Inna/CypherCore
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
9851142796b1dbc84974d092b160e8b1f6c7b78f
CypherCore/Source/Game/Entities/Unit/Unit.Spells.cs
T

4639 lines
194 KiB
C#
Raw Blame History

/*
* Copyright (C) 2012-2020 CypherCore <http://github.com/CypherCore>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
using Framework.Constants;
using Framework.Dynamic;
using Game.BattleGrounds;
using Game.Networking.Packets;
using Game.Spells;
using System;
using System.Collections.Generic;
using System.Linq;
namespace Game.Entities
{
public partial class Unit
{
public virtual bool HasSpell(uint spellId) { return false; }
public void SetInstantCast(bool set) { _instantCast = set; }
public bool CanInstantCast() { return _instantCast; }
// function uses real base points (typically value - 1)
public int CalculateSpellDamage(Unit target, SpellInfo spellProto, uint effect_index, int? basePoints = null, uint castItemId = 0, int itemLevel = -1)
{
SpellEffectInfo effect = spellProto.GetEffect(effect_index);
return effect != null ? effect.CalcValue(this, basePoints, target, castItemId, itemLevel) : 0;
}
public int CalculateSpellDamage(Unit target, SpellInfo spellProto, uint effect_index, out float variance, int? basePoints = null, uint castItemId = 0, int itemLevel = -1)
{
SpellEffectInfo effect = spellProto.GetEffect(effect_index);
variance = 0.0f;
return effect != null ? effect.CalcValue(out variance, this, basePoints, target, castItemId, itemLevel) : 0;
}
public int SpellBaseDamageBonusDone(SpellSchoolMask schoolMask)
{
Player thisPlayer = ToPlayer();
if (thisPlayer)
{
float overrideSP = thisPlayer.m_activePlayerData.OverrideSpellPowerByAPPercent;
if (overrideSP > 0.0f)
return (int)(MathFunctions.CalculatePct(GetTotalAttackPowerValue(WeaponAttackType.BaseAttack), overrideSP) + 0.5f);
}
int DoneAdvertisedBenefit = GetTotalAuraModifierByMiscMask(AuraType.ModDamageDone, (int)schoolMask);
if (IsTypeId(TypeId.Player))
{
// Base value
DoneAdvertisedBenefit += (int)ToPlayer().GetBaseSpellPowerBonus();
// Check if we are ever using mana - PaperDollFrame.lua
if (GetPowerIndex(PowerType.Mana) != (uint)PowerType.Max)
DoneAdvertisedBenefit += Math.Max(0, (int)GetStat(Stats.Intellect)); // spellpower from intellect
// Damage bonus from stats
var mDamageDoneOfStatPercent = GetAuraEffectsByType(AuraType.ModSpellDamageOfStatPercent);
foreach (var eff in mDamageDoneOfStatPercent)
{
if (Convert.ToBoolean(eff.GetMiscValue() & (int)schoolMask))
{
// stat used stored in miscValueB for this aura
Stats usedStat = (Stats)eff.GetMiscValueB();
DoneAdvertisedBenefit += (int)MathFunctions.CalculatePct(GetStat(usedStat), eff.GetAmount());
}
}
}
return DoneAdvertisedBenefit;
}
public int SpellBaseDamageBonusTaken(SpellSchoolMask schoolMask)
{
return GetTotalAuraModifierByMiscMask(AuraType.ModDamageTaken, (int)schoolMask);
}
public uint SpellDamageBonusDone(Unit victim, SpellInfo spellProto, uint pdamage, DamageEffectType damagetype, SpellEffectInfo effect, uint stack = 1)
{
if (spellProto == null || victim == null || damagetype == DamageEffectType.Direct)
return pdamage;
// Some spells don't benefit from done mods
if (spellProto.HasAttribute(SpellAttr3.NoDoneBonus))
return pdamage;
// For totems get damage bonus from owner
if (IsTypeId(TypeId.Unit) && IsTotem())
{
Unit owner = GetOwner();
if (owner != null)
return owner.SpellDamageBonusDone(victim, spellProto, pdamage, damagetype, effect, stack);
}
int DoneTotal = 0;
// Done fixed damage bonus auras
int DoneAdvertisedBenefit = SpellBaseDamageBonusDone(spellProto.GetSchoolMask());
// Pets just add their bonus damage to their spell damage
// note that their spell damage is just gain of their own auras
if (HasUnitTypeMask(UnitTypeMask.Guardian))
DoneAdvertisedBenefit += ((Guardian)this).GetBonusDamage();
// Check for table values
if (effect.BonusCoefficientFromAP > 0.0f)
{
float ApCoeffMod = effect.BonusCoefficientFromAP;
Player modOwner = GetSpellModOwner();
if (modOwner)
{
ApCoeffMod *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref ApCoeffMod);
ApCoeffMod /= 100.0f;
}
WeaponAttackType attType = WeaponAttackType.BaseAttack;
if ((spellProto.IsRangedWeaponSpell() && spellProto.DmgClass != SpellDmgClass.Melee))
attType = WeaponAttackType.RangedAttack;
if (spellProto.HasAttribute(SpellAttr3.ReqOffhand) && !spellProto.HasAttribute(SpellAttr3.MainHand))
attType = WeaponAttackType.OffAttack;
float APbonus = (float)(victim.GetTotalAuraModifier(attType != WeaponAttackType.RangedAttack ? AuraType.MeleeAttackPowerAttackerBonus : AuraType.RangedAttackPowerAttackerBonus));
APbonus += GetTotalAttackPowerValue(attType);
DoneTotal += (int)(stack * ApCoeffMod * APbonus);
}
// Default calculation
float coeff = effect.BonusCoefficient;
if (DoneAdvertisedBenefit != 0)
{
Player modOwner = GetSpellModOwner();
if (modOwner)
{
coeff *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
DoneTotal += (int)(DoneAdvertisedBenefit * coeff * stack);
}
// Done Percentage for DOT is already calculated, no need to do it again. The percentage mod is applied in Aura.HandleAuraSpecificMods.
float tmpDamage = ((int)pdamage + DoneTotal) * (damagetype == DamageEffectType.DOT ? 1.0f : SpellDamagePctDone(victim, spellProto, damagetype));
// apply spellmod to Done damage (flat and pct)
Player _modOwner = GetSpellModOwner();
if (_modOwner)
{
if (damagetype == DamageEffectType.DOT)
_modOwner.ApplySpellMod(spellProto, SpellModOp.PeriodicHealingAndDamage, ref tmpDamage);
else
_modOwner.ApplySpellMod(spellProto, SpellModOp.HealingAndDamage, ref tmpDamage);
}
return (uint)Math.Max(tmpDamage, 0.0f);
}
public float SpellDamagePctDone(Unit victim, SpellInfo spellProto, DamageEffectType damagetype)
{
if (spellProto == null || !victim || damagetype == DamageEffectType.Direct)
return 1.0f;
// Some spells don't benefit from pct done mods
if (spellProto.HasAttribute(SpellAttr6.NoDonePctDamageMods))
return 1.0f;
// For totems pct done mods are calculated when its calculation is run on the player in SpellDamageBonusDone.
if (IsTypeId(TypeId.Unit) && IsTotem())
return 1.0f;
// Done total percent damage auras
float DoneTotalMod = 1.0f;
// Pet damage?
if (IsTypeId(TypeId.Unit) && !IsPet())
DoneTotalMod *= ToCreature().GetSpellDamageMod(ToCreature().GetCreatureTemplate().Rank);
// Versatility
Player modOwner = GetSpellModOwner();
if (modOwner)
MathFunctions.AddPct(ref DoneTotalMod, modOwner.GetRatingBonusValue(CombatRating.VersatilityDamageDone) + modOwner.GetTotalAuraModifier(AuraType.ModVersatility));
float maxModDamagePercentSchool = 0.0f;
Player thisPlayer = ToPlayer();
if (thisPlayer)
{
for (int i = 0; i < (int)SpellSchools.Max; ++i)
{
if (Convert.ToBoolean((int)spellProto.GetSchoolMask() & (1 << i)))
maxModDamagePercentSchool = Math.Max(maxModDamagePercentSchool, thisPlayer.m_activePlayerData.ModDamageDonePercent[i]);
}
}
else
maxModDamagePercentSchool = GetTotalAuraMultiplierByMiscMask(AuraType.ModDamagePercentDone, (uint)spellProto.GetSchoolMask());
DoneTotalMod *= maxModDamagePercentSchool;
uint creatureTypeMask = victim.GetCreatureTypeMask();
DoneTotalMod *= GetTotalAuraMultiplierByMiscMask(AuraType.ModDamageDoneVersus, creatureTypeMask);
// bonus against aurastate
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamageDoneVersusAurastate, aurEff =>
{
if (victim.HasAuraState((AuraStateType)aurEff.GetMiscValue()))
return true;
return false;
});
// Add SPELL_AURA_MOD_DAMAGE_DONE_FOR_MECHANIC percent bonus
MathFunctions.AddPct(ref DoneTotalMod, GetTotalAuraModifierByMiscValue(AuraType.ModDamageDoneForMechanic, (int)spellProto.Mechanic));
// Custom scripted damage
switch (spellProto.SpellFamilyName)
{
case SpellFamilyNames.Mage:
// Ice Lance (no unique family flag)
if (spellProto.Id == 228598)
if (victim.HasAuraState(AuraStateType.Frozen, spellProto, this))
DoneTotalMod *= 3.0f;
break;
case SpellFamilyNames.Warlock:
// Shadow Bite (30% increase from each dot)
if (spellProto.SpellFamilyFlags[1].HasAnyFlag<uint>(0x00400000) && IsPet())
{
uint count = victim.GetDoTsByCaster(GetOwnerGUID());
if (count != 0)
MathFunctions.AddPct(ref DoneTotalMod, 30 * count);
}
// Drain Soul - increased damage for targets under 20% HP
if (spellProto.Id == 198590)
if (HasAuraState(AuraStateType.Wounded20Percent))
DoneTotalMod *= 2;
break;
}
return DoneTotalMod;
}
public uint SpellDamageBonusTaken(Unit caster, SpellInfo spellProto, uint pdamage, DamageEffectType damagetype, SpellEffectInfo effect, uint stack = 1)
{
if (spellProto == null || damagetype == DamageEffectType.Direct)
return pdamage;
int TakenTotal = 0;
float TakenTotalMod = 1.0f;
float TakenTotalCasterMod = 0.0f;
// Mod damage from spell mechanic
uint mechanicMask = spellProto.GetAllEffectsMechanicMask();
if (mechanicMask != 0)
{
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModMechanicDamageTakenPercent, aurEff =>
{
if ((mechanicMask & (1 << aurEff.GetMiscValue())) != 0)
return true;
return false;
});
}
AuraEffect cheatDeath = GetAuraEffect(45182, 0);
if (cheatDeath != null)
if (cheatDeath.GetMiscValue().HasAnyFlag((int)SpellSchoolMask.Normal))
MathFunctions.AddPct(ref TakenTotalMod, cheatDeath.GetAmount());
// Spells with SPELL_ATTR4_FIXED_DAMAGE should only benefit from mechanic damage mod auras.
if (!spellProto.HasAttribute(SpellAttr4.FixedDamage))
{
// get all auras from caster that allow the spell to ignore resistance (sanctified wrath)
TakenTotalCasterMod += GetTotalAuraModifierByMiscMask(AuraType.ModIgnoreTargetResist, (int)spellProto.GetSchoolMask());
// Versatility
Player modOwner = GetSpellModOwner();
if (modOwner)
{
// only 50% of SPELL_AURA_MOD_VERSATILITY for damage reduction
float versaBonus = modOwner.GetTotalAuraModifier(AuraType.ModVersatility) / 2.0f;
MathFunctions.AddPct(ref TakenTotalMod, -(modOwner.GetRatingBonusValue(CombatRating.VersatilityDamageTaken) + versaBonus));
}
// from positive and negative SPELL_AURA_MOD_DAMAGE_PERCENT_TAKEN
// multiplicative bonus, for example Dispersion + Shadowform (0.10*0.85=0.085)
TakenTotalMod *= GetTotalAuraMultiplierByMiscMask(AuraType.ModDamagePercentTaken, (uint)spellProto.GetSchoolMask());
// From caster spells
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModSchoolMaskDamageFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID() && (aurEff.GetMiscValue() & (int)spellProto.GetSchoolMask()) != 0;
});
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModSpellDamageFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID() && aurEff.IsAffectingSpell(spellProto);
});
if (damagetype == DamageEffectType.DOT)
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModPeriodicDamageTaken, aurEff => (aurEff.GetMiscValue() & (uint)spellProto.GetSchoolMask()) != 0);
int TakenAdvertisedBenefit = SpellBaseDamageBonusTaken(spellProto.GetSchoolMask());
// Check for table values
float coeff = effect.BonusCoefficient;
// Default calculation
if (TakenAdvertisedBenefit != 0)
{
// level penalty still applied on Taken bonus - is it blizzlike?
if (modOwner)
{
coeff *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
TakenTotal += (int)(TakenAdvertisedBenefit * coeff * stack);
}
}
float tmpDamage = 0.0f;
if (TakenTotalCasterMod != 0)
{
if (TakenTotal < 0)
{
if (TakenTotalMod < 1)
tmpDamage = (((MathFunctions.CalculatePct(pdamage, TakenTotalCasterMod) + TakenTotal) * TakenTotalMod) + MathFunctions.CalculatePct(pdamage, TakenTotalCasterMod));
else
tmpDamage = (((float)(MathFunctions.CalculatePct(pdamage, TakenTotalCasterMod) + TakenTotal) + MathFunctions.CalculatePct(pdamage, TakenTotalCasterMod)) * TakenTotalMod);
}
else if (TakenTotalMod < 1)
tmpDamage = ((MathFunctions.CalculatePct(pdamage + TakenTotal, TakenTotalCasterMod) * TakenTotalMod) + MathFunctions.CalculatePct(pdamage + TakenTotal, TakenTotalCasterMod));
}
if (tmpDamage == 0)
tmpDamage = (pdamage + TakenTotal) * TakenTotalMod;
return (uint)Math.Max(tmpDamage, 0.0f);
}
public uint SpellBaseHealingBonusDone(SpellSchoolMask schoolMask)
{
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
float overrideSP = thisPlayer.m_activePlayerData.OverrideSpellPowerByAPPercent;
if (overrideSP > 0.0f)
return (uint)(MathFunctions.CalculatePct(GetTotalAttackPowerValue(WeaponAttackType.BaseAttack), overrideSP) + 0.5f);
}
uint advertisedBenefit = (uint)GetTotalAuraModifier(AuraType.ModHealingDone, aurEff =>
{
if (aurEff.GetMiscValue() == 0 || (aurEff.GetMiscValue() & (int)schoolMask) != 0)
return true;
return false;
});
// Healing bonus of spirit, intellect and strength
if (IsTypeId(TypeId.Player))
{
// Base value
advertisedBenefit += ToPlayer().GetBaseSpellPowerBonus();
// Check if we are ever using mana - PaperDollFrame.lua
if (GetPowerIndex(PowerType.Mana) != (uint)PowerType.Max)
advertisedBenefit += Math.Max(0, (uint)GetStat(Stats.Intellect)); // spellpower from intellect
// Healing bonus from stats
var mHealingDoneOfStatPercent = GetAuraEffectsByType(AuraType.ModSpellHealingOfStatPercent);
foreach (var i in mHealingDoneOfStatPercent)
{
// stat used dependent from misc value (stat index)
Stats usedStat = (Stats)(i.GetSpellEffectInfo().MiscValue);
advertisedBenefit += (uint)MathFunctions.CalculatePct(GetStat(usedStat), i.GetAmount());
}
}
return advertisedBenefit;
}
int SpellBaseHealingBonusTaken(SpellSchoolMask schoolMask)
{
return GetTotalAuraModifierByMiscMask(AuraType.ModHealing, (int)schoolMask);
}
public int SpellCriticalHealingBonus(SpellInfo spellProto, int damage, Unit victim)
{
// Calculate critical bonus
int crit_bonus = damage;
// adds additional damage to critBonus (from talents)
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellProto, SpellModOp.CritDamageAndHealing, ref crit_bonus);
damage += crit_bonus;
damage = (int)(damage * GetTotalAuraMultiplier(AuraType.ModCriticalHealingAmount));
return damage;
}
public uint SpellHealingBonusDone(Unit victim, SpellInfo spellProto, uint healamount, DamageEffectType damagetype, SpellEffectInfo effect, uint stack = 1)
{
// For totems get healing bonus from owner (statue isn't totem in fact)
if (IsTypeId(TypeId.Unit) && IsTotem())
{
Unit owner = GetOwner();
if (owner)
return owner.SpellHealingBonusDone(victim, spellProto, healamount, damagetype, effect, stack);
}
// No bonus healing for potion spells
if (spellProto.SpellFamilyName == SpellFamilyNames.Potion)
return healamount;
int DoneTotal = 0;
// done scripted mod (take it from owner)
Unit owner1 = GetOwner() ?? this;
var mOverrideClassScript = owner1.GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var eff in mOverrideClassScript)
{
if (!eff.IsAffectingSpell(spellProto))
continue;
switch (eff.GetMiscValue())
{
case 3736: // Hateful Totem of the Third Wind / Increased Lesser Healing Wave / LK Arena (4/5/6) Totem of the Third Wind / Savage Totem of the Third Wind
DoneTotal += eff.GetAmount();
break;
default:
break;
}
}
// Done fixed damage bonus auras
uint DoneAdvertisedBenefit = SpellBaseHealingBonusDone(spellProto.GetSchoolMask());
// Check for table values
float coeff = effect.BonusCoefficient;
if (effect.BonusCoefficientFromAP > 0.0f)
{
DoneTotal += (int)(effect.BonusCoefficientFromAP * stack * GetTotalAttackPowerValue(
(spellProto.IsRangedWeaponSpell() && spellProto.DmgClass != SpellDmgClass.Melee) ? WeaponAttackType.RangedAttack : WeaponAttackType.BaseAttack));
}
else if (coeff <= 0.0f)
{
// No bonus healing for SPELL_DAMAGE_CLASS_NONE class spells by default
if (spellProto.DmgClass == SpellDmgClass.None)
return healamount;
}
// Default calculation
if (DoneAdvertisedBenefit != 0)
{
Player modOwner = GetSpellModOwner();
if (modOwner)
{
coeff *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
DoneTotal += (int)(DoneAdvertisedBenefit * coeff * stack);
}
foreach (SpellEffectInfo eff in spellProto.GetEffects())
{
if (eff == null)
continue;
switch (eff.ApplyAuraName)
{
// Bonus healing does not apply to these spells
case AuraType.PeriodicLeech:
case AuraType.PeriodicHealthFunnel:
DoneTotal = 0;
break;
}
if (eff.Effect == SpellEffectName.HealthLeech)
DoneTotal = 0;
}
// use float as more appropriate for negative values and percent applying
float heal = (healamount + DoneTotal) * (damagetype == DamageEffectType.DOT ? 1.0f : SpellHealingPctDone(victim, spellProto));
// apply spellmod to Done amount
Player _modOwner = GetSpellModOwner();
if (_modOwner)
{
if (damagetype == DamageEffectType.DOT)
_modOwner.ApplySpellMod(spellProto, SpellModOp.PeriodicHealingAndDamage, ref heal);
else
_modOwner.ApplySpellMod(spellProto, SpellModOp.HealingAndDamage, ref heal);
}
return (uint)Math.Max(heal, 0.0f);
}
public float SpellHealingPctDone(Unit victim, SpellInfo spellProto)
{
// For totems pct done mods are calculated when its calculation is run on the player in SpellHealingBonusDone.
if (IsTypeId(TypeId.Unit) && IsTotem())
return 1.0f;
// No bonus healing for potion spells
if (spellProto.SpellFamilyName == SpellFamilyNames.Potion)
return 1.0f;
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
float maxModDamagePercentSchool = 0.0f;
for (int i = 0; i < (int)SpellSchools.Max; ++i)
if (((int)spellProto.GetSchoolMask() & (1 << i)) != 0)
maxModDamagePercentSchool = Math.Max(maxModDamagePercentSchool, thisPlayer.m_activePlayerData.ModHealingDonePercent[i]);
return maxModDamagePercentSchool;
}
float DoneTotalMod = 1.0f;
// bonus against aurastate
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamageDoneVersusAurastate, aurEff =>
{
return victim.HasAuraState((AuraStateType)aurEff.GetMiscValue());
});
// Healing done percent
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModHealingDonePercent);
// bonus from missing health of target
float healthPctDiff = 100.0f - victim.GetHealthPct();
foreach (AuraEffect healingDonePctVsTargetHealth in GetAuraEffectsByType(AuraType.ModHealingDonePctVersusTargetHealth))
if (healingDonePctVsTargetHealth.IsAffectingSpell(spellProto))
MathFunctions.AddPct(ref DoneTotalMod, MathFunctions.CalculatePct((float)healingDonePctVsTargetHealth.GetAmount(), healthPctDiff));
return DoneTotalMod;
}
public uint SpellHealingBonusTaken(Unit caster, SpellInfo spellProto, uint healamount, DamageEffectType damagetype, SpellEffectInfo effect, uint stack = 1)
{
float TakenTotalMod = 1.0f;
// Healing taken percent
float minval = GetMaxNegativeAuraModifier(AuraType.ModHealingPct);
if (minval != 0)
MathFunctions.AddPct(ref TakenTotalMod, minval);
float maxval = GetMaxPositiveAuraModifier(AuraType.ModHealingPct);
if (maxval != 0)
MathFunctions.AddPct(ref TakenTotalMod, maxval);
// Tenacity increase healing % taken
AuraEffect Tenacity = GetAuraEffect(58549, 0);
if (Tenacity != null)
MathFunctions.AddPct(ref TakenTotalMod, Tenacity.GetAmount());
// Healing Done
int TakenTotal = 0;
// Taken fixed damage bonus auras
int TakenAdvertisedBenefit = SpellBaseHealingBonusTaken(spellProto.GetSchoolMask());
// Nourish cast
if (spellProto.SpellFamilyName == SpellFamilyNames.Druid && spellProto.SpellFamilyFlags[1].HasAnyFlag(0x2000000u))
{
// Rejuvenation, Regrowth, Lifebloom, or Wild Growth
if (GetAuraEffect(AuraType.PeriodicHeal, SpellFamilyNames.Druid, new FlagArray128(0x50, 0x4000010, 0)) != null)
// increase healing by 20%
TakenTotalMod *= 1.2f;
}
// Check for table values
float coeff = effect.BonusCoefficient;
if (coeff <= 0.0f)
{
// No bonus healing for SPELL_DAMAGE_CLASS_NONE class spells by default
if (spellProto.DmgClass == SpellDmgClass.None)
{
healamount = (uint)Math.Max((healamount * TakenTotalMod), 0.0f);
return healamount;
}
}
// Default calculation
if (TakenAdvertisedBenefit != 0)
{
Player modOwner = GetSpellModOwner();
if (modOwner)
{
coeff *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
TakenTotal += (int)(TakenAdvertisedBenefit * coeff * stack);
}
if (damagetype == DamageEffectType.DOT)
{
// Healing over time taken percent
float minval_hot = (float)GetMaxNegativeAuraModifier(AuraType.ModHotPct);
if (minval_hot != 0)
MathFunctions.AddPct(ref TakenTotalMod, minval_hot);
float maxval_hot = (float)GetMaxPositiveAuraModifier(AuraType.ModHotPct);
if (maxval_hot != 0)
MathFunctions.AddPct(ref TakenTotalMod, maxval_hot);
}
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModHealingReceived, aurEff =>
{
if (caster.GetGUID() == aurEff.GetCasterGUID() && aurEff.IsAffectingSpell(spellProto))
return true;
return false;
});
foreach (SpellEffectInfo eff in spellProto.GetEffects())
{
if (eff == null)
continue;
switch (eff.ApplyAuraName)
{
// Bonus healing does not apply to these spells
case AuraType.PeriodicLeech:
case AuraType.PeriodicHealthFunnel:
TakenTotal = 0;
break;
}
if (eff.Effect == SpellEffectName.HealthLeech)
TakenTotal = 0;
}
float heal = (healamount + TakenTotal) * TakenTotalMod;
return (uint)Math.Max(heal, 0.0f);
}
public bool IsSpellCrit(Unit victim, Spell spell, AuraEffect aurEff, SpellSchoolMask schoolMask, WeaponAttackType attackType = WeaponAttackType.BaseAttack)
{
return RandomHelper.randChance(GetUnitSpellCriticalChance(victim, spell, aurEff, schoolMask, attackType));
}
public float GetUnitSpellCriticalChance(Unit victim, Spell spell, AuraEffect aurEff, SpellSchoolMask schoolMask, WeaponAttackType attackType = WeaponAttackType.BaseAttack)
{
SpellInfo spellProto = spell?.GetSpellInfo() ?? aurEff?.GetSpellInfo();
//! Mobs can't crit with spells. Player Totems can
//! Fire Elemental (from totem) can too - but this part is a hack and needs more research
if (GetGUID().IsCreatureOrVehicle() && !(IsTotem() && GetOwnerGUID().IsPlayer()) && GetEntry() != 15438)
return 0.0f;
// not critting spell
if (spellProto.HasAttribute(SpellAttr2.CantCrit))
return 0.0f;
float crit_chance = 0.0f;
switch (spellProto.DmgClass)
{
case SpellDmgClass.None:
// We need more spells to find a general way (if there is any)
switch (spellProto.Id)
{
case 379: // Earth Shield
case 33778: // Lifebloom Final Bloom
case 64844: // Divine Hymn
case 71607: // Item - Bauble of True Blood 10m
case 71646: // Item - Bauble of True Blood 25m
break;
default:
return 0.0f;
}
goto case SpellDmgClass.Magic;
case SpellDmgClass.Magic:
{
if (schoolMask.HasAnyFlag(SpellSchoolMask.Normal))
crit_chance = 0.0f;
// For other schools
else if (IsTypeId(TypeId.Player))
crit_chance = ToPlayer().m_activePlayerData.SpellCritPercentage;
else
crit_chance = BaseSpellCritChance;
// taken
if (victim)
{
if (!spellProto.IsPositive())
{
// Modify critical chance by victim SPELL_AURA_MOD_ATTACKER_SPELL_AND_WEAPON_CRIT_CHANCE
crit_chance += victim.GetTotalAuraModifier(AuraType.ModAttackerSpellAndWeaponCritChance);
}
// scripted (increase crit chance ... against ... target by x%
var mOverrideClassScript = GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var eff in mOverrideClassScript)
{
if (!eff.IsAffectingSpell(spellProto))
continue;
switch (eff.GetMiscValue())
{
case 911: // Shatter
if (victim.HasAuraState(AuraStateType.Frozen, spellProto, this))
{
crit_chance *= 1.5f;
AuraEffect _eff = eff.GetBase().GetEffect(1);
if (_eff != null)
crit_chance += _eff.GetAmount();
}
break;
default:
break;
}
}
// Custom crit by class
switch (spellProto.SpellFamilyName)
{
case SpellFamilyNames.Rogue:
// Shiv-applied poisons can't crit
if (FindCurrentSpellBySpellId(5938) != null)
crit_chance = 0.0f;
break;
case SpellFamilyNames.Shaman:
// Lava Burst
if (spellProto.SpellFamilyFlags[1].HasAnyFlag(0x00001000u))
{
if (victim.GetAuraEffect(AuraType.PeriodicDamage, SpellFamilyNames.Shaman, new FlagArray128(0x10000000, 0, 0), GetGUID()) != null)
if (victim.GetTotalAuraModifier(AuraType.ModAttackerSpellAndWeaponCritChance) > -100)
return 100.0f;
break;
}
break;
}
// Spell crit suppression
if (victim.GetTypeId() == TypeId.Unit)
{
int levelDiff = (int)(victim.GetLevelForTarget(this) - GetLevel());
crit_chance -= levelDiff * 1.0f;
}
}
break;
}
case SpellDmgClass.Melee:
case SpellDmgClass.Ranged:
{
if (victim)
crit_chance += GetUnitCriticalChance(attackType, victim);
break;
}
default:
return 0.0f;
}
// percent done
// only players use intelligence for critical chance computations
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellProto, SpellModOp.CritChance, ref crit_chance);
// for this types the bonus was already added in GetUnitCriticalChance, do not add twice
if (spellProto.DmgClass != SpellDmgClass.Melee && spellProto.DmgClass != SpellDmgClass.Ranged)
{
crit_chance += victim.GetTotalAuraModifier(AuraType.ModCritChanceForCasterWithAbilities, aurEff => aurEff.GetCasterGUID() == GetGUID() && aurEff.IsAffectingSpell(spellProto));
crit_chance += victim.GetTotalAuraModifier(AuraType.ModCritChanceForCaster, aurEff => aurEff.GetCasterGUID() != GetGUID());
crit_chance += GetTotalAuraModifier(AuraType.ModCritChanceVersusTargetHealth, aurEff => !victim.HealthBelowPct(aurEff.GetMiscValueB()));
TempSummon tempSummon = ToTempSummon();
if (tempSummon != null)
crit_chance += victim.GetTotalAuraModifier(AuraType.ModCritChanceForCasterPet, aurEff => aurEff.GetCasterGUID() == tempSummon.GetSummonerGUID());
}
// call script handlers
if (spell)
spell.CallScriptCalcCritChanceHandlers(victim, ref crit_chance);
else
aurEff.GetBase().CallScriptEffectCalcCritChanceHandlers(aurEff, aurEff.GetBase().GetApplicationOfTarget(victim.GetGUID()), victim, ref crit_chance);
return Math.Max(crit_chance, 0.0f);
}
// Calculate spell hit result can be:
// Every spell can: Evade/Immune/Reflect/Sucesful hit
// For melee based spells:
// Miss
// Dodge
// Parry
// For spells
// Resist
public SpellMissInfo SpellHitResult(Unit victim, SpellInfo spellInfo, bool canReflect = false)
{
// All positive spells can`t miss
// @todo client not show miss log for this spells - so need find info for this in dbc and use it!
if (spellInfo.IsPositive()
&& (!IsHostileTo(victim))) // prevent from affecting enemy by "positive" spell
return SpellMissInfo.None;
if (this == victim)
return SpellMissInfo.None;
// Return evade for units in evade mode
if (victim.IsTypeId(TypeId.Unit) && victim.ToCreature().IsEvadingAttacks())
return SpellMissInfo.Evade;
// Try victim reflect spell
if (canReflect)
{
int reflectchance = victim.GetTotalAuraModifier(AuraType.ReflectSpells);
reflectchance += victim.GetTotalAuraModifierByMiscMask(AuraType.ReflectSpellsSchool, (int)spellInfo.GetSchoolMask());
if (reflectchance > 0 && RandomHelper.randChance(reflectchance))
return SpellMissInfo.Reflect;
}
if (spellInfo.HasAttribute(SpellAttr3.IgnoreHitResult))
return SpellMissInfo.None;
// Check for immune
if (victim.IsImmunedToSpell(spellInfo, this))
return SpellMissInfo.Immune;
// Damage immunity is only checked if the spell has damage effects, this immunity must not prevent aura apply
// returns SPELL_MISS_IMMUNE in that case, for other spells, the SMSG_SPELL_GO must show hit
if (spellInfo.HasOnlyDamageEffects() && victim.IsImmunedToDamage(spellInfo))
return SpellMissInfo.Immune;
switch (spellInfo.DmgClass)
{
case SpellDmgClass.Ranged:
case SpellDmgClass.Melee:
return MeleeSpellHitResult(victim, spellInfo);
case SpellDmgClass.None:
return SpellMissInfo.None;
case SpellDmgClass.Magic:
return MagicSpellHitResult(victim, spellInfo);
}
return SpellMissInfo.None;
}
// Melee based spells hit result calculations
SpellMissInfo MeleeSpellHitResult(Unit victim, SpellInfo spellInfo)
{
WeaponAttackType attType = WeaponAttackType.BaseAttack;
// Check damage class instead of attack type to correctly handle judgements
// - they are meele, but can't be dodged/parried/deflected because of ranged dmg class
if (spellInfo.DmgClass == SpellDmgClass.Ranged)
attType = WeaponAttackType.RangedAttack;
int roll = RandomHelper.IRand(0, 9999);
int missChance = (int)(MeleeSpellMissChance(victim, attType, spellInfo) * 100.0f);
// Roll miss
int tmp = missChance;
if (roll < tmp)
return SpellMissInfo.Miss;
// Chance resist mechanic
int resist_chance = victim.GetMechanicResistChance(spellInfo) * 100;
tmp += resist_chance;
if (roll < tmp)
return SpellMissInfo.Resist;
// Same spells cannot be parried/dodged
if (spellInfo.HasAttribute(SpellAttr0.ImpossibleDodgeParryBlock))
return SpellMissInfo.None;
bool canDodge = true;
bool canParry = true;
bool canBlock = spellInfo.HasAttribute(SpellAttr3.BlockableSpell);
// if victim is casting or cc'd it can't avoid attacks
if (victim.IsNonMeleeSpellCast(false) || victim.HasUnitState(UnitState.Controlled))
{
canDodge = false;
canParry = false;
canBlock = false;
}
// Ranged attacks can only miss, resist and deflect
if (attType == WeaponAttackType.RangedAttack)
{
canParry = false;
canDodge = false;
// only if in front
if (!victim.HasUnitState(UnitState.Controlled) && (victim.HasInArc(MathFunctions.PI, this) || victim.HasAuraType(AuraType.IgnoreHitDirection)))
{
int deflect_chance = victim.GetTotalAuraModifier(AuraType.DeflectSpells) * 100;
tmp += deflect_chance;
if (roll < tmp)
return SpellMissInfo.Deflect;
}
return SpellMissInfo.None;
}
// Check for attack from behind
if (!victim.HasInArc(MathFunctions.PI, this))
{
if (!victim.HasAuraType(AuraType.IgnoreHitDirection))
{
// Can`t dodge from behind in PvP (but its possible in PvE)
if (victim.IsTypeId(TypeId.Player))
canDodge = false;
// Can`t parry or block
canParry = false;
canBlock = false;
}
else // Only deterrence as of 3.3.5
{
if (spellInfo.HasAttribute(SpellCustomAttributes.ReqCasterBehindTarget))
canParry = false;
}
}
// Ignore combat result aura
var ignore = GetAuraEffectsByType(AuraType.IgnoreCombatResult);
foreach (var aurEff in ignore)
{
if (!aurEff.IsAffectingSpell(spellInfo))
continue;
switch ((MeleeHitOutcome)aurEff.GetMiscValue())
{
case MeleeHitOutcome.Dodge:
canDodge = false;
break;
case MeleeHitOutcome.Block:
canBlock = false;
break;
case MeleeHitOutcome.Parry:
canParry = false;
break;
default:
Log.outDebug(LogFilter.Unit, "Spell {0} SPELL_AURA_IGNORE_COMBAT_RESULT has unhandled state {1}", aurEff.GetId(), aurEff.GetMiscValue());
break;
}
}
if (canDodge)
{
// Roll dodge
int dodgeChance = (int)(GetUnitDodgeChance(attType, victim) * 100.0f);
if (dodgeChance < 0)
dodgeChance = 0;
if (roll < (tmp += dodgeChance))
return SpellMissInfo.Dodge;
}
if (canParry)
{
// Roll parry
int parryChance = (int)(GetUnitParryChance(attType, victim) * 100.0f);
if (parryChance < 0)
parryChance = 0;
tmp += parryChance;
if (roll < tmp)
return SpellMissInfo.Parry;
}
if (canBlock)
{
int blockChance = (int)(GetUnitBlockChance(attType, victim) * 100.0f);
if (blockChance < 0)
blockChance = 0;
tmp += blockChance;
if (roll < tmp)
return SpellMissInfo.Block;
}
return SpellMissInfo.None;
}
SpellMissInfo MagicSpellHitResult(Unit victim, SpellInfo spell)
{
// Can`t miss on dead target (on skinning for example)
if (!victim.IsAlive() && !victim.IsTypeId(TypeId.Player))
return SpellMissInfo.None;
SpellSchoolMask schoolMask = spell.GetSchoolMask();
// PvP - PvE spell misschances per leveldif > 2
int lchance = victim.IsTypeId(TypeId.Player) ? 7 : 11;
int thisLevel = (int)GetLevelForTarget(victim);
if (IsTypeId(TypeId.Unit) && ToCreature().IsTrigger())
thisLevel = (int)Math.Max(thisLevel, spell.SpellLevel);
int leveldif = (int)(victim.GetLevelForTarget(this)) - thisLevel;
int levelBasedHitDiff = leveldif;
// Base hit chance from attacker and victim levels
int modHitChance;
if (levelBasedHitDiff >= 0)
{
if (!victim.IsTypeId(TypeId.Player))
{
modHitChance = 94 - 3 * Math.Min(levelBasedHitDiff, 3);
levelBasedHitDiff -= 3;
}
else
{
modHitChance = 96 - Math.Min(levelBasedHitDiff, 2);
levelBasedHitDiff -= 2;
}
if (levelBasedHitDiff > 0)
modHitChance -= lchance * Math.Min(levelBasedHitDiff, 7);
}
else
modHitChance = 97 - levelBasedHitDiff;
// Spellmod from SpellModOp.HitChance
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spell, SpellModOp.HitChance, ref modHitChance);
// Spells with SPELL_ATTR3_IGNORE_HIT_RESULT will ignore target's avoidance effects
if (!spell.HasAttribute(SpellAttr3.IgnoreHitResult))
{
// Chance hit from victim SPELL_AURA_MOD_ATTACKER_SPELL_HIT_CHANCE auras
modHitChance += victim.GetTotalAuraModifierByMiscMask(AuraType.ModAttackerSpellHitChance, (int)schoolMask);
}
int HitChance = modHitChance * 100;
// Increase hit chance from attacker SPELL_AURA_MOD_SPELL_HIT_CHANCE and attacker ratings
HitChance += (int)(modHitChance * 100.0f);
MathFunctions.RoundToInterval(ref HitChance, 0, 10000);
int tmp = 10000 - HitChance;
int rand = RandomHelper.IRand(0, 9999);
if (tmp > 0 && rand < tmp)
return SpellMissInfo.Miss;
// Spells with SPELL_ATTR3_IGNORE_HIT_RESULT will additionally fully ignore
// resist and deflect chances
if (spell.HasAttribute(SpellAttr3.IgnoreHitResult))
return SpellMissInfo.None;
// Chance resist mechanic (select max value from every mechanic spell effect)
int resist_chance = victim.GetMechanicResistChance(spell) * 100;
// Roll chance
if (resist_chance > 0 && rand < (tmp += resist_chance))
return SpellMissInfo.Resist;
// cast by caster in front of victim
if (!victim.HasUnitState(UnitState.Controlled) && (victim.HasInArc(MathFunctions.PI, this) || victim.HasAuraType(AuraType.IgnoreHitDirection)))
{
int deflect_chance = victim.GetTotalAuraModifier(AuraType.DeflectSpells) * 100;
if (deflect_chance > 0 && rand < (tmp += deflect_chance))
return SpellMissInfo.Deflect;
}
return SpellMissInfo.None;
}
public void CastSpell(SpellCastTargets targets, uint spellId, CastSpellExtraArgs args)
{
if (args == null)
args = new CastSpellExtraArgs();
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spellId, args.CastDifficulty != Difficulty.None ? args.CastDifficulty : GetMap().GetDifficultyID());
if (spellInfo == null)
{
Log.outError(LogFilter.Unit, $"CastSpell: unknown spell {spellId} by caster: {GetGUID()}");
return;
}
Spell spell = new(this, spellInfo, args.TriggerFlags, args.OriginalCaster);
foreach (var pair in args.SpellValueOverrides)
spell.SetSpellValue(pair.Key, pair.Value);
spell.m_CastItem = args.CastItem;
spell.Prepare(targets, args.TriggeringAura);
}
public void CastSpell(WorldObject target, uint spellId, bool triggered)
{
CastSpell(target, spellId, new CastSpellExtraArgs(triggered));
}
public void CastSpell(WorldObject target, uint spellId, CastSpellExtraArgs args = null)
{
SpellCastTargets targets = new();
if (target)
{
Unit unitTarget = target.ToUnit();
GameObject goTarget = target.ToGameObject();
if (unitTarget != null)
targets.SetUnitTarget(unitTarget);
else if (goTarget != null)
targets.SetGOTarget(goTarget);
else
{
Log.outError(LogFilter.Unit, $"CastSpell: Invalid target {target.GetGUID()} passed to spell cast by {GetGUID()}");
return;
}
}
CastSpell(targets, spellId, args);
}
public void CastSpell(Position dest, uint spellId, CastSpellExtraArgs args = null)
{
SpellCastTargets targets = new();
targets.SetDst(dest);
CastSpell(targets, spellId, args);
}
public void FinishSpell(CurrentSpellTypes spellType, bool ok = true)
{
Spell spell = GetCurrentSpell(spellType);
if (spell == null)
return;
if (spellType == CurrentSpellTypes.Channeled)
spell.SendChannelUpdate(0);
spell.Finish(ok);
}
uint GetCastingTimeForBonus(SpellInfo spellProto, DamageEffectType damagetype, uint CastingTime)
{
// Not apply this to creature casted spells with casttime == 0
if (CastingTime == 0 && IsTypeId(TypeId.Unit) && !IsPet())
return 3500;
if (CastingTime > 7000) CastingTime = 7000;
if (CastingTime < 1500) CastingTime = 1500;
if (damagetype == DamageEffectType.DOT && !spellProto.IsChanneled())
CastingTime = 3500;
int overTime = 0;
byte effects = 0;
bool DirectDamage = false;
bool AreaEffect = false;
foreach (SpellEffectInfo effect in spellProto.GetEffects())
{
if (effect == null)
continue;
switch (effect.Effect)
{
case SpellEffectName.SchoolDamage:
case SpellEffectName.PowerDrain:
case SpellEffectName.HealthLeech:
case SpellEffectName.EnvironmentalDamage:
case SpellEffectName.PowerBurn:
case SpellEffectName.Heal:
DirectDamage = true;
break;
case SpellEffectName.ApplyAura:
switch (effect.ApplyAuraName)
{
case AuraType.PeriodicDamage:
case AuraType.PeriodicHeal:
case AuraType.PeriodicLeech:
if (spellProto.GetDuration() != 0)
overTime = spellProto.GetDuration();
break;
default:
// -5% per additional effect
++effects;
break;
}
break;
default:
break;
}
if (effect.IsTargetingArea())
AreaEffect = true;
}
// Combined Spells with Both Over Time and Direct Damage
if (overTime > 0 && CastingTime > 0 && DirectDamage)
{
// mainly for DoTs which are 3500 here otherwise
int OriginalCastTime = spellProto.CalcCastTime();
if (OriginalCastTime > 7000)
OriginalCastTime = 7000;
if (OriginalCastTime < 1500)
OriginalCastTime = 1500;
// Portion to Over Time
float PtOT = (overTime / 15000.0f) / ((overTime / 15000.0f) + (OriginalCastTime / 3500.0f));
if (damagetype == DamageEffectType.DOT)
CastingTime = (uint)(CastingTime * PtOT);
else if (PtOT < 1.0f)
CastingTime = (uint)(CastingTime * (1 - PtOT));
else
CastingTime = 0;
}
// Area Effect Spells receive only half of bonus
if (AreaEffect)
CastingTime /= 2;
// 50% for damage and healing spells for leech spells from damage bonus and 0% from healing
foreach (SpellEffectInfo effect in spellProto.GetEffects())
{
if (effect != null && (effect.Effect == SpellEffectName.HealthLeech ||
(effect.Effect == SpellEffectName.ApplyAura && effect.ApplyAuraName == AuraType.PeriodicLeech)))
{
CastingTime /= 2;
break;
}
}
// -5% of total per any additional effect
for (byte i = 0; i < effects; ++i)
CastingTime *= (uint)0.95f;
return CastingTime;
}
public virtual SpellInfo GetCastSpellInfo(SpellInfo spellInfo)
{
SpellInfo findMatchingAuraEffectIn(AuraType type)
{
foreach (AuraEffect auraEffect in GetAuraEffectsByType(type))
{
bool matches = auraEffect.GetMiscValue() != 0 ? auraEffect.GetMiscValue() == spellInfo.Id : auraEffect.IsAffectingSpell(spellInfo);
if (matches)
{
SpellInfo info = Global.SpellMgr.GetSpellInfo((uint)auraEffect.GetAmount(), GetMap().GetDifficultyID());
if (info != null)
return info;
}
}
return null;
}
SpellInfo newInfo = findMatchingAuraEffectIn(AuraType.OverrideActionbarSpells);
if (newInfo != null)
return newInfo;
newInfo = findMatchingAuraEffectIn(AuraType.OverrideActionbarSpellsTriggered);
if (newInfo != null)
return newInfo;
return spellInfo;
}
public uint GetCastSpellXSpellVisualId(SpellInfo spellInfo)
{
var visualOverrides = GetAuraEffectsByType(AuraType.OverrideSpellVisual);
foreach (AuraEffect effect in visualOverrides)
{
if (effect.GetMiscValue() == spellInfo.Id)
{
SpellInfo visualSpell = Global.SpellMgr.GetSpellInfo((uint)effect.GetMiscValueB(), GetMap().GetDifficultyID());
if (visualSpell != null)
{
spellInfo = visualSpell;
break;
}
}
}
return spellInfo.GetSpellXSpellVisualId(this);
}
public SpellHistory GetSpellHistory() { return _spellHistory; }
public static ProcFlagsHit CreateProcHitMask(SpellNonMeleeDamage damageInfo, SpellMissInfo missCondition)
{
ProcFlagsHit hitMask = ProcFlagsHit.None;
// Check victim state
if (missCondition != SpellMissInfo.None)
{
switch (missCondition)
{
case SpellMissInfo.Miss:
hitMask |= ProcFlagsHit.Miss;
break;
case SpellMissInfo.Dodge:
hitMask |= ProcFlagsHit.Dodge;
break;
case SpellMissInfo.Parry:
hitMask |= ProcFlagsHit.Parry;
break;
case SpellMissInfo.Block:
// spells can't be partially blocked (it's damage can though)
hitMask |= ProcFlagsHit.Block | ProcFlagsHit.FullBlock;
break;
case SpellMissInfo.Evade:
hitMask |= ProcFlagsHit.Evade;
break;
case SpellMissInfo.Immune:
case SpellMissInfo.Immune2:
hitMask |= ProcFlagsHit.Immune;
break;
case SpellMissInfo.Deflect:
hitMask |= ProcFlagsHit.Deflect;
break;
case SpellMissInfo.Absorb:
hitMask |= ProcFlagsHit.Absorb;
break;
case SpellMissInfo.Reflect:
hitMask |= ProcFlagsHit.Reflect;
break;
case SpellMissInfo.Resist:
hitMask |= ProcFlagsHit.FullResist;
break;
default:
break;
}
}
else
{
// On block
if (damageInfo.blocked != 0)
{
hitMask |= ProcFlagsHit.Block;
if (damageInfo.fullBlock)
hitMask |= ProcFlagsHit.FullBlock;
}
// On absorb
if (damageInfo.absorb != 0)
hitMask |= ProcFlagsHit.Absorb;
// Don't set hit/crit hitMask if damage is nullified
bool damageNullified = damageInfo.HitInfo.HasAnyFlag(HitInfo.FullAbsorb | HitInfo.FullResist) || hitMask.HasAnyFlag(ProcFlagsHit.FullBlock);
if (!damageNullified)
{
// On crit
if (damageInfo.HitInfo.HasAnyFlag(HitInfo.CriticalHit))
hitMask |= ProcFlagsHit.Critical;
else
hitMask |= ProcFlagsHit.Normal;
}
else if (damageInfo.HitInfo.HasAnyFlag(HitInfo.FullResist))
hitMask |= ProcFlagsHit.FullResist;
}
return hitMask;
}
public void SetAuraStack(uint spellId, Unit target, uint stack)
{
Aura aura = target.GetAura(spellId, GetGUID());
if (aura == null)
aura = AddAura(spellId, target);
if (aura != null && stack != 0)
aura.SetStackAmount((byte)stack);
}
public Spell FindCurrentSpellBySpellId(uint spell_id)
{
foreach (var spell in m_currentSpells.Values)
{
if (spell == null)
continue;
if (spell.m_spellInfo.Id == spell_id)
return spell;
}
return null;
}
public int GetCurrentSpellCastTime(uint spell_id)
{
Spell spell = FindCurrentSpellBySpellId(spell_id);
if (spell != null)
return spell.GetCastTime();
return 0;
}
public virtual bool IsFocusing(Spell focusSpell = null, bool withDelay = false) { return false; }
/// <summary>
/// Check if our current channel spell has attribute SPELL_ATTR5_CAN_CHANNEL_WHEN_MOVING
/// </summary>
public virtual bool IsMovementPreventedByCasting()
{
// can always move when not casting
if (!HasUnitState(UnitState.Casting))
return false;
// channeled spells during channel stage (after the initial cast timer) allow movement with a specific spell attribute
Spell spell = m_currentSpells.LookupByKey(CurrentSpellTypes.Channeled);
if (spell)
if (spell.GetState() != SpellState.Finished && spell.IsChannelActive())
if (spell.GetSpellInfo().IsMoveAllowedChannel())
return false;
// prohibit movement for all other spell casts
return true;
}
public bool HasAuraTypeWithFamilyFlags(AuraType auraType, uint familyName, FlagArray128 familyFlags)
{
foreach (AuraEffect aura in GetAuraEffectsByType(auraType))
if (aura.GetSpellInfo().SpellFamilyName == (SpellFamilyNames)familyName && aura.GetSpellInfo().SpellFamilyFlags & familyFlags)
return true;
return false;
}
bool HasBreakableByDamageAuraType(AuraType type, uint excludeAura)
{
var auras = GetAuraEffectsByType(type);
foreach (var eff in auras)
if ((excludeAura == 0 || excludeAura != eff.GetSpellInfo().Id) && //Avoid self interrupt of channeled Crowd Control spells like Seduction
eff.GetSpellInfo().HasAuraInterruptFlag(SpellAuraInterruptFlags.Damage))
return true;
return false;
}
public bool HasBreakableByDamageCrowdControlAura(Unit excludeCasterChannel = null)
{
uint excludeAura = 0;
Spell currentChanneledSpell = excludeCasterChannel?.GetCurrentSpell(CurrentSpellTypes.Channeled);
if (currentChanneledSpell != null)
excludeAura = currentChanneledSpell.GetSpellInfo().Id; //Avoid self interrupt of channeled Crowd Control spells like Seduction
return (HasBreakableByDamageAuraType(AuraType.ModConfuse, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModFear, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModStun, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModRoot, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModRoot2, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.Transform, excludeAura));
}
public uint GetDiseasesByCaster(ObjectGuid casterGUID, bool remove = false)
{
AuraType[] diseaseAuraTypes =
{
AuraType.PeriodicDamage, // Frost Fever and Blood Plague
AuraType.Linked, // Crypt Fever and Ebon Plague
AuraType.None
};
uint diseases = 0;
foreach (var aura in diseaseAuraTypes)
{
if (aura == AuraType.None)
break;
for (var i = 0; i < m_modAuras[aura].Count;)
{
var eff = m_modAuras[aura][i];
// Get auras with disease dispel type by caster
if (eff.GetSpellInfo().Dispel == DispelType.Disease
&& eff.GetCasterGUID() == casterGUID)
{
++diseases;
if (remove)
{
RemoveAura(eff.GetId(), eff.GetCasterGUID());
i = 0;
continue;
}
}
i++;
}
}
return diseases;
}
uint GetDoTsByCaster(ObjectGuid casterGUID)
{
AuraType[] diseaseAuraTypes =
{
AuraType.PeriodicDamage,
AuraType.PeriodicDamagePercent,
AuraType.None
};
uint dots = 0;
foreach (var aura in diseaseAuraTypes)
{
if (aura == AuraType.None)
break;
var auras = GetAuraEffectsByType(aura);
foreach (var eff in auras)
{
// Get auras by caster
if (eff.GetCasterGUID() == casterGUID)
++dots;
}
}
return dots;
}
public void SendEnergizeSpellLog(Unit victim, uint spellId, int amount, int overEnergize, PowerType powerType)
{
SpellEnergizeLog data = new();
data.CasterGUID = GetGUID();
data.TargetGUID = victim.GetGUID();
data.SpellID = spellId;
data.Type = powerType;
data.Amount = amount;
data.OverEnergize = overEnergize;
data.LogData.Initialize(victim);
SendCombatLogMessage(data);
}
public void EnergizeBySpell(Unit victim, SpellInfo spellInfo, int damage, PowerType powerType)
{
int gain = victim.ModifyPower(powerType, damage, false);
int overEnergize = damage - gain;
victim.GetThreatManager().ForwardThreatForAssistingMe(this, damage / 2, spellInfo, true);
SendEnergizeSpellLog(victim, spellInfo.Id, gain, overEnergize, powerType);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, SpellSchoolMask type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, AuraType type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, SpellEffectName type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, uint type, bool apply)
{
if (apply)
{
m_spellImmune[(int)op].Add(type, spellId);
}
else
{
var bounds = m_spellImmune[(int)op].LookupByKey(type);
foreach (var spell in bounds)
{
if (spell == spellId)
{
m_spellImmune[(int)op].Remove(type, spell);
break;
}
}
}
}
public virtual bool IsImmunedToSpell(SpellInfo spellInfo, Unit caster)
{
if (spellInfo == null)
return false;
// Single spell immunity.
var idList = m_spellImmune[(int)SpellImmunity.Id];
if (idList.ContainsKey(spellInfo.Id))
return true;
if (spellInfo.HasAttribute(SpellAttr0.UnaffectedByInvulnerability))
return false;
uint dispel = (uint)spellInfo.Dispel;
if (dispel != 0)
{
var dispelList = m_spellImmune[(int)SpellImmunity.Dispel];
if (dispelList.ContainsKey(dispel))
return true;
}
// Spells that don't have effectMechanics.
uint mechanic = (uint)spellInfo.Mechanic;
if (mechanic != 0)
{
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
if (mechanicList.ContainsKey(mechanic))
return true;
}
bool immuneToAllEffects = true;
foreach (SpellEffectInfo effect in spellInfo.GetEffects())
{
// State/effect immunities applied by aura expect full spell immunity
// Ignore effects with mechanic, they are supposed to be checked separately
if (effect == null || !effect.IsEffect())
continue;
if (!IsImmunedToSpellEffect(spellInfo, effect.EffectIndex, caster))
{
immuneToAllEffects = false;
break;
}
}
if (immuneToAllEffects) //Return immune only if the target is immune to all spell effects.
return true;
uint schoolMask = (uint)spellInfo.GetSchoolMask();
if (schoolMask != 0)
{
uint schoolImmunityMask = 0;
var schoolList = m_spellImmune[(int)SpellImmunity.School];
foreach (var pair in schoolList)
{
if ((pair.Key & schoolMask) == 0)
continue;
SpellInfo immuneSpellInfo = Global.SpellMgr.GetSpellInfo(pair.Value, GetMap().GetDifficultyID());
if (!(immuneSpellInfo != null && immuneSpellInfo.IsPositive() && spellInfo.IsPositive() && caster && IsFriendlyTo(caster)))
if (!spellInfo.CanPierceImmuneAura(immuneSpellInfo))
schoolImmunityMask |= pair.Key;
}
if ((schoolImmunityMask & schoolMask) == schoolMask)
return true;
}
return false;
}
public uint GetSchoolImmunityMask()
{
uint mask = 0;
var schoolList = m_spellImmune[(int)SpellImmunity.School];
foreach (var pair in schoolList)
mask |= pair.Key;
return mask;
}
public uint GetDamageImmunityMask()
{
uint mask = 0;
var damageList = m_spellImmune[(int)SpellImmunity.Damage];
foreach (var pair in damageList)
mask |= pair.Key;
return mask;
}
public uint GetMechanicImmunityMask()
{
uint mask = 0;
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
foreach (var pair in mechanicList)
mask |= (1u << (int)pair.Value);
return mask;
}
public virtual bool IsImmunedToSpellEffect(SpellInfo spellInfo, uint index, Unit caster)
{
if (spellInfo == null)
return false;
SpellEffectInfo effect = spellInfo.GetEffect(index);
if (effect == null || !effect.IsEffect())
return false;
// If m_immuneToEffect type contain this effect type, IMMUNE effect.
uint eff = (uint)effect.Effect;
var effectList = m_spellImmune[(int)SpellImmunity.Effect];
if (effectList.ContainsKey(eff))
return true;
uint mechanic = (uint)effect.Mechanic;
if (mechanic != 0)
{
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
if (mechanicList.ContainsKey(mechanic))
return true;
}
if (!spellInfo.HasAttribute(SpellAttr3.IgnoreHitResult))
{
uint aura = (uint)effect.ApplyAuraName;
if (aura != 0)
{
var list = m_spellImmune[(int)SpellImmunity.State];
if (list.ContainsKey(aura))
return true;
if (!spellInfo.HasAttribute(SpellAttr2.UnaffectedByAuraSchoolImmune))
{
// Check for immune to application of harmful magical effects
var immuneAuraApply = GetAuraEffectsByType(AuraType.ModImmuneAuraApplySchool);
foreach (var auraEffect in immuneAuraApply)
if (Convert.ToBoolean(auraEffect.GetMiscValue() & (int)spellInfo.GetSchoolMask()) && // Check school
((caster && !IsFriendlyTo(caster)) || !spellInfo.IsPositiveEffect(index))) // Harmful
return true;
}
}
}
return false;
}
public bool IsImmunedToDamage(SpellSchoolMask schoolMask)
{
if (schoolMask == SpellSchoolMask.None)
return false;
// If m_immuneToSchool type contain this school type, IMMUNE damage.
uint schoolImmunityMask = GetSchoolImmunityMask();
if (((SpellSchoolMask)schoolImmunityMask & schoolMask) == schoolMask) // We need to be immune to all types
return true;
// If m_immuneToDamage type contain magic, IMMUNE damage.
uint damageImmunityMask = GetDamageImmunityMask();
if (((SpellSchoolMask)damageImmunityMask & schoolMask) == schoolMask) // We need to be immune to all types
return true;
return false;
}
public bool IsImmunedToDamage(SpellInfo spellInfo)
{
if (spellInfo == null)
return false;
// for example 40175
if (spellInfo.HasAttribute(SpellAttr0.UnaffectedByInvulnerability) && spellInfo.HasAttribute(SpellAttr3.IgnoreHitResult))
return false;
if (spellInfo.HasAttribute(SpellAttr1.UnaffectedBySchoolImmune) || spellInfo.HasAttribute(SpellAttr2.UnaffectedByAuraSchoolImmune))
return false;
uint schoolMask = (uint)spellInfo.GetSchoolMask();
if (schoolMask != 0)
{
// If m_immuneToSchool type contain this school type, IMMUNE damage.
uint schoolImmunityMask = 0;
var schoolList = m_spellImmune[(int)SpellImmunity.School];
foreach (var pair in schoolList)
if (Convert.ToBoolean(pair.Key & schoolMask) && !spellInfo.CanPierceImmuneAura(Global.SpellMgr.GetSpellInfo(pair.Value, GetMap().GetDifficultyID())))
schoolImmunityMask |= pair.Key;
// // We need to be immune to all types
if ((schoolImmunityMask & schoolMask) == schoolMask)
return true;
// If m_immuneToDamage type contain magic, IMMUNE damage.
uint damageImmunityMask = GetDamageImmunityMask();
if ((damageImmunityMask & schoolMask) == schoolMask) // We need to be immune to all types
return true;
}
return false;
}
public void ProcSkillsAndAuras(Unit actionTarget, ProcFlags typeMaskActor, ProcFlags typeMaskActionTarget, ProcFlagsSpellType spellTypeMask, ProcFlagsSpellPhase spellPhaseMask, ProcFlagsHit hitMask, Spell spell, DamageInfo damageInfo, HealInfo healInfo)
{
WeaponAttackType attType = damageInfo != null ? damageInfo.GetAttackType() : WeaponAttackType.BaseAttack;
if (typeMaskActor != 0)
ProcSkillsAndReactives(false, actionTarget, typeMaskActor, hitMask, attType);
if (typeMaskActionTarget != 0 && actionTarget)
actionTarget.ProcSkillsAndReactives(true, this, typeMaskActionTarget, hitMask, attType);
TriggerAurasProcOnEvent(null, null, actionTarget, typeMaskActor, typeMaskActionTarget, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
}
void ProcSkillsAndReactives(bool isVictim, Unit procTarget, ProcFlags typeMask, ProcFlagsHit hitMask, WeaponAttackType attType)
{
// Player is loaded now - do not allow passive spell casts to proc
if (IsPlayer() && ToPlayer().GetSession().PlayerLoading())
return;
// For melee/ranged based attack need update skills and set some Aura states if victim present
if (typeMask.HasAnyFlag(ProcFlags.MeleeBasedTriggerMask) && procTarget)
{
// If exist crit/parry/dodge/block need update aura state (for victim and attacker)
if (hitMask.HasAnyFlag(ProcFlagsHit.Critical | ProcFlagsHit.Parry | ProcFlagsHit.Dodge | ProcFlagsHit.Block))
{
// for victim
if (isVictim)
{
// if victim and dodge attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Dodge))
{
// Update AURA_STATE on dodge
if (GetClass() != Class.Rogue) // skip Rogue Riposte
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
}
// if victim and parry attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Parry))
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
// if and victim block attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Block))
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
}
}
}
}
void GetProcAurasTriggeredOnEvent(List<Tuple<uint, AuraApplication>> aurasTriggeringProc, List<AuraApplication> procAuras, ProcEventInfo eventInfo)
{
DateTime now = GameTime.GetGameTimeSteadyPoint();
// use provided list of auras which can proc
if (procAuras != null)
{
foreach (AuraApplication aurApp in procAuras)
{
Cypher.Assert(aurApp.GetTarget() == this);
uint procEffectMask = aurApp.GetBase().GetProcEffectMask(aurApp, eventInfo, now);
if (procEffectMask != 0)
{
aurApp.GetBase().PrepareProcToTrigger(aurApp, eventInfo, now);
aurasTriggeringProc.Add(Tuple.Create(procEffectMask, aurApp));
}
}
}
// or generate one on our own
else
{
foreach (var pair in GetAppliedAuras())
{
uint procEffectMask = pair.Value.GetBase().GetProcEffectMask(pair.Value, eventInfo, now);
if (procEffectMask != 0)
{
pair.Value.GetBase().PrepareProcToTrigger(pair.Value, eventInfo, now);
aurasTriggeringProc.Add(Tuple.Create(procEffectMask, pair.Value));
}
}
}
}
void TriggerAurasProcOnEvent(CalcDamageInfo damageInfo)
{
DamageInfo dmgInfo = new(damageInfo);
TriggerAurasProcOnEvent(null, null, damageInfo.target, damageInfo.procAttacker, damageInfo.procVictim, ProcFlagsSpellType.None, ProcFlagsSpellPhase.None, dmgInfo.GetHitMask(), null, dmgInfo, null);
}
void TriggerAurasProcOnEvent(List<AuraApplication> myProcAuras, List<AuraApplication> targetProcAuras, Unit actionTarget, ProcFlags typeMaskActor, ProcFlags typeMaskActionTarget, ProcFlagsSpellType spellTypeMask, ProcFlagsSpellPhase spellPhaseMask, ProcFlagsHit hitMask, Spell spell, DamageInfo damageInfo, HealInfo healInfo)
{
// prepare data for self trigger
ProcEventInfo myProcEventInfo = new(this, actionTarget, actionTarget, typeMaskActor, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
List<Tuple<uint, AuraApplication>> myAurasTriggeringProc = new();
if (typeMaskActor != 0)
{
GetProcAurasTriggeredOnEvent(myAurasTriggeringProc, myProcAuras, myProcEventInfo);
// needed for example for Cobra Strikes, pet does the attack, but aura is on owner
Player modOwner = GetSpellModOwner();
if (modOwner)
{
if (modOwner != this && spell)
{
List<AuraApplication> modAuras = new();
foreach (var itr in modOwner.GetAppliedAuras())
{
if (spell.m_appliedMods.Contains(itr.Value.GetBase()))
modAuras.Add(itr.Value);
}
modOwner.GetProcAurasTriggeredOnEvent(myAurasTriggeringProc, modAuras, myProcEventInfo);
}
}
}
// prepare data for target trigger
ProcEventInfo targetProcEventInfo = new(this, actionTarget, this, typeMaskActionTarget, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
List<Tuple<uint, AuraApplication>> targetAurasTriggeringProc = new();
if (typeMaskActionTarget != 0 && actionTarget)
actionTarget.GetProcAurasTriggeredOnEvent(targetAurasTriggeringProc, targetProcAuras, targetProcEventInfo);
TriggerAurasProcOnEvent(myProcEventInfo, myAurasTriggeringProc);
if (typeMaskActionTarget != 0 && actionTarget)
actionTarget.TriggerAurasProcOnEvent(targetProcEventInfo, targetAurasTriggeringProc);
}
void TriggerAurasProcOnEvent(ProcEventInfo eventInfo, List<Tuple<uint, AuraApplication>> aurasTriggeringProc)
{
Spell triggeringSpell = eventInfo.GetProcSpell();
bool disableProcs = triggeringSpell && triggeringSpell.IsProcDisabled();
if (disableProcs)
SetCantProc(true);
foreach (var aurAppProc in aurasTriggeringProc)
{
AuraApplication aurApp = aurAppProc.Item2;
uint procEffectMask = aurAppProc.Item1;
if (aurApp.GetRemoveMode() != 0)
continue;
SpellInfo spellInfo = aurApp.GetBase().GetSpellInfo();
if (spellInfo.HasAttribute(SpellAttr3.DisableProc))
SetCantProc(true);
aurApp.GetBase().TriggerProcOnEvent(procEffectMask, aurApp, eventInfo);
if (spellInfo.HasAttribute(SpellAttr3.DisableProc))
SetCantProc(false);
}
if (disableProcs)
SetCantProc(false);
}
void SetCantProc(bool apply)
{
if (apply)
++m_procDeep;
else
{
Cypher.Assert(m_procDeep != 0);
--m_procDeep;
}
}
public void CastStop(uint except_spellid = 0)
{
for (var i = CurrentSpellTypes.Generic; i < CurrentSpellTypes.Max; i++)
if (GetCurrentSpell(i) != null && GetCurrentSpell(i).m_spellInfo.Id != except_spellid)
InterruptSpell(i, false);
}
public void ModSpellCastTime(SpellInfo spellInfo, ref int castTime, Spell spell = null)
{
if (spellInfo == null || castTime < 0)
return;
// called from caster
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellInfo, SpellModOp.ChangeCastTime, ref castTime, spell);
if (!(spellInfo.HasAttribute(SpellAttr0.Ability | SpellAttr0.Tradespell) || spellInfo.HasAttribute(SpellAttr3.NoDoneBonus))
&& (IsTypeId(TypeId.Player) && spellInfo.SpellFamilyName != 0) || IsTypeId(TypeId.Unit))
castTime = CanInstantCast() ? 0 : (int)(castTime * m_unitData.ModCastingSpeed);
else if (spellInfo.HasAttribute(SpellAttr0.ReqAmmo) && !spellInfo.HasAttribute(SpellAttr2.AutorepeatFlag))
castTime = (int)(castTime * m_modAttackSpeedPct[(int)WeaponAttackType.RangedAttack]);
else if (Global.SpellMgr.IsPartOfSkillLine(SkillType.Cooking, spellInfo.Id) && HasAura(67556)) // cooking with Chef Hat.
castTime = 500;
}
public void ModSpellDurationTime(SpellInfo spellInfo, ref int duration, Spell spell = null)
{
if (spellInfo == null || duration < 0)
return;
if (spellInfo.IsChanneled() && !spellInfo.HasAttribute(SpellAttr5.HasteAffectDuration))
return;
// called from caster
Player modOwner = GetSpellModOwner();
if (modOwner)
modOwner.ApplySpellMod(spellInfo, SpellModOp.ChangeCastTime, ref duration, spell);
if (!(spellInfo.HasAttribute(SpellAttr0.Ability) || spellInfo.HasAttribute(SpellAttr0.Tradespell) || spellInfo.HasAttribute(SpellAttr3.NoDoneBonus)) &&
(IsTypeId(TypeId.Player) && spellInfo.SpellFamilyName != 0) || IsTypeId(TypeId.Unit))
duration = (int)(duration * m_unitData.ModCastingSpeed);
else if (spellInfo.HasAttribute(SpellAttr0.ReqAmmo) && !spellInfo.HasAttribute(SpellAttr2.AutorepeatFlag))
duration = (int)(duration * m_modAttackSpeedPct[(int)WeaponAttackType.RangedAttack]);
}
public float ApplyEffectModifiers(SpellInfo spellProto, uint effect_index, float value)
{
Player modOwner = GetSpellModOwner();
if (modOwner != null)
{
modOwner.ApplySpellMod(spellProto, SpellModOp.Points, ref value);
switch (effect_index)
{
case 0:
modOwner.ApplySpellMod(spellProto, SpellModOp.PointsIndex0, ref value);
break;
case 1:
modOwner.ApplySpellMod(spellProto, SpellModOp.PointsIndex1, ref value);
break;
case 2:
modOwner.ApplySpellMod(spellProto, SpellModOp.PointsIndex2, ref value);
break;
case 3:
modOwner.ApplySpellMod(spellProto, SpellModOp.PointsIndex3, ref value);
break;
case 4:
modOwner.ApplySpellMod(spellProto, SpellModOp.PointsIndex4, ref value);
break;
}
}
return value;
}
public ushort GetMaxSkillValueForLevel(Unit target = null)
{
return (ushort)(target != null ? GetLevelForTarget(target) : GetLevel() * 5);
}
public Player GetSpellModOwner()
{
if (IsTypeId(TypeId.Player))
return ToPlayer();
if (HasUnitTypeMask(UnitTypeMask.Pet | UnitTypeMask.Totem | UnitTypeMask.Guardian))
{
Unit owner = GetOwner();
if (owner != null && owner.IsTypeId(TypeId.Player))
return owner.ToPlayer();
}
return null;
}
public Spell GetCurrentSpell(CurrentSpellTypes spellType)
{
return m_currentSpells.LookupByKey(spellType);
}
public void SetCurrentCastSpell(Spell pSpell)
{
Cypher.Assert(pSpell != null); // NULL may be never passed here, use InterruptSpell or InterruptNonMeleeSpells
CurrentSpellTypes CSpellType = pSpell.GetCurrentContainer();
if (pSpell == GetCurrentSpell(CSpellType)) // avoid breaking self
return;
// break same type spell if it is not delayed
InterruptSpell(CSpellType, false);
// special breakage effects:
switch (CSpellType)
{
case CurrentSpellTypes.Generic:
{
// generic spells always break channeled not delayed spells
InterruptSpell(CurrentSpellTypes.Channeled, false);
// autorepeat breaking
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null)
{
// break autorepeat if not Auto Shot
if (m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
InterruptSpell(CurrentSpellTypes.AutoRepeat);
m_AutoRepeatFirstCast = true;
}
if (pSpell.m_spellInfo.CalcCastTime() > 0)
AddUnitState(UnitState.Casting);
break;
}
case CurrentSpellTypes.Channeled:
{
// channel spells always break generic non-delayed and any channeled spells
InterruptSpell(CurrentSpellTypes.Generic, false);
InterruptSpell(CurrentSpellTypes.Channeled);
// it also does break autorepeat if not Auto Shot
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null &&
m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
InterruptSpell(CurrentSpellTypes.AutoRepeat);
AddUnitState(UnitState.Casting);
break;
}
case CurrentSpellTypes.AutoRepeat:
{
// only Auto Shoot does not break anything
if (pSpell.m_spellInfo.Id != 75)
{
// generic autorepeats break generic non-delayed and channeled non-delayed spells
InterruptSpell(CurrentSpellTypes.Generic, false);
InterruptSpell(CurrentSpellTypes.Channeled, false);
}
// special action: set first cast flag
m_AutoRepeatFirstCast = true;
break;
}
default:
break; // other spell types don't break anything now
}
// current spell (if it is still here) may be safely deleted now
if (GetCurrentSpell(CSpellType) != null)
m_currentSpells[CSpellType].SetReferencedFromCurrent(false);
// set new current spell
m_currentSpells[CSpellType] = pSpell;
pSpell.SetReferencedFromCurrent(true);
pSpell.m_selfContainer = m_currentSpells[pSpell.GetCurrentContainer()];
}
public bool IsNonMeleeSpellCast(bool withDelayed, bool skipChanneled = false, bool skipAutorepeat = false, bool isAutoshoot = false, bool skipInstant = true)
{
// We don't do loop here to explicitly show that melee spell is excluded.
// Maybe later some special spells will be excluded too.
// generic spells are cast when they are not finished and not delayed
var currentSpell = GetCurrentSpell(CurrentSpellTypes.Generic);
if (currentSpell &&
(currentSpell.GetState() != SpellState.Finished) &&
(withDelayed || currentSpell.GetState() != SpellState.Delayed))
{
if (!skipInstant || currentSpell.GetCastTime() != 0)
{
if (!isAutoshoot || !currentSpell.m_spellInfo.HasAttribute(SpellAttr2.NotResetAutoActions))
return true;
}
}
currentSpell = GetCurrentSpell(CurrentSpellTypes.Channeled);
// channeled spells may be delayed, but they are still considered cast
if (!skipChanneled && currentSpell &&
(currentSpell.GetState() != SpellState.Finished))
{
if (!isAutoshoot || !currentSpell.m_spellInfo.HasAttribute(SpellAttr2.NotResetAutoActions))
return true;
}
currentSpell = GetCurrentSpell(CurrentSpellTypes.AutoRepeat);
// autorepeat spells may be finished or delayed, but they are still considered cast
if (!skipAutorepeat && currentSpell)
return true;
return false;
}
public uint SpellCriticalDamageBonus(SpellInfo spellProto, uint damage, Unit victim = null)
{
// Calculate critical bonus
int crit_bonus = (int)damage * 2;
float crit_mod = 0.0f;
crit_mod += (GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellProto.GetSchoolMask()) - 1.0f) * 100;
if (crit_bonus != 0)
MathFunctions.AddPct(ref crit_bonus, (int)crit_mod);
MathFunctions.AddPct(ref crit_bonus, victim.GetTotalAuraModifier(AuraType.ModCriticalDamageTakenFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == GetGUID();
}));
crit_bonus -= (int)damage;
// adds additional damage to critBonus (from talents)
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellProto, SpellModOp.CritDamageAndHealing, ref crit_bonus);
crit_bonus += (int)damage;
return (uint)crit_bonus;
}
bool IsSpellBlocked(Unit victim, SpellInfo spellProto, WeaponAttackType attackType = WeaponAttackType.BaseAttack)
{
// These spells can't be blocked
if (spellProto != null && (spellProto.HasAttribute(SpellAttr0.ImpossibleDodgeParryBlock) || spellProto.HasAttribute(SpellAttr3.IgnoreHitResult)))
return false;
// Can't block when casting/controlled
if (victim.IsNonMeleeSpellCast(false) || victim.HasUnitState(UnitState.Controlled))
return false;
if (victim.HasAuraType(AuraType.IgnoreHitDirection) || victim.HasInArc(MathFunctions.PI, this))
{
float blockChance = GetUnitBlockChance(attackType, victim);
if (blockChance != 0 && RandomHelper.randChance(blockChance))
return true;
}
return false;
}
public void _DeleteRemovedAuras()
{
while (!m_removedAuras.Empty())
{
m_removedAuras.Remove(m_removedAuras.First());
}
}
public bool HasStealthAura() { return HasAuraType(AuraType.ModStealth); }
public bool HasInvisibilityAura() { return HasAuraType(AuraType.ModInvisibility); }
public bool IsFeared() { return HasAuraType(AuraType.ModFear); }
public bool IsFrozen() { return HasAuraState(AuraStateType.Frozen); }
public bool IsPolymorphed()
{
uint transformId = GetTransForm();
if (transformId == 0)
return false;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(transformId, GetMap().GetDifficultyID());
if (spellInfo == null)
return false;
return spellInfo.GetSpellSpecific() == SpellSpecificType.MagePolymorph;
}
public void DealHeal(HealInfo healInfo)
{
int gain = 0;
Unit victim = healInfo.GetTarget();
uint addhealth = healInfo.GetHeal();
if (victim.IsAIEnabled)
victim.GetAI().HealReceived(this, addhealth);
if (IsAIEnabled)
GetAI().HealDone(victim, addhealth);
if (addhealth != 0)
gain = (int)victim.ModifyHealth(addhealth);
// Hook for OnHeal Event
uint tempGain = (uint)gain;
Global.ScriptMgr.OnHeal(this, victim, ref tempGain);
gain = (int)tempGain;
Unit unit = this;
if (IsTypeId(TypeId.Unit) && IsTotem())
unit = GetOwner();
Player player = unit.ToPlayer();
if (player != null)
{
Battleground bg = player.GetBattleground();
if (bg)
bg.UpdatePlayerScore(player, ScoreType.HealingDone, (uint)gain);
// use the actual gain, as the overheal shall not be counted, skip gain 0 (it ignored anyway in to criteria)
if (gain != 0)
player.UpdateCriteria(CriteriaTypes.HealingDone, (uint)gain, 0, 0, victim);
player.UpdateCriteria(CriteriaTypes.HighestHealCasted, addhealth);
}
if ((player = victim.ToPlayer()) != null)
{
player.UpdateCriteria(CriteriaTypes.TotalHealingReceived, (uint)gain);
player.UpdateCriteria(CriteriaTypes.HighestHealingReceived, addhealth);
}
if (gain != 0)
healInfo.SetEffectiveHeal(gain > 0 ? (uint)gain : 0u);
}
void SendHealSpellLog(HealInfo healInfo, bool critical = false)
{
SpellHealLog spellHealLog = new();
spellHealLog.TargetGUID = healInfo.GetTarget().GetGUID();
spellHealLog.CasterGUID = healInfo.GetHealer().GetGUID();
spellHealLog.SpellID = healInfo.GetSpellInfo().Id;
spellHealLog.Health = healInfo.GetHeal();
spellHealLog.OriginalHeal = (int)healInfo.GetOriginalHeal();
spellHealLog.OverHeal = healInfo.GetHeal() - healInfo.GetEffectiveHeal();
spellHealLog.Absorbed = healInfo.GetAbsorb();
spellHealLog.Crit = critical;
spellHealLog.LogData.Initialize(healInfo.GetTarget());
SendCombatLogMessage(spellHealLog);
}
public uint HealBySpell(HealInfo healInfo, bool critical = false)
{
// calculate heal absorb and reduce healing
CalcHealAbsorb(healInfo);
DealHeal(healInfo);
SendHealSpellLog(healInfo, critical);
return healInfo.GetEffectiveHeal();
}
public void ApplyCastTimePercentMod(float val, bool apply)
{
if (val > 0.0f)
{
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModCastingSpeed), val, !apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModSpellHaste), val, !apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModHasteRegen), val, !apply);
}
else
{
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModCastingSpeed), -val, apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModSpellHaste), -val, apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModHasteRegen), -val, apply);
}
}
public void RemoveAllGroupBuffsFromCaster(ObjectGuid casterGUID)
{
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (aura.GetCasterGUID() == casterGUID && aura.GetSpellInfo().IsGroupBuff())
RemoveOwnedAura(pair);
}
}
public void DelayOwnedAuras(uint spellId, ObjectGuid caster, int delaytime)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (caster.IsEmpty() || aura.GetCasterGUID() == caster)
{
if (aura.GetDuration() < delaytime)
aura.SetDuration(0);
else
aura.SetDuration(aura.GetDuration() - delaytime);
// update for out of range group members (on 1 slot use)
aura.SetNeedClientUpdateForTargets();
Log.outDebug(LogFilter.Spells, "Aura {0} partially interrupted on {1}, new duration: {2} ms", aura.GetId(), GetGUID().ToString(), aura.GetDuration());
}
}
}
public void CalculateSpellDamageTaken(SpellNonMeleeDamage damageInfo, int damage, SpellInfo spellInfo, WeaponAttackType attackType = WeaponAttackType.BaseAttack, bool crit = false)
{
if (damage < 0)
return;
Unit victim = damageInfo.target;
if (victim == null || !victim.IsAlive())
return;
SpellSchoolMask damageSchoolMask = damageInfo.schoolMask;
if (IsDamageReducedByArmor(damageSchoolMask, spellInfo))
damage = (int)CalcArmorReducedDamage(damageInfo.attacker, victim, (uint)damage, spellInfo, attackType);
bool blocked = false;
// Per-school calc
switch (spellInfo.DmgClass)
{
// Melee and Ranged Spells
case SpellDmgClass.Ranged:
case SpellDmgClass.Melee:
{
// Physical Damage
if (damageSchoolMask.HasAnyFlag(SpellSchoolMask.Normal))
{
// Spells with this attribute were already calculated in MeleeSpellHitResult
if (!spellInfo.HasAttribute(SpellAttr3.BlockableSpell))
{
// Get blocked status
blocked = IsSpellBlocked(victim, spellInfo, attackType);
}
}
if (crit)
{
damageInfo.HitInfo |= HitInfo.CriticalHit;
// Calculate crit bonus
uint crit_bonus = (uint)damage;
// Apply crit_damage bonus for melee spells
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellInfo, SpellModOp.CritDamageAndHealing, ref crit_bonus);
damage += (int)crit_bonus;
// Increase crit damage from SPELL_AURA_MOD_CRIT_DAMAGE_BONUS
float critPctDamageMod = (GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellInfo.GetSchoolMask()) - 1.0f) * 100;
if (critPctDamageMod != 0)
MathFunctions.AddPct(ref damage, (int)critPctDamageMod);
}
// Spell weapon based damage CAN BE crit & blocked at same time
if (blocked)
{
// double blocked amount if block is critical
float value = victim.GetBlockPercent(GetLevel());
if (victim.IsBlockCritical())
value *= 2; // double blocked percent
damageInfo.blocked = (uint)MathFunctions.CalculatePct(damage, value);
if (damage <= damageInfo.blocked)
{
damageInfo.blocked = (uint)damage;
damageInfo.fullBlock = true;
}
damage -= (int)damageInfo.blocked;
}
uint dmg = (uint)damage;
ApplyResilience(victim, ref dmg);
damage = (int)dmg;
break;
}
// Magical Attacks
case SpellDmgClass.None:
case SpellDmgClass.Magic:
{
// If crit add critical bonus
if (crit)
{
damageInfo.HitInfo |= HitInfo.CriticalHit;
damage = (int)SpellCriticalDamageBonus(spellInfo, (uint)damage, victim);
}
uint dmg = (uint)damage;
ApplyResilience(victim, ref dmg);
damage = (int)dmg;
break;
}
default:
break;
}
// Script Hook For CalculateSpellDamageTaken -- Allow scripts to change the Damage post class mitigation calculations
Global.ScriptMgr.ModifySpellDamageTaken(damageInfo.target, damageInfo.attacker, ref damage, spellInfo);
// Calculate absorb resist
if (damage < 0)
damage = 0;
damageInfo.damage = (uint)damage;
damageInfo.originalDamage = (uint)damage;
DamageInfo dmgInfo = new(damageInfo, DamageEffectType.SpellDirect, WeaponAttackType.BaseAttack, ProcFlagsHit.None);
CalcAbsorbResist(dmgInfo);
damageInfo.absorb = dmgInfo.GetAbsorb();
damageInfo.resist = dmgInfo.GetResist();
if (damageInfo.absorb != 0)
damageInfo.HitInfo |= (damageInfo.damage - damageInfo.absorb == 0 ? HitInfo.FullAbsorb : HitInfo.PartialAbsorb);
if (damageInfo.resist != 0)
damageInfo.HitInfo |= (damageInfo.damage - damageInfo.resist == 0 ? HitInfo.FullResist : HitInfo.PartialResist);
damageInfo.damage = dmgInfo.GetDamage();
}
public void DealSpellDamage(SpellNonMeleeDamage damageInfo, bool durabilityLoss)
{
if (damageInfo == null)
return;
Unit victim = damageInfo.target;
if (victim == null)
return;
if (!victim.IsAlive() || victim.HasUnitState(UnitState.InFlight) || (victim.IsTypeId(TypeId.Unit) && victim.ToCreature().IsEvadingAttacks()))
return;
if (damageInfo.Spell == null)
{
Log.outDebug(LogFilter.Unit, "Unit.DealSpellDamage has no spell");
return;
}
// Call default DealDamage
CleanDamage cleanDamage = new(damageInfo.cleanDamage, damageInfo.absorb, WeaponAttackType.BaseAttack, MeleeHitOutcome.Normal);
DealDamage(victim, damageInfo.damage, cleanDamage, DamageEffectType.SpellDirect, damageInfo.schoolMask, damageInfo.Spell, durabilityLoss);
}
public void SendSpellNonMeleeDamageLog(SpellNonMeleeDamage log)
{
SpellNonMeleeDamageLog packet = new();
packet.Me = log.target.GetGUID();
packet.CasterGUID = log.attacker.GetGUID();
packet.CastID = log.castId;
packet.SpellID = (int)(log.Spell != null ? log.Spell.Id : 0);
packet.Visual = log.SpellVisual;
packet.Damage = (int)log.damage;
packet.OriginalDamage = (int)log.originalDamage;
if (log.damage > log.preHitHealth)
packet.Overkill = (int)(log.damage - log.preHitHealth);
else
packet.Overkill = -1;
packet.SchoolMask = (byte)log.schoolMask;
packet.Absorbed = (int)log.absorb;
packet.Resisted = (int)log.resist;
packet.ShieldBlock = (int)log.blocked;
packet.Periodic = log.periodicLog;
packet.Flags = (int)log.HitInfo;
ContentTuningParams contentTuningParams = new();
if (contentTuningParams.GenerateDataForUnits(log.attacker, log.target))
packet.ContentTuning.Set(contentTuningParams);
SendCombatLogMessage(packet);
}
public void SendPeriodicAuraLog(SpellPeriodicAuraLogInfo info)
{
AuraEffect aura = info.auraEff;
SpellPeriodicAuraLog data = new();
data.TargetGUID = GetGUID();
data.CasterGUID = aura.GetCasterGUID();
data.SpellID = aura.GetId();
data.LogData.Initialize(this);
SpellPeriodicAuraLog.SpellLogEffect spellLogEffect = new();
spellLogEffect.Effect = (uint)aura.GetAuraType();
spellLogEffect.Amount = info.damage;
spellLogEffect.OriginalDamage = (int)info.originalDamage;
spellLogEffect.OverHealOrKill = (uint)info.overDamage;
spellLogEffect.SchoolMaskOrPower = (uint)aura.GetSpellInfo().GetSchoolMask();
spellLogEffect.AbsorbedOrAmplitude = info.absorb;
spellLogEffect.Resisted = info.resist;
spellLogEffect.Crit = info.critical;
// @todo: implement debug info
ContentTuningParams contentTuningParams = new();
Unit caster = Global.ObjAccessor.GetUnit(this, aura.GetCasterGUID());
if (caster && contentTuningParams.GenerateDataForUnits(caster, this))
spellLogEffect.ContentTuning.Set(contentTuningParams);
data.Effects.Add(spellLogEffect);
SendCombatLogMessage(data);
}
public void SendSpellMiss(Unit target, uint spellID, SpellMissInfo missInfo)
{
SpellMissLog spellMissLog = new();
spellMissLog.SpellID = spellID;
spellMissLog.Caster = GetGUID();
spellMissLog.Entries.Add(new SpellLogMissEntry(target.GetGUID(), (byte)missInfo));
SendMessageToSet(spellMissLog, true);
}
void SendSpellDamageResist(Unit target, uint spellId)
{
ProcResist procResist = new();
procResist.Caster = GetGUID();
procResist.SpellID = spellId;
procResist.Target = target.GetGUID();
SendMessageToSet(procResist, true);
}
public void SendSpellDamageImmune(Unit target, uint spellId, bool isPeriodic)
{
SpellOrDamageImmune spellOrDamageImmune = new();
spellOrDamageImmune.CasterGUID = GetGUID();
spellOrDamageImmune.VictimGUID = target.GetGUID();
spellOrDamageImmune.SpellID = spellId;
spellOrDamageImmune.IsPeriodic = isPeriodic;
SendMessageToSet(spellOrDamageImmune, true);
}
public void SendSpellInstakillLog(uint spellId, Unit caster, Unit target = null)
{
SpellInstakillLog spellInstakillLog = new();
spellInstakillLog.Caster = caster.GetGUID();
spellInstakillLog.Target = target ? target.GetGUID() : caster.GetGUID();
spellInstakillLog.SpellID = spellId;
SendMessageToSet(spellInstakillLog, false);
}
public void RemoveAurasOnEvade()
{
if (IsCharmedOwnedByPlayerOrPlayer()) // if it is a player owned creature it should not remove the aura
return;
// don't remove vehicle auras, passengers aren't supposed to drop off the vehicle
// don't remove clone caster on evade (to be verified)
RemoveAllAurasExceptType(AuraType.ControlVehicle, AuraType.CloneCaster);
}
public void RemoveAllAurasOnDeath()
{
// used just after dieing to remove all visible auras
// and disable the mods for the passive ones
foreach (var app in GetAppliedAuras())
{
if (app.Value == null)
continue;
Aura aura = app.Value.GetBase();
if (!aura.IsPassive() && !aura.IsDeathPersistent())
_UnapplyAura(app, AuraRemoveMode.Death);
}
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (pair.Value == null)
continue;
if (!aura.IsPassive() && !aura.IsDeathPersistent())
RemoveOwnedAura(pair, AuraRemoveMode.Death);
}
}
public void RemoveMovementImpairingAuras(bool withRoot)
{
if (withRoot)
RemoveAurasWithMechanic(1 << (int)Mechanics.Root);
// Snares
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if (aura.GetSpellInfo().Mechanic == Mechanics.Snare)
{
RemoveAura(pair);
continue;
}
// turn off snare auras by setting amount to 0
foreach (SpellEffectInfo effect in aura.GetSpellInfo().GetEffects())
{
if (effect == null || !effect.IsEffect())
continue;
if (Convert.ToBoolean((1 << (int)effect.EffectIndex) & pair.Value.GetEffectMask()))
aura.GetEffect(effect.EffectIndex).ChangeAmount(0);
}
}
}
public void RemoveAllAurasRequiringDeadTarget()
{
foreach (var app in GetAppliedAuras())
{
Aura aura = app.Value.GetBase();
if (!aura.IsPassive() && aura.GetSpellInfo().IsRequiringDeadTarget())
_UnapplyAura(app, AuraRemoveMode.Default);
}
foreach (var aura in GetOwnedAuras())
{
if (!aura.Value.IsPassive() && aura.Value.GetSpellInfo().IsRequiringDeadTarget())
RemoveOwnedAura(aura, AuraRemoveMode.Default);
}
}
public AuraEffect IsScriptOverriden(SpellInfo spell, int script)
{
var auras = GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var eff in auras)
{
if (eff.GetMiscValue() == script)
if (eff.IsAffectingSpell(spell))
return eff;
}
return null;
}
public virtual bool IsAffectedByDiminishingReturns() { return (GetCharmerOrOwnerPlayerOrPlayerItself() != null); }
public DiminishingLevels GetDiminishing(DiminishingGroup group)
{
DiminishingReturn diminish = m_Diminishing[(int)group];
if (diminish.HitCount == 0)
return DiminishingLevels.Level1;
// If last spell was cast more than 18 seconds ago - reset level.
if (diminish.Stack == 0 && Time.GetMSTimeDiffToNow(diminish.HitTime) > 18 * Time.InMilliseconds)
return DiminishingLevels.Level1;
return diminish.HitCount;
}
public void IncrDiminishing(SpellInfo auraSpellInfo)
{
DiminishingGroup group = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
DiminishingLevels currentLevel = GetDiminishing(group);
DiminishingLevels maxLevel = auraSpellInfo.GetDiminishingReturnsMaxLevel();
DiminishingReturn diminish = m_Diminishing[(int)group];
if (currentLevel < maxLevel)
diminish.HitCount = currentLevel + 1;
}
public bool ApplyDiminishingToDuration(SpellInfo auraSpellInfo, ref int duration, Unit caster, DiminishingLevels previousLevel)
{
DiminishingGroup group = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
if (duration == -1 || group == DiminishingGroup.None)
return true;
int limitDuration = auraSpellInfo.GetDiminishingReturnsLimitDuration();
// test pet/charm masters instead pets/charmeds
Unit targetOwner = GetCharmerOrOwner();
Unit casterOwner = caster.GetCharmerOrOwner();
if (limitDuration > 0 && duration > limitDuration)
{
Unit target = targetOwner ?? this;
Unit source = casterOwner ?? caster;
if (target.IsAffectedByDiminishingReturns() && source.IsPlayer())
duration = limitDuration;
}
float mod = 1.0f;
switch (group)
{
case DiminishingGroup.Taunt:
if (IsTypeId(TypeId.Unit) && ToCreature().GetCreatureTemplate().FlagsExtra.HasAnyFlag(CreatureFlagsExtra.TauntDiminish))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.65f;
break;
case DiminishingLevels.Level3:
mod = 0.4225f;
break;
case DiminishingLevels.Level4:
mod = 0.274625f;
break;
case DiminishingLevels.TauntImmune:
mod = 0.0f;
break;
default:
break;
}
}
break;
case DiminishingGroup.AOEKnockback:
if (auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.All ||
(auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.Player &&
(targetOwner ? targetOwner.IsAffectedByDiminishingReturns() : IsAffectedByDiminishingReturns())))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.5f;
break;
default:
break;
}
}
break;
default:
if (auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.All ||
(auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.Player &&
(targetOwner ? targetOwner.IsAffectedByDiminishingReturns() : IsAffectedByDiminishingReturns())))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.5f;
break;
case DiminishingLevels.Level3:
mod = 0.25f;
break;
case DiminishingLevels.Immune:
mod = 0.0f;
break;
default: break;
}
}
break;
}
duration = (int)(duration * mod);
return duration != 0;
}
public void ApplyDiminishingAura(DiminishingGroup group, bool apply)
{
// Checking for existing in the table
DiminishingReturn diminish = m_Diminishing[(int)group];
if (apply)
++diminish.Stack;
else if (diminish.Stack != 0)
{
--diminish.Stack;
// Remember time after last aura from group removed
if (diminish.Stack == 0)
diminish.HitTime = GameTime.GetGameTimeMS();
}
}
void ClearDiminishings()
{
for (int i = 0; i < (int)DiminishingGroup.Max; ++i)
m_Diminishing[i].Clear();
}
public uint GetRemainingPeriodicAmount(ObjectGuid caster, uint spellId, AuraType auraType, int effectIndex = 0)
{
uint amount = 0;
var periodicAuras = GetAuraEffectsByType(auraType);
foreach (var aurEff in periodicAuras)
{
if (aurEff.GetCasterGUID() != caster || aurEff.GetId() != spellId || aurEff.GetEffIndex() != effectIndex || aurEff.GetTotalTicks() == 0)
continue;
amount += (uint)((aurEff.GetAmount() * aurEff.GetRemainingTicks()) / aurEff.GetTotalTicks());
break;
}
return amount;
}
// Interrupts
public void InterruptNonMeleeSpells(bool withDelayed, uint spell_id = 0, bool withInstant = true)
{
// generic spells are interrupted if they are not finished or delayed
if (GetCurrentSpell(CurrentSpellTypes.Generic) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.Generic].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.Generic, withDelayed, withInstant);
// autorepeat spells are interrupted if they are not finished or delayed
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.AutoRepeat, withDelayed, withInstant);
// channeled spells are interrupted if they are not finished, even if they are delayed
if (GetCurrentSpell(CurrentSpellTypes.Channeled) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.Channeled].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.Channeled, true, true);
}
public void InterruptSpell(CurrentSpellTypes spellType, bool withDelayed = true, bool withInstant = true)
{
Cypher.Assert(spellType < CurrentSpellTypes.Max);
Log.outDebug(LogFilter.Unit, "Interrupt spell for unit {0}", GetEntry());
Spell spell = m_currentSpells.LookupByKey(spellType);
if (spell != null
&& (withDelayed || spell.GetState() != SpellState.Delayed)
&& (withInstant || spell.GetCastTime() > 0 || spell.GetState() == SpellState.Casting))
{
// for example, do not let self-stun aura interrupt itself
if (!spell.IsInterruptable())
return;
// send autorepeat cancel message for autorepeat spells
if (spellType == CurrentSpellTypes.AutoRepeat)
if (IsTypeId(TypeId.Player))
ToPlayer().SendAutoRepeatCancel(this);
m_currentSpells[spellType] = null;
if (spell.GetState() != SpellState.Finished)
spell.Cancel();
else
spell.SetReferencedFromCurrent(false);
if (IsCreature() && IsAIEnabled)
ToCreature().GetAI().OnSpellCastInterrupt(spell.GetSpellInfo());
}
}
public void UpdateInterruptMask()
{
m_interruptMask = SpellAuraInterruptFlags.None;
m_interruptMask2 = SpellAuraInterruptFlags2.None;
foreach (AuraApplication aurApp in m_interruptableAuras)
{
m_interruptMask |= aurApp.GetBase().GetSpellInfo().AuraInterruptFlags;
m_interruptMask2 |= aurApp.GetBase().GetSpellInfo().AuraInterruptFlags2;
}
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting)
{
m_interruptMask |= spell.m_spellInfo.ChannelInterruptFlags;
m_interruptMask2 |= spell.m_spellInfo.ChannelInterruptFlags2;
}
}
}
// Auras
public List<Aura> GetSingleCastAuras() { return m_scAuras; }
public List<KeyValuePair<uint, Aura>> GetOwnedAuras()
{
return m_ownedAuras.KeyValueList;
}
public List<KeyValuePair<uint, AuraApplication>> GetAppliedAuras()
{
return m_appliedAuras.KeyValueList;
}
public Aura AddAura(uint spellId, Unit target)
{
if (target == null)
return null;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spellId, GetMap().GetDifficultyID());
if (spellInfo == null)
return null;
if (!target.IsAlive() && !spellInfo.IsPassive() && !spellInfo.HasAttribute(SpellAttr2.CanTargetDead))
return null;
return AddAura(spellInfo, SpellConst.MaxEffectMask, target);
}
public Aura AddAura(SpellInfo spellInfo, uint effMask, Unit target)
{
if (spellInfo == null)
return null;
if (target.IsImmunedToSpell(spellInfo, this))
return null;
for (byte i = 0; i < SpellConst.MaxEffects; ++i)
{
if (!Convert.ToBoolean(effMask & (1 << i)))
continue;
if (target.IsImmunedToSpellEffect(spellInfo, i, this))
effMask &= ~(uint)(1 << i);
}
ObjectGuid castId = ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellInfo.Id, GetMap().GenerateLowGuid(HighGuid.Cast));
Aura aura = Aura.TryRefreshStackOrCreate(spellInfo, castId, effMask, target, this, GetMap().GetDifficultyID());
if (aura != null)
{
aura.ApplyForTargets();
return aura;
}
return null;
}
public bool HandleSpellClick(Unit clicker, sbyte seatId = -1)
{
bool result = false;
uint spellClickEntry = GetVehicleKit() != null ? GetVehicleKit().GetCreatureEntry() : GetEntry();
TriggerCastFlags flags = GetVehicleKit() ? TriggerCastFlags.IgnoreCasterMountedOrOnVehicle : TriggerCastFlags.None;
var clickPair = Global.ObjectMgr.GetSpellClickInfoMapBounds(spellClickEntry);
foreach (var clickInfo in clickPair)
{
//! First check simple relations from clicker to clickee
if (!clickInfo.IsFitToRequirements(clicker, this))
continue;
//! Check database conditions
if (!Global.ConditionMgr.IsObjectMeetingSpellClickConditions(spellClickEntry, clickInfo.spellId, clicker, this))
continue;
Unit caster = Convert.ToBoolean(clickInfo.castFlags & (byte)SpellClickCastFlags.CasterClicker) ? clicker : this;
Unit target = Convert.ToBoolean(clickInfo.castFlags & (byte)SpellClickCastFlags.TargetClicker) ? clicker : this;
ObjectGuid origCasterGUID = Convert.ToBoolean(clickInfo.castFlags & (byte)SpellClickCastFlags.OrigCasterOwner) ? GetOwnerGUID() : clicker.GetGUID();
SpellInfo spellEntry = Global.SpellMgr.GetSpellInfo(clickInfo.spellId, caster.GetMap().GetDifficultyID());
// if (!spellEntry) should be checked at npc_spellclick load
if (seatId > -1)
{
byte i = 0;
bool valid = false;
foreach (SpellEffectInfo effect in spellEntry.GetEffects())
{
if (effect == null)
continue;
if (effect.ApplyAuraName == AuraType.ControlVehicle)
{
valid = true;
break;
}
++i;
}
if (!valid)
{
Log.outError(LogFilter.Sql, "Spell {0} specified in npc_spellclick_spells is not a valid vehicle enter aura!", clickInfo.spellId);
continue;
}
if (IsInMap(caster))
{
CastSpellExtraArgs args = new(flags);
args.OriginalCaster = origCasterGUID;
args.SpellValueOverrides.Add(SpellValueMod.BasePoint0 + i, seatId + 1);
caster.CastSpell(target, clickInfo.spellId, args);
}
else // This can happen during Player._LoadAuras
{
int[] bp0 = new int[SpellConst.MaxEffects];
foreach (SpellEffectInfo effect in spellEntry.GetEffects())
{
if (effect != null)
bp0[effect.EffectIndex] = effect.BasePoints;
}
bp0[i] = seatId;
Aura.TryRefreshStackOrCreate(spellEntry, ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellEntry.Id, GetMap().GenerateLowGuid(HighGuid.Cast)), SpellConst.MaxEffectMask, this, clicker, GetMap().GetDifficultyID(), bp0, null, origCasterGUID);
}
}
else
{
if (IsInMap(caster))
caster.CastSpell(target, spellEntry.Id, new CastSpellExtraArgs().SetOriginalCaster(origCasterGUID));
else
Aura.TryRefreshStackOrCreate(spellEntry, ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellEntry.Id, GetMap().GenerateLowGuid(HighGuid.Cast)), SpellConst.MaxEffectMask, this, clicker, GetMap().GetDifficultyID(), null, null, origCasterGUID);
}
result = true;
}
Creature creature = ToCreature();
if (creature && creature.IsAIEnabled)
creature.GetAI().OnSpellClick(clicker, ref result);
return result;
}
public bool HasAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
if (GetAuraApplication(spellId, casterGUID, itemCasterGUID, reqEffMask) != null)
return true;
return false;
}
public bool HasAuraEffect(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
var range = m_appliedAuras.LookupByKey(spellId);
if (!range.Empty())
{
foreach (var aura in range)
if (aura.HasEffect(effIndex) && (casterGUID.IsEmpty() || aura.GetBase().GetCasterGUID() == casterGUID))
return true;
}
return false;
}
public bool HasAuraWithMechanic(uint mechanicMask)
{
foreach (var pair in GetAppliedAuras())
{
SpellInfo spellInfo = pair.Value.GetBase().GetSpellInfo();
if (spellInfo.Mechanic != 0 && Convert.ToBoolean(mechanicMask & (1 << (int)spellInfo.Mechanic)))
return true;
foreach (SpellEffectInfo effect in spellInfo.GetEffects())
if (effect != null && effect.Effect != 0 && effect.Mechanic != 0)
if (Convert.ToBoolean(mechanicMask & (1 << (int)effect.Mechanic)))
return true;
}
return false;
}
// target dependent range checks
public float GetSpellMaxRangeForTarget(Unit target, SpellInfo spellInfo)
{
if (spellInfo.RangeEntry == null)
return 0;
if (spellInfo.RangeEntry.RangeMax[0] == spellInfo.RangeEntry.RangeMax[1])
return spellInfo.GetMaxRange();
if (!target)
return spellInfo.GetMaxRange(true);
return spellInfo.GetMaxRange(!IsHostileTo(target));
}
public float GetSpellMinRangeForTarget(Unit target, SpellInfo spellInfo)
{
if (spellInfo.RangeEntry == null)
return 0;
if (spellInfo.RangeEntry.RangeMin[0] == spellInfo.RangeEntry.RangeMin[1])
return spellInfo.GetMinRange();
if (!target)
return spellInfo.GetMinRange(true);
return spellInfo.GetMinRange(!IsHostileTo(target));
}
public bool HasAuraType(AuraType auraType)
{
return !m_modAuras.LookupByKey(auraType).Empty();
}
public bool HasAuraTypeWithCaster(AuraType auratype, ObjectGuid caster)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
foreach (var aura in mTotalAuraList)
if (caster == aura.GetCasterGUID())
return true;
return false;
}
public bool HasAuraTypeWithMiscvalue(AuraType auratype, int miscvalue)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
foreach (var aura in mTotalAuraList)
if (miscvalue == aura.GetMiscValue())
return true;
return false;
}
public bool HasAuraTypeWithAffectMask(AuraType auratype, SpellInfo affectedSpell)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
foreach (var aura in mTotalAuraList)
if (aura.IsAffectingSpell(affectedSpell))
return true;
return false;
}
public bool HasAuraTypeWithValue(AuraType auratype, int value)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
foreach (var aura in mTotalAuraList)
if (value == aura.GetAmount())
return true;
return false;
}
public bool HasNegativeAuraWithInterruptFlag(SpellAuraInterruptFlags flag, ObjectGuid guid = default)
{
if (!HasInterruptFlag(flag))
return false;
foreach (var aura in m_interruptableAuras)
{
if (!aura.IsPositive() && aura.GetBase().GetSpellInfo().HasAuraInterruptFlag(flag)
&& (guid.IsEmpty() || aura.GetBase().GetCasterGUID() == guid))
return true;
}
return false;
}
public bool HasNegativeAuraWithInterruptFlag(SpellAuraInterruptFlags2 flag, ObjectGuid guid = default)
{
if (!HasInterruptFlag(flag))
return false;
foreach (var aura in m_interruptableAuras)
{
if (!aura.IsPositive() && aura.GetBase().GetSpellInfo().HasAuraInterruptFlag(flag)
&& (guid.IsEmpty() || aura.GetBase().GetCasterGUID() == guid))
return true;
}
return false;
}
public bool HasStrongerAuraWithDR(SpellInfo auraSpellInfo, Unit caster)
{
DiminishingGroup diminishGroup = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
DiminishingLevels level = GetDiminishing(diminishGroup);
foreach (var itr in GetAppliedAuras())
{
SpellInfo spellInfo = itr.Value.GetBase().GetSpellInfo();
if (spellInfo.GetDiminishingReturnsGroupForSpell() != diminishGroup)
continue;
int existingDuration = itr.Value.GetBase().GetMaxDuration();
int newDuration = auraSpellInfo.GetMaxDuration();
ApplyDiminishingToDuration(auraSpellInfo, ref newDuration, caster, level);
if (newDuration > 0 && newDuration < existingDuration)
return true;
}
return false;
}
public uint GetAuraCount(uint spellId)
{
uint count = 0;
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (aura.GetBase().GetStackAmount() == 0)
++count;
else
count += aura.GetBase().GetStackAmount();
}
return count;
}
public Aura GetAuraOfRankedSpell(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
var aurApp = GetAuraApplicationOfRankedSpell(spellId, casterGUID, itemCasterGUID, reqEffMask);
return aurApp?.GetBase();
}
AuraApplication GetAuraApplicationOfRankedSpell(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, AuraApplication except = null)
{
uint rankSpell = Global.SpellMgr.GetFirstSpellInChain(spellId);
while (rankSpell != 0)
{
AuraApplication aurApp = GetAuraApplication(rankSpell, casterGUID, itemCasterGUID, reqEffMask, except);
if (aurApp != null)
return aurApp;
rankSpell = Global.SpellMgr.GetNextSpellInChain(rankSpell);
}
return null;
}
public List<DispelableAura> GetDispellableAuraList(Unit caster, uint dispelMask, bool isReflect = false)
{
List<DispelableAura> dispelList = new();
var auras = GetOwnedAuras();
foreach (var pair in auras)
{
Aura aura = pair.Value;
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aurApp == null)
continue;
// don't try to remove passive auras
if (aura.IsPassive())
continue;
if (Convert.ToBoolean(aura.GetSpellInfo().GetDispelMask() & dispelMask))
{
// do not remove positive auras if friendly target
// negative auras if non-friendly
// unless we're reflecting (dispeller eliminates one of it's benefitial buffs)
if (isReflect != (aurApp.IsPositive() == IsFriendlyTo(caster)))
continue;
// 2.4.3 Patch Notes: "Dispel effects will no longer attempt to remove effects that have 100% dispel resistance."
int chance = aura.CalcDispelChance(this, !IsFriendlyTo(caster));
if (chance == 0)
continue;
// The charges / stack amounts don't count towards the total number of auras that can be dispelled.
// Ie: A dispel on a target with 5 stacks of Winters Chill and a Polymorph has 1 / (1 + 1) . 50% chance to dispell
// Polymorph instead of 1 / (5 + 1) . 16%.
bool dispelCharges = aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelCharges);
byte charges = dispelCharges ? aura.GetCharges() : aura.GetStackAmount();
if (charges > 0)
dispelList.Add(new DispelableAura(aura, chance, charges));
}
}
return dispelList;
}
bool IsInterruptFlagIgnoredForSpell(SpellAuraInterruptFlags2 flag, Unit unit, SpellInfo spellInfo)
{
return false;
}
bool IsInterruptFlagIgnoredForSpell(SpellAuraInterruptFlags flag, Unit unit, SpellInfo spellInfo)
{
return flag == SpellAuraInterruptFlags.Moving && unit.HasAuraTypeWithAffectMask(AuraType.CastWhileWalking, spellInfo);
}
public void RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags flag, uint except = 0)
{
if (!HasInterruptFlag(flag))
return;
// interrupt auras
for (var i = 0; i < m_interruptableAuras.Count; i++)
{
Aura aura = m_interruptableAuras[i].GetBase();
if (aura.GetSpellInfo().HasAuraInterruptFlag(flag) && (except == 0 || aura.GetId() != except) && !IsInterruptFlagIgnoredForSpell(flag, this, aura.GetSpellInfo()))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aura, AuraRemoveMode.Interrupt);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
// interrupt channeled spell
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting
&& spell.GetSpellInfo().HasChannelInterruptFlag(flag)
&& spell.GetSpellInfo().Id != except
&& !IsInterruptFlagIgnoredForSpell(flag, this, spell.GetSpellInfo()))
InterruptNonMeleeSpells(false);
}
UpdateInterruptMask();
}
public void RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags2 flag, uint except = 0)
{
if (!HasInterruptFlag(flag))
return;
// interrupt auras
for (var i = 0; i < m_interruptableAuras.Count; i++)
{
Aura aura = m_interruptableAuras[i].GetBase();
if (aura.GetSpellInfo().HasAuraInterruptFlag(flag) && (except == 0 || aura.GetId() != except) && !IsInterruptFlagIgnoredForSpell(flag, this, aura.GetSpellInfo()))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aura, AuraRemoveMode.Interrupt);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
// interrupt channeled spell
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting
&& spell.GetSpellInfo().HasChannelInterruptFlag(flag)
&& spell.GetSpellInfo().Id != except
&& !IsInterruptFlagIgnoredForSpell(flag, this, spell.GetSpellInfo()))
InterruptNonMeleeSpells(false);
}
UpdateInterruptMask();
}
public void RemoveAurasWithMechanic(uint mechanic_mask, AuraRemoveMode removemode = AuraRemoveMode.Default, uint except = 0)
{
foreach (var app in GetAppliedAuras())
{
if (app.Value == null)
continue;
Aura aura = app.Value.GetBase();
if (except == 0 || aura.GetId() != except)
{
if (Convert.ToBoolean(aura.GetSpellInfo().GetAllEffectsMechanicMask() & mechanic_mask))
{
RemoveAura(app, removemode);
continue;
}
}
}
}
public void RemoveAurasDueToSpellBySteal(uint spellId, ObjectGuid casterGUID, Unit stealer)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (aura.GetCasterGUID() == casterGUID)
{
int[] damage = new int[SpellConst.MaxEffects];
int[] baseDamage = new int[SpellConst.MaxEffects];
uint effMask = 0;
uint recalculateMask = 0;
Unit caster = aura.GetCaster();
for (byte i = 0; i < SpellConst.MaxEffects; ++i)
{
if (aura.GetEffect(i) != null)
{
baseDamage[i] = aura.GetEffect(i).GetBaseAmount();
damage[i] = aura.GetEffect(i).GetAmount();
effMask |= 1u << i;
if (aura.GetEffect(i).CanBeRecalculated())
recalculateMask |= 1u << i;
}
else
{
baseDamage[i] = 0;
damage[i] = 0;
}
}
bool stealCharge = aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelCharges);
// Cast duration to unsigned to prevent permanent aura's such as Righteous Fury being permanently added to caster
uint dur = (uint)Math.Min(2u * Time.Minute * Time.InMilliseconds, aura.GetDuration());
Aura oldAura = stealer.GetAura(aura.GetId(), aura.GetCasterGUID());
if (oldAura != null)
{
if (stealCharge)
oldAura.ModCharges(1);
else
oldAura.ModStackAmount(1);
oldAura.SetDuration((int)dur);
}
else
{
// single target state must be removed before aura creation to preserve existing single target aura
if (aura.IsSingleTarget())
aura.UnregisterSingleTarget();
Aura newAura = Aura.TryRefreshStackOrCreate(aura.GetSpellInfo(), aura.GetCastGUID(), effMask, stealer, null, aura.GetCastDifficulty(), baseDamage, null, aura.GetCasterGUID());
if (newAura != null)
{
// created aura must not be single target aura, so stealer won't loose it on recast
if (newAura.IsSingleTarget())
{
newAura.UnregisterSingleTarget();
// bring back single target aura status to the old aura
aura.SetIsSingleTarget(true);
caster.GetSingleCastAuras().Add(aura);
}
// FIXME: using aura.GetMaxDuration() maybe not blizzlike but it fixes stealing of spells like Innervate
newAura.SetLoadedState(aura.GetMaxDuration(), (int)dur, stealCharge ? 1 : aura.GetCharges(), 1, recalculateMask, damage);
newAura.ApplyForTargets();
}
}
if (stealCharge)
aura.ModCharges(-1, AuraRemoveMode.EnemySpell);
else
aura.ModStackAmount(-1, AuraRemoveMode.EnemySpell);
return;
}
}
}
public void RemoveAurasDueToItemSpell(uint spellId, ObjectGuid castItemGuid)
{
var appliedAuras = m_appliedAuras.LookupByKey(spellId);
for (var i = 0; i < appliedAuras.Count; ++i)
{
AuraApplication app = appliedAuras[i];
if (app.GetBase().GetCastItemGUID() == castItemGuid)
{
RemoveAura(app);
}
}
}
public void RemoveAurasByType(AuraType auraType, ObjectGuid casterGUID = default, Aura except = null, bool negative = true, bool positive = true)
{
var list = m_modAuras[auraType];
for (var i = 0; i < list.Count; i++)
{
Aura aura = list[i].GetBase();
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aura != except && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& ((negative && !aurApp.IsPositive()) || (positive && aurApp.IsPositive())))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
}
public void RemoveNotOwnSingleTargetAuras(bool onPhaseChange = false)
{
// Iterate m_ownedAuras - aura is marked as single target in Unit::AddAura (and pushed to m_ownedAuras).
// m_appliedAuras will NOT contain the aura before first Unit::Update after adding it to m_ownedAuras.
// Quickly removing such an aura will lead to it not being unregistered from caster's single cast auras container
// leading to assertion failures if the aura was cast on a player that can
// (and is changing map at the point where this function is called).
// Such situation occurs when player is logging in inside an instance and fails the entry check for any reason.
// The aura that was loaded from db (indirectly, via linked casts) gets removed before it has a chance
// to register in m_appliedAuras
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (aura.GetCasterGUID() != GetGUID() && aura.IsSingleTarget())
{
if (onPhaseChange)
RemoveOwnedAura(pair);
else
{
Unit caster = aura.GetCaster();
if (!caster || !caster.IsInPhase(this))
RemoveOwnedAura(pair);
}
}
}
// single target auras at other targets
for (var i = 0; i < m_scAuras.Count; i++)
{
var aura = m_scAuras[i];
if (aura.GetUnitOwner() != this && (!onPhaseChange || !aura.GetUnitOwner().IsInPhase(this)))
aura.Remove();
}
}
// All aura base removes should go threw this function!
public void RemoveOwnedAura(KeyValuePair<uint, Aura> keyValuePair, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
Aura aura = keyValuePair.Value;
Cypher.Assert(!aura.IsRemoved());
m_ownedAuras.Remove(keyValuePair);
m_removedAuras.Add(aura);
// Unregister single target aura
if (aura.IsSingleTarget())
aura.UnregisterSingleTarget();
aura._Remove(removeMode);
}
public void RemoveOwnedAura(uint spellId, ObjectGuid casterGUID = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
if (((pair.Value.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || pair.Value.GetCasterGUID() == casterGUID))
RemoveOwnedAura(pair, removeMode);
}
}
public void RemoveOwnedAura(Aura auraToRemove, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
if (auraToRemove.IsRemoved())
return;
Cypher.Assert(auraToRemove.GetOwner() == this);
if (removeMode == AuraRemoveMode.None)
{
Log.outError(LogFilter.Spells, "Unit.RemoveOwnedAura() called with unallowed removeMode AURA_REMOVE_NONE, spellId {0}", auraToRemove.GetId());
return;
}
uint spellId = auraToRemove.GetId();
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
if (pair.Value == auraToRemove)
{
RemoveOwnedAura(pair, removeMode);
return;
}
}
Cypher.Assert(false);
}
public void RemoveAurasDueToSpell(uint spellId, ObjectGuid casterGUID = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetAppliedAuras())
{
if (pair.Key != spellId)
continue;
Aura aura = pair.Value.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID))
{
RemoveAura(pair, removeMode);
}
}
}
public void RemoveAurasDueToSpellByDispel(uint spellId, uint dispellerSpellId, ObjectGuid casterGUID, Unit dispeller, byte chargesRemoved = 1)
{
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
Aura aura = pair.Value;
if (aura.GetCasterGUID() == casterGUID)
{
DispelInfo dispelInfo = new(dispeller, dispellerSpellId, chargesRemoved);
// Call OnDispel hook on AuraScript
aura.CallScriptDispel(dispelInfo);
if (aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelCharges))
aura.ModCharges(-dispelInfo.GetRemovedCharges(), AuraRemoveMode.EnemySpell);
else
aura.ModStackAmount(-dispelInfo.GetRemovedCharges(), AuraRemoveMode.EnemySpell);
// Call AfterDispel hook on AuraScript
aura.CallScriptAfterDispel(dispelInfo);
return;
}
}
}
public void RemoveAuraFromStack(uint spellId, ObjectGuid casterGUID = default, AuraRemoveMode removeMode = AuraRemoveMode.Default, ushort num = 1)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if ((aura.GetAuraType() == AuraObjectType.Unit) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID))
{
aura.ModStackAmount(-num, removeMode);
return;
}
}
}
public void RemoveAura(KeyValuePair<uint, AuraApplication> appMap, AuraRemoveMode mode = AuraRemoveMode.Default)
{
var aurApp = appMap.Value;
// Do not remove aura which is already being removed
if (aurApp.HasRemoveMode())
return;
Aura aura = aurApp.GetBase();
_UnapplyAura(appMap, mode);
// Remove aura - for Area and Target auras
if (aura.GetOwner() == this)
aura.Remove(mode);
}
public void RemoveAura(uint spellId, ObjectGuid caster = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var iter in range)
{
Aura aura = iter.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (caster.IsEmpty() || aura.GetCasterGUID() == caster))
{
RemoveAura(iter, removeMode);
return;
}
}
}
public void RemoveAura(AuraApplication aurApp, AuraRemoveMode mode = AuraRemoveMode.Default)
{
// we've special situation here, RemoveAura called while during aura removal
// this kind of call is needed only when aura effect removal handler
// or event triggered by it expects to remove
// not yet removed effects of an aura
if (aurApp.HasRemoveMode())
{
// remove remaining effects of an aura
for (byte effectIndex = 0; effectIndex < SpellConst.MaxEffects; ++effectIndex)
{
if (aurApp.HasEffect(effectIndex))
aurApp._HandleEffect(effectIndex, false);
}
return;
}
// no need to remove
if (aurApp.GetBase().GetApplicationOfTarget(GetGUID()) != aurApp || aurApp.GetBase().IsRemoved())
return;
uint spellId = aurApp.GetBase().GetId();
var range = m_appliedAuras.Where(p => p.Key == spellId);
foreach (var pair in range)
{
if (aurApp == pair.Value)
{
RemoveAura(pair, mode);
return;
}
}
}
public void RemoveAura(Aura aura, AuraRemoveMode mode = AuraRemoveMode.Default)
{
if (aura.IsRemoved())
return;
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aurApp != null)
RemoveAura(aurApp, mode);
}
public void RemoveAurasWithAttribute(SpellAttr0 flags)
{
foreach (var app in GetAppliedAuras())
{
SpellInfo spell = app.Value.GetBase().GetSpellInfo();
if (spell.HasAttribute(flags))
RemoveAura(app);
}
}
public void RemoveAurasWithFamily(SpellFamilyNames family, FlagArray128 familyFlag, ObjectGuid casterGUID)
{
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
{
SpellInfo spell = aura.GetSpellInfo();
if (spell.SpellFamilyName == family && spell.SpellFamilyFlags & familyFlag)
{
RemoveAura(pair);
continue;
}
}
}
}
public void RemoveAppliedAuras(Func<AuraApplication, bool> check)
{
foreach (var pair in GetAppliedAuras())
{
if (check(pair.Value))
RemoveAura(pair);
}
}
public void RemoveOwnedAuras(Func<Aura, bool> check)
{
foreach (var pair in GetOwnedAuras())
{
if (check(pair.Value))
RemoveOwnedAura(pair);
}
}
void RemoveAppliedAuras(uint spellId, Func<AuraApplication, bool> check)
{
var list = m_appliedAuras.LookupByKey(spellId);
foreach (var app in list)
{
if (check(app))
RemoveAura(app);
}
}
void RemoveOwnedAuras(uint spellId, Func<Aura, bool> check)
{
var list = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in list)
{
if (check(aura))
RemoveOwnedAura(aura);
}
}
public void RemoveAurasByType(AuraType auraType, Func<AuraApplication, bool> check)
{
var list = m_modAuras[auraType];
for (var i = 0; i < list.Count; ++i)
{
Aura aura = m_modAuras[auraType][i].GetBase();
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
Cypher.Assert(aurApp != null);
if (check(aurApp))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
}
public void RemoveAurasByShapeShift()
{
uint mechanic_mask = (1 << (int)Mechanics.Snare) | (1 << (int)Mechanics.Root);
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if ((aura.GetSpellInfo().GetAllEffectsMechanicMask() & mechanic_mask) != 0 && !aura.GetSpellInfo().HasAttribute(SpellCustomAttributes.AuraCC))
{
RemoveAura(pair);
continue;
}
}
}
void RemoveAreaAurasDueToLeaveWorld()
{
// make sure that all area auras not applied on self are removed
foreach (var pair in GetOwnedAuras())
{
var appMap = pair.Value.GetApplicationMap();
foreach (var aurApp in appMap.Values.ToList())
{
Unit target = aurApp.GetTarget();
if (target == this)
continue;
target.RemoveAura(aurApp);
// things linked on aura remove may apply new area aura - so start from the beginning
}
}
// remove area auras owned by others
foreach (var pair in GetAppliedAuras())
{
if (pair.Value.GetBase().GetOwner() != this)
RemoveAura(pair);
}
}
public void RemoveAllAuras()
{
// this may be a dead loop if some events on aura remove will continiously apply aura on remove
// we want to have all auras removed, so use your brain when linking events
while (!m_appliedAuras.Empty())
_UnapplyAura(m_appliedAuras.FirstOrDefault(), AuraRemoveMode.Default);
while (!m_ownedAuras.Empty())
RemoveOwnedAura(m_ownedAuras.FirstOrDefault());
}
public void RemoveArenaAuras()
{
// in join, remove positive buffs, on end, remove negative
// used to remove positive visible auras in arenas
RemoveAppliedAuras(aurApp =>
{
Aura aura = aurApp.GetBase();
return !aura.GetSpellInfo().HasAttribute(SpellAttr4.DontRemoveInArena) // don't remove stances, shadowform, pally/hunter auras
&& !aura.IsPassive() // don't remove passive auras
&& (aurApp.IsPositive() || !aura.GetSpellInfo().HasAttribute(SpellAttr3.DeathPersistent)); // not negative death persistent auras
});
}
public void RemoveAllAurasExceptType(AuraType type)
{
foreach (var pair in GetAppliedAuras())
{
if (pair.Value == null)
continue;
Aura aura = pair.Value.GetBase();
if (!aura.GetSpellInfo().HasAura(type))
_UnapplyAura(pair, AuraRemoveMode.Default);
}
foreach (var pair in GetOwnedAuras())
{
if (pair.Value == null)
continue;
Aura aura = pair.Value;
if (!aura.GetSpellInfo().HasAura(type))
RemoveOwnedAura(pair, AuraRemoveMode.Default);
}
}
public void RemoveAllAurasExceptType(AuraType type1, AuraType type2)
{
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if (!aura.GetSpellInfo().HasAura(type1) || !aura.GetSpellInfo().HasAura(type2))
_UnapplyAura(pair, AuraRemoveMode.Default);
}
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (!aura.GetSpellInfo().HasAura(type1) || !aura.GetSpellInfo().HasAura(type2))
RemoveOwnedAura(pair, AuraRemoveMode.Default);
}
}
public void ModifyAuraState(AuraStateType flag, bool apply)
{
uint mask = 1u << ((int)flag - 1);
if (apply)
{
if ((m_unitData.AuraState & mask) == 0)
{
SetUpdateFieldFlagValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState), mask);
if (IsTypeId(TypeId.Player))
{
var sp_list = ToPlayer().GetSpellMap();
foreach (var spell in sp_list)
{
if (spell.Value.State == PlayerSpellState.Removed || spell.Value.Disabled)
continue;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spell.Key, Difficulty.None);
if (spellInfo == null || !spellInfo.IsPassive())
continue;
if (spellInfo.CasterAuraState == flag)
CastSpell(this, spell.Key, true);
}
}
else if (IsPet())
{
Pet pet = ToPet();
foreach (var spell in pet.m_spells)
{
if (spell.Value.state == PetSpellState.Removed)
continue;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spell.Key, Difficulty.None);
if (spellInfo == null || !spellInfo.IsPassive())
continue;
if (spellInfo.CasterAuraState == flag)
CastSpell(this, spell.Key, true);
}
}
}
}
else
{
if ((m_unitData.AuraState & mask) != 0)
{
RemoveUpdateFieldFlagValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState), mask);
foreach (var app in GetAppliedAuras())
{
if (app.Value == null)
continue;
SpellInfo spellProto = app.Value.GetBase().GetSpellInfo();
if (app.Value.GetBase().GetCasterGUID() == GetGUID() && spellProto.CasterAuraState == flag && (spellProto.IsPassive() || flag != AuraStateType.Enraged))
RemoveAura(app);
}
}
}
}
public bool HasAuraState(AuraStateType flag, SpellInfo spellProto = null, Unit caster = null)
{
if (caster != null)
{
if (spellProto != null)
{
if (caster.HasAuraTypeWithAffectMask(AuraType.AbilityIgnoreAurastate, spellProto))
return true;
}
// Check per caster aura state
// If aura with aurastate by caster not found return false
if (Convert.ToBoolean((1 << (int)flag) & (int)AuraStateType.PerCasterAuraStateMask))
{
var range = m_auraStateAuras.LookupByKey(flag);
foreach (var auraApp in range)
if (auraApp.GetBase().GetCasterGUID() == caster.GetGUID())
return true;
return false;
}
}
return (m_unitData.AuraState & (1 << ((int)flag - 1))) != 0;
}
SpellSchools GetSpellSchoolByAuraGroup(UnitMods unitMod)
{
SpellSchools school = SpellSchools.Normal;
switch (unitMod)
{
case UnitMods.ResistanceHoly:
school = SpellSchools.Holy;
break;
case UnitMods.ResistanceFire:
school = SpellSchools.Fire;
break;
case UnitMods.ResistanceNature:
school = SpellSchools.Nature;
break;
case UnitMods.ResistanceFrost:
school = SpellSchools.Frost;
break;
case UnitMods.ResistanceShadow:
school = SpellSchools.Shadow;
break;
case UnitMods.ResistanceArcane:
school = SpellSchools.Arcane;
break;
}
return school;
}
public void _ApplyAllAuraStatMods()
{
foreach (var i in GetAppliedAuras())
i.Value.GetBase().HandleAllEffects(i.Value, AuraEffectHandleModes.Stat, true);
}
public void _RemoveAllAuraStatMods()
{
foreach (var i in GetAppliedAuras())
i.Value.GetBase().HandleAllEffects(i.Value, AuraEffectHandleModes.Stat, false);
}
// removes aura application from lists and unapplies effects
public void _UnapplyAura(KeyValuePair<uint, AuraApplication> pair, AuraRemoveMode removeMode)
{
AuraApplication aurApp = pair.Value;
Cypher.Assert(aurApp != null);
Cypher.Assert(!aurApp.HasRemoveMode());
Cypher.Assert(aurApp.GetTarget() == this);
aurApp.SetRemoveMode(removeMode);
Aura aura = aurApp.GetBase();
Log.outDebug(LogFilter.Spells, "Aura {0} now is remove mode {1}", aura.GetId(), removeMode);
// dead loop is killing the server probably
Cypher.Assert(m_removedAurasCount < 0xFFFFFFFF);
++m_removedAurasCount;
Unit caster = aura.GetCaster();
m_appliedAuras.Remove(pair);
if (aura.GetSpellInfo().HasAnyAuraInterruptFlag())
{
m_interruptableAuras.Remove(aurApp);
UpdateInterruptMask();
}
bool auraStateFound = false;
AuraStateType auraState = aura.GetSpellInfo().GetAuraState();
if (auraState != 0)
{
bool canBreak = false;
// Get mask of all aurastates from remaining auras
var list = m_auraStateAuras.LookupByKey(auraState);
for (var i = 0; i < list.Count && !(auraStateFound && canBreak);)
{
if (list[i] == aurApp)
{
m_auraStateAuras.Remove(auraState, list[i]);
list = m_auraStateAuras.LookupByKey(auraState);
i = 0;
canBreak = true;
continue;
}
auraStateFound = true;
++i;
}
}
aurApp._Remove();
aura._UnapplyForTarget(this, caster, aurApp);
// remove effects of the spell - needs to be done after removing aura from lists
for (byte c = 0; c < SpellConst.MaxEffects; ++c)
{
if (aurApp.HasEffect(c))
aurApp._HandleEffect(c, false);
}
// all effect mustn't be applied
Cypher.Assert(aurApp.GetEffectMask() == 0);
// Remove totem at next update if totem loses its aura
if (aurApp.GetRemoveMode() == AuraRemoveMode.Expire && IsTypeId(TypeId.Unit) && IsTotem())
{
if (ToTotem().GetSpell() == aura.GetId() && ToTotem().GetTotemType() == TotemType.Passive)
ToTotem().SetDeathState(DeathState.JustDied);
}
// Remove aurastates only if needed and were not found
if (auraState != 0)
{
if (!auraStateFound)
ModifyAuraState(auraState, false);
else
{
// update for casters, some shouldn't 'see' the aura state
uint aStateMask = (1u << ((int)auraState - 1));
if ((aStateMask & (uint)AuraStateType.PerCasterAuraStateMask) != 0)
{
m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState);
ForceUpdateFieldChange();
}
}
}
aura.HandleAuraSpecificMods(aurApp, caster, false, false);
}
public void _UnapplyAura(AuraApplication aurApp, AuraRemoveMode removeMode)
{
// aura can be removed from unit only if it's applied on it, shouldn't happen
Cypher.Assert(aurApp.GetBase().GetApplicationOfTarget(GetGUID()) == aurApp);
uint spellId = aurApp.GetBase().GetId();
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var app in range)
{
if (app == aurApp)
{
_UnapplyAura(new KeyValuePair<uint, AuraApplication>(spellId, app), removeMode);
return;
}
}
Cypher.Assert(false);
}
public AuraEffect GetAuraEffect(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
var range = m_appliedAuras.LookupByKey(spellId);
if (!range.Empty())
{
foreach (var aura in range)
{
if (aura.HasEffect(effIndex)
&& (casterGUID.IsEmpty() || aura.GetBase().GetCasterGUID() == casterGUID))
{
return aura.GetBase().GetEffect(effIndex);
}
}
}
return null;
}
public AuraEffect GetAuraEffectOfRankedSpell(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
uint rankSpell = Global.SpellMgr.GetFirstSpellInChain(spellId);
while (rankSpell != 0)
{
AuraEffect aurEff = GetAuraEffect(rankSpell, effIndex, casterGUID);
if (aurEff != null)
return aurEff;
rankSpell = Global.SpellMgr.GetNextSpellInChain(rankSpell);
}
return null;
}
// spell mustn't have familyflags
public AuraEffect GetAuraEffect(AuraType type, SpellFamilyNames family, FlagArray128 familyFlag, ObjectGuid casterGUID = default)
{
var auras = GetAuraEffectsByType(type);
foreach (var aura in auras)
{
SpellInfo spell = aura.GetSpellInfo();
if (spell.SpellFamilyName == family && spell.SpellFamilyFlags & familyFlag)
{
if (!casterGUID.IsEmpty() && aura.GetCasterGUID() != casterGUID)
continue;
return aura;
}
}
return null;
}
public AuraApplication GetAuraApplication(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, AuraApplication except = null)
{
var range = m_appliedAuras.LookupByKey(spellId);
if (!range.Empty())
{
foreach (var app in range)
{
Aura aura = app.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& (itemCasterGUID.IsEmpty() || aura.GetCastItemGUID() == itemCasterGUID) && (except == null || except != app))
{
return app;
}
}
}
return null;
}
public Aura GetAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
AuraApplication aurApp = GetAuraApplication(spellId, casterGUID, itemCasterGUID, reqEffMask);
return aurApp?.GetBase();
}
public uint BuildAuraStateUpdateForTarget(Unit target)
{
uint auraStates = m_unitData.AuraState & ~(uint)AuraStateType.PerCasterAuraStateMask;
foreach (var state in m_auraStateAuras)
if (Convert.ToBoolean((1 << (int)state.Key - 1) & (uint)AuraStateType.PerCasterAuraStateMask))
if (state.Value.GetBase().GetCasterGUID() == target.GetGUID())
auraStates |= (uint)(1 << (int)state.Key - 1);
return auraStates;
}
public bool CanProc() { return m_procDeep == 0; }
public void _ApplyAuraEffect(Aura aura, uint effIndex)
{
Cypher.Assert(aura != null);
Cypher.Assert(aura.HasEffect(effIndex));
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
Cypher.Assert(aurApp != null);
if (aurApp.GetEffectMask() == 0)
_ApplyAura(aurApp, (uint)(1 << (int)effIndex));
else
aurApp._HandleEffect(effIndex, true);
}
// handles effects of aura application
// should be done after registering aura in lists
public void _ApplyAura(AuraApplication aurApp, uint effMask)
{
Aura aura = aurApp.GetBase();
_RemoveNoStackAurasDueToAura(aura);
if (aurApp.HasRemoveMode())
return;
// Update target aura state flag
AuraStateType aState = aura.GetSpellInfo().GetAuraState();
if (aState != 0)
{
uint aStateMask = (1u << ((int)aState - 1));
// force update so the new caster registers it
if (aStateMask.HasAnyFlag((uint)AuraStateType.PerCasterAuraStateMask) && (m_unitData.AuraState & aStateMask) != 0)
{
m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState);
ForceUpdateFieldChange();
}
else
ModifyAuraState(aState, true);
}
if (aurApp.HasRemoveMode())
return;
// Sitdown on apply aura req seated
if (aura.GetSpellInfo().HasAuraInterruptFlag(SpellAuraInterruptFlags.Standing) && !IsSitState())
SetStandState(UnitStandStateType.Sit);
Unit caster = aura.GetCaster();
if (aurApp.HasRemoveMode())
return;
aura.HandleAuraSpecificPeriodics(aurApp, caster);
aura.HandleAuraSpecificMods(aurApp, caster, true, false);
// apply effects of the aura
for (byte i = 0; i < SpellConst.MaxEffects; i++)
{
if (Convert.ToBoolean(effMask & 1 << i) && !(aurApp.HasRemoveMode()))
aurApp._HandleEffect(i, true);
}
}
public void _AddAura(UnitAura aura, Unit caster)
{
Cypher.Assert(!m_cleanupDone);
m_ownedAuras.Add(aura.GetId(), aura);
_RemoveNoStackAurasDueToAura(aura);
if (aura.IsRemoved())
return;
aura.SetIsSingleTarget(caster != null && aura.GetSpellInfo().IsSingleTarget() || aura.HasEffectType(AuraType.ControlVehicle));
if (aura.IsSingleTarget())
{
// @HACK: Player is not in world during loading auras.
//Single target auras are not saved or loaded from database
//but may be created as a result of aura links (player mounts with passengers)
Cypher.Assert((IsInWorld && !IsDuringRemoveFromWorld()) || (aura.GetCasterGUID() == GetGUID()) || (IsLoading() && aura.HasEffectType(AuraType.ControlVehicle)));
// register single target aura
caster.m_scAuras.Add(aura);
// remove other single target auras
var scAuras = caster.GetSingleCastAuras();
for (var i = 0; i < scAuras.Count; ++i)
{
var aur = scAuras[i];
if (aur != aura && aur.IsSingleTargetWith(aura))
aur.Remove();
}
}
}
public Aura _TryStackingOrRefreshingExistingAura(SpellInfo newAura, uint effMask, Unit caster, int[] baseAmount = null, Item castItem = null, ObjectGuid casterGUID = default, bool resetPeriodicTimer = true, ObjectGuid castItemGuid = default, uint castItemId = 0, int castItemLevel = -1)
{
Cypher.Assert(!casterGUID.IsEmpty() || caster);
// Check if these can stack anyway
if (casterGUID.IsEmpty() && !newAura.IsStackableOnOneSlotWithDifferentCasters())
casterGUID = caster.GetGUID();
// passive and Incanter's Absorption and auras with different type can stack with themselves any number of times
if (!newAura.IsMultiSlotAura())
{
// check if cast item changed
if (castItem != null)
{
castItemGuid = castItem.GetGUID();
castItemId = castItem.GetEntry();
Player owner = castItem.GetOwner();
if (owner)
castItemLevel = (int)castItem.GetItemLevel(owner);
else if (castItem.GetOwnerGUID() == caster.GetGUID())
castItemLevel = (int)castItem.GetItemLevel(caster.ToPlayer());
}
// find current aura from spell and change it's stackamount, or refresh it's duration
Aura foundAura = GetOwnedAura(newAura.Id, casterGUID, (newAura.HasAttribute(SpellCustomAttributes.EnchantProc) ? castItemGuid : ObjectGuid.Empty), 0);
if (foundAura != null)
{
// effect masks do not match
// extremely rare case
// let's just recreate aura
if (effMask != foundAura.GetEffectMask())
return null;
// update basepoints with new values - effect amount will be recalculated in ModStackAmount
foreach (SpellEffectInfo effect in newAura.GetEffects())
{
if (effect == null)
continue;
AuraEffect eff = foundAura.GetEffect(effect.EffectIndex);
if (eff == null)
continue;
int bp;
if (baseAmount != null)
bp = baseAmount[effect.EffectIndex];
else
bp = effect.BasePoints;
eff.m_baseAmount = bp;
}
// correct cast item guid if needed
if (castItemGuid != foundAura.GetCastItemGUID())
{
foundAura.SetCastItemGUID(castItemGuid);
foundAura.SetCastItemId(castItemId);
foundAura.SetCastItemLevel(castItemLevel);
}
// try to increase stack amount
foundAura.ModStackAmount(1, AuraRemoveMode.Default, resetPeriodicTimer);
return foundAura;
}
}
return null;
}
void _RemoveNoStackAurasDueToAura(Aura aura)
{
SpellInfo spellProto = aura.GetSpellInfo();
// passive spell special case (only non stackable with ranks)
if (spellProto.IsPassiveStackableWithRanks())
return;
if (!IsHighestExclusiveAura(aura))
{
if (!aura.GetSpellInfo().IsAffectingArea())
{
Unit caster = aura.GetCaster();
if (caster && caster.IsTypeId(TypeId.Player))
Spell.SendCastResult(caster.ToPlayer(), aura.GetSpellInfo(), aura.GetSpellVisual(), aura.GetCastGUID(), SpellCastResult.AuraBounced);
}
aura.Remove();
return;
}
foreach (var app in GetAppliedAuras())
{
if (aura.CanStackWith(app.Value.GetBase()))
continue;
RemoveAura(app, AuraRemoveMode.Default);
}
}
public int GetHighestExclusiveSameEffectSpellGroupValue(AuraEffect aurEff, AuraType auraType, bool checkMiscValue = false, int miscValue = 0)
{
int val = 0;
var spellGroupList = Global.SpellMgr.GetSpellSpellGroupMapBounds(aurEff.GetSpellInfo().GetFirstRankSpell().Id);
foreach (var spellGroup in spellGroupList)
{
if (Global.SpellMgr.GetSpellGroupStackRule(spellGroup) == SpellGroupStackRule.ExclusiveSameEffect)
{
var auraEffList = GetAuraEffectsByType(auraType);
foreach (var auraEffect in auraEffList)
{
if (aurEff != auraEffect && (!checkMiscValue || auraEffect.GetMiscValue() == miscValue) &&
Global.SpellMgr.IsSpellMemberOfSpellGroup(auraEffect.GetSpellInfo().Id, spellGroup))
{
// absolute value only
if (Math.Abs(val) < Math.Abs(auraEffect.GetAmount()))
val = auraEffect.GetAmount();
}
}
}
}
return val;
}
public bool IsHighestExclusiveAura(Aura aura, bool removeOtherAuraApplications = false)
{
foreach (AuraEffect aurEff in aura.GetAuraEffects())
{
if (aurEff == null)
continue;
AuraType auraType = aurEff.GetSpellEffectInfo().ApplyAuraName;
var auras = GetAuraEffectsByType(auraType);
for (var i = 0; i < auras.Count;)
{
AuraEffect existingAurEff = auras[i];
++i;
if (Global.SpellMgr.CheckSpellGroupStackRules(aura.GetSpellInfo(), existingAurEff.GetSpellInfo()) == SpellGroupStackRule.ExclusiveHighest)
{
int diff = Math.Abs(aurEff.GetAmount()) - Math.Abs(existingAurEff.GetAmount());
if (diff == 0)
diff = (int)(aura.GetEffectMask() - existingAurEff.GetBase().GetEffectMask());
if (diff > 0)
{
Aura auraBase = existingAurEff.GetBase();
// no removing of area auras from the original owner, as that completely cancels them
if (removeOtherAuraApplications && (!auraBase.IsArea() || auraBase.GetOwner() != this))
{
AuraApplication aurApp = existingAurEff.GetBase().GetApplicationOfTarget(GetGUID());
if (aurApp != null)
{
bool hasMoreThanOneEffect = auraBase.HasMoreThanOneEffectForType(auraType);
uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp);
if (hasMoreThanOneEffect || m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
}
else if (diff < 0)
return false;
}
}
}
return true;
}
public Aura GetOwnedAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, Aura except = null)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& (itemCasterGUID.IsEmpty() || aura.GetCastItemGUID() == itemCasterGUID) && (except == null || except != aura))
{
return aura;
}
}
return null;
}
public List<AuraEffect> GetAuraEffectsByType(AuraType type)
{
return m_modAuras.LookupByKey(type);
}
public int GetTotalAuraModifier(AuraType auratype)
{
return GetTotalAuraModifier(auratype, aurEff => true);
}
public int GetTotalAuraModifier(AuraType auratype, Func<AuraEffect, bool> predicate)
{
Dictionary<SpellGroup, int> sameEffectSpellGroup = new();
int modifier = 0;
var mTotalAuraList = GetAuraEffectsByType(auratype);
foreach (AuraEffect aurEff in mTotalAuraList)
{
if (predicate(aurEff))
{
// Check if the Aura Effect has a the Same Effect Stack Rule and if so, use the highest amount of that SpellGroup
// If the Aura Effect does not have this Stack Rule, it returns false so we can add to the multiplier as usual
if (!Global.SpellMgr.AddSameEffectStackRuleSpellGroups(aurEff.GetSpellInfo(), auratype, aurEff.GetAmount(), sameEffectSpellGroup))
modifier += aurEff.GetAmount();
}
}
// Add the highest of the Same Effect Stack Rule SpellGroups to the accumulator
foreach (var pair in sameEffectSpellGroup)
modifier += pair.Value;
return modifier;
}
public float GetTotalAuraMultiplier(AuraType auratype)
{
return GetTotalAuraMultiplier(auratype, aurEff => true);
}
public float GetTotalAuraMultiplier(AuraType auratype, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
if (mTotalAuraList.Empty())
return 1.0f;
Dictionary<SpellGroup, int> sameEffectSpellGroup = new();
float multiplier = 1.0f;
foreach (var aurEff in mTotalAuraList)
{
if (predicate(aurEff))
{
// Check if the Aura Effect has a the Same Effect Stack Rule and if so, use the highest amount of that SpellGroup
// If the Aura Effect does not have this Stack Rule, it returns false so we can add to the multiplier as usual
if (!Global.SpellMgr.AddSameEffectStackRuleSpellGroups(aurEff.GetSpellInfo(), auratype, aurEff.GetAmount(), sameEffectSpellGroup))
MathFunctions.AddPct(ref multiplier, aurEff.GetAmount());
}
}
// Add the highest of the Same Effect Stack Rule SpellGroups to the multiplier
foreach (var pair in sameEffectSpellGroup)
MathFunctions.AddPct(ref multiplier, pair.Value);
return multiplier;
}
public int GetMaxPositiveAuraModifier(AuraType auratype)
{
return GetMaxPositiveAuraModifier(auratype, aurEff => true);
}
public int GetMaxPositiveAuraModifier(AuraType auratype, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
if (mTotalAuraList.Empty())
return 0;
int modifier = 0;
foreach (var aurEff in mTotalAuraList)
{
if (predicate(aurEff))
modifier = Math.Max(modifier, aurEff.GetAmount());
}
return modifier;
}
public int GetMaxNegativeAuraModifier(AuraType auratype)
{
return GetMaxNegativeAuraModifier(auratype, aurEff => true);
}
public int GetMaxNegativeAuraModifier(AuraType auratype, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auratype);
if (mTotalAuraList.Empty())
return 0;
int modifier = 0;
foreach (var aurEff in mTotalAuraList)
if (predicate(aurEff))
modifier = Math.Min(modifier, aurEff.GetAmount());
return modifier;
}
public int GetTotalAuraModifierByMiscMask(AuraType auratype, int miscMask)
{
return GetTotalAuraModifier(auratype, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public float GetTotalAuraMultiplierByMiscMask(AuraType auratype, uint miscMask)
{
return GetTotalAuraMultiplier(auratype, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetMaxPositiveAuraModifierByMiscMask(AuraType auratype, uint miscMask, AuraEffect except = null)
{
return GetMaxPositiveAuraModifier(auratype, aurEff =>
{
if (except != aurEff && (aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetMaxNegativeAuraModifierByMiscMask(AuraType auratype, uint miscMask)
{
return GetMaxNegativeAuraModifier(auratype, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetTotalAuraModifierByMiscValue(AuraType auratype, int miscValue)
{
return GetTotalAuraModifier(auratype, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
public float GetTotalAuraMultiplierByMiscValue(AuraType auratype, int miscValue)
{
return GetTotalAuraMultiplier(auratype, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
int GetMaxPositiveAuraModifierByMiscValue(AuraType auratype, int miscValue)
{
return GetMaxPositiveAuraModifier(auratype, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
int GetMaxNegativeAuraModifierByMiscValue(AuraType auratype, int miscValue)
{
return GetMaxNegativeAuraModifier(auratype, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
public void _RegisterAuraEffect(AuraEffect aurEff, bool apply)
{
if (apply)
m_modAuras.Add(aurEff.GetAuraType(), aurEff);
else
m_modAuras.Remove(aurEff.GetAuraType(), aurEff);
}
public float GetTotalAuraModValue(UnitMods unitMod)
{
if (unitMod >= UnitMods.End)
{
Log.outError(LogFilter.Unit, "attempt to access non-existing UnitMods in GetTotalAuraModValue()!");
return 0.0f;
}
float value = MathFunctions.CalculatePct(GetFlatModifierValue(unitMod, UnitModifierFlatType.Base), Math.Max(GetFlatModifierValue(unitMod, UnitModifierFlatType.BasePCTExcludeCreate), -100.0f));
value *= GetPctModifierValue(unitMod, UnitModifierPctType.Base);
value += GetFlatModifierValue(unitMod, UnitModifierFlatType.Total);
value *= GetPctModifierValue(unitMod, UnitModifierPctType.Total);
return value;
}
public void SetVisibleAura(AuraApplication aurApp)
{
m_visibleAuras.Add(aurApp);
m_visibleAurasToUpdate.Add(aurApp);
UpdateAuraForGroup();
}
public void RemoveVisibleAura(AuraApplication aurApp)
{
m_visibleAuras.Remove(aurApp);
m_visibleAurasToUpdate.Remove(aurApp);
UpdateAuraForGroup();
}
void UpdateAuraForGroup()
{
Player player = ToPlayer();
if (player != null)
{
if (player.GetGroup() != null)
player.SetGroupUpdateFlag(GroupUpdateFlags.Auras);
}
else if (IsPet())
{
Pet pet = ToPet();
if (pet.IsControlled())
pet.SetGroupUpdateFlag(GroupUpdatePetFlags.Auras);
}
}
public SortedSet<AuraApplication> GetVisibleAuras() { return m_visibleAuras; }
public bool HasVisibleAura(AuraApplication aurApp) { return m_visibleAuras.Contains(aurApp); }
public void SetVisibleAuraUpdate(AuraApplication aurApp) { m_visibleAurasToUpdate.Add(aurApp); }
}
}
Reference in New Issue View Git Blame Copy Permalink