]> git.lizzy.rs Git - minetest.git/blobdiff - src/client.cpp
Custom boxy nodes (stairs, slabs) and collision changes
[minetest.git] / src / client.cpp
index 2687d01e0daf209bb51dc31eb6d397027ec17b6f..1327feb1f001f910a47cca8e97a57a54e2d6d845 100644 (file)
@@ -3,22 +3,21 @@ Minetest-c55
 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #include "client.h"
-#include "utility.h"
 #include <iostream>
 #include "clientserver.h"
 #include "jmutexautolock.h"
@@ -28,6 +27,34 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "mapsector.h"
 #include "mapblock_mesh.h"
 #include "mapblock.h"
+#include "settings.h"
+#include "profiler.h"
+#include "log.h"
+#include "nodemetadata.h"
+#include "nodedef.h"
+#include "itemdef.h"
+#include <IFileSystem.h>
+#include "sha1.h"
+#include "base64.h"
+#include "clientmap.h"
+#include "filecache.h"
+#include "sound.h"
+#include "util/string.h"
+#include "hex.h"
+
+static std::string getMediaCacheDir()
+{
+       return porting::path_user + DIR_DELIM + "cache" + DIR_DELIM + "media";
+}
+
+struct MediaRequest
+{
+       std::string name;
+
+       MediaRequest(const std::string &name_=""):
+               name(name_)
+       {}
+};
 
 /*
        QueuedMeshUpdate
@@ -59,8 +86,9 @@ MeshUpdateQueue::~MeshUpdateQueue()
 {
        JMutexAutoLock lock(m_mutex);
 
-       core::list<QueuedMeshUpdate*>::Iterator i;
-       for(i=m_queue.begin(); i!=m_queue.end(); i++)
+       for(std::vector<QueuedMeshUpdate*>::iterator
+                       i = m_queue.begin();
+                       i != m_queue.end(); i++)
        {
                QueuedMeshUpdate *q = *i;
                delete q;
@@ -70,7 +98,7 @@ MeshUpdateQueue::~MeshUpdateQueue()
 /*
        peer_id=0 adds with nobody to send to
 */
-void MeshUpdateQueue::addBlock(v3s16 p, MeshMakeData *data, bool ack_block_to_server)
+void MeshUpdateQueue::addBlock(v3s16 p, MeshMakeData *data, bool ack_block_to_server, bool urgent)
 {
        DSTACK(__FUNCTION_NAME);
 
@@ -78,12 +106,16 @@ void MeshUpdateQueue::addBlock(v3s16 p, MeshMakeData *data, bool ack_block_to_se
 
        JMutexAutoLock lock(m_mutex);
 
+       if(urgent)
+               m_urgents.insert(p);
+
        /*
                Find if block is already in queue.
                If it is, update the data and quit.
        */
-       core::list<QueuedMeshUpdate*>::Iterator i;
-       for(i=m_queue.begin(); i!=m_queue.end(); i++)
+       for(std::vector<QueuedMeshUpdate*>::iterator
+                       i = m_queue.begin();
+                       i != m_queue.end(); i++)
        {
                QueuedMeshUpdate *q = *i;
                if(q->p == p)
@@ -113,12 +145,19 @@ QueuedMeshUpdate * MeshUpdateQueue::pop()
 {
        JMutexAutoLock lock(m_mutex);
 
-       core::list<QueuedMeshUpdate*>::Iterator i = m_queue.begin();
-       if(i == m_queue.end())
-               return NULL;
-       QueuedMeshUpdate *q = *i;
-       m_queue.erase(i);
-       return q;
+       bool must_be_urgent = !m_urgents.empty();
+       for(std::vector<QueuedMeshUpdate*>::iterator
+                       i = m_queue.begin();
+                       i != m_queue.end(); i++)
+       {
+               QueuedMeshUpdate *q = *i;
+               if(must_be_urgent && m_urgents.count(q->p) == 0)
+                       continue;
+               m_queue.erase(i);
+               m_urgents.erase(q->p);
+               return q;
+       }
+       return NULL;
 }
 
 /*
@@ -129,6 +168,8 @@ void * MeshUpdateThread::Thread()
 {
        ThreadStarted();
 
+       log_register_thread("MeshUpdateThread");
+
        DSTACK(__FUNCTION_NAME);
        
        BEGIN_DEBUG_EXCEPTION_HANDLER
@@ -151,17 +192,21 @@ void * MeshUpdateThread::Thread()
                        continue;
                }
 
-               ScopeProfiler sp(&g_profiler, "mesh make");
+               ScopeProfiler sp(g_profiler, "Client: Mesh making");
 
-               scene::SMesh *mesh_new = NULL;
-               mesh_new = makeMapBlockMesh(q->data);
+               MapBlockMesh *mesh_new = new MapBlockMesh(q->data);
+               if(mesh_new->getMesh()->getMeshBufferCount() == 0)
+               {
+                       delete mesh_new;
+                       mesh_new = NULL;
+               }
 
                MeshUpdateResult r;
                r.p = q->p;
                r.mesh = mesh_new;
                r.ack_block_to_server = q->ack_block_to_server;
 
-               /*dstream<<"MeshUpdateThread: Processed "
+               /*infostream<<"MeshUpdateThread: Processed "
                                <<"("<<q->p.X<<","<<q->p.Y<<","<<q->p.Z<<")"
                                <<std::endl;*/
 
@@ -170,7 +215,7 @@ void * MeshUpdateThread::Thread()
                delete q;
        }
 
-       END_DEBUG_EXCEPTION_HANDLER
+       END_DEBUG_EXCEPTION_HANDLER(errorstream)
 
        return NULL;
 }
@@ -179,24 +224,48 @@ Client::Client(
                IrrlichtDevice *device,
                const char *playername,
                std::string password,
-               MapDrawControl &control):
-       m_mesh_update_thread(),
+               MapDrawControl &control,
+               IWritableTextureSource *tsrc,
+               IWritableItemDefManager *itemdef,
+               IWritableNodeDefManager *nodedef,
+               ISoundManager *sound,
+               MtEventManager *event
+):
+       m_tsrc(tsrc),
+       m_itemdef(itemdef),
+       m_nodedef(nodedef),
+       m_sound(sound),
+       m_event(event),
+       m_mesh_update_thread(this),
        m_env(
-               new ClientMap(this, control,
+               new ClientMap(this, this, control,
                        device->getSceneManager()->getRootSceneNode(),
                        device->getSceneManager(), 666),
-               device->getSceneManager()
+               device->getSceneManager(),
+               tsrc, this, device
        ),
        m_con(PROTOCOL_ID, 512, CONNECTION_TIMEOUT, this),
        m_device(device),
-       camera_position(0,0,0),
-       camera_direction(0,0,1),
        m_server_ser_ver(SER_FMT_VER_INVALID),
+       m_playeritem(0),
        m_inventory_updated(false),
-       m_time_of_day(0),
+       m_inventory_from_server(NULL),
+       m_inventory_from_server_age(0.0),
+       m_animation_time(0),
+       m_crack_level(-1),
+       m_crack_pos(0,0,0),
        m_map_seed(0),
        m_password(password),
-       m_access_denied(false)
+       m_access_denied(false),
+       m_media_cache(getMediaCacheDir()),
+       m_media_receive_progress(0),
+       m_media_received(false),
+       m_itemdef_received(false),
+       m_nodedef_received(false),
+       m_time_of_day_set(false),
+       m_last_time_of_day_f(-1),
+       m_time_of_day_update_timer(0),
+       m_removed_sounds_check_timer(0)
 {
        m_packetcounter_timer = 0.0;
        //m_delete_unused_sectors_timer = 0.0;
@@ -205,25 +274,21 @@ Client::Client(
        m_playerpos_send_timer = 0.0;
        m_ignore_damage_timer = 0.0;
 
-       //m_env_mutex.Init();
-       //m_con_mutex.Init();
-
-       m_mesh_update_thread.Start();
-
+       // Build main texture atlas, now that the GameDef exists (that is, us)
+       if(g_settings->getBool("enable_texture_atlas"))
+               m_tsrc->buildMainAtlas(this);
+       else
+               infostream<<"Not building texture atlas."<<std::endl;
+       
        /*
                Add local player
        */
        {
-               //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-
-               Player *player = new LocalPlayer();
+               Player *player = new LocalPlayer(this);
 
                player->updateName(playername);
 
                m_env.addPlayer(player);
-               
-               // Initialize player in the inventory context
-               m_inventory_context.current_player = player;
        }
 }
 
@@ -237,13 +302,15 @@ Client::~Client()
        m_mesh_update_thread.setRun(false);
        while(m_mesh_update_thread.IsRunning())
                sleep_ms(100);
+
+       delete m_inventory_from_server;
 }
 
 void Client::connect(Address address)
 {
        DSTACK(__FUNCTION_NAME);
        //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
-       m_con.setTimeoutMs(0);
+       m_con.SetTimeoutMs(0);
        m_con.Connect(address);
 }
 
@@ -273,7 +340,13 @@ void Client::step(float dtime)
        else
                m_ignore_damage_timer = 0.0;
        
-       //dstream<<"Client steps "<<dtime<<std::endl;
+       m_animation_time += dtime;
+       if(m_animation_time > 60.0)
+               m_animation_time -= 60.0;
+
+       m_time_of_day_update_timer += dtime;
+       
+       //infostream<<"Client steps "<<dtime<<std::endl;
 
        {
                //TimeTaker timer("ReceiveAll()", m_device);
@@ -298,8 +371,8 @@ void Client::step(float dtime)
                {
                        counter = 20.0;
                        
-                       dout_client<<"Client packetcounter (20s):"<<std::endl;
-                       m_packetcounter.print(dout_client);
+                       infostream<<"Client packetcounter (20s):"<<std::endl;
+                       m_packetcounter.print(infostream);
                        m_packetcounter.clear();
                }
        }
@@ -329,7 +402,7 @@ void Client::step(float dtime)
                        core::list<v3s16> deleted_blocks;
 
                        float delete_unused_sectors_timeout = 
-                               g_settings.getFloat("client_delete_unused_sectors_timeout");
+                               g_settings->getFloat("client_delete_unused_sectors_timeout");
        
                        // Delete sector blocks
                        /*u32 num = m_env.getMap().unloadUnusedData
@@ -343,9 +416,9 @@ void Client::step(float dtime)
 
                        if(deleted_blocks.size() > 0)
                        {
-                               /*dstream<<DTIME<<"Client: Deleted blocks of "<<num
+                               /*infostream<<"Client: Deleted blocks of "<<num
                                                <<" unused sectors"<<std::endl;*/
-                               /*dstream<<DTIME<<"Client: Deleted "<<num
+                               /*infostream<<"Client: Deleted "<<num
                                                <<" unused sectors"<<std::endl;*/
                                
                                /*
@@ -424,14 +497,14 @@ void Client::step(float dtime)
                        memset((char*)&data[3], 0, PLAYERNAME_SIZE);
                        snprintf((char*)&data[3], PLAYERNAME_SIZE, "%s", myplayer->getName());
 
-                       /*dstream<<"Client: sending initial password hash: \""<<m_password<<"\""
+                       /*infostream<<"Client: sending initial password hash: \""<<m_password<<"\""
                                        <<std::endl;*/
 
                        memset((char*)&data[23], 0, PASSWORD_SIZE);
                        snprintf((char*)&data[23], PASSWORD_SIZE, "%s", m_password.c_str());
                        
                        // This should be incremented in each version
-                       writeU16(&data[51], 1);
+                       writeU16(&data[51], PROTOCOL_VERSION);
 
                        // Send as unreliable
                        Send(0, data, false);
@@ -451,14 +524,14 @@ void Client::step(float dtime)
        const float map_timer_and_unload_dtime = 5.25;
        if(m_map_timer_and_unload_interval.step(dtime, map_timer_and_unload_dtime))
        {
-               ScopeProfiler sp(&g_profiler, "Client: map timer and unload");
+               ScopeProfiler sp(g_profiler, "Client: map timer and unload");
                core::list<v3s16> deleted_blocks;
                m_env.getMap().timerUpdate(map_timer_and_unload_dtime,
-                               g_settings.getFloat("client_unload_unused_data_timeout"),
+                               g_settings->getFloat("client_unload_unused_data_timeout"),
                                &deleted_blocks);
                                
                /*if(deleted_blocks.size() > 0)
-                       dstream<<"Client: Unloaded "<<deleted_blocks.size()
+                       infostream<<"Client: Unloaded "<<deleted_blocks.size()
                                        <<" unused blocks"<<std::endl;*/
                        
                /*
@@ -522,24 +595,6 @@ void Client::step(float dtime)
                // Step environment
                m_env.step(dtime);
                
-               /*
-                       Handle active blocks
-                       NOTE: These old objects are DEPRECATED. TODO: Remove
-               */
-               for(core::map<v3s16, bool>::Iterator
-                               i = m_active_blocks.getIterator();
-                               i.atEnd() == false; i++)
-               {
-                       v3s16 p = i.getNode()->getKey();
-
-                       MapBlock *block = m_env.getMap().getBlockNoCreateNoEx(p);
-                       if(block == NULL)
-                               continue;
-                       
-                       // Step MapBlockObjects
-                       block->stepObjects(dtime, false, m_env.getDayNightRatio());
-               }
-
                /*
                        Get events
                */
@@ -555,7 +610,9 @@ void Client::step(float dtime)
                                if(m_ignore_damage_timer <= 0)
                                {
                                        u8 damage = event.player_damage.amount;
-                                       sendDamage(damage);
+                                       
+                                       if(event.player_damage.send_to_server)
+                                               sendDamage(damage);
 
                                        // Add to ClientEvent queue
                                        ClientEvent event;
@@ -578,8 +635,8 @@ void Client::step(float dtime)
                        counter = 0.0;
                        //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
                        // connectedAndInitialized() is true, peer exists.
-                       con::Peer *peer = m_con.GetPeer(PEER_ID_SERVER);
-                       dstream<<DTIME<<"Client: avg_rtt="<<peer->avg_rtt<<std::endl;
+                       float avg_rtt = m_con.GetPeerAvgRTT(PEER_ID_SERVER);
+                       infostream<<"Client: avg_rtt="<<avg_rtt<<std::endl;
                }
        }
 
@@ -605,21 +662,34 @@ void Client::step(float dtime)
                //TimeTaker timer("** Processing mesh update result queue");
                // 0ms
                
-               /*dstream<<"Mesh update result queue size is "
+               /*infostream<<"Mesh update result queue size is "
                                <<m_mesh_update_thread.m_queue_out.size()
                                <<std::endl;*/
-
+               
+               int num_processed_meshes = 0;
                while(m_mesh_update_thread.m_queue_out.size() > 0)
                {
+                       num_processed_meshes++;
                        MeshUpdateResult r = m_mesh_update_thread.m_queue_out.pop_front();
                        MapBlock *block = m_env.getMap().getBlockNoCreateNoEx(r.p);
                        if(block)
                        {
-                               block->replaceMesh(r.mesh);
+                               //JMutexAutoLock lock(block->mesh_mutex);
+
+                               // Delete the old mesh
+                               if(block->mesh != NULL)
+                               {
+                                       // TODO: Remove hardware buffers of meshbuffers of block->mesh
+                                       delete block->mesh;
+                                       block->mesh = NULL;
+                               }
+
+                               // Replace with the new mesh
+                               block->mesh = r.mesh;
                        }
                        if(r.ack_block_to_server)
                        {
-                               /*dstream<<"Client: ACK block ("<<r.p.X<<","<<r.p.Y
+                               /*infostream<<"Client: ACK block ("<<r.p.X<<","<<r.p.Y
                                                <<","<<r.p.Z<<")"<<std::endl;*/
                                /*
                                        Acknowledge block
@@ -640,18 +710,161 @@ void Client::step(float dtime)
                                m_con.Send(PEER_ID_SERVER, 1, reply, true);
                        }
                }
+               if(num_processed_meshes > 0)
+                       g_profiler->graphAdd("num_processed_meshes", num_processed_meshes);
+       }
+
+       /*
+               If the server didn't update the inventory in a while, revert
+               the local inventory (so the player notices the lag problem
+               and knows something is wrong).
+       */
+       if(m_inventory_from_server)
+       {
+               float interval = 10.0;
+               float count_before = floor(m_inventory_from_server_age / interval);
+
+               m_inventory_from_server_age += dtime;
+
+               float count_after = floor(m_inventory_from_server_age / interval);
+
+               if(count_after != count_before)
+               {
+                       // Do this every <interval> seconds after TOCLIENT_INVENTORY
+                       // Reset the locally changed inventory to the authoritative inventory
+                       Player *player = m_env.getLocalPlayer();
+                       player->inventory = *m_inventory_from_server;
+                       m_inventory_updated = true;
+               }
+       }
+
+       /*
+               Update positions of sounds attached to objects
+       */
+       {
+               for(std::map<int, u16>::iterator
+                               i = m_sounds_to_objects.begin();
+                               i != m_sounds_to_objects.end(); i++)
+               {
+                       int client_id = i->first;
+                       u16 object_id = i->second;
+                       ClientActiveObject *cao = m_env.getActiveObject(object_id);
+                       if(!cao)
+                               continue;
+                       v3f pos = cao->getPosition();
+                       m_sound->updateSoundPosition(client_id, pos);
+               }
+       }
+       
+       /*
+               Handle removed remotely initiated sounds
+       */
+       m_removed_sounds_check_timer += dtime;
+       if(m_removed_sounds_check_timer >= 2.32)
+       {
+               m_removed_sounds_check_timer = 0;
+               // Find removed sounds and clear references to them
+               std::set<s32> removed_server_ids;
+               for(std::map<s32, int>::iterator
+                               i = m_sounds_server_to_client.begin();
+                               i != m_sounds_server_to_client.end();)
+               {
+                       s32 server_id = i->first;
+                       int client_id = i->second;
+                       i++;
+                       if(!m_sound->soundExists(client_id)){
+                               m_sounds_server_to_client.erase(server_id);
+                               m_sounds_client_to_server.erase(client_id);
+                               m_sounds_to_objects.erase(client_id);
+                               removed_server_ids.insert(server_id);
+                       }
+               }
+               // Sync to server
+               if(removed_server_ids.size() != 0)
+               {
+                       std::ostringstream os(std::ios_base::binary);
+                       writeU16(os, TOSERVER_REMOVED_SOUNDS);
+                       writeU16(os, removed_server_ids.size());
+                       for(std::set<s32>::iterator i = removed_server_ids.begin();
+                                       i != removed_server_ids.end(); i++)
+                               writeS32(os, *i);
+                       std::string s = os.str();
+                       SharedBuffer<u8> data((u8*)s.c_str(), s.size());
+                       // Send as reliable
+                       Send(0, data, true);
+               }
+       }
+}
+
+bool Client::loadMedia(const std::string &data, const std::string &filename)
+{
+       // Silly irrlicht's const-incorrectness
+       Buffer<char> data_rw(data.c_str(), data.size());
+       
+       std::string name;
+
+       const char *image_ext[] = {
+               ".png", ".jpg", ".bmp", ".tga",
+               ".pcx", ".ppm", ".psd", ".wal", ".rgb",
+               NULL
+       };
+       name = removeStringEnd(filename, image_ext);
+       if(name != "")
+       {
+               verbosestream<<"Client: Attempting to load image "
+                               <<"file \""<<filename<<"\""<<std::endl;
+
+               io::IFileSystem *irrfs = m_device->getFileSystem();
+               video::IVideoDriver *vdrv = m_device->getVideoDriver();
+
+               // Create an irrlicht memory file
+               io::IReadFile *rfile = irrfs->createMemoryReadFile(
+                               *data_rw, data_rw.getSize(), "_tempreadfile");
+               assert(rfile);
+               // Read image
+               video::IImage *img = vdrv->createImageFromFile(rfile);
+               if(!img){
+                       errorstream<<"Client: Cannot create image from data of "
+                                       <<"file \""<<filename<<"\""<<std::endl;
+                       rfile->drop();
+                       return false;
+               }
+               else {
+                       m_tsrc->insertSourceImage(filename, img);
+                       img->drop();
+                       rfile->drop();
+                       return true;
+               }
+       }
+
+       const char *sound_ext[] = {
+               ".0.ogg", ".1.ogg", ".2.ogg", ".3.ogg", ".4.ogg",
+               ".5.ogg", ".6.ogg", ".7.ogg", ".8.ogg", ".9.ogg",
+               ".ogg", NULL
+       };
+       name = removeStringEnd(filename, sound_ext);
+       if(name != "")
+       {
+               verbosestream<<"Client: Attempting to load sound "
+                               <<"file \""<<filename<<"\""<<std::endl;
+               m_sound->loadSoundData(name, data);
+               return true;
        }
+
+       errorstream<<"Client: Don't know how to load file \""
+                       <<filename<<"\""<<std::endl;
+       return false;
 }
 
 // Virtual methods from con::PeerHandler
 void Client::peerAdded(con::Peer *peer)
 {
-       derr_client<<"Client::peerAdded(): peer->id="
+       infostream<<"Client::peerAdded(): peer->id="
                        <<peer->id<<std::endl;
 }
 void Client::deletingPeer(con::Peer *peer, bool timeout)
 {
-       derr_client<<"Client::deletingPeer(): "
+       infostream<<"Client::deletingPeer(): "
                        "Server Peer is getting deleted "
                        <<"(timeout="<<timeout<<")"<<std::endl;
 }
@@ -659,10 +872,17 @@ void Client::deletingPeer(con::Peer *peer, bool timeout)
 void Client::ReceiveAll()
 {
        DSTACK(__FUNCTION_NAME);
+       u32 start_ms = porting::getTimeMs();
        for(;;)
        {
+               // Limit time even if there would be huge amounts of data to
+               // process
+               if(porting::getTimeMs() > start_ms + 100)
+                       break;
+               
                try{
                        Receive();
+                       g_profiler->graphAdd("client_received_packets", 1);
                }
                catch(con::NoIncomingDataException &e)
                {
@@ -670,7 +890,7 @@ void Client::ReceiveAll()
                }
                catch(con::InvalidIncomingDataException &e)
                {
-                       dout_client<<DTIME<<"Client::ReceiveAll(): "
+                       infostream<<"Client::ReceiveAll(): "
                                        "InvalidIncomingDataException: what()="
                                        <<e.what()<<std::endl;
                }
@@ -680,14 +900,13 @@ void Client::ReceiveAll()
 void Client::Receive()
 {
        DSTACK(__FUNCTION_NAME);
-       u32 data_maxsize = 200000;
-       Buffer<u8> data(data_maxsize);
+       SharedBuffer<u8> data;
        u16 sender_peer_id;
        u32 datasize;
        {
                //TimeTaker t1("con mutex and receive", m_device);
                //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
-               datasize = m_con.Receive(sender_peer_id, *data, data_maxsize);
+               datasize = m_con.Receive(sender_peer_id, data);
        }
        //TimeTaker t1("ProcessData", m_device);
        ProcessData(*data, datasize, sender_peer_id);
@@ -709,7 +928,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 
        ToClientCommand command = (ToClientCommand)readU16(&data[0]);
 
-       //dstream<<"Client: received command="<<command<<std::endl;
+       //infostream<<"Client: received command="<<command<<std::endl;
        m_packetcounter.add((u16)command);
        
        /*
@@ -718,23 +937,15 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
        */
        if(sender_peer_id != PEER_ID_SERVER)
        {
-               dout_client<<DTIME<<"Client::ProcessData(): Discarding data not "
+               infostream<<"Client::ProcessData(): Discarding data not "
                                "coming from server: peer_id="<<sender_peer_id
                                <<std::endl;
                return;
        }
 
-       con::Peer *peer;
-       {
-               //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
-               // All data is coming from the server
-               // PeerNotFoundException is handled by caller.
-               peer = m_con.GetPeer(PEER_ID_SERVER);
-       }
-
        u8 ser_version = m_server_ser_ver;
 
-       //dstream<<"Client received command="<<(int)command<<std::endl;
+       //infostream<<"Client received command="<<(int)command<<std::endl;
 
        if(command == TOCLIENT_INIT)
        {
@@ -743,13 +954,13 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 
                u8 deployed = data[2];
 
-               dout_client<<DTIME<<"Client: TOCLIENT_INIT received with "
+               infostream<<"Client: TOCLIENT_INIT received with "
                                "deployed="<<((int)deployed&0xff)<<std::endl;
 
                if(deployed < SER_FMT_VER_LOWEST
                                || deployed > SER_FMT_VER_HIGHEST)
                {
-                       derr_client<<DTIME<<"Client: TOCLIENT_INIT: Server sent "
+                       infostream<<"Client: TOCLIENT_INIT: Server sent "
                                        <<"unsupported ser_fmt_ver"<<std::endl;
                        return;
                }
@@ -775,7 +986,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                {
                        // Get map seed
                        m_map_seed = readU64(&data[2+1+6]);
-                       dstream<<"Client: received map seed: "<<m_map_seed<<std::endl;
+                       infostream<<"Client: received map seed: "<<m_map_seed<<std::endl;
                }
                
                // Reply to server
@@ -806,7 +1017,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 
        if(ser_version == SER_FMT_VER_INVALID)
        {
-               dout_client<<DTIME<<"WARNING: Client: Server serialization"
+               infostream<<"Client: Server serialization"
                                " format invalid or not initialized."
                                " Skipping incoming command="<<command<<std::endl;
                return;
@@ -827,9 +1038,6 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                
                //TimeTaker t1("TOCLIENT_REMOVENODE");
                
-               // This will clear the cracking animation after digging
-               ((ClientMap&)m_env.getMap()).clearTempMod(p);
-
                removeNode(p);
        }
        else if(command == TOCLIENT_ADDNODE)
@@ -860,9 +1068,9 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                p.Y = readS16(&data[4]);
                p.Z = readS16(&data[6]);
                
-               /*dout_client<<DTIME<<"Client: Thread: BLOCKDATA for ("
+               /*infostream<<"Client: Thread: BLOCKDATA for ("
                                <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
-               /*dstream<<DTIME<<"Client: Thread: BLOCKDATA for ("
+               /*infostream<<"Client: Thread: BLOCKDATA for ("
                                <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
                
                std::string datastring((char*)&data[8], datasize-8);
@@ -885,28 +1093,18 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                        /*
                                Update an existing block
                        */
-                       //dstream<<"Updating"<<std::endl;
-                       block->deSerialize(istr, ser_version);
+                       //infostream<<"Updating"<<std::endl;
+                       block->deSerialize(istr, ser_version, false);
                }
                else
                {
                        /*
                                Create a new block
                        */
-                       //dstream<<"Creating new"<<std::endl;
-                       block = new MapBlock(&m_env.getMap(), p);
-                       block->deSerialize(istr, ser_version);
+                       //infostream<<"Creating new"<<std::endl;
+                       block = new MapBlock(&m_env.getMap(), p, this);
+                       block->deSerialize(istr, ser_version, false);
                        sector->insertBlock(block);
-
-                       //DEBUG
-                       /*NodeMod mod;
-                       mod.type = NODEMOD_CHANGECONTENT;
-                       mod.param = CONTENT_MESE;
-                       block->setTempMod(v3s16(8,10,8), mod);
-                       block->setTempMod(v3s16(8,9,8), mod);
-                       block->setTempMod(v3s16(8,8,8), mod);
-                       block->setTempMod(v3s16(8,7,8), mod);
-                       block->setTempMod(v3s16(8,6,8), mod);*/
                }
 
 #if 0
@@ -929,232 +1127,12 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                m_con.Send(PEER_ID_SERVER, 1, reply, true);
 #endif
 
-               /*
-                       Update Mesh of this block and blocks at x-, y- and z-.
-                       Environment should not be locked as it interlocks with the
-                       main thread, from which is will want to retrieve textures.
-               */
-
-               //m_env.getClientMap().updateMeshes(block->getPos(), getDayNightRatio());
                /*
                        Add it to mesh update queue and set it to be acknowledged after update.
                */
-               //std::cerr<<"Adding mesh update task for received block"<<std::endl;
+               //infostream<<"Adding mesh update task for received block"<<std::endl;
                addUpdateMeshTaskWithEdge(p, true);
        }
-       else if(command == TOCLIENT_PLAYERPOS)
-       {
-               dstream<<"WARNING: Received deprecated TOCLIENT_PLAYERPOS"
-                               <<std::endl;
-               /*u16 our_peer_id;
-               {
-                       //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
-                       our_peer_id = m_con.GetPeerID();
-               }
-               // Cancel if we don't have a peer id
-               if(our_peer_id == PEER_ID_INEXISTENT){
-                       dout_client<<DTIME<<"TOCLIENT_PLAYERPOS cancelled: "
-                                       "we have no peer id"
-                                       <<std::endl;
-                       return;
-               }*/
-
-               { //envlock
-                       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-                       
-                       u32 player_size = 2+12+12+4+4;
-                               
-                       u32 player_count = (datasize-2) / player_size;
-                       u32 start = 2;
-                       for(u32 i=0; i<player_count; i++)
-                       {
-                               u16 peer_id = readU16(&data[start]);
-
-                               Player *player = m_env.getPlayer(peer_id);
-
-                               // Skip if player doesn't exist
-                               if(player == NULL)
-                               {
-                                       start += player_size;
-                                       continue;
-                               }
-
-                               // Skip if player is local player
-                               if(player->isLocal())
-                               {
-                                       start += player_size;
-                                       continue;
-                               }
-
-                               v3s32 ps = readV3S32(&data[start+2]);
-                               v3s32 ss = readV3S32(&data[start+2+12]);
-                               s32 pitch_i = readS32(&data[start+2+12+12]);
-                               s32 yaw_i = readS32(&data[start+2+12+12+4]);
-                               /*dstream<<"Client: got "
-                                               <<"pitch_i="<<pitch_i
-                                               <<" yaw_i="<<yaw_i<<std::endl;*/
-                               f32 pitch = (f32)pitch_i / 100.0;
-                               f32 yaw = (f32)yaw_i / 100.0;
-                               v3f position((f32)ps.X/100., (f32)ps.Y/100., (f32)ps.Z/100.);
-                               v3f speed((f32)ss.X/100., (f32)ss.Y/100., (f32)ss.Z/100.);
-                               player->setPosition(position);
-                               player->setSpeed(speed);
-                               player->setPitch(pitch);
-                               player->setYaw(yaw);
-
-                               /*dstream<<"Client: player "<<peer_id
-                                               <<" pitch="<<pitch
-                                               <<" yaw="<<yaw<<std::endl;*/
-
-                               start += player_size;
-                       }
-               } //envlock
-       }
-       else if(command == TOCLIENT_PLAYERINFO)
-       {
-               u16 our_peer_id;
-               {
-                       //JMutexAutoLock lock(m_con_mutex); //bulk comment-out
-                       our_peer_id = m_con.GetPeerID();
-               }
-               // Cancel if we don't have a peer id
-               if(our_peer_id == PEER_ID_INEXISTENT){
-                       dout_client<<DTIME<<"TOCLIENT_PLAYERINFO cancelled: "
-                                       "we have no peer id"
-                                       <<std::endl;
-                       return;
-               }
-               
-               //dstream<<DTIME<<"Client: Server reports players:"<<std::endl;
-
-               { //envlock
-                       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-                       
-                       u32 item_size = 2+PLAYERNAME_SIZE;
-                       u32 player_count = (datasize-2) / item_size;
-                       u32 start = 2;
-                       // peer_ids
-                       core::list<u16> players_alive;
-                       for(u32 i=0; i<player_count; i++)
-                       {
-                               // Make sure the name ends in '\0'
-                               data[start+2+20-1] = 0;
-
-                               u16 peer_id = readU16(&data[start]);
-
-                               players_alive.push_back(peer_id);
-                               
-                               /*dstream<<DTIME<<"peer_id="<<peer_id
-                                               <<" name="<<((char*)&data[start+2])<<std::endl;*/
-
-                               // Don't update the info of the local player
-                               if(peer_id == our_peer_id)
-                               {
-                                       start += item_size;
-                                       continue;
-                               }
-
-                               Player *player = m_env.getPlayer(peer_id);
-
-                               // Create a player if it doesn't exist
-                               if(player == NULL)
-                               {
-                                       player = new RemotePlayer(
-                                                       m_device->getSceneManager()->getRootSceneNode(),
-                                                       m_device,
-                                                       -1);
-                                       player->peer_id = peer_id;
-                                       m_env.addPlayer(player);
-                                       dout_client<<DTIME<<"Client: Adding new player "
-                                                       <<peer_id<<std::endl;
-                               }
-                               
-                               player->updateName((char*)&data[start+2]);
-
-                               start += item_size;
-                       }
-                       
-                       /*
-                               Remove those players from the environment that
-                               weren't listed by the server.
-                       */
-                       //dstream<<DTIME<<"Removing dead players"<<std::endl;
-                       core::list<Player*> players = m_env.getPlayers();
-                       core::list<Player*>::Iterator ip;
-                       for(ip=players.begin(); ip!=players.end(); ip++)
-                       {
-                               // Ingore local player
-                               if((*ip)->isLocal())
-                                       continue;
-                               
-                               // Warn about a special case
-                               if((*ip)->peer_id == 0)
-                               {
-                                       dstream<<DTIME<<"WARNING: Client: Removing "
-                                                       "dead player with id=0"<<std::endl;
-                               }
-
-                               bool is_alive = false;
-                               core::list<u16>::Iterator i;
-                               for(i=players_alive.begin(); i!=players_alive.end(); i++)
-                               {
-                                       if((*ip)->peer_id == *i)
-                                       {
-                                               is_alive = true;
-                                               break;
-                                       }
-                               }
-                               /*dstream<<DTIME<<"peer_id="<<((*ip)->peer_id)
-                                               <<" is_alive="<<is_alive<<std::endl;*/
-                               if(is_alive)
-                                       continue;
-                               dstream<<DTIME<<"Removing dead player "<<(*ip)->peer_id
-                                               <<std::endl;
-                               m_env.removePlayer((*ip)->peer_id);
-                       }
-               } //envlock
-       }
-       else if(command == TOCLIENT_SECTORMETA)
-       {
-               dstream<<"Client received DEPRECATED TOCLIENT_SECTORMETA"<<std::endl;
-#if 0
-               /*
-                       [0] u16 command
-                       [2] u8 sector count
-                       [3...] v2s16 pos + sector metadata
-               */
-               if(datasize < 3)
-                       return;
-
-               //dstream<<"Client received TOCLIENT_SECTORMETA"<<std::endl;
-
-               { //envlock
-                       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-                       
-                       std::string datastring((char*)&data[2], datasize-2);
-                       std::istringstream is(datastring, std::ios_base::binary);
-
-                       u8 buf[4];
-
-                       is.read((char*)buf, 1);
-                       u16 sector_count = readU8(buf);
-                       
-                       //dstream<<"sector_count="<<sector_count<<std::endl;
-
-                       for(u16 i=0; i<sector_count; i++)
-                       {
-                               // Read position
-                               is.read((char*)buf, 4);
-                               v2s16 pos = readV2S16(buf);
-                               /*dstream<<"Client: deserializing sector at "
-                                               <<"("<<pos.X<<","<<pos.Y<<")"<<std::endl;*/
-                               // Create sector
-                               assert(m_env.getMap().mapType() == MAPTYPE_CLIENT);
-                               ((ClientMap&)m_env.getMap()).deSerializeSector(pos, is);
-                       }
-               } //envlock
-#endif
-       }
        else if(command == TOCLIENT_INVENTORY)
        {
                if(datasize < 3)
@@ -1172,7 +1150,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                        std::istringstream is(datastring, std::ios_base::binary);
                        //t3.stop();
                        
-                       //m_env.printPlayers(dstream);
+                       //m_env.printPlayers(infostream);
 
                        //TimeTaker t4("player get", m_device);
                        Player *player = m_env.getLocalPlayer();
@@ -1185,227 +1163,84 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 
                        m_inventory_updated = true;
 
-                       //dstream<<"Client got player inventory:"<<std::endl;
-                       //player->inventory.print(dstream);
+                       delete m_inventory_from_server;
+                       m_inventory_from_server = new Inventory(player->inventory);
+                       m_inventory_from_server_age = 0.0;
+
+                       //infostream<<"Client got player inventory:"<<std::endl;
+                       //player->inventory.print(infostream);
                }
        }
-       //DEBUG
-       else if(command == TOCLIENT_OBJECTDATA)
-       //else if(0)
+       else if(command == TOCLIENT_TIME_OF_DAY)
        {
-               // Strip command word and create a stringstream
-               std::string datastring((char*)&data[2], datasize-2);
-               std::istringstream is(datastring, std::ios_base::binary);
-               
-               { //envlock
-               
-               //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-
-               u8 buf[12];
-
-               /*
-                       Read players
-               */
-
-               is.read((char*)buf, 2);
-               u16 playercount = readU16(buf);
+               if(datasize < 4)
+                       return;
                
-               for(u16 i=0; i<playercount; i++)
-               {
-                       is.read((char*)buf, 2);
-                       u16 peer_id = readU16(buf);
-                       is.read((char*)buf, 12);
-                       v3s32 p_i = readV3S32(buf);
-                       is.read((char*)buf, 12);
-                       v3s32 s_i = readV3S32(buf);
-                       is.read((char*)buf, 4);
-                       s32 pitch_i = readS32(buf);
-                       is.read((char*)buf, 4);
-                       s32 yaw_i = readS32(buf);
-                       
-                       Player *player = m_env.getPlayer(peer_id);
-
-                       // Skip if player doesn't exist
-                       if(player == NULL)
-                       {
-                               continue;
-                       }
-
-                       // Skip if player is local player
-                       if(player->isLocal())
-                       {
-                               continue;
+               u16 time_of_day = readU16(&data[2]);
+               time_of_day = time_of_day % 24000;
+               //infostream<<"Client: time_of_day="<<time_of_day<<std::endl;
+               float time_speed = 0;
+               if(datasize >= 2 + 2 + 4){
+                       time_speed = readF1000(&data[4]);
+               } else {
+                       // Old message; try to approximate speed of time by ourselves
+                       float time_of_day_f = (float)time_of_day / 24000.0;
+                       float tod_diff_f = 0;
+                       if(time_of_day_f < 0.2 && m_last_time_of_day_f > 0.8)
+                               tod_diff_f = time_of_day_f - m_last_time_of_day_f + 1.0;
+                       else
+                               tod_diff_f = time_of_day_f - m_last_time_of_day_f;
+                       m_last_time_of_day_f = time_of_day_f;
+                       float time_diff = m_time_of_day_update_timer;
+                       m_time_of_day_update_timer = 0;
+                       if(m_time_of_day_set){
+                               time_speed = 3600.0*24.0 * tod_diff_f / time_diff;
+                               infostream<<"Client: Measured time_of_day speed (old format): "
+                                               <<time_speed<<" tod_diff_f="<<tod_diff_f
+                                               <<" time_diff="<<time_diff<<std::endl;
                        }
-       
-                       f32 pitch = (f32)pitch_i / 100.0;
-                       f32 yaw = (f32)yaw_i / 100.0;
-                       v3f position((f32)p_i.X/100., (f32)p_i.Y/100., (f32)p_i.Z/100.);
-                       v3f speed((f32)s_i.X/100., (f32)s_i.Y/100., (f32)s_i.Z/100.);
-                       
-                       player->setPosition(position);
-                       player->setSpeed(speed);
-                       player->setPitch(pitch);
-                       player->setYaw(yaw);
                }
-
+               
+               // Update environment
+               m_env.setTimeOfDay(time_of_day);
+               m_env.setTimeOfDaySpeed(time_speed);
+               m_time_of_day_set = true;
+
+               u32 dr = m_env.getDayNightRatio();
+               verbosestream<<"Client: time_of_day="<<time_of_day
+                               <<" time_speed="<<time_speed
+                               <<" dr="<<dr<<std::endl;
+       }
+       else if(command == TOCLIENT_CHAT_MESSAGE)
+       {
                /*
-                       Read block objects
-                       NOTE: Deprecated stuff here, TODO: Remove
+                       u16 command
+                       u16 length
+                       wstring message
                */
-
-               // Read active block count
+               u8 buf[6];
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               
+               // Read stuff
                is.read((char*)buf, 2);
-               u16 blockcount = readU16(buf);
+               u16 len = readU16(buf);
                
-               // Initialize delete queue with all active blocks
-               core::map<v3s16, bool> abs_to_delete;
-               for(core::map<v3s16, bool>::Iterator
-                               i = m_active_blocks.getIterator();
-                               i.atEnd() == false; i++)
+               std::wstring message;
+               for(u16 i=0; i<len; i++)
                {
-                       v3s16 p = i.getNode()->getKey();
-                       /*dstream<<"adding "
-                                       <<"("<<p.x<<","<<p.y<<","<<p.z<<") "
-                                       <<" to abs_to_delete"
-                                       <<std::endl;*/
-                       abs_to_delete.insert(p, true);
+                       is.read((char*)buf, 2);
+                       message += (wchar_t)readU16(buf);
                }
 
-               /*dstream<<"Initial delete queue size: "<<abs_to_delete.size()
-                               <<std::endl;*/
+               /*infostream<<"Client received chat message: "
+                               <<wide_to_narrow(message)<<std::endl;*/
                
-               for(u16 i=0; i<blockcount; i++)
-               {
-                       // Read blockpos
-                       is.read((char*)buf, 6);
-                       v3s16 p = readV3S16(buf);
-                       // Get block from somewhere
-                       MapBlock *block = NULL;
-                       try{
-                               block = m_env.getMap().getBlockNoCreate(p);
-                       }
-                       catch(InvalidPositionException &e)
-                       {
-                               //TODO: Create a dummy block?
-                       }
-                       if(block == NULL)
-                       {
-                               dstream<<"WARNING: "
-                                               <<"Could not get block at blockpos "
-                                               <<"("<<p.X<<","<<p.Y<<","<<p.Z<<") "
-                                               <<"in TOCLIENT_OBJECTDATA. Ignoring "
-                                               <<"following block object data."
-                                               <<std::endl;
-                               return;
-                       }
-
-                       /*dstream<<"Client updating objects for block "
-                                       <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
-                                       <<std::endl;*/
-
-                       // Insert to active block list
-                       m_active_blocks.insert(p, true);
-
-                       // Remove from deletion queue
-                       if(abs_to_delete.find(p) != NULL)
-                               abs_to_delete.remove(p);
-
-                       /*
-                               Update objects of block
-                               
-                               NOTE: Be sure this is done in the main thread.
-                       */
-                       block->updateObjects(is, m_server_ser_ver,
-                                       m_device->getSceneManager(), m_env.getDayNightRatio());
-               }
-               
-               /*dstream<<"Final delete queue size: "<<abs_to_delete.size()
-                               <<std::endl;*/
-               
-               // Delete objects of blocks in delete queue
-               for(core::map<v3s16, bool>::Iterator
-                               i = abs_to_delete.getIterator();
-                               i.atEnd() == false; i++)
-               {
-                       v3s16 p = i.getNode()->getKey();
-                       try
-                       {
-                               MapBlock *block = m_env.getMap().getBlockNoCreate(p);
-                               
-                               // Clear objects
-                               block->clearObjects();
-                               // Remove from active blocks list
-                               m_active_blocks.remove(p);
-                       }
-                       catch(InvalidPositionException &e)
-                       {
-                               dstream<<"WARNAING: Client: "
-                                               <<"Couldn't clear objects of active->inactive"
-                                               <<" block "
-                                               <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
-                                               <<" because block was not found"
-                                               <<std::endl;
-                               // Ignore
-                       }
-               }
-
-               } //envlock
-       }
-       else if(command == TOCLIENT_TIME_OF_DAY)
-       {
-               if(datasize < 4)
-                       return;
-               
-               u16 time_of_day = readU16(&data[2]);
-               time_of_day = time_of_day % 24000;
-               //dstream<<"Client: time_of_day="<<time_of_day<<std::endl;
-               
-               /*
-                       time_of_day:
-                       0 = midnight
-                       12000 = midday
-               */
-               {
-                       m_env.setTimeOfDay(time_of_day);
-
-                       u32 dr = m_env.getDayNightRatio();
-
-                       dstream<<"Client: time_of_day="<<time_of_day
-                                       <<", dr="<<dr
-                                       <<std::endl;
-               }
-
-       }
-       else if(command == TOCLIENT_CHAT_MESSAGE)
-       {
-               /*
-                       u16 command
-                       u16 length
-                       wstring message
-               */
-               u8 buf[6];
-               std::string datastring((char*)&data[2], datasize-2);
-               std::istringstream is(datastring, std::ios_base::binary);
-               
-               // Read stuff
-               is.read((char*)buf, 2);
-               u16 len = readU16(buf);
-               
-               std::wstring message;
-               for(u16 i=0; i<len; i++)
-               {
-                       is.read((char*)buf, 2);
-                       message += (wchar_t)readU16(buf);
-               }
-
-               /*dstream<<"Client received chat message: "
-                               <<wide_to_narrow(message)<<std::endl;*/
-               
-               m_chat_queue.push_back(message);
-       }
-       else if(command == TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD)
-       {
-               //if(g_settings.getBool("enable_experimental"))
+               m_chat_queue.push_back(message);
+       }
+       else if(command == TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD)
+       {
+               //if(g_settings->getBool("enable_experimental"))
                {
                        /*
                                u16 command
@@ -1417,7 +1252,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                                for all added objects {
                                        u16 id
                                        u8 type
-                                       u16 initialization data length
+                                       u32 initialization data length
                                        string initialization data
                                }
                        */
@@ -1464,7 +1299,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
        }
        else if(command == TOCLIENT_ACTIVE_OBJECT_MESSAGES)
        {
-               //if(g_settings.getBool("enable_experimental"))
+               //if(g_settings->getBool("enable_experimental"))
                {
                        /*
                                u16 command
@@ -1511,8 +1346,18 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                std::istringstream is(datastring, std::ios_base::binary);
                Player *player = m_env.getLocalPlayer();
                assert(player != NULL);
+               u8 oldhp = player->hp;
                u8 hp = readU8(is);
                player->hp = hp;
+
+               if(hp < oldhp)
+               {
+                       // Add to ClientEvent queue
+                       ClientEvent event;
+                       event.type = CE_PLAYER_DAMAGE;
+                       event.player_damage.amount = oldhp - hp;
+                       m_client_event_queue.push_back(event);
+               }
        }
        else if(command == TOCLIENT_MOVE_PLAYER)
        {
@@ -1527,7 +1372,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                /*player->setPitch(pitch);
                player->setYaw(yaw);*/
 
-               dstream<<"Client got TOCLIENT_MOVE_PLAYER"
+               infostream<<"Client got TOCLIENT_MOVE_PLAYER"
                                <<" pos=("<<pos.X<<","<<pos.Y<<","<<pos.Z<<")"
                                <<" pitch="<<pitch
                                <<" yaw="<<yaw
@@ -1549,9 +1394,303 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
                // get damage from falling on ground
                m_ignore_damage_timer = 3.0;
        }
+       else if(command == TOCLIENT_PLAYERITEM)
+       {
+               infostream<<"Client: WARNING: Ignoring TOCLIENT_PLAYERITEM"<<std::endl;
+       }
+       else if(command == TOCLIENT_DEATHSCREEN)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               
+               bool set_camera_point_target = readU8(is);
+               v3f camera_point_target = readV3F1000(is);
+               
+               ClientEvent event;
+               event.type = CE_DEATHSCREEN;
+               event.deathscreen.set_camera_point_target = set_camera_point_target;
+               event.deathscreen.camera_point_target_x = camera_point_target.X;
+               event.deathscreen.camera_point_target_y = camera_point_target.Y;
+               event.deathscreen.camera_point_target_z = camera_point_target.Z;
+               m_client_event_queue.push_back(event);
+       }
+       else if(command == TOCLIENT_ANNOUNCE_MEDIA)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+
+               // Mesh update thread must be stopped while
+               // updating content definitions
+               assert(!m_mesh_update_thread.IsRunning());
+
+               int num_files = readU16(is);
+               
+               verbosestream<<"Client received TOCLIENT_ANNOUNCE_MEDIA ("
+                               <<num_files<<" files)"<<std::endl;
+
+               core::list<MediaRequest> file_requests;
+
+               for(int i=0; i<num_files; i++)
+               {
+                       //read file from cache
+                       std::string name = deSerializeString(is);
+                       std::string sha1_base64 = deSerializeString(is);
+
+                       // if name contains illegal characters, ignore the file
+                       if(!string_allowed(name, TEXTURENAME_ALLOWED_CHARS)){
+                               errorstream<<"Client: ignoring illegal file name "
+                                               <<"sent by server: \""<<name<<"\""<<std::endl;
+                               continue;
+                       }
+
+                       std::string sha1_raw = base64_decode(sha1_base64);
+                       std::string sha1_hex = hex_encode(sha1_raw);
+                       std::ostringstream tmp_os(std::ios_base::binary);
+                       bool found_in_cache = m_media_cache.load_sha1(sha1_raw, tmp_os);
+                       m_media_name_sha1_map.set(name, sha1_raw);
+
+                       // If found in cache, try to load it from there
+                       if(found_in_cache)
+                       {
+                               bool success = loadMedia(tmp_os.str(), name);
+                               if(success){
+                                       verbosestream<<"Client: Loaded cached media: "
+                                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
+                                       continue;
+                               } else{
+                                       infostream<<"Client: Failed to load cached media: "
+                                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
+                               }
+                       }
+                       // Didn't load from cache; queue it to be requested
+                       verbosestream<<"Client: Adding file to request list: \""
+                                       <<sha1_hex<<" \""<<name<<"\""<<std::endl;
+                       file_requests.push_back(MediaRequest(name));
+               }
+
+               ClientEvent event;
+               event.type = CE_TEXTURES_UPDATED;
+               m_client_event_queue.push_back(event);
+
+               /*
+                       u16 command
+                       u16 number of files requested
+                       for each file {
+                               u16 length of name
+                               string name
+                       }
+               */
+               std::ostringstream os(std::ios_base::binary);
+               writeU16(os, TOSERVER_REQUEST_MEDIA);
+               writeU16(os, file_requests.size());
+
+               for(core::list<MediaRequest>::Iterator i = file_requests.begin();
+                               i != file_requests.end(); i++) {
+                       os<<serializeString(i->name);
+               }
+
+               // Make data buffer
+               std::string s = os.str();
+               SharedBuffer<u8> data((u8*)s.c_str(), s.size());
+               // Send as reliable
+               Send(0, data, true);
+               infostream<<"Client: Sending media request list to server ("
+                               <<file_requests.size()<<" files)"<<std::endl;
+       }
+       else if(command == TOCLIENT_MEDIA)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+
+               // Mesh update thread must be stopped while
+               // updating content definitions
+               assert(!m_mesh_update_thread.IsRunning());
+
+               /*
+                       u16 command
+                       u16 total number of file bunches
+                       u16 index of this bunch
+                       u32 number of files in this bunch
+                       for each file {
+                               u16 length of name
+                               string name
+                               u32 length of data
+                               data
+                       }
+               */
+               int num_bunches = readU16(is);
+               int bunch_i = readU16(is);
+               if(num_bunches >= 2)
+                       m_media_receive_progress = (float)bunch_i / (float)(num_bunches - 1);
+               else
+                       m_media_receive_progress = 1.0;
+               if(bunch_i == num_bunches - 1)
+                       m_media_received = true;
+               int num_files = readU32(is);
+               infostream<<"Client: Received files: bunch "<<bunch_i<<"/"
+                               <<num_bunches<<" files="<<num_files
+                               <<" size="<<datasize<<std::endl;
+               for(int i=0; i<num_files; i++){
+                       std::string name = deSerializeString(is);
+                       std::string data = deSerializeLongString(is);
+
+                       // if name contains illegal characters, ignore the file
+                       if(!string_allowed(name, TEXTURENAME_ALLOWED_CHARS)){
+                               errorstream<<"Client: ignoring illegal file name "
+                                               <<"sent by server: \""<<name<<"\""<<std::endl;
+                               continue;
+                       }
+                       
+                       bool success = loadMedia(data, name);
+                       if(success){
+                               verbosestream<<"Client: Loaded received media: "
+                                               <<"\""<<name<<"\". Caching."<<std::endl;
+                       } else{
+                               infostream<<"Client: Failed to load received media: "
+                                               <<"\""<<name<<"\". Not caching."<<std::endl;
+                               continue;
+                       }
+
+                       bool did = fs::CreateAllDirs(getMediaCacheDir());
+                       if(!did){
+                               errorstream<<"Could not create media cache directory"
+                                               <<std::endl;
+                       }
+
+                       {
+                               core::map<std::string, std::string>::Node *n;
+                               n = m_media_name_sha1_map.find(name);
+                               if(n == NULL)
+                                       errorstream<<"The server sent a file that has not "
+                                                       <<"been announced."<<std::endl;
+                               else
+                                       m_media_cache.update_sha1(data);
+                       }
+               }
+
+               ClientEvent event;
+               event.type = CE_TEXTURES_UPDATED;
+               m_client_event_queue.push_back(event);
+       }
+       else if(command == TOCLIENT_TOOLDEF)
+       {
+               infostream<<"Client: WARNING: Ignoring TOCLIENT_TOOLDEF"<<std::endl;
+       }
+       else if(command == TOCLIENT_NODEDEF)
+       {
+               infostream<<"Client: Received node definitions: packet size: "
+                               <<datasize<<std::endl;
+
+               // Mesh update thread must be stopped while
+               // updating content definitions
+               assert(!m_mesh_update_thread.IsRunning());
+
+               // Decompress node definitions
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               std::istringstream tmp_is(deSerializeLongString(is), std::ios::binary);
+               std::ostringstream tmp_os;
+               decompressZlib(tmp_is, tmp_os);
+
+               // Deserialize node definitions
+               std::istringstream tmp_is2(tmp_os.str());
+               m_nodedef->deSerialize(tmp_is2);
+               m_nodedef_received = true;
+       }
+       else if(command == TOCLIENT_CRAFTITEMDEF)
+       {
+               infostream<<"Client: WARNING: Ignoring TOCLIENT_CRAFTITEMDEF"<<std::endl;
+       }
+       else if(command == TOCLIENT_ITEMDEF)
+       {
+               infostream<<"Client: Received item definitions: packet size: "
+                               <<datasize<<std::endl;
+
+               // Mesh update thread must be stopped while
+               // updating content definitions
+               assert(!m_mesh_update_thread.IsRunning());
+
+               // Decompress item definitions
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               std::istringstream tmp_is(deSerializeLongString(is), std::ios::binary);
+               std::ostringstream tmp_os;
+               decompressZlib(tmp_is, tmp_os);
+
+               // Deserialize node definitions
+               std::istringstream tmp_is2(tmp_os.str());
+               m_itemdef->deSerialize(tmp_is2);
+               m_itemdef_received = true;
+       }
+       else if(command == TOCLIENT_PLAY_SOUND)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+
+               s32 server_id = readS32(is);
+               std::string name = deSerializeString(is);
+               float gain = readF1000(is);
+               int type = readU8(is); // 0=local, 1=positional, 2=object
+               v3f pos = readV3F1000(is);
+               u16 object_id = readU16(is);
+               bool loop = readU8(is);
+               // Start playing
+               int client_id = -1;
+               switch(type){
+               case 0: // local
+                       client_id = m_sound->playSound(name, loop, gain);
+                       break;
+               case 1: // positional
+                       client_id = m_sound->playSoundAt(name, loop, gain, pos);
+                       break;
+               case 2: { // object
+                       ClientActiveObject *cao = m_env.getActiveObject(object_id);
+                       if(cao)
+                               pos = cao->getPosition();
+                       client_id = m_sound->playSoundAt(name, loop, gain, pos);
+                       // TODO: Set up sound to move with object
+                       break; }
+               default:
+                       break;
+               }
+               if(client_id != -1){
+                       m_sounds_server_to_client[server_id] = client_id;
+                       m_sounds_client_to_server[client_id] = server_id;
+                       if(object_id != 0)
+                               m_sounds_to_objects[client_id] = object_id;
+               }
+       }
+       else if(command == TOCLIENT_STOP_SOUND)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+
+               s32 server_id = readS32(is);
+               std::map<s32, int>::iterator i =
+                               m_sounds_server_to_client.find(server_id);
+               if(i != m_sounds_server_to_client.end()){
+                       int client_id = i->second;
+                       m_sound->stopSound(client_id);
+               }
+       }
+       else if(command == TOCLIENT_PRIVILEGES)
+       {
+               std::string datastring((char*)&data[2], datasize-2);
+               std::istringstream is(datastring, std::ios_base::binary);
+               
+               m_privileges.clear();
+               infostream<<"Client: Privileges updated: ";
+               u16 num_privileges = readU16(is);
+               for(u16 i=0; i<num_privileges; i++){
+                       std::string priv = deSerializeString(is);
+                       m_privileges.insert(priv);
+                       infostream<<priv<<" ";
+               }
+               infostream<<std::endl;
+       }
        else
        {
-               dout_client<<DTIME<<"WARNING: Client: Ignoring unknown command "
+               infostream<<"Client: Ignoring unknown command "
                                <<command<<std::endl;
        }
 }
@@ -1562,156 +1701,61 @@ void Client::Send(u16 channelnum, SharedBuffer<u8> data, bool reliable)
        m_con.Send(PEER_ID_SERVER, channelnum, data, reliable);
 }
 
-void Client::groundAction(u8 action, v3s16 nodepos_undersurface,
-               v3s16 nodepos_oversurface, u16 item)
+void Client::interact(u8 action, const PointedThing& pointed)
 {
        if(connectedAndInitialized() == false){
-               dout_client<<DTIME<<"Client::groundAction() "
+               infostream<<"Client::interact() "
                                "cancelled (not connected)"
                                <<std::endl;
                return;
        }
-       
-       /*
-               length: 17
-               [0] u16 command
-               [2] u8 action
-               [3] v3s16 nodepos_undersurface
-               [9] v3s16 nodepos_abovesurface
-               [15] u16 item
-               actions:
-               0: start digging
-               1: place block
-               2: stop digging (all parameters ignored)
-               3: digging completed
-       */
-       u8 datasize = 2 + 1 + 6 + 6 + 2;
-       SharedBuffer<u8> data(datasize);
-       writeU16(&data[0], TOSERVER_GROUND_ACTION);
-       writeU8(&data[2], action);
-       writeV3S16(&data[3], nodepos_undersurface);
-       writeV3S16(&data[9], nodepos_oversurface);
-       writeU16(&data[15], item);
-       Send(0, data, true);
-}
 
-void Client::clickObject(u8 button, v3s16 blockpos, s16 id, u16 item)
-{
-       if(connectedAndInitialized() == false){
-               dout_client<<DTIME<<"Client::clickObject() "
-                               "cancelled (not connected)"
-                               <<std::endl;
-               return;
-       }
-       
-       /*
-               [0] u16 command=TOSERVER_CLICK_OBJECT
-               [2] u8 button (0=left, 1=right)
-               [3] v3s16 block
-               [9] s16 id
-               [11] u16 item
-       */
-       u8 datasize = 2 + 1 + 6 + 2 + 2;
-       SharedBuffer<u8> data(datasize);
-       writeU16(&data[0], TOSERVER_CLICK_OBJECT);
-       writeU8(&data[2], button);
-       writeV3S16(&data[3], blockpos);
-       writeS16(&data[9], id);
-       writeU16(&data[11], item);
-       Send(0, data, true);
-}
+       std::ostringstream os(std::ios_base::binary);
 
-void Client::clickActiveObject(u8 button, u16 id, u16 item)
-{
-       if(connectedAndInitialized() == false){
-               dout_client<<DTIME<<"Client::clickActiveObject() "
-                               "cancelled (not connected)"
-                               <<std::endl;
-               return;
-       }
-       
        /*
-               length: 7
                [0] u16 command
-               [2] u8 button (0=left, 1=right)
-               [3] u16 id
-               [5] u16 item
+               [2] u8 action
+               [3] u16 item
+               [5] u32 length of the next item
+               [9] serialized PointedThing
+               actions:
+               0: start digging (from undersurface) or use
+               1: stop digging (all parameters ignored)
+               2: digging completed
+               3: place block or item (to abovesurface)
+               4: use item
        */
-       u8 datasize = 2 + 1 + 6 + 2 + 2;
-       SharedBuffer<u8> data(datasize);
-       writeU16(&data[0], TOSERVER_CLICK_ACTIVEOBJECT);
-       writeU8(&data[2], button);
-       writeU16(&data[3], id);
-       writeU16(&data[5], item);
-       Send(0, data, true);
-}
+       writeU16(os, TOSERVER_INTERACT);
+       writeU8(os, action);
+       writeU16(os, getPlayerItem());
+       std::ostringstream tmp_os(std::ios::binary);
+       pointed.serialize(tmp_os);
+       os<<serializeLongString(tmp_os.str());
 
-void Client::sendSignText(v3s16 blockpos, s16 id, std::string text)
-{
-       /*
-               u16 command
-               v3s16 blockpos
-               s16 id
-               u16 textlen
-               textdata
-       */
-       std::ostringstream os(std::ios_base::binary);
-       u8 buf[12];
-       
-       // Write command
-       writeU16(buf, TOSERVER_SIGNTEXT);
-       os.write((char*)buf, 2);
-       
-       // Write blockpos
-       writeV3S16(buf, blockpos);
-       os.write((char*)buf, 6);
-
-       // Write id
-       writeS16(buf, id);
-       os.write((char*)buf, 2);
-
-       u16 textlen = text.size();
-       // Write text length
-       writeS16(buf, textlen);
-       os.write((char*)buf, 2);
-
-       // Write text
-       os.write((char*)text.c_str(), textlen);
-       
-       // Make data buffer
        std::string s = os.str();
        SharedBuffer<u8> data((u8*)s.c_str(), s.size());
+
        // Send as reliable
        Send(0, data, true);
 }
-       
-void Client::sendSignNodeText(v3s16 p, std::string text)
+
+void Client::sendNodemetaFields(v3s16 p, const std::string &formname,
+               const std::map<std::string, std::string> &fields)
 {
-       /*
-               u16 command
-               v3s16 p
-               u16 textlen
-               textdata
-       */
        std::ostringstream os(std::ios_base::binary);
-       u8 buf[12];
-       
-       // Write command
-       writeU16(buf, TOSERVER_SIGNNODETEXT);
-       os.write((char*)buf, 2);
-       
-       // Write p
-       writeV3S16(buf, p);
-       os.write((char*)buf, 6);
 
-       u16 textlen = text.size();
-       // Write text length
-       writeS16(buf, textlen);
-       os.write((char*)buf, 2);
+       writeU16(os, TOSERVER_NODEMETA_FIELDS);
+       writeV3S16(os, p);
+       os<<serializeString(formname);
+       writeU16(os, fields.size());
+       for(std::map<std::string, std::string>::const_iterator
+                       i = fields.begin(); i != fields.end(); i++){
+               const std::string &name = i->first;
+               const std::string &value = i->second;
+               os<<serializeString(name);
+               os<<serializeLongString(value);
+       }
 
-       // Write text
-       os.write((char*)text.c_str(), textlen);
-       
        // Make data buffer
        std::string s = os.str();
        SharedBuffer<u8> data((u8*)s.c_str(), s.size());
@@ -1817,6 +1861,20 @@ void Client::sendDamage(u8 damage)
        Send(0, data, true);
 }
 
+void Client::sendRespawn()
+{
+       DSTACK(__FUNCTION_NAME);
+       std::ostringstream os(std::ios_base::binary);
+
+       writeU16(os, TOSERVER_RESPAWN);
+
+       // Make data buffer
+       std::string s = os.str();
+       SharedBuffer<u8> data((u8*)s.c_str(), s.size());
+       // Send as reliable
+       Send(0, data, true);
+}
+
 void Client::sendPlayerPos()
 {
        //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
@@ -1864,10 +1922,30 @@ void Client::sendPlayerPos()
        Send(0, data, false);
 }
 
+void Client::sendPlayerItem(u16 item)
+{
+       Player *myplayer = m_env.getLocalPlayer();
+       if(myplayer == NULL)
+               return;
+
+       u16 our_peer_id = m_con.GetPeerID();
+
+       // Set peer id if not set already
+       if(myplayer->peer_id == PEER_ID_INEXISTENT)
+               myplayer->peer_id = our_peer_id;
+       // Check that an existing peer_id is the same as the connection's
+       assert(myplayer->peer_id == our_peer_id);
+
+       SharedBuffer<u8> data(2+2);
+       writeU16(&data[0], TOSERVER_PLAYERITEM);
+       writeU16(&data[2], item);
+
+       // Send as reliable
+       Send(0, data, true);
+}
+
 void Client::removeNode(v3s16 p)
 {
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       
        core::map<v3s16, MapBlock*> modified_blocks;
 
        try
@@ -1879,20 +1957,20 @@ void Client::removeNode(v3s16 p)
        {
        }
        
+       // add urgent task to update the modified node
+       addUpdateMeshTaskForNode(p, false, true);
+
        for(core::map<v3s16, MapBlock * >::Iterator
                        i = modified_blocks.getIterator();
                        i.atEnd() == false; i++)
        {
                v3s16 p = i.getNode()->getKey();
-               //m_env.getClientMap().updateMeshes(p, m_env.getDayNightRatio());
                addUpdateMeshTaskWithEdge(p);
        }
 }
 
 void Client::addNode(v3s16 p, MapNode n)
 {
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-
        TimeTaker timer1("Client::addNode()");
 
        core::map<v3s16, MapBlock*> modified_blocks;
@@ -1905,46 +1983,15 @@ void Client::addNode(v3s16 p, MapNode n)
        catch(InvalidPositionException &e)
        {}
        
-       //TimeTaker timer2("Client::addNode(): updateMeshes");
-
        for(core::map<v3s16, MapBlock * >::Iterator
                        i = modified_blocks.getIterator();
                        i.atEnd() == false; i++)
        {
                v3s16 p = i.getNode()->getKey();
-               //m_env.getClientMap().updateMeshes(p, m_env.getDayNightRatio());
                addUpdateMeshTaskWithEdge(p);
        }
 }
        
-void Client::updateCamera(v3f pos, v3f dir)
-{
-       m_env.getClientMap().updateCamera(pos, dir);
-       camera_position = pos;
-       camera_direction = dir;
-}
-
-MapNode Client::getNode(v3s16 p)
-{
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       return m_env.getMap().getNode(p);
-}
-
-NodeMetadata* Client::getNodeMetadata(v3s16 p)
-{
-       return m_env.getMap().getNodeMetadata(p);
-}
-
-v3f Client::getPlayerPosition(v3f *eye_position)
-{
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       LocalPlayer *player = m_env.getLocalPlayer();
-       assert(player != NULL);
-       if (eye_position)
-               *eye_position = player->getEyePosition();
-       return player->getPosition();
-}
-
 void Client::setPlayerControl(PlayerControl &control)
 {
        //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
@@ -1955,10 +2002,10 @@ void Client::setPlayerControl(PlayerControl &control)
 
 void Client::selectPlayerItem(u16 item)
 {
-       LocalPlayer *player = m_env.getLocalPlayer();
-       assert(player != NULL);
-
-       player->wieldItem(item);
+       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
+       m_playeritem = item;
+       m_inventory_updated = true;
+       sendPlayerItem(item);
 }
 
 // Returns true if the inventory of the local player has been
@@ -1981,107 +2028,51 @@ void Client::getLocalInventory(Inventory &dst)
        dst = player->inventory;
 }
 
-InventoryContext *Client::getInventoryContext()
+Inventory* Client::getInventory(const InventoryLocation &loc)
 {
-       return &m_inventory_context;
-}
-
-Inventory* Client::getInventory(InventoryContext *c, std::string id)
-{
-       if(id == "current_player")
+       switch(loc.type){
+       case InventoryLocation::UNDEFINED:
+       {}
+       break;
+       case InventoryLocation::CURRENT_PLAYER:
        {
-               assert(c->current_player);
-               return &(c->current_player->inventory);
+               Player *player = m_env.getLocalPlayer();
+               assert(player != NULL);
+               return &player->inventory;
        }
-       
-       Strfnd fn(id);
-       std::string id0 = fn.next(":");
-
-       if(id0 == "nodemeta")
+       break;
+       case InventoryLocation::PLAYER:
        {
-               v3s16 p;
-               p.X = stoi(fn.next(","));
-               p.Y = stoi(fn.next(","));
-               p.Z = stoi(fn.next(","));
-               NodeMetadata* meta = getNodeMetadata(p);
-               if(meta)
-                       return meta->getInventory();
-               dstream<<"nodemeta at ("<<p.X<<","<<p.Y<<","<<p.Z<<"): "
-                               <<"no metadata found"<<std::endl;
-               return NULL;
-       }
-
-       dstream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
+               Player *player = m_env.getPlayer(loc.name.c_str());
+               if(!player)
+                       return NULL;
+               return &player->inventory;
+       }
+       break;
+       case InventoryLocation::NODEMETA:
+       {
+               NodeMetadata *meta = m_env.getMap().getNodeMetadata(loc.p);
+               if(!meta)
+                       return NULL;
+               return meta->getInventory();
+       }
+       break;
+       default:
+               assert(0);
+       }
        return NULL;
 }
 void Client::inventoryAction(InventoryAction *a)
 {
+       /*
+               Send it to the server
+       */
        sendInventoryAction(a);
-}
-
-MapBlockObject * Client::getSelectedObject(
-               f32 max_d,
-               v3f from_pos_f_on_map,
-               core::line3d<f32> shootline_on_map
-       )
-{
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-
-       core::array<DistanceSortedObject> objects;
-
-       for(core::map<v3s16, bool>::Iterator
-                       i = m_active_blocks.getIterator();
-                       i.atEnd() == false; i++)
-       {
-               v3s16 p = i.getNode()->getKey();
-
-               MapBlock *block = NULL;
-               try
-               {
-                       block = m_env.getMap().getBlockNoCreate(p);
-               }
-               catch(InvalidPositionException &e)
-               {
-                       continue;
-               }
-
-               // Calculate from_pos relative to block
-               v3s16 block_pos_i_on_map = block->getPosRelative();
-               v3f block_pos_f_on_map = intToFloat(block_pos_i_on_map, BS);
-               v3f from_pos_f_on_block = from_pos_f_on_map - block_pos_f_on_map;
-
-               block->getObjects(from_pos_f_on_block, max_d, objects);
-               //block->getPseudoObjects(from_pos_f_on_block, max_d, objects);
-       }
-
-       //dstream<<"Collected "<<objects.size()<<" nearby objects"<<std::endl;
-       
-       // Sort them.
-       // After this, the closest object is the first in the array.
-       objects.sort();
-
-       for(u32 i=0; i<objects.size(); i++)
-       {
-               MapBlockObject *obj = objects[i].obj;
-               MapBlock *block = obj->getBlock();
-
-               // Calculate shootline relative to block
-               v3s16 block_pos_i_on_map = block->getPosRelative();
-               v3f block_pos_f_on_map = intToFloat(block_pos_i_on_map, BS);
-               core::line3d<f32> shootline_on_block(
-                               shootline_on_map.start - block_pos_f_on_map,
-                               shootline_on_map.end - block_pos_f_on_map
-               );
 
-               if(obj->isSelected(shootline_on_block))
-               {
-                       //dstream<<"Returning selected object"<<std::endl;
-                       return obj;
-               }
-       }
-
-       //dstream<<"No object selected; returning NULL."<<std::endl;
-       return NULL;
+       /*
+               Predict some local inventory changes
+       */
+       a->clientApply(this, this);
 }
 
 ClientActiveObject * Client::getSelectedActiveObject(
@@ -2094,7 +2085,7 @@ ClientActiveObject * Client::getSelectedActiveObject(
 
        m_env.getActiveObjects(from_pos_f_on_map, max_d, objects);
 
-       //dstream<<"Collected "<<objects.size()<<" nearby objects"<<std::endl;
+       //infostream<<"Collected "<<objects.size()<<" nearby objects"<<std::endl;
        
        // Sort them.
        // After this, the closest object is the first in the array.
@@ -2117,12 +2108,12 @@ ClientActiveObject * Client::getSelectedActiveObject(
 
                if(offsetted_box.intersectsWithLine(shootline_on_map))
                {
-                       //dstream<<"Returning selected object"<<std::endl;
+                       //infostream<<"Returning selected object"<<std::endl;
                        return obj;
                }
        }
 
-       //dstream<<"No object selected; returning NULL."<<std::endl;
+       //infostream<<"No object selected; returning NULL."<<std::endl;
        return NULL;
 }
 
@@ -2136,58 +2127,97 @@ void Client::printDebugInfo(std::ostream &os)
                //<<", m_opt_not_found_history.size()="<<m_opt_not_found_history.size()
                <<std::endl;*/
 }
-       
-u32 Client::getDayNightRatio()
+
+core::list<std::wstring> Client::getConnectedPlayerNames()
 {
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       return m_env.getDayNightRatio();
+       core::list<Player*> players = m_env.getPlayers(true);
+       core::list<std::wstring> playerNames;
+       for(core::list<Player*>::Iterator
+                       i = players.begin();
+                       i != players.end(); i++)
+       {
+               Player *player = *i;
+               playerNames.push_back(narrow_to_wide(player->getName()));
+       }
+       return playerNames;
 }
 
-u16 Client::getHP()
+float Client::getAnimationTime()
 {
-       Player *player = m_env.getLocalPlayer();
-       assert(player != NULL);
-       return player->hp;
+       return m_animation_time;
 }
 
-void Client::setTempMod(v3s16 p, NodeMod mod)
+int Client::getCrackLevel()
 {
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       assert(m_env.getMap().mapType() == MAPTYPE_CLIENT);
+       return m_crack_level;
+}
 
-       core::map<v3s16, MapBlock*> affected_blocks;
-       ((ClientMap&)m_env.getMap()).setTempMod(p, mod,
-                       &affected_blocks);
+void Client::setCrack(int level, v3s16 pos)
+{
+       int old_crack_level = m_crack_level;
+       v3s16 old_crack_pos = m_crack_pos;
 
-       for(core::map<v3s16, MapBlock*>::Iterator
-                       i = affected_blocks.getIterator();
-                       i.atEnd() == false; i++)
+       m_crack_level = level;
+       m_crack_pos = pos;
+
+       if(old_crack_level >= 0 && (level < 0 || pos != old_crack_pos))
+       {
+               // remove old crack
+               addUpdateMeshTaskForNode(old_crack_pos, false, true);
+       }
+       if(level >= 0 && (old_crack_level < 0 || pos != old_crack_pos))
        {
-               i.getNode()->getValue()->updateMesh(m_env.getDayNightRatio());
+               // add new crack
+               addUpdateMeshTaskForNode(pos, false, true);
        }
 }
 
-void Client::clearTempMod(v3s16 p)
+u16 Client::getHP()
 {
-       //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out
-       assert(m_env.getMap().mapType() == MAPTYPE_CLIENT);
+       Player *player = m_env.getLocalPlayer();
+       assert(player != NULL);
+       return player->hp;
+}
+
+bool Client::getChatMessage(std::wstring &message)
+{
+       if(m_chat_queue.size() == 0)
+               return false;
+       message = m_chat_queue.pop_front();
+       return true;
+}
 
-       core::map<v3s16, MapBlock*> affected_blocks;
-       ((ClientMap&)m_env.getMap()).clearTempMod(p,
-                       &affected_blocks);
+void Client::typeChatMessage(const std::wstring &message)
+{
+       // Discard empty line
+       if(message == L"")
+               return;
 
-       for(core::map<v3s16, MapBlock*>::Iterator
-                       i = affected_blocks.getIterator();
-                       i.atEnd() == false; i++)
+       // Send to others
+       sendChatMessage(message);
+
+       // Show locally
+       if (message[0] == L'/')
        {
-               i.getNode()->getValue()->updateMesh(m_env.getDayNightRatio());
+               m_chat_queue.push_back(
+                               (std::wstring)L"issued command: "+message);
+       }
+       else
+       {
+               LocalPlayer *player = m_env.getLocalPlayer();
+               assert(player != NULL);
+               std::wstring name = narrow_to_wide(player->getName());
+               m_chat_queue.push_back(
+                               (std::wstring)L"<"+name+L"> "+message);
        }
 }
 
-void Client::addUpdateMeshTask(v3s16 p, bool ack_to_server)
+void Client::addUpdateMeshTask(v3s16 p, bool ack_to_server, bool urgent)
 {
-       /*dstream<<"Client::addUpdateMeshTask(): "
+       /*infostream<<"Client::addUpdateMeshTask(): "
                        <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
+                       <<" ack_to_server="<<ack_to_server
+                       <<" urgent="<<urgent
                        <<std::endl;*/
 
        MapBlock *b = m_env.getMap().getBlockNoCreateNoEx(p);
@@ -2198,49 +2228,33 @@ void Client::addUpdateMeshTask(v3s16 p, bool ack_to_server)
                Create a task to update the mesh of the block
        */
        
-       MeshMakeData *data = new MeshMakeData;
+       MeshMakeData *data = new MeshMakeData(this);
        
        {
                //TimeTaker timer("data fill");
                // Release: ~0ms
                // Debug: 1-6ms, avg=2ms
-               data->fill(getDayNightRatio(), b);
+               data->fill(b);
+               data->setCrack(m_crack_level, m_crack_pos);
+               data->setSmoothLighting(g_settings->getBool("smooth_lighting"));
        }
 
        // Debug wait
        //while(m_mesh_update_thread.m_queue_in.size() > 0) sleep_ms(10);
        
        // Add task to queue
-       m_mesh_update_thread.m_queue_in.addBlock(p, data, ack_to_server);
+       m_mesh_update_thread.m_queue_in.addBlock(p, data, ack_to_server, urgent);
 
-       /*dstream<<"Mesh update input queue size is "
+       /*infostream<<"Mesh update input queue size is "
                        <<m_mesh_update_thread.m_queue_in.size()
                        <<std::endl;*/
-       
-#if 0
-       // Temporary test: make mesh directly in here
-       {
-               //TimeTaker timer("make mesh");
-               // 10ms
-               scene::SMesh *mesh_new = NULL;
-               mesh_new = makeMapBlockMesh(data);
-               b->replaceMesh(mesh_new);
-               delete data;
-       }
-#endif
-
-       /*
-               Mark mesh as non-expired at this point so that it can already
-               be marked as expired again if the data changes
-       */
-       b->setMeshExpired(false);
 }
 
-void Client::addUpdateMeshTaskWithEdge(v3s16 blockpos, bool ack_to_server)
+void Client::addUpdateMeshTaskWithEdge(v3s16 blockpos, bool ack_to_server, bool urgent)
 {
        /*{
                v3s16 p = blockpos;
-               dstream<<"Client::addUpdateMeshTaskWithEdge(): "
+               infostream<<"Client::addUpdateMeshTaskWithEdge(): "
                                <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
                                <<std::endl;
        }*/
@@ -2248,25 +2262,66 @@ void Client::addUpdateMeshTaskWithEdge(v3s16 blockpos, bool ack_to_server)
        try{
                v3s16 p = blockpos + v3s16(0,0,0);
                //MapBlock *b = m_env.getMap().getBlockNoCreate(p);
-               addUpdateMeshTask(p, ack_to_server);
+               addUpdateMeshTask(p, ack_to_server, urgent);
        }
        catch(InvalidPositionException &e){}
        // Leading edge
        try{
                v3s16 p = blockpos + v3s16(-1,0,0);
-               addUpdateMeshTask(p);
+               addUpdateMeshTask(p, false, urgent);
        }
        catch(InvalidPositionException &e){}
        try{
                v3s16 p = blockpos + v3s16(0,-1,0);
-               addUpdateMeshTask(p);
+               addUpdateMeshTask(p, false, urgent);
        }
        catch(InvalidPositionException &e){}
        try{
                v3s16 p = blockpos + v3s16(0,0,-1);
-               addUpdateMeshTask(p);
+               addUpdateMeshTask(p, false, urgent);
+       }
+       catch(InvalidPositionException &e){}
+}
+
+void Client::addUpdateMeshTaskForNode(v3s16 nodepos, bool ack_to_server, bool urgent)
+{
+       {
+               v3s16 p = nodepos;
+               infostream<<"Client::addUpdateMeshTaskForNode(): "
+                               <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
+                               <<std::endl;
+       }
+
+       v3s16 blockpos = getNodeBlockPos(nodepos);
+       v3s16 blockpos_relative = blockpos * MAP_BLOCKSIZE;
+
+       try{
+               v3s16 p = blockpos + v3s16(0,0,0);
+               addUpdateMeshTask(p, ack_to_server, urgent);
        }
        catch(InvalidPositionException &e){}
+       // Leading edge
+       if(nodepos.X == blockpos_relative.X){
+               try{
+                       v3s16 p = blockpos + v3s16(-1,0,0);
+                       addUpdateMeshTask(p, false, urgent);
+               }
+               catch(InvalidPositionException &e){}
+       }
+       if(nodepos.Y == blockpos_relative.Y){
+               try{
+                       v3s16 p = blockpos + v3s16(0,-1,0);
+                       addUpdateMeshTask(p, false, urgent);
+               }
+               catch(InvalidPositionException &e){}
+       }
+       if(nodepos.Z == blockpos_relative.Z){
+               try{
+                       v3s16 p = blockpos + v3s16(0,0,-1);
+                       addUpdateMeshTask(p, false, urgent);
+               }
+               catch(InvalidPositionException &e){}
+       }
 }
 
 ClientEvent Client::getClientEvent()
@@ -2280,4 +2335,86 @@ ClientEvent Client::getClientEvent()
        return m_client_event_queue.pop_front();
 }
 
+void Client::afterContentReceived()
+{
+       verbosestream<<"Client::afterContentReceived() started"<<std::endl;
+       assert(m_itemdef_received);
+       assert(m_nodedef_received);
+       assert(m_media_received);
+       
+       // remove the information about which checksum each texture
+       // ought to have
+       m_media_name_sha1_map.clear();
+
+       // Rebuild inherited images and recreate textures
+       verbosestream<<"Rebuilding images and textures"<<std::endl;
+       m_tsrc->rebuildImagesAndTextures();
+
+       // Update texture atlas
+       verbosestream<<"Updating texture atlas"<<std::endl;
+       if(g_settings->getBool("enable_texture_atlas"))
+               m_tsrc->buildMainAtlas(this);
+
+       // Update node aliases
+       verbosestream<<"Updating node aliases"<<std::endl;
+       m_nodedef->updateAliases(m_itemdef);
+
+       // Update node textures
+       verbosestream<<"Updating node textures"<<std::endl;
+       m_nodedef->updateTextures(m_tsrc);
+
+       // Update item textures and meshes
+       verbosestream<<"Updating item textures and meshes"<<std::endl;
+       m_itemdef->updateTexturesAndMeshes(this);
+
+       // Start mesh update thread after setting up content definitions
+       verbosestream<<"Starting mesh update thread"<<std::endl;
+       m_mesh_update_thread.Start();
+       
+       verbosestream<<"Client::afterContentReceived() done"<<std::endl;
+}
+
+float Client::getRTT(void)
+{
+       try{
+               return m_con.GetPeerAvgRTT(PEER_ID_SERVER);
+       } catch(con::PeerNotFoundException &e){
+               return 1337;
+       }
+}
+
+// IGameDef interface
+// Under envlock
+IItemDefManager* Client::getItemDefManager()
+{
+       return m_itemdef;
+}
+INodeDefManager* Client::getNodeDefManager()
+{
+       return m_nodedef;
+}
+ICraftDefManager* Client::getCraftDefManager()
+{
+       return NULL;
+       //return m_craftdef;
+}
+ITextureSource* Client::getTextureSource()
+{
+       return m_tsrc;
+}
+u16 Client::allocateUnknownNodeId(const std::string &name)
+{
+       errorstream<<"Client::allocateUnknownNodeId(): "
+                       <<"Client cannot allocate node IDs"<<std::endl;
+       assert(0);
+       return CONTENT_IGNORE;
+}
+ISoundManager* Client::getSoundManager()
+{
+       return m_sound;
+}
+MtEventManager* Client::getEventManager()
+{
+       return m_event;
+}