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	Commit message (Collapse)	Author	Age
*	Implement proper font handling	sapier	2014-11-30

generated by cgit v1.2.3 (git 2.25.1) at 2024-10-01 05:34:59 +0000

/*
Minetest
Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>

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 EMERGE_HEADER
#define EMERGE_HEADER

#include <map>
#include "irr_v3d.h"
#include "util/container.h"
#include "mapgen.h" // for MapgenParams
#include "map.h"

#define BLOCK_EMERGE_ALLOWGEN (1<<0)

#define EMERGE_DBG_OUT(x) \
	do {                                                   \
		if (enable_mapgen_debug_info)                      \
			infostream << "EmergeThread: " x << std::endl; \
	} while (0)

class EmergeThread;
class INodeDefManager;
class Settings;

class BiomeManager;
class OreManager;
class DecorationManager;
class SchematicManager;

struct BlockMakeData {
	MMVManip *vmanip;
	u64 seed;
	v3s16 blockpos_min;
	v3s16 blockpos_max;
	v3s16 blockpos_requested;
	UniqueQueue<v3s16> transforming_liquid;
	INodeDefManager *nodedef;

	BlockMakeData():
		vmanip(NULL),
		seed(0),
		nodedef(NULL)
	{}

	~BlockMakeData() { delete vmanip; }
};

struct BlockEmergeData {
	u16 peer_requested;
	u8 flags;
};

class EmergeManager {
public:
	INodeDefManager *ndef;

	std::vector<Mapgen *> mapgen;
	std::vector<EmergeThread *> emergethread;

	bool threads_active;

	//settings
	MapgenParams params;
	bool mapgen_debug_info;
	u16 qlimit_total;
	u16 qlimit_diskonly;
	u16 qlimit_generate;

	u32 gen_notify_on;
	std::set<u32> gen_notify_on_deco_ids;

	//// Block emerge queue data structures
	JMutex queuemutex;
	std::map<v3s16, BlockEmergeData *> blocks_enqueued;
	std::map<u16, u16> peer_queue_count;

	//// Managers of map generation-related components
	BiomeManager *biomemgr;
	OreManager *oremgr;
	DecorationManager *decomgr;
	SchematicManager *schemmgr;

	//// Methods
	EmergeManager(IGameDef *gamedef);
	~EmergeManager();

	void loadMapgenParams();
	void initMapgens();
	Mapgen *getCurrentMapgen();
	Mapgen *createMapgen(const std::string &mgname, int mgid,
		MapgenParams *mgparams);
	MapgenSpecificParams *createMapgenParams(const std::string &mgname);
	static void getMapgenNames(std::list<const char *> &mgnames);
	void startThreads();
	void stopThreads();
	bool enqueueBlockEmerge(u16 peer_id, v3s16 p, bool allow_generate);

	void loadParamsFromSettings(Settings *settings);
	void saveParamsToSettings(Settings *settings);

	//mapgen helper methods
	Biome *getBiomeAtPoint(v3s16 p);
	int getGroundLevelAtPoint(v2s16 p);
	bool isBlockUnderground(v3s16 blockpos);
};

#endif