X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fmap.cpp;h=7bc1334b0fbf9aa2238e7abfe29e2006e5c74628;hb=21df26984da91143c15587f5a03c98d68c3adc4e;hp=40aba067e448fa5ee7a695e8f9c72a0dfe3dfcea;hpb=30d795b4b260291377e22e59a774e0f9278742e6;p=dragonfireclient.git diff --git a/src/map.cpp b/src/map.cpp index 40aba067e..7bc1334b0 100644 --- a/src/map.cpp +++ b/src/map.cpp @@ -62,8 +62,7 @@ with this program; if not, write to the Free Software Foundation, Inc., Map */ -Map::Map(std::ostream &dout, IGameDef *gamedef): - m_dout(dout), +Map::Map(IGameDef *gamedef): m_gamedef(gamedef), m_nodedef(gamedef->ndef()) { @@ -140,11 +139,19 @@ MapBlock * Map::getBlockNoCreate(v3s16 p3d) return block; } -bool Map::isNodeUnderground(v3s16 p) +void Map::listAllLoadedBlocks(std::vector &dst) { - v3s16 blockpos = getNodeBlockPos(p); - MapBlock *block = getBlockNoCreateNoEx(blockpos); - return block && block->getIsUnderground(); + for (auto §or_it : m_sectors) { + MapSector *sector = sector_it.second; + + MapBlockVect blocks; + sector->getBlocks(blocks); + + for (MapBlock *block : blocks) { + v3s16 p = block->getPos(); + dst.push_back(p); + } + } } bool Map::isValidPosition(v3s16 p) @@ -173,24 +180,32 @@ MapNode Map::getNode(v3s16 p, bool *is_valid_position) return node; } -// throws InvalidPositionException if not found -void Map::setNode(v3s16 p, MapNode & n) +static void set_node_in_block(MapBlock *block, v3s16 relpos, MapNode n) { - v3s16 blockpos = getNodeBlockPos(p); - MapBlock *block = getBlockNoCreate(blockpos); - v3s16 relpos = p - blockpos*MAP_BLOCKSIZE; // Never allow placing CONTENT_IGNORE, it causes problems if(n.getContent() == CONTENT_IGNORE){ + const NodeDefManager *nodedef = block->getParent()->getNodeDefManager(); + v3s16 blockpos = block->getPos(); + v3s16 p = blockpos * MAP_BLOCKSIZE + relpos; bool temp_bool; - errorstream<<"Map::setNode(): Not allowing to place CONTENT_IGNORE" + errorstream<<"Not allowing to place CONTENT_IGNORE" <<" while trying to replace \"" - <get(block->getNodeNoCheck(relpos, &temp_bool)).name + <get(block->getNodeNoCheck(relpos, &temp_bool)).name <<"\" at "<setNodeNoCheck(relpos, n); } +// 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; + set_node_in_block(block, relpos, n); +} + void Map::addNodeAndUpdate(v3s16 p, MapNode n, std::map &modified_blocks, bool remove_metadata) @@ -198,8 +213,14 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n, // Collect old node for rollback RollbackNode rollback_oldnode(this, p, m_gamedef); + v3s16 blockpos = getNodeBlockPos(p); + MapBlock *block = getBlockNoCreate(blockpos); + if (block->isDummy()) + throw InvalidPositionException(); + v3s16 relpos = p - blockpos * MAP_BLOCKSIZE; + // This is needed for updating the lighting - MapNode oldnode = getNode(p); + MapNode oldnode = block->getNodeUnsafe(relpos); // Remove node metadata if (remove_metadata) { @@ -207,18 +228,29 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n, } // 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); + const ContentFeatures &cf = m_nodedef->get(n); + const ContentFeatures &oldcf = m_nodedef->get(oldnode); + if (cf.lightingEquivalent(oldcf)) { + // No light update needed, just copy over the old light. + n.setLight(LIGHTBANK_DAY, oldnode.getLightRaw(LIGHTBANK_DAY, oldcf), cf); + n.setLight(LIGHTBANK_NIGHT, oldnode.getLightRaw(LIGHTBANK_NIGHT, oldcf), cf); + set_node_in_block(block, relpos, n); + + modified_blocks[blockpos] = block; + } else { + // Ignore light (because calling voxalgo::update_lighting_nodes) + n.setLight(LIGHTBANK_DAY, 0, cf); + n.setLight(LIGHTBANK_NIGHT, 0, cf); + set_node_in_block(block, relpos, n); - // Update lighting - std::vector > oldnodes; - oldnodes.emplace_back(p, oldnode); - voxalgo::update_lighting_nodes(this, oldnodes, modified_blocks); + // Update lighting + std::vector > oldnodes; + oldnodes.emplace_back(p, oldnode); + voxalgo::update_lighting_nodes(this, oldnodes, modified_blocks); - for (auto &modified_block : modified_blocks) { - modified_block.second->expireDayNightDiff(); + for (auto &modified_block : modified_blocks) { + modified_block.second->expireDayNightDiff(); + } } // Report for rollback @@ -229,22 +261,6 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n, 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, if it was removed.) - */ - - for (const v3s16 &dir : g_7dirs) { - v3s16 p2 = p + dir; - - 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); - } } void Map::removeNodeAndUpdate(v3s16 p, @@ -325,7 +341,7 @@ struct TimeOrderedMapBlock { void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, std::vector *unloaded_blocks) { - bool save_before_unloading = (mapType() == MAPTYPE_SERVER); + bool save_before_unloading = maySaveBlocks(); // Profile modified reasons Profiler modprofiler; @@ -335,6 +351,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, u32 saved_blocks_count = 0; u32 block_count_all = 0; + const auto start_time = porting::getTimeUs(); beginSave(); // If there is no practical limit, we spare creation of mapblock_queue @@ -376,6 +393,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, } } + // Delete sector if we emptied it if (all_blocks_deleted) { sector_deletion_queue.push_back(sector_it.first); } @@ -394,6 +412,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, } } 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)) { @@ -424,6 +443,7 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, deleted_blocks_count++; block_count_all--; } + // Delete empty sectors for (auto §or_it : m_sectors) { if (sector_it.second->empty()) { @@ -431,7 +451,11 @@ void Map::timerUpdate(float dtime, float unload_timeout, u32 max_loaded_blocks, } } } + endSave(); + const auto end_time = porting::getTimeUs(); + + reportMetrics(end_time - start_time, saved_blocks_count, block_count_all); // Finally delete the empty sectors deleteSectors(sector_deletion_queue); @@ -478,6 +502,16 @@ void Map::PrintInfo(std::ostream &out) #define WATER_DROP_BOOST 4 +const static v3s16 liquid_6dirs[6] = { + // order: upper before same level before lower + v3s16( 0, 1, 0), + v3s16( 0, 0, 1), + v3s16( 1, 0, 0), + v3s16( 0, 0,-1), + v3s16(-1, 0, 0), + v3s16( 0,-1, 0) +}; + enum NeighborType : u8 { NEIGHBOR_UPPER, NEIGHBOR_SAME_LEVEL, @@ -500,11 +534,11 @@ struct NodeNeighbor { { } }; -void Map::transforming_liquid_add(v3s16 p) { +void ServerMap::transforming_liquid_add(v3s16 p) { m_transforming_liquid.push_back(p); } -void Map::transformLiquids(std::map &modified_blocks, +void ServerMap::transformLiquids(std::map &modified_blocks, ServerEnvironment *env) { u32 loopcount = 0; @@ -521,23 +555,6 @@ void Map::transformLiquids(std::map &modified_blocks, u32 liquid_loop_max = g_settings->getS32("liquid_loop_max"); u32 loop_max = liquid_loop_max; -#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 @@ -568,7 +585,7 @@ void Map::transformLiquids(std::map &modified_blocks, switch (liquid_type) { case LIQUID_SOURCE: liquid_level = LIQUID_LEVEL_SOURCE; - liquid_kind = m_nodedef->getId(cf.liquid_alternative_flowing); + liquid_kind = cf.liquid_alternative_flowing_id; break; case LIQUID_FLOWING: liquid_level = (n0.param2 & LIQUID_LEVEL_MASK); @@ -587,7 +604,6 @@ void Map::transformLiquids(std::map &modified_blocks, /* Collect information about the environment */ - const v3s16 *dirs = g_6dirs; NodeNeighbor sources[6]; // surrounding sources int num_sources = 0; NodeNeighbor flows[6]; // surrounding flowing liquid nodes @@ -601,16 +617,16 @@ void Map::transformLiquids(std::map &modified_blocks, for (u16 i = 0; i < 6; i++) { NeighborType nt = NEIGHBOR_SAME_LEVEL; switch (i) { - case 1: + case 0: nt = NEIGHBOR_UPPER; break; - case 4: + case 5: nt = NEIGHBOR_LOWER; break; default: break; } - v3s16 npos = p0 + dirs[i]; + v3s16 npos = p0 + liquid_6dirs[i]; NodeNeighbor nb(getNode(npos), nt, npos); const ContentFeatures &cfnb = m_nodedef->get(nb.n); switch (m_nodedef->get(nb.n.getContent()).liquid_type) { @@ -641,20 +657,24 @@ void Map::transformLiquids(std::map &modified_blocks, 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 = m_nodedef->getId(cfnb.liquid_alternative_flowing); - if (m_nodedef->getId(cfnb.liquid_alternative_flowing) != liquid_kind) { + liquid_kind = cfnb.liquid_alternative_flowing_id; + if (cfnb.liquid_alternative_flowing_id != liquid_kind) { neutrals[num_neutrals++] = nb; } else { // Do not count bottom source, it will screw things up - if(dirs[i].Y != -1) + if(nt != NEIGHBOR_LOWER) sources[num_sources++] = nb; } break; 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 = m_nodedef->getId(cfnb.liquid_alternative_flowing); - if (m_nodedef->getId(cfnb.liquid_alternative_flowing) != liquid_kind) { + if (nb.t != NEIGHBOR_SAME_LEVEL || + (nb.n.param2 & LIQUID_FLOW_DOWN_MASK) != LIQUID_FLOW_DOWN_MASK) { + // if this node is not (yet) of a liquid type, choose the first liquid type we encounter + // but exclude falling liquids on the same level, they cannot flow here anyway + if (liquid_kind == CONTENT_AIR) + liquid_kind = cfnb.liquid_alternative_flowing_id; + } + if (cfnb.liquid_alternative_flowing_id != liquid_kind) { neutrals[num_neutrals++] = nb; } else { flows[num_flows++] = nb; @@ -680,7 +700,7 @@ void Map::transformLiquids(std::map &modified_blocks, // 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 = m_nodedef->getId(m_nodedef->get(liquid_kind).liquid_alternative_source); + new_node_content = m_nodedef->get(liquid_kind).liquid_alternative_source_id; } else if (num_sources >= 1 && sources[0].t != NEIGHBOR_LOWER) { // liquid_kind is set properly, see above max_node_level = new_node_level = LIQUID_LEVEL_MAX; @@ -834,7 +854,7 @@ void Map::transformLiquids(std::map &modified_blocks, m_transforming_liquid.push_back(iter); voxalgo::update_lighting_nodes(this, changed_nodes, modified_blocks); - + env->getScriptIface()->on_liquid_transformed(changed_nodes); /* ---------------------------------------------------------------------- * Manage the queue so that it does not grow indefinately @@ -1187,9 +1207,9 @@ bool Map::isBlockOccluded(MapBlock *block, v3s16 cam_pos_nodes) ServerMap */ ServerMap::ServerMap(const std::string &savedir, IGameDef *gamedef, - EmergeManager *emerge): - Map(dout_server, gamedef), - settings_mgr(g_settings, savedir + DIR_DELIM + "map_meta.txt"), + EmergeManager *emerge, MetricsBackend *mb): + Map(gamedef), + settings_mgr(savedir + DIR_DELIM + "map_meta.txt"), m_emerge(emerge) { verbosestream<addCounter( + "minetest_map_save_time", "Time spent saving blocks (in microseconds)"); + m_save_count_counter = mb->addCounter( + "minetest_map_saved_blocks", "Number of blocks saved"); + m_loaded_blocks_gauge = mb->addGauge( + "minetest_map_loaded_blocks", "Number of loaded blocks"); + + m_map_compression_level = rangelim(g_settings->getS16("map_compression_level_disk"), -1, 9); + try { // If directory exists, check contents and load if possible if (fs::PathExists(m_savedir)) { @@ -1286,18 +1315,6 @@ ServerMap::~ServerMap() */ delete dbase; delete dbase_ro; - -#if 0 - /* - Free all MapChunks - */ - core::map::Iterator i = m_chunks.getIterator(); - for(; i.atEnd() == false; i++) - { - MapChunk *chunk = i.getNode()->getValue(); - delete chunk; - } -#endif } MapgenParams *ServerMap::getMapgenParams() @@ -1312,11 +1329,6 @@ u64 ServerMap::getSeed() return getMapgenParams()->seed; } -s16 ServerMap::getWaterLevel() -{ - return getMapgenParams()->water_level; -} - bool ServerMap::blockpos_over_mapgen_limit(v3s16 p) { const s16 mapgen_limit_bp = rangelim( @@ -1336,6 +1348,9 @@ bool ServerMap::initBlockMake(v3s16 blockpos, BlockMakeData *data) v3s16 bpmin = EmergeManager::getContainingChunk(blockpos, csize); v3s16 bpmax = bpmin + v3s16(1, 1, 1) * (csize - 1); + if (!m_chunks_in_progress.insert(bpmin).second) + return false; + bool enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info; EMERGE_DBG_OUT("initBlockMake(): " PP(bpmin) " - " PP(bpmax)); @@ -1351,7 +1366,6 @@ bool ServerMap::initBlockMake(v3s16 blockpos, BlockMakeData *data) data->seed = getSeed(); data->blockpos_min = bpmin; data->blockpos_max = bpmax; - data->blockpos_requested = blockpos; data->nodedef = m_nodedef; /* @@ -1389,25 +1403,6 @@ bool ServerMap::initBlockMake(v3s16 blockpos, BlockMakeData *data) data->vmanip = new MMVManip(this); data->vmanip->initialEmerge(full_bpmin, full_bpmax); - // 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::Node *n; - n = data->vmanip->m_loaded_blocks.find(v3s16(x, y, z)); - if (n == NULL) - continue; - u8 flags = n->getValue(); - flags &= ~VMANIP_BLOCK_CONTAINS_CIGNORE; - n->setValue(flags); - } - } - } -#endif - // Data is ready now. return true; } @@ -1418,8 +1413,6 @@ void ServerMap::finishBlockMake(BlockMakeData *data, v3s16 bpmin = data->blockpos_min; v3s16 bpmax = data->blockpos_max; - v3s16 extra_borders(1, 1, 1); - bool enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info; EMERGE_DBG_OUT("finishBlockMake(): " PP(bpmin) " - " PP(bpmax)); @@ -1473,6 +1466,7 @@ void ServerMap::finishBlockMake(BlockMakeData *data, NOTE: Will be saved later. */ //save(MOD_STATE_WRITE_AT_UNLOAD); + m_chunks_in_progress.erase(bpmin); } MapSector *ServerMap::createSector(v2s16 p2d) @@ -1487,11 +1481,7 @@ MapSector *ServerMap::createSector(v2s16 p2d) /* Do not create over max mapgen 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) + if (blockpos_over_max_limit(v3s16(p2d.X, 0, p2d.Y))) throw InvalidPositionException("createSector(): pos. over max mapgen limit"); /* @@ -1500,9 +1490,6 @@ MapSector *ServerMap::createSector(v2s16 p2d) sector = new MapSector(this, p2d, m_gamedef); - // Sector position on map in nodes - //v2s16 nodepos2d = p2d * MAP_BLOCKSIZE; - /* Insert to container */ @@ -1511,116 +1498,6 @@ MapSector *ServerMap::createSector(v2s16 p2d) return sector; } -#if 0 -/* - This is a quick-hand function for calling makeBlock(). -*/ -MapBlock * ServerMap::generateBlock( - v3s16 p, - std::map &modified_blocks -) -{ - bool enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info"); - - TimeTaker timer("generateBlock"); - - //MapBlock *block = original_dummy; - - v2s16 p2d(p.X, p.Z); - v2s16 p2d_nodes = p2d * MAP_BLOCKSIZE; - - /* - Do not generate over-limit - */ - if(blockpos_over_limit(p)) - { - infostream<makeChunk(&data); - //mapgen::make_block(&data); - - if(enable_mapgen_debug_info == false) - t.stop(true); // Hide output - } - - /* - Blit data back on map, update lighting, add mobs and whatever this does - */ - finishBlockMake(&data, modified_blocks); - - /* - Get central block - */ - MapBlock *block = getBlockNoCreateNoEx(p); - -#if 0 - /* - Check result - */ - if(block) - { - bool erroneus_content = false; - for(s16 z0=0; z0getNode(p); - if(n.getContent() == CONTENT_IGNORE) - { - infostream<<"CONTENT_IGNORE at " - <<"("<setNode(v3s16(x0,y0,z0), n); - } - } - } -#endif - - if(enable_mapgen_debug_info == false) - timer.stop(true); // Hide output - - return block; -} -#endif - MapBlock * ServerMap::createBlock(v3s16 p) { /* @@ -1695,6 +1572,34 @@ MapBlock *ServerMap::getBlockOrEmerge(v3s16 p3d) return block; } +bool ServerMap::isBlockInQueue(v3s16 pos) +{ + return m_emerge && m_emerge->isBlockInQueue(pos); +} + +void ServerMap::addNodeAndUpdate(v3s16 p, MapNode n, + std::map &modified_blocks, + bool remove_metadata) +{ + Map::addNodeAndUpdate(p, n, modified_blocks, remove_metadata); + + /* + 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.) + */ + + for (const v3s16 &dir : g_7dirs) { + v3s16 p2 = p + dir; + + 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); + } +} + // 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) @@ -1717,57 +1622,11 @@ void ServerMap::updateVManip(v3s16 pos) vm->m_is_dirty = true; } -s16 ServerMap::findGroundLevel(v2s16 p2d) +void ServerMap::reportMetrics(u64 save_time_us, u32 saved_blocks, u32 all_blocks) { -#if 0 - /* - Uh, just do something random... - */ - // Find existing map from top to down - s16 max=63; - s16 min=-64; - v3s16 p(p2d.X, max, p2d.Y); - for(; p.Y>min; p.Y--) - { - MapNode n = getNodeNoEx(p); - if(n.getContent() != CONTENT_IGNORE) - break; - } - if(p.Y == min) - goto plan_b; - // If this node is not air, go to plan b - if(getNodeNoEx(p).getContent() != CONTENT_AIR) - goto plan_b; - // Search existing walkable and return it - for(; p.Y>min; p.Y--) - { - MapNode n = getNodeNoEx(p); - if(content_walkable(n.d) && n.getContent() != CONTENT_IGNORE) - return p.Y; - } - - // Move to plan b -plan_b: -#endif - - /* - Determine from map generator noise functions - */ - - s16 level = m_emerge->getGroundLevelAtPoint(p2d); - return level; - - //double level = base_rock_level_2d(m_seed, p2d) + AVERAGE_MUD_AMOUNT; - //return (s16)level; -} - -void ServerMap::createDirs(const std::string &path) -{ - if (!fs::CreateAllDirs(path)) { - m_dout<<"ServerMap: Failed to create directory " - <<"\""<set(all_blocks); + m_save_time_counter->increment(save_time_us); + m_save_count_counter->increment(saved_blocks); } void ServerMap::save(ModifiedState save_level) @@ -1777,6 +1636,8 @@ void ServerMap::save(ModifiedState save_level) return; } + const auto start_time = porting::getTimeUs(); + if(save_level == MOD_STATE_CLEAN) infostream<<"ServerMap: Saving whole map, this can take time." < &dst) @@ -1844,21 +1708,6 @@ void ServerMap::listAllLoadableBlocks(std::vector &dst) dbase_ro->listAllLoadableBlocks(dst); } -void ServerMap::listAllLoadedBlocks(std::vector &dst) -{ - for (auto §or_it : m_sectors) { - MapSector *sector = sector_it.second; - - MapBlockVect blocks; - sector->getBlocks(blocks); - - for (MapBlock *block : blocks) { - v3s16 p = block->getPos(); - dst.push_back(p); - } - } -} - MapDatabase *ServerMap::createDatabase( const std::string &name, const std::string &savedir, @@ -1899,10 +1748,10 @@ void ServerMap::endSave() bool ServerMap::saveBlock(MapBlock *block) { - return saveBlock(block, dbase); + return saveBlock(block, dbase, m_map_compression_level); } -bool ServerMap::saveBlock(MapBlock *block, MapDatabase *db) +bool ServerMap::saveBlock(MapBlock *block, MapDatabase *db, int compression_level) { v3s16 p3d = block->getPos(); @@ -1922,7 +1771,7 @@ bool ServerMap::saveBlock(MapBlock *block, MapDatabase *db) */ std::ostringstream o(std::ios_base::binary); o.write((char*) &version, 1); - block->serialize(o, version, true); + block->serialize(o, version, true, compression_level); bool ret = db->saveBlock(p3d, o.str()); if (ret) { @@ -2067,6 +1916,7 @@ MMVManip::MMVManip(Map *map): VoxelManipulator(), m_map(map) { + assert(map); } void MMVManip::initialEmerge(v3s16 blockpos_min, v3s16 blockpos_max, @@ -2074,6 +1924,8 @@ void MMVManip::initialEmerge(v3s16 blockpos_min, v3s16 blockpos_max, { TimeTaker timer1("initialEmerge", &emerge_time); + assert(m_map); + // Units of these are MapBlocks v3s16 p_min = blockpos_min; v3s16 p_max = blockpos_max; @@ -2157,6 +2009,7 @@ void MMVManip::blitBackAll(std::map *modified_blocks, { if(m_area.getExtent() == v3s16(0,0,0)) return; + assert(m_map); /* Copy data of all blocks @@ -2177,4 +2030,33 @@ void MMVManip::blitBackAll(std::map *modified_blocks, } } +MMVManip *MMVManip::clone() const +{ + MMVManip *ret = new MMVManip(); + + const s32 size = m_area.getVolume(); + ret->m_area = m_area; + if (m_data) { + ret->m_data = new MapNode[size]; + memcpy(ret->m_data, m_data, size * sizeof(MapNode)); + } + if (m_flags) { + ret->m_flags = new u8[size]; + memcpy(ret->m_flags, m_flags, size * sizeof(u8)); + } + + ret->m_is_dirty = m_is_dirty; + // Even if the copy is disconnected from a map object keep the information + // needed to write it back to one + ret->m_loaded_blocks = m_loaded_blocks; + + return ret; +} + +void MMVManip::reparent(Map *map) +{ + assert(map && !m_map); + m_map = map; +} + //END