tuned expired mesh updating while drawing a bit

src/client.cpp

@@ -985,7 +985,7 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
 			const s32 nightlength = 2;
 			const s32 daytimelength = 4;
 			s32 d = daylength;
-			s32 t = (((m_time_of_day.get()/* + 24000/d/2*/)%24000)/(24000/d));
+			s32 t = (((m_time_of_day.get())%24000)/(24000/d));
 			u32 dr;
 			if(t < nightlength/2 || t >= d - nightlength/2)
 				dr = 350;

src/map.cpp

@@ -3179,9 +3179,14 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 				This has to be done with the mesh_mutex unlocked
 			*/
 			// Pretty random but this should work somewhat nicely
-			if(mesh_expired && mesh_update_count < 3
-					&& (d < faraway || mesh_update_count < 2
-					|| m_control.range_all))
+			if(mesh_expired && (
+					(mesh_update_count < 3
+						&& (d < faraway || mesh_update_count < 2)
+					)
+					|| 
+					(m_control.range_all && mesh_update_count < 20)
+				)
+			)
 			/*if(mesh_expired && mesh_update_count < 6
 					&& (d < faraway || mesh_update_count < 3))*/
 			{