diff options
Diffstat (limited to 'src/environment.h')
| -rw-r--r-- | src/environment.h | 542 |
1 files changed, 5 insertions, 537 deletions
diff --git a/src/environment.h b/src/environment.h index 4bee40e57..1de13e9ed 100644 --- a/src/environment.h +++ b/src/environment.h @@ -30,37 +30,24 @@ with this program; if not, write to the Free Software Foundation, Inc., - etc. */ -#include <set> #include <list> #include <queue> #include <map> #include "irr_v3d.h" #include "activeobject.h" #include "util/numeric.h" -#include "mapnode.h" -#include "mapblock.h" #include "threading/mutex.h" #include "threading/atomic.h" #include "network/networkprotocol.h" // for AccessDeniedCode -class ServerEnvironment; -class ActiveBlockModifier; -class ServerActiveObject; -class ITextureSource; class IGameDef; class Map; -class ServerMap; -class ClientMap; -class GameScripting; -class Player; -class RemotePlayer; -class PlayerSAO; class Environment { public: // Environment will delete the map passed to the constructor - Environment(); + Environment(IGameDef *gamedef); virtual ~Environment(); /* @@ -71,7 +58,7 @@ public: */ virtual void step(f32 dtime) = 0; - virtual Map & getMap() = 0; + virtual Map &getMap() = 0; u32 getDayNightRatio(); @@ -91,6 +78,7 @@ public: // counter used internally when triggering ABMs u32 m_added_objects; + IGameDef *getGameDef() { return m_gamedef; } protected: GenericAtomic<float> m_time_of_day_speed; @@ -128,532 +116,12 @@ protected: float m_cache_abm_interval; float m_cache_nodetimer_interval; + IGameDef *m_gamedef; + private: Mutex m_time_lock; DISABLE_CLASS_COPY(Environment); }; -/* - {Active, Loading} block modifier interface. - - These are fed into ServerEnvironment at initialization time; - ServerEnvironment handles deleting them. -*/ - -class ActiveBlockModifier -{ -public: - ActiveBlockModifier(){}; - virtual ~ActiveBlockModifier(){}; - - // Set of contents to trigger on - virtual std::set<std::string> getTriggerContents()=0; - // Set of required neighbors (trigger doesn't happen if none are found) - // Empty = do not check neighbors - virtual std::set<std::string> getRequiredNeighbors() - { return std::set<std::string>(); } - // Trigger interval in seconds - virtual float getTriggerInterval() = 0; - // Random chance of (1 / return value), 0 is disallowed - virtual u32 getTriggerChance() = 0; - // Whether to modify chance to simulate time lost by an unnattended block - virtual bool getSimpleCatchUp() = 0; - // This is called usually at interval for 1/chance of the nodes - virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n){}; - virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n, - u32 active_object_count, u32 active_object_count_wider){}; -}; - -struct ABMWithState -{ - ActiveBlockModifier *abm; - float timer; - - ABMWithState(ActiveBlockModifier *abm_); -}; - -struct LoadingBlockModifierDef -{ - // Set of contents to trigger on - std::set<std::string> trigger_contents; - std::string name; - bool run_at_every_load; - - virtual ~LoadingBlockModifierDef() {} - virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n){}; -}; - -struct LBMContentMapping -{ - typedef std::map<content_t, std::vector<LoadingBlockModifierDef *> > container_map; - container_map map; - - std::vector<LoadingBlockModifierDef *> lbm_list; - - // Needs to be separate method (not inside destructor), - // because the LBMContentMapping may be copied and destructed - // many times during operation in the lbm_lookup_map. - void deleteContents(); - void addLBM(LoadingBlockModifierDef *lbm_def, IGameDef *gamedef); - const std::vector<LoadingBlockModifierDef *> *lookup(content_t c) const; -}; - -class LBMManager -{ -public: - LBMManager(): - m_query_mode(false) - {} - - ~LBMManager(); - - // Don't call this after loadIntroductionTimes() ran. - void addLBMDef(LoadingBlockModifierDef *lbm_def); - - void loadIntroductionTimes(const std::string ×, - IGameDef *gamedef, u32 now); - - // Don't call this before loadIntroductionTimes() ran. - std::string createIntroductionTimesString(); - - // Don't call this before loadIntroductionTimes() ran. - void applyLBMs(ServerEnvironment *env, MapBlock *block, u32 stamp); - - // Warning: do not make this std::unordered_map, order is relevant here - typedef std::map<u32, LBMContentMapping> lbm_lookup_map; - -private: - // Once we set this to true, we can only query, - // not modify - bool m_query_mode; - - // For m_query_mode == false: - // The key of the map is the LBM def's name. - // TODO make this std::unordered_map - std::map<std::string, LoadingBlockModifierDef *> m_lbm_defs; - - // For m_query_mode == true: - // The key of the map is the LBM def's first introduction time. - lbm_lookup_map m_lbm_lookup; - - // Returns an iterator to the LBMs that were introduced - // after the given time. This is guaranteed to return - // valid values for everything - lbm_lookup_map::const_iterator getLBMsIntroducedAfter(u32 time) - { return m_lbm_lookup.lower_bound(time); } -}; - -/* - List of active blocks, used by ServerEnvironment -*/ - -class ActiveBlockList -{ -public: - void update(std::vector<v3s16> &active_positions, - s16 radius, - std::set<v3s16> &blocks_removed, - std::set<v3s16> &blocks_added); - - bool contains(v3s16 p){ - return (m_list.find(p) != m_list.end()); - } - - void clear(){ - m_list.clear(); - } - - std::set<v3s16> m_list; - std::set<v3s16> m_forceloaded_list; - -private: -}; - -/* - Operation mode for ServerEnvironment::clearObjects() -*/ -enum ClearObjectsMode { - // Load and go through every mapblock, clearing objects - CLEAR_OBJECTS_MODE_FULL, - - // Clear objects immediately in loaded mapblocks; - // clear objects in unloaded mapblocks only when the mapblocks are next activated. - CLEAR_OBJECTS_MODE_QUICK, -}; - -/* - The server-side environment. - - This is not thread-safe. Server uses an environment mutex. -*/ - -typedef UNORDERED_MAP<u16, ServerActiveObject *> ActiveObjectMap; - -class ServerEnvironment : public Environment -{ -public: - ServerEnvironment(ServerMap *map, GameScripting *scriptIface, - IGameDef *gamedef, const std::string &path_world); - ~ServerEnvironment(); - - Map & getMap(); - - ServerMap & getServerMap(); - - //TODO find way to remove this fct! - GameScripting* getScriptIface() - { return m_script; } - - IGameDef *getGameDef() - { return m_gamedef; } - - float getSendRecommendedInterval() - { return m_recommended_send_interval; } - - void kickAllPlayers(AccessDeniedCode reason, - const std::string &str_reason, bool reconnect); - // Save players - void saveLoadedPlayers(); - void savePlayer(RemotePlayer *player); - RemotePlayer *loadPlayer(const std::string &playername, PlayerSAO *sao); - void addPlayer(RemotePlayer *player); - void removePlayer(RemotePlayer *player); - - /* - Save and load time of day and game timer - */ - void saveMeta(); - void loadMeta(); - // to be called instead of loadMeta if - // env_meta.txt doesn't exist (e.g. new world) - void loadDefaultMeta(); - - u32 addParticleSpawner(float exptime); - u32 addParticleSpawner(float exptime, u16 attached_id); - void deleteParticleSpawner(u32 id, bool remove_from_object = true); - - /* - External ActiveObject interface - ------------------------------------------- - */ - - ServerActiveObject* getActiveObject(u16 id); - - /* - Add an active object to the environment. - Environment handles deletion of object. - Object may be deleted by environment immediately. - If id of object is 0, assigns a free id to it. - Returns the id of the object. - Returns 0 if not added and thus deleted. - */ - u16 addActiveObject(ServerActiveObject *object); - - /* - Add an active object as a static object to the corresponding - MapBlock. - Caller allocates memory, ServerEnvironment frees memory. - Return value: true if succeeded, false if failed. - (note: not used, pending removal from engine) - */ - //bool addActiveObjectAsStatic(ServerActiveObject *object); - - /* - Find out what new objects have been added to - inside a radius around a position - */ - void getAddedActiveObjects(PlayerSAO *playersao, s16 radius, - s16 player_radius, - std::set<u16> ¤t_objects, - std::queue<u16> &added_objects); - - /* - Find out what new objects have been removed from - inside a radius around a position - */ - void getRemovedActiveObjects(PlayerSAO *playersao, s16 radius, - s16 player_radius, - std::set<u16> ¤t_objects, - std::queue<u16> &removed_objects); - - /* - Get the next message emitted by some active object. - Returns a message with id=0 if no messages are available. - */ - ActiveObjectMessage getActiveObjectMessage(); - - /* - Activate objects and dynamically modify for the dtime determined - from timestamp and additional_dtime - */ - void activateBlock(MapBlock *block, u32 additional_dtime=0); - - /* - {Active,Loading}BlockModifiers - ------------------------------------------- - */ - - void addActiveBlockModifier(ActiveBlockModifier *abm); - void addLoadingBlockModifierDef(LoadingBlockModifierDef *lbm); - - /* - Other stuff - ------------------------------------------- - */ - - // Script-aware node setters - bool setNode(v3s16 p, const MapNode &n); - bool removeNode(v3s16 p); - bool swapNode(v3s16 p, const MapNode &n); - - // Find all active objects inside a radius around a point - void getObjectsInsideRadius(std::vector<u16> &objects, v3f pos, float radius); - - // Clear objects, loading and going through every MapBlock - void clearObjects(ClearObjectsMode mode); - - // This makes stuff happen - void step(f32 dtime); - - //check if there's a line of sight between two positions - bool line_of_sight(v3f pos1, v3f pos2, float stepsize=1.0, v3s16 *p=NULL); - - u32 getGameTime() { return m_game_time; } - - void reportMaxLagEstimate(float f) { m_max_lag_estimate = f; } - float getMaxLagEstimate() { return m_max_lag_estimate; } - - std::set<v3s16>* getForceloadedBlocks() { return &m_active_blocks.m_forceloaded_list; }; - - // Sets the static object status all the active objects in the specified block - // This is only really needed for deleting blocks from the map - void setStaticForActiveObjectsInBlock(v3s16 blockpos, - bool static_exists, v3s16 static_block=v3s16(0,0,0)); - - RemotePlayer *getPlayer(const u16 peer_id); - RemotePlayer *getPlayer(const char* name); -private: - - /* - Internal ActiveObject interface - ------------------------------------------- - */ - - /* - Add an active object to the environment. - - Called by addActiveObject. - - Object may be deleted by environment immediately. - If id of object is 0, assigns a free id to it. - Returns the id of the object. - Returns 0 if not added and thus deleted. - */ - u16 addActiveObjectRaw(ServerActiveObject *object, bool set_changed, u32 dtime_s); - - /* - Remove all objects that satisfy (m_removed && m_known_by_count==0) - */ - void removeRemovedObjects(); - - /* - Convert stored objects from block to active - */ - void activateObjects(MapBlock *block, u32 dtime_s); - - /* - Convert objects that are not in active blocks to static. - - If m_known_by_count != 0, active object is not deleted, but static - data is still updated. - - If force_delete is set, active object is deleted nevertheless. It - shall only be set so in the destructor of the environment. - */ - void deactivateFarObjects(bool force_delete); - - /* - Member variables - */ - - // The map - ServerMap *m_map; - // Lua state - GameScripting* m_script; - // Game definition - IGameDef *m_gamedef; - // World path - const std::string m_path_world; - // Active object list - ActiveObjectMap m_active_objects; - // Outgoing network message buffer for active objects - std::queue<ActiveObjectMessage> m_active_object_messages; - // Some timers - float m_send_recommended_timer; - IntervalLimiter m_object_management_interval; - // List of active blocks - ActiveBlockList m_active_blocks; - IntervalLimiter m_active_blocks_management_interval; - IntervalLimiter m_active_block_modifier_interval; - IntervalLimiter m_active_blocks_nodemetadata_interval; - int m_active_block_interval_overload_skip; - // Time from the beginning of the game in seconds. - // Incremented in step(). - u32 m_game_time; - // A helper variable for incrementing the latter - float m_game_time_fraction_counter; - // Time of last clearObjects call (game time). - // When a mapblock older than this is loaded, its objects are cleared. - u32 m_last_clear_objects_time; - // Active block modifiers - std::vector<ABMWithState> m_abms; - LBMManager m_lbm_mgr; - // An interval for generally sending object positions and stuff - float m_recommended_send_interval; - // Estimate for general maximum lag as determined by server. - // Can raise to high values like 15s with eg. map generation mods. - float m_max_lag_estimate; - - // peer_ids in here should be unique, except that there may be many 0s - std::vector<RemotePlayer*> m_players; - - // Particles - IntervalLimiter m_particle_management_interval; - UNORDERED_MAP<u32, float> m_particle_spawners; - UNORDERED_MAP<u32, u16> m_particle_spawner_attachments; -}; - -#ifndef SERVER - -#include "clientobject.h" -#include "content_cao.h" - -class ClientSimpleObject; - -/* - The client-side environment. - - This is not thread-safe. - Must be called from main (irrlicht) thread (uses the SceneManager) - Client uses an environment mutex. -*/ - -enum ClientEnvEventType -{ - CEE_NONE, - CEE_PLAYER_DAMAGE, - CEE_PLAYER_BREATH -}; - -struct ClientEnvEvent -{ - ClientEnvEventType type; - union { - //struct{ - //} none; - struct{ - u8 amount; - bool send_to_server; - } player_damage; - struct{ - u16 amount; - } player_breath; - }; -}; - -class ClientEnvironment : public Environment -{ -public: - ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr, - ITextureSource *texturesource, IGameDef *gamedef, - IrrlichtDevice *device); - ~ClientEnvironment(); - - Map & getMap(); - ClientMap & getClientMap(); - - IGameDef *getGameDef() - { return m_gamedef; } - - void step(f32 dtime); - - virtual void setLocalPlayer(LocalPlayer *player); - LocalPlayer *getLocalPlayer() { return m_local_player; } - - /* - ClientSimpleObjects - */ - - void addSimpleObject(ClientSimpleObject *simple); - - /* - ActiveObjects - */ - - GenericCAO* getGenericCAO(u16 id); - ClientActiveObject* getActiveObject(u16 id); - - /* - Adds an active object to the environment. - Environment handles deletion of object. - Object may be deleted by environment immediately. - If id of object is 0, assigns a free id to it. - Returns the id of the object. - Returns 0 if not added and thus deleted. - */ - u16 addActiveObject(ClientActiveObject *object); - - void addActiveObject(u16 id, u8 type, const std::string &init_data); - void removeActiveObject(u16 id); - - void processActiveObjectMessage(u16 id, const std::string &data); - - /* - Callbacks for activeobjects - */ - - void damageLocalPlayer(u8 damage, bool handle_hp=true); - void updateLocalPlayerBreath(u16 breath); - - /* - Client likes to call these - */ - - // Get all nearby objects - void getActiveObjects(v3f origin, f32 max_d, - std::vector<DistanceSortedActiveObject> &dest); - - // Get event from queue. CEE_NONE is returned if queue is empty. - ClientEnvEvent getClientEvent(); - - u16 attachement_parent_ids[USHRT_MAX + 1]; - - const std::list<std::string> &getPlayerNames() { return m_player_names; } - void addPlayerName(const std::string &name) { m_player_names.push_back(name); } - void removePlayerName(const std::string &name) { m_player_names.remove(name); } - void updateCameraOffset(v3s16 camera_offset) - { m_camera_offset = camera_offset; } - v3s16 getCameraOffset() const { return m_camera_offset; } -private: - ClientMap *m_map; - LocalPlayer *m_local_player; - scene::ISceneManager *m_smgr; - ITextureSource *m_texturesource; - IGameDef *m_gamedef; - IrrlichtDevice *m_irr; - UNORDERED_MAP<u16, ClientActiveObject*> m_active_objects; - std::vector<ClientSimpleObject*> m_simple_objects; - std::queue<ClientEnvEvent> m_client_event_queue; - IntervalLimiter m_active_object_light_update_interval; - IntervalLimiter m_lava_hurt_interval; - IntervalLimiter m_drowning_interval; - IntervalLimiter m_breathing_interval; - std::list<std::string> m_player_names; - v3s16 m_camera_offset; -}; - #endif - -#endif - |