3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include "clientserver.h"
24 #include "jmutexautolock.h"
29 void * ClientUpdateThread::Thread()
33 DSTACK(__FUNCTION_NAME);
35 BEGIN_DEBUG_EXCEPTION_HANDLER
39 m_client->asyncStep();
41 //m_client->updateSomeExpiredMeshes();
43 bool was = m_client->AsyncProcessData();
49 END_DEBUG_EXCEPTION_HANDLER
55 IrrlichtDevice *device,
56 const char *playername,
57 MapDrawControl &control):
59 m_env(new ClientMap(this, control,
60 device->getSceneManager()->getRootSceneNode(),
61 device->getSceneManager(), 666),
63 m_con(PROTOCOL_ID, 512, CONNECTION_TIMEOUT, this),
65 camera_position(0,0,0),
66 camera_direction(0,0,1),
67 m_server_ser_ver(SER_FMT_VER_INVALID),
69 m_inventory_updated(false),
72 m_packetcounter_timer = 0.0;
73 m_delete_unused_sectors_timer = 0.0;
74 m_connection_reinit_timer = 0.0;
75 m_avg_rtt_timer = 0.0;
76 m_playerpos_send_timer = 0.0;
78 //m_fetchblock_mutex.Init();
79 m_incoming_queue_mutex.Init();
82 m_step_dtime_mutex.Init();
87 JMutexAutoLock envlock(m_env_mutex);
88 //m_env.getMap().StartUpdater();
90 Player *player = new LocalPlayer();
92 player->updateName(playername);
94 /*f32 y = BS*2 + BS*20;
95 player->setPosition(v3f(0, y, 0));*/
96 //player->setPosition(v3f(0, y, 30900*BS)); // DEBUG
97 m_env.addPlayer(player);
104 JMutexAutoLock conlock(m_con_mutex);
108 m_thread.setRun(false);
109 while(m_thread.IsRunning())
113 void Client::connect(Address address)
115 DSTACK(__FUNCTION_NAME);
116 JMutexAutoLock lock(m_con_mutex);
117 m_con.setTimeoutMs(0);
118 m_con.Connect(address);
121 bool Client::connectedAndInitialized()
123 JMutexAutoLock lock(m_con_mutex);
125 if(m_con.Connected() == false)
128 if(m_server_ser_ver == SER_FMT_VER_INVALID)
134 void Client::step(float dtime)
136 DSTACK(__FUNCTION_NAME);
147 s32 t = (((m_time_of_day.get() + 24000/d/2)%24000)/(24000/d));
149 if(t == d/4 || t == (d-d/4))
151 else if(t < d/4 || t > (d-d/4))
164 if(dr != m_env.getDayNightRatio())
166 //dstream<<"dr="<<dr<<std::endl;
167 dout_client<<DTIME<<"Client: changing day-night ratio"<<std::endl;
168 m_env.setDayNightRatio(dr);
169 m_env.expireMeshes(true);
174 //dstream<<"Client steps "<<dtime<<std::endl;
177 //TimeTaker timer("ReceiveAll()", m_device);
183 //TimeTaker timer("m_con_mutex + m_con.RunTimeouts()", m_device);
185 JMutexAutoLock lock(m_con_mutex);
186 m_con.RunTimeouts(dtime);
193 float &counter = m_packetcounter_timer;
199 dout_client<<"Client packetcounter (20s):"<<std::endl;
200 m_packetcounter.print(dout_client);
201 m_packetcounter.clear();
207 Delete unused sectors
209 NOTE: This jams the game for a while because deleting sectors
213 float &counter = m_delete_unused_sectors_timer;
221 JMutexAutoLock lock(m_env_mutex);
223 core::list<v3s16> deleted_blocks;
225 float delete_unused_sectors_timeout =
226 g_settings.getFloat("client_delete_unused_sectors_timeout");
228 // Delete sector blocks
229 /*u32 num = m_env.getMap().deleteUnusedSectors
230 (delete_unused_sectors_timeout,
231 true, &deleted_blocks);*/
233 // Delete whole sectors
234 u32 num = m_env.getMap().deleteUnusedSectors
235 (delete_unused_sectors_timeout,
236 false, &deleted_blocks);
240 /*dstream<<DTIME<<"Client: Deleted blocks of "<<num
241 <<" unused sectors"<<std::endl;*/
242 dstream<<DTIME<<"Client: Deleted "<<num
243 <<" unused sectors"<<std::endl;
249 // Env is locked so con can be locked.
250 JMutexAutoLock lock(m_con_mutex);
252 core::list<v3s16>::Iterator i = deleted_blocks.begin();
253 core::list<v3s16> sendlist;
256 if(sendlist.size() == 255 || i == deleted_blocks.end())
258 if(sendlist.size() == 0)
267 u32 replysize = 2+1+6*sendlist.size();
268 SharedBuffer<u8> reply(replysize);
269 writeU16(&reply[0], TOSERVER_DELETEDBLOCKS);
270 reply[2] = sendlist.size();
272 for(core::list<v3s16>::Iterator
273 j = sendlist.begin();
274 j != sendlist.end(); j++)
276 writeV3S16(&reply[2+1+6*k], *j);
279 m_con.Send(PEER_ID_SERVER, 1, reply, true);
281 if(i == deleted_blocks.end())
287 sendlist.push_back(*i);
294 bool connected = connectedAndInitialized();
296 if(connected == false)
298 float &counter = m_connection_reinit_timer;
304 JMutexAutoLock envlock(m_env_mutex);
306 Player *myplayer = m_env.getLocalPlayer();
307 assert(myplayer != NULL);
309 // Send TOSERVER_INIT
310 // [0] u16 TOSERVER_INIT
311 // [2] u8 SER_FMT_VER_HIGHEST
312 // [3] u8[20] player_name
313 SharedBuffer<u8> data(2+1+20);
314 writeU16(&data[0], TOSERVER_INIT);
315 writeU8(&data[2], SER_FMT_VER_HIGHEST);
316 memcpy(&data[3], myplayer->getName(), 20);
317 // Send as unreliable
318 Send(0, data, false);
321 // Not connected, return
326 Do stuff if connected
331 JMutexAutoLock lock(m_env_mutex);
333 // Control local player (0ms)
334 LocalPlayer *player = m_env.getLocalPlayer();
335 assert(player != NULL);
336 player->applyControl(dtime);
338 //TimeTaker envtimer("env step", m_device);
342 // Step active blocks
343 for(core::map<v3s16, bool>::Iterator
344 i = m_active_blocks.getIterator();
345 i.atEnd() == false; i++)
347 v3s16 p = i.getNode()->getKey();
349 MapBlock *block = NULL;
352 block = m_env.getMap().getBlockNoCreate(p);
353 block->stepObjects(dtime, false, m_env.getDayNightRatio());
355 catch(InvalidPositionException &e)
362 float &counter = m_avg_rtt_timer;
367 JMutexAutoLock lock(m_con_mutex);
368 // connectedAndInitialized() is true, peer exists.
369 con::Peer *peer = m_con.GetPeer(PEER_ID_SERVER);
370 dstream<<DTIME<<"Client: avg_rtt="<<peer->avg_rtt<<std::endl;
374 float &counter = m_playerpos_send_timer;
384 JMutexAutoLock lock(m_step_dtime_mutex);
385 m_step_dtime += dtime;
389 float Client::asyncStep()
391 DSTACK(__FUNCTION_NAME);
392 //dstream<<"Client::asyncStep()"<<std::endl;
396 JMutexAutoLock lock1(m_step_dtime_mutex);
397 if(m_step_dtime < 0.001)
399 dtime = m_step_dtime;
407 // Virtual methods from con::PeerHandler
408 void Client::peerAdded(con::Peer *peer)
410 derr_client<<"Client::peerAdded(): peer->id="
411 <<peer->id<<std::endl;
413 void Client::deletingPeer(con::Peer *peer, bool timeout)
415 derr_client<<"Client::deletingPeer(): "
416 "Server Peer is getting deleted "
417 <<"(timeout="<<timeout<<")"<<std::endl;
420 void Client::ReceiveAll()
422 DSTACK(__FUNCTION_NAME);
428 catch(con::NoIncomingDataException &e)
432 catch(con::InvalidIncomingDataException &e)
434 dout_client<<DTIME<<"Client::ReceiveAll(): "
435 "InvalidIncomingDataException: what()="
436 <<e.what()<<std::endl;
441 void Client::Receive()
443 DSTACK(__FUNCTION_NAME);
444 u32 data_maxsize = 10000;
445 Buffer<u8> data(data_maxsize);
449 //TimeTaker t1("con mutex and receive", m_device);
450 JMutexAutoLock lock(m_con_mutex);
451 datasize = m_con.Receive(sender_peer_id, *data, data_maxsize);
453 //TimeTaker t1("ProcessData", m_device);
454 ProcessData(*data, datasize, sender_peer_id);
458 sender_peer_id given to this shall be quaranteed to be a valid peer
460 void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
462 DSTACK(__FUNCTION_NAME);
464 // Ignore packets that don't even fit a command
467 m_packetcounter.add(60000);
471 ToClientCommand command = (ToClientCommand)readU16(&data[0]);
473 //dstream<<"Client: received command="<<command<<std::endl;
474 m_packetcounter.add((u16)command);
477 If this check is removed, be sure to change the queue
478 system to know the ids
480 if(sender_peer_id != PEER_ID_SERVER)
482 dout_client<<DTIME<<"Client::ProcessData(): Discarding data not "
483 "coming from server: peer_id="<<sender_peer_id
490 JMutexAutoLock lock(m_con_mutex);
491 // All data is coming from the server
492 // PeerNotFoundException is handled by caller.
493 peer = m_con.GetPeer(PEER_ID_SERVER);
496 u8 ser_version = m_server_ser_ver;
498 //dstream<<"Client received command="<<(int)command<<std::endl;
500 // Execute fast commands straight away
502 if(command == TOCLIENT_INIT)
507 u8 deployed = data[2];
509 dout_client<<DTIME<<"Client: TOCLIENT_INIT received with "
510 "deployed="<<((int)deployed&0xff)<<std::endl;
512 if(deployed < SER_FMT_VER_LOWEST
513 || deployed > SER_FMT_VER_HIGHEST)
515 derr_client<<DTIME<<"Client: TOCLIENT_INIT: Server sent "
516 <<"unsupported ser_fmt_ver"<<std::endl;
520 m_server_ser_ver = deployed;
522 // Get player position
523 v3s16 playerpos_s16(0, BS*2+BS*20, 0);
524 if(datasize >= 2+1+6)
525 playerpos_s16 = readV3S16(&data[2+1]);
526 v3f playerpos_f = intToFloat(playerpos_s16) - v3f(0, BS/2, 0);
529 JMutexAutoLock envlock(m_env_mutex);
531 // Set player position
532 Player *player = m_env.getLocalPlayer();
533 assert(player != NULL);
534 player->setPosition(playerpos_f);
539 SharedBuffer<u8> reply(replysize);
540 writeU16(&reply[0], TOSERVER_INIT2);
542 m_con.Send(PEER_ID_SERVER, 1, reply, true);
547 if(ser_version == SER_FMT_VER_INVALID)
549 dout_client<<DTIME<<"WARNING: Client: Server serialization"
550 " format invalid or not initialized."
551 " Skipping incoming command="<<command<<std::endl;
555 // Just here to avoid putting the two if's together when
556 // making some copypasta
559 if(command == TOCLIENT_REMOVENODE)
564 p.X = readS16(&data[2]);
565 p.Y = readS16(&data[4]);
566 p.Z = readS16(&data[6]);
568 //TimeTaker t1("TOCLIENT_REMOVENODE", g_device);
570 // This will clear the cracking animation after digging
571 ((ClientMap&)m_env.getMap()).clearTempMod(p);
575 else if(command == TOCLIENT_ADDNODE)
577 if(datasize < 8 + MapNode::serializedLength(ser_version))
581 p.X = readS16(&data[2]);
582 p.Y = readS16(&data[4]);
583 p.Z = readS16(&data[6]);
585 //TimeTaker t1("TOCLIENT_ADDNODE", g_device);
588 n.deSerialize(&data[8], ser_version);
592 else if(command == TOCLIENT_PLAYERPOS)
594 dstream<<"WARNING: Received deprecated TOCLIENT_PLAYERPOS"
598 JMutexAutoLock lock(m_con_mutex);
599 our_peer_id = m_con.GetPeerID();
601 // Cancel if we don't have a peer id
602 if(our_peer_id == PEER_ID_NEW){
603 dout_client<<DTIME<<"TOCLIENT_PLAYERPOS cancelled: "
610 JMutexAutoLock envlock(m_env_mutex);
612 u32 player_size = 2+12+12+4+4;
614 u32 player_count = (datasize-2) / player_size;
616 for(u32 i=0; i<player_count; i++)
618 u16 peer_id = readU16(&data[start]);
620 Player *player = m_env.getPlayer(peer_id);
622 // Skip if player doesn't exist
625 start += player_size;
629 // Skip if player is local player
630 if(player->isLocal())
632 start += player_size;
636 v3s32 ps = readV3S32(&data[start+2]);
637 v3s32 ss = readV3S32(&data[start+2+12]);
638 s32 pitch_i = readS32(&data[start+2+12+12]);
639 s32 yaw_i = readS32(&data[start+2+12+12+4]);
640 /*dstream<<"Client: got "
641 <<"pitch_i="<<pitch_i
642 <<" yaw_i="<<yaw_i<<std::endl;*/
643 f32 pitch = (f32)pitch_i / 100.0;
644 f32 yaw = (f32)yaw_i / 100.0;
645 v3f position((f32)ps.X/100., (f32)ps.Y/100., (f32)ps.Z/100.);
646 v3f speed((f32)ss.X/100., (f32)ss.Y/100., (f32)ss.Z/100.);
647 player->setPosition(position);
648 player->setSpeed(speed);
649 player->setPitch(pitch);
652 /*dstream<<"Client: player "<<peer_id
654 <<" yaw="<<yaw<<std::endl;*/
656 start += player_size;
660 else if(command == TOCLIENT_PLAYERINFO)
664 JMutexAutoLock lock(m_con_mutex);
665 our_peer_id = m_con.GetPeerID();
667 // Cancel if we don't have a peer id
668 if(our_peer_id == PEER_ID_NEW){
669 dout_client<<DTIME<<"TOCLIENT_PLAYERINFO cancelled: "
675 //dstream<<DTIME<<"Client: Server reports players:"<<std::endl;
678 JMutexAutoLock envlock(m_env_mutex);
680 u32 item_size = 2+PLAYERNAME_SIZE;
681 u32 player_count = (datasize-2) / item_size;
684 core::list<u16> players_alive;
685 for(u32 i=0; i<player_count; i++)
687 // Make sure the name ends in '\0'
688 data[start+2+20-1] = 0;
690 u16 peer_id = readU16(&data[start]);
692 players_alive.push_back(peer_id);
694 /*dstream<<DTIME<<"peer_id="<<peer_id
695 <<" name="<<((char*)&data[start+2])<<std::endl;*/
697 // Don't update the info of the local player
698 if(peer_id == our_peer_id)
704 Player *player = m_env.getPlayer(peer_id);
706 // Create a player if it doesn't exist
709 player = new RemotePlayer(
710 m_device->getSceneManager()->getRootSceneNode(),
713 player->peer_id = peer_id;
714 m_env.addPlayer(player);
715 dout_client<<DTIME<<"Client: Adding new player "
716 <<peer_id<<std::endl;
719 player->updateName((char*)&data[start+2]);
725 Remove those players from the environment that
726 weren't listed by the server.
728 //dstream<<DTIME<<"Removing dead players"<<std::endl;
729 core::list<Player*> players = m_env.getPlayers();
730 core::list<Player*>::Iterator ip;
731 for(ip=players.begin(); ip!=players.end(); ip++)
733 // Ingore local player
737 // Warn about a special case
738 if((*ip)->peer_id == 0)
740 dstream<<DTIME<<"WARNING: Client: Removing "
741 "dead player with id=0"<<std::endl;
744 bool is_alive = false;
745 core::list<u16>::Iterator i;
746 for(i=players_alive.begin(); i!=players_alive.end(); i++)
748 if((*ip)->peer_id == *i)
754 /*dstream<<DTIME<<"peer_id="<<((*ip)->peer_id)
755 <<" is_alive="<<is_alive<<std::endl;*/
758 dstream<<DTIME<<"Removing dead player "<<(*ip)->peer_id
760 m_env.removePlayer((*ip)->peer_id);
764 else if(command == TOCLIENT_SECTORMETA)
769 [3...] v2s16 pos + sector metadata
774 //dstream<<"Client received TOCLIENT_SECTORMETA"<<std::endl;
777 JMutexAutoLock envlock(m_env_mutex);
779 std::string datastring((char*)&data[2], datasize-2);
780 std::istringstream is(datastring, std::ios_base::binary);
784 is.read((char*)buf, 1);
785 u16 sector_count = readU8(buf);
787 //dstream<<"sector_count="<<sector_count<<std::endl;
789 for(u16 i=0; i<sector_count; i++)
792 is.read((char*)buf, 4);
793 v2s16 pos = readV2S16(buf);
794 /*dstream<<"Client: deserializing sector at "
795 <<"("<<pos.X<<","<<pos.Y<<")"<<std::endl;*/
797 assert(m_env.getMap().mapType() == MAPTYPE_CLIENT);
798 ((ClientMap&)m_env.getMap()).deSerializeSector(pos, is);
802 else if(command == TOCLIENT_INVENTORY)
807 //TimeTaker t1("Parsing TOCLIENT_INVENTORY", m_device);
810 //TimeTaker t2("mutex locking", m_device);
811 JMutexAutoLock envlock(m_env_mutex);
814 //TimeTaker t3("istringstream init", m_device);
815 std::string datastring((char*)&data[2], datasize-2);
816 std::istringstream is(datastring, std::ios_base::binary);
819 //m_env.printPlayers(dstream);
821 //TimeTaker t4("player get", m_device);
822 Player *player = m_env.getLocalPlayer();
823 assert(player != NULL);
826 //TimeTaker t1("inventory.deSerialize()", m_device);
827 player->inventory.deSerialize(is);
830 m_inventory_updated = true;
832 //dstream<<"Client got player inventory:"<<std::endl;
833 //player->inventory.print(dstream);
837 else if(command == TOCLIENT_OBJECTDATA)
840 // Strip command word and create a stringstream
841 std::string datastring((char*)&data[2], datasize-2);
842 std::istringstream is(datastring, std::ios_base::binary);
846 JMutexAutoLock envlock(m_env_mutex);
854 is.read((char*)buf, 2);
855 u16 playercount = readU16(buf);
857 for(u16 i=0; i<playercount; i++)
859 is.read((char*)buf, 2);
860 u16 peer_id = readU16(buf);
861 is.read((char*)buf, 12);
862 v3s32 p_i = readV3S32(buf);
863 is.read((char*)buf, 12);
864 v3s32 s_i = readV3S32(buf);
865 is.read((char*)buf, 4);
866 s32 pitch_i = readS32(buf);
867 is.read((char*)buf, 4);
868 s32 yaw_i = readS32(buf);
870 Player *player = m_env.getPlayer(peer_id);
872 // Skip if player doesn't exist
878 // Skip if player is local player
879 if(player->isLocal())
884 f32 pitch = (f32)pitch_i / 100.0;
885 f32 yaw = (f32)yaw_i / 100.0;
886 v3f position((f32)p_i.X/100., (f32)p_i.Y/100., (f32)p_i.Z/100.);
887 v3f speed((f32)s_i.X/100., (f32)s_i.Y/100., (f32)s_i.Z/100.);
889 player->setPosition(position);
890 player->setSpeed(speed);
891 player->setPitch(pitch);
899 // Read active block count
900 is.read((char*)buf, 2);
901 u16 blockcount = readU16(buf);
903 // Initialize delete queue with all active blocks
904 core::map<v3s16, bool> abs_to_delete;
905 for(core::map<v3s16, bool>::Iterator
906 i = m_active_blocks.getIterator();
907 i.atEnd() == false; i++)
909 v3s16 p = i.getNode()->getKey();
911 <<"("<<p.x<<","<<p.y<<","<<p.z<<") "
912 <<" to abs_to_delete"
914 abs_to_delete.insert(p, true);
917 /*dstream<<"Initial delete queue size: "<<abs_to_delete.size()
920 for(u16 i=0; i<blockcount; i++)
923 is.read((char*)buf, 6);
924 v3s16 p = readV3S16(buf);
925 // Get block from somewhere
926 MapBlock *block = NULL;
928 block = m_env.getMap().getBlockNoCreate(p);
930 catch(InvalidPositionException &e)
932 //TODO: Create a dummy block?
937 <<"Could not get block at blockpos "
938 <<"("<<p.X<<","<<p.Y<<","<<p.Z<<") "
939 <<"in TOCLIENT_OBJECTDATA. Ignoring "
940 <<"following block object data."
945 /*dstream<<"Client updating objects for block "
946 <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
949 // Insert to active block list
950 m_active_blocks.insert(p, true);
952 // Remove from deletion queue
953 if(abs_to_delete.find(p) != NULL)
954 abs_to_delete.remove(p);
957 Update objects of block
959 NOTE: Be sure this is done in the main thread.
961 block->updateObjects(is, m_server_ser_ver,
962 m_device->getSceneManager(), m_env.getDayNightRatio());
965 /*dstream<<"Final delete queue size: "<<abs_to_delete.size()
968 // Delete objects of blocks in delete queue
969 for(core::map<v3s16, bool>::Iterator
970 i = abs_to_delete.getIterator();
971 i.atEnd() == false; i++)
973 v3s16 p = i.getNode()->getKey();
976 MapBlock *block = m_env.getMap().getBlockNoCreate(p);
979 block->clearObjects();
980 // Remove from active blocks list
981 m_active_blocks.remove(p);
983 catch(InvalidPositionException &e)
985 dstream<<"WARNAING: Client: "
986 <<"Couldn't clear objects of active->inactive"
988 <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
989 <<" because block was not found"
997 else if(command == TOCLIENT_TIME_OF_DAY)
1002 u16 time = readU16(&data[2]);
1003 time = time % 24000;
1004 m_time_of_day.set(time);
1005 //dstream<<"Client: time="<<time<<std::endl;
1007 else if(command == TOCLIENT_CHAT_MESSAGE)
1015 std::string datastring((char*)&data[2], datasize-2);
1016 std::istringstream is(datastring, std::ios_base::binary);
1019 is.read((char*)buf, 2);
1020 u16 len = readU16(buf);
1022 std::wstring message;
1023 for(u16 i=0; i<len; i++)
1025 is.read((char*)buf, 2);
1026 message += (wchar_t)readU16(buf);
1029 /*dstream<<"Client received chat message: "
1030 <<wide_to_narrow(message)<<std::endl;*/
1032 m_chat_queue.push_back(message);
1034 // Default to queueing it (for slow commands)
1037 JMutexAutoLock lock(m_incoming_queue_mutex);
1039 IncomingPacket packet(data, datasize);
1040 m_incoming_queue.push_back(packet);
1045 Returns true if there was something in queue
1047 bool Client::AsyncProcessPacket()
1049 DSTACK(__FUNCTION_NAME);
1051 try //for catching con::PeerNotFoundException
1056 JMutexAutoLock lock(m_con_mutex);
1057 // All data is coming from the server
1058 peer = m_con.GetPeer(PEER_ID_SERVER);
1061 u8 ser_version = m_server_ser_ver;
1063 IncomingPacket packet = getPacket();
1064 u8 *data = packet.m_data;
1065 u32 datasize = packet.m_datalen;
1067 // An empty packet means queue is empty
1075 ToClientCommand command = (ToClientCommand)readU16(&data[0]);
1077 if(command == TOCLIENT_BLOCKDATA)
1079 // Ignore too small packet
1082 /*if(datasize < 8 + MapBlock::serializedLength(ser_version))
1086 p.X = readS16(&data[2]);
1087 p.Y = readS16(&data[4]);
1088 p.Z = readS16(&data[6]);
1090 /*dout_client<<DTIME<<"Client: Thread: BLOCKDATA for ("
1091 <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
1093 /*dstream<<DTIME<<"Client: Thread: BLOCKDATA for ("
1094 <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
1096 std::string datastring((char*)&data[8], datasize-8);
1097 std::istringstream istr(datastring, std::ios_base::binary);
1103 JMutexAutoLock envlock(m_env_mutex);
1105 v2s16 p2d(p.X, p.Z);
1106 sector = m_env.getMap().emergeSector(p2d);
1108 v2s16 sp = sector->getPos();
1111 dstream<<"ERROR: Got sector with getPos()="
1112 <<"("<<sp.X<<","<<sp.Y<<"), tried to get"
1113 <<"("<<p2d.X<<","<<p2d.Y<<")"<<std::endl;
1117 //assert(sector->getPos() == p2d);
1120 block = sector->getBlockNoCreate(p.Y);
1122 Update an existing block
1124 //dstream<<"Updating"<<std::endl;
1125 block->deSerialize(istr, ser_version);
1126 //block->setChangedFlag();
1128 catch(InvalidPositionException &e)
1133 //dstream<<"Creating new"<<std::endl;
1134 block = new MapBlock(&m_env.getMap(), p);
1135 block->deSerialize(istr, ser_version);
1136 sector->insertBlock(block);
1137 //block->setChangedFlag();
1141 mod.type = NODEMOD_CHANGECONTENT;
1142 mod.param = CONTENT_MESE;
1143 block->setTempMod(v3s16(8,10,8), mod);
1144 block->setTempMod(v3s16(8,9,8), mod);
1145 block->setTempMod(v3s16(8,8,8), mod);
1146 block->setTempMod(v3s16(8,7,8), mod);
1147 block->setTempMod(v3s16(8,6,8), mod);*/
1151 Well, this is a dumb way to do it, they should just
1152 be drawn as separate objects.
1157 mod.type = NODEMOD_CHANGECONTENT;
1158 mod.param = CONTENT_CLOUD;
1161 for(p2.X=3; p2.X<=13; p2.X++)
1162 for(p2.Z=3; p2.Z<=13; p2.Z++)
1164 block->setTempMod(p2, mod);
1180 u32 replysize = 2+1+6;
1181 SharedBuffer<u8> reply(replysize);
1182 writeU16(&reply[0], TOSERVER_GOTBLOCKS);
1184 writeV3S16(&reply[3], p);
1186 m_con.Send(PEER_ID_SERVER, 1, reply, true);
1189 Update Mesh of this block and blocks at x-, y- and z-.
1190 Environment should not be locked as it interlocks with the
1191 main thread, from which is will want to retrieve textures.
1194 m_env.getMap().updateMeshes(block->getPos(), getDayNightRatio());
1198 dout_client<<DTIME<<"WARNING: Client: Ignoring unknown command "
1199 <<command<<std::endl;
1205 catch(con::PeerNotFoundException &e)
1207 dout_client<<DTIME<<"Client::AsyncProcessData(): Cancelling: The server"
1208 " connection doesn't exist (a timeout or not yet connected?)"<<std::endl;
1213 bool Client::AsyncProcessData()
1217 bool r = AsyncProcessPacket();
1224 void Client::Send(u16 channelnum, SharedBuffer<u8> data, bool reliable)
1226 JMutexAutoLock lock(m_con_mutex);
1227 m_con.Send(PEER_ID_SERVER, channelnum, data, reliable);
1230 bool Client::isFetchingBlocks()
1232 JMutexAutoLock conlock(m_con_mutex);
1233 con::Peer *peer = m_con.GetPeerNoEx(PEER_ID_SERVER);
1234 // Not really fetching but can't fetch more.
1235 if(peer == NULL) return true;
1237 con::Channel *channel = &(peer->channels[1]);
1239 NOTE: Channel 0 should always be used for fetching blocks,
1240 and for nothing else.
1242 if(channel->incoming_reliables.size() > 0)
1244 if(channel->outgoing_reliables.size() > 0)
1249 IncomingPacket Client::getPacket()
1251 JMutexAutoLock lock(m_incoming_queue_mutex);
1253 core::list<IncomingPacket>::Iterator i;
1254 // Refer to first one
1255 i = m_incoming_queue.begin();
1257 // If queue is empty, return empty packet
1258 if(i == m_incoming_queue.end()){
1259 IncomingPacket packet;
1263 // Pop out first packet and return it
1264 IncomingPacket packet = *i;
1265 m_incoming_queue.erase(i);
1269 void Client::groundAction(u8 action, v3s16 nodepos_undersurface,
1270 v3s16 nodepos_oversurface, u16 item)
1272 if(connectedAndInitialized() == false){
1273 dout_client<<DTIME<<"Client::groundAction() "
1274 "cancelled (not connected)"
1283 [3] v3s16 nodepos_undersurface
1284 [9] v3s16 nodepos_abovesurface
1289 2: stop digging (all parameters ignored)
1291 u8 datasize = 2 + 1 + 6 + 6 + 2;
1292 SharedBuffer<u8> data(datasize);
1293 writeU16(&data[0], TOSERVER_GROUND_ACTION);
1294 writeU8(&data[2], action);
1295 writeV3S16(&data[3], nodepos_undersurface);
1296 writeV3S16(&data[9], nodepos_oversurface);
1297 writeU16(&data[15], item);
1298 Send(0, data, true);
1301 void Client::clickObject(u8 button, v3s16 blockpos, s16 id, u16 item)
1303 if(connectedAndInitialized() == false){
1304 dout_client<<DTIME<<"Client::clickObject() "
1305 "cancelled (not connected)"
1311 [0] u16 command=TOSERVER_CLICK_OBJECT
1312 [2] u8 button (0=left, 1=right)
1317 u8 datasize = 2 + 1 + 6 + 2 + 2;
1318 SharedBuffer<u8> data(datasize);
1319 writeU16(&data[0], TOSERVER_CLICK_OBJECT);
1320 writeU8(&data[2], button);
1321 writeV3S16(&data[3], blockpos);
1322 writeS16(&data[9], id);
1323 writeU16(&data[11], item);
1324 Send(0, data, true);
1327 void Client::sendSignText(v3s16 blockpos, s16 id, std::string text)
1336 std::ostringstream os(std::ios_base::binary);
1340 writeU16(buf, TOSERVER_SIGNTEXT);
1341 os.write((char*)buf, 2);
1344 writeV3S16(buf, blockpos);
1345 os.write((char*)buf, 6);
1349 os.write((char*)buf, 2);
1351 u16 textlen = text.size();
1352 // Write text length
1353 writeS16(buf, textlen);
1354 os.write((char*)buf, 2);
1357 os.write((char*)text.c_str(), textlen);
1360 std::string s = os.str();
1361 SharedBuffer<u8> data((u8*)s.c_str(), s.size());
1363 Send(0, data, true);
1366 void Client::sendInventoryAction(InventoryAction *a)
1368 std::ostringstream os(std::ios_base::binary);
1372 writeU16(buf, TOSERVER_INVENTORY_ACTION);
1373 os.write((char*)buf, 2);
1378 std::string s = os.str();
1379 SharedBuffer<u8> data((u8*)s.c_str(), s.size());
1381 Send(0, data, true);
1384 void Client::sendChatMessage(const std::wstring &message)
1386 std::ostringstream os(std::ios_base::binary);
1390 writeU16(buf, TOSERVER_CHAT_MESSAGE);
1391 os.write((char*)buf, 2);
1394 writeU16(buf, message.size());
1395 os.write((char*)buf, 2);
1398 for(u32 i=0; i<message.size(); i++)
1402 os.write((char*)buf, 2);
1406 std::string s = os.str();
1407 SharedBuffer<u8> data((u8*)s.c_str(), s.size());
1409 Send(0, data, true);
1412 void Client::sendPlayerPos()
1414 JMutexAutoLock envlock(m_env_mutex);
1416 Player *myplayer = m_env.getLocalPlayer();
1417 if(myplayer == NULL)
1422 JMutexAutoLock lock(m_con_mutex);
1423 our_peer_id = m_con.GetPeerID();
1426 // Set peer id if not set already
1427 if(myplayer->peer_id == PEER_ID_NEW)
1428 myplayer->peer_id = our_peer_id;
1429 // Check that an existing peer_id is the same as the connection's
1430 assert(myplayer->peer_id == our_peer_id);
1432 v3f pf = myplayer->getPosition();
1433 v3s32 position(pf.X*100, pf.Y*100, pf.Z*100);
1434 v3f sf = myplayer->getSpeed();
1435 v3s32 speed(sf.X*100, sf.Y*100, sf.Z*100);
1436 s32 pitch = myplayer->getPitch() * 100;
1437 s32 yaw = myplayer->getYaw() * 100;
1442 [2] v3s32 position*100
1443 [2+12] v3s32 speed*100
1444 [2+12+12] s32 pitch*100
1445 [2+12+12+4] s32 yaw*100
1448 SharedBuffer<u8> data(2+12+12+4+4);
1449 writeU16(&data[0], TOSERVER_PLAYERPOS);
1450 writeV3S32(&data[2], position);
1451 writeV3S32(&data[2+12], speed);
1452 writeS32(&data[2+12+12], pitch);
1453 writeS32(&data[2+12+12+4], yaw);
1455 // Send as unreliable
1456 Send(0, data, false);
1459 void Client::removeNode(v3s16 p)
1461 JMutexAutoLock envlock(m_env_mutex);
1463 core::map<v3s16, MapBlock*> modified_blocks;
1467 //TimeTaker t("removeNodeAndUpdate", m_device);
1468 m_env.getMap().removeNodeAndUpdate(p, modified_blocks);
1470 catch(InvalidPositionException &e)
1474 for(core::map<v3s16, MapBlock * >::Iterator
1475 i = modified_blocks.getIterator();
1476 i.atEnd() == false; i++)
1478 v3s16 p = i.getNode()->getKey();
1479 m_env.getMap().updateMeshes(p, m_env.getDayNightRatio());
1483 void Client::addNode(v3s16 p, MapNode n)
1485 JMutexAutoLock envlock(m_env_mutex);
1487 core::map<v3s16, MapBlock*> modified_blocks;
1491 m_env.getMap().addNodeAndUpdate(p, n, modified_blocks);
1493 catch(InvalidPositionException &e)
1496 for(core::map<v3s16, MapBlock * >::Iterator
1497 i = modified_blocks.getIterator();
1498 i.atEnd() == false; i++)
1500 v3s16 p = i.getNode()->getKey();
1501 m_env.getMap().updateMeshes(p, m_env.getDayNightRatio());
1505 void Client::updateCamera(v3f pos, v3f dir)
1507 m_env.getMap().updateCamera(pos, dir);
1508 camera_position = pos;
1509 camera_direction = dir;
1512 MapNode Client::getNode(v3s16 p)
1514 JMutexAutoLock envlock(m_env_mutex);
1515 return m_env.getMap().getNode(p);
1518 /*void Client::getNode(v3s16 p, MapNode n)
1520 JMutexAutoLock envlock(m_env_mutex);
1521 m_env.getMap().setNode(p, n);
1524 /*f32 Client::getGroundHeight(v2s16 p)
1526 JMutexAutoLock envlock(m_env_mutex);
1527 return m_env.getMap().getGroundHeight(p);
1530 /*bool Client::isNodeUnderground(v3s16 p)
1532 JMutexAutoLock envlock(m_env_mutex);
1533 return m_env.getMap().isNodeUnderground(p);
1536 /*Player * Client::getLocalPlayer()
1538 JMutexAutoLock envlock(m_env_mutex);
1539 return m_env.getLocalPlayer();
1542 /*core::list<Player*> Client::getPlayers()
1544 JMutexAutoLock envlock(m_env_mutex);
1545 return m_env.getPlayers();
1548 v3f Client::getPlayerPosition()
1550 JMutexAutoLock envlock(m_env_mutex);
1551 LocalPlayer *player = m_env.getLocalPlayer();
1552 assert(player != NULL);
1553 return player->getPosition();
1556 void Client::setPlayerControl(PlayerControl &control)
1558 JMutexAutoLock envlock(m_env_mutex);
1559 LocalPlayer *player = m_env.getLocalPlayer();
1560 assert(player != NULL);
1561 player->control = control;
1564 // Returns true if the inventory of the local player has been
1565 // updated from the server. If it is true, it is set to false.
1566 bool Client::getLocalInventoryUpdated()
1568 // m_inventory_updated is behind envlock
1569 JMutexAutoLock envlock(m_env_mutex);
1570 bool updated = m_inventory_updated;
1571 m_inventory_updated = false;
1575 // Copies the inventory of the local player to parameter
1576 void Client::getLocalInventory(Inventory &dst)
1578 JMutexAutoLock envlock(m_env_mutex);
1579 Player *player = m_env.getLocalPlayer();
1580 assert(player != NULL);
1581 dst = player->inventory;
1584 MapBlockObject * Client::getSelectedObject(
1586 v3f from_pos_f_on_map,
1587 core::line3d<f32> shootline_on_map
1590 JMutexAutoLock envlock(m_env_mutex);
1592 core::array<DistanceSortedObject> objects;
1594 for(core::map<v3s16, bool>::Iterator
1595 i = m_active_blocks.getIterator();
1596 i.atEnd() == false; i++)
1598 v3s16 p = i.getNode()->getKey();
1600 MapBlock *block = NULL;
1603 block = m_env.getMap().getBlockNoCreate(p);
1605 catch(InvalidPositionException &e)
1610 // Calculate from_pos relative to block
1611 v3s16 block_pos_i_on_map = block->getPosRelative();
1612 v3f block_pos_f_on_map = intToFloat(block_pos_i_on_map);
1613 v3f from_pos_f_on_block = from_pos_f_on_map - block_pos_f_on_map;
1615 block->getObjects(from_pos_f_on_block, max_d, objects);
1616 //block->getPseudoObjects(from_pos_f_on_block, max_d, objects);
1619 //dstream<<"Collected "<<objects.size()<<" nearby objects"<<std::endl;
1622 // After this, the closest object is the first in the array.
1625 for(u32 i=0; i<objects.size(); i++)
1627 MapBlockObject *obj = objects[i].obj;
1628 MapBlock *block = obj->getBlock();
1630 // Calculate shootline relative to block
1631 v3s16 block_pos_i_on_map = block->getPosRelative();
1632 v3f block_pos_f_on_map = intToFloat(block_pos_i_on_map);
1633 core::line3d<f32> shootline_on_block(
1634 shootline_on_map.start - block_pos_f_on_map,
1635 shootline_on_map.end - block_pos_f_on_map
1638 if(obj->isSelected(shootline_on_block))
1640 //dstream<<"Returning selected object"<<std::endl;
1645 //dstream<<"No object selected; returning NULL."<<std::endl;
1649 void Client::printDebugInfo(std::ostream &os)
1651 //JMutexAutoLock lock1(m_fetchblock_mutex);
1652 JMutexAutoLock lock2(m_incoming_queue_mutex);
1654 os<<"m_incoming_queue.getSize()="<<m_incoming_queue.getSize()
1655 //<<", m_fetchblock_history.size()="<<m_fetchblock_history.size()
1656 //<<", m_opt_not_found_history.size()="<<m_opt_not_found_history.size()
1660 /*s32 Client::getDayNightIndex()
1662 assert(m_daynight_i >= 0 && m_daynight_i < DAYNIGHT_CACHE_COUNT);
1663 return m_daynight_i;
1666 u32 Client::getDayNightRatio()
1668 JMutexAutoLock envlock(m_env_mutex);
1669 return m_env.getDayNightRatio();
1672 /*void Client::updateSomeExpiredMeshes()
1674 TimeTaker timer("updateSomeExpiredMeshes()", g_device);
1678 JMutexAutoLock envlock(m_env_mutex);
1679 player = m_env.getLocalPlayer();
1682 u32 daynight_ratio = getDayNightRatio();
1684 v3f playerpos = player->getPosition();
1685 v3f playerspeed = player->getSpeed();
1687 v3s16 center_nodepos = floatToInt(playerpos);
1688 v3s16 center = getNodeBlockPos(center_nodepos);
1694 for(s16 d = 0; d <= d_max; d++)
1696 core::list<v3s16> list;
1697 getFacePositions(list, d);
1699 core::list<v3s16>::Iterator li;
1700 for(li=list.begin(); li!=list.end(); li++)
1702 v3s16 p = *li + center;
1703 MapBlock *block = NULL;
1706 //JMutexAutoLock envlock(m_env_mutex);
1707 block = m_env.getMap().getBlockNoCreate(p);
1709 catch(InvalidPositionException &e)
1716 if(block->getMeshExpired() == false)
1719 block->updateMesh(daynight_ratio);