+ /*
+ Run Map's timers and unload unused data
+ */
+ 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");
+ core::list<v3s16> deleted_blocks;
+ m_env.getMap().timerUpdate(map_timer_and_unload_dtime,
+ g_settings.getFloat("client_unload_unused_data_timeout"),
+ &deleted_blocks);
+
+ /*if(deleted_blocks.size() > 0)
+ dstream<<"Client: Unloaded "<<deleted_blocks.size()
+ <<" unused blocks"<<std::endl;*/
+
+ /*
+ Send info to server
+ NOTE: This loop is intentionally iterated the way it is.
+ */
+
+ core::list<v3s16>::Iterator i = deleted_blocks.begin();
+ core::list<v3s16> sendlist;
+ for(;;)
+ {
+ if(sendlist.size() == 255 || i == deleted_blocks.end())
+ {
+ if(sendlist.size() == 0)
+ break;
+ /*
+ [0] u16 command
+ [2] u8 count
+ [3] v3s16 pos_0
+ [3+6] v3s16 pos_1
+ ...
+ */
+ u32 replysize = 2+1+6*sendlist.size();
+ SharedBuffer<u8> reply(replysize);
+ writeU16(&reply[0], TOSERVER_DELETEDBLOCKS);
+ reply[2] = sendlist.size();
+ u32 k = 0;
+ for(core::list<v3s16>::Iterator
+ j = sendlist.begin();
+ j != sendlist.end(); j++)
+ {
+ writeV3S16(&reply[2+1+6*k], *j);
+ k++;
+ }
+ m_con.Send(PEER_ID_SERVER, 1, reply, true);
+
+ if(i == deleted_blocks.end())
+ break;
+
+ sendlist.clear();
+ }
+
+ sendlist.push_back(*i);
+ i++;
+ }
+ }
+