hondacrx
a2e5acbaa5
Port From (https://github.com/TrinityCore/TrinityCore/commit/0eada1d7086985b759e10684966e3aefdd7eefe7)
1150 lines
44 KiB
C#
1150 lines
44 KiB
C#
// Copyright (c) CypherCore <http://github.com/CypherCore> All rights reserved.
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// Licensed under the GNU GENERAL PUBLIC LICENSE. See LICENSE file in the project root for full license information.
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using Framework.Constants;
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using Framework.Dynamic;
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using Game.AI;
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using Game.Maps;
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using Game.Movement;
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using Game.Networking;
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using Game.Networking.Packets;
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using Game.Spells;
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using System;
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using System.Collections.Generic;
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using System.Numerics;
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namespace Game.Entities
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{
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public class AreaTrigger : WorldObject
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{
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public AreaTrigger() : base(false)
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{
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_previousCheckOrientation = float.PositiveInfinity;
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_reachedDestination = true;
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ObjectTypeMask |= TypeMask.AreaTrigger;
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ObjectTypeId = TypeId.AreaTrigger;
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m_updateFlag.Stationary = true;
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m_updateFlag.AreaTrigger = true;
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m_areaTriggerData = new AreaTriggerFieldData();
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_spline = new();
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}
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public override void AddToWorld()
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{
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// Register the AreaTrigger for guid lookup and for caster
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if (!IsInWorld)
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{
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GetMap().GetObjectsStore().Add(GetGUID(), this);
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if (_spawnId != 0)
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GetMap().GetAreaTriggerBySpawnIdStore().Add(_spawnId, this);
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base.AddToWorld();
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}
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}
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public override void RemoveFromWorld()
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{
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// Remove the AreaTrigger from the accessor and from all lists of objects in world
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if (IsInWorld)
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{
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_isRemoved = true;
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Unit caster = GetCaster();
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if (caster)
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caster._UnregisterAreaTrigger(this);
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// Handle removal of all units, calling OnUnitExit & deleting auras if needed
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HandleUnitEnterExit(new List<Unit>());
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_ai.OnRemove();
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base.RemoveFromWorld();
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if (_spawnId != 0)
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GetMap().GetAreaTriggerBySpawnIdStore().Remove(_spawnId, this);
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GetMap().GetObjectsStore().Remove(GetGUID());
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}
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}
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bool Create(uint areaTriggerCreatePropertiesId, Unit caster, Unit target, SpellInfo spell, Position pos, int duration, SpellCastVisualField spellVisual, ObjectGuid castId, AuraEffect aurEff)
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{
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_targetGuid = target ? target.GetGUID() : ObjectGuid.Empty;
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_aurEff = aurEff;
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SetMap(caster.GetMap());
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Relocate(pos);
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if (!IsPositionValid())
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{
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Log.outError(LogFilter.AreaTrigger, $"AreaTrigger (areaTriggerCreatePropertiesId: {areaTriggerCreatePropertiesId}) not created. Invalid coordinates (X: {GetPositionX()} Y: {GetPositionY()})");
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return false;
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}
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_areaTriggerCreateProperties = Global.AreaTriggerDataStorage.GetAreaTriggerCreateProperties(areaTriggerCreatePropertiesId);
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if (_areaTriggerCreateProperties == null)
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{
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Log.outError(LogFilter.AreaTrigger, $"AreaTrigger (areaTriggerCreatePropertiesId {areaTriggerCreatePropertiesId}) not created. Invalid areatrigger create properties id ({areaTriggerCreatePropertiesId})");
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return false;
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}
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_areaTriggerTemplate = _areaTriggerCreateProperties.Template;
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_Create(ObjectGuid.Create(HighGuid.AreaTrigger, GetMapId(), GetTemplate() != null ? GetTemplate().Id.Id : 0, caster.GetMap().GenerateLowGuid(HighGuid.AreaTrigger)));
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if (GetTemplate() != null)
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SetEntry(GetTemplate().Id.Id);
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SetDuration(duration);
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SetObjectScale(1.0f);
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_shape = GetCreateProperties().Shape;
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_maxSearchRadius = GetCreateProperties().GetMaxSearchRadius();
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var areaTriggerData = m_values.ModifyValue(m_areaTriggerData);
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.Caster), caster.GetGUID());
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.CreatingEffectGUID), castId);
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.SpellID), spell.Id);
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.SpellForVisuals), spell.Id);
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SpellCastVisualField spellCastVisual = areaTriggerData.ModifyValue(m_areaTriggerData.SpellVisual);
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SetUpdateFieldValue(ref spellCastVisual.SpellXSpellVisualID, spellVisual.SpellXSpellVisualID);
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SetUpdateFieldValue(ref spellCastVisual.ScriptVisualID, spellVisual.ScriptVisualID);
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.TimeToTargetScale), GetCreateProperties().TimeToTargetScale != 0 ? GetCreateProperties().TimeToTargetScale : m_areaTriggerData.Duration);
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.BoundsRadius2D), GetMaxSearchRadius());
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SetUpdateFieldValue(areaTriggerData.ModifyValue(m_areaTriggerData.DecalPropertiesID), GetCreateProperties().DecalPropertiesId);
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ScaleCurve extraScaleCurve = areaTriggerData.ModifyValue(m_areaTriggerData.ExtraScaleCurve);
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if (GetCreateProperties().ExtraScale.Structured.StartTimeOffset != 0)
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SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.StartTimeOffset), GetCreateProperties().ExtraScale.Structured.StartTimeOffset);
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if (GetCreateProperties().ExtraScale.Structured.X != 0 || GetCreateProperties().ExtraScale.Structured.Y != 0)
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{
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Vector2 point = new(GetCreateProperties().ExtraScale.Structured.X, GetCreateProperties().ExtraScale.Structured.Y);
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SetUpdateFieldValue(ref extraScaleCurve.ModifyValue(extraScaleCurve.Points, 0), point);
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}
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if (GetCreateProperties().ExtraScale.Structured.Z != 0 || GetCreateProperties().ExtraScale.Structured.W != 0)
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{
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Vector2 point = new(GetCreateProperties().ExtraScale.Structured.Z, GetCreateProperties().ExtraScale.Structured.W);
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SetUpdateFieldValue(ref extraScaleCurve.ModifyValue(extraScaleCurve.Points, 1), point);
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}
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unsafe
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{
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if (GetCreateProperties().ExtraScale.Raw.Data[5] != 0)
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SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.ParameterCurve), GetCreateProperties().ExtraScale.Raw.Data[5]);
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if (GetCreateProperties().ExtraScale.Structured.OverrideActive != 0)
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SetUpdateFieldValue(extraScaleCurve.ModifyValue(extraScaleCurve.OverrideActive), GetCreateProperties().ExtraScale.Structured.OverrideActive != 0);
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}
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VisualAnim visualAnim = areaTriggerData.ModifyValue(m_areaTriggerData.VisualAnim);
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SetUpdateFieldValue(visualAnim.ModifyValue(visualAnim.AnimationDataID), GetCreateProperties().AnimId);
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SetUpdateFieldValue(visualAnim.ModifyValue(visualAnim.AnimKitID), GetCreateProperties().AnimKitId);
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if (GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.Unk3))
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SetUpdateFieldValue(visualAnim.ModifyValue(visualAnim.Field_C), true);
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PhasingHandler.InheritPhaseShift(this, caster);
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if (target && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
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{
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m_movementInfo.transport.guid = target.GetGUID();
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}
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UpdatePositionData();
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SetZoneScript();
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UpdateShape();
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uint timeToTarget = GetCreateProperties().TimeToTarget != 0 ? GetCreateProperties().TimeToTarget : m_areaTriggerData.Duration;
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if (GetCreateProperties().OrbitInfo != null)
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{
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AreaTriggerOrbitInfo orbit = GetCreateProperties().OrbitInfo;
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if (target && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
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orbit.PathTarget = target.GetGUID();
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else
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orbit.Center = new(pos.posX, pos.posY, pos.posZ);
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InitOrbit(orbit, timeToTarget);
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}
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else if (GetCreateProperties().HasSplines())
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{
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InitSplineOffsets(GetCreateProperties().SplinePoints, timeToTarget);
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}
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// movement on transport of areatriggers on unit is handled by themself
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ITransport transport = m_movementInfo.transport.guid.IsEmpty() ? caster.GetTransport() : null;
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if (transport != null)
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{
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float x, y, z, o;
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pos.GetPosition(out x, out y, out z, out o);
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transport.CalculatePassengerOffset(ref x, ref y, ref z, ref o);
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m_movementInfo.transport.pos.Relocate(x, y, z, o);
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// This object must be added to transport before adding to map for the client to properly display it
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transport.AddPassenger(this);
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}
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AI_Initialize();
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// Relocate areatriggers with circular movement again
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if (HasOrbit())
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Relocate(CalculateOrbitPosition());
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if (!GetMap().AddToMap(this))
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{ // Returning false will cause the object to be deleted - remove from transport
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if (transport != null)
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transport.RemovePassenger(this);
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return false;
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}
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caster._RegisterAreaTrigger(this);
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_ai.OnCreate();
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return true;
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}
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public static AreaTrigger CreateAreaTrigger(uint areaTriggerCreatePropertiesId, Unit caster, Unit target, SpellInfo spell, Position pos, int duration, SpellCastVisualField spellVisual, ObjectGuid castId = default, AuraEffect aurEff = null)
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{
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AreaTrigger at = new();
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if (!at.Create(areaTriggerCreatePropertiesId, caster, target, spell, pos, duration, spellVisual, castId, aurEff))
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return null;
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return at;
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}
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public static ObjectGuid CreateNewMovementForceId(Map map, uint areaTriggerId)
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{
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return ObjectGuid.Create(HighGuid.AreaTrigger, map.GetId(), areaTriggerId, map.GenerateLowGuid(HighGuid.AreaTrigger));
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}
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public override bool LoadFromDB(ulong spawnId, Map map, bool addToMap, bool allowDuplicate)
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{
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_spawnId = spawnId;
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AreaTriggerSpawn position = Global.AreaTriggerDataStorage.GetAreaTriggerSpawn(spawnId);
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if (position == null)
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return false;
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AreaTriggerTemplate areaTriggerTemplate = Global.AreaTriggerDataStorage.GetAreaTriggerTemplate(position.TriggerId);
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if (areaTriggerTemplate == null)
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return false;
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return CreateServer(map, areaTriggerTemplate, position);
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}
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bool CreateServer(Map map, AreaTriggerTemplate areaTriggerTemplate, AreaTriggerSpawn position)
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{
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SetMap(map);
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Relocate(position.SpawnPoint);
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if (!IsPositionValid())
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{
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Log.outError(LogFilter.AreaTrigger, $"AreaTriggerServer (id {areaTriggerTemplate.Id}) not created. Invalid coordinates (X: {GetPositionX()} Y: {GetPositionY()})");
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return false;
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}
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_areaTriggerTemplate = areaTriggerTemplate;
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_Create(ObjectGuid.Create(HighGuid.AreaTrigger, GetMapId(), areaTriggerTemplate.Id.Id, GetMap().GenerateLowGuid(HighGuid.AreaTrigger)));
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SetEntry(areaTriggerTemplate.Id.Id);
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SetObjectScale(1.0f);
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_shape = position.Shape;
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_maxSearchRadius = _shape.GetMaxSearchRadius();
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if (position.PhaseUseFlags != 0 || position.PhaseId != 0 || position.PhaseGroup != 0)
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PhasingHandler.InitDbPhaseShift(GetPhaseShift(), (PhaseUseFlagsValues)position.PhaseUseFlags, position.PhaseId, position.PhaseGroup);
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UpdateShape();
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AI_Initialize();
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_ai.OnCreate();
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return true;
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}
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public override void Update(uint diff)
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{
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base.Update(diff);
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_timeSinceCreated += diff;
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if (!IsServerSide())
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{
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// "If" order matter here, Orbit > Attached > Splines
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if (HasOrbit())
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{
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UpdateOrbitPosition(diff);
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}
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else if (GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
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{
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Unit target = GetTarget();
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if (target)
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GetMap().AreaTriggerRelocation(this, target.GetPositionX(), target.GetPositionY(), target.GetPositionZ(), target.GetOrientation());
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}
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else
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UpdateSplinePosition(diff);
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if (GetDuration() != -1)
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{
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if (GetDuration() > diff)
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_UpdateDuration((int)(_duration - diff));
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else
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{
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Remove(); // expired
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return;
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}
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}
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}
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_ai.OnUpdate(diff);
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UpdateTargetList();
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}
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public void Remove()
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{
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if (IsInWorld)
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AddObjectToRemoveList();
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}
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public void SetDuration(int newDuration)
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{
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_duration = newDuration;
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_totalDuration = newDuration;
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// negative duration (permanent areatrigger) sent as 0
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SetUpdateFieldValue(m_values.ModifyValue(m_areaTriggerData).ModifyValue(m_areaTriggerData.Duration), (uint)Math.Max(newDuration, 0));
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}
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void _UpdateDuration(int newDuration)
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{
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_duration = newDuration;
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// should be sent in object create packets only
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DoWithSuppressingObjectUpdates(() =>
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{
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SetUpdateFieldValue(m_values.ModifyValue(m_areaTriggerData).ModifyValue(m_areaTriggerData.Duration), (uint)_duration);
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m_areaTriggerData.ClearChanged(m_areaTriggerData.Duration);
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});
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}
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float GetProgress()
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{
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return GetTimeSinceCreated() < GetTimeToTargetScale() ? (float)GetTimeSinceCreated() / GetTimeToTargetScale() : 1.0f;
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}
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void UpdateTargetList()
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{
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List<Unit> targetList = new();
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switch (_shape.TriggerType)
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{
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case AreaTriggerTypes.Sphere:
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SearchUnitInSphere(targetList);
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break;
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case AreaTriggerTypes.Box:
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SearchUnitInBox(targetList);
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break;
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case AreaTriggerTypes.Polygon:
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SearchUnitInPolygon(targetList);
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break;
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case AreaTriggerTypes.Cylinder:
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SearchUnitInCylinder(targetList);
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break;
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case AreaTriggerTypes.Disk:
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SearchUnitInDisk(targetList);
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break;
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case AreaTriggerTypes.BoundedPlane:
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SearchUnitInBoundedPlane(targetList);
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break;
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default:
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break;
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}
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if (GetTemplate() != null)
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{
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var conditions = Global.ConditionMgr.GetConditionsForAreaTrigger(GetTemplate().Id.Id, GetTemplate().Id.IsServerSide);
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if (!conditions.Empty())
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targetList.RemoveAll(target => !Global.ConditionMgr.IsObjectMeetToConditions(target, conditions));
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}
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HandleUnitEnterExit(targetList);
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}
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void SearchUnits(List<Unit> targetList, float radius, bool check3D)
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{
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var check = new AnyUnitInObjectRangeCheck(this, radius, check3D);
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if (IsServerSide())
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{
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var searcher = new PlayerListSearcher(this, targetList, check);
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Cell.VisitWorldObjects(this, searcher, GetMaxSearchRadius());
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}
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else
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{
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var searcher = new UnitListSearcher(this, targetList, check);
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Cell.VisitAllObjects(this, searcher, GetMaxSearchRadius());
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}
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}
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void SearchUnitInSphere(List<Unit> targetList)
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{
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float radius = _shape.SphereDatas.Radius;
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if (GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasDynamicShape))
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{
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if (GetCreateProperties().MorphCurveId != 0)
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{
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radius = MathFunctions.lerp(_shape.SphereDatas.Radius, _shape.SphereDatas.RadiusTarget, Global.DB2Mgr.GetCurveValueAt(GetCreateProperties().MorphCurveId, GetProgress()));
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}
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}
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SearchUnits(targetList, radius, true);
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}
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void SearchUnitInBox(List<Unit> targetList)
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{
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SearchUnits(targetList, GetMaxSearchRadius(), false);
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Position boxCenter = GetPosition();
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float extentsX, extentsY, extentsZ;
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unsafe
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{
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extentsX = _shape.BoxDatas.Extents[0];
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extentsY = _shape.BoxDatas.Extents[1];
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extentsZ = _shape.BoxDatas.Extents[2];
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}
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targetList.RemoveAll(unit => !unit.IsWithinBox(boxCenter, extentsX, extentsY, extentsZ));
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}
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void SearchUnitInPolygon(List<Unit> targetList)
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{
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SearchUnits(targetList, GetMaxSearchRadius(), false);
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float height = _shape.PolygonDatas.Height;
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float minZ = GetPositionZ() - height;
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float maxZ = GetPositionZ() + height;
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targetList.RemoveAll(unit => !CheckIsInPolygon2D(unit) || unit.GetPositionZ() < minZ || unit.GetPositionZ() > maxZ);
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}
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void SearchUnitInCylinder(List<Unit> targetList)
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{
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SearchUnits(targetList, GetMaxSearchRadius(), false);
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float height = _shape.CylinderDatas.Height;
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float minZ = GetPositionZ() - height;
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float maxZ = GetPositionZ() + height;
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targetList.RemoveAll(unit => unit.GetPositionZ() < minZ || unit.GetPositionZ() > maxZ);
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}
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void SearchUnitInDisk(List<Unit> targetList)
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{
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SearchUnits(targetList, GetMaxSearchRadius(), false);
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float innerRadius = _shape.DiskDatas.InnerRadius;
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float height = _shape.DiskDatas.Height;
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float minZ = GetPositionZ() - height;
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float maxZ = GetPositionZ() + height;
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targetList.RemoveAll(unit => unit.IsInDist2d(this, innerRadius) || unit.GetPositionZ() < minZ || unit.GetPositionZ() > maxZ);
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}
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void SearchUnitInBoundedPlane(List<Unit> targetList)
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{
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SearchUnits(targetList, GetMaxSearchRadius(), false);
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Position boxCenter = GetPosition();
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float extentsX, extentsY;
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unsafe
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{
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extentsX = _shape.BoxDatas.Extents[0];
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extentsY = _shape.BoxDatas.Extents[1];
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}
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targetList.RemoveAll(unit =>
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{
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return !unit.IsWithinBox(boxCenter, extentsX, extentsY, MapConst.MapSize);
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});
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}
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void HandleUnitEnterExit(List<Unit> newTargetList)
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{
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List<ObjectGuid> exitUnits = _insideUnits;
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_insideUnits.Clear();
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List<Unit> enteringUnits = new();
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foreach (Unit unit in newTargetList)
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{
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if (!exitUnits.Remove(unit.GetGUID())) // erase(key_type) returns number of elements erased
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enteringUnits.Add(unit);
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_insideUnits.Add(unit.GetGUID());
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}
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// Handle after _insideUnits have been reinserted so we can use GetInsideUnits() in hooks
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foreach (Unit unit in enteringUnits)
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{
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Player player = unit.ToPlayer();
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if (player)
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{
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if (player.IsDebugAreaTriggers)
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player.SendSysMessage(CypherStrings.DebugAreatriggerEntered, GetEntry());
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|
|
player.UpdateQuestObjectiveProgress(QuestObjectiveType.AreaTriggerEnter, (int)GetEntry(), 1);
|
|
}
|
|
|
|
DoActions(unit);
|
|
|
|
_ai.OnUnitEnter(unit);
|
|
}
|
|
|
|
foreach (ObjectGuid exitUnitGuid in exitUnits)
|
|
{
|
|
Unit leavingUnit = Global.ObjAccessor.GetUnit(this, exitUnitGuid);
|
|
if (leavingUnit)
|
|
{
|
|
Player player = leavingUnit.ToPlayer();
|
|
if (player)
|
|
{
|
|
if (player.IsDebugAreaTriggers)
|
|
player.SendSysMessage(CypherStrings.DebugAreatriggerLeft, GetEntry());
|
|
|
|
player.UpdateQuestObjectiveProgress(QuestObjectiveType.AreaTriggerExit, (int)GetEntry(), 1);
|
|
}
|
|
|
|
UndoActions(leavingUnit);
|
|
|
|
_ai.OnUnitExit(leavingUnit);
|
|
}
|
|
}
|
|
}
|
|
|
|
public AreaTriggerTemplate GetTemplate()
|
|
{
|
|
return _areaTriggerTemplate;
|
|
}
|
|
|
|
public uint GetScriptId()
|
|
{
|
|
if (_spawnId != 0)
|
|
return Global.AreaTriggerDataStorage.GetAreaTriggerSpawn(_spawnId).ScriptId;
|
|
|
|
if (GetCreateProperties() != null)
|
|
return GetCreateProperties().ScriptId;
|
|
|
|
return 0;
|
|
}
|
|
|
|
public Unit GetCaster()
|
|
{
|
|
return Global.ObjAccessor.GetUnit(this, GetCasterGuid());
|
|
}
|
|
|
|
Unit GetTarget()
|
|
{
|
|
return Global.ObjAccessor.GetUnit(this, _targetGuid);
|
|
}
|
|
|
|
public override uint GetFaction()
|
|
{
|
|
Unit caster = GetCaster();
|
|
if (caster)
|
|
return caster.GetFaction();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void UpdatePolygonOrientation()
|
|
{
|
|
float newOrientation = GetOrientation();
|
|
|
|
// No need to recalculate, orientation didn't change
|
|
if (MathFunctions.fuzzyEq(_previousCheckOrientation, newOrientation))
|
|
return;
|
|
|
|
_polygonVertices = GetCreateProperties().PolygonVertices;
|
|
|
|
float angleSin = (float)Math.Sin(newOrientation);
|
|
float angleCos = (float)Math.Cos(newOrientation);
|
|
|
|
// This is needed to rotate the vertices, following orientation
|
|
for (var i = 0; i < _polygonVertices.Count; ++i)
|
|
{
|
|
Vector2 vertice = _polygonVertices[i];
|
|
|
|
vertice.X = vertice.X * angleCos - vertice.Y * angleSin;
|
|
vertice.Y = vertice.Y * angleCos + vertice.X * angleSin;
|
|
}
|
|
|
|
_previousCheckOrientation = newOrientation;
|
|
}
|
|
|
|
bool CheckIsInPolygon2D(Position pos)
|
|
{
|
|
float testX = pos.GetPositionX();
|
|
float testY = pos.GetPositionY();
|
|
|
|
//this method uses the ray tracing algorithm to determine if the point is in the polygon
|
|
bool locatedInPolygon = false;
|
|
|
|
for (int vertex = 0; vertex < _polygonVertices.Count; ++vertex)
|
|
{
|
|
int nextVertex;
|
|
|
|
//repeat loop for all sets of points
|
|
if (vertex == (_polygonVertices.Count - 1))
|
|
{
|
|
//if i is the last vertex, let j be the first vertex
|
|
nextVertex = 0;
|
|
}
|
|
else
|
|
{
|
|
//for all-else, let j=(i+1)th vertex
|
|
nextVertex = vertex + 1;
|
|
}
|
|
|
|
float vertX_i = GetPositionX() + _polygonVertices[vertex].X;
|
|
float vertY_i = GetPositionY() + _polygonVertices[vertex].Y;
|
|
float vertX_j = GetPositionX() + _polygonVertices[nextVertex].X;
|
|
float vertY_j = GetPositionY() + _polygonVertices[nextVertex].Y;
|
|
|
|
// following statement checks if testPoint.Y is below Y-coord of i-th vertex
|
|
bool belowLowY = vertY_i > testY;
|
|
// following statement checks if testPoint.Y is below Y-coord of i+1-th vertex
|
|
bool belowHighY = vertY_j > testY;
|
|
|
|
/* following statement is true if testPoint.Y satisfies either (only one is possible)
|
|
-.(i).Y < testPoint.Y < (i+1).Y OR
|
|
-.(i).Y > testPoint.Y > (i+1).Y
|
|
|
|
(Note)
|
|
Both of the conditions indicate that a point is located within the edges of the Y-th coordinate
|
|
of the (i)-th and the (i+1)- th vertices of the polygon. If neither of the above
|
|
conditions is satisfied, then it is assured that a semi-infinite horizontal line draw
|
|
to the right from the testpoint will NOT cross the line that connects vertices i and i+1
|
|
of the polygon
|
|
*/
|
|
bool withinYsEdges = belowLowY != belowHighY;
|
|
|
|
if (withinYsEdges)
|
|
{
|
|
// this is the slope of the line that connects vertices i and i+1 of the polygon
|
|
float slopeOfLine = (vertX_j - vertX_i) / (vertY_j - vertY_i);
|
|
|
|
// this looks up the x-coord of a point lying on the above line, given its y-coord
|
|
float pointOnLine = (slopeOfLine * (testY - vertY_i)) + vertX_i;
|
|
|
|
//checks to see if x-coord of testPoint is smaller than the point on the line with the same y-coord
|
|
bool isLeftToLine = testX < pointOnLine;
|
|
|
|
if (isLeftToLine)
|
|
{
|
|
//this statement changes true to false (and vice-versa)
|
|
locatedInPolygon = !locatedInPolygon;
|
|
}//end if (isLeftToLine)
|
|
}//end if (withinYsEdges
|
|
}
|
|
|
|
return locatedInPolygon;
|
|
}
|
|
|
|
public void UpdateShape()
|
|
{
|
|
if (_shape.IsPolygon())
|
|
UpdatePolygonOrientation();
|
|
}
|
|
|
|
bool UnitFitToActionRequirement(Unit unit, Unit caster, AreaTriggerAction action)
|
|
{
|
|
switch (action.TargetType)
|
|
{
|
|
case AreaTriggerActionUserTypes.Friend:
|
|
return caster.IsValidAssistTarget(unit, Global.SpellMgr.GetSpellInfo(action.Param, caster.GetMap().GetDifficultyID()));
|
|
case AreaTriggerActionUserTypes.Enemy:
|
|
return caster.IsValidAttackTarget(unit, Global.SpellMgr.GetSpellInfo(action.Param, caster.GetMap().GetDifficultyID()));
|
|
case AreaTriggerActionUserTypes.Raid:
|
|
return caster.IsInRaidWith(unit);
|
|
case AreaTriggerActionUserTypes.Party:
|
|
return caster.IsInPartyWith(unit);
|
|
case AreaTriggerActionUserTypes.Caster:
|
|
return unit.GetGUID() == caster.GetGUID();
|
|
case AreaTriggerActionUserTypes.Any:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void DoActions(Unit unit)
|
|
{
|
|
Unit caster = IsServerSide() ? unit : GetCaster();
|
|
if (caster != null && GetTemplate() != null)
|
|
{
|
|
foreach (AreaTriggerAction action in GetTemplate().Actions)
|
|
{
|
|
if (IsServerSide() || UnitFitToActionRequirement(unit, caster, action))
|
|
{
|
|
switch (action.ActionType)
|
|
{
|
|
case AreaTriggerActionTypes.Cast:
|
|
caster.CastSpell(unit, action.Param, new CastSpellExtraArgs(TriggerCastFlags.FullMask)
|
|
.SetOriginalCastId(m_areaTriggerData.CreatingEffectGUID._value.IsCast() ? m_areaTriggerData.CreatingEffectGUID : ObjectGuid.Empty));
|
|
break;
|
|
case AreaTriggerActionTypes.AddAura:
|
|
caster.AddAura(action.Param, unit);
|
|
break;
|
|
case AreaTriggerActionTypes.Teleport:
|
|
WorldSafeLocsEntry safeLoc = Global.ObjectMgr.GetWorldSafeLoc(action.Param);
|
|
if (safeLoc != null)
|
|
{
|
|
Player player = caster.ToPlayer();
|
|
if (player != null)
|
|
player.TeleportTo(safeLoc.Loc);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void UndoActions(Unit unit)
|
|
{
|
|
if (GetTemplate() != null)
|
|
{
|
|
foreach (AreaTriggerAction action in GetTemplate().Actions)
|
|
{
|
|
if (action.ActionType == AreaTriggerActionTypes.Cast || action.ActionType == AreaTriggerActionTypes.AddAura)
|
|
unit.RemoveAurasDueToSpell(action.Param, GetCasterGuid());
|
|
}
|
|
}
|
|
}
|
|
|
|
void InitSplineOffsets(List<Vector3> offsets, uint timeToTarget)
|
|
{
|
|
float angleSin = (float)Math.Sin(GetOrientation());
|
|
float angleCos = (float)Math.Cos(GetOrientation());
|
|
|
|
// This is needed to rotate the spline, following caster orientation
|
|
List<Vector3> rotatedPoints = new();
|
|
foreach (var offset in offsets)
|
|
{
|
|
float x = GetPositionX() + (offset.X * angleCos - offset.Y * angleSin);
|
|
float y = GetPositionY() + (offset.Y * angleCos + offset.X * angleSin);
|
|
float z = GetPositionZ();
|
|
|
|
UpdateAllowedPositionZ(x, y, ref z);
|
|
z += offset.Z;
|
|
|
|
rotatedPoints.Add(new Vector3(x, y, z));
|
|
}
|
|
|
|
InitSplines(rotatedPoints.ToArray(), timeToTarget);
|
|
}
|
|
|
|
public void InitSplines(Vector3[] splinePoints, uint timeToTarget)
|
|
{
|
|
if (splinePoints.Length < 2)
|
|
return;
|
|
|
|
_movementTime = 0;
|
|
|
|
_spline.InitSpline(splinePoints, splinePoints.Length, EvaluationMode.Linear);
|
|
_spline.InitLengths();
|
|
|
|
// should be sent in object create packets only
|
|
DoWithSuppressingObjectUpdates(() =>
|
|
{
|
|
SetUpdateFieldValue(m_values.ModifyValue(m_areaTriggerData).ModifyValue(m_areaTriggerData.TimeToTarget), timeToTarget);
|
|
m_areaTriggerData.ClearChanged(m_areaTriggerData.TimeToTarget);
|
|
});
|
|
|
|
if (IsInWorld)
|
|
{
|
|
if (_reachedDestination)
|
|
{
|
|
AreaTriggerRePath reshapeDest = new();
|
|
reshapeDest.TriggerGUID = GetGUID();
|
|
SendMessageToSet(reshapeDest, true);
|
|
}
|
|
|
|
AreaTriggerRePath reshape = new();
|
|
reshape.TriggerGUID = GetGUID();
|
|
reshape.AreaTriggerSpline = new();
|
|
reshape.AreaTriggerSpline.ElapsedTimeForMovement = GetElapsedTimeForMovement();
|
|
reshape.AreaTriggerSpline.TimeToTarget = timeToTarget;
|
|
reshape.AreaTriggerSpline.Points = splinePoints;
|
|
SendMessageToSet(reshape, true);
|
|
}
|
|
|
|
_reachedDestination = false;
|
|
}
|
|
|
|
void InitOrbit(AreaTriggerOrbitInfo orbit, uint timeToTarget)
|
|
{
|
|
// Circular movement requires either a center position or an attached unit
|
|
Cypher.Assert(orbit.Center.HasValue || orbit.PathTarget.HasValue);
|
|
|
|
// should be sent in object create packets only
|
|
DoWithSuppressingObjectUpdates(() =>
|
|
{
|
|
SetUpdateFieldValue(m_values.ModifyValue(m_areaTriggerData).ModifyValue(m_areaTriggerData.TimeToTarget), timeToTarget);
|
|
m_areaTriggerData.ClearChanged(m_areaTriggerData.TimeToTarget);
|
|
});
|
|
|
|
_orbitInfo = orbit;
|
|
|
|
_orbitInfo.TimeToTarget = timeToTarget;
|
|
_orbitInfo.ElapsedTimeForMovement = 0;
|
|
|
|
if (IsInWorld)
|
|
{
|
|
AreaTriggerRePath reshape = new();
|
|
reshape.TriggerGUID = GetGUID();
|
|
reshape.AreaTriggerOrbit = _orbitInfo;
|
|
|
|
SendMessageToSet(reshape, true);
|
|
}
|
|
}
|
|
|
|
public bool HasOrbit()
|
|
{
|
|
return _orbitInfo != null;
|
|
}
|
|
|
|
Position GetOrbitCenterPosition()
|
|
{
|
|
if (_orbitInfo == null)
|
|
return null;
|
|
|
|
if (_orbitInfo.PathTarget.HasValue)
|
|
{
|
|
WorldObject center = Global.ObjAccessor.GetWorldObject(this, _orbitInfo.PathTarget.Value);
|
|
if (center)
|
|
return center;
|
|
}
|
|
|
|
if (_orbitInfo.Center.HasValue)
|
|
return new Position(_orbitInfo.Center.Value);
|
|
|
|
return null;
|
|
}
|
|
|
|
Position CalculateOrbitPosition()
|
|
{
|
|
Position centerPos = GetOrbitCenterPosition();
|
|
if (centerPos == null)
|
|
return GetPosition();
|
|
|
|
AreaTriggerOrbitInfo cmi = _orbitInfo;
|
|
|
|
// AreaTrigger make exactly "Duration / TimeToTarget" loops during his life time
|
|
float pathProgress = (float)cmi.ElapsedTimeForMovement / cmi.TimeToTarget;
|
|
|
|
// We already made one circle and can't loop
|
|
if (!cmi.CanLoop)
|
|
pathProgress = Math.Min(1.0f, pathProgress);
|
|
|
|
float radius = cmi.Radius;
|
|
if (MathFunctions.fuzzyNe(cmi.BlendFromRadius, radius))
|
|
{
|
|
float blendCurve = (cmi.BlendFromRadius - radius) / radius;
|
|
// 4.f Defines four quarters
|
|
blendCurve = MathFunctions.RoundToInterval(ref blendCurve, 1.0f, 4.0f) / 4.0f;
|
|
float blendProgress = Math.Min(1.0f, pathProgress / blendCurve);
|
|
radius = MathFunctions.lerp(cmi.BlendFromRadius, cmi.Radius, blendProgress);
|
|
}
|
|
|
|
// Adapt Path progress depending of circle direction
|
|
if (!cmi.CounterClockwise)
|
|
pathProgress *= -1;
|
|
|
|
float angle = cmi.InitialAngle + 2.0f * (float)Math.PI * pathProgress;
|
|
float x = centerPos.GetPositionX() + (radius * (float)Math.Cos(angle));
|
|
float y = centerPos.GetPositionY() + (radius * (float)Math.Sin(angle));
|
|
float z = centerPos.GetPositionZ() + cmi.ZOffset;
|
|
|
|
return new Position(x, y, z, angle);
|
|
}
|
|
|
|
void UpdateOrbitPosition(uint diff)
|
|
{
|
|
if (_orbitInfo.StartDelay > GetElapsedTimeForMovement())
|
|
return;
|
|
|
|
_orbitInfo.ElapsedTimeForMovement = (int)(GetElapsedTimeForMovement() - _orbitInfo.StartDelay);
|
|
|
|
Position pos = CalculateOrbitPosition();
|
|
|
|
GetMap().AreaTriggerRelocation(this, pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation());
|
|
|
|
DebugVisualizePosition();
|
|
}
|
|
|
|
void UpdateSplinePosition(uint diff)
|
|
{
|
|
if (_reachedDestination)
|
|
return;
|
|
|
|
if (!HasSplines())
|
|
return;
|
|
|
|
_movementTime += diff;
|
|
|
|
if (_movementTime >= GetTimeToTarget())
|
|
{
|
|
_reachedDestination = true;
|
|
_lastSplineIndex = _spline.Last();
|
|
|
|
Vector3 lastSplinePosition = _spline.GetPoint(_lastSplineIndex);
|
|
GetMap().AreaTriggerRelocation(this, lastSplinePosition.X, lastSplinePosition.Y, lastSplinePosition.Z, GetOrientation());
|
|
|
|
DebugVisualizePosition();
|
|
|
|
_ai.OnSplineIndexReached(_lastSplineIndex);
|
|
_ai.OnDestinationReached();
|
|
return;
|
|
}
|
|
|
|
float currentTimePercent = (float)_movementTime / GetTimeToTarget();
|
|
|
|
if (currentTimePercent <= 0.0f)
|
|
return;
|
|
|
|
if (GetCreateProperties().MoveCurveId != 0)
|
|
{
|
|
float progress = Global.DB2Mgr.GetCurveValueAt(GetCreateProperties().MoveCurveId, currentTimePercent);
|
|
if (progress < 0.0f || progress > 1.0f)
|
|
{
|
|
Log.outError(LogFilter.AreaTrigger, $"AreaTrigger (Id: {GetEntry()}, AreaTriggerCreatePropertiesId: {GetCreateProperties().Id}) has wrong progress ({progress}) caused by curve calculation (MoveCurveId: {GetCreateProperties().MorphCurveId})");
|
|
}
|
|
else
|
|
currentTimePercent = progress;
|
|
}
|
|
|
|
int lastPositionIndex = 0;
|
|
float percentFromLastPoint = 0;
|
|
_spline.ComputeIndex(currentTimePercent, ref lastPositionIndex, ref percentFromLastPoint);
|
|
|
|
Vector3 currentPosition;
|
|
_spline.Evaluate_Percent(lastPositionIndex, percentFromLastPoint, out currentPosition);
|
|
|
|
float orientation = GetOrientation();
|
|
if (GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasFaceMovementDir))
|
|
{
|
|
Vector3 nextPoint = _spline.GetPoint(lastPositionIndex + 1);
|
|
orientation = GetAbsoluteAngle(nextPoint.X, nextPoint.Y);
|
|
}
|
|
|
|
GetMap().AreaTriggerRelocation(this, currentPosition.X, currentPosition.Y, currentPosition.Z, orientation);
|
|
|
|
DebugVisualizePosition();
|
|
|
|
if (_lastSplineIndex != lastPositionIndex)
|
|
{
|
|
_lastSplineIndex = lastPositionIndex;
|
|
_ai.OnSplineIndexReached(_lastSplineIndex);
|
|
}
|
|
}
|
|
|
|
void AI_Initialize()
|
|
{
|
|
AI_Destroy();
|
|
AreaTriggerAI ai = Global.ScriptMgr.GetAreaTriggerAI(this);
|
|
if (ai == null)
|
|
ai = new NullAreaTriggerAI(this);
|
|
|
|
_ai = ai;
|
|
_ai.OnInitialize();
|
|
}
|
|
|
|
void AI_Destroy()
|
|
{
|
|
_ai = null;
|
|
}
|
|
|
|
public override void BuildValuesCreate(WorldPacket data, Player target)
|
|
{
|
|
UpdateFieldFlag flags = GetUpdateFieldFlagsFor(target);
|
|
WorldPacket buffer = new();
|
|
|
|
buffer.WriteUInt8((byte)flags);
|
|
m_objectData.WriteCreate(buffer, flags, this, target);
|
|
m_areaTriggerData.WriteCreate(buffer, flags, this, target);
|
|
|
|
data.WriteUInt32(buffer.GetSize());
|
|
data.WriteBytes(buffer);
|
|
}
|
|
|
|
public override void BuildValuesUpdate(WorldPacket data, Player target)
|
|
{
|
|
UpdateFieldFlag flags = GetUpdateFieldFlagsFor(target);
|
|
WorldPacket buffer = new();
|
|
|
|
buffer.WriteUInt32(m_values.GetChangedObjectTypeMask());
|
|
if (m_values.HasChanged(TypeId.Object))
|
|
m_objectData.WriteUpdate(buffer, flags, this, target);
|
|
|
|
if (m_values.HasChanged(TypeId.AreaTrigger))
|
|
m_areaTriggerData.WriteUpdate(buffer, flags, this, target);
|
|
|
|
data.WriteUInt32(buffer.GetSize());
|
|
data.WriteBytes(buffer);
|
|
}
|
|
|
|
public void BuildValuesUpdateForPlayerWithMask(UpdateData data, UpdateMask requestedObjectMask, UpdateMask requestedAreaTriggerMask, Player target)
|
|
{
|
|
UpdateMask valuesMask = new((int)TypeId.Max);
|
|
if (requestedObjectMask.IsAnySet())
|
|
valuesMask.Set((int)TypeId.Object);
|
|
|
|
if (requestedAreaTriggerMask.IsAnySet())
|
|
valuesMask.Set((int)TypeId.AreaTrigger);
|
|
|
|
WorldPacket buffer = new();
|
|
buffer.WriteUInt32(valuesMask.GetBlock(0));
|
|
|
|
if (valuesMask[(int)TypeId.Object])
|
|
m_objectData.WriteUpdate(buffer, requestedObjectMask, true, this, target);
|
|
|
|
if (valuesMask[(int)TypeId.AreaTrigger])
|
|
m_areaTriggerData.WriteUpdate(buffer, requestedAreaTriggerMask, true, this, target);
|
|
|
|
WorldPacket buffer1 = new();
|
|
buffer1.WriteUInt8((byte)UpdateType.Values);
|
|
buffer1.WritePackedGuid(GetGUID());
|
|
buffer1.WriteUInt32(buffer.GetSize());
|
|
buffer1.WriteBytes(buffer.GetData());
|
|
|
|
data.AddUpdateBlock(buffer1);
|
|
}
|
|
|
|
public override void ClearUpdateMask(bool remove)
|
|
{
|
|
m_values.ClearChangesMask(m_areaTriggerData);
|
|
base.ClearUpdateMask(remove);
|
|
}
|
|
|
|
public T GetAI<T>() where T : AreaTriggerAI { return (T)_ai; }
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public bool IsServerSide() { return _areaTriggerTemplate.Id.IsServerSide; }
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public override bool IsNeverVisibleFor(WorldObject seer, bool allowServersideObjects = false)
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{
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return base.IsNeverVisibleFor(seer) || (IsServerSide() && !allowServersideObjects);
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}
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[System.Diagnostics.Conditional("DEBUG")]
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void DebugVisualizePosition()
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{
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Unit caster = GetCaster();
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if (caster)
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{
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Player player = caster.ToPlayer();
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if (player)
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if (player.IsDebugAreaTriggers)
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player.SummonCreature(1, this, TempSummonType.TimedDespawn, TimeSpan.FromMilliseconds(GetTimeToTarget()));
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}
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}
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public bool IsRemoved() { return _isRemoved; }
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public uint GetSpellId() { return m_areaTriggerData.SpellID; }
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public AuraEffect GetAuraEffect() { return _aurEff; }
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public uint GetTimeSinceCreated() { return _timeSinceCreated; }
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public uint GetTimeToTarget() { return m_areaTriggerData.TimeToTarget; }
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public uint GetTimeToTargetScale() { return m_areaTriggerData.TimeToTargetScale; }
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public int GetDuration() { return _duration; }
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public int GetTotalDuration() { return _totalDuration; }
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public void Delay(int delaytime) { SetDuration(GetDuration() - delaytime); }
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public List<ObjectGuid> GetInsideUnits() { return _insideUnits; }
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public AreaTriggerCreateProperties GetCreateProperties() { return _areaTriggerCreateProperties; }
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public override ObjectGuid GetOwnerGUID() { return GetCasterGuid(); }
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public ObjectGuid GetCasterGuid() { return m_areaTriggerData.Caster; }
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public AreaTriggerShapeInfo GetShape() { return _shape; }
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float GetMaxSearchRadius() { return _maxSearchRadius; }
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public Vector3 GetRollPitchYaw() { return _rollPitchYaw; }
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public Vector3 GetTargetRollPitchYaw() { return _targetRollPitchYaw; }
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public bool HasSplines() { return !_spline.Empty(); }
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public Spline<int> GetSpline() { return _spline; }
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public uint GetElapsedTimeForMovement() { return GetTimeSinceCreated(); } // @todo: research the right value, in sniffs both timers are nearly identical
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public AreaTriggerOrbitInfo GetCircularMovementInfo() { return _orbitInfo; }
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AreaTriggerFieldData m_areaTriggerData;
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ulong _spawnId;
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ObjectGuid _targetGuid;
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AuraEffect _aurEff;
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AreaTriggerShapeInfo _shape;
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float _maxSearchRadius;
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int _duration;
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int _totalDuration;
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uint _timeSinceCreated;
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float _previousCheckOrientation;
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bool _isRemoved;
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Vector3 _rollPitchYaw;
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Vector3 _targetRollPitchYaw;
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List<Vector2> _polygonVertices;
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Spline<int> _spline;
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bool _reachedDestination;
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int _lastSplineIndex;
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uint _movementTime;
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AreaTriggerOrbitInfo _orbitInfo;
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AreaTriggerCreateProperties _areaTriggerCreateProperties;
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AreaTriggerTemplate _areaTriggerTemplate;
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List<ObjectGuid> _insideUnits = new();
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AreaTriggerAI _ai;
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class ValuesUpdateForPlayerWithMaskSender : IDoWork<Player>
|
|
{
|
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AreaTrigger Owner;
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ObjectFieldData ObjectMask = new();
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AreaTriggerFieldData AreaTriggerMask = new();
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public ValuesUpdateForPlayerWithMaskSender(AreaTrigger owner)
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{
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Owner = owner;
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}
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public void Invoke(Player player)
|
|
{
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UpdateData udata = new(Owner.GetMapId());
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|
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Owner.BuildValuesUpdateForPlayerWithMask(udata, ObjectMask.GetUpdateMask(), AreaTriggerMask.GetUpdateMask(), player);
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|
|
udata.BuildPacket(out UpdateObject updateObject);
|
|
player.SendPacket(updateObject);
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|
}
|
|
}
|
|
}
|
|
}
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