]> git.lizzy.rs Git - minetest.git/blobdiff - src/environment.cpp
Initially add small and tight logging facility
[minetest.git] / src / environment.cpp
index f233eaf7ff072ddab7ef88c824b51c2103147497..f6b9b0a22c8fa36aa7a541d2c405fc4993b61a3a 100644 (file)
@@ -21,7 +21,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "filesys.h"
 #include "porting.h"
 #include "collision.h"
-
+#include "content_mapnode.h"
+#include "mapblock.h"
+#include "serverobject.h"
+#include "content_sao.h"
+#include "mapgen.h"
+#include "settings.h"
 
 Environment::Environment():
        m_time_of_day(9000)
@@ -426,7 +431,14 @@ void ServerEnvironment::deSerializePlayers(const std::string &savedir)
                        testplayer.deSerialize(is);
                }
 
-               dstream<<"Loaded test player with name "<<testplayer.getName()<<std::endl;
+               if(!string_allowed(testplayer.getName(), PLAYERNAME_ALLOWED_CHARS))
+               {
+                       dstream<<"Not loading player with invalid name: "
+                                       <<testplayer.getName()<<std::endl;
+               }
+
+               dstream<<"Loaded test player with name "<<testplayer.getName()
+                               <<std::endl;
                
                // Search for the player
                std::string playername = testplayer.getName();
@@ -533,11 +545,11 @@ void spawnRandomObjects(MapBlock *block)
                {
                        v3s16 p(x0,y0,z0);
                        MapNode n = block->getNodeNoEx(p);
-                       if(n.d == CONTENT_IGNORE)
+                       if(n.getContent() == CONTENT_IGNORE)
                                continue;
-                       if(content_features(n.d).liquid_type != LIQUID_NONE)
+                       if(content_features(n).liquid_type != LIQUID_NONE)
                                continue;
-                       if(content_features(n.d).walkable)
+                       if(content_features(n).walkable)
                        {
                                last_node_walkable = true;
                                continue;
@@ -545,7 +557,7 @@ void spawnRandomObjects(MapBlock *block)
                        if(last_node_walkable)
                        {
                                // If block contains light information
-                               if(content_features(n.d).param_type == CPT_LIGHT)
+                               if(content_features(n).param_type == CPT_LIGHT)
                                {
                                        if(n.getLight(LIGHTBANK_DAY) <= 5)
                                        {
@@ -571,6 +583,79 @@ void spawnRandomObjects(MapBlock *block)
 }
 #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
+       }
+}
+
+static void getMob_dungeon_master(Settings &properties)
+{
+       properties.set("looks", "dungeon_master");
+       properties.setFloat("yaw", 1.57);
+       properties.setFloat("hp", 30);
+       properties.setBool("bright_shooting", true);
+       properties.set("shoot_type", "fireball");
+       properties.set("shoot_y", "0.7");
+       properties.set("player_hit_damage", "1");
+       properties.set("player_hit_distance", "1.0");
+       properties.set("player_hit_interval", "0.5");
+}
+
 void ServerEnvironment::step(float dtime)
 {
        DSTACK(__FUNCTION_NAME);
@@ -578,7 +663,7 @@ void ServerEnvironment::step(float dtime)
        //TimeTaker timer("ServerEnv step");
 
        // Get some settings
-       bool footprints = g_settings.getBool("footprints");
+       bool footprints = g_settings->getBool("footprints");
 
        /*
                Increment game time
@@ -590,14 +675,6 @@ void ServerEnvironment::step(float dtime)
                m_game_time_fraction_counter -= (float)inc_i;
        }
        
-       /*
-               Let map update it's timers
-       */
-       {
-               //TimeTaker timer("Server m_map->timerUpdate()");
-               m_map->timerUpdate(dtime);
-       }
-
        /*
                Handle players
        */
@@ -624,9 +701,9 @@ void ServerEnvironment::step(float dtime)
                        v3s16 bottompos = floatToInt(playerpos + v3f(0,-BS/4,0), BS);
                        try{
                                MapNode n = m_map->getNode(bottompos);
-                               if(n.d == CONTENT_GRASS)
+                               if(n.getContent() == CONTENT_GRASS)
                                {
-                                       n.d = CONTENT_GRASS_FOOTSTEPS;
+                                       n.setContent(CONTENT_GRASS_FOOTSTEPS);
                                        m_map->setNode(bottompos, n);
                                }
                        }
@@ -661,7 +738,7 @@ void ServerEnvironment::step(float dtime)
                /*
                        Update list of active blocks, collecting changes
                */
-               const s16 active_block_range = 5;
+               const s16 active_block_range = g_settings->getS16("active_block_range");
                core::map<v3s16, bool> blocks_removed;
                core::map<v3s16, bool> blocks_added;
                m_active_blocks.update(players_blockpos, active_block_range,
@@ -687,7 +764,7 @@ void ServerEnvironment::step(float dtime)
                        if(block==NULL)
                                continue;
                        
-                       // Set current time as timestamp
+                       // Set current time as timestamp (and let it set ChangedFlag)
                        block->setTimestamp(m_game_time);
                }
 
@@ -707,55 +784,54 @@ void ServerEnvironment::step(float dtime)
                        MapBlock *block = m_map->getBlockNoCreateNoEx(p);
                        if(block==NULL)
                                continue;
-                       
-                       // 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();
 
-                       // Set current time as timestamp
-                       block->setTimestamp(m_game_time);
+                       activateBlock(block);
+               }
+       }
 
-                       //dstream<<"Block is "<<dtime_s<<" seconds old."<<std::endl;
+       /*
+               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();
                        
-                       // Activate stored objects
-                       activateObjects(block);
+                       /*dstream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
+                                       <<") being handled"<<std::endl;*/
+
+                       MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+                       if(block==NULL)
+                               continue;
 
-                       // TODO: Do something
+                       // Reset block usage timer
+                       block->resetUsageTimer();
                        
-                       // 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++)
+                       // Set current time as timestamp
+                       block->setTimestampNoChangedFlag(m_game_time);
+
+                       // Run node metadata
+                       bool changed = block->m_node_metadata.step(dtime);
+                       if(changed)
                        {
-                               v3s16 p = p0 + block->getPosRelative();
-                               MapNode n = block->getNodeNoEx(p0);
-                               // Test something:
-                               // Convert all mud under proper day lighting to grass
-                               if(n.d == CONTENT_MUD)
-                               {
-                                       if(1)
-                                       {
-                                               MapNode n_top = block->getNodeNoEx(p0+v3s16(0,1,0));
-                                               if(content_features(n_top.d).walkable == false &&
-                                                               n_top.getLight(LIGHTBANK_DAY) >= 13)
-                                               {
-                                                       n.d = CONTENT_GRASS;
-                                                       m_map->addNodeWithEvent(p, n);
-                                               }
-                                       }
-                               }
+                               MapEditEvent event;
+                               event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
+                               event.p = p;
+                               m_map->dispatchEvent(&event);
+
+                               block->setChangedFlag();
                        }
                }
        }
-
-       /*
-               Mess around in active blocks
-       */
-       if(m_active_blocks_test_interval.step(dtime, 5.0))
+       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++)
@@ -770,8 +846,8 @@ void ServerEnvironment::step(float dtime)
                                continue;
                        
                        // Set current time as timestamp
-                       block->setTimestamp(m_game_time);
-                       
+                       block->setTimestampNoChangedFlag(m_game_time);
+
                        /*
                                Do stuff!
 
@@ -784,6 +860,22 @@ void ServerEnvironment::step(float dtime)
                                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++)
@@ -792,21 +884,137 @@ void ServerEnvironment::step(float dtime)
                        {
                                v3s16 p = p0 + block->getPosRelative();
                                MapNode n = block->getNodeNoEx(p0);
-                               // Test something:
-                               // Convert mud under proper lighting to grass
-                               if(n.d == CONTENT_MUD)
+
+                               /*
+                                       Test something:
+                                       Convert mud under proper lighting to grass
+                               */
+                               if(n.getContent() == CONTENT_MUD)
                                {
-                                       if(myrand()%4 == 0)
+                                       if(myrand()%20 == 0)
                                        {
-                                               MapNode n_top = block->getNodeNoEx(p0+v3s16(0,1,0));
-                                               if(content_features(n_top.d).walkable == false &&
+                                               MapNode n_top = m_map->getNodeNoEx(p+v3s16(0,1,0));
+                                               if(content_features(n_top).air_equivalent &&
                                                                n_top.getLightBlend(getDayNightRatio()) >= 13)
                                                {
-                                                       n.d = CONTENT_GRASS;
+                                                       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);
+                                               }
+                                       }
+                               }
+                               /*
+                                       Fun things spawn in caves and dungeons
+                               */
+                               if(n.getContent() == CONTENT_STONE ||
+                                               n.getContent() == CONTENT_MOSSYCOBBLE)
+                               {
+                                       if(myrand()%200 == 0 && active_object_count_wider == 0)
+                                       {
+                                               v3s16 p1 = p + v3s16(0,1,0);
+                                               MapNode n1a = m_map->getNodeNoEx(p1+v3s16(0,0,0));
+                                               if(n1a.getLightBlend(getDayNightRatio()) <= 3){
+                                                       MapNode n1b = m_map->getNodeNoEx(p1+v3s16(0,1,0));
+                                                       if(n1a.getContent() == CONTENT_AIR &&
+                                                                       n1b.getContent() == CONTENT_AIR)
+                                                       {
+                                                               v3f pos = intToFloat(p1, BS);
+                                                               int i = myrand()%5;
+                                                               if(i == 0 || i == 1){
+                                                                       Settings properties;
+                                                                       getMob_dungeon_master(properties);
+                                                                       ServerActiveObject *obj = new MobV2SAO(
+                                                                                       this, 0, pos, &properties);
+                                                                       addActiveObject(obj);
+                                                               } else if(i == 2 || i == 3){
+                                                                       for(int j=0; j<3; j++){
+                                                                               ServerActiveObject *obj = new RatSAO(
+                                                                                               this, 0, pos);
+                                                                               addActiveObject(obj);
+                                                                       }
+                                                               } else {
+                                                                       ServerActiveObject *obj = new Oerkki1SAO(
+                                                                                       this, 0, pos);
+                                                                       addActiveObject(obj);
+                                                               }
+                                                       }
+                                               }
+                                       }
+                               }
+                               /*
+                                       Make trees from saplings!
+                               */
+                               if(n.getContent() == CONTENT_SAPLING)
+                               {
+                                       if(myrand()%50 == 0)
+                                       {
+                                               core::map<v3s16, MapBlock*> modified_blocks;
+                                               v3s16 tree_p = p;
+                                               ManualMapVoxelManipulator vmanip(m_map);
+                                               v3s16 tree_blockp = getNodeBlockPos(tree_p);
+                                               vmanip.initialEmerge(tree_blockp - v3s16(1,1,1), tree_blockp + v3s16(1,1,1));
+                                               bool is_apple_tree = myrand()%4 == 0;
+                                               mapgen::make_tree(vmanip, tree_p, is_apple_tree);
+                                               vmanip.blitBackAll(&modified_blocks);
+
+                                               // update lighting
+                                               core::map<v3s16, MapBlock*> lighting_modified_blocks;
+                                               for(core::map<v3s16, MapBlock*>::Iterator
+                                                       i = modified_blocks.getIterator();
+                                                       i.atEnd() == false; i++)
+                                               {
+                                                       lighting_modified_blocks.insert(i.getNode()->getKey(), i.getNode()->getValue());
+                                               }
+                                               m_map->updateLighting(lighting_modified_blocks, modified_blocks);
+
+                                               // Send a MEET_OTHER event
+                                               MapEditEvent event;
+                                               event.type = MEET_OTHER;
+                                               for(core::map<v3s16, MapBlock*>::Iterator
+                                                       i = modified_blocks.getIterator();
+                                                       i.atEnd() == false; i++)
+                                               {
+                                                       v3s16 p = i.getNode()->getKey();
+                                                       event.modified_blocks.insert(p, true);
+                                               }
+                                               m_map->dispatchEvent(&event);
+                                       }
+                               }
                        }
                }
        }
@@ -820,7 +1028,7 @@ void ServerEnvironment::step(float dtime)
                // 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)
+               if(m_send_recommended_timer > 0.10)
                {
                        m_send_recommended_timer = 0;
                        send_recommended = true;
@@ -831,11 +1039,22 @@ void ServerEnvironment::step(float dtime)
                                i.atEnd()==false; i++)
                {
                        ServerActiveObject* obj = i.getNode()->getValue();
+                       // Remove non-peaceful mobs on peaceful mode
+                       if(g_settings->getBool("only_peaceful_mobs")){
+                               if(!obj->isPeaceful())
+                                       obj->m_removed = true;
+                       }
                        // Don't step if is to be removed or stored statically
                        if(obj->m_removed || obj->m_pending_deactivation)
                                continue;
-                       // Step object, putting messages directly to the queue
-                       obj->step(dtime, m_active_object_messages, send_recommended);
+                       // 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());
+                       }
                }
        }
        
@@ -850,13 +1069,13 @@ void ServerEnvironment::step(float dtime)
                removeRemovedObjects();
        }
 
-       if(g_settings.getBool("enable_experimental"))
+       if(g_settings->getBool("enable_experimental"))
        {
 
        /*
                TEST CODE
        */
-#if 1
+#if 0
        m_random_spawn_timer -= dtime;
        if(m_random_spawn_timer < 0)
        {
@@ -878,7 +1097,7 @@ void ServerEnvironment::step(float dtime)
                        pos = player->getPosition();
                pos += v3f(
                        myrand_range(-3,3)*BS,
-                       0,
+                       5,
                        myrand_range(-3,3)*BS
                );
 
@@ -889,7 +1108,15 @@ void ServerEnvironment::step(float dtime)
                //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 Oerkki1SAO(this, 0, pos);
+               //ServerActiveObject *obj = new FireflySAO(this, 0, pos);
+
+               dstream<<DTIME<<"INFO: Server: Spawning MobV2SAO at "
+                               <<"("<<pos.X<<","<<pos.Y<<","<<pos.Z<<")"<<std::endl;
+               
+               Settings properties;
+               getMob_dungeon_master(properties);
+               ServerActiveObject *obj = new MobV2SAO(this, 0, pos, &properties);
                addActiveObject(obj);
        }
 #endif
@@ -941,49 +1168,49 @@ u16 getFreeServerActiveObjectId(
 u16 ServerEnvironment::addActiveObject(ServerActiveObject *object)
 {
        assert(object);
-       if(object->getId() == 0)
-       {
-               u16 new_id = getFreeServerActiveObjectId(m_active_objects);
-               if(new_id == 0)
-               {
-                       dstream<<"WARNING: ServerEnvironment::addActiveObject(): "
-                                       <<"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::addActiveObject(): "
-                               <<"id is not free ("<<object->getId()<<")"<<std::endl;
-               delete object;
-               return 0;
-       }
-       /*dstream<<"INGO: ServerEnvironment::addActiveObject(): "
-                       <<"added (id="<<object->getId()<<")"<<std::endl;*/
-                       
-       m_active_objects.insert(object->getId(), object);
+       u16 id = addActiveObjectRaw(object, true);
+       return id;
+}
 
-       // 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);
+bool ServerEnvironment::addActiveObjectAsStatic(ServerActiveObject *obj)
+{
+       assert(obj);
+
+       v3f objectpos = obj->getBasePosition(); 
+
+       // The block in which the object resides in
+       v3s16 blockpos_o = getNodeBlockPos(floatToInt(objectpos, BS));
+
+       /*
+               Update the static data
+       */
+
+       // 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));
-       MapBlock *block = m_map->getBlockNoCreateNoEx(blockpos);
+       // Get or generate the block
+       MapBlock *block = m_map->emergeBlock(blockpos);
+
+       bool succeeded = false;
+
        if(block)
        {
-               block->m_static_objects.m_active.insert(object->getId(), s_obj);
-               object->m_static_exists = true;
-               object->m_static_block = blockpos;
+               block->m_static_objects.insert(0, s_obj);
+               block->raiseModified(MOD_STATE_WRITE_AT_UNLOAD);
+               succeeded = true;
        }
        else{
-               dstream<<"WARNING: Server: Could not find a block for "
-                               <<"storing newly added static active object"<<std::endl;
+               dstream<<"WARNING: ServerEnvironment::addActiveObjectAsStatic: "
+                               <<"Could not find or generate "
+                               <<"a block for storing static object"<<std::endl;
+               succeeded = false;
        }
 
-       return object->getId();
+       delete obj;
+
+       return succeeded;
 }
 
 /*
@@ -1086,6 +1313,58 @@ ActiveObjectMessage ServerEnvironment::getActiveObjectMessage()
        ************ 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<<"INFO: 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)
 */
@@ -1176,8 +1455,8 @@ void ServerEnvironment::activateObjects(MapBlock *block)
                        continue;
                }
                // This will also add the object to the active static list
-               addActiveObject(obj);
-               //u16 id = addActiveObject(obj);
+               addActiveObjectRaw(obj, false);
+               //u16 id = addActiveObjectRaw(obj, false);
        }
        // Clear stored list
        block->m_static_objects.m_stored.clear();
@@ -1190,7 +1469,8 @@ void ServerEnvironment::activateObjects(MapBlock *block)
                block->m_static_objects.m_stored.push_back(s_obj);
        }
        // Block has been modified
-       block->setChangedFlag();
+       // NOTE: No it has not really. Save I/O here.
+       //block->setChangedFlag();
 }
 
 /*
@@ -1210,8 +1490,6 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                        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)
@@ -1222,9 +1500,12 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                        continue;
                }
 
+               u16 id = i.getNode()->getKey();         
+               v3f objectpos = obj->getBasePosition(); 
+
                // 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;
@@ -1250,7 +1531,20 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                StaticObject s_obj(obj->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);
+               // 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);
@@ -1258,17 +1552,9 @@ void ServerEnvironment::deactivateFarObjects(bool force_delete)
                        obj->m_static_exists = true;
                        obj->m_static_block = block->getPos();
                }
-               // If not possible, add back to previous block
-               else if(oldblock)
-               {
-                       oldblock->m_static_objects.insert(0, s_obj);
-                       oldblock->setChangedFlag();
-                       obj->m_static_exists = true;
-                       obj->m_static_block = oldblock->getPos();
-               }
                else{
-                       dstream<<"WARNING: Server: Could not find a block for "
-                                       <<"storing static object"<<std::endl;
+                       dstream<<"WARNING: ServerEnv: Could not find or generate "
+                                       <<"a block for storing static object"<<std::endl;
                        obj->m_static_exists = false;
                        continue;
                }
@@ -1359,14 +1645,9 @@ void ClientEnvironment::step(float dtime)
        DSTACK(__FUNCTION_NAME);
 
        // Get some settings
-       bool free_move = g_settings.getBool("free_move");
-       bool footprints = g_settings.getBool("footprints");
+       bool free_move = g_settings->getBool("free_move");
+       bool footprints = g_settings->getBool("footprints");
 
-       {
-               //TimeTaker timer("Client m_map->timerUpdate()");
-               m_map->timerUpdate(dtime);
-       }
-       
        // Get local player
        LocalPlayer *lplayer = getLocalPlayer();
        assert(lplayer);
@@ -1376,6 +1657,13 @@ void ClientEnvironment::step(float dtime)
        /*
                Get the speed the player is going
        */
+       bool is_climbing = lplayer->is_climbing;
+       
+       /*
+               Check if the player is frozen (don't apply physics)
+       */
+       bool is_frozen = lplayer->is_frozen;
+
        f32 player_speed = 0.001; // just some small value
        player_speed = lplayer->getSpeed().getLength();
        
@@ -1433,7 +1721,7 @@ void ClientEnvironment::step(float dtime)
                        v3f lplayerpos = lplayer->getPosition();
                        
                        // Apply physics
-                       if(free_move == false)
+                       if(free_move == false && is_climbing == false && is_frozen == false)
                        {
                                // Gravity
                                v3f speed = lplayer->getSpeed();
@@ -1495,6 +1783,38 @@ void ClientEnvironment::step(float dtime)
                }
        }
        
+       /*
+               A quick draft of lava damage
+       */
+       if(m_lava_hurt_interval.step(dtime, 1.0))
+       {
+               v3f pf = lplayer->getPosition();
+               
+               // Feet, middle and head
+               v3s16 p1 = floatToInt(pf + v3f(0, BS*0.1, 0), BS);
+               MapNode n1 = m_map->getNodeNoEx(p1);
+               v3s16 p2 = floatToInt(pf + v3f(0, BS*0.8, 0), BS);
+               MapNode n2 = m_map->getNodeNoEx(p2);
+               v3s16 p3 = floatToInt(pf + v3f(0, BS*1.6, 0), BS);
+               MapNode n3 = m_map->getNodeNoEx(p2);
+
+               u32 damage_per_second = 0;
+               damage_per_second = MYMAX(damage_per_second,
+                               content_features(n1).damage_per_second);
+               damage_per_second = MYMAX(damage_per_second,
+                               content_features(n2).damage_per_second);
+               damage_per_second = MYMAX(damage_per_second,
+                               content_features(n3).damage_per_second);
+               
+               if(damage_per_second != 0)
+               {
+                       ClientEnvEvent event;
+                       event.type = CEE_PLAYER_DAMAGE;
+                       event.player_damage.amount = damage_per_second;
+                       m_client_event_queue.push_back(event);
+               }
+       }
+       
        /*
                Stuff that can be done in an arbitarily large dtime
        */
@@ -1512,18 +1832,19 @@ void ClientEnvironment::step(float dtime)
                        // Move
                        player->move(dtime, *m_map, 100*BS);
 
-                       // Update lighting on remote players on client
-                       u8 light = LIGHT_MAX;
-                       try{
-                               // Get node at head
-                               v3s16 p = floatToInt(playerpos + v3f(0,BS+BS/2,0), BS);
-                               MapNode n = m_map->getNode(p);
-                               light = n.getLightBlend(getDayNightRatio());
-                       }
-                       catch(InvalidPositionException &e) {}
-                       player->updateLight(light);
                }
                
+               // Update lighting on all players on client
+               u8 light = LIGHT_MAX;
+               try{
+                       // Get node at head
+                       v3s16 p = player->getLightPosition();
+                       MapNode n = m_map->getNode(p);
+                       light = n.getLightBlend(getDayNightRatio());
+               }
+               catch(InvalidPositionException &e) {}
+               player->updateLight(light);
+
                /*
                        Add footsteps to grass
                */
@@ -1533,9 +1854,9 @@ void ClientEnvironment::step(float dtime)
                        v3s16 bottompos = floatToInt(playerpos + v3f(0,-BS/4,0), BS);
                        try{
                                MapNode n = m_map->getNode(bottompos);
-                               if(n.d == CONTENT_GRASS)
+                               if(n.getContent() == CONTENT_GRASS)
                                {
-                                       n.d = CONTENT_GRASS_FOOTSTEPS;
+                                       n.setContent(CONTENT_GRASS_FOOTSTEPS);
                                        m_map->setNode(bottompos, n);
                                        // Update mesh on client
                                        if(m_map->mapType() == MAPTYPE_CLIENT)
@@ -1564,17 +1885,21 @@ void ClientEnvironment::step(float dtime)
                ClientActiveObject* obj = i.getNode()->getValue();
                // Step object
                obj->step(dtime, this);
-               // Update lighting
-               //u8 light = LIGHT_MAX;
-               u8 light = 0;
-               try{
-                       // Get node at head
-                       v3s16 p = obj->getLightPosition();
-                       MapNode n = m_map->getNode(p);
-                       light = n.getLightBlend(getDayNightRatio());
+
+               if(m_active_object_light_update_interval.step(dtime, 0.21))
+               {
+                       // Update lighting
+                       //u8 light = LIGHT_MAX;
+                       u8 light = 0;
+                       try{
+                               // Get node at head
+                               v3s16 p = obj->getLightPosition();
+                               MapNode n = m_map->getNode(p);
+                               light = n.getLightBlend(getDayNightRatio());
+                       }
+                       catch(InvalidPositionException &e) {}
+                       obj->updateLight(light);
                }
-               catch(InvalidPositionException &e) {}
-               obj->updateLight(light);
        }
 }
 
@@ -1651,7 +1976,7 @@ u16 ClientEnvironment::addActiveObject(ClientActiveObject *object)
                delete object;
                return 0;
        }
-       dstream<<"INGO: ClientEnvironment::addActiveObject(): "
+       dstream<<"INFO: ClientEnvironment::addActiveObject(): "
                        <<"added (id="<<object->getId()<<")"<<std::endl;
        m_active_objects.insert(object->getId(), object);
        object->addToScene(m_smgr);
@@ -1672,9 +1997,9 @@ void ClientEnvironment::addActiveObject(u16 id, u8 type,
        
        obj->setId(id);
 
-       addActiveObject(obj);
-
        obj->initialize(init_data);
+       
+       addActiveObject(obj);
 }
 
 void ClientEnvironment::removeActiveObject(u16 id)