51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#ifndef EMERGE_HEADER
-#define EMERGE_HEADER
+#pragma once
#include <map>
+#include <mutex>
+#include "network/networkprotocol.h"
#include "irr_v3d.h"
#include "util/container.h"
-#include "mapgen.h" // for MapgenParams
+#include "mapgen/mapgen.h" // for MapgenParams
#include "map.h"
#define BLOCK_EMERGE_ALLOW_GEN (1 << 0)
#define BLOCK_EMERGE_FORCE_QUEUE (1 << 1)
-#define EMERGE_DBG_OUT(x) do { \
+#define EMERGE_DBG_OUT(x) { \
if (enable_mapgen_debug_info) \
infostream << "EmergeThread: " x << std::endl; \
-} while (0)
+}
class EmergeThread;
-class INodeDefManager;
+class NodeDefManager;
class Settings;
class BiomeManager;
class OreManager;
class DecorationManager;
class SchematicManager;
+class Server;
+class ModApiMapgen;
// Structure containing inputs/outputs for chunk generation
struct BlockMakeData {
- MMVManip *vmanip;
- u64 seed;
+ MMVManip *vmanip = nullptr;
+ u64 seed = 0;
v3s16 blockpos_min;
v3s16 blockpos_max;
v3s16 blockpos_requested;
UniqueQueue<v3s16> transforming_liquid;
- INodeDefManager *nodedef;
+ const NodeDefManager *nodedef = nullptr;
- BlockMakeData():
- vmanip(NULL),
- seed(0),
- nodedef(NULL)
- {}
+ BlockMakeData() = default;
~BlockMakeData() { delete vmanip; }
};
EmergeCallbackList callbacks;
};
-class EmergeManager {
+class EmergeParams {
+ friend class EmergeManager;
public:
- INodeDefManager *ndef;
+ EmergeParams() = delete;
+ ~EmergeParams();
+ DISABLE_CLASS_COPY(EmergeParams);
+
+ const NodeDefManager *ndef; // shared
bool enable_mapgen_debug_info;
- // Generation Notify
u32 gen_notify_on;
- std::set<u32> gen_notify_on_deco_ids;
+ const std::set<u32> *gen_notify_on_deco_ids; // shared
- // Map generation parameters
- MapgenParams params;
-
- // Managers of various map generation-related components
BiomeManager *biomemgr;
OreManager *oremgr;
DecorationManager *decomgr;
SchematicManager *schemmgr;
+private:
+ EmergeParams(EmergeManager *parent, const BiomeManager *biomemgr,
+ const OreManager *oremgr, const DecorationManager *decomgr,
+ const SchematicManager *schemmgr);
+};
+
+class EmergeManager {
+ /* The mod API needs unchecked access to allow:
+ * - using decomgr or oremgr to place decos/ores
+ * - using schemmgr to load and place schematics
+ */
+ friend class ModApiMapgen;
+public:
+ const NodeDefManager *ndef;
+ bool enable_mapgen_debug_info;
+
+ // Generation Notify
+ u32 gen_notify_on = 0;
+ 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;
+
// Methods
- EmergeManager(IGameDef *gamedef);
+ EmergeManager(Server *server);
~EmergeManager();
+ DISABLE_CLASS_COPY(EmergeManager);
+
+ // no usage restrictions
+ const BiomeManager *getBiomeManager() const { return biomemgr; }
+ const OreManager *getOreManager() const { return oremgr; }
+ const DecorationManager *getDecorationManager() const { return decomgr; }
+ const SchematicManager *getSchematicManager() const { return schemmgr; }
+ // only usable before mapgen init
+ BiomeManager *getWritableBiomeManager();
+ OreManager *getWritableOreManager();
+ DecorationManager *getWritableDecorationManager();
+ SchematicManager *getWritableSchematicManager();
- void loadMapgenParams();
- void initMapgens();
+ void initMapgens(MapgenParams *mgparams);
void startThreads();
void stopThreads();
+ bool isRunning();
bool enqueueBlockEmerge(
- u16 peer_id,
+ session_t peer_id,
v3s16 blockpos,
bool allow_generate,
bool ignore_queue_limits=false);
bool enqueueBlockEmergeEx(
v3s16 blockpos,
- u16 peer_id,
+ session_t peer_id,
u16 flags,
EmergeCompletionCallback callback,
void *callback_param);
Mapgen *getCurrentMapgen();
// Mapgen helpers methods
- Biome *getBiomeAtPoint(v3s16 p);
+ int getSpawnLevelAtPoint(v2s16 p);
int getGroundLevelAtPoint(v2s16 p);
bool isBlockUnderground(v3s16 blockpos);
- 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;
+ bool m_threads_active = false;
- Mutex m_queue_mutex;
+ std::mutex m_queue_mutex;
std::map<v3s16, BlockEmergeData> m_blocks_enqueued;
- std::map<u16, u16> m_peer_queue_count;
+ std::unordered_map<u16, u16> m_peer_queue_count;
u16 m_qlimit_total;
u16 m_qlimit_diskonly;
u16 m_qlimit_generate;
+ // Managers of various map generation-related components
+ // Note that each Mapgen gets a copy(!) of these to work with
+ BiomeManager *biomemgr;
+ OreManager *oremgr;
+ DecorationManager *decomgr;
+ SchematicManager *schemmgr;
+
// Requires m_queue_mutex held
EmergeThread *getOptimalThread();
- bool pushBlockEmergeData(v3s16 pos, u16 peer_requested, u16 flags,
- EmergeCompletionCallback callback, void *callback_param);
+
+ 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;
};
-
-#endif
projects / oweals / minetest.git / blobdiff