diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/server/game/AI/CreatureAIImpl.h | 333 |
1 files changed, 231 insertions, 102 deletions
diff --git a/src/server/game/AI/CreatureAIImpl.h b/src/server/game/AI/CreatureAIImpl.h index bf5ab9703e0..03402ce415f 100644 --- a/src/server/game/AI/CreatureAIImpl.h +++ b/src/server/game/AI/CreatureAIImpl.h @@ -313,110 +313,177 @@ const T& RAND(const T& v1, const T& v2, const T& v3, const T& v4, const T& v5, c class EventMap { - typedef std::map<uint32, uint32> StorageType; + /** + * Internal storage type. + * Key: Time as uint32 when the event should occur. + * Value: The event data as uint32. + * + * Structure of event data: + * - Bit 0 - 15: Event Id. + * - Bit 16 - 23: Group + * - Bit 24 - 31: Phase + * - Pattern: 0xPPGGEEEE + */ + typedef std::multimap<uint32, uint32> EventStore; public: EventMap() : _time(0), _phase(0) {} - // Returns current timer value, does not represent real dates/times - uint32 GetTimer() const { return _time; } - - // Removes all events and clears phase + /** + * @name Reset + * @brief Removes all scheduled events and resets time and phase. + */ void Reset() { - _eventMap.clear(); _time = 0; _phase = 0; + _eventMap.clear(); + _time = 0; + _phase = 0; } - void Update(uint32 time) { _time += time; } + /** + * @name Update + * @brief Updates the timer of the event map. + * @param time Value to be added to time. + */ + void Update(uint32 time) + { + _time += time; + } - uint32 GetPhaseMask() const { return (_phase >> 24) & 0xFF; } + /** + * @name GetTimer + * @return Current timer value. + */ + uint32 GetTimer() const + { + return _time; + } - bool Empty() const { return _eventMap.empty(); } + /** + * @name GetPhaseMask + * @return Active phases as mask. + */ + uint8 GetPhaseMask() const + { + return _phase; + } - // Sets event phase, must be in range 1 - 8 - void SetPhase(uint32 phase) + /** + * @name Empty + * @return True, if there are no events scheduled. + */ + bool Empty() const { - if (phase && phase <= 8) - _phase = (1 << (phase + 23)); - else if (!phase) + return _eventMap.empty(); + } + + /** + * @name SetPhase + * @brief Sets the phase of the map (absolute). + * @param phase Phase which should be set. Values: 1 - 8. 0 resets phase. + */ + void SetPhase(uint8 phase) + { + if (!phase) _phase = 0; + else if (phase <= 8) + _phase = (1 << (phase - 1)); } - // Activates event phase, must be in range 1 - 8 - void AddPhase(uint32 phase) + /** + * @name AddPhase + * @brief Activates the given phase (bitwise). + * @param phase Phase which should be activated. Values: 1 - 8 + */ + void AddPhase(uint8 phase) { if (phase && phase <= 8) - _phase |= (1 << (phase + 23)); + _phase |= (1 << (phase - 1)); } - // Deactivates event phase, must be in range 1 - 8 - void RemovePhase(uint32 phase) + /** + * @name RemovePhase + * @brief Deactivates the given phase (bitwise). + * @param phase Phase which should be deactivated. Values: 1 - 8. + */ + void RemovePhase(uint8 phase) { if (phase && phase <= 8) - _phase &= ~(1 << (phase + 23)); + _phase &= ~(1 << (phase - 1)); } - // Creates new event entry in map with given id, time, group if given (1 - 8) and phase if given (1 - 8) - // 0 for group/phase means it belongs to no group or runs in all phases - void ScheduleEvent(uint32 eventId, uint32 time, uint32 groupId = 0, uint32 phase = 0) + /** + * @name ScheduleEvent + * @brief Creates new event entry in map. + * @param eventId The id of the new event. + * @param time The time in milliseconds until the event occurs. + * @param group The group which the event is associated to. Has to be between 1 and 8. 0 means it has no group. + * @param phase The phase in which the event can occur. Has to be between 1 and 8. 0 means it can occur in all phases. + */ + void ScheduleEvent(uint32 eventId, uint32 time, uint32 group = 0, uint8 phase = 0) { - time += _time; - if (groupId && groupId < 9) - eventId |= (1 << (groupId + 15)); - if (phase && phase < 8) + if (group && group <= 8) + eventId |= (1 << (group + 15)); + + if (phase && phase <= 8) eventId |= (1 << (phase + 23)); - StorageType::const_iterator itr = _eventMap.find(time); - while (itr != _eventMap.end()) - { - ++time; - itr = _eventMap.find(time); - } - _eventMap.insert(StorageType::value_type(time, eventId)); + _eventMap.insert(EventStore::value_type(_time + time, eventId)); } - // Removes event with specified id and creates new entry for it - void RescheduleEvent(uint32 eventId, uint32 time, uint32 groupId = 0, uint32 phase = 0) + /** + * @name RescheduleEvent + * @brief Cancels the given event and reschedules it. + * @param eventId The id of the event. + * @param time The time in milliseconds until the event occurs. + * @param group The group which the event is associated to. Has to be between 1 and 8. 0 means it has no group. + * @param phase The phase in which the event can occur. Has to be between 1 and 8. 0 means it can occur in all phases. + */ + void RescheduleEvent(uint32 eventId, uint32 time, uint32 group = 0, uint8 phase = 0) { CancelEvent(eventId); - ScheduleEvent(eventId, time, groupId, phase); + ScheduleEvent(eventId, time, group, phase); } - // Reschedules closest event + /** + * @name RepeatEvent + * @brief Cancels the closest event and reschedules it. + * @param time Time until the event occurs. + */ void RepeatEvent(uint32 time) { - if (_eventMap.empty()) + if (Empty()) return; - + uint32 eventId = _eventMap.begin()->second; _eventMap.erase(_eventMap.begin()); - time += _time; - StorageType::const_iterator itr = _eventMap.find(time); - while (itr != _eventMap.end()) - { - ++time; - itr = _eventMap.find(time); - } - - _eventMap.insert(StorageType::value_type(time, eventId)); + ScheduleEvent(eventId, time); } - // Removes first event + /** + * @name PopEvent + * @brief Remove the first event in the map. + */ void PopEvent() { - if (!_eventMap.empty()) + if (!Empty()) _eventMap.erase(_eventMap.begin()); } - // Gets next event id to execute and removes it from map + /** + * @name ExecuteEvent + * @brief Returns the next event to execute and removes it from map. + * @return Id of the event to execute. + */ uint32 ExecuteEvent() { - while (!_eventMap.empty()) + while (!Empty()) { - StorageType::iterator itr = _eventMap.begin(); + EventStore::iterator itr = _eventMap.begin(); + if (itr->first > _time) return 0; - else if (_phase && (itr->second & 0xFF000000) && !(itr->second & _phase)) + else if (_phase && (itr->second & 0xFF000000) && !((itr->second >> 24) & _phase)) _eventMap.erase(itr); else { @@ -425,114 +492,176 @@ class EventMap return eventId; } } + return 0; } - // Gets next event id to execute + /** + * @name GetEvent + * @brief Returns the next event to execute. + * @return Id of the event to execute. + */ uint32 GetEvent() { - while (!_eventMap.empty()) + while (!Empty()) { - StorageType::iterator itr = _eventMap.begin(); + EventStore::iterator itr = _eventMap.begin(); + if (itr->first > _time) return 0; - else if (_phase && (itr->second & 0xFF000000) && !(itr->second & _phase)) + else if (_phase && (itr->second & 0xFF000000) && !(itr->second & (_phase << 24))) _eventMap.erase(itr); else return (itr->second & 0x0000FFFF); } - + return 0; } - // Delay all events + /** + * @name DelayEvents + * @brief Delays all events in the map. If delay is greater than or equal internal timer, delay will be 0. + * @param delay Amount of delay. + */ void DelayEvents(uint32 delay) { - if (delay < _time) - _time -= delay; - else - _time = 0; + _time = delay < _time ? _time - delay : 0; } - // Delay all events having the specified Group - void DelayEvents(uint32 delay, uint32 groupId) + /** + * @name DelayEvents + * @brief Delay all events of the same group. + * @param delay Amount of delay. + * @param group Group of the events. + */ + void DelayEvents(uint32 delay, uint32 group) { - if (!groupId || groupId > 8) + if (!group || group > 8 || Empty()) return; + + EventStore delayed; - uint32 nextTime = _time + delay; - uint32 groupMask = (1 << (groupId + 15)); - - for (StorageType::iterator itr = _eventMap.begin(); itr != _eventMap.end() && itr->first < nextTime;) + for (EventStore::iterator itr = _eventMap.begin(); itr != _eventMap.end();) { - if (itr->second & groupMask) + if (itr->second & (1 << (group + 15))) { - ScheduleEvent(itr->second, itr->first - _time + delay); - _eventMap.erase(itr); - itr = _eventMap.begin(); + delayed.insert(EventStore::value_type(itr->first + delay, itr->second)); + _eventMap.erase(itr++); } else ++itr; } + + _eventMap.insert(delayed.begin(), delayed.end()); } - // Cancel events with specified id + /** + * @name CancelEvent + * @brief Cancels all events of the specified id. + * @param eventId Event id to cancel. + */ void CancelEvent(uint32 eventId) { - for (StorageType::iterator itr = _eventMap.begin(); itr != _eventMap.end();) + if (Empty()) + return; + + for (EventStore::iterator itr = _eventMap.begin(); itr != _eventMap.end();) { if (eventId == (itr->second & 0x0000FFFF)) - { - _eventMap.erase(itr); - itr = _eventMap.begin(); - } + _eventMap.erase(itr++); else ++itr; } } - // Cancel events belonging to specified group - void CancelEventGroup(uint32 groupId) + /** + * @name CancelEventGroup + * @brief Cancel events belonging to specified group. + * @param group Group to cancel. + */ + void CancelEventGroup(uint32 group) { - if (!groupId || groupId > 8) + if (!group || group > 8 || Empty()) return; - uint32 groupMask = (1 << (groupId + 15)); - - for (StorageType::iterator itr = _eventMap.begin(); itr != _eventMap.end();) + for (EventStore::iterator itr = _eventMap.begin(); itr != _eventMap.end();) { - if (itr->second & groupMask) - { - _eventMap.erase(itr); - itr = _eventMap.begin(); - } + if (itr->second & (1 << (group + 15))) + _eventMap.erase(itr++); else ++itr; } } - // Returns time of next event to execute - // To get how much time remains substract _time + /** + * @name GetNextEventTime + * @brief Returns closest occurence of specified event. + * @param eventId Wanted event id. + * @return Time of found event. + */ uint32 GetNextEventTime(uint32 eventId) const { - for (StorageType::const_iterator itr = _eventMap.begin(); itr != _eventMap.end(); ++itr) + if (Empty()) + return 0; + + for (EventStore::const_iterator itr = _eventMap.begin(); itr != _eventMap.end(); ++itr) if (eventId == (itr->second & 0x0000FFFF)) return itr->first; return 0; } + + /** + * @name GetNextEventTime + * @return Time of next event. + */ + uint32 GetNextEventTime() const + { + return Empty() ? 0 : _eventMap.begin()->first; + } - // Returns wether the eventmap is in the given phase or not. - bool IsInPhase(uint32 phase) + /** + * @name IsInPhase + * @brief Returns wether event map is in specified phase or not. + * @param phase Wanted phase. + * @return True, if phase of event map contains specified phase. + */ + bool IsInPhase(uint8 phase) { - return phase <= 8 && (!phase || _phase & (1 << (phase + 23))); + return phase <= 8 && (!phase || _phase & (1 << (phase - 1))); } private: + /** + * @name _time + * @brief Internal timer. + * + * This does not represent the real date/time value. + * It's more like a stop watch: It can run, it can be stopped, + * it can be resetted and so on. Events occur when this timer + * has reached their time value. It's value is changed in the + * Update method. + */ uint32 _time; - uint32 _phase; - - StorageType _eventMap; + + /** + * @name _phase + * @brief Phase mask of the event map. + * + * Contains the phases the event map is in. Multiple + * phases from 1 to 8 can be set with SetPhase or + * AddPhase. RemovePhase deactives a phase. + */ + uint8 _phase; + + /** + * @name _eventMap + * @brief Internal event storage map. Contains the scheduled events. + * + * See typedef at the beginning of the class for more + * details. + */ + EventStore _eventMap; }; enum AITarget |