X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Femerge.h;h=a143b660ff3646a6127234cdab9da38f2dd74cf0;hb=70ea5d552e283bd5bce3278cbf3819bd87ba2602;hp=ee95c348f9e1a595c2fa69c88853e49dc116d85e;hpb=2e292b67a0a02b045969034c06aaf92b42a83a81;p=dragonfireclient.git

diff --git a/src/emerge.h b/src/emerge.h
index ee95c348f..a143b660f 100644
--- a/src/emerge.h
+++ b/src/emerge.h
@@ -21,32 +21,31 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define EMERGE_HEADER
 
 #include <map>
-#include <queue>
-#include "util/thread.h"
+#include "irr_v3d.h"
+#include "util/container.h"
+#include "mapgen.h" // for MapgenParams
+#include "map.h"
 
-#define MGPARAMS_SET_MGNAME      1
-#define MGPARAMS_SET_SEED        2
-#define MGPARAMS_SET_WATER_LEVEL 4
-#define MGPARAMS_SET_FLAGS       8
+#define BLOCK_EMERGE_ALLOW_GEN   (1 << 0)
+#define BLOCK_EMERGE_FORCE_QUEUE (1 << 1)
 
-#define BLOCK_EMERGE_ALLOWGEN (1<<0)
+#define EMERGE_DBG_OUT(x) do {                         \
+	if (enable_mapgen_debug_info)                      \
+		infostream << "EmergeThread: " x << std::endl; \
+} while (0)
 
-#define EMERGE_DBG_OUT(x) \
-	{ if (enable_mapgen_debug_info) \
-	infostream << "EmergeThread: " x << std::endl; }
-
-class Mapgen;
-struct MapgenParams;
-struct MapgenFactory;
-class Biome;
-class BiomeDefManager;
 class EmergeThread;
-class ManualMapVoxelManipulator;
+class INodeDefManager;
+class Settings;
 
-#include "server.h"
+class BiomeManager;
+class OreManager;
+class DecorationManager;
+class SchematicManager;
 
+// Structure containing inputs/outputs for chunk generation
 struct BlockMakeData {
-	ManualMapVoxelManipulator *vmanip;
+	MMVManip *vmanip;
 	u64 seed;
 	v3s16 blockpos_min;
 	v3s16 blockpos_max;
@@ -63,99 +62,110 @@ struct BlockMakeData {
 	~BlockMakeData() { delete vmanip; }
 };
 
+// Result from processing an item on the emerge queue
+enum EmergeAction {
+	EMERGE_CANCELLED,
+	EMERGE_ERRORED,
+	EMERGE_FROM_MEMORY,
+	EMERGE_FROM_DISK,
+	EMERGE_GENERATED,
+};
+
+// Callback
+typedef void (*EmergeCompletionCallback)(
+	v3s16 blockpos, EmergeAction action, void *param);
+
+typedef std::vector<
+	std::pair<
+		EmergeCompletionCallback,
+		void *
+	>
+> EmergeCallbackList;
+
 struct BlockEmergeData {
 	u16 peer_requested;
-	u8 flags;
+	u16 flags;
+	EmergeCallbackList callbacks;
 };
 
 class EmergeManager {
 public:
 	INodeDefManager *ndef;
+	bool enable_mapgen_debug_info;
 
-	std::map<std::string, MapgenFactory *> mglist;
-	
-	std::vector<Mapgen *> mapgen;
-	std::vector<EmergeThread *> emergethread;
-	
-	//settings
-	MapgenParams *params;
-	bool mapgen_debug_info;
-	u16 qlimit_total;
-	u16 qlimit_diskonly;
-	u16 qlimit_generate;
-	
-	MapgenParams *luaoverride_params;
-	u32 luaoverride_params_modified;
-	u32 luaoverride_flagmask;
-	
-	//block emerge queue data structures
-	JMutex queuemutex;
-	std::map<v3s16, BlockEmergeData *> blocks_enqueued;
-	std::map<u16, u16> peer_queue_count;
-
-	//Mapgen-related structures
-	BiomeDefManager *biomedef;
-	std::vector<Ore *> ores;
-	std::vector<Decoration *> decorations;
+	// Generation Notify
+	u32 gen_notify_on;
+	std::set<u32> gen_notify_on_deco_ids;
 
+	// Map generation parameters
+	MapgenParams params;
+
+	// Managers of various map generation-related components
+	BiomeManager *biomemgr;
+	OreManager *oremgr;
+	DecorationManager *decomgr;
+	SchematicManager *schemmgr;
+
+	// Methods
 	EmergeManager(IGameDef *gamedef);
 	~EmergeManager();
 
-	void initMapgens(MapgenParams *mgparams);
+	void loadMapgenParams();
+	void initMapgens();
+
+	void startThreads();
+	void stopThreads();
+	bool isRunning();
+
+	bool enqueueBlockEmerge(
+		u16 peer_id,
+		v3s16 blockpos,
+		bool allow_generate,
+		bool ignore_queue_limits=false);
+
+	bool enqueueBlockEmergeEx(
+		v3s16 blockpos,
+		u16 peer_id,
+		u16 flags,
+		EmergeCompletionCallback callback,
+		void *callback_param);
+
+	v3s16 getContainingChunk(v3s16 blockpos);
+
 	Mapgen *getCurrentMapgen();
-	Mapgen *createMapgen(std::string mgname, int mgid,
-						MapgenParams *mgparams);
-	MapgenParams *createMapgenParams(std::string mgname);
-	bool enqueueBlockEmerge(u16 peer_id, v3s16 p, bool allow_generate);
-	
-	void registerMapgen(std::string name, MapgenFactory *mgfactory);
-	MapgenParams *getParamsFromSettings(Settings *settings);
-	void setParamsToSettings(Settings *settings);
-	
-	//mapgen helper methods
+
+	// Mapgen helpers methods
 	Biome *getBiomeAtPoint(v3s16 p);
 	int getGroundLevelAtPoint(v2s16 p);
 	bool isBlockUnderground(v3s16 blockpos);
-	u32 getBlockSeed(v3s16 p);
-};
 
-class EmergeThread : public SimpleThread
-{
-public:
-	Server *m_server;
-	ServerMap *map;
-	EmergeManager *emerge;
-	Mapgen *mapgen;
-	bool enable_mapgen_debug_info;
-	int id;
-	
-	Event qevent;
-	std::queue<v3s16> blockqueue;
-	
-	EmergeThread(Server *server, int ethreadid):
-		SimpleThread(),
-		m_server(server),
-		map(NULL),
-		emerge(NULL),
-		mapgen(NULL),
-		id(ethreadid)
-	{
-	}
-
-	void *Thread();
-
-	void trigger()
-	{
-		setRun(true);
-		if(IsRunning() == false)
-		{
-			Start();
-		}
-	}
-
-	bool popBlockEmerge(v3s16 *pos, u8 *flags);
-	bool getBlockOrStartGen(v3s16 p, MapBlock **b, 
-							BlockMakeData *data, bool allow_generate);
+	static MapgenFactory *getMapgenFactory(const std::string &mgname);
+	static void getMapgenNames(
+		std::vector<const char *> *mgnames, bool include_hidden);
+	static v3s16 getContainingChunk(v3s16 blockpos, s16 chunksize);
+
+private:
+	std::vector<Mapgen *> m_mapgens;
+	std::vector<EmergeThread *> m_threads;
+	bool m_threads_active;
+
+	Mutex m_queue_mutex;
+	std::map<v3s16, BlockEmergeData> m_blocks_enqueued;
+	std::map<u16, u16> m_peer_queue_count;
+
+	u16 m_qlimit_total;
+	u16 m_qlimit_diskonly;
+	u16 m_qlimit_generate;
+
+	// Requires m_queue_mutex held
+	EmergeThread *getOptimalThread();
+	bool pushBlockEmergeData(v3s16 pos, u16 peer_requested, u16 flags,
+		EmergeCompletionCallback callback, void *callback_param);
+	bool popBlockEmergeData(v3s16 pos, BlockEmergeData *bedata);
+
+	friend class EmergeThread;
+
+	DISABLE_CLASS_COPY(EmergeManager);
 };
 
 #endif