+/*
+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 <queue>
-#include "util/thread.h"
+#include "irr_v3d.h"
+#include "util/container.h"
+#include "map.h" // for ManualMapVoxelManipulator
+#include "mapgen.h" // for MapgenParams
+
+#define MGPARAMS_SET_MGNAME 1
+#define MGPARAMS_SET_SEED 2
+#define MGPARAMS_SET_WATER_LEVEL 4
+#define MGPARAMS_SET_FLAGS 8
#define BLOCK_EMERGE_ALLOWGEN (1<<0)
-class Mapgen;
-class MapgenParams;
-class MapgenFactory;
+#define EMERGE_DBG_OUT(x) \
+ { if (enable_mapgen_debug_info) \
+ infostream << "EmergeThread: " x << std::endl; }
+
+class EmergeThread;
+//class Mapgen;
+//struct MapgenFactory;
class Biome;
class BiomeDefManager;
-class EmergeThread;
-class ManualMapVoxelManipulator;
-//class ServerMap;
-//class MapBlock;
-
-#include "server.h"
+class Decoration;
+class Ore;
+class INodeDefManager;
+class Settings;
struct BlockMakeData {
- bool no_op;
ManualMapVoxelManipulator *vmanip;
u64 seed;
v3s16 blockpos_min;
UniqueQueue<v3s16> transforming_liquid;
INodeDefManager *nodedef;
-// BlockMakeData();
-// ~BlockMakeData();
-
-BlockMakeData():
- no_op(false),
- vmanip(NULL),
- seed(0),
- nodedef(NULL)
-{}
-
-~BlockMakeData()
+ BlockMakeData():
+ vmanip(NULL),
+ seed(0),
+ nodedef(NULL)
+ {}
+
+ ~BlockMakeData() { delete vmanip; }
+};
+
+struct BlockEmergeData {
+ u16 peer_requested;
+ u8 flags;
+};
+
+class IBackgroundBlockEmerger
{
- delete vmanip;
-}
+public:
+ virtual bool enqueueBlockEmerge(u16 peer_id, v3s16 p,
+ bool allow_generate) = 0;
+ virtual ~IBackgroundBlockEmerger() {}
};
-class EmergeManager {
+class EmergeManager : public IBackgroundBlockEmerger {
public:
+ INodeDefManager *ndef;
+
std::map<std::string, MapgenFactory *> mglist;
+ std::vector<Mapgen *> mapgen;
+ std::vector<EmergeThread *> emergethread;
+
+ bool threads_active;
+
//settings
- MapgenParams *params;
+ MapgenParams params;
+ bool mapgen_debug_info;
+ u16 qlimit_total;
+ u16 qlimit_diskonly;
+ u16 qlimit_generate;
+
+ u32 gennotify;
+ //block emerge queue data structures
JMutex queuemutex;
- std::map<v3s16, u8> blocks_enqueued; //change to a hashtable later
- Mapgen *mapgen;
- EmergeThread *emergethread;
+ std::map<v3s16, BlockEmergeData *> blocks_enqueued;
+ std::map<u16, u16> peer_queue_count;
- //biome manager
+ //Mapgen-related structures
BiomeDefManager *biomedef;
+ std::vector<Ore *> ores;
+ std::vector<Decoration *> decorations;
- EmergeManager(IGameDef *gamedef, BiomeDefManager *bdef);
+ EmergeManager(IGameDef *gamedef);
~EmergeManager();
- void initMapgens(MapgenParams *mgparams);
+ void initMapgens();
+ Mapgen *getCurrentMapgen();
Mapgen *createMapgen(std::string mgname, int mgid,
- MapgenParams *mgparams, EmergeManager *emerge);
- MapgenParams *createMapgenParams(std::string mgname);
- Mapgen *getMapgen();
+ MapgenParams *mgparams);
+ MapgenSpecificParams *createMapgenParams(std::string mgname);
+ void startThreads();
+ void stopThreads();
bool enqueueBlockEmerge(u16 peer_id, v3s16 p, bool allow_generate);
- bool popBlockEmerge(v3s16 *pos, u8 *flags);
-
- bool registerMapgen(std::string name, MapgenFactory *mgfactory);
- MapgenParams *getParamsFromSettings(Settings *settings);
- void setParamsToSettings(Settings *settings);
-
+
+ void registerMapgen(std::string name, MapgenFactory *mgfactory);
+ void loadParamsFromSettings(Settings *settings);
+ void saveParamsToSettings(Settings *settings);
+
//mapgen helper methods
Biome *getBiomeAtPoint(v3s16 p);
int getGroundLevelAtPoint(v2s16 p);
u32 getBlockSeed(v3s16 p);
};
-class EmergeThread : public SimpleThread
-{
- Server *m_server;
- ServerMap *map;
- EmergeManager *emerge;
- Mapgen *mapgen;
- bool enable_mapgen_debug_info;
-
-public:
- Event qevent;
- std::queue<v3s16> blockqueue;
-
- EmergeThread(Server *server):
- SimpleThread(),
- m_server(server),
- map(NULL),
- emerge(NULL),
- mapgen(NULL)
- {
- enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info");
- }
-
- void *Thread();
-
- void trigger()
- {
- setRun(true);
- if(IsRunning() == false)
- {
- Start();
- }
- }
-
- bool getBlockOrStartGen(v3s16 p, MapBlock **b,
- BlockMakeData *data, bool allow_generate);
-};
-
#endif