_liquid_level > 0 && nb_liquid_level - 1 > max_node_level) {
+ nb_liquid_level > 0 && nb_liquid_level - 1 > max_node_level)
max_node_level = nb_liquid_level - 1;
- }
break;
}
}
- u8 viscosity = nodemgr->get(liquid_kind).liquid_viscosity;
+ u8 viscosity = m_nodedef->get(liquid_kind).liquid_viscosity;
if (viscosity > 1 && max_node_level != liquid_level) {
// amount to gain, limited by viscosity
// must be at least 1 in absolute value
new_node_level = liquid_level + 1;
if (new_node_level != max_node_level)
must_reflow.push_back(p0);
- } else
+ } else {
new_node_level = max_node_level;
+ }
- if (max_node_level >= (LIQUID_LEVEL_MAX+1-range))
+ if (max_node_level >= (LIQUID_LEVEL_MAX + 1 - range))
new_node_content = liquid_kind;
else
- new_node_content = CONTENT_AIR;
+ new_node_content = floodable_node;
}
/*
check if anything has changed. if not, just continue with the next node.
*/
- if (new_node_content == n0.getContent() && (nodemgr->get(n0.getContent()).liquid_type != LIQUID_FLOWING ||
- ((n0.param2 & LIQUID_LEVEL_MASK) == (u8)new_node_level &&
- ((n0.param2 & LIQUID_FLOW_DOWN_MASK) == LIQUID_FLOW_DOWN_MASK)
- == flowing_down)))
+ if (new_node_content == n0.getContent() &&
+ (m_nodedef->get(n0.getContent()).liquid_type != LIQUID_FLOWING ||
+ ((n0.param2 & LIQUID_LEVEL_MASK) == (u8)new_node_level &&
+ ((n0.param2 & LIQUID_FLOW_DOWN_MASK) == LIQUID_FLOW_DOWN_MASK)
+ == flowing_down)))
continue;
*/
MapNode n00 = n0;
//bool flow_down_enabled = (flowing_down && ((n0.param2 & LIQUID_FLOW_DOWN_MASK) != LIQUID_FLOW_DOWN_MASK));
- if (nodemgr->get(new_node_content).liquid_type == LIQUID_FLOWING) {
+ if (m_nodedef->get(new_node_content).liquid_type == LIQUID_FLOWING) {
// set level to last 3 bits, flowing down bit to 4th bit
n0.param2 = (flowing_down ? LIQUID_FLOW_DOWN_MASK : 0x00) | (new_node_level & LIQUID_LEVEL_MASK);
} else {
- // set the liquid level and flow bit to 0
- n0.param2 = ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK);
+ // set the liquid level and flow bits to 0
+ n0.param2 &= ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK);
}
+
+ // change the node.
n0.setContent(new_node_content);
+ // on_flood() the node
+ if (floodable_node != CONTENT_AIR) {
+ if (env->getScriptIface()->node_on_flood(p0, n00, n0))
+ continue;
+ }
+
+ // Ignore light (because calling voxalgo::update_lighting_nodes)
+ n0.setLight(LIGHTBANK_DAY, 0, m_nodedef);
+ n0.setLight(LIGHTBANK_NIGHT, 0, m_nodedef);
+
// Find out whether there is a suspect for this action
std::string suspect;
- if(m_gamedef->rollback()){
+ if (m_gamedef->rollback())
suspect = m_gamedef->rollback()->getSuspect(p0, 83, 1);
- }
- if(!suspect.empty()){
+ if (m_gamedef->rollback() && !suspect.empty()) {
// Blame suspect
RollbackScopeActor rollback_scope(m_gamedef->rollback(), suspect, true);
// Get old node for rollback
v3s16 blockpos = getNodeBlockPos(p0);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
- if(block != NULL) {
+ if (block != NULL) {
modified_blocks[blockpos] = block;
- // If new or old node emits light, MapBlock requires lighting update
- if(nodemgr->get(n0).light_source != 0 ||
- nodemgr->get(n00).light_source != 0)
- lighting_modified_blocks[block->getPos()] = block;
+ changed_nodes.emplace_back(p0, n00);
}
/*
enqueue neighbors for update if neccessary
*/
- switch (nodemgr->get(n0.getContent()).liquid_type) {
+ switch (m_nodedef->get(n0.getContent()).liquid_type) {
case LIQUID_SOURCE:
case LIQUID_FLOWING:
// make sure source flows into all neighboring nodes
}
}
//infostream<<"Map::transformLiquids(): loopcount="<<loopcount<<std::endl;
- while (must_reflow.size() > 0)
- m_transforming_liquid.push_back(must_reflow.pop_front());
- updateLighting(lighting_modified_blocks, modified_blocks);
+
+ for (auto &iter : must_reflow)
+ m_transforming_liquid.push_back(iter);
+
+ voxalgo::update_lighting_nodes(this, changed_nodes, modified_blocks);
+
+
+ /* ----------------------------------------------------------------------
+ * Manage the queue so that it does not grow indefinately
+ */
+ u16 time_until_purge = g_settings->getU16("liquid_queue_purge_time");
+
+ if (time_until_purge == 0)
+ return; // Feature disabled
+
+ time_until_purge *= 1000; // seconds -> milliseconds
+
+ u64 curr_time = porting::getTimeMs();
+ u32 prev_unprocessed = m_unprocessed_count;
+ m_unprocessed_count = m_transforming_liquid.size();
+
+ // if unprocessed block count is decreasing or stable
+ if (m_unprocessed_count <= prev_unprocessed) {
+ m_queue_size_timer_started = false;
+ } else {
+ if (!m_queue_size_timer_started)
+ m_inc_trending_up_start_time = curr_time;
+ m_queue_size_timer_started = true;
+ }
+
+ // Account for curr_time overflowing
+ if (m_queue_size_timer_started && m_inc_trending_up_start_time > curr_time)
+ m_queue_size_timer_started = false;
+
+ /* If the queue has been growing for more than liquid_queue_purge_time seconds
+ * and the number of unprocessed blocks is still > liquid_loop_max then we
+ * cannot keep up; dump the oldest blocks from the queue so that the queue
+ * has liquid_loop_max items in it
+ */
+ if (m_queue_size_timer_started
+ && curr_time - m_inc_trending_up_start_time > time_until_purge
+ && m_unprocessed_count > liquid_loop_max) {
+
+ size_t dump_qty = m_unprocessed_count - liquid_loop_max;
+
+ infostream << "transformLiquids(): DUMPING " << dump_qty
+ << " blocks from the queue" << std::endl;
+
+ while (dump_qty--)
+ m_transforming_liquid.pop_front();
+
+ m_queue_size_timer_started = false; // optimistically assume we can keep up now
+ m_unprocessed_count = m_transforming_liquid.size();
+ }
+}
+
+std::vector<v3s16> Map::findNodesWithMetadata(v3s16 p1, v3s16 p2)
+{
+ std::vector<v3s16> positions_with_meta;
+
+ sortBoxVerticies(p1, p2);
+ v3s16 bpmin = getNodeBlockPos(p1);
+ v3s16 bpmax = getNodeBlockPos(p2);
+
+ VoxelArea area(p1, p2);
+
+ for (s16 z = bpmin.Z; z <= bpmax.Z; z++)
+ for (s16 y = bpmin.Y; y <= bpmax.Y; y++)
+ for (s16 x = bpmin.X; x <= bpmax.X; x++) {
+ v3s16 blockpos(x, y, z);
+
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
+ if (!block) {
+ verbosestream << "Map::getNodeMetadata(): Need to emerge "
+ << PP(blockpos) << std::endl;
+ block = emergeBlock(blockpos, false);
+ }
+ if (!block) {
+ infostream << "WARNING: Map::getNodeMetadata(): Block not found"
+ << std::endl;
+ continue;
+ }
+
+ v3s16 p_base = blockpos * MAP_BLOCKSIZE;
+ std::vector<v3s16> keys = block->m_node_metadata.getAllKeys();
+ for (size_t i = 0; i != keys.size(); i++) {
+ v3s16 p(keys[i] + p_base);
+ if (!area.contains(p))
+ continue;
+
+ positions_with_meta.push_back(p);
+ }
+ }
+
+ return positions_with_meta;
}
NodeMetadata *Map::getNodeMetadata(v3s16 p)
block = emergeBlock(blockpos, false);
}
if(!block){
- infostream<<"WARNING: Map::getNodeMetadata(): Block not found"
+ warningstream<<"Map::getNodeMetadata(): Block not found"
<<std::endl;
return NULL;
}
block = emergeBlock(blockpos, false);
}
if(!block){
- infostream<<"WARNING: Map::setNodeMetadata(): Block not found"
+ warningstream<<"Map::setNodeMetadata(): Block not found"
<<std::endl;
return false;
}
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if(block == NULL)
{
- infostream<<"WARNING: Map::removeNodeMetadata(): Block not found"
+ warningstream<<"Map::removeNodeMetadata(): Block not found"
<<std::endl;
return;
}
block = emergeBlock(blockpos, false);
}
if(!block){
- infostream<<"WARNING: Map::getNodeTimer(): Block not found"
+ warningstream<<"Map::getNodeTimer(): Block not found"
<<std::endl;
return NodeTimer();
}
NodeTimer t = block->m_node_timers.get(p_rel);
- return t;
+ NodeTimer nt(t.timeout, t.elapsed, p);
+ return nt;
}
-void Map::setNodeTimer(v3s16 p, NodeTimer t)
+void Map::setNodeTimer(const NodeTimer &t)
{
+ v3s16 p = t.position;
v3s16 blockpos = getNodeBlockPos(p);
v3s16 p_rel = p - blockpos*MAP_BLOCKSIZE;
MapBlock *block = getBlockNoCreateNoEx(blockpos);
block = emergeBlock(blockpos, false);
}
if(!block){
- infostream<<"WARNING: Map::setNodeTimer(): Block not found"
+ warningstream<<"Map::setNodeTimer(): Block not found"
<<std::endl;
return;
}
- block->m_node_timers.set(p_rel, t);
+ NodeTimer nt(t.timeout, t.elapsed, p_rel);
+ block->m_node_timers.set(nt);
}
void Map::removeNodeTimer(v3s16 p)
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if(block == NULL)
{
- infostream<<"WARNING: Map::removeNodeTimer(): Block not found"
+ warningstream<<"Map::removeNodeTimer(): Block not found"
<<std::endl;
return;
}
block->m_node_timers.remove(p_rel);
}
+bool Map::determineAdditionalOcclusionCheck(const v3s16 &pos_camera,
+ const core::aabbox3d<s16> &block_bounds, v3s16 &check)
+{
+ /*
+ This functions determines the node inside the target block that is
+ closest to the camera position. This increases the occlusion culling
+ accuracy in straight and diagonal corridors.
+ The returned position will be occlusion checked first in addition to the
+ others (8 corners + center).
+ No position is returned if
+ - the closest node is a corner, corners are checked anyway.
+ - the camera is inside the target block, it will never be occluded.
+ */
+#define CLOSEST_EDGE(pos, bounds, axis) \
+ ((pos).axis <= (bounds).MinEdge.axis) ? (bounds).MinEdge.axis : \
+ (bounds).MaxEdge.axis
+
+ bool x_inside = (block_bounds.MinEdge.X <= pos_camera.X) &&
+ (pos_camera.X <= block_bounds.MaxEdge.X);
+ bool y_inside = (block_bounds.MinEdge.Y <= pos_camera.Y) &&
+ (pos_camera.Y <= block_bounds.MaxEdge.Y);
+ bool z_inside = (block_bounds.MinEdge.Z <= pos_camera.Z) &&
+ (pos_camera.Z <= block_bounds.MaxEdge.Z);
+
+ if (x_inside && y_inside && z_inside)
+ return false; // Camera inside target mapblock
+
+ // straight
+ if (x_inside && y_inside) {
+ check = v3s16(pos_camera.X, pos_camera.Y, 0);
+ check.Z = CLOSEST_EDGE(pos_camera, block_bounds, Z);
+ return true;
+ } else if (y_inside && z_inside) {
+ check = v3s16(0, pos_camera.Y, pos_camera.Z);
+ check.X = CLOSEST_EDGE(pos_camera, block_bounds, X);
+ return true;
+ } else if (x_inside && z_inside) {
+ check = v3s16(pos_camera.X, 0, pos_camera.Z);
+ check.Y = CLOSEST_EDGE(pos_camera, block_bounds, Y);
+ return true;
+ }
+
+ // diagonal
+ if (x_inside) {
+ check = v3s16(pos_camera.X, 0, 0);
+ check.Y = CLOSEST_EDGE(pos_camera, block_bounds, Y);
+ check.Z = CLOSEST_EDGE(pos_camera, block_bounds, Z);
+ return true;
+ } else if (y_inside) {
+ check = v3s16(0, pos_camera.Y, 0);
+ check.X = CLOSEST_EDGE(pos_camera, block_bounds, X);
+ check.Z = CLOSEST_EDGE(pos_camera, block_bounds, Z);
+ return true;
+ } else if (z_inside) {
+ check = v3s16(0, 0, pos_camera.Z);
+ check.X = CLOSEST_EDGE(pos_camera, block_bounds, X);
+ check.Y = CLOSEST_EDGE(pos_camera, block_bounds, Y);
+ return true;
+ }
+
+ // Closest node would be a corner, none returned
+ return false;
+}
+
+bool Map::isOccluded(const v3s16 &pos_camera, const v3s16 &pos_target,
+ float step, float stepfac, float offset, float end_offset, u32 needed_count)
+{
+ v3f direction = intToFloat(pos_target - pos_camera, BS);
+ float distance = direction.getLength();
+
+ // Normalize direction vector
+ if (distance > 0.0f)
+ direction /= distance;
+
+ v3f pos_origin_f = intToFloat(pos_camera, BS);
+ u32 count = 0;
+ bool is_valid_position;
+
+ for (; offset < distance + end_offset; offset += step) {
+ v3f pos_node_f = pos_origin_f + direction * offset;
+ v3s16 pos_node = floatToInt(pos_node_f, BS);
+
+ MapNode node = getNode(pos_node, &is_valid_position);
+
+ if (is_valid_position &&
+ !m_nodedef->get(node).light_propagates) {
+ // Cannot see through light-blocking nodes --> occluded
+ count++;
+ if (count >= needed_count)
+ return true;
+ }
+ step *= stepfac;
+ }
+ return false;
+}
+
+bool Map::isBlockOccluded(MapBlock *block, v3s16 cam_pos_nodes)
+{
+ // Check occlusion for center and all 8 corners of the mapblock
+ // Overshoot a little for less flickering
+ static const s16 bs2 = MAP_BLOCKSIZE / 2 + 1;
+ static const v3s16 dir9[9] = {
+ v3s16( 0, 0, 0),
+ v3s16( 1, 1, 1) * bs2,
+ v3s16( 1, 1, -1) * bs2,
+ v3s16( 1, -1, 1) * bs2,
+ v3s16( 1, -1, -1) * bs2,
+ v3s16(-1, 1, 1) * bs2,
+ v3s16(-1, 1, -1) * bs2,
+ v3s16(-1, -1, 1) * bs2,
+ v3s16(-1, -1, -1) * bs2,
+ };
+
+ v3s16 pos_blockcenter = block->getPosRelative() + (MAP_BLOCKSIZE / 2);
+
+ // Starting step size, value between 1m and sqrt(3)m
+ float step = BS * 1.2f;
+ // Multiply step by each iteraction by 'stepfac' to reduce checks in distance
+ float stepfac = 1.05f;
+
+ float start_offset = BS * 1.0f;
+
+ // The occlusion search of 'isOccluded()' must stop short of the target
+ // point by distance 'end_offset' to not enter the target mapblock.
+ // For the 8 mapblock corners 'end_offset' must therefore be the maximum
+ // diagonal of a mapblock, because we must consider all view angles.
+ // sqrt(1^2 + 1^2 + 1^2) = 1.732
+ float end_offset = -BS * MAP_BLOCKSIZE * 1.732f;
+
+ // to reduce the likelihood of falsely occluded blocks
+ // require at least two solid blocks
+ // this is a HACK, we should think of a more precise algorithm
+ u32 needed_count = 2;
+
+ // Additional occlusion check, see comments in that function
+ v3s16 check;
+ if (determineAdditionalOcclusionCheck(cam_pos_nodes, block->getBox(), check)) {
+ // node is always on a side facing the camera, end_offset can be lower
+ if (!isOccluded(cam_pos_nodes, check, step, stepfac, start_offset,
+ -1.0f, needed_count))
+ return false;
+ }
+
+ for (const v3s16 &dir : dir9) {
+ if (!isOccluded(cam_pos_nodes, pos_blockcenter + dir, step, stepfac,
+ start_offset, end_offset, needed_count))
+ return false;
+ }
+ return true;
+}
+
/*
ServerMap
*/
-ServerMap::ServerMap(std::string savedir, IGameDef *gamedef, EmergeManager *emerge):
+ServerMap::ServerMap(const std::string &savedir, IGameDef *gamedef,
+ EmergeManager *emerge):
Map(dout_server, gamedef),
- m_emerge(emerge),
- m_map_metadata_changed(true)
+ settings_mgr(g_settings, savedir + DIR_DELIM + "map_meta.txt"),
+ m_emerge(emerge)
{
- verbosestream<<__FUNCTION_NAME<<std::endl;
+ verbosestream<<FUNCTION_NAME<<std::endl;
+
+ // Tell the EmergeManager about our MapSettingsManager
+ emerge->map_settings_mgr = &settings_mgr;
/*
Try to load map; if not found, create a new one.
bool succeeded = conf.readConfigFile(conf_path.c_str());
if (!succeeded || !conf.exists("backend")) {
// fall back to sqlite3
- dbase = new Database_SQLite3(this, savedir);
conf.set("backend", "sqlite3");
- } else {
- std::string backend = conf.get("backend");
- if (backend == "dummy")
- dbase = new Database_Dummy(this);
- else if (backend == "sqlite3")
- dbase = new Database_SQLite3(this, savedir);
- #if USE_LEVELDB
- else if (backend == "leveldb")
- dbase = new Database_LevelDB(this, savedir);
- #endif
- #if USE_REDIS
- else if (backend == "redis")
- dbase = new Database_Redis(this, savedir);
- #endif
- else
- throw BaseException("Unknown map backend");
}
+ std::string backend = conf.get("backend");
+ dbase = createDatabase(backend, savedir, conf);
+ if (conf.exists("readonly_backend")) {
+ std::string readonly_dir = savedir + DIR_DELIM + "readonly";
+ dbase_ro = createDatabase(conf.get("readonly_backend"), readonly_dir, conf);
+ }
+ if (!conf.updateConfigFile(conf_path.c_str()))
+ errorstream << "ServerMap::ServerMap(): Failed to update world.mt!" << std::endl;
m_savedir = savedir;
m_map_saving_enabled = false;
- try
- {
+ try {
// If directory exists, check contents and load if possible
- if(fs::PathExists(m_savedir))
- {
+ if (fs::PathExists(m_savedir)) {
// If directory is empty, it is safe to save into it.
- if(fs::GetDirListing(m_savedir).size() == 0)
- {
+ if (fs::GetDirListing(m_savedir).empty()) {
infostream<<"ServerMap: Empty save directory is valid."
<<std::endl;
m_map_saving_enabled = true;
}
else
{
- try{
- // Load map metadata (seed, chunksize)
- loadMapMeta();
- }
- catch(SettingNotFoundException &e){
- infostream<<"ServerMap: Some metadata not found."
- <<" Using default settings."<<std::endl;
- }
- catch(FileNotGoodException &e){
- infostream<<"WARNING: Could not load map metadata"
- //<<" Disabling chunk-based generator."
- <<std::endl;
- //m_chunksize = 0;
- }
- infostream<<"ServerMap: Successfully loaded map "
- <<"metadata from "<<savedir
- <<", assuming valid save directory."
- <<" seed="<< m_emerge->params.seed <<"."
- <<std::endl;
+ if (settings_mgr.loadMapMeta()) {
+ infostream << "ServerMap: Metadata loaded from "
+ << savedir << std::endl;
+ } else {
+ infostream << "ServerMap: Metadata could not be loaded "
+ "from " << savedir << ", assuming valid save "
+ "directory." << std::endl;
+ }
m_map_saving_enabled = true;
// Map loaded, not creating new one
}
catch(std::exception &e)
{
- infostream<<"WARNING: ServerMap: Failed to load map from "<<savedir
+ warningstream<<"ServerMap: Failed to load map from "<<savedir
<<", exception: "<<e.what()<<std::endl;
infostream<<"Please remove the map or fix it."<<std::endl;
- infostream<<"WARNING: Map saving will be disabled."<<std::endl;
+ warningstream<<"Map saving will be disabled."<<std::endl;
}
-
- infostream<<"Initializing new map."<<std::endl;
-
- // Create zero sector
- emergeSector(v2s16(0,0));
-
- // Initially write whole map
- save(MOD_STATE_CLEAN);
}
ServerMap::~ServerMap()
{
- verbosestream<<__FUNCTION_NAME<<std::endl;
+ verbosestream<<FUNCTION_NAME<<std::endl;
try
{
- if(m_map_saving_enabled)
- {
+ if (m_map_saving_enabled) {
// Save only changed parts
save(MOD_STATE_WRITE_AT_UNLOAD);
- infostream<<"ServerMap: Saved map to "<<m_savedir<<std::endl;
- }
- else
- {
- infostream<<"ServerMap: Map not saved"<<std::endl;
+ infostream << "ServerMap: Saved map to " << m_savedir << std::endl;
+ } else {
+ infostream << "ServerMap: Map not saved" << std::endl;
}
}
catch(std::exception &e)
Close database if it was opened
*/
delete dbase;
+ if (dbase_ro)
+ delete dbase_ro;
#if 0
/*
#endif
}
+MapgenParams *ServerMap::getMapgenParams()
+{
+ // getMapgenParams() should only ever be called after Server is initialized
+ assert(settings_mgr.mapgen_params != NULL);
+ return settings_mgr.mapgen_params;
+}
+
u64 ServerMap::getSeed()
{
- return m_emerge->params.seed;
+ return getMapgenParams()->seed;
}
s16 ServerMap::getWaterLevel()
{
- return m_emerge->params.water_level;
+ return getMapgenParams()->water_level;
}
-bool ServerMap::initBlockMake(BlockMakeData *data, v3s16 blockpos)
+bool ServerMap::blockpos_over_mapgen_limit(v3s16 p)
{
- bool enable_mapgen_debug_info = m_emerge->mapgen_debug_info;
- EMERGE_DBG_OUT("initBlockMake(): " PP(blockpos) " - " PP(blockpos));
+ const s16 mapgen_limit_bp = rangelim(
+ getMapgenParams()->mapgen_limit, 0, MAX_MAP_GENERATION_LIMIT) /
+ MAP_BLOCKSIZE;
+ return p.X < -mapgen_limit_bp ||
+ p.X > mapgen_limit_bp ||
+ p.Y < -mapgen_limit_bp ||
+ p.Y > mapgen_limit_bp ||
+ p.Z < -mapgen_limit_bp ||
+ p.Z > mapgen_limit_bp;
+}
+
+bool ServerMap::initBlockMake(v3s16 blockpos, BlockMakeData *data)
+{
+ s16 csize = getMapgenParams()->chunksize;
+ v3s16 bpmin = EmergeManager::getContainingChunk(blockpos, csize);
+ v3s16 bpmax = bpmin + v3s16(1, 1, 1) * (csize - 1);
- s16 chunksize = m_emerge->params.chunksize;
- s16 coffset = -chunksize / 2;
- v3s16 chunk_offset(coffset, coffset, coffset);
- v3s16 blockpos_div = getContainerPos(blockpos - chunk_offset, chunksize);
- v3s16 blockpos_min = blockpos_div * chunksize;
- v3s16 blockpos_max = blockpos_div * chunksize + v3s16(1,1,1)*(chunksize-1);
- blockpos_min += chunk_offset;
- blockpos_max += chunk_offset;
+ bool enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info;
+ EMERGE_DBG_OUT("initBlockMake(): " PP(bpmin) " - " PP(bpmax));
- v3s16 extra_borders(1,1,1);
+ v3s16 extra_borders(1, 1, 1);
+ v3s16 full_bpmin = bpmin - extra_borders;
+ v3s16 full_bpmax = bpmax + extra_borders;
- // Do nothing if not inside limits (+-1 because of neighbors)
- if(blockpos_over_limit(blockpos_min - extra_borders) ||
- blockpos_over_limit(blockpos_max + extra_borders))
+ // Do nothing if not inside mapgen limits (+-1 because of neighbors)
+ if (blockpos_over_mapgen_limit(full_bpmin) ||
+ blockpos_over_mapgen_limit(full_bpmax))
return false;
- data->seed = m_emerge->params.seed;
- data->blockpos_min = blockpos_min;
- data->blockpos_max = blockpos_max;
+ data->seed = getSeed();
+ data->blockpos_min = bpmin;
+ data->blockpos_max = bpmax;
data->blockpos_requested = blockpos;
- data->nodedef = m_gamedef->ndef();
+ data->nodedef = m_nodedef;
/*
Create the whole area of this and the neighboring blocks
*/
- {
- //TimeTaker timer("initBlockMake() create area");
-
- for(s16 x=blockpos_min.X-extra_borders.X;
- x<=blockpos_max.X+extra_borders.X; x++)
- for(s16 z=blockpos_min.Z-extra_borders.Z;
- z<=blockpos_max.Z+extra_borders.Z; z++)
- {
- v2s16 sectorpos(x, z);
- // Sector metadata is loaded from disk if not already loaded.
- ServerMapSector *sector = createSector(sectorpos);
- assert(sector);
- (void) sector;
-
- for(s16 y=blockpos_min.Y-extra_borders.Y;
- y<=blockpos_max.Y+extra_borders.Y; y++)
- {
- v3s16 p(x,y,z);
- //MapBlock *block = createBlock(p);
- // 1) get from memory, 2) load from disk
- MapBlock *block = emergeBlock(p, false);
- // 3) create a blank one
- if(block == NULL)
- {
- block = createBlock(p);
-
- /*
- Block gets sunlight if this is true.
+ for (s16 x = full_bpmin.X; x <= full_bpmax.X; x++)
+ for (s16 z = full_bpmin.Z; z <= full_bpmax.Z; z++) {
+ v2s16 sectorpos(x, z);
+ // Sector metadata is loaded from disk if not already loaded.
+ MapSector *sector = createSector(sectorpos);
+ FATAL_ERROR_IF(sector == NULL, "createSector() failed");
+
+ for (s16 y = full_bpmin.Y; y <= full_bpmax.Y; y++) {
+ v3s16 p(x, y, z);
- Refer to the map generator heuristics.
- */
- bool ug = m_emerge->isBlockUnderground(p);
- block->setIsUnderground(ug);
- }
+ MapBlock *block = emergeBlock(p, false);
+ if (block == NULL) {
+ block = createBlock(p);
- // Lighting will not be valid after make_chunk is called
- block->setLightingExpired(true);
- // Lighting will be calculated
- //block->setLightingExpired(false);
+ // Block gets sunlight if this is true.
+ // Refer to the map generator heuristics.
+ bool ug = m_emerge->isBlockUnderground(p);
+ block->setIsUnderground(ug);
}
}
}
neighboring blocks
*/
- // The area that contains this block and it's neighbors
- v3s16 bigarea_blocks_min = blockpos_min - extra_borders;
- v3s16 bigarea_blocks_max = blockpos_max + extra_borders;
-
- data->vmanip = new ManualMapVoxelManipulator(this);
- //data->vmanip->setMap(this);
+ data->vmanip = new MMVManip(this);
+ data->vmanip->initialEmerge(full_bpmin, full_bpmax);
- // Add the area
- {
- //TimeTaker timer("initBlockMake() initialEmerge");
- data->vmanip->initialEmerge(bigarea_blocks_min, bigarea_blocks_max, false);
- }
-
- // Ensure none of the blocks to be generated were marked as containing CONTENT_IGNORE
-/* for (s16 z = blockpos_min.Z; z <= blockpos_max.Z; z++) {
+ // Note: we may need this again at some point.
+#if 0
+ // Ensure none of the blocks to be generated were marked as
+ // containing CONTENT_IGNORE
+ for (s16 z = blockpos_min.Z; z <= blockpos_max.Z; z++) {
for (s16 y = blockpos_min.Y; y <= blockpos_max.Y; y++) {
for (s16 x = blockpos_min.X; x <= blockpos_max.X; x++) {
core::map<v3s16, u8>::Node *n;
n->setValue(flags);
}
}
- }*/
+ }
+#endif
// Data is ready now.
return true;
}
void ServerMap::finishBlockMake(BlockMakeData *data,
- std::map<v3s16, MapBlock*> &changed_blocks)
+ std::map<v3s16, MapBlock*> *changed_blocks)
{
- v3s16 blockpos_min = data->blockpos_min;
- v3s16 blockpos_max = data->blockpos_max;
- v3s16 blockpos_requested = data->blockpos_requested;
- /*infostream<<"finishBlockMake(): ("<<blockpos_requested.X<<","
- <<blockpos_requested.Y<<","
- <<blockpos_requested.Z<<")"<<std::endl;*/
-
- v3s16 extra_borders(1,1,1);
-
- bool enable_mapgen_debug_info = m_emerge->mapgen_debug_info;
+ v3s16 bpmin = data->blockpos_min;
+ v3s16 bpmax = data->blockpos_max;
- /*infostream<<"Resulting vmanip:"<<std::endl;
- data->vmanip.print(infostream);*/
+ v3s16 extra_borders(1, 1, 1);
- // Make sure affected blocks are loaded
- for(s16 x=blockpos_min.X-extra_borders.X;
- x<=blockpos_max.X+extra_borders.X; x++)
- for(s16 z=blockpos_min.Z-extra_borders.Z;
- z<=blockpos_max.Z+extra_borders.Z; z++)
- for(s16 y=blockpos_min.Y-extra_borders.Y;
- y<=blockpos_max.Y+extra_borders.Y; y++)
- {
- v3s16 p(x, y, z);
- // Load from disk if not already in memory
- emergeBlock(p, false);
- }
+ bool enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info;
+ EMERGE_DBG_OUT("finishBlockMake(): " PP(bpmin) " - " PP(bpmax));
/*
Blit generated stuff to map
NOTE: blitBackAll adds nearly everything to changed_blocks
*/
- {
- // 70ms @cs=8
- //TimeTaker timer("finishBlockMake() blitBackAll");
- data->vmanip->blitBackAll(&changed_blocks);
- }
+ data->vmanip->blitBackAll(changed_blocks);
- EMERGE_DBG_OUT("finishBlockMake: changed_blocks.size()=" << changed_blocks.size());
+ EMERGE_DBG_OUT("finishBlockMake: changed_blocks.size()="
+ << changed_blocks->size());
/*
Copy transforming liquid information
*/
- while(data->transforming_liquid.size() > 0)
- {
- v3s16 p = data->transforming_liquid.pop_front();
- m_transforming_liquid.push_back(p);
- }
-
- /*
- Do stuff in central blocks
- */
-
- /*
- Update lighting
- */
- {
-#if 0
- TimeTaker t("finishBlockMake lighting update");
-
- core::map<v3s16, MapBlock*> lighting_update_blocks;
-
- // Center blocks
- for(s16 x=blockpos_min.X-extra_borders.X;
- x<=blockpos_max.X+extra_borders.X; x++)
- for(s16 z=blockpos_min.Z-extra_borders.Z;
- z<=blockpos_max.Z+extra_borders.Z; z++)
- for(s16 y=blockpos_min.Y-extra_borders.Y;
- y<=blockpos_max.Y+extra_borders.Y; y++)
- {
- v3s16 p(x, y, z);
- MapBlock *block = getBlockNoCreateNoEx(p);
- assert(block);
- lighting_update_blocks.insert(block->getPos(), block);
- }
-
- updateLighting(lighting_update_blocks, changed_blocks);
-#endif
-
- /*
- Set lighting to non-expired state in all of them.
- This is cheating, but it is not fast enough if all of them
- would actually be updated.
- */
- for(s16 x=blockpos_min.X-extra_borders.X;
- x<=blockpos_max.X+extra_borders.X; x++)
- for(s16 z=blockpos_min.Z-extra_borders.Z;
- z<=blockpos_max.Z+extra_borders.Z; z++)
- for(s16 y=blockpos_min.Y-extra_borders.Y;
- y<=blockpos_max.Y+extra_borders.Y; y++)
- {
- v3s16 p(x, y, z);
- MapBlock * block = getBlockNoCreateNoEx(p);
- if (block != NULL)
- block->setLightingExpired(false);
- }
-
-#if 0
- if(enable_mapgen_debug_info == false)
- t.stop(true); // Hide output
-#endif
+ while (data->transforming_liquid.size()) {
+ m_transforming_liquid.push_back(data->transforming_liquid.front());
+ data->transforming_liquid.pop_front();
}
- /*
- Go through changed blocks
- */
- for(std::map<v3s16, MapBlock*>::iterator i = changed_blocks.begin();
- i != changed_blocks.end(); ++i)
- {
- MapBlock *block = i->second;
+ for (auto &changed_block : *changed_blocks) {
+ MapBlock *block = changed_block.second;
if (!block)
continue;
/*
Set block as modified
*/
block->raiseModified(MOD_STATE_WRITE_NEEDED,
- "finishBlockMake expireDayNightDiff");
+ MOD_REASON_EXPIRE_DAYNIGHTDIFF);
}
/*
Set central blocks as generated
*/
- for(s16 x=blockpos_min.X; x<=blockpos_max.X; x++)
- for(s16 z=blockpos_min.Z; z<=blockpos_max.Z; z++)
- for(s16 y=blockpos_min.Y; y<=blockpos_max.Y; y++)
- {
- v3s16 p(x, y, z);
- MapBlock *block = getBlockNoCreateNoEx(p);
+ for (s16 x = bpmin.X; x <= bpmax.X; x++)
+ for (s16 z = bpmin.Z; z <= bpmax.Z; z++)
+ for (s16 y = bpmin.Y; y <= bpmax.Y; y++) {
+ MapBlock *block = getBlockNoCreateNoEx(v3s16(x, y, z));
if (!block)
continue;
+
block->setGenerated(true);
}
NOTE: Will be saved later.
*/
//save(MOD_STATE_WRITE_AT_UNLOAD);
-
- /*infostream<<"finishBlockMake() done for ("<<blockpos_requested.X
- <<","<<blockpos_requested.Y<<","
- <<blockpos_requested.Z<<")"<<std::endl;*/
-
-
-#if 0
- if(enable_mapgen_debug_info)
- {
- /*
- Analyze resulting blocks
- */
- /*for(s16 x=blockpos_min.X-1; x<=blockpos_max.X+1; x++)
- for(s16 z=blockpos_min.Z-1; z<=blockpos_max.Z+1; z++)
- for(s16 y=blockpos_min.Y-1; y<=blockpos_max.Y+1; y++)*/
- for(s16 x=blockpos_min.X-0; x<=blockpos_max.X+0; x++)
- for(s16 z=blockpos_min.Z-0; z<=blockpos_max.Z+0; z++)
- for(s16 y=blockpos_min.Y-0; y<=blockpos_max.Y+0; y++)
- {
- v3s16 p = v3s16(x,y,z);
- MapBlock *block = getBlockNoCreateNoEx(p);
- char spos[20];
- snprintf(spos, 20, "(%2d,%2d,%2d)", x, y, z);
- infostream<<"Generated "<<spos<<": "
- <<analyze_block(block)<<std::endl;
- }
- }
-#endif
-
- getBlockNoCreateNoEx(blockpos_requested);
}
-ServerMapSector * ServerMap::createSector(v2s16 p2d)
+MapSector *ServerMap::createSector(v2s16 p2d)
{
- DSTACKF("%s: p2d=(%d,%d)",
- __FUNCTION_NAME,
- p2d.X, p2d.Y);
-
/*
Check if it exists already in memory
*/
- ServerMapSector *sector = (ServerMapSector*)getSectorNoGenerateNoEx(p2d);
- if(sector != NULL)
+ MapSector *sector = getSectorNoGenerate(p2d);
+ if (sector)
return sector;
/*
- Try to load it from disk (with blocks)
- */
- //if(loadSectorFull(p2d) == true)
-
- /*
- Try to load metadata from disk
- */
-#if 0
- if(loadSectorMeta(p2d) == true)
- {
- ServerMapSector *sector = (ServerMapSector*)getSectorNoGenerateNoEx(p2d);
- if(sector == NULL)
- {
- infostream<<"ServerMap::createSector(): loadSectorFull didn't make a sector"<<std::endl;
- throw InvalidPositionException("");
- }
- return sector;
- }
-#endif
- /*
- Do not create over-limit
+ Do not create over max mapgen limit
*/
- if(p2d.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p2d.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p2d.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p2d.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
- throw InvalidPositionException("createSector(): pos. over limit");
+ const s16 max_limit_bp = MAX_MAP_GENERATION_LIMIT / MAP_BLOCKSIZE;
+ if (p2d.X < -max_limit_bp ||
+ p2d.X > max_limit_bp ||
+ p2d.Y < -max_limit_bp ||
+ p2d.Y > max_limit_bp)
+ throw InvalidPositionException("createSector(): pos. over max mapgen limit");
/*
Generate blank sector
*/
- sector = new ServerMapSector(this, p2d, m_gamedef);
+ sector = new MapSector(this, p2d, m_gamedef);
// Sector position on map in nodes
//v2s16 nodepos2d = p2d * MAP_BLOCKSIZE;
std::map<v3s16, MapBlock*> &modified_blocks
)
{
- DSTACKF("%s: p=(%d,%d,%d)", __FUNCTION_NAME, p.X, p.Y, p.Z);
-
- /*infostream<<"generateBlock(): "
- <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
- <<std::endl;*/
-
bool enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info");
TimeTaker timer("generateBlock");
*/
if(blockpos_over_limit(p))
{
- infostream<<__FUNCTION_NAME<<": Block position over limit"<<std::endl;
+ infostream<<FUNCTION_NAME<<": Block position over limit"<<std::endl;
throw InvalidPositionException("generateBlock(): pos. over limit");
}
MapBlock * ServerMap::createBlock(v3s16 p)
{
- DSTACKF("%s: p=(%d,%d,%d)",
- __FUNCTION_NAME, p.X, p.Y, p.Z);
-
/*
- Do not create over-limit
+ Do not create over max mapgen limit
*/
- if(p.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
- throw InvalidPositionException("createBlock(): pos. over limit");
+ if (blockpos_over_max_limit(p))
+ throw InvalidPositionException("createBlock(): pos. over max mapgen limit");
v2s16 p2d(p.X, p.Z);
s16 block_y = p.Y;
NOTE: On old save formats, this will be slow, as it generates
lighting on blocks for them.
*/
- ServerMapSector *sector;
- try{
- sector = (ServerMapSector*)createSector(p2d);
- assert(sector->getId() == MAPSECTOR_SERVER);
- }
- catch(InvalidPositionException &e)
- {
+ MapSector *sector;
+ try {
+ sector = createSector(p2d);
+ } catch (InvalidPositionException &e) {
infostream<<"createBlock: createSector() failed"<<std::endl;
throw e;
}
- /*
- NOTE: This should not be done, or at least the exception
- should not be passed on as std::exception, because it
- won't be catched at all.
- */
- /*catch(std::exception &e)
- {
- infostream<<"createBlock: createSector() failed: "
- <<e.what()<<std::endl;
- throw e;
- }*/
/*
Try to get a block from the sector
*/
MapBlock *block = sector->getBlockNoCreateNoEx(block_y);
- if(block)
- {
+ if (block) {
if(block->isDummy())
block->unDummify();
return block;
MapBlock * ServerMap::emergeBlock(v3s16 p, bool create_blank)
{
- DSTACKF("%s: p=(%d,%d,%d), create_blank=%d",
- __FUNCTION_NAME,
- p.X, p.Y, p.Z, create_blank);
-
{
MapBlock *block = getBlockNoCreateNoEx(p);
- if(block && block->isDummy() == false)
+ if (block && !block->isDummy())
return block;
}
{
MapBlock *block = loadBlock(p);
if(block)
- return block;
- }
-
- if (create_blank) {
- ServerMapSector *sector = createSector(v2s16(p.X, p.Z));
- MapBlock *block = sector->createBlankBlock(p.Y);
-
- return block;
- }
-
-#if 0
- if(allow_generate)
- {
- std::map<v3s16, MapBlock*> modified_blocks;
- MapBlock *block = generateBlock(p, modified_blocks);
- if(block)
- {
- MapEditEvent event;
- event.type = MEET_OTHER;
- event.p = p;
-
- // Copy modified_blocks to event
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- event.modified_blocks.insert(i->first);
- }
+ return block;
+ }
- // Queue event
- dispatchEvent(&event);
+ if (create_blank) {
+ MapSector *sector = createSector(v2s16(p.X, p.Z));
+ MapBlock *block = sector->createBlankBlock(p.Y);
- return block;
- }
+ return block;
}
-#endif
return NULL;
}
return block;
}
-void ServerMap::prepareBlock(MapBlock *block) {
-}
-
// N.B. This requires no synchronization, since data will not be modified unless
// the VoxelManipulator being updated belongs to the same thread.
void ServerMap::updateVManip(v3s16 pos)
if (!mg)
return;
- ManualMapVoxelManipulator *vm = mg->vm;
+ MMVManip *vm = mg->vm;
if (!vm)
return;
return;
s32 idx = vm->m_area.index(pos);
- vm->m_data[idx] = getNodeNoEx(pos);
+ vm->m_data[idx] = getNode(pos);
vm->m_flags[idx] &= ~VOXELFLAG_NO_DATA;
vm->m_is_dirty = true;
//return (s16)level;
}
-bool ServerMap::loadFromFolders() {
- if(!dbase->Initialized() && !fs::PathExists(m_savedir + DIR_DELIM + "map.sqlite")) // ?
- return true;
- return false;
-}
-
-void ServerMap::createDirs(std::string path)
+void ServerMap::createDirs(const std::string &path)
{
- if(fs::CreateAllDirs(path) == false)
- {
- m_dout<<DTIME<<"ServerMap: Failed to create directory "
+ if (!fs::CreateAllDirs(path)) {
+ m_dout<<"ServerMap: Failed to create directory "
<<"\""<<path<<"\""<<std::endl;
throw BaseException("ServerMap failed to create directory");
}
}
-std::string ServerMap::getSectorDir(v2s16 pos, int layout)
-{
- char cc[9];
- switch(layout)
- {
- case 1:
- snprintf(cc, 9, "%.4x%.4x",
- (unsigned int)pos.X&0xffff,
- (unsigned int)pos.Y&0xffff);
-
- return m_savedir + DIR_DELIM + "sectors" + DIR_DELIM + cc;
- case 2:
- snprintf(cc, 9, "%.3x" DIR_DELIM "%.3x",
- (unsigned int)pos.X&0xfff,
- (unsigned int)pos.Y&0xfff);
-
- return m_savedir + DIR_DELIM + "sectors2" + DIR_DELIM + cc;
- default:
- assert(false);
- return "";
- }
-}
-
-v2s16 ServerMap::getSectorPos(std::string dirname)
-{
- unsigned int x = 0, y = 0;
- int r;
- std::string component;
- fs::RemoveLastPathComponent(dirname, &component, 1);
- if(component.size() == 8)
- {
- // Old layout
- r = sscanf(component.c_str(), "%4x%4x", &x, &y);
- }
- else if(component.size() == 3)
- {
- // New layout
- fs::RemoveLastPathComponent(dirname, &component, 2);
- r = sscanf(component.c_str(), "%3x" DIR_DELIM "%3x", &x, &y);
- // Sign-extend the 12 bit values up to 16 bits...
- if(x&0x800) x|=0xF000;
- if(y&0x800) y|=0xF000;
- }
- else
- {
- assert(false);
- }
- assert(r == 2);
- v2s16 pos((s16)x, (s16)y);
- return pos;
-}
-
-v3s16 ServerMap::getBlockPos(std::string sectordir, std::string blockfile)
-{
- v2s16 p2d = getSectorPos(sectordir);
-
- if(blockfile.size() != 4){
- throw InvalidFilenameException("Invalid block filename");
- }
- unsigned int y;
- int r = sscanf(blockfile.c_str(), "%4x", &y);
- if(r != 1)
- throw InvalidFilenameException("Invalid block filename");
- return v3s16(p2d.X, y, p2d.Y);
-}
-
-std::string ServerMap::getBlockFilename(v3s16 p)
-{
- char cc[5];
- snprintf(cc, 5, "%.4x", (unsigned int)p.Y&0xffff);
- return cc;
-}
-
void ServerMap::save(ModifiedState save_level)
{
- DSTACK(__FUNCTION_NAME);
- if(m_map_saving_enabled == false)
- {
- infostream<<"WARNING: Not saving map, saving disabled."<<std::endl;
+ if (!m_map_saving_enabled) {
+ warningstream<<"Not saving map, saving disabled."<<std::endl;
return;
}
infostream<<"ServerMap: Saving whole map, this can take time."
<<std::endl;
- if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN)
- {
- saveMapMeta();
+ if (m_map_metadata_changed || save_level == MOD_STATE_CLEAN) {
+ if (settings_mgr.saveMapMeta())
+ m_map_metadata_changed = false;
}
// Profile modified reasons
Profiler modprofiler;
- u32 sector_meta_count = 0;
u32 block_count = 0;
u32 block_count_all = 0; // Number of blocks in memory
// Don't do anything with sqlite unless something is really saved
bool save_started = false;
- for(std::map<v2s16, MapSector*>::iterator i = m_sectors.begin();
- i != m_sectors.end(); ++i)
- {
- ServerMapSector *sector = (ServerMapSector*)i->second;
- assert(sector->getId() == MAPSECTOR_SERVER);
+ for (auto §or_it : m_sectors) {
+ MapSector *sector = sector_it.second;
- if(sector->differs_from_disk || save_level == MOD_STATE_CLEAN)
- {
- saveSectorMeta(sector);
- sector_meta_count++;
- }
- std::list<MapBlock*> blocks;
+ MapBlockVect blocks;
sector->getBlocks(blocks);
- for(std::list<MapBlock*>::iterator j = blocks.begin();
- j != blocks.end(); ++j)
- {
- MapBlock *block = *j;
-
+ for (MapBlock *block : blocks) {
block_count_all++;
- if(block->getModified() >= (u32)save_level)
- {
+ if(block->getModified() >= (u32)save_level) {
// Lazy beginSave()
- if(!save_started){
+ if(!save_started) {
beginSave();
save_started = true;
}
- modprofiler.add(block->getModifiedReason(), 1);
+ modprofiler.add(block->getModifiedReasonString(), 1);
saveBlock(block);
block_count++;
-
- /*infostream<<"ServerMap: Written block ("
- <<block->getPos().X<<","
- <<block->getPos().Y<<","
- <<block->getPos().Z<<")"
- <<std::endl;*/
}
}
}
+
if(save_started)
endSave();
/*
Only print if something happened or saved whole map
*/
- if(save_level == MOD_STATE_CLEAN || sector_meta_count != 0
- || block_count != 0)
- {
+ if(save_level == MOD_STATE_CLEAN
+ || block_count != 0) {
infostream<<"ServerMap: Written: "
- <<sector_meta_count<<" sector metadata files, "
<<block_count<<" block files"
<<", "<<block_count_all<<" blocks in memory."
<<std::endl;
}
}
-void ServerMap::listAllLoadableBlocks(std::list<v3s16> &dst)
+void ServerMap::listAllLoadableBlocks(std::vector<v3s16> &dst)
{
- if(loadFromFolders()){
- errorstream<<"Map::listAllLoadableBlocks(): Result will be missing "
- <<"all blocks that are stored in flat files"<<std::endl;
- }
dbase->listAllLoadableBlocks(dst);
+ if (dbase_ro)
+ dbase_ro->listAllLoadableBlocks(dst);
}
-void ServerMap::listAllLoadedBlocks(std::list<v3s16> &dst)
+void ServerMap::listAllLoadedBlocks(std::vector<v3s16> &dst)
{
- for(std::map<v2s16, MapSector*>::iterator si = m_sectors.begin();
- si != m_sectors.end(); ++si)
- {
- MapSector *sector = si->second;
+ for (auto §or_it : m_sectors) {
+ MapSector *sector = sector_it.second;
- std::list<MapBlock*> blocks;
+ MapBlockVect blocks;
sector->getBlocks(blocks);
- for(std::list<MapBlock*>::iterator i = blocks.begin();
- i != blocks.end(); ++i)
- {
- MapBlock *block = (*i);
+ for (MapBlock *block : blocks) {
v3s16 p = block->getPos();
dst.push_back(p);
}
}
}
-void ServerMap::saveMapMeta()
-{
- DSTACK(__FUNCTION_NAME);
-
- /*infostream<<"ServerMap::saveMapMeta(): "
- <<"seed="<<m_seed
- <<std::endl;*/
-
- createDirs(m_savedir);
-
- std::string fullpath = m_savedir + DIR_DELIM + "map_meta.txt";
- std::ostringstream ss(std::ios_base::binary);
-
- Settings params;
-
- m_emerge->saveParamsToSettings(¶ms);
- params.writeLines(ss);
-
- ss<<"[end_of_params]\n";
-
- if(!fs::safeWriteToFile(fullpath, ss.str()))
- {
- infostream<<"ERROR: ServerMap::saveMapMeta(): "
- <<"could not write "<<fullpath<<std::endl;
- throw FileNotGoodException("Cannot save chunk metadata");
- }
-
- m_map_metadata_changed = false;
-}
-
-void ServerMap::loadMapMeta()
-{
- DSTACK(__FUNCTION_NAME);
-
- std::string fullpath = m_savedir + DIR_DELIM "map_meta.txt";
- std::ifstream is(fullpath.c_str(), std::ios_base::binary);
- if (!is.good()) {
- errorstream << "ServerMap::loadMapMeta(): "
- << "could not open" << fullpath << std::endl;
- throw FileNotGoodException("Cannot open map metadata");
- }
-
- Settings params;
-
- if (!params.parseConfigLines(is, "[end_of_params]")) {
- throw SerializationError("ServerMap::loadMapMeta(): "
- "[end_of_params] not found!");
- }
-
- m_emerge->loadParamsFromSettings(¶ms);
-
- verbosestream << "ServerMap::loadMapMeta(): seed="
- << m_emerge->params.seed << std::endl;
-}
-
-void ServerMap::saveSectorMeta(ServerMapSector *sector)
-{
- DSTACK(__FUNCTION_NAME);
- // Format used for writing
- u8 version = SER_FMT_VER_HIGHEST_WRITE;
- // Get destination
- v2s16 pos = sector->getPos();
- std::string dir = getSectorDir(pos);
- createDirs(dir);
-
- std::string fullpath = dir + DIR_DELIM + "meta";
- std::ostringstream ss(std::ios_base::binary);
-
- sector->serialize(ss, version);
-
- if(!fs::safeWriteToFile(fullpath, ss.str()))
- throw FileNotGoodException("Cannot write sector metafile");
-
- sector->differs_from_disk = false;
-}
-
-MapSector* ServerMap::loadSectorMeta(std::string sectordir, bool save_after_load)
-{
- DSTACK(__FUNCTION_NAME);
- // Get destination
- v2s16 p2d = getSectorPos(sectordir);
-
- ServerMapSector *sector = NULL;
-
- std::string fullpath = sectordir + DIR_DELIM + "meta";
- std::ifstream is(fullpath.c_str(), std::ios_base::binary);
- if(is.good() == false)
- {
- // If the directory exists anyway, it probably is in some old
- // format. Just go ahead and create the sector.
- if(fs::PathExists(sectordir))
- {
- /*infostream<<"ServerMap::loadSectorMeta(): Sector metafile "
- <<fullpath<<" doesn't exist but directory does."
- <<" Continuing with a sector with no metadata."
- <<std::endl;*/
- sector = new ServerMapSector(this, p2d, m_gamedef);
- m_sectors[p2d] = sector;
- }
- else
- {
- throw FileNotGoodException("Cannot open sector metafile");
- }
- }
- else
- {
- sector = ServerMapSector::deSerialize
- (is, this, p2d, m_sectors, m_gamedef);
- if(save_after_load)
- saveSectorMeta(sector);
- }
-
- sector->differs_from_disk = false;
-
- return sector;
-}
-
-bool ServerMap::loadSectorMeta(v2s16 p2d)
-{
- DSTACK(__FUNCTION_NAME);
-
- MapSector *sector = NULL;
-
- // The directory layout we're going to load from.
- // 1 - original sectors/xxxxzzzz/
- // 2 - new sectors2/xxx/zzz/
- // If we load from anything but the latest structure, we will
- // immediately save to the new one, and remove the old.
- int loadlayout = 1;
- std::string sectordir1 = getSectorDir(p2d, 1);
- std::string sectordir;
- if(fs::PathExists(sectordir1))
- {
- sectordir = sectordir1;
- }
- else
- {
- loadlayout = 2;
- sectordir = getSectorDir(p2d, 2);
- }
-
- try{
- sector = loadSectorMeta(sectordir, loadlayout != 2);
- }
- catch(InvalidFilenameException &e)
- {
- return false;
- }
- catch(FileNotGoodException &e)
- {
- return false;
- }
- catch(std::exception &e)
- {
- return false;
- }
-
- return true;
-}
-
-#if 0
-bool ServerMap::loadSectorFull(v2s16 p2d)
+MapDatabase *ServerMap::createDatabase(
+ const std::string &name,
+ const std::string &savedir,
+ Settings &conf)
{
- DSTACK(__FUNCTION_NAME);
-
- MapSector *sector = NULL;
-
- // The directory layout we're going to load from.
- // 1 - original sectors/xxxxzzzz/
- // 2 - new sectors2/xxx/zzz/
- // If we load from anything but the latest structure, we will
- // immediately save to the new one, and remove the old.
- int loadlayout = 1;
- std::string sectordir1 = getSectorDir(p2d, 1);
- std::string sectordir;
- if(fs::PathExists(sectordir1))
- {
- sectordir = sectordir1;
- }
- else
- {
- loadlayout = 2;
- sectordir = getSectorDir(p2d, 2);
- }
-
- try{
- sector = loadSectorMeta(sectordir, loadlayout != 2);
- }
- catch(InvalidFilenameException &e)
- {
- return false;
- }
- catch(FileNotGoodException &e)
- {
- return false;
- }
- catch(std::exception &e)
- {
- return false;
+ if (name == "sqlite3")
+ return new MapDatabaseSQLite3(savedir);
+ if (name == "dummy")
+ return new Database_Dummy();
+ #if USE_LEVELDB
+ if (name == "leveldb")
+ return new Database_LevelDB(savedir);
+ #endif
+ #if USE_REDIS
+ if (name == "redis")
+ return new Database_Redis(conf);
+ #endif
+ #if USE_POSTGRESQL
+ if (name == "postgresql") {
+ std::string connect_string;
+ conf.getNoEx("pgsql_connection", connect_string);
+ return new MapDatabasePostgreSQL(connect_string);
}
+ #endif
- /*
- Load blocks
- */
- std::vector<fs::DirListNode> list2 = fs::GetDirListing
- (sectordir);
- std::vector<fs::DirListNode>::iterator i2;
- for(i2=list2.begin(); i2!=list2.end(); i2++)
- {
- // We want files
- if(i2->dir)
- continue;
- try{
- loadBlock(sectordir, i2->name, sector, loadlayout != 2);
- }
- catch(InvalidFilenameException &e)
- {
- // This catches unknown crap in directory
- }
- }
-
- if(loadlayout != 2)
- {
- infostream<<"Sector converted to new layout - deleting "<<
- sectordir1<<std::endl;
- fs::RecursiveDelete(sectordir1);
- }
-
- return true;
+ throw BaseException(std::string("Database backend ") + name + " not supported.");
}
-#endif
void ServerMap::beginSave()
{
return saveBlock(block, dbase);
}
-bool ServerMap::saveBlock(MapBlock *block, Database *db)
+bool ServerMap::saveBlock(MapBlock *block, MapDatabase *db)
{
v3s16 p3d = block->getPos();
// Dummy blocks are not written
if (block->isDummy()) {
- errorstream << "WARNING: saveBlock: Not writing dummy block "
+ warningstream << "saveBlock: Not writing dummy block "
<< PP(p3d) << std::endl;
return true;
}
o.write((char*) &version, 1);
block->serialize(o, version, true);
- std::string data = o.str();
- bool ret = db->saveBlock(p3d, data);
- if(ret) {
+ bool ret = db->saveBlock(p3d, o.str());
+ if (ret) {
// We just wrote it to the disk so clear modified flag
block->resetModified();
}
return ret;
}
-void ServerMap::loadBlock(std::string sectordir, std::string blockfile,
- MapSector *sector, bool save_after_load)
-{
- DSTACK(__FUNCTION_NAME);
-
- std::string fullpath = sectordir+DIR_DELIM+blockfile;
- try {
-
- std::ifstream is(fullpath.c_str(), std::ios_base::binary);
- if(is.good() == false)
- throw FileNotGoodException("Cannot open block file");
-
- v3s16 p3d = getBlockPos(sectordir, blockfile);
- v2s16 p2d(p3d.X, p3d.Z);
-
- assert(sector->getPos() == p2d);
-
- u8 version = SER_FMT_VER_INVALID;
- is.read((char*)&version, 1);
-
- if(is.fail())
- throw SerializationError("ServerMap::loadBlock(): Failed"
- " to read MapBlock version");
-
- /*u32 block_size = MapBlock::serializedLength(version);
- SharedBuffer<u8> data(block_size);
- is.read((char*)*data, block_size);*/
-
- // This will always return a sector because we're the server
- //MapSector *sector = emergeSector(p2d);
-
- MapBlock *block = NULL;
- bool created_new = false;
- block = sector->getBlockNoCreateNoEx(p3d.Y);
- if(block == NULL)
- {
- block = sector->createBlankBlockNoInsert(p3d.Y);
- created_new = true;
- }
-
- // Read basic data
- block->deSerialize(is, version, true);
-
- // If it's a new block, insert it to the map
- if(created_new)
- sector->insertBlock(block);
-
- /*
- Save blocks loaded in old format in new format
- */
-
- if(version < SER_FMT_VER_HIGHEST_WRITE || save_after_load)
- {
- saveBlock(block);
-
- // Should be in database now, so delete the old file
- fs::RecursiveDelete(fullpath);
- }
-
- // We just loaded it from the disk, so it's up-to-date.
- block->resetModified();
-
- }
- catch(SerializationError &e)
- {
- infostream<<"WARNING: Invalid block data on disk "
- <<"fullpath="<<fullpath
- <<" (SerializationError). "
- <<"what()="<<e.what()
- <<std::endl;
- // Ignoring. A new one will be generated.
- assert(0);
-
- // TODO: Backup file; name is in fullpath.
- }
-}
-
void ServerMap::loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool save_after_load)
{
- DSTACK(__FUNCTION_NAME);
-
try {
std::istringstream is(*blob, std::ios_base::binary);
throw SerializationError("ServerMap::loadBlock(): Failed"
" to read MapBlock version");
- /*u32 block_size = MapBlock::serializedLength(version);
- SharedBuffer<u8> data(block_size);
- is.read((char*)*data, block_size);*/
-
- // This will always return a sector because we're the server
- //MapSector *sector = emergeSector(p2d);
-
MapBlock *block = NULL;
bool created_new = false;
block = sector->getBlockNoCreateNoEx(p3d.Y);
block->deSerialize(is, version, true);
// If it's a new block, insert it to the map
- if(created_new)
+ if (created_new) {
sector->insertBlock(block);
+ ReflowScan scanner(this, m_emerge->ndef);
+ scanner.scan(block, &m_transforming_liquid);
+ }
/*
Save blocks loaded in old format in new format
// We just loaded it from, so it's up-to-date.
block->resetModified();
-
}
catch(SerializationError &e)
{
<<"(ignore_world_load_errors)"<<std::endl;
} else {
throw SerializationError("Invalid block data in database");
- //assert(0);
}
}
}
MapBlock* ServerMap::loadBlock(v3s16 blockpos)
{
- DSTACK(__FUNCTION_NAME);
+ bool created_new = (getBlockNoCreateNoEx(blockpos) == NULL);
v2s16 p2d(blockpos.X, blockpos.Z);
std::string ret;
-
- ret = dbase->loadBlock(blockpos);
- if (ret != "") {
+ dbase->loadBlock(blockpos, &ret);
+ if (!ret.empty()) {
loadBlock(&ret, blockpos, createSector(p2d), false);
- return getBlockNoCreateNoEx(blockpos);
- }
- // Not found in database, try the files
-
- // The directory layout we're going to load from.
- // 1 - original sectors/xxxxzzzz/
- // 2 - new sectors2/xxx/zzz/
- // If we load from anything but the latest structure, we will
- // immediately save to the new one, and remove the old.
- int loadlayout = 1;
- std::string sectordir1 = getSectorDir(p2d, 1);
- std::string sectordir;
- if(fs::PathExists(sectordir1))
- {
- sectordir = sectordir1;
- }
- else
- {
- loadlayout = 2;
- sectordir = getSectorDir(p2d, 2);
+ } else if (dbase_ro) {
+ dbase_ro->loadBlock(blockpos, &ret);
+ if (!ret.empty()) {
+ loadBlock(&ret, blockpos, createSector(p2d), false);
+ }
+ } else {
+ return NULL;
}
- /*
- Make sure sector is loaded
- */
- MapSector *sector = getSectorNoGenerateNoEx(p2d);
- if(sector == NULL)
- {
- try{
- sector = loadSectorMeta(sectordir, loadlayout != 2);
- }
- catch(InvalidFilenameException &e)
- {
- return NULL;
- }
- catch(FileNotGoodException &e)
- {
- return NULL;
- }
- catch(std::exception &e)
- {
- return NULL;
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
+ if (created_new && (block != NULL)) {
+ std::map<v3s16, MapBlock*> modified_blocks;
+ // Fix lighting if necessary
+ voxalgo::update_block_border_lighting(this, block, modified_blocks);
+ if (!modified_blocks.empty()) {
+ //Modified lighting, send event
+ MapEditEvent event;
+ event.type = MEET_OTHER;
+ std::map<v3s16, MapBlock *>::iterator it;
+ for (it = modified_blocks.begin();
+ it != modified_blocks.end(); ++it)
+ event.modified_blocks.insert(it->first);
+ dispatchEvent(event);
}
}
+ return block;
+}
- /*
- Make sure file exists
- */
+bool ServerMap::deleteBlock(v3s16 blockpos)
+{
+ if (!dbase->deleteBlock(blockpos))
+ return false;
- std::string blockfilename = getBlockFilename(blockpos);
- if(fs::PathExists(sectordir+DIR_DELIM+blockfilename) == false)
- return NULL;
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
+ if (block) {
+ v2s16 p2d(blockpos.X, blockpos.Z);
+ MapSector *sector = getSectorNoGenerate(p2d);
+ if (!sector)
+ return false;
+ sector->deleteBlock(block);
+ }
- /*
- Load block and save it to the database
- */
- loadBlock(sectordir, blockfilename, sector, true);
- return getBlockNoCreateNoEx(blockpos);
+ return true;
}
void ServerMap::PrintInfo(std::ostream &out)
out<<"ServerMap: ";
}
-ManualMapVoxelManipulator::ManualMapVoxelManipulator(Map *map):
- VoxelManipulator(),
- m_is_dirty(false),
- m_create_area(false),
- m_map(map)
+bool ServerMap::repairBlockLight(v3s16 blockpos,
+ std::map<v3s16, MapBlock *> *modified_blocks)
{
+ MapBlock *block = emergeBlock(blockpos, false);
+ if (!block || !block->isGenerated())
+ return false;
+ voxalgo::repair_block_light(this, block, modified_blocks);
+ return true;
}
-ManualMapVoxelManipulator::~ManualMapVoxelManipulator()
+MMVManip::MMVManip(Map *map):
+ VoxelManipulator(),
+ m_map(map)
{
}
-void ManualMapVoxelManipulator::initialEmerge(v3s16 blockpos_min,
- v3s16 blockpos_max, bool load_if_inexistent)
+void MMVManip::initialEmerge(v3s16 blockpos_min, v3s16 blockpos_max,
+ bool load_if_inexistent)
{
TimeTaker timer1("initialEmerge", &emerge_time);
continue;
bool block_data_inexistent = false;
- try
{
- TimeTaker timer1("emerge load", &emerge_load_time);
+ TimeTaker timer2("emerge load", &emerge_load_time);
- block = m_map->getBlockNoCreate(p);
- if(block->isDummy())
+ block = m_map->getBlockNoCreateNoEx(p);
+ if (!block || block->isDummy())
block_data_inexistent = true;
else
block->copyTo(*this);
}
- catch(InvalidPositionException &e)
- {
- block_data_inexistent = true;
- }
if(block_data_inexistent)
{
- if (load_if_inexistent) {
+ if (load_if_inexistent && !blockpos_over_max_limit(p)) {
ServerMap *svrmap = (ServerMap *)m_map;
block = svrmap->emergeBlock(p, false);
if (block == NULL)
block = svrmap->createBlock(p);
- else
- block->copyTo(*this);
+ block->copyTo(*this);
} else {
flags |= VMANIP_BLOCK_DATA_INEXIST;
m_is_dirty = false;
}
-void ManualMapVoxelManipulator::blitBackAll(
- std::map<v3s16, MapBlock*> *modified_blocks,
- bool overwrite_generated)
+void MMVManip::blitBackAll(std::map<v3s16, MapBlock*> *modified_blocks,
+ bool overwrite_generated)
{
if(m_area.getExtent() == v3s16(0,0,0))
return;
/*
Copy data of all blocks
*/
- for(std::map<v3s16, u8>::iterator
- i = m_loaded_blocks.begin();
- i != m_loaded_blocks.end(); ++i)
- {
- v3s16 p = i->first;
+ for (auto &loaded_block : m_loaded_blocks) {
+ v3s16 p = loaded_block.first;
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
- bool existed = !(i->second & VMANIP_BLOCK_DATA_INEXIST);
- if ((existed == false) || (block == NULL) ||
- (overwrite_generated == false && block->isGenerated() == true))
+ bool existed = !(loaded_block.second & VMANIP_BLOCK_DATA_INEXIST);
+ if (!existed || (block == NULL) ||
+ (!overwrite_generated && block->isGenerated()))
continue;
block->copyFrom(*this);
+ block->raiseModified(MOD_STATE_WRITE_NEEDED, MOD_REASON_VMANIP);
if(modified_blocks)
(*modified_blocks)[p] = block;