+ s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
+ if (my_radius <= 0)
+ my_radius = radius;
+
+ std::queue<u16> removed_objects, added_objects;
+ m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
+ client->m_known_objects, removed_objects);
+ m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
+ client->m_known_objects, added_objects);
+
+ int removed_count = removed_objects.size();
+ int added_count = added_objects.size();
+
+ if (removed_objects.empty() && added_objects.empty())
+ return;
+
+ char buf[4];
+ std::string data;
+
+ // Handle removed objects
+ writeU16((u8*)buf, removed_objects.size());
+ data.append(buf, 2);
+ while (!removed_objects.empty()) {
+ // Get object
+ u16 id = removed_objects.front();
+ ServerActiveObject* obj = m_env->getActiveObject(id);
+
+ // Add to data buffer for sending
+ writeU16((u8*)buf, id);
+ data.append(buf, 2);
+
+ // Remove from known objects
+ client->m_known_objects.erase(id);
+
+ if (obj && obj->m_known_by_count > 0)
+ obj->m_known_by_count--;
+
+ removed_objects.pop();
+ }
+
+ // Handle added objects
+ writeU16((u8*)buf, added_objects.size());
+ data.append(buf, 2);
+ while (!added_objects.empty()) {
+ // Get object
+ u16 id = added_objects.front();
+ ServerActiveObject *obj = m_env->getActiveObject(id);
+ added_objects.pop();
+
+ if (!obj) {
+ warningstream << FUNCTION_NAME << ": NULL object id="
+ << (int)id << std::endl;
+ continue;
+ }
+
+ // Get object type
+ u8 type = obj->getSendType();
+
+ // Add to data buffer for sending
+ writeU16((u8*)buf, id);
+ data.append(buf, 2);
+ writeU8((u8*)buf, type);
+ data.append(buf, 1);
+
+ data.append(serializeLongString(
+ obj->getClientInitializationData(client->net_proto_version)));
+
+ // Add to known objects
+ client->m_known_objects.insert(id);
+
+ obj->m_known_by_count++;
+ }
+
+ NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, data.size(), client->peer_id);
+ pkt.putRawString(data.c_str(), data.size());
+ Send(&pkt);
+
+ verbosestream << "Server::SendActiveObjectRemoveAdd: "
+ << removed_count << " removed, " << added_count << " added, "
+ << "packet size is " << pkt.getSize() << std::endl;
+}
+
+void Server::SendActiveObjectMessages(session_t peer_id, const std::string &datas,
+ bool reliable)
+{
+ NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_MESSAGES,
+ datas.size(), peer_id);
+
+ pkt.putRawString(datas.c_str(), datas.size());
+
+ m_clients.send(pkt.getPeerId(),
+ reliable ? clientCommandFactoryTable[pkt.getCommand()].channel : 1,
+ &pkt, reliable);
+}
+
+void Server::SendCSMRestrictionFlags(session_t peer_id)
+{
+ NetworkPacket pkt(TOCLIENT_CSM_RESTRICTION_FLAGS,
+ sizeof(m_csm_restriction_flags) + sizeof(m_csm_restriction_noderange), peer_id);
+ pkt << m_csm_restriction_flags << m_csm_restriction_noderange;
+ Send(&pkt);
+}
+
+void Server::SendPlayerSpeed(session_t peer_id, const v3f &added_vel)
+{
+ NetworkPacket pkt(TOCLIENT_PLAYER_SPEED, 0, peer_id);
+ pkt << added_vel;
+ Send(&pkt);
+}
+
+s32 Server::playSound(const SimpleSoundSpec &spec,
+ const ServerSoundParams ¶ms)
+{
+ // Find out initial position of sound