#include <map>
#include "irr_v3d.h"
#include "util/container.h"
-#include "map.h" // for ManualMapVoxelManipulator
+#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) \
- { if (enable_mapgen_debug_info) \
- infostream << "EmergeThread: " x << std::endl; }
+#define EMERGE_DBG_OUT(x) do { \
+ if (enable_mapgen_debug_info) \
+ infostream << "EmergeThread: " x << std::endl; \
+} while (0)
class EmergeThread;
-class Mapgen;
-struct MapgenParams;
-struct MapgenFactory;
-class Biome;
-class BiomeDefManager;
-class Decoration;
-class Ore;
class INodeDefManager;
class Settings;
+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;
~BlockMakeData() { delete vmanip; }
};
-struct BlockEmergeData {
- u16 peer_requested;
- u8 flags;
+// Result from processing an item on the emerge queue
+enum EmergeAction {
+ EMERGE_CANCELLED,
+ EMERGE_ERRORED,
+ EMERGE_FROM_MEMORY,
+ EMERGE_FROM_DISK,
+ EMERGE_GENERATED,
};
-class IBackgroundBlockEmerger
-{
-public:
- virtual bool enqueueBlockEmerge(u16 peer_id, v3s16 p,
- bool allow_generate) = 0;
- virtual ~IBackgroundBlockEmerger() {}
+// Callback
+typedef void (*EmergeCompletionCallback)(
+ v3s16 blockpos, EmergeAction action, void *param);
+
+typedef std::vector<
+ std::pair<
+ EmergeCompletionCallback,
+ void *
+ >
+> EmergeCallbackList;
+
+struct BlockEmergeData {
+ u16 peer_requested;
+ u16 flags;
+ EmergeCallbackList callbacks;
};
-class EmergeManager : public IBackgroundBlockEmerger {
+class EmergeManager {
public:
INodeDefManager *ndef;
+ bool enable_mapgen_debug_info;
+
+ // Generation Notify
+ u32 gen_notify_on;
+ std::set<u32> gen_notify_on_deco_ids;
+
+ // Parameters passed to mapgens owned by ServerMap
+ // TODO(hmmmm): Remove this after mapgen helper methods using them
+ // are moved to ServerMap
+ MapgenParams *mgparams;
+
+ // Hackish workaround:
+ // For now, EmergeManager must hold onto a ptr to the Map's setting manager
+ // since the Map can only be accessed through the Environment, and the
+ // Environment is not created until after script initialization.
+ MapSettingsManager *map_settings_mgr;
+
+ // Managers of various map generation-related components
+ BiomeManager *biomemgr;
+ OreManager *oremgr;
+ DecorationManager *decomgr;
+ SchematicManager *schemmgr;
+
+ // Methods
+ EmergeManager(IGameDef *gamedef);
+ ~EmergeManager();
- 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;
-
- u32 gennotify;
+ bool initMapgens(MapgenParams *mgparams);
- MapgenParams *luaoverride_params;
- u32 luaoverride_params_modified;
- u32 luaoverride_flagmask;
+ void startThreads();
+ void stopThreads();
+ bool isRunning();
- //block emerge queue data structures
- JMutex queuemutex;
- std::map<v3s16, BlockEmergeData *> blocks_enqueued;
- std::map<u16, u16> peer_queue_count;
+ bool enqueueBlockEmerge(
+ u16 peer_id,
+ v3s16 blockpos,
+ bool allow_generate,
+ bool ignore_queue_limits=false);
- //Mapgen-related structures
- BiomeDefManager *biomedef;
- std::vector<Ore *> ores;
- std::vector<Decoration *> decorations;
+ bool enqueueBlockEmergeEx(
+ v3s16 blockpos,
+ u16 peer_id,
+ u16 flags,
+ EmergeCompletionCallback callback,
+ void *callback_param);
- EmergeManager(IGameDef *gamedef);
- ~EmergeManager();
+ v3s16 getContainingChunk(v3s16 blockpos);
- void initMapgens(MapgenParams *mgparams);
- MapgenParams *setMapgenType(MapgenParams *mgparams, std::string newname);
Mapgen *getCurrentMapgen();
- Mapgen *createMapgen(std::string mgname, int mgid,
- MapgenParams *mgparams);
- MapgenParams *createMapgenParams(std::string mgname);
- void triggerAllThreads();
- 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 getSpawnLevelAtPoint(v2s16 p);
int getGroundLevelAtPoint(v2s16 p);
bool isBlockUnderground(v3s16 blockpos);
- u32 getBlockSeed(v3s16 p);
+
+ 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 *entry_already_exists);
+
+ bool popBlockEmergeData(v3s16 pos, BlockEmergeData *bedata);
+
+ friend class EmergeThread;
+
+ DISABLE_CLASS_COPY(EmergeManager);
};
#endif
projects / minetest.git / blobdiff