FactorySelector Namespace Reference

Functions
CreatureAI *	selectAI (Creature *creature)
MovementGenerator *	selectMovementGenerator (Creature *creature)
GameObjectAI *	SelectGameObjectAI (GameObject *go)

Function Documentation

TC_GAME_API CreatureAI * FactorySelector::selectAI

(

Creature *

creature

)

 {
 const CreatureAICreator* ai_factory = NULL;

 if (creature->IsPet())
 ai_factory = sCreatureAIRegistry->GetRegistryItem("PetAI");

 //scriptname in db
 if (!ai_factory)
 if (CreatureAI* scriptedAI = sScriptMgr->GetCreatureAI(creature))
 return scriptedAI;

 // AIname in db
 std::string ainame=creature->GetAIName();
 if (!ai_factory && !ainame.empty())
 ai_factory = sCreatureAIRegistry->GetRegistryItem(ainame);

 // select by NPC flags
 if (!ai_factory)
 {
 if (creature->IsVehicle())
 ai_factory = sCreatureAIRegistry->GetRegistryItem("VehicleAI");
 else if (creature->HasUnitTypeMask(UNIT_MASK_CONTROLABLE_GUARDIAN) && ((Guardian*)creature)->GetOwner()->GetTypeId() == TYPEID_PLAYER)
 ai_factory = sCreatureAIRegistry->GetRegistryItem("PetAI");
 else if (creature->HasFlag64(UNIT_NPC_FLAGS, UNIT_NPC_FLAG_SPELLCLICK))
 ai_factory = sCreatureAIRegistry->GetRegistryItem("NullCreatureAI");
 else if (creature->IsGuard())
 ai_factory = sCreatureAIRegistry->GetRegistryItem("GuardAI");
 else if (creature->HasUnitTypeMask(UNIT_MASK_CONTROLABLE_GUARDIAN))
 ai_factory = sCreatureAIRegistry->GetRegistryItem("PetAI");
 else if (creature->IsTotem())
 ai_factory = sCreatureAIRegistry->GetRegistryItem("TotemAI");
 else if (creature->IsTrigger())
 {
 if (creature->m_spells[0])
 ai_factory = sCreatureAIRegistry->GetRegistryItem("TriggerAI");
 else
 ai_factory = sCreatureAIRegistry->GetRegistryItem("NullCreatureAI");
 }
 else if (creature->IsCritter() && !creature->HasUnitTypeMask(UNIT_MASK_GUARDIAN))
 ai_factory = sCreatureAIRegistry->GetRegistryItem("CritterAI");
 }

 // select by permit check
 if (!ai_factory)
 {
 int best_val = -1;
 typedef CreatureAIRegistry::RegistryMapType RMT;
 RMT const& l = sCreatureAIRegistry->GetRegisteredItems();
 for (RMT::const_iterator iter = l.begin(); iter != l.end(); ++iter)
 {
 const CreatureAICreator* factory = iter->second;
 const SelectableAI* p = dynamic_cast<const SelectableAI*>(factory);
 ASSERT(p);
 int val = p->Permit(creature);
 if (val > best_val)
 {
 best_val = val;
 ai_factory = p;
 }
 }
 }

 // select NullCreatureAI if not another cases
 ainame = (ai_factory == NULL) ? "NullCreatureAI" : ai_factory->key();

 TC_LOG_DEBUG("scripts", "Creature %s (%s DB GUID: " UI64FMTD ") is using AI type: %s.", creature->GetName().c_str(), creature->GetGUID().ToString().c_str(), creature->GetSpawnId(), ainame.c_str());
 return (ai_factory == NULL ? new NullCreatureAI(creature) : ai_factory->Create(creature));
 }

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TC_GAME_API GameObjectAI * FactorySelector::SelectGameObjectAI

(

GameObject *

go

)

 {
 GameObjectAICreator const* ai_factory = NULL;

 // scriptname in db
 if (GameObjectAI* scriptedAI = sScriptMgr->GetGameObjectAI(go))
 return scriptedAI;

 ai_factory = sGameObjectAIRegistry->GetRegistryItem(go->GetAIName());

 //future goAI types go here

 std::string ainame = (ai_factory == NULL || go->GetScriptId()) ? "NullGameObjectAI" : ai_factory->key();

 TC_LOG_DEBUG("scripts", "%s used AI is %s.", go->GetGUID().ToString().c_str(), ainame.c_str());

 return (ai_factory == NULL ? new NullGameObjectAI(go) : ai_factory->Create(go));
 }

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TC_GAME_API MovementGenerator * FactorySelector::selectMovementGenerator

(

Creature *

creature

)

 {
 MovementGeneratorRegistry& mv_registry(*MovementGeneratorRegistry::instance());
 ASSERT(creature->GetCreatureTemplate());
 const MovementGeneratorCreator* mv_factory = mv_registry.GetRegistryItem(creature->GetDefaultMovementType());

 /* if (mv_factory == NULL)
 {
 int best_val = -1;
 StringVector l;
 mv_registry.GetRegisteredItems(l);
 for (StringVector::iterator iter = l.begin(); iter != l.end(); ++iter)
 {
 const MovementGeneratorCreator *factory = mv_registry.GetRegistryItem((*iter).c_str());
 const SelectableMovement *p = dynamic_cast<const SelectableMovement *>(factory);
 ASSERT(p != NULL);
 int val = p->Permit(creature);
 if (val > best_val)
 {
 best_val = val;
 mv_factory = p;
 }
 }
 }*/

 return (mv_factory == NULL ? NULL : mv_factory->Create(creature));
 }

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