3 Copyright (C) 2013 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 Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser 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.
20 #ifndef MAPSECTOR_HEADER
21 #define MAPSECTOR_HEADER
24 #include "irrlichttypes_bloated.h"
25 #include "exceptions.h"
33 This is an Y-wise stack of MapBlocks.
36 #define MAPSECTOR_SERVER 0
37 #define MAPSECTOR_CLIENT 1
43 MapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
46 virtual u32 getId() const = 0;
55 MapBlock * getBlockNoCreateNoEx(s16 y);
56 MapBlock * createBlankBlockNoInsert(s16 y);
57 MapBlock * createBlankBlock(s16 y);
59 void insertBlock(MapBlock *block);
61 void deleteBlock(MapBlock *block);
63 void getBlocks(core::list<MapBlock*> &dest);
65 // Always false at the moment, because sector contains no metadata.
66 bool differs_from_disk;
70 // The pile of MapBlocks
71 core::map<s16, MapBlock*> m_blocks;
74 // Position on parent (in MapBlock widths)
79 // Last-used block is cached here for quicker access.
80 // Be sure to set this to NULL when the cached block is deleted
81 MapBlock *m_block_cache;
87 MapBlock *getBlockBuffered(s16 y);
91 class ServerMapSector : public MapSector
94 ServerMapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
99 return MAPSECTOR_SERVER;
103 These functions handle metadata.
104 They do not handle blocks.
107 void serialize(std::ostream &os, u8 version);
109 static ServerMapSector* deSerialize(
113 core::map<v2s16, MapSector*> & sectors,
121 class ClientMapSector : public MapSector
124 ClientMapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
129 return MAPSECTOR_CLIENT;