void ObjectProperties::deSerialize(std::istream &is) { int version = readU8(is); if(version != 1) throw SerializationError( "unsupported ObjectProperties version"); hp_max = readS16(is); physical = readU8(is); weight = readF1000(is); collisionbox.MinEdge = readV3F1000(is); collisionbox.MaxEdge = readV3F1000(is); visual = deSerializeString(is); visual_size = readV2F1000(is); textures.clear(); u32 texture_count = readU16(is); for(u32 i=0; i<texture_count; i++){ textures.push_back(deSerializeString(is)); } spritediv = readV2S16(is); initial_sprite_basepos = readV2S16(is); is_visible = readU8(is); makes_footstep_sound = readU8(is); try{ automatic_rotate = readF1000(is); }catch(SerializationError &e){} }
void NodeBox::deSerialize(std::istream &is) { int version = readU8(is); if(version < 1 || version > 2) throw SerializationError("unsupported NodeBox version"); reset(); type = (enum NodeBoxType)readU8(is); if(type == NODEBOX_FIXED || type == NODEBOX_LEVELED) { u16 fixed_count = readU16(is); while(fixed_count--) { aabb3f box; box.MinEdge = readV3F1000(is); box.MaxEdge = readV3F1000(is); fixed.push_back(box); } } else if(type == NODEBOX_WALLMOUNTED) { wall_top.MinEdge = readV3F1000(is); wall_top.MaxEdge = readV3F1000(is); wall_bottom.MinEdge = readV3F1000(is); wall_bottom.MaxEdge = readV3F1000(is); wall_side.MinEdge = readV3F1000(is); wall_side.MaxEdge = readV3F1000(is); } }
ServerActiveObject* LuaEntitySAO::create(ServerEnvironment *env, v3f pos, const std::string &data) { std::string name; std::string state; s16 hp = 1; v3f velocity; float yaw = 0; if(data != ""){ std::istringstream is(data, std::ios::binary); // read version u8 version = readU8(is); // check if version is supported if(version == 0){ name = deSerializeString(is); state = deSerializeLongString(is); } else if(version == 1){ name = deSerializeString(is); state = deSerializeLongString(is); hp = readS16(is); velocity = readV3F1000(is); yaw = readF1000(is); } } // create object infostream<<"LuaEntitySAO::create(name=\""<<name<<"\" state=\"" <<state<<"\")"<<std::endl; LuaEntitySAO *sao = new LuaEntitySAO(env, pos, name, state); sao->m_hp = hp; sao->m_velocity = velocity; sao->m_yaw = yaw; return sao; }
void ItemDefinition::deSerialize(std::istream &is) { // Reset everything reset(); // Deserialize int version = readU8(is); if(version != 1) throw SerializationError("unsupported ItemDefinition version"); type = (enum ItemType)readU8(is); name = deSerializeString(is); description = deSerializeString(is); inventory_image = deSerializeString(is); wield_image = deSerializeString(is); wield_scale = readV3F1000(is); stack_max = readS16(is); usable = readU8(is); liquids_pointable = readU8(is); eatable = readU8(is); std::string tool_capabilities_s = deSerializeString(is); if(!tool_capabilities_s.empty()) { std::istringstream tmp_is(tool_capabilities_s, std::ios::binary); tool_capabilities = new ToolCapabilities; tool_capabilities->deSerialize(tmp_is); } groups.clear(); u32 groups_size = readU16(is); for(u32 i=0; i<groups_size; i++){ std::string name = deSerializeString(is); int value = readS16(is); groups[name] = value; } }
ServerActiveObject* FallingSAO::create(ServerEnvironment *env, v3f pos, const std::string &data) { std::string name; std::string state; s16 hp = 1; v3f velocity; float yaw = 0; if(data != "") { std::istringstream is(data, std::ios::binary); // read version u8 version = readU8(is); // check if version is supported if(version == 0){ name = deSerializeString(is); state = deSerializeLongString(is); } else if(version == 1){ name = deSerializeString(is); state = deSerializeLongString(is); hp = readS16(is); velocity = readV3F1000(is); yaw = readF1000(is); } } // create object //infostream<<"FallingSAO::create(name='%s' state='%s')", name.c_str(), state.c_str(); epixel::FallingSAO *sao = new epixel::FallingSAO(env, pos, name, state); sao->m_hp = hp; sao->m_velocity = velocity; sao->m_yaw = yaw; return sao; }
void StaticObject::deSerialize(std::istream &is, u8 version) { // type type = readU8(is); // pos pos = readV3F1000(is); // data data = deSerializeString(is); }
void ItemDefinition::deSerialize(std::istream &is) { // Reset everything reset(); // Deserialize int version = readU8(is); if(version < 1 || version > 3) throw SerializationError("unsupported ItemDefinition version"); type = (enum ItemType)readU8(is); name = deSerializeString(is); description = deSerializeString(is); inventory_image = deSerializeString(is); wield_image = deSerializeString(is); wield_scale = readV3F1000(is); stack_max = readS16(is); usable = readU8(is); liquids_pointable = readU8(is); std::string tool_capabilities_s = deSerializeString(is); if(!tool_capabilities_s.empty()) { std::istringstream tmp_is(tool_capabilities_s, std::ios::binary); tool_capabilities = new ToolCapabilities; tool_capabilities->deSerialize(tmp_is); } groups.clear(); u32 groups_size = readU16(is); for(u32 i=0; i<groups_size; i++){ std::string name = deSerializeString(is); int value = readS16(is); groups[name] = value; } if(version == 1){ // We cant be sure that node_placement_prediction is send in version 1 try{ node_placement_prediction = deSerializeString(is); }catch(SerializationError &e) {}; // Set the old default sound sound_place.name = "default_place_node"; sound_place.gain = 0.5; } else if(version >= 2) { node_placement_prediction = deSerializeString(is); //deserializeSimpleSoundSpec(sound_place, is); sound_place.name = deSerializeString(is); sound_place.gain = readF1000(is); } if(version == 3) { range = readF1000(is); } // If you add anything here, insert it primarily inside the try-catch // block to not need to increase the version. try { sound_place_failed.name = deSerializeString(is); sound_place_failed.gain = readF1000(is); } catch(SerializationError &e) {}; }
void ItemDefinition::deSerialize(std::istream &is) { // Reset everything reset(); // Deserialize int version = readU8(is); if (version < 5) throw SerializationError("unsupported ItemDefinition version"); type = (enum ItemType)readU8(is); name = deSerializeString(is); description = deSerializeString(is); inventory_image = deSerializeString(is); wield_image = deSerializeString(is); wield_scale = readV3F1000(is); stack_max = readS16(is); usable = readU8(is); liquids_pointable = readU8(is); std::string tool_capabilities_s = deSerializeString(is); if(!tool_capabilities_s.empty()) { std::istringstream tmp_is(tool_capabilities_s, std::ios::binary); tool_capabilities = new ToolCapabilities; tool_capabilities->deSerialize(tmp_is); } groups.clear(); u32 groups_size = readU16(is); for(u32 i=0; i<groups_size; i++){ std::string name = deSerializeString(is); int value = readS16(is); groups[name] = value; } node_placement_prediction = deSerializeString(is); //deserializeSimpleSoundSpec(sound_place, is); sound_place.name = deSerializeString(is); sound_place.gain = readF1000(is); range = readF1000(is); sound_place_failed.name = deSerializeString(is); sound_place_failed.gain = readF1000(is); palette_image = deSerializeString(is); color = readARGB8(is); sound_place.pitch = readF1000(is); sound_place_failed.pitch = readF1000(is); inventory_overlay = deSerializeString(is); wield_overlay = deSerializeString(is); // If you add anything here, insert it primarily inside the try-catch // block to not need to increase the version. //try { //} catch(SerializationError &e) {}; }
void NodeBox::deSerialize(std::istream &is) { int version = readU8(is); if (version < 1 || version > 3) throw SerializationError("unsupported NodeBox version"); reset(); type = (enum NodeBoxType)readU8(is); if(type == NODEBOX_FIXED || type == NODEBOX_LEVELED) { u16 fixed_count = readU16(is); while(fixed_count--) { aabb3f box; box.MinEdge = readV3F1000(is); box.MaxEdge = readV3F1000(is); fixed.push_back(box); } } else if(type == NODEBOX_WALLMOUNTED) { wall_top.MinEdge = readV3F1000(is); wall_top.MaxEdge = readV3F1000(is); wall_bottom.MinEdge = readV3F1000(is); wall_bottom.MaxEdge = readV3F1000(is); wall_side.MinEdge = readV3F1000(is); wall_side.MaxEdge = readV3F1000(is); } else if (type == NODEBOX_CONNECTED) { #define READBOXES(box) do { \ count = readU16(is); \ (box).reserve(count); \ while (count--) { \ v3f min = readV3F1000(is); \ v3f max = readV3F1000(is); \ (box).push_back(aabb3f(min, max)); }; } while (0) u16 count; READBOXES(fixed); READBOXES(connect_top); READBOXES(connect_bottom); READBOXES(connect_front); READBOXES(connect_left); READBOXES(connect_back); READBOXES(connect_right); } }
void ObjectProperties::deSerialize(std::istream &is) { int version = readU8(is); if(version == 1) { try{ hp_max = readS16(is); physical = readU8(is); weight = readF1000(is); collisionbox.MinEdge = readV3F1000(is); collisionbox.MaxEdge = readV3F1000(is); visual = deSerializeString(is); visual_size = readV2F1000(is); textures.clear(); u32 texture_count = readU16(is); for(u32 i=0; i<texture_count; i++){ textures.push_back(deSerializeString(is)); } spritediv = readV2S16(is); initial_sprite_basepos = readV2S16(is); is_visible = readU8(is); makes_footstep_sound = readU8(is); automatic_rotate = readF1000(is); mesh = deSerializeString(is); u32 color_count = readU16(is); for(u32 i=0; i<color_count; i++){ colors.push_back(readARGB8(is)); } collideWithObjects = readU8(is); stepheight = readF1000(is); automatic_face_movement_dir = readU8(is); automatic_face_movement_dir_offset = readF1000(is); }catch(SerializationError &e){} } else { throw SerializationError("unsupported ObjectProperties version"); } }
void NodeBox::deSerialize(std::istream &is) { int version = readU8(is); if(version != 0) throw SerializationError("unsupported NodeBox version"); type = (enum NodeBoxType)readU8(is); fixed.MinEdge = readV3F1000(is); fixed.MaxEdge = readV3F1000(is); wall_top.MinEdge = readV3F1000(is); wall_top.MaxEdge = readV3F1000(is); wall_bottom.MinEdge = readV3F1000(is); wall_bottom.MaxEdge = readV3F1000(is); wall_side.MinEdge = readV3F1000(is); wall_side.MaxEdge = readV3F1000(is); }
void TestSerialization::testStreamRead() { std::string datastr( (const char *)test_serialized_data, sizeof(test_serialized_data)); std::istringstream is(datastr, std::ios_base::binary); UASSERT(readU8(is) == 0x11); UASSERT(readU16(is) == 0x2233); UASSERT(readU32(is) == 0x44556677); UASSERT(readU64(is) == 0x8899AABBCCDDEEFF); UASSERT(readS8(is) == -128); UASSERT(readS16(is) == 30000); UASSERT(readS32(is) == -6); UASSERT(readS64(is) == -43); UASSERT(readF1000(is) == 53.534f); UASSERT(readF1000(is) == -300000.32f); UASSERT(readF1000(is) == F1000_MIN); UASSERT(readF1000(is) == F1000_MAX); UASSERT(deSerializeString(is) == "foobar!"); UASSERT(readV2S16(is) == v2s16(500, 500)); UASSERT(readV3S16(is) == v3s16(4207, 604, -30)); UASSERT(readV2S32(is) == v2s32(1920, 1080)); UASSERT(readV3S32(is) == v3s32(-400, 6400054, 290549855)); UASSERT(readV2F1000(is) == v2f(500.656f, 350.345f)); UASSERT(deSerializeWideString(is) == L"\x02~woof~\x5455"); UASSERT(readV3F1000(is) == v3f(500, 10024.2f, -192.54f)); UASSERT(readARGB8(is) == video::SColor(255, 128, 50, 128)); UASSERT(deSerializeLongString(is) == "some longer string here"); UASSERT(is.rdbuf()->in_avail() == 2); UASSERT(readU16(is) == 0xF00D); UASSERT(is.rdbuf()->in_avail() == 0); }
/* sender_peer_id given to this shall be quaranteed to be a valid peer */ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id) { DSTACK(__FUNCTION_NAME); // Ignore packets that don't even fit a command if(datasize < 2) { m_packetcounter.add(60000); return; } ToClientCommand command = (ToClientCommand)readU16(&data[0]); //infostream<<"Client: received command="<<command<<std::endl; m_packetcounter.add((u16)command); /* If this check is removed, be sure to change the queue system to know the ids */ if(sender_peer_id != PEER_ID_SERVER) { infostream<<"Client::ProcessData(): Discarding data not " "coming from server: peer_id="<<sender_peer_id <<std::endl; return; } u8 ser_version = m_server_ser_ver; //infostream<<"Client received command="<<(int)command<<std::endl; if(command == TOCLIENT_INIT) { if(datasize < 3) return; u8 deployed = data[2]; infostream<<"Client: TOCLIENT_INIT received with " "deployed="<<((int)deployed&0xff)<<std::endl; if(deployed < SER_FMT_VER_LOWEST || deployed > SER_FMT_VER_HIGHEST) { infostream<<"Client: TOCLIENT_INIT: Server sent " <<"unsupported ser_fmt_ver"<<std::endl; return; } m_server_ser_ver = deployed; // Get player position v3s16 playerpos_s16(0, BS*2+BS*20, 0); if(datasize >= 2+1+6) playerpos_s16 = readV3S16(&data[2+1]); v3f playerpos_f = intToFloat(playerpos_s16, BS) - v3f(0, BS/2, 0); { //envlock //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out // Set player position Player *player = m_env.getLocalPlayer(); assert(player != NULL); player->setPosition(playerpos_f); } if(datasize >= 2+1+6+8) { // Get map seed m_map_seed = readU64(&data[2+1+6]); infostream<<"Client: received map seed: "<<m_map_seed<<std::endl; } // Reply to server u32 replysize = 2; SharedBuffer<u8> reply(replysize); writeU16(&reply[0], TOSERVER_INIT2); // Send as reliable m_con.Send(PEER_ID_SERVER, 1, reply, true); return; } if(command == TOCLIENT_ACCESS_DENIED) { // The server didn't like our password. Note, this needs // to be processed even if the serialisation format has // not been agreed yet, the same as TOCLIENT_INIT. m_access_denied = true; m_access_denied_reason = L"Unknown"; if(datasize >= 4) { std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); m_access_denied_reason = deSerializeWideString(is); } return; } if(ser_version == SER_FMT_VER_INVALID) { infostream<<"Client: Server serialization" " format invalid or not initialized." " Skipping incoming command="<<command<<std::endl; return; } // Just here to avoid putting the two if's together when // making some copypasta {} if(command == TOCLIENT_REMOVENODE) { if(datasize < 8) return; v3s16 p; p.X = readS16(&data[2]); p.Y = readS16(&data[4]); p.Z = readS16(&data[6]); //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) { if(datasize < 8 + MapNode::serializedLength(ser_version)) return; v3s16 p; p.X = readS16(&data[2]); p.Y = readS16(&data[4]); p.Z = readS16(&data[6]); //TimeTaker t1("TOCLIENT_ADDNODE"); MapNode n; n.deSerialize(&data[8], ser_version); addNode(p, n); } else if(command == TOCLIENT_BLOCKDATA) { // Ignore too small packet if(datasize < 8) return; v3s16 p; p.X = readS16(&data[2]); p.Y = readS16(&data[4]); p.Z = readS16(&data[6]); /*infostream<<"Client: Thread: BLOCKDATA for (" <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/ /*infostream<<"Client: Thread: BLOCKDATA for (" <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/ std::string datastring((char*)&data[8], datasize-8); std::istringstream istr(datastring, std::ios_base::binary); MapSector *sector; MapBlock *block; v2s16 p2d(p.X, p.Z); sector = m_env.getMap().emergeSector(p2d); assert(sector->getPos() == p2d); //TimeTaker timer("MapBlock deSerialize"); // 0ms block = sector->getBlockNoCreateNoEx(p.Y); if(block) { /* Update an existing block */ //infostream<<"Updating"<<std::endl; block->deSerialize(istr, ser_version); } else { /* Create a new block */ //infostream<<"Creating new"<<std::endl; block = new MapBlock(&m_env.getMap(), p); block->deSerialize(istr, ser_version); 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 /* Acknowledge block */ /* [0] u16 command [2] u8 count [3] v3s16 pos_0 [3+6] v3s16 pos_1 ... */ u32 replysize = 2+1+6; SharedBuffer<u8> reply(replysize); writeU16(&reply[0], TOSERVER_GOTBLOCKS); reply[2] = 1; writeV3S16(&reply[3], p); // Send as reliable 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. */ //infostream<<"Adding mesh update task for received block"<<std::endl; addUpdateMeshTaskWithEdge(p, true); } else if(command == TOCLIENT_PLAYERPOS) { infostream<<"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){ infostream<<"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]); /*infostream<<"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); /*infostream<<"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){ infostream<<"TOCLIENT_PLAYERINFO cancelled: " "we have no peer id" <<std::endl; return; } //infostream<<"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); /*infostream<<"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); infostream<<"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. */ //infostream<<"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) { infostream<<"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; } } /*infostream<<"peer_id="<<((*ip)->peer_id) <<" is_alive="<<is_alive<<std::endl;*/ if(is_alive) continue; infostream<<"Removing dead player "<<(*ip)->peer_id <<std::endl; m_env.removePlayer((*ip)->peer_id); } } //envlock } else if(command == TOCLIENT_SECTORMETA) { infostream<<"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; //infostream<<"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); //infostream<<"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); /*infostream<<"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) return; //TimeTaker t1("Parsing TOCLIENT_INVENTORY", m_device); { //envlock //TimeTaker t2("mutex locking", m_device); //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out //t2.stop(); //TimeTaker t3("istringstream init", m_device); std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); //t3.stop(); //m_env.printPlayers(infostream); //TimeTaker t4("player get", m_device); Player *player = m_env.getLocalPlayer(); assert(player != NULL); //t4.stop(); //TimeTaker t1("inventory.deSerialize()", m_device); player->inventory.deSerialize(is); //t1.stop(); m_inventory_updated = true; //infostream<<"Client got player inventory:"<<std::endl; //player->inventory.print(infostream); } } //DEBUG else if(command == TOCLIENT_OBJECTDATA) { // Strip command word and create a stringstream std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); u8 buf[12]; /* Read players */ is.read((char*)buf, 2); u16 playercount = readU16(buf); 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; } 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); } /* Read block objects NOTE: Deprecated stuff */ // Read active block count u16 blockcount = readU16(is); if(blockcount != 0){ infostream<<"TOCLIENT_OBJECTDATA: blockcount != 0 " "not supported"<<std::endl; return; } } 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; //infostream<<"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(); infostream<<"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); } /*infostream<<"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")) { /* u16 command u16 count of removed objects for all removed objects { u16 id } u16 count of added objects for all added objects { u16 id u8 type u32 initialization data length string initialization data } */ char buf[6]; // Get all data except the command number std::string datastring((char*)&data[2], datasize-2); // Throw them in an istringstream std::istringstream is(datastring, std::ios_base::binary); // Read stuff // Read removed objects is.read(buf, 2); u16 removed_count = readU16((u8*)buf); for(u16 i=0; i<removed_count; i++) { is.read(buf, 2); u16 id = readU16((u8*)buf); // Remove it { //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out m_env.removeActiveObject(id); } } // Read added objects is.read(buf, 2); u16 added_count = readU16((u8*)buf); for(u16 i=0; i<added_count; i++) { is.read(buf, 2); u16 id = readU16((u8*)buf); is.read(buf, 1); u8 type = readU8((u8*)buf); std::string data = deSerializeLongString(is); // Add it { //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out m_env.addActiveObject(id, type, data); } } } } else if(command == TOCLIENT_ACTIVE_OBJECT_MESSAGES) { //if(g_settings->getBool("enable_experimental")) { /* u16 command for all objects { u16 id u16 message length string message } */ char buf[6]; // Get all data except the command number std::string datastring((char*)&data[2], datasize-2); // Throw them in an istringstream std::istringstream is(datastring, std::ios_base::binary); while(is.eof() == false) { // Read stuff is.read(buf, 2); u16 id = readU16((u8*)buf); if(is.eof()) break; is.read(buf, 2); u16 message_size = readU16((u8*)buf); std::string message; message.reserve(message_size); for(u16 i=0; i<message_size; i++) { is.read(buf, 1); message.append(buf, 1); } // Pass on to the environment { //JMutexAutoLock envlock(m_env_mutex); //bulk comment-out m_env.processActiveObjectMessage(id, message); } } } } else if(command == TOCLIENT_HP) { std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); Player *player = m_env.getLocalPlayer(); assert(player != NULL); u8 hp = readU8(is); player->hp = hp; } else if(command == TOCLIENT_MOVE_PLAYER) { std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); Player *player = m_env.getLocalPlayer(); assert(player != NULL); v3f pos = readV3F1000(is); f32 pitch = readF1000(is); f32 yaw = readF1000(is); player->setPosition(pos); /*player->setPitch(pitch); player->setYaw(yaw);*/ infostream<<"Client got TOCLIENT_MOVE_PLAYER" <<" pos=("<<pos.X<<","<<pos.Y<<","<<pos.Z<<")" <<" pitch="<<pitch <<" yaw="<<yaw <<std::endl; /* Add to ClientEvent queue. This has to be sent to the main program because otherwise it would just force the pitch and yaw values to whatever the camera points to. */ ClientEvent event; event.type = CE_PLAYER_FORCE_MOVE; event.player_force_move.pitch = pitch; event.player_force_move.yaw = yaw; m_client_event_queue.push_back(event); // Ignore damage for a few seconds, so that the player doesn't // get damage from falling on ground m_ignore_damage_timer = 3.0; } else if(command == TOCLIENT_PLAYERITEM) { std::string datastring((char*)&data[2], datasize-2); std::istringstream is(datastring, std::ios_base::binary); u16 count = readU16(is); for (u16 i = 0; i < count; ++i) { u16 peer_id = readU16(is); Player *player = m_env.getPlayer(peer_id); if (player == NULL) { infostream<<"Client: ignoring player item " << deSerializeString(is) << " for non-existing peer id " << peer_id << std::endl; continue; } else if (player->isLocal()) { infostream<<"Client: ignoring player item " << deSerializeString(is) << " for local player" << std::endl; continue; } else { InventoryList *inv = player->inventory.getList("main"); std::string itemstring(deSerializeString(is)); if (itemstring.empty()) { inv->deleteItem(0); infostream <<"Client: empty player item for peer " << peer_id << std::endl; } else { std::istringstream iss(itemstring); delete inv->changeItem(0, InventoryItem::deSerialize(iss)); infostream<<"Client: player item for peer " << peer_id << ": "; player->getWieldItem()->serialize(infostream); infostream<<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 { infostream<<"Client: Ignoring unknown command " <<command<<std::endl; } }