Fabian
a3dc7b3f48
hondacrx: - Initial commit: Switch to .Net Core 2.0 - Fix build and removed not needed files Fabi: - Updated solution platforms. - Changed folder structure. - Change library target framework to netstandard2.0. - Updated solution platforms again... - Removed windows specific kernel32 function usage (Ctrl-C handler).
281 lines
10 KiB
C#
281 lines
10 KiB
C#
/*
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* Copyright (C) 2012-2017 CypherCore <http://github.com/CypherCore>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using Framework.Database;
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using Game.Maps;
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using System;
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using System.Collections.Generic;
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using Framework.Constants;
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namespace Game.Entities
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{
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public class FormationMgr
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{
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public FormationMgr() { }
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public static void AddCreatureToGroup(uint groupId, Creature member)
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{
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Map map = member.GetMap();
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if (!map)
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return;
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var creatureGroup = map.CreatureGroupHolder.LookupByKey(groupId);
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//Add member to an existing group
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if (creatureGroup != null)
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{
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Log.outDebug(LogFilter.Unit, "Group found: {0}, inserting creature GUID: {1}, Group InstanceID {2}", groupId, member.GetGUID().ToString(), member.GetInstanceId());
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creatureGroup.AddMember(member);
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}
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//Create new group
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else
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{
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Log.outDebug(LogFilter.Unit, "Group not found: {0}. Creating new group.", groupId);
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CreatureGroup group = new CreatureGroup(groupId);
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map.CreatureGroupHolder[groupId] = group;
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group.AddMember(member);
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}
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}
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public static void RemoveCreatureFromGroup(CreatureGroup group, Creature member)
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{
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Log.outDebug(LogFilter.Unit, "Deleting member GUID: {0} from group {1}", group.GetId(), member.GetSpawnId());
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group.RemoveMember(member);
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if (group.isEmpty())
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{
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Map map = member.GetMap();
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if (!map)
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return;
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Log.outDebug(LogFilter.Unit, "Deleting group with InstanceID {0}", member.GetInstanceId());
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map.CreatureGroupHolder.Remove(group.GetId());
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}
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}
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public static void LoadCreatureFormations()
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{
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uint oldMSTime = Time.GetMSTime();
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CreatureGroupMap.Clear();
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//Get group data
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SQLResult result = DB.World.Query("SELECT leaderGUID, memberGUID, dist, angle, groupAI, point_1, point_2 FROM creature_formations ORDER BY leaderGUID");
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if (result.IsEmpty())
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{
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Log.outError(LogFilter.ServerLoading, "Loaded 0 creatures in formations. DB table `creature_formations` is empty!");
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return;
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}
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uint count = 0;
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FormationInfo group_member;
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do
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{
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//Load group member data
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group_member = new FormationInfo();
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group_member.leaderGUID = result.Read<uint>(0);
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uint memberGUID = result.Read<uint>(1);
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group_member.groupAI = result.Read<uint>(4);
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group_member.point_1 = result.Read<ushort>(5);
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group_member.point_2 = result.Read<ushort>(6);
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//If creature is group leader we may skip loading of dist/angle
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if (group_member.leaderGUID != memberGUID)
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{
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group_member.follow_dist = result.Read<float>(2);
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group_member.follow_angle = result.Read<float>(3) * MathFunctions.PI / 180;
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}
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else
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{
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group_member.follow_dist = 0;
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group_member.follow_angle = 0;
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}
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// check data correctness
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{
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if (Global.ObjectMgr.GetCreatureData(group_member.leaderGUID) == null)
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{
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Log.outError(LogFilter.Sql, "creature_formations table leader guid {0} incorrect (not exist)", group_member.leaderGUID);
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continue;
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}
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if (Global.ObjectMgr.GetCreatureData(memberGUID) == null)
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{
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Log.outError(LogFilter.Sql, "creature_formations table member guid {0} incorrect (not exist)", memberGUID);
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continue;
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}
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}
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CreatureGroupMap[memberGUID] = group_member;
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++count;
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}
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while (result.NextRow());
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Log.outInfo(LogFilter.ServerLoading, "Loaded {0} creatures in formations in {1} ms", count, Time.GetMSTimeDiffToNow(oldMSTime));
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}
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public static Dictionary<ulong, FormationInfo> CreatureGroupMap = new Dictionary<ulong, FormationInfo>();
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}
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public class FormationInfo
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{
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public uint leaderGUID;
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public float follow_dist;
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public float follow_angle;
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public uint groupAI;
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public ushort point_1;
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public ushort point_2;
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}
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public class CreatureGroup
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{
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public CreatureGroup(uint id)
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{
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m_groupID = id;
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}
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public void AddMember(Creature member)
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{
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Log.outDebug(LogFilter.Unit, "CreatureGroup.AddMember: Adding unit GUID: {0}.", member.GetGUID().ToString());
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//Check if it is a leader
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if (member.GetSpawnId() == m_groupID)
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{
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Log.outDebug(LogFilter.Unit, "Unit GUID: {0} is formation leader. Adding group.", member.GetGUID().ToString());
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m_leader = member;
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}
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m_members[member] = FormationMgr.CreatureGroupMap.LookupByKey(member.GetSpawnId());
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member.SetFormation(this);
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}
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public void RemoveMember(Creature member)
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{
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if (m_leader == member)
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m_leader = null;
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m_members.Remove(member);
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member.SetFormation(null);
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}
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public void MemberAttackStart(Creature member, Unit target)
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{
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GroupAIFlags groupAI = (GroupAIFlags)FormationMgr.CreatureGroupMap[member.GetSpawnId()].groupAI;
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if (groupAI == 0)
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return;
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if (member == m_leader)
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{
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if (!groupAI.HasAnyFlag(GroupAIFlags.MembersAssistLeader))
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return;
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}
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else if (!groupAI.HasAnyFlag(GroupAIFlags.LeaderAssistsMember))
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return;
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foreach (var pair in m_members)
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{
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if (m_leader) // avoid crash if leader was killed and reset.
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Log.outDebug(LogFilter.Unit, "GROUP ATTACK: group instance id {0} calls member instid {1}", m_leader.GetInstanceId(), member.GetInstanceId());
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Creature other = pair.Key;
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// Skip self
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if (other == member)
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continue;
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if (!other.IsAlive())
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continue;
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if (other.GetVictim())
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continue;
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if (((other != m_leader && groupAI.HasAnyFlag(GroupAIFlags.MembersAssistLeader)) || (other == m_leader && groupAI.HasAnyFlag(GroupAIFlags.LeaderAssistsMember))) && other.IsValidAttackTarget(target))
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other.GetAI().AttackStart(target);
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}
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}
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public void FormationReset(bool dismiss)
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{
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foreach (var creature in m_members.Keys)
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{
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if (creature != m_leader && creature.IsAlive())
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{
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if (dismiss)
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creature.GetMotionMaster().Initialize();
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else
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creature.GetMotionMaster().MoveIdle();
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Log.outDebug(LogFilter.Unit, "Set {0} movement for member GUID: {1}", dismiss ? "default" : "idle", creature.GetGUID().ToString());
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}
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}
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m_Formed = !dismiss;
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}
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public void LeaderMoveTo(float x, float y, float z)
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{
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//! To do: This should probably get its own movement generator or use WaypointMovementGenerator.
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//! If the leader's path is known, member's path can be plotted as well using formation offsets.
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if (!m_leader)
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return;
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float pathangle = (float)Math.Atan2(m_leader.GetPositionY() - y, m_leader.GetPositionX() - x);
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foreach (var pair in m_members)
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{
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Creature member = pair.Key;
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if (member == m_leader || !member.IsAlive() || member.GetVictim() || !pair.Value.groupAI.HasAnyFlag((uint)GroupAIFlags.IdleInFormation))
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continue;
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if (pair.Value.point_1 != 0)
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if (m_leader.GetCurrentWaypointID() == pair.Value.point_1 - 1 || m_leader.GetCurrentWaypointID() == pair.Value.point_2 - 1)
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pair.Value.follow_angle = (float)Math.PI * 2 - pair.Value.follow_angle;
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float angle = pair.Value.follow_angle;
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float dist = pair.Value.follow_dist;
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float dx = x + (float)Math.Cos(angle + pathangle) * dist;
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float dy = y + (float)Math.Sin(angle + pathangle) * dist;
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float dz = z;
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GridDefines.NormalizeMapCoord(ref dx);
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GridDefines.NormalizeMapCoord(ref dy);
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if (!member.IsFlying())
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member.UpdateGroundPositionZ(dx, dy, ref dz);
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if (member.IsWithinDist(m_leader, dist + 5.0f))
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member.SetUnitMovementFlags(m_leader.GetUnitMovementFlags());
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else
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member.SetWalk(false);
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member.GetMotionMaster().MovePoint(0, dx, dy, dz);
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member.SetHomePosition(dx, dy, dz, pathangle);
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}
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}
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public Creature getLeader() { return m_leader; }
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public uint GetId() { return m_groupID; }
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public bool isEmpty() { return m_members.Empty(); }
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public bool isFormed() { return m_Formed; }
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Creature m_leader;
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Dictionary<Creature, FormationInfo> m_members = new Dictionary<Creature, FormationInfo>();
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uint m_groupID;
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bool m_Formed;
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}
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}
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