#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-postgresql.h"
+#include "database/database-postgresql.h"
#endif
Map::Map(std::ostream &dout, IGameDef *gamedef):
m_dout(dout),
m_gamedef(gamedef),
- m_sector_cache(NULL),
- m_nodedef(gamedef->ndef()),
- m_transforming_liquid_loop_count_multiplier(1.0f),
- m_unprocessed_count(0),
- m_inc_trending_up_start_time(0),
- m_queue_size_timer_started(false)
+ 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)
}
// 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_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);
}
-/*
- 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)
-{
- 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
- };
-
- if(from_nodes.empty())
- return;
-
- u32 blockchangecount = 0;
-
- std::map<v3s16, u8> unlighted_nodes;
-
- /*
- Initialize block cache
- */
- v3s16 blockpos_last;
- MapBlock *block = NULL;
- // Cache this a bit, too
- bool block_checked_in_modified = false;
-
- for(std::map<v3s16, u8>::iterator j = from_nodes.begin();
- j != from_nodes.end(); ++j)
- {
- 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, relpos;
- getNodeBlockPosWithOffset(n2pos, blockpos, relpos);
-
- // 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;
- }
-
- // Get node straight from the block
- bool is_valid_position;
- MapNode n2 = block->getNode(relpos, &is_valid_position);
- if (!is_valid_position)
- continue;
-
- bool changed = false;
-
- //TODO: Optimize output by optimizing light_sources?
-
- /*
- If the neighbor is dimmer than what was specified
- as oldlight (the light of the previous node)
- */
- if(n2.getLight(bank, m_nodedef) < oldlight)
- {
- /*
- And the neighbor is transparent and it has some light
- */
- if(m_nodedef->get(n2).light_propagates
- && n2.getLight(bank, m_nodedef) != 0)
- {
- /*
- Set light to 0 and add to queue
- */
-
- u8 current_light = n2.getLight(bank, m_nodedef);
- n2.setLight(bank, 0, m_nodedef);
- 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);
- }*/
- }
-
- /*// DEBUG
- if(light_sources.find(n2pos) != NULL)
- light_sources.remove(n2pos);*/
- }
- else{
- light_sources.insert(n2pos);
- }
-
- // 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;
- }
- }
- }
-
- /*infostream<<"unspreadLight(): Changed block "
- <<blockchangecount<<" times"
- <<" for "<<from_nodes.size()<<" nodes"
- <<std::endl;*/
-
- if(!unlighted_nodes.empty())
- unspreadLight(bank, unlighted_nodes, light_sources, 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)
-{
- 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
- };
-
- if(from_nodes.empty())
- return;
-
- u32 blockchangecount = 0;
-
- std::set<v3s16> lighted_nodes;
-
- /*
- Initialize block cache
- */
- v3s16 blockpos_last;
- MapBlock *block = NULL;
- // Cache this a bit, too
- bool block_checked_in_modified = false;
-
- for(std::set<v3s16>::iterator j = from_nodes.begin();
- j != from_nodes.end(); ++j)
- {
- v3s16 pos = *j;
- v3s16 blockpos, relpos;
-
- getNodeBlockPosWithOffset(pos, blockpos, relpos);
-
- // 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;
-
- // Get node straight from the block
- bool is_valid_position;
- MapNode n = block->getNode(relpos, &is_valid_position);
-
- u8 oldlight = is_valid_position ? n.getLight(bank, m_nodedef) : 0;
- u8 newlight = diminish_light(oldlight);
-
- // 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, relpos;
- getNodeBlockPosWithOffset(n2pos, blockpos, relpos);
-
- // 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;
- }
-
- // Get node straight from the block
- MapNode n2 = block->getNode(relpos, &is_valid_position);
- if (!is_valid_position)
- continue;
-
- 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, m_nodedef) > 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, m_nodedef) < newlight)
- {
- if(m_nodedef->get(n2).light_propagates)
- {
- n2.setLight(bank, newlight, m_nodedef);
- block->setNode(relpos, n2);
- lighted_nodes.insert(n2pos);
- changed = true;
- }
- }
-
- // 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;
- }
- }
- }
-
- /*infostream<<"spreadLight(): Changed block "
- <<blockchangecount<<" times"
- <<" for "<<from_nodes.size()<<" nodes"
- <<std::endl;*/
-
- if(!lighted_nodes.empty())
- spreadLight(bank, lighted_nodes, modified_blocks);
-}
-
-void Map::updateLighting(enum LightBank bank,
- std::map<v3s16, MapBlock*> & a_blocks,
- std::map<v3s16, MapBlock*> & modified_blocks)
-{
- /*m_dout<<"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, m_nodedef);
- n.setLight(bank, 0, m_nodedef);
- block->setNode(p, n);
-
- // If node sources light, add to list
- u8 source = m_nodedef->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
- {
- assert("Invalid lighting bank" == NULL);
- }
-
- /*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)
- {
- FATAL_ERROR("Invalid position");
- }
-
- }
- }
-
- }
-
- /*
- 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)
RollbackNode rollback_oldnode(this, p, m_gamedef);
// This is needed for updating the lighting
- MapNode oldnode = getNodeNoEx(p);
+ MapNode oldnode = getNode(p);
// Remove node metadata
if (remove_metadata) {
// Update lighting
std::vector<std::pair<v3s16, MapNode> > oldnodes;
- oldnodes.push_back(std::pair<v3s16, MapNode>(p, oldnode));
+ oldnodes.emplace_back(p, oldnode);
voxalgo::update_lighting_nodes(this, oldnodes, modified_blocks);
- for(std::map<v3s16, MapBlock*>::iterator
- i = modified_blocks.begin();
- i != modified_blocks.end(); ++i)
- {
- i->second->expireDayNightDiff();
+ for (auto &modified_block : modified_blocks) {
+ modified_block.second->expireDayNightDiff();
}
// Report for rollback
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.)
*/
- 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];
+
+ for (const v3s16 &dir : g_7dirs) {
+ v3s16 p2 = p + dir;
bool is_valid_position;
- MapNode n2 = getNodeNoEx(p2, &is_valid_position);
+ MapNode n2 = getNode(p2, &is_valid_position);
if(is_valid_position &&
(m_nodedef->get(n2).isLiquid() ||
n2.getContent() == CONTENT_AIR))
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);
+ for (auto &modified_block : modified_blocks) {
+ event.modified_blocks.insert(modified_block.first);
}
}
catch(InvalidPositionException &e){
succeeded = false;
}
- dispatchEvent(&event);
+ dispatchEvent(event);
return succeeded;
}
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);
+ for (auto &modified_block : modified_blocks) {
+ event.modified_blocks.insert(modified_block.first);
}
}
catch(InvalidPositionException &e){
succeeded = false;
}
- dispatchEvent(&event);
+ 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;
-}
-
struct TimeOrderedMapBlock {
MapSector *sect;
MapBlock *block;
// If there is no practical limit, we spare creation of mapblock_queue
if (max_loaded_blocks == U32_MAX) {
- 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;
bool all_blocks_deleted = true;
MapBlockVect blocks;
sector->getBlocks(blocks);
- for (MapBlockVect::iterator i = blocks.begin();
- i != blocks.end(); ++i) {
- MapBlock *block = (*i);
-
+ for (MapBlock *block : blocks) {
block->incrementUsageTimer(dtime);
if (block->refGet() == 0
}
if (all_blocks_deleted) {
- sector_deletion_queue.push_back(si->first);
+ sector_deletion_queue.push_back(sector_it.first);
}
}
} else {
std::priority_queue<TimeOrderedMapBlock> mapblock_queue;
- 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;
MapBlockVect blocks;
sector->getBlocks(blocks);
- for(MapBlockVect::iterator i = blocks.begin();
- i != blocks.end(); ++i) {
- MapBlock *block = (*i);
-
+ for (MapBlock *block : blocks) {
block->incrementUsageTimer(dtime);
mapblock_queue.push(TimeOrderedMapBlock(sector, block));
}
block_count_all--;
}
// Delete empty sectors
- for (std::map<v2s16, MapSector*>::iterator si = m_sectors.begin();
- si != m_sectors.end(); ++si) {
- if (si->second->empty()) {
- sector_deletion_queue.push_back(si->first);
+ for (auto §or_it : m_sectors) {
+ if (sector_it.second->empty()) {
+ sector_deletion_queue.push_back(sector_it.first);
}
}
}
void Map::deleteSectors(std::vector<v2s16> §orList)
{
- for(std::vector<v2s16>::iterator j = sectorList.begin();
- j != sectorList.end(); ++j) {
- MapSector *sector = m_sectors[*j];
+ 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);
+ m_sectors.erase(j);
delete sector;
}
}
#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)
+ : n(CONTENT_AIR), t(NEIGHBOR_SAME_LEVEL)
{ }
- NodeNeighbor(const MapNode &node, NeighborType n_type, v3s16 pos)
+ NodeNeighbor(const MapNode &node, NeighborType n_type, const v3s16 &pos)
: n(node),
t(n_type),
p(pos)
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)
{
- DSTACK(FUNCTION_NAME);
- //TimeTaker timer("transformLiquids()");
-
u32 loopcount = 0;
u32 initial_size = m_transforming_liquid.size();
v3s16 p0 = m_transforming_liquid.front();
m_transforming_liquid.pop_front();
- MapNode n0 = getNodeNoEx(p0);
+ MapNode n0 = getNode(p0);
/*
Collect information about current node
case 4:
nt = NEIGHBOR_LOWER;
break;
+ default:
+ break;
}
v3s16 npos = p0 + dirs[i];
- NodeNeighbor nb(getNodeNoEx(npos), nt, npos);
+ 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:
// 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);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (block != NULL) {
modified_blocks[blockpos] = block;
- changed_nodes.push_back(std::pair<v3s16, MapNode>(p0, n00));
+ changed_nodes.emplace_back(p0, n00);
}
/*
}
//infostream<<"Map::transformLiquids(): loopcount="<<loopcount<<std::endl;
- for (std::deque<v3s16>::iterator iter = must_reflow.begin(); iter != must_reflow.end(); ++iter)
- m_transforming_liquid.push_back(*iter);
+ for (auto &iter : must_reflow)
+ m_transforming_liquid.push_back(iter);
voxalgo::update_lighting_nodes(this, changed_nodes, modified_blocks);
time_until_purge *= 1000; // seconds -> milliseconds
- u32 curr_time = getTime(PRECISION_MILLI);
+ u64 curr_time = porting::getTimeMs();
u32 prev_unprocessed = m_unprocessed_count;
m_unprocessed_count = m_transforming_liquid.size();
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),
settings_mgr(g_settings, savedir + DIR_DELIM + "map_meta.txt"),
- m_emerge(emerge),
- m_map_metadata_changed(true)
+ m_emerge(emerge)
{
verbosestream<<FUNCTION_NAME<<std::endl;
}
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;
infostream<<"Please remove the map or fix it."<<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()
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
/*
return getMapgenParams()->water_level;
}
+bool ServerMap::blockpos_over_mapgen_limit(v3s16 p)
+{
+ 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 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(full_bpmin) ||
- blockpos_over_limit(full_bpmax))
+ // 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 = getSeed();
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.
- ServerMapSector *sector = createSector(sectorpos);
+ MapSector *sector = createSector(sectorpos);
FATAL_ERROR_IF(sector == NULL, "createSector() failed");
for (s16 y = full_bpmin.Y; y <= full_bpmax.Y; y++) {
data->transforming_liquid.pop_front();
}
- for (std::map<v3s16, MapBlock *>::iterator
- it = changed_blocks->begin();
- it != changed_blocks->end(); ++it) {
- MapBlock *block = it->second;
+ for (auto &changed_block : *changed_blocks) {
+ MapBlock *block = changed_block.second;
if (!block)
continue;
/*
NOTE: Will be saved later.
*/
//save(MOD_STATE_WRITE_AT_UNLOAD);
-}
-
-ServerMapSector *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)
- return sector;
-
- /*
- Try to load it from disk (with blocks)
- */
- //if(loadSectorFull(p2d) == true)
+}
+MapSector *ServerMap::createSector(v2s16 p2d)
+{
/*
- Try to load metadata from disk
+ Check if it exists already in memory
*/
-#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("");
- }
+ MapSector *sector = getSectorNoGenerate(p2d);
+ if (sector)
return sector;
- }
-#endif
/*
- Do not create over-limit.
- We are checking for any nodes of the mapblocks of the sector being beyond the limit.
- A sector is a vertical column of mapblocks, so sectorpos is like a 2D blockpos.
-
- At the negative limit we are checking for
- block minimum nodepos < -mapgenlimit.
- At the positive limit we are checking for
- block maximum nodepos > mapgenlimit.
-
- Block minimum nodepos = blockpos * mapblocksize.
- Block maximum nodepos = (blockpos + 1) * mapblocksize - 1.
+ Do not create over max mapgen limit
*/
- const u16 map_gen_limit = MYMIN(MAX_MAP_GENERATION_LIMIT,
- g_settings->getU16("map_generation_limit"));
- if (p2d.X * MAP_BLOCKSIZE < -map_gen_limit
- || (p2d.X + 1) * MAP_BLOCKSIZE - 1 > map_gen_limit
- || p2d.Y * MAP_BLOCKSIZE < -map_gen_limit
- || (p2d.Y + 1) * MAP_BLOCKSIZE - 1 > map_gen_limit)
- 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");
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 (blockpos_over_limit(p))
- 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;
+ MapSector *sector;
try {
- sector = (ServerMapSector*)createSector(p2d);
- assert(sector->getId() == MAPSECTOR_SERVER);
- }
- catch(InvalidPositionException &e)
- {
+ 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;
}
}
if (create_blank) {
- ServerMapSector *sector = createSector(v2s16(p.X, p.Z));
+ MapSector *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);
- }
-
- // Queue event
- dispatchEvent(&event);
-
- 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)
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)
- {
+ 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, (std::string("%.3x") + DIR_DELIM + "%.3x").c_str(),
- (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(), (std::string("%3x") + DIR_DELIM + "%3x").c_str(), &x, &y);
- // Sign-extend the 12 bit values up to 16 bits...
- if(x & 0x800) x |= 0xF000;
- if(y & 0x800) y |= 0xF000;
- }
- else
- {
- r = -1;
- }
-
- FATAL_ERROR_IF(r != 2, "getSectorPos()");
- 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) {
+ if (!m_map_saving_enabled) {
warningstream<<"Not saving map, saving disabled."<<std::endl;
return;
}
// 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);
-
- if(sector->differs_from_disk || save_level == MOD_STATE_CLEAN) {
- saveSectorMeta(sector);
- sector_meta_count++;
- }
+ for (auto §or_it : m_sectors) {
+ MapSector *sector = sector_it.second;
MapBlockVect blocks;
sector->getBlocks(blocks);
- for(MapBlockVect::iterator j = blocks.begin();
- j != blocks.end(); ++j) {
- MapBlock *block = *j;
-
+ for (MapBlock *block : blocks) {
block_count_all++;
if(block->getModified() >= (u32)save_level) {
saveBlock(block);
block_count++;
-
- /*infostream<<"ServerMap: Written block ("
- <<block->getPos().X<<","
- <<block->getPos().Y<<","
- <<block->getPos().Z<<")"
- <<std::endl;*/
}
}
}
/*
Only print if something happened or saved whole map
*/
- if(save_level == MOD_STATE_CLEAN || sector_meta_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::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::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;
MapBlockVect blocks;
sector->getBlocks(blocks);
- for(MapBlockVect::iterator i = blocks.begin();
- i != blocks.end(); ++i) {
- v3s16 p = (*i)->getPos();
+ for (MapBlock *block : blocks) {
+ v3s16 p = block->getPos();
dst.push_back(p);
}
}
}
-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);
-
- // 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{
- 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)
-{
- 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;
- }
-
- /*
- 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;
-}
-#endif
-
-Database *ServerMap::createDatabase(
+MapDatabase *ServerMap::createDatabase(
const std::string &name,
const std::string &savedir,
Settings &conf)
{
if (name == "sqlite3")
- return new Database_SQLite3(savedir);
+ return new MapDatabaseSQLite3(savedir);
if (name == "dummy")
return new Database_Dummy();
#if USE_LEVELDB
- else if (name == "leveldb")
+ if (name == "leveldb")
return new Database_LevelDB(savedir);
#endif
#if USE_REDIS
- else if (name == "redis")
+ if (name == "redis")
return new Database_Redis(conf);
#endif
#if USE_POSTGRESQL
- else if (name == "postgresql")
- return new Database_PostgreSQL(conf);
+ if (name == "postgresql") {
+ std::string connect_string;
+ conf.getNoEx("pgsql_connection", connect_string);
+ return new MapDatabasePostgreSQL(connect_string);
+ }
#endif
- else
- throw BaseException(std::string("Database backend ") + name + " not supported.");
+
+ throw BaseException(std::string("Database backend ") + name + " not supported.");
}
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();
o.write((char*) &version, 1);
block->serialize(o, version, true);
- std::string data = o.str();
- bool ret = db->saveBlock(p3d, data);
+ 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);
- ReflowScan scanner(this, m_emerge->ndef);
- scanner.scan(block, &m_transforming_liquid);
- }
-
- /*
- 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)
- {
- warningstream<<"Invalid block data on disk "
- <<"fullpath="<<fullpath
- <<" (SerializationError). "
- <<"what()="<<e.what()
- <<std::endl;
- // Ignoring. A new one will be generated.
- abort();
-
- // 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);
MapBlock* ServerMap::loadBlock(v3s16 blockpos)
{
- DSTACK(FUNCTION_NAME);
-
bool created_new = (getBlockNoCreateNoEx(blockpos) == NULL);
v2s16 p2d(blockpos.X, blockpos.Z);
std::string ret;
dbase->loadBlock(blockpos, &ret);
- if (ret != "") {
+ if (!ret.empty()) {
loadBlock(&ret, blockpos, createSector(p2d), false);
- } else {
- // 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);
- }
-
- /*
- 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;
- }
+ } else if (dbase_ro) {
+ dbase_ro->loadBlock(blockpos, &ret);
+ if (!ret.empty()) {
+ loadBlock(&ret, blockpos, createSector(p2d), false);
}
-
-
- /*
- Make sure file exists
- */
-
- std::string blockfilename = getBlockFilename(blockpos);
- if (fs::PathExists(sectordir + DIR_DELIM + blockfilename) == false)
- return NULL;
-
- /*
- Load block and save it to the database
- */
- loadBlock(sectordir, blockfilename, sector, true);
+ } else {
+ return NULL;
}
+
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (created_new && (block != NULL)) {
std::map<v3s16, MapBlock*> modified_blocks;
for (it = modified_blocks.begin();
it != modified_blocks.end(); ++it)
event.modified_blocks.insert(it->first);
- dispatchEvent(&event);
+ dispatchEvent(event);
}
}
return block;
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (block) {
v2s16 p2d(blockpos.X, blockpos.Z);
- MapSector *sector = getSectorNoGenerateNoEx(p2d);
+ MapSector *sector = getSectorNoGenerate(p2d);
if (!sector)
return false;
sector->deleteBlock(block);
out<<"ServerMap: ";
}
-MMVManip::MMVManip(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;
}
-MMVManip::~MMVManip()
+MMVManip::MMVManip(Map *map):
+ VoxelManipulator(),
+ m_map(map)
{
}
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)
/*
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;