+ try{
+ m_game_time = args.getU64("game_time");
+ }catch(SettingNotFoundException &e){
+ // Getting this is crucial, otherwise timestamps are useless
+ throw SerializationError("Couldn't load env meta game_time");
+ }
+
+ try{
+ m_time_of_day = args.getU64("time_of_day");
+ }catch(SettingNotFoundException &e){
+ // This is not as important
+ m_time_of_day = 9000;
+ }
+}
+
+#if 0
+// This is probably very useless
+void spawnRandomObjects(MapBlock *block)
+{
+ for(s16 z0=0; z0<MAP_BLOCKSIZE; z0++)
+ for(s16 x0=0; x0<MAP_BLOCKSIZE; x0++)
+ {
+ bool last_node_walkable = false;
+ for(s16 y0=0; y0<MAP_BLOCKSIZE; y0++)
+ {
+ v3s16 p(x0,y0,z0);
+ MapNode n = block->getNodeNoEx(p);
+ if(n.getContent() == CONTENT_IGNORE)
+ continue;
+ if(content_features(n).liquid_type != LIQUID_NONE)
+ continue;
+ if(content_features(n).walkable)
+ {
+ last_node_walkable = true;
+ continue;
+ }
+ if(last_node_walkable)
+ {
+ // If block contains light information
+ if(content_features(n).param_type == CPT_LIGHT)
+ {
+ if(n.getLight(LIGHTBANK_DAY) <= 5)
+ {
+ if(myrand() % 1000 == 0)
+ {
+ v3f pos_f = intToFloat(p+block->getPosRelative(), BS);
+ pos_f.Y -= BS*0.4;
+ ServerActiveObject *obj = new Oerkki1SAO(NULL,0,pos_f);
+ std::string data = obj->getStaticData();
+ StaticObject s_obj(obj->getType(),
+ obj->getBasePosition(), data);
+ // Add one
+ block->m_static_objects.insert(0, s_obj);
+ delete obj;
+ block->setChangedFlag();
+ }
+ }
+ }
+ }
+ last_node_walkable = false;
+ }
+ }
+}
+#endif
+
+void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
+{
+ // Get time difference
+ u32 dtime_s = 0;
+ u32 stamp = block->getTimestamp();
+ if(m_game_time > stamp && stamp != BLOCK_TIMESTAMP_UNDEFINED)
+ dtime_s = m_game_time - block->getTimestamp();
+ dtime_s += additional_dtime;
+
+ // Set current time as timestamp (and let it set ChangedFlag)
+ block->setTimestamp(m_game_time);
+
+ //dstream<<"Block is "<<dtime_s<<" seconds old."<<std::endl;
+
+ // Activate stored objects
+ activateObjects(block);
+
+ // Run node metadata
+ bool changed = block->m_node_metadata.step((float)dtime_s);
+ if(changed)
+ {
+ MapEditEvent event;
+ event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
+ event.p = block->getPos();
+ m_map->dispatchEvent(&event);
+
+ block->setChangedFlag();
+ }
+
+ // TODO: Do something
+ // TODO: Implement usage of ActiveBlockModifier
+
+ // Here's a quick demonstration
+ v3s16 p0;
+ for(p0.X=0; p0.X<MAP_BLOCKSIZE; p0.X++)
+ for(p0.Y=0; p0.Y<MAP_BLOCKSIZE; p0.Y++)
+ for(p0.Z=0; p0.Z<MAP_BLOCKSIZE; p0.Z++)
+ {
+ v3s16 p = p0 + block->getPosRelative();
+ MapNode n = block->getNodeNoEx(p0);
+#if 1
+ // Test something:
+ // Convert all mud under proper day lighting to grass
+ if(n.getContent() == CONTENT_MUD)
+ {
+ if(dtime_s > 300)
+ {
+ MapNode n_top = block->getNodeNoEx(p0+v3s16(0,1,0));
+ if(content_features(n_top).air_equivalent &&
+ n_top.getLight(LIGHTBANK_DAY) >= 13)
+ {
+ n.setContent(CONTENT_GRASS);
+ m_map->addNodeWithEvent(p, n);
+ }
+ }
+ }
+#endif
+ }
+}
+
+void ServerEnvironment::step(float dtime)
+{
+ DSTACK(__FUNCTION_NAME);
+
+ //TimeTaker timer("ServerEnv step");
+
+ // Get some settings
+ bool footprints = g_settings.getBool("footprints");
+
+ /*
+ Increment game time
+ */
+ {
+ m_game_time_fraction_counter += dtime;
+ u32 inc_i = (u32)m_game_time_fraction_counter;
+ m_game_time += inc_i;
+ m_game_time_fraction_counter -= (float)inc_i;
+ }
+
+ /*
+ Handle players
+ */
+ for(core::list<Player*>::Iterator i = m_players.begin();
+ i != m_players.end(); i++)
+ {
+ Player *player = *i;
+
+ // Ignore disconnected players
+ if(player->peer_id == 0)
+ continue;
+
+ v3f playerpos = player->getPosition();
+
+ // Move
+ player->move(dtime, *m_map, 100*BS);
+
+ /*
+ Add footsteps to grass
+ */
+ if(footprints)
+ {
+ // Get node that is at BS/4 under player
+ v3s16 bottompos = floatToInt(playerpos + v3f(0,-BS/4,0), BS);
+ try{
+ MapNode n = m_map->getNode(bottompos);
+ if(n.getContent() == CONTENT_GRASS)
+ {
+ n.setContent(CONTENT_GRASS_FOOTSTEPS);
+ m_map->setNode(bottompos, n);
+ }
+ }
+ catch(InvalidPositionException &e)
+ {
+ }
+ }
+ }
+
+ /*
+ Manage active block list
+ */
+ if(m_active_blocks_management_interval.step(dtime, 2.0))
+ {
+ /*
+ Get player block positions
+ */
+ core::list<v3s16> players_blockpos;
+ for(core::list<Player*>::Iterator
+ i = m_players.begin();
+ i != m_players.end(); i++)
+ {
+ Player *player = *i;
+ // Ignore disconnected players
+ if(player->peer_id == 0)
+ continue;
+ v3s16 blockpos = getNodeBlockPos(
+ floatToInt(player->getPosition(), BS));
+ players_blockpos.push_back(blockpos);
+ }
+
+ /*
+ Update list of active blocks, collecting changes
+ */
+ const s16 active_block_range = 5;
+ core::map<v3s16, bool> blocks_removed;
+ core::map<v3s16, bool> blocks_added;
+ m_active_blocks.update(players_blockpos, active_block_range,
+ blocks_removed, blocks_added);
+
+ /*
+ Handle removed blocks
+ */
+
+ // Convert active objects that are no more in active blocks to static
+ deactivateFarObjects(false);
+
+ for(core::map<v3s16, bool>::Iterator
+ i = blocks_removed.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v3s16 p = i.getNode()->getKey();
+
+ /*dstream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
+ <<") became inactive"<<std::endl;*/
+
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+ if(block==NULL)
+ continue;
+
+ // Set current time as timestamp (and let it set ChangedFlag)
+ block->setTimestamp(m_game_time);
+ }
+
+ /*
+ Handle added blocks
+ */
+
+ for(core::map<v3s16, bool>::Iterator
+ i = blocks_added.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v3s16 p = i.getNode()->getKey();
+
+ /*dstream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
+ <<") became active"<<std::endl;*/
+
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+ if(block==NULL)
+ continue;
+
+ activateBlock(block);
+ }
+ }
+
+ /*
+ Mess around in active blocks
+ */
+ if(m_active_blocks_nodemetadata_interval.step(dtime, 1.0))
+ {
+ float dtime = 1.0;
+
+ for(core::map<v3s16, bool>::Iterator
+ i = m_active_blocks.m_list.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v3s16 p = i.getNode()->getKey();
+
+ /*dstream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
+ <<") being handled"<<std::endl;*/
+
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+ if(block==NULL)
+ continue;
+
+ // Reset block usage timer
+ block->resetUsageTimer();
+
+ // Set current time as timestamp
+ block->setTimestampNoChangedFlag(m_game_time);
+
+ // Run node metadata
+ bool changed = block->m_node_metadata.step(dtime);
+ if(changed)
+ {
+ MapEditEvent event;
+ event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
+ event.p = p;
+ m_map->dispatchEvent(&event);
+
+ block->setChangedFlag();
+ }
+ }
+ }
+ if(m_active_blocks_test_interval.step(dtime, 10.0))
+ {
+ //float dtime = 10.0;
+
+ for(core::map<v3s16, bool>::Iterator
+ i = m_active_blocks.m_list.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v3s16 p = i.getNode()->getKey();
+
+ /*dstream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
+ <<") being handled"<<std::endl;*/
+
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+ if(block==NULL)
+ continue;
+
+ // Set current time as timestamp
+ block->setTimestampNoChangedFlag(m_game_time);
+
+ /*
+ Do stuff!
+
+ Note that map modifications should be done using the event-
+ making map methods so that the server gets information
+ about them.
+
+ Reading can be done quickly directly from the block.
+
+ Everything should bind to inside this single content
+ searching loop to keep things fast.
+ */
+ // TODO: Implement usage of ActiveBlockModifier
+
+ // Find out how many objects the block contains
+ u32 active_object_count = block->m_static_objects.m_active.size();
+ // Find out how many objects this and all the neighbors contain
+ u32 active_object_count_wider = 0;
+ for(s16 x=-1; x<=1; x++)
+ for(s16 y=-1; y<=1; y++)
+ for(s16 z=-1; z<=1; z++)
+ {
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p+v3s16(x,y,z));
+ if(block==NULL)
+ continue;
+ active_object_count_wider +=
+ block->m_static_objects.m_active.size();
+ }
+
+ v3s16 p0;
+ for(p0.X=0; p0.X<MAP_BLOCKSIZE; p0.X++)
+ for(p0.Y=0; p0.Y<MAP_BLOCKSIZE; p0.Y++)
+ for(p0.Z=0; p0.Z<MAP_BLOCKSIZE; p0.Z++)
+ {
+ v3s16 p = p0 + block->getPosRelative();
+ MapNode n = block->getNodeNoEx(p0);
+
+ /*
+ Test something:
+ Convert mud under proper lighting to grass
+ */
+ if(n.getContent() == CONTENT_MUD)
+ {
+ if(myrand()%20 == 0)
+ {
+ MapNode n_top = m_map->getNodeNoEx(p+v3s16(0,1,0));
+ if(content_features(n_top).air_equivalent &&
+ n_top.getLightBlend(getDayNightRatio()) >= 13)
+ {
+ n.setContent(CONTENT_GRASS);
+ m_map->addNodeWithEvent(p, n);
+ }
+ }
+ }
+ /*
+ Convert grass into mud if under something else than air
+ */
+ if(n.getContent() == CONTENT_GRASS)
+ {
+ //if(myrand()%20 == 0)
+ {
+ MapNode n_top = m_map->getNodeNoEx(p+v3s16(0,1,0));
+ if(content_features(n_top).air_equivalent == false)
+ {
+ n.setContent(CONTENT_MUD);
+ m_map->addNodeWithEvent(p, n);
+ }
+ }
+ }
+ /*
+ Rats spawn around regular trees
+ */
+ if(n.getContent() == CONTENT_TREE ||
+ n.getContent() == CONTENT_JUNGLETREE)
+ {
+ if(myrand()%200 == 0 && active_object_count_wider == 0)
+ {
+ v3s16 p1 = p + v3s16(myrand_range(-2, 2),
+ 0, myrand_range(-2, 2));
+ MapNode n1 = m_map->getNodeNoEx(p1);
+ MapNode n1b = m_map->getNodeNoEx(p1+v3s16(0,-1,0));
+ if(n1b.getContent() == CONTENT_GRASS &&
+ n1.getContent() == CONTENT_AIR)
+ {
+ v3f pos = intToFloat(p1, BS);
+ ServerActiveObject *obj = new RatSAO(this, 0, pos);
+ addActiveObject(obj);
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /*
+ Step active objects
+ */
+ {
+ //TimeTaker timer("Step active objects");
+
+ // This helps the objects to send data at the same time
+ bool send_recommended = false;
+ m_send_recommended_timer += dtime;
+ if(m_send_recommended_timer > 0.15)
+ {
+ m_send_recommended_timer = 0;
+ send_recommended = true;
+ }
+
+ for(core::map<u16, ServerActiveObject*>::Iterator
+ i = m_active_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ ServerActiveObject* obj = i.getNode()->getValue();
+ // Don't step if is to be removed or stored statically
+ if(obj->m_removed || obj->m_pending_deactivation)
+ continue;
+ // Step object
+ obj->step(dtime, send_recommended);
+ // Read messages from object
+ while(obj->m_messages_out.size() > 0)
+ {
+ m_active_object_messages.push_back(
+ obj->m_messages_out.pop_front());
+ }
+ }
+ }
+
+ /*
+ Manage active objects
+ */
+ if(m_object_management_interval.step(dtime, 0.5))
+ {
+ /*
+ Remove objects that satisfy (m_removed && m_known_by_count==0)
+ */
+ removeRemovedObjects();
+ }
+
+ if(g_settings.getBool("enable_experimental"))
+ {
+
+ /*
+ TEST CODE
+ */
+#if 1
+ m_random_spawn_timer -= dtime;
+ if(m_random_spawn_timer < 0)
+ {
+ //m_random_spawn_timer += myrand_range(2.0, 20.0);
+ //m_random_spawn_timer += 2.0;
+ m_random_spawn_timer += 200.0;
+
+ /*
+ Find some position
+ */
+
+ /*v2s16 p2d(myrand_range(-5,5), myrand_range(-5,5));
+ s16 y = 1 + getServerMap().findGroundLevel(p2d);
+ v3f pos(p2d.X*BS,y*BS,p2d.Y*BS);*/
+
+ Player *player = getRandomConnectedPlayer();
+ v3f pos(0,0,0);
+ if(player)
+ pos = player->getPosition();
+ pos += v3f(
+ myrand_range(-3,3)*BS,
+ 0,
+ myrand_range(-3,3)*BS
+ );
+
+ /*
+ Create a ServerActiveObject
+ */
+
+ //TestSAO *obj = new TestSAO(this, 0, pos);
+ //ServerActiveObject *obj = new ItemSAO(this, 0, pos, "CraftItem Stick 1");
+ //ServerActiveObject *obj = new RatSAO(this, 0, pos);
+ //ServerActiveObject *obj = new Oerkki1SAO(this, 0, pos);
+ ServerActiveObject *obj = new FireflySAO(this, 0, pos);
+ addActiveObject(obj);
+ }
+#endif
+
+ } // enable_experimental
+}
+
+ServerActiveObject* ServerEnvironment::getActiveObject(u16 id)
+{
+ core::map<u16, ServerActiveObject*>::Node *n;
+ n = m_active_objects.find(id);
+ if(n == NULL)
+ return NULL;
+ return n->getValue();
+}
+
+bool isFreeServerActiveObjectId(u16 id,
+ core::map<u16, ServerActiveObject*> &objects)
+{
+ if(id == 0)
+ return false;
+
+ for(core::map<u16, ServerActiveObject*>::Iterator
+ i = objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ if(i.getNode()->getKey() == id)
+ return false;
+ }
+ return true;
+}
+
+u16 getFreeServerActiveObjectId(
+ core::map<u16, ServerActiveObject*> &objects)
+{
+ u16 new_id = 1;
+ for(;;)
+ {
+ if(isFreeServerActiveObjectId(new_id, objects))
+ return new_id;
+
+ if(new_id == 65535)
+ return 0;
+
+ new_id++;
+ }
+}
+
+u16 ServerEnvironment::addActiveObject(ServerActiveObject *object)
+{
+ assert(object);
+ u16 id = addActiveObjectRaw(object, true);
+ return id;
+}
+
+/*
+ Finds out what new objects have been added to
+ inside a radius around a position
+*/
+void ServerEnvironment::getAddedActiveObjects(v3s16 pos, s16 radius,
+ core::map<u16, bool> ¤t_objects,
+ core::map<u16, bool> &added_objects)
+{
+ v3f pos_f = intToFloat(pos, BS);
+ f32 radius_f = radius * BS;
+ /*
+ Go through the object list,
+ - discard m_removed objects,
+ - discard objects that are too far away,
+ - discard objects that are found in current_objects.
+ - add remaining objects to added_objects
+ */
+ for(core::map<u16, ServerActiveObject*>::Iterator
+ i = m_active_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ u16 id = i.getNode()->getKey();
+ // Get object
+ ServerActiveObject *object = i.getNode()->getValue();
+ if(object == NULL)
+ continue;
+ // Discard if removed
+ if(object->m_removed)
+ continue;
+ // Discard if too far
+ f32 distance_f = object->getBasePosition().getDistanceFrom(pos_f);
+ if(distance_f > radius_f)
+ continue;
+ // Discard if already on current_objects
+ core::map<u16, bool>::Node *n;
+ n = current_objects.find(id);
+ if(n != NULL)
+ continue;
+ // Add to added_objects
+ added_objects.insert(id, false);
+ }
+}
+
+/*
+ Finds out what objects have been removed from
+ inside a radius around a position
+*/
+void ServerEnvironment::getRemovedActiveObjects(v3s16 pos, s16 radius,
+ core::map<u16, bool> ¤t_objects,
+ core::map<u16, bool> &removed_objects)
+{
+ v3f pos_f = intToFloat(pos, BS);
+ f32 radius_f = radius * BS;
+ /*
+ Go through current_objects; object is removed if:
+ - object is not found in m_active_objects (this is actually an
+ error condition; objects should be set m_removed=true and removed
+ only after all clients have been informed about removal), or
+ - object has m_removed=true, or
+ - object is too far away
+ */
+ for(core::map<u16, bool>::Iterator
+ i = current_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ u16 id = i.getNode()->getKey();
+ ServerActiveObject *object = getActiveObject(id);
+ if(object == NULL)
+ {
+ dstream<<"WARNING: ServerEnvironment::getRemovedActiveObjects():"
+ <<" object in current_objects is NULL"<<std::endl;
+ }
+ else if(object->m_removed == false)
+ {
+ f32 distance_f = object->getBasePosition().getDistanceFrom(pos_f);
+ /*dstream<<"removed == false"
+ <<"distance_f = "<<distance_f
+ <<", radius_f = "<<radius_f<<std::endl;*/
+ if(distance_f < radius_f)
+ {
+ // Not removed
+ continue;
+ }
+ }
+ removed_objects.insert(id, false);
+ }
+}
+
+ActiveObjectMessage ServerEnvironment::getActiveObjectMessage()
+{
+ if(m_active_object_messages.size() == 0)
+ return ActiveObjectMessage(0);
+
+ return m_active_object_messages.pop_front();
+}
+
+/*
+ ************ Private methods *************
+*/
+
+u16 ServerEnvironment::addActiveObjectRaw(ServerActiveObject *object,
+ bool set_changed)
+{
+ assert(object);
+ if(object->getId() == 0)
+ {
+ u16 new_id = getFreeServerActiveObjectId(m_active_objects);
+ if(new_id == 0)
+ {
+ dstream<<"WARNING: ServerEnvironment::addActiveObjectRaw(): "
+ <<"no free ids available"<<std::endl;
+ delete object;
+ return 0;
+ }
+ object->setId(new_id);
+ }
+ if(isFreeServerActiveObjectId(object->getId(), m_active_objects) == false)
+ {
+ dstream<<"WARNING: ServerEnvironment::addActiveObjectRaw(): "
+ <<"id is not free ("<<object->getId()<<")"<<std::endl;
+ delete object;
+ return 0;
+ }
+ /*dstream<<"INGO: ServerEnvironment::addActiveObjectRaw(): "
+ <<"added (id="<<object->getId()<<")"<<std::endl;*/
+
+ m_active_objects.insert(object->getId(), object);
+
+ // Add static object to active static list of the block
+ v3f objectpos = object->getBasePosition();
+ std::string staticdata = object->getStaticData();
+ StaticObject s_obj(object->getType(), objectpos, staticdata);
+ // Add to the block where the object is located in
+ v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
+ MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
+ if(block)
+ {
+ block->m_static_objects.m_active.insert(object->getId(), s_obj);
+ object->m_static_exists = true;
+ object->m_static_block = blockpos;
+
+ if(set_changed)
+ block->setChangedFlag();
+ }
+ else{
+ dstream<<"WARNING: ServerEnv: Could not find a block for "
+ <<"storing newly added static active object"<<std::endl;
+ }
+
+ return object->getId();
+}
+
+/*
+ Remove objects that satisfy (m_removed && m_known_by_count==0)
+*/
+void ServerEnvironment::removeRemovedObjects()
+{
+ core::list<u16> objects_to_remove;
+ for(core::map<u16, ServerActiveObject*>::Iterator
+ i = m_active_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ u16 id = i.getNode()->getKey();
+ ServerActiveObject* obj = i.getNode()->getValue();
+ // This shouldn't happen but check it
+ if(obj == NULL)
+ {
+ dstream<<"WARNING: NULL object found in ServerEnvironment"
+ <<" while finding removed objects. id="<<id<<std::endl;
+ // Id to be removed from m_active_objects
+ objects_to_remove.push_back(id);
+ continue;
+ }
+
+ /*
+ We will delete objects that are marked as removed or thatare
+ waiting for deletion after deactivation
+ */
+ if(obj->m_removed == false && obj->m_pending_deactivation == false)
+ continue;
+
+ /*
+ Delete static data from block if is marked as removed
+ */
+ if(obj->m_static_exists && obj->m_removed)
+ {
+ MapBlock *block = m_map->getBlockNoCreateNoEx(obj->m_static_block);
+ if(block)
+ {
+ block->m_static_objects.remove(id);
+ block->setChangedFlag();
+ }
+ }
+
+ // If m_known_by_count > 0, don't actually remove.
+ if(obj->m_known_by_count > 0)
+ continue;
+
+ // Delete
+ delete obj;
+ // Id to be removed from m_active_objects
+ objects_to_remove.push_back(id);
+ }
+ // Remove references from m_active_objects
+ for(core::list<u16>::Iterator i = objects_to_remove.begin();
+ i != objects_to_remove.end(); i++)
+ {
+ m_active_objects.remove(*i);
+ }
+}
+
+/*
+ Convert stored objects from blocks near the players to active.
+*/
+void ServerEnvironment::activateObjects(MapBlock *block)
+{
+ if(block==NULL)
+ return;
+ // Ignore if no stored objects (to not set changed flag)
+ if(block->m_static_objects.m_stored.size() == 0)
+ return;
+ // A list for objects that couldn't be converted to static for some
+ // reason. They will be stored back.
+ core::list<StaticObject> new_stored;
+ // Loop through stored static objects
+ for(core::list<StaticObject>::Iterator
+ i = block->m_static_objects.m_stored.begin();
+ i != block->m_static_objects.m_stored.end(); i++)
+ {
+ /*dstream<<"INFO: Server: Creating an active object from "
+ <<"static data"<<std::endl;*/
+ StaticObject &s_obj = *i;
+ // Create an active object from the data
+ ServerActiveObject *obj = ServerActiveObject::create
+ (s_obj.type, this, 0, s_obj.pos, s_obj.data);
+ // If couldn't create object, store static data back.
+ if(obj==NULL)
+ {
+ new_stored.push_back(s_obj);
+ continue;
+ }
+ // This will also add the object to the active static list
+ addActiveObjectRaw(obj, false);
+ //u16 id = addActiveObjectRaw(obj, false);
+ }
+ // Clear stored list
+ block->m_static_objects.m_stored.clear();
+ // Add leftover failed stuff to stored list
+ for(core::list<StaticObject>::Iterator
+ i = new_stored.begin();
+ i != new_stored.end(); i++)
+ {
+ StaticObject &s_obj = *i;
+ block->m_static_objects.m_stored.push_back(s_obj);
+ }
+ // Block has been modified
+ // NOTE: No it has not really. Save I/O here.
+ //block->setChangedFlag();
+}
+
+/*
+ Convert objects that are not in active blocks to static.
+
+ If m_known_by_count != 0, active object is not deleted, but static
+ data is still updated.
+
+ If force_delete is set, active object is deleted nevertheless. It
+ shall only be set so in the destructor of the environment.
+*/
+void ServerEnvironment::deactivateFarObjects(bool force_delete)
+{
+ core::list<u16> objects_to_remove;
+ for(core::map<u16, ServerActiveObject*>::Iterator
+ i = m_active_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ ServerActiveObject* obj = i.getNode()->getValue();
+ u16 id = i.getNode()->getKey();
+ v3f objectpos = obj->getBasePosition();
+
+ // This shouldn't happen but check it
+ if(obj == NULL)
+ {
+ dstream<<"WARNING: NULL object found in ServerEnvironment"
+ <<std::endl;
+ assert(0);
+ continue;
+ }
+
+ // The block in which the object resides in
+ v3s16 blockpos_o = getNodeBlockPos(floatToInt(objectpos, BS));
+
+ // If block is active, don't remove
+ if(m_active_blocks.contains(blockpos_o))
+ continue;
+
+ /*
+ Update the static data
+ */
+
+ // Delete old static object
+ MapBlock *oldblock = NULL;
+ if(obj->m_static_exists)
+ {
+ MapBlock *block = m_map->getBlockNoCreateNoEx
+ (obj->m_static_block);
+ if(block)
+ {
+ block->m_static_objects.remove(id);
+ oldblock = block;
+ }
+ }
+ // Create new static object
+ std::string staticdata = obj->getStaticData();
+ StaticObject s_obj(obj->getType(), objectpos, staticdata);
+ // Add to the block where the object is located in
+ v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
+ // Get or generate the block
+ MapBlock *block = m_map->emergeBlock(blockpos);
+
+ /*MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
+ if(block == NULL)
+ {
+ // Block not found. Is the old block still ok?
+ if(oldblock)
+ block = oldblock;
+ // Load from disk or generate
+ else
+ block = m_map->emergeBlock(blockpos);
+ }*/
+
+ if(block)
+ {
+ block->m_static_objects.insert(0, s_obj);
+ block->setChangedFlag();
+ obj->m_static_exists = true;
+ obj->m_static_block = block->getPos();
+ }
+ else{
+ dstream<<"WARNING: ServerEnv: Could not find or generate "
+ <<"a block for storing static object"<<std::endl;
+ obj->m_static_exists = false;
+ continue;
+ }
+
+ /*
+ Delete active object if not known by some client,
+ else set pending deactivation
+ */
+
+ // If known by some client, don't delete.
+ if(obj->m_known_by_count > 0 && force_delete == false)
+ {
+ obj->m_pending_deactivation = true;
+ continue;
+ }
+
+ /*dstream<<"INFO: Server: Stored static data. Deleting object."
+ <<std::endl;*/
+ // Delete active object
+ delete obj;
+ // Id to be removed from m_active_objects
+ objects_to_remove.push_back(id);
+ }
+
+ // Remove references from m_active_objects
+ for(core::list<u16>::Iterator i = objects_to_remove.begin();
+ i != objects_to_remove.end(); i++)
+ {
+ m_active_objects.remove(*i);
+ }
+}
+
+
+#ifndef SERVER
+
+/*
+ ClientEnvironment
+*/
+
+ClientEnvironment::ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr):
+ m_map(map),
+ m_smgr(smgr)
+{
+ assert(m_map);
+ assert(m_smgr);
+}
+
+ClientEnvironment::~ClientEnvironment()
+{
+ // delete active objects
+ for(core::map<u16, ClientActiveObject*>::Iterator
+ i = m_active_objects.getIterator();
+ i.atEnd()==false; i++)
+ {
+ delete i.getNode()->getValue();
+ }
+
+ // Drop/delete map
+ m_map->drop();