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Core/Spells: Implement SPELL_ATTR7_NO_ATTACK_DODGE, SPELL_ATTR7_NO_ATTACK_PARRY and SPELL_ATTR7_NO_ATTACK_MISS

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Port From (https://github.com/TrinityCore/TrinityCore/commit/d22d4616339a966ce5e5fe959dca622fc21b7988)
This commit is contained in:
hondacrx
2022-05-05 09:52:50 -04:00
parent 1daa90dfb9
commit 09a4e13453
4 changed files with 62 additions and 49 deletions
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Source/Game/Entities/Object/WorldObject.cs
+54 -44
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@@ -1920,56 +1920,66 @@ namespace Game.Entities
if (!victim.IsAlive() && !victim.IsPlayer())
return SpellMissInfo.None;
SpellSchoolMask schoolMask = spellInfo.GetSchoolMask();
// PvP - PvE spell misschances per leveldif > 2
int lchance = victim.IsPlayer() ? 7 : 11;
uint thisLevel = GetLevelForTarget(victim);
if (IsCreature() && ToCreature().IsTrigger())
thisLevel = Math.Max(thisLevel, spellInfo.SpellLevel);
int leveldif = (int)(victim.GetLevelForTarget(this) - thisLevel);
int levelBasedHitDiff = leveldif;
// Base hit chance from attacker and victim levels
int modHitChance = 100;
if (levelBasedHitDiff >= 0)
float missChance;
if (spellInfo.HasAttribute(SpellAttr7.NoAttackMiss))
{
if (!victim.IsPlayer())
{
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);
missChance = 0.0f;
}
else
modHitChance = 97 - levelBasedHitDiff;
// Spellmod from SpellModOp::HitChance
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellInfo, SpellModOp.HitChance, ref modHitChance);
// Spells with SPELL_ATTR3_IGNORE_HIT_RESULT will ignore target's avoidance effects
if (!spellInfo.HasAttribute(SpellAttr3.IgnoreHitResult))
{
// Chance hit from victim SPELL_AURA_MOD_ATTACKER_SPELL_HIT_CHANCE auras
modHitChance += victim.GetTotalAuraModifierByMiscMask(AuraType.ModAttackerSpellHitChance, (int)schoolMask);
SpellSchoolMask schoolMask = spellInfo.GetSchoolMask();
// PvP - PvE spell misschances per leveldif > 2
int lchance = victim.IsPlayer() ? 7 : 11;
uint thisLevel = GetLevelForTarget(victim);
if (IsCreature() && ToCreature().IsTrigger())
thisLevel = Math.Max(thisLevel, spellInfo.SpellLevel);
int leveldif = (int)(victim.GetLevelForTarget(this) - thisLevel);
int levelBasedHitDiff = leveldif;
// Base hit chance from attacker and victim levels
int modHitChance = 100;
if (levelBasedHitDiff >= 0)
{
if (!victim.IsPlayer())
{
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(spellInfo, SpellModOp.HitChance, ref modHitChance);
// Spells with SPELL_ATTR3_IGNORE_HIT_RESULT will ignore target's avoidance effects
if (!spellInfo.HasAttribute(SpellAttr3.IgnoreHitResult))
{
// Chance hit from victim SPELL_AURA_MOD_ATTACKER_SPELL_HIT_CHANCE auras
modHitChance += victim.GetTotalAuraModifierByMiscMask(AuraType.ModAttackerSpellHitChance, (int)schoolMask);
}
float HitChance = modHitChance;
// Increase hit chance from attacker SPELL_AURA_MOD_SPELL_HIT_CHANCE and attacker ratings
Unit unit = ToUnit();
if (unit != null)
HitChance += unit.ModSpellHitChance;
MathFunctions.RoundToInterval(ref HitChance, 0.0f, 100.0f);
missChance = 100.0f - HitChance;
}
int HitChance = modHitChance * 100;
// Increase hit chance from attacker SPELL_AURA_MOD_SPELL_HIT_CHANCE and attacker ratings
Unit unit = ToUnit();
if (unit != null)
HitChance += (int)(unit.ModSpellHitChance * 100.0f);
MathFunctions.RoundToInterval(ref HitChance, 0, 10000);
int tmp = 10000 - HitChance;
int tmp = (int)(missChance * 100.0f);
int rand = RandomHelper.IRand(0, 9999);
if (tmp > 0 && rand < tmp)