FormationMgr Class Reference

#include <CreatureGroups.h>

Public Member Functions
void	AddCreatureToGroup (ObjectGuid::LowType leaderGuid, Creature *creature)
void	RemoveCreatureFromGroup (CreatureGroup *group, Creature *creature)
void	LoadCreatureFormations ()

Static Public Member Functions
static FormationMgr *	instance ()

Public Attributes
CreatureGroupInfoType	CreatureGroupMap

Private Member Functions
	FormationMgr ()
	~FormationMgr ()

Constructor & Destructor Documentation

FormationMgr::FormationMgr ( )

inlineprivate

{ }

FormationMgr::~FormationMgr ( )

private

{
 for (CreatureGroupInfoType::iterator itr = CreatureGroupMap.begin(); itr != CreatureGroupMap.end(); ++itr)
 delete itr->second;
}

Member Function Documentation

void FormationMgr::AddCreatureToGroup	(	ObjectGuid::LowType	leaderGuid,
		Creature *	creature
	)

{
 Map* map = creature->FindMap();
 if (!map)
 return;

 CreatureGroupHolderType::iterator itr = map->CreatureGroupHolder.find(leaderGuid);

 //Add member to an existing group
 if (itr != map->CreatureGroupHolder.end())
 {
 TC_LOG_DEBUG("entities.unit", "Group found: " UI64FMTD ", inserting %s, Group InstanceID %u", leaderGuid, creature->GetGUID().ToString().c_str(), creature->GetInstanceId());
 itr->second->AddMember(creature);
 }
 //Create new group
 else
 {
 TC_LOG_DEBUG("entities.unit", "Group not found: " UI64FMTD ". Creating new group.", leaderGuid);
 CreatureGroup* group = new CreatureGroup(leaderGuid);
 map->CreatureGroupHolder[leaderGuid] = group;
 group->AddMember(creature);
 }
}

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FormationMgr * FormationMgr::instance ( )

static

{
 static FormationMgr instance;
 return &instance;
}

void FormationMgr::LoadCreatureFormations

(

)

{
 uint32 oldMSTime = getMSTime();

 for (CreatureGroupInfoType::iterator itr = CreatureGroupMap.begin(); itr != CreatureGroupMap.end(); ++itr) // for reload case
 delete itr->second;
 CreatureGroupMap.clear();

 //Get group data
 QueryResult result = WorldDatabase.Query("SELECT leaderGUID, memberGUID, dist, angle, groupAI, point_1, point_2 FROM creature_formations ORDER BY leaderGUID");

 if (!result)
 {
 TC_LOG_ERROR("server.loading", ">> Loaded 0 creatures in formations. DB table `creature_formations` is empty!");
 return;
 }

 uint32 count = 0;
 Field* fields;
 FormationInfo* group_member;

 do
 {
 fields = result->Fetch();

 //Load group member data
 group_member = new FormationInfo();
 group_member->leaderGUID = fields[0].GetUInt64();
 ObjectGuid::LowType memberGUID = fields[1].GetUInt64();
 group_member->groupAI = fields[4].GetUInt32();
 group_member->point_1 = fields[5].GetUInt16();
 group_member->point_2 = fields[6].GetUInt16();
 //If creature is group leader we may skip loading of dist/angle
 if (group_member->leaderGUID != memberGUID)
 {
 group_member->follow_dist = fields[2].GetFloat();
 group_member->follow_angle = fields[3].GetFloat() * float(M_PI) / 180;
 }
 else
 {
 group_member->follow_dist = 0;
 group_member->follow_angle = 0;
 }

 // check data correctness
 {
 if (!sObjectMgr->GetCreatureData(group_member->leaderGUID))
 {
 TC_LOG_ERROR("sql.sql", "creature_formations table leader guid " UI64FMTD " incorrect (not exist)", group_member->leaderGUID);
 delete group_member;
 continue;
 }

 if (!sObjectMgr->GetCreatureData(memberGUID))
 {
 TC_LOG_ERROR("sql.sql", "creature_formations table member guid " UI64FMTD " incorrect (not exist)", memberGUID);
 delete group_member;
 continue;
 }
 }

 CreatureGroupMap[memberGUID] = group_member;
 ++count;
 }
 while (result->NextRow());

 TC_LOG_INFO("server.loading", ">> Loaded %u creatures in formations in %u ms", count, GetMSTimeDiffToNow(oldMSTime));
}

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void FormationMgr::RemoveCreatureFromGroup	(	CreatureGroup *	group,
		Creature *	creature
	)

{
 TC_LOG_DEBUG("entities.unit", "Deleting member pointer to GUID: " UI64FMTD " from group " UI64FMTD, group->GetId(), member->GetSpawnId());
 group->RemoveMember(member);

 if (group->isEmpty())
 {
 Map* map = member->FindMap();
 if (!map)
 return;

 TC_LOG_DEBUG("entities.unit", "Deleting group with InstanceID %u", member->GetInstanceId());
 map->CreatureGroupHolder.erase(group->GetId());
 delete group;
 }
}

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Member Data Documentation

CreatureGroupInfoType FormationMgr::CreatureGroupMap

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The documentation for this class was generated from the following files:

• src/server/game/Entities/Creature/CreatureGroups.h
• src/server/game/Entities/Creature/CreatureGroups.cpp