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139 lines
2.7 KiB
C++
139 lines
2.7 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MAPSECTOR_HEADER
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#define MAPSECTOR_HEADER
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#include "irrlichttypes.h"
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#include "irr_v2d.h"
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#include "mapblock.h"
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#include <ostream>
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#include <map>
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#include <vector>
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class Map;
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class IGameDef;
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/*
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This is an Y-wise stack of MapBlocks.
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*/
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#define MAPSECTOR_SERVER 0
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#define MAPSECTOR_CLIENT 1
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class MapSector
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{
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public:
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MapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
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virtual ~MapSector();
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virtual u32 getId() const = 0;
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void deleteBlocks();
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v2s16 getPos()
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{
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return m_pos;
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}
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MapBlock * getBlockNoCreateNoEx(s16 y);
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MapBlock * createBlankBlockNoInsert(s16 y);
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MapBlock * createBlankBlock(s16 y);
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void insertBlock(MapBlock *block);
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void deleteBlock(MapBlock *block);
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void getBlocks(MapBlockVect &dest);
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// Always false at the moment, because sector contains no metadata.
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bool differs_from_disk;
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protected:
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// The pile of MapBlocks
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std::map<s16, MapBlock*> m_blocks;
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Map *m_parent;
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// Position on parent (in MapBlock widths)
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v2s16 m_pos;
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IGameDef *m_gamedef;
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// Last-used block is cached here for quicker access.
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// Be sure to set this to NULL when the cached block is deleted
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MapBlock *m_block_cache;
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s16 m_block_cache_y;
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/*
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Private methods
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*/
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MapBlock *getBlockBuffered(s16 y);
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};
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class ServerMapSector : public MapSector
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{
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public:
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ServerMapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
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~ServerMapSector();
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u32 getId() const
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{
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return MAPSECTOR_SERVER;
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}
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/*
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These functions handle metadata.
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They do not handle blocks.
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*/
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void serialize(std::ostream &os, u8 version);
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static ServerMapSector* deSerialize(
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std::istream &is,
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Map *parent,
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v2s16 p2d,
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std::map<v2s16, MapSector*> & sectors,
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IGameDef *gamedef
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);
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private:
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};
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#ifndef SERVER
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class ClientMapSector : public MapSector
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{
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public:
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ClientMapSector(Map *parent, v2s16 pos, IGameDef *gamedef);
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~ClientMapSector();
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u32 getId() const
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{
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return MAPSECTOR_CLIENT;
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}
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private:
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};
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#endif
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#endif
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