rearranged core files

--HG-- branch : trunk
2010-06-05 23:40:08 +02:00
parent 6a9357b13d
commit 75b80d9f5b
332 changed files with 0 additions and 0 deletions
@@ -0,0 +1,279 @@
+/*
+ * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
+ *
+ * Copyright (C) 2008-2010 Trinity <http://www.trinitycore.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _THREATMANAGER
+#define _THREATMANAGER
+
+#include "Common.h"
+#include "SharedDefines.h"
+#include "Utilities/LinkedReference/Reference.h"
+#include "UnitEvents.h"
+
+#include <list>
+
+//==============================================================
+
+class Unit;
+class Creature;
+class ThreatManager;
+struct SpellEntry;
+
+#define THREAT_UPDATE_INTERVAL 1 * IN_MILISECONDS    // Server should send threat update to client periodically each second
+
+//==============================================================
+// Class to calculate the real threat based
+
+class ThreatCalcHelper
+{
+    public:
+        static float calcThreat(Unit* pHatedUnit, Unit* pHatingUnit, float fThreat, SpellSchoolMask schoolMask = SPELL_SCHOOL_MASK_NORMAL, SpellEntry const *threatSpell = NULL);
+};
+
+//==============================================================
+class HostileReference : public Reference<Unit, ThreatManager>
+{
+    public:
+        HostileReference(Unit* pUnit, ThreatManager *pThreatManager, float fThreat);
+
+        //=================================================
+        void addThreat(float fModThreat);
+
+        void setThreat(float fThreat) { addThreat(fThreat - getThreat()); }
+
+        void addThreatPercent(int32 pPercent)
+        {
+            float tmpThreat = iThreat;
+            tmpThreat = tmpThreat * (pPercent+100.0f) / 100.0f;
+            addThreat(tmpThreat-iThreat);
+        }
+
+        float getThreat() const { return iThreat; }
+
+        bool isOnline() const { return iOnline; }
+
+        // The Unit might be in water and the creature can not enter the water, but has range attack
+        // in this case online = true, but accessible = false
+        bool isAccessible() const { return iAccessible; }
+
+        // used for temporary setting a threat and reducting it later again.
+        // the threat modification is stored
+        void setTempThreat(float fThreat)
+        {
+            addTempThreat(fThreat - getThreat());
+        }
+
+        void addTempThreat(float fThreat)
+        {
+            iTempThreatModifier = fThreat;
+            if (iTempThreatModifier != 0.0f)
+                addThreat(iTempThreatModifier);
+        }
+
+        void resetTempThreat()
+        {
+            if (iTempThreatModifier != 0.0f)
+            {
+                addThreat(-iTempThreatModifier);
+                iTempThreatModifier = 0.0f;
+            }
+        }
+
+        float getTempThreatModifier() { return iTempThreatModifier; }
+
+        //=================================================
+        // check, if source can reach target and set the status
+        void updateOnlineStatus();
+
+        void setOnlineOfflineState(bool pIsOnline);
+
+        void setAccessibleState(bool pIsAccessible);
+        //=================================================
+
+        bool operator == (const HostileReference& pHostileReference) const { return pHostileReference.getUnitGuid() == getUnitGuid(); }
+
+        //=================================================
+
+        uint64 getUnitGuid() const { return iUnitGuid; }
+
+        //=================================================
+        // reference is not needed anymore. realy delete it !
+
+        void removeReference();
+
+        //=================================================
+
+        HostileReference* next() { return ((HostileReference*) Reference<Unit, ThreatManager>::next()); }
+
+        //=================================================
+
+        // Tell our refTo (target) object that we have a link
+        void targetObjectBuildLink();
+
+        // Tell our refTo (taget) object, that the link is cut
+        void targetObjectDestroyLink();
+
+        // Tell our refFrom (source) object, that the link is cut (Target destroyed)
+        void sourceObjectDestroyLink();
+    private:
+        // Inform the source, that the status of that reference was changed
+        void fireStatusChanged(ThreatRefStatusChangeEvent& pThreatRefStatusChangeEvent);
+
+        Unit* getSourceUnit();
+    private:
+        float iThreat;
+        float iTempThreatModifier;                          // used for taunt
+        uint64 iUnitGuid;
+        bool iOnline;
+        bool iAccessible;
+};
+
+//==============================================================
+class ThreatManager;
+
+class ThreatContainer
+{
+    private:
+        std::list<HostileReference*> iThreatList;
+        bool iDirty;
+    protected:
+        friend class ThreatManager;
+
+        void remove(HostileReference* pRef) { iThreatList.remove(pRef); }
+        void addReference(HostileReference* pHostileReference) { iThreatList.push_back(pHostileReference); }
+        void clearReferences();
+        // Sort the list if necessary
+        void update();
+    public:
+        ThreatContainer() { iDirty = false; }
+        ~ThreatContainer() { clearReferences(); }
+
+        HostileReference* addThreat(Unit* pVictim, float fThreat);
+
+        void modifyThreatPercent(Unit *pVictim, int32 iPercent);
+
+        HostileReference* selectNextVictim(Creature* pAttacker, HostileReference* pCurrentVictim);
+
+        void setDirty(bool pDirty) { iDirty = pDirty; }
+
+        bool isDirty() { return iDirty; }
+
+        bool empty() { return(iThreatList.empty()); }
+
+        HostileReference* getMostHated() { return iThreatList.empty() ? NULL : iThreatList.front(); }
+
+        HostileReference* getReferenceByTarget(Unit* pVictim);
+
+        std::list<HostileReference*>& getThreatList() { return iThreatList; }
+};
+
+//=================================================
+
+class ThreatManager
+{
+    public:
+        friend class HostileReference;
+
+        explicit ThreatManager(Unit *pOwner);
+
+        ~ThreatManager() { clearReferences(); }
+
+        void clearReferences();
+
+        void addThreat(Unit* pVictim, float fThreat, SpellSchoolMask schoolMask = SPELL_SCHOOL_MASK_NORMAL, SpellEntry const *threatSpell = NULL);
+        void modifyThreatPercent(Unit *pVictim, int32 iPercent);
+
+        float getThreat(Unit *pVictim, bool pAlsoSearchOfflineList = false);
+
+        bool isThreatListEmpty() { return iThreatContainer.empty(); }
+
+        void processThreatEvent(ThreatRefStatusChangeEvent* threatRefStatusChangeEvent);
+
+        bool isNeedUpdateToClient(uint32 time);
+
+        HostileReference* getCurrentVictim() { return iCurrentVictim; }
+
+        Unit* getOwner() { return iOwner; }
+
+        Unit* getHostilTarget();
+
+        void tauntApply(Unit* pTaunter);
+        void tauntFadeOut(Unit *pTaunter);
+
+        void setCurrentVictim(HostileReference* pHostileReference);
+
+        void setDirty(bool bDirty) { iThreatContainer.setDirty(bDirty); }
+
+        // Reset all aggro without modifying the threadlist.
+        void resetAllAggro();
+
+        // Reset all aggro of unit in threadlist satisfying the predicate.
+        template<class PREDICATE> void resetAggro(PREDICATE predicate)
+        {
+            std::list<HostileReference*> &threatlist = getThreatList();
+            if (threatlist.empty())
+                return;
+
+            for (std::list<HostileReference*>::iterator itr = threatlist.begin(); itr != threatlist.end(); ++itr)
+            {
+                HostileReference* ref = (*itr);
+
+                if (predicate(ref->getTarget()))
+                {
+                    ref->setThreat(0);
+                    setDirty(true);
+                }
+            }
+        }
+
+        // methods to access the lists from the outside to do some dirty manipulation (scriping and such)
+        // I hope they are used as little as possible.
+        std::list<HostileReference*>& getThreatList() { return iThreatContainer.getThreatList(); }
+        std::list<HostileReference*>& getOfflieThreatList() { return iThreatOfflineContainer.getThreatList(); }
+        ThreatContainer& getOnlineContainer() { return iThreatContainer; }
+        ThreatContainer& getOfflineContainer() { return iThreatOfflineContainer; }
+    private:
+        void _addThreat(Unit *pVictim, float fThreat);
+
+        HostileReference* iCurrentVictim;
+        Unit* iOwner;
+        uint32 iUpdateTimer;
+        ThreatContainer iThreatContainer;
+        ThreatContainer iThreatOfflineContainer;
+};
+
+//=================================================
+
+namespace Trinity
+{
+    // Binary predicate for sorting HostileReferences based on threat value
+    class ThreatOrderPred
+    {
+        public:
+            ThreatOrderPred(bool ascending = false) : m_ascending(ascending) {}
+            bool operator() (const HostileReference *a, const HostileReference *b) const
+            { 
+                return m_ascending ? a->getThreat() < b->getThreat() : a->getThreat() > b->getThreat();  
+            }
+        private:
+            const bool m_ascending;
+    };
+}
+#endif
+