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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#ifndef L_MAPGEN_H_
#define L_MAPGEN_H_

#include "lua_api/l_base.h"

class ModApiMapgen : public ModApiBase {
private:
	// get_biome_id(biomename)
	// returns the biome id used in biomemap
	static int l_get_biome_id(lua_State *L);

	// get_mapgen_object(objectname)
	// returns the requested object used during map generation
	static int l_get_mapgen_object(lua_State *L);

	// get_mapgen_params()
	// returns the currently active map generation parameter set
	static int l_get_mapgen_params(lua_State *L);

	// set_mapgen_params(params)
	// set mapgen parameters
	static int l_set_mapgen_params(lua_State *L);

	// set_noiseparam_defaults(name, noiseparams, set_default)
	static int l_set_noiseparams(lua_State *L);

	// get_noiseparam_defaults(name)
	static int l_get_noiseparams(lua_State *L);

	// set_gen_notify(flagstring)
	static int l_set_gen_notify(lua_State *L);

	// set_gen_notify(flagstring)
	static int l_get_gen_notify(lua_State *L);

	// register_biome({lots of stuff})
	static int l_register_biome(lua_State *L);

	// register_decoration({lots of stuff})
	static int l_register_decoration(lua_State *L);

	// register_ore({lots of stuff})
	static int l_register_ore(lua_State *L);

	// register_schematic({schematic}, replacements={})
	static int l_register_schematic(lua_State *L);

	// clear_registered_biomes()
	static int l_clear_registered_biomes(lua_State *L);

	// clear_registered_decorations()
	static int l_clear_registered_decorations(lua_State *L);

	// clear_registered_schematics()
	static int l_clear_registered_schematics(lua_State *L);

	// generate_ores(vm, p1, p2)
	static int l_generate_ores(lua_State *L);

	// generate_decorations(vm, p1, p2)
	static int l_generate_decorations(lua_State *L);

	// clear_registered_ores
	static int l_clear_registered_ores(lua_State *L);

	// create_schematic(p1, p2, probability_list, filename)
	static int l_create_schematic(lua_State *L);

	// place_schematic(p, schematic, rotation, replacements, force_placement)
	static int l_place_schematic(lua_State *L);

	// place_schematic_on_vmanip(vm, p, schematic,
	//     rotation, replacements, force_placement)
	static int l_place_schematic_on_vmanip(lua_State *L);

	// serialize_schematic(schematic, format, options={...})
	static int l_serialize_schematic(lua_State *L);

public:
	static void Initialize(lua_State *L, int top);

	static struct EnumString es_BiomeTerrainType[];
	static struct EnumString es_DecorationType[];
	static struct EnumString es_MapgenObject[];
	static struct EnumString es_OreType[];
	static struct EnumString es_Rotation[];
	static struct EnumString es_SchematicFormatType[];
	static struct EnumString es_NodeResolveMethod[];
};

#endif /* L_MAPGEN_H_ */
span>(s16 y) { MapBlock *block; if(m_block_cache != NULL && y == m_block_cache_y){ return m_block_cache; } // If block doesn't exist, return NULL std::map<s16, MapBlock*>::iterator n = m_blocks.find(y); if(n == m_blocks.end()) { block = NULL; } // If block exists, return it else{ block = n->second; } // Cache the last result m_block_cache_y = y; m_block_cache = block; return block; } MapBlock * MapSector::getBlockNoCreateNoEx(s16 y) { return getBlockBuffered(y); } MapBlock * MapSector::createBlankBlockNoInsert(s16 y) { assert(getBlockBuffered(y) == NULL); // Pre-condition v3s16 blockpos_map(m_pos.X, y, m_pos.Y); MapBlock *block = new MapBlock(m_parent, blockpos_map, m_gamedef); return block; } MapBlock * MapSector::createBlankBlock(s16 y) { MapBlock *block = createBlankBlockNoInsert(y); m_blocks[y] = block; return block; } void MapSector::insertBlock(MapBlock *block) { s16 block_y = block->getPos().Y; MapBlock *block2 = getBlockBuffered(block_y); if(block2 != NULL){ throw AlreadyExistsException("Block already exists"); } v2s16 p2d(block->getPos().X, block->getPos().Z); assert(p2d == m_pos); // Insert into container m_blocks[block_y] = block; } void MapSector::deleteBlock(MapBlock *block) { s16 block_y = block->getPos().Y; // Clear from cache m_block_cache = NULL; // Remove from container m_blocks.erase(block_y); // Delete delete block; } void MapSector::getBlocks(MapBlockVect &dest) { for(std::map<s16, MapBlock*>::iterator bi = m_blocks.begin(); bi != m_blocks.end(); ++bi) { dest.push_back(bi->second); } } bool MapSector::empty() { return m_blocks.empty(); } /* ServerMapSector */ ServerMapSector::ServerMapSector(Map *parent, v2s16 pos, IGameDef *gamedef): MapSector(parent, pos, gamedef) { } ServerMapSector::~ServerMapSector() { } void ServerMapSector::serialize(std::ostream &os, u8 version) { if(!ser_ver_supported(version)) throw VersionMismatchException("ERROR: MapSector format not supported"); /* [0] u8 serialization version + heightmap data */ // Server has both of these, no need to support not having them. //assert(m_objects != NULL); // Write version os.write((char*)&version, 1); /* Add stuff here, if needed */ } ServerMapSector* ServerMapSector::deSerialize( std::istream &is, Map *parent, v2s16 p2d, std::map<v2s16, MapSector*> & sectors, IGameDef *gamedef ) { /* [0] u8 serialization version + heightmap data */ /* Read stuff */ // Read version u8 version = SER_FMT_VER_INVALID; is.read((char*)&version, 1); if(!ser_ver_supported(version)) throw VersionMismatchException("ERROR: MapSector format not supported"); /* Add necessary reading stuff here */ /* Get or create sector */ ServerMapSector *sector = NULL; std::map<v2s16, MapSector*>::iterator n = sectors.find(p2d); if(n != sectors.end()) { warningstream<<"deSerializing existent sectors not supported " "at the moment, because code hasn't been tested." <<std::endl; MapSector *sector = n->second; assert(sector->getId() == MAPSECTOR_SERVER); return (ServerMapSector*)sector; } else { sector = new ServerMapSector(parent, p2d, gamedef); sectors[p2d] = sector; } /* Set stuff in sector */ // Nothing here return sector; } #ifndef SERVER /* ClientMapSector */ ClientMapSector::ClientMapSector(Map *parent, v2s16 pos, IGameDef *gamedef): MapSector(parent, pos, gamedef) { } ClientMapSector::~ClientMapSector() { } #endif // !SERVER //END