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Core/Spells: Apply spell modifiers multiple times to each cast, based on number of matched SpellFamilyFlags bits

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Port From (https://github.com/TrinityCore/TrinityCore/commit/dfcd41abefec371e6af9db7db92c1dd55aa701ff)
This commit is contained in:
Hondacrx
2025-08-10 12:25:45 -04:00
parent 37e7d86a2c
commit 31d42fa21f
3 changed files with 46 additions and 33 deletions
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Source/Game/Entities/Player/Player.Spells.cs
+29 -22
View File
@@ -3041,6 +3041,9 @@ namespace Game.Entities
flat = 0;
pct = 1.0f;
if (!spellInfo.IsAffectedBySpellMods())
return;
// Drop charges for triggering spells instead of triggered ones
if (m_spellModTakingSpell != null)
spell = m_spellModTakingSpell;
@@ -3053,7 +3056,7 @@ namespace Game.Entities
SpellModifier modInstantSpell = null;
foreach (SpellModifierByClassMask mod in m_spellMods[(int)op][(int)SpellModType.Pct])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
if (IsAffectedBySpellmod(spellInfo, mod, spell) == 0)
continue;
if (baseValue.CompareTo(10000) < 0 && mod.value <= -100)
@@ -3067,7 +3070,7 @@ namespace Game.Entities
{
foreach (SpellPctModifierByLabel mod in m_spellMods[(int)op][(int)SpellModType.LabelPct])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
if (IsAffectedBySpellmod(spellInfo, mod, spell) == 0)
continue;
if (baseValue.CompareTo(10000) < 0 && mod.value.ModifierValue <= -1.0f)
@@ -3092,7 +3095,7 @@ namespace Game.Entities
SpellModifier modCritical = null;
foreach (SpellModifierByClassMask mod in m_spellMods[(int)op][(int)SpellModType.Flat])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
if (IsAffectedBySpellmod(spellInfo, mod, spell) == 0)
continue;
if (mod.value >= 100)
@@ -3106,7 +3109,7 @@ namespace Game.Entities
{
foreach (SpellFlatModifierByLabel mod in m_spellMods[(int)op][(int)SpellModType.LabelFlat])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
if (IsAffectedBySpellmod(spellInfo, mod, spell) == 0)
continue;
if (mod.value.ModifierValue >= 100)
@@ -3131,33 +3134,36 @@ namespace Game.Entities
foreach (SpellModifierByClassMask mod in m_spellMods[(int)op][(int)SpellModType.Flat])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
int applyCount = IsAffectedBySpellmod(spellInfo, mod, spell);
if (applyCount == 0)
continue;
int value = mod.value;
if (value == 0)
continue;
flat += value;
flat += value * applyCount;
ApplyModToSpell(mod, spell);
}
foreach (SpellFlatModifierByLabel mod in m_spellMods[(int)op][(int)SpellModType.LabelFlat])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
int applyCount = IsAffectedBySpellmod(spellInfo, mod, spell);
if (applyCount == 0)
continue;
int value = mod.value.ModifierValue;
if (value == 0)
continue;
flat += value;
flat += value * applyCount;
ApplyModToSpell(mod, spell);
}
foreach (SpellModifierByClassMask mod in m_spellMods[(int)op][(int)SpellModType.Pct])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
int applyCount = IsAffectedBySpellmod(spellInfo, mod, spell);
if (applyCount == 0)
continue;
// skip percent mods for null basevalue (most important for spell mods with charges)
@@ -3175,13 +3181,14 @@ namespace Game.Entities
continue;
}
pct *= 1.0f + MathFunctions.CalculatePct(1.0f, value);
pct *= MathF.Pow(1.0f + MathFunctions.CalculatePct(1.0f, value), applyCount);
ApplyModToSpell(mod, spell);
}
foreach (SpellPctModifierByLabel mod in m_spellMods[(int)op][(int)SpellModType.LabelPct])
{
if (!IsAffectedBySpellmod(spellInfo, mod, spell))
int applyCount = IsAffectedBySpellmod(spellInfo, mod, spell);
if (applyCount == 0)
continue;
// skip percent mods for null basevalue (most important for spell mods with charges)
@@ -3199,50 +3206,50 @@ namespace Game.Entities
continue;
}
pct *= value;
pct *= MathF.Pow(value, applyCount);
ApplyModToSpell(mod, spell);
}
}
bool IsAffectedBySpellmod(SpellInfo spellInfo, SpellModifier mod, Spell spell)
int IsAffectedBySpellmod(SpellInfo spellInfo, SpellModifier mod, Spell spell)
{
if (mod == null || spellInfo == null)
return false;
return 0;
// First time this aura applies a mod to us and is out of charges
if (spell != null && mod.ownerAura.IsUsingCharges() && mod.ownerAura.GetCharges() == 0 && !spell.m_appliedMods.Contains(mod.ownerAura))
return false;
return 0;
switch (mod.op)
{
case SpellModOp.Duration: // +duration to infinite duration spells making them limited
if (spellInfo.GetDuration() == -1)
return false;
return 0;
break;
case SpellModOp.CritChance: // mod crit to spells that can't crit
if (!spellInfo.HasAttribute(SpellCustomAttributes.CanCrit))
return false;
return 0;
break;
case SpellModOp.PointsIndex0: // check if spell has any effect at that index
case SpellModOp.Points:
if (spellInfo.GetEffects().Count <= 0)
return false;
return 0;
break;
case SpellModOp.PointsIndex1: // check if spell has any effect at that index
if (spellInfo.GetEffects().Count <= 1)
return false;
return 0;
break;
case SpellModOp.PointsIndex2: // check if spell has any effect at that index
if (spellInfo.GetEffects().Count <= 2)
return false;
return 0;
break;
case SpellModOp.PointsIndex3: // check if spell has any effect at that index
if (spellInfo.GetEffects().Count <= 3)
return false;
return 0;
break;
case SpellModOp.PointsIndex4: // check if spell has any effect at that index
if (spellInfo.GetEffects().Count <= 4)
return false;
return 0;
break;
default:
break;
Source/Game/Spells/Auras/AuraEffect.cs
+1 -1
View File
@@ -493,7 +493,7 @@ namespace Game.Spells
// only passive and permament auras-active auras should have amount set on spellcast and not be affected
// if aura is cast by others, it will not be affected
if ((!aura.IsPassive() && !aura.IsPermanent() && !GetSpellInfo().IsUpdatingTemporaryAuraValuesBySpellMod())
|| aura.GetCasterGUID() != guid || !aura.GetSpellInfo().IsAffectedBySpellMod(m_spellmod))
|| aura.GetCasterGUID() != guid || !aura.GetSpellInfo().IsAffectedBySpellMods() || aura.GetSpellInfo().IsAffectedBySpellMod(m_spellmod) == 0)
continue;
if (recalculateEffectIndex.HasValue)
Source/Game/Spells/SpellInfo.cs
+16 -10
View File
@@ -13,6 +13,7 @@ using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Framework.Collections;
using System.Numerics;
namespace Game.Spells
{
@@ -645,36 +646,41 @@ namespace Game.Spells
return true;
}
bool IsAffectedBySpellMods()
public bool IsAffectedBySpellMods()
{
return !HasAttribute(SpellAttr3.IgnoreCasterModifiers);
}
public bool IsAffectedBySpellMod(SpellModifier mod)
public int IsAffectedBySpellMod(SpellModifier mod)
{
if (!IsAffectedBySpellMods())
return false;
SpellInfo affectSpell = Global.SpellMgr.GetSpellInfo(mod.spellId, Difficulty);
if (affectSpell == null)
return false;
return 0;
switch (mod.type)
{
case SpellModType.Flat:
case SpellModType.Pct:
{
// TEMP: dont use IsAffected - !familyName and !familyFlags are not valid options for spell mods
// TODO: investigate if the !familyName and !familyFlags conditions are even valid for all other (nonmod) uses of SpellInfo::IsAffected
return affectSpell.SpellFamilyName == SpellFamilyName && (mod as SpellModifierByClassMask).mask & SpellFamilyFlags;
if (affectSpell.SpellFamilyName != SpellFamilyName)
return 0;
// spell modifiers should apply as many times as number of matched SpellFamilyFlags bits (verified with spell 1218116 with modifier 384451 in patch 11.1.0 and client tooltip code since at least 3.3.5)
// unknown if this is a bug or strange design choice...
var matched = (mod as SpellModifierByClassMask).mask & SpellFamilyFlags;
return BitOperations.PopCount(matched[0]) + BitOperations.PopCount(matched[1]) + BitOperations.PopCount(matched[2]) + BitOperations.PopCount(matched[3]);
}
case SpellModType.LabelFlat:
return HasLabel((uint)(mod as SpellFlatModifierByLabel).value.LabelID);
return HasLabel((uint)(mod as SpellFlatModifierByLabel).value.LabelID) ? 1 : 0;
case SpellModType.LabelPct:
return HasLabel((uint)(mod as SpellPctModifierByLabel).value.LabelID);
return HasLabel((uint)(mod as SpellPctModifierByLabel).value.LabelID) ? 1 : 0;
default:
break;
}
return false;
return 0;
}
public bool IsUpdatingTemporaryAuraValuesBySpellMod()