/// <summary>
/// Handles skill usage.
/// </summary>
/// <param name="creature"></param>
/// <param name="skill"></param>
/// <param name="packet"></param>
public void Use(Creature creature, Skill skill, Packet packet)
{
var targetEntityId = packet.GetLong();
// Similar to WM there is a case where these aren't sent.
// Apparently this can happen if you activate the skill while
// targetting an enemy.
var unk1 = (packet.Peek() != PacketElementType.None ? packet.GetInt() : 0);
var unk2 = (packet.Peek() != PacketElementType.None ? packet.GetInt() : 0);
if (_cm == null)
{
_cm = ChannelServer.Instance.SkillManager.GetHandler <CombatMastery>(SkillId.CombatMastery);
}
// TODO: Check duration
var attackResult = false;
var target = creature.Region.GetCreature(targetEntityId);
if (target != null && !creature.IsStunned && creature.CanTarget(target))
{
var pos = creature.GetPosition();
var targetPos = target.GetPosition();
var inRange = pos.InRange(targetPos, creature.AttackRangeFor(target));
if (!inRange)
{
var telePos = pos.GetRelative(targetPos, -creature.AttackRangeFor(target) + 100);
// Check teleport distance
if (pos.GetDistance(telePos) > skill.RankData.Var3 + 100)
{
Send.Notice(creature, "Out of range");
}
else
{
Send.Effect(creature, Effect.SilentMoveTeleport, targetEntityId, (byte)0);
creature.SetPosition(telePos.X, telePos.Y);
Send.SkillTeleport(creature, telePos.X, telePos.Y);
inRange = true;
}
}
if (inRange)
{
attackResult = (_cm.Use(creature, skill, targetEntityId) == CombatSkillResult.Okay);
}
}
Send.CombatAttackR(creature, attackResult);
Send.SkillUse(creature, skill.Info.Id, targetEntityId, unk1, unk2);
}
/// <summary>
/// Handles skill usage.
/// </summary>
/// <param name="creature"></param>
/// <param name="skill"></param>
/// <param name="packet"></param>
public void Use(Creature creature, Skill skill, Packet packet)
{
var targetEntityId = packet.GetLong();
var unk1 = packet.GetInt();
var unk2 = packet.GetInt();
if (_cm == null)
{
_cm = ChannelServer.Instance.SkillManager.GetHandler <CombatMastery>(SkillId.CombatMastery);
}
// TODO: Check duration
var attackResult = false;
var target = creature.Region.GetCreature(targetEntityId);
if (target != null && !creature.IsStunned && creature.CanTarget(target))
{
var pos = creature.GetPosition();
var targetPos = target.GetPosition();
var inRange = pos.InRange(targetPos, creature.AttackRangeFor(target));
if (!inRange)
{
var telePos = pos.GetRelative(targetPos, -creature.AttackRangeFor(target) + 100);
// Check teleport distance
if (pos.GetDistance(telePos) > skill.RankData.Var3 + 100)
{
Send.Notice(creature, "Out of range");
}
else
{
Send.Effect(creature, Effect.SilentMoveTeleport, targetEntityId, (byte)0);
creature.SetPosition(telePos.X, telePos.Y);
Send.SkillTeleport(creature, telePos.X, telePos.Y);
inRange = true;
}
}
if (inRange)
{
attackResult = (_cm.Use(creature, skill, targetEntityId) == CombatSkillResult.Okay);
}
}
Send.CombatAttackR(creature, attackResult);
Send.SkillUse(creature, skill.Info.Id, targetEntityId, unk1, unk2);
}
/// <summary>
/// Uses WM, attacking targets.
/// </summary>
/// <param name="attacker"></param>
/// <param name="skill"></param>
/// <param name="targetAreaId"></param>
/// <param name="unkInt1"></param>
/// <param name="unkInt2"></param>
public void Use(Creature attacker, Skill skill, long targetAreaId, int unkInt1, int unkInt2)
{
var range = this.GetRange(attacker, skill);
var targets = attacker.GetTargetableCreaturesInRange(range, TargetableOptions.AddAttackRange);
// Check targets
if (targets.Count == 0)
{
Send.Notice(attacker, Localization.Get("There isn't a target nearby to use that on."));
Send.SkillUseSilentCancel(attacker);
return;
}
// Create actions
var cap = new CombatActionPack(attacker, skill.Info.Id);
var aAction = new AttackerAction(CombatActionType.SpecialHit, attacker, targetAreaId);
aAction.Set(AttackerOptions.Result);
aAction.Stun = CombatMastery.GetAttackerStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
cap.Add(aAction);
var survived = new List <Creature>();
var rnd = RandomProvider.Get();
// Check crit
var crit = false;
if (attacker.Skills.Has(SkillId.CriticalHit, SkillRank.RF))
{
crit = (rnd.Next(100) < attacker.GetTotalCritChance(0));
}
// Handle all targets
foreach (var target in targets)
{
target.StopMove();
var tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, skill.Info.Id);
tAction.Delay = 300; // Usually 300, sometimes 350?
// Calculate damage
var damage = attacker.GetRndTotalDamage();
damage *= skill.RankData.Var1 / 100f;
// Elementals
damage *= attacker.CalculateElementalDamageMultiplier(target);
// Crit bonus
if (crit)
{
CriticalHit.Handle(attacker, 100, ref damage, tAction);
}
// Handle skills and reductions
SkillHelper.HandleDefenseProtection(target, ref damage);
SkillHelper.HandleConditions(attacker, target, ref damage);
Defense.Handle(aAction, tAction, ref damage);
ManaShield.Handle(target, ref damage, tAction);
HeavyStander.Handle(attacker, target, ref damage, tAction);
// Clean Hit if not defended nor critical
if (tAction.SkillId != SkillId.Defense && !tAction.Has(TargetOptions.Critical))
{
tAction.Set(TargetOptions.CleanHit);
}
// Take damage if any is left
if (damage > 0)
{
target.TakeDamage(tAction.Damage = damage, attacker);
}
// Knock down on deadly
if (target.Conditions.Has(ConditionsA.Deadly))
{
tAction.Set(TargetOptions.KnockDown);
tAction.Stun = CombatMastery.GetTargetStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
}
// Finish if dead, knock down if not defended
if (target.IsDead)
{
tAction.Set(TargetOptions.KnockDownFinish);
}
else if (tAction.SkillId != SkillId.Defense)
{
tAction.Set(TargetOptions.KnockDown);
}
// Anger Management
if (!target.IsDead)
{
survived.Add(target);
}
// Stun and shove if not defended
if (target.IsDead || tAction.SkillId != SkillId.Defense || target.Conditions.Has(ConditionsA.Deadly))
{
tAction.Stun = CombatMastery.GetTargetStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
target.Stability = Creature.MinStability;
attacker.Shove(target, KnockbackDistance);
}
// Add action
cap.Add(tAction);
}
// Update current weapon
SkillHelper.UpdateWeapon(attacker, targets.FirstOrDefault(), ProficiencyGainType.Melee, attacker.RightHand, attacker.LeftHand);
// Only select a random aggro if there is no aggro yet,
// WM only aggroes one target at a time.
if (survived.Count != 0 && attacker.Region.CountAggro(attacker) < 1)
{
var aggroTarget = survived.Random();
aggroTarget.Aggro(attacker);
}
// Reduce life in old combat system
if (!AuraData.FeaturesDb.IsEnabled("CombatSystemRenewal"))
{
var amount = (attacker.LifeMax < 10 ? 2 : attacker.LifeMax / 10);
attacker.ModifyLife(-amount);
// TODO: Invincibility
}
// Spin it~
Send.UseMotion(attacker, 8, 4);
cap.Handle();
Send.SkillUse(attacker, skill.Info.Id, targetAreaId, unkInt1, unkInt2);
skill.Stacks = 0;
}
/// <summary>
/// Handles using the skill.
/// </summary>
/// <param name="attacker"></param>
/// <param name="skill"></param>
/// <param name="targetAreaId"></param>
/// <param name="unkInt1"></param>
/// <param name="unkInt2"></param>
public void Use(Creature attacker, Skill skill, long targetAreaId, int unkInt1, int unkInt2)
{
var range = this.GetRange(attacker, skill);
var targets = attacker.GetTargetableCreaturesInRange(range, true);
var rnd = RandomProvider.Get();
// Create actions
var cap = new CombatActionPack(attacker, skill.Info.Id);
var aAction = new AttackerAction(CombatActionType.Attacker, attacker, skill.Info.Id, targetAreaId);
aAction.Set(AttackerOptions.Result);
aAction.Stun = AttackerStun;
cap.Add(aAction);
foreach (var target in targets)
{
// Check if hit
var hitChance = this.GetHitChance(attacker, target, skill);
if (rnd.Next(0, 100) > hitChance)
{
continue;
}
target.StopMove();
var tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, skill.Info.Id);
tAction.Set(TargetOptions.Result);
tAction.Delay = 300;
// Calculate damage
var damage = this.GetDamage(attacker, skill);
// Handle skills and reductions
CriticalHit.Handle(attacker, attacker.GetTotalCritChance(0), ref damage, tAction);
SkillHelper.HandleDefenseProtection(target, ref damage);
ManaShield.Handle(target, ref damage, tAction);
// Clean Hit if not critical
if (!tAction.Has(TargetOptions.Critical))
{
tAction.Set(TargetOptions.CleanHit);
}
// Take damage if any is left
if (damage > 0)
{
target.TakeDamage(tAction.Damage = damage, attacker);
}
// Finish if dead, knock down if not defended
if (target.IsDead)
{
tAction.Set(TargetOptions.KnockDownFinish);
}
else
{
tAction.Set(TargetOptions.KnockDown);
}
// Anger Management
if (!target.IsDead)
{
target.Aggro(attacker);
}
// Stun & knock down
tAction.Stun = CombatMastery.GetTargetStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
target.Stability = Creature.MinStability;
// Add action
cap.Add(tAction);
}
Send.UseMotion(attacker, 10, 1);
cap.Handle();
Send.SkillUse(attacker, skill.Info.Id, targetAreaId, unkInt1, unkInt2);
}
/// <summary>
/// Uses WM, attacking targets.
/// </summary>
/// <param name="attacker"></param>
/// <param name="skill"></param>
/// <param name="packet"></param>
public void Use(Creature attacker, Skill skill, Packet packet)
{
var targetAreaId = packet.GetLong();
var unkInt1 = packet.GetInt();
var unkInt2 = packet.GetInt();
var range = this.GetRange(attacker, skill);
var targets = attacker.GetTargetableCreaturesInRange(range);
// Check targets
if (targets.Count == 0)
{
Send.Notice(attacker, Localization.Get("There isn't a target nearby to use that on."));
Send.SkillUseSilentCancel(attacker);
return;
}
// Create actions
var cap = new CombatActionPack(attacker, skill.Info.Id);
var aAction = new AttackerAction(CombatActionType.SpecialHit, attacker, skill.Info.Id, targetAreaId);
aAction.Set(AttackerOptions.Result);
cap.Add(aAction);
var survived = new List <Creature>();
foreach (var target in targets)
{
target.StopMove();
var tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, skill.Info.Id);
tAction.Delay = 300; // Usually 300, sometimes 350?
// Calculate damage and crit
var damage = attacker.GetRndTotalDamage();
var critChance = attacker.CriticalBase;
damage *= skill.RankData.Var1 / 100f;
// Handle skills and reductions
CriticalHit.Handle(attacker, critChance, ref damage, tAction);
SkillHelper.HandleDefenseProtection(target, ref damage);
Defense.Handle(aAction, tAction, ref damage);
ManaShield.Handle(target, ref damage, tAction);
// Clean Hit if not defended nor critical
if (!tAction.Is(CombatActionType.Defended) && !tAction.Has(TargetOptions.Critical))
{
tAction.Set(TargetOptions.CleanHit);
}
// Take damage if any is left
if (damage > 0)
{
target.TakeDamage(tAction.Damage = damage, attacker);
}
// Finish if dead, knock down if not defended
if (target.IsDead)
{
tAction.Set(TargetOptions.KnockDownFinish);
}
else if (!tAction.Is(CombatActionType.Defended))
{
tAction.Set(TargetOptions.KnockDown);
}
// Anger Management
if (!target.IsDead)
{
survived.Add(target);
}
// Stun & knock back
aAction.Stun = CombatMastery.GetAttackerStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
if (!tAction.Is(CombatActionType.Defended))
{
tAction.Stun = CombatMastery.GetTargetStun(attacker.AverageKnockCount, attacker.AverageAttackSpeed, true);
target.Stability = Creature.MinStability;
attacker.Shove(target, KnockbackDistance);
}
// Add action
cap.Add(tAction);
}
// Only select a random aggro if there is no aggro yet,
// WM only aggroes one target at a time.
if (survived.Count != 0 && attacker.Region.CountAggro(attacker) < 1)
{
var rnd = RandomProvider.Get();
var aggroTarget = survived.Random();
aggroTarget.Aggro(attacker);
}
// Spin it~
Send.UseMotion(attacker, 8, 4);
cap.Handle();
Send.SkillUse(attacker, skill.Info.Id, targetAreaId, unkInt1, unkInt2);
skill.Stacks = 0;
}
/// <summary>
/// Handles skill usage.
/// </summary>
/// <param name="creature"></param>
/// <param name="skill"></param>
/// <param name="packet"></param>
public void Use(Creature creature, Skill skill, Packet packet)
{
var targetEntityId = packet.GetLong();
// Similar to WM there is a case where these aren't sent.
// Apparently this can happen if you activate the skill while
// targetting an enemy.
var unk1 = (packet.Peek() != PacketElementType.None ? packet.GetInt() : 0);
var unk2 = (packet.Peek() != PacketElementType.None ? packet.GetInt() : 0);
if (_cm == null)
_cm = ChannelServer.Instance.SkillManager.GetHandler<CombatMastery>(SkillId.CombatMastery);
// TODO: Check duration
var attackResult = false;
var target = creature.Region.GetCreature(targetEntityId);
if (target != null && !creature.IsStunned && creature.CanTarget(target))
{
var pos = creature.GetPosition();
var targetPos = target.GetPosition();
var inRange = pos.InRange(targetPos, creature.AttackRangeFor(target));
if (!inRange)
{
var telePos = pos.GetRelative(targetPos, -creature.AttackRangeFor(target) + 100);
// Check teleport distance
if (pos.GetDistance(telePos) > skill.RankData.Var3 + 100)
{
Send.Notice(creature, "Out of range");
}
else
{
Send.Effect(creature, Effect.SilentMoveTeleport, targetEntityId, (byte)0);
creature.SetPosition(telePos.X, telePos.Y);
Send.SkillTeleport(creature, telePos.X, telePos.Y);
inRange = true;
}
}
if (inRange)
attackResult = (_cm.Use(creature, skill, targetEntityId) == CombatSkillResult.Okay);
}
Send.CombatAttackR(creature, attackResult);
Send.SkillUse(creature, skill.Info.Id, targetEntityId, unk1, unk2);
}
public CombatSkillResult UseWithoutRangeCheck(Creature attacker, Skill skill, long targetEntityId, Creature mainTarget, SkillId interceptingSkillId = SkillId.None)
{
//Against Smash
Skill smash = mainTarget.Skills.Get(SkillId.Smash);
if (interceptingSkillId == SkillId.None && smash != null && mainTarget.Skills.IsReady(SkillId.Smash))
{
interceptingSkillId = SkillId.Smash;
}
var rightWeapon = attacker.Inventory.RightHand;
var leftWeapon = attacker.Inventory.LeftHand;
var dualWield = (rightWeapon != null && leftWeapon != null && leftWeapon.Data.WeaponType != 0 && (leftWeapon.HasTag("/weapon/edged/") || leftWeapon.HasTag("/weapon/blunt/")));
// Against Combat Mastery
Skill combatMastery = mainTarget.Skills.Get(SkillId.CombatMastery);
var simultaneousAttackStun = 0;
if (interceptingSkillId == SkillId.None)
{
if (combatMastery != null && (mainTarget.Skills.ActiveSkill == null || mainTarget.Skills.ActiveSkill == combatMastery || mainTarget.Skills.IsReady(SkillId.FinalHit)) && mainTarget.IsInBattleStance && mainTarget.Target == attacker && mainTarget.AttemptingAttack && (!mainTarget.IsStunned || mainTarget.IsKnockedDown))
{
var attackerStunTime = CombatMastery.GetAttackerStun(attacker, attacker.RightHand, false);
var mainTargetStunTime = CombatMastery.GetAttackerStun(mainTarget, mainTarget.Inventory.RightHand, false);
var slowestStun = CombatMastery.GetAttackerStun(1, AttackSpeed.VerySlow, false);
var additionalStun = slowestStun + (CombatMastery.GetAttackerStun(5, AttackSpeed.VeryFast, false) / 2); //Fastest stun divided by two so that the fastest stun doesn't always beat out the slowest stun. The addition is so that the subtration (Ex. additionalStun - attackerStunTime) ends in the desired range.
var formulaMultiplier = 320; //Multiplier to keep the result reasonable, found through trial and error?
var formulaEqualizer = 50; //Balances the subtraction to keep the result in a reasonable range and balanced out no matter the order.
double chances = ((((additionalStun - attackerStunTime) / slowestStun) * formulaMultiplier) - (((additionalStun - mainTargetStunTime) / slowestStun) * formulaMultiplier)) + formulaEqualizer; //Probability in percentage that you will not lose.
chances = Math2.Clamp(0.0, 99.0, chances); //Cap the stun, just in case.
if (((mainTarget.LastKnockedBackBy == attacker && mainTarget.KnockDownTime > attacker.KnockDownTime && mainTarget.KnockDownTime.AddMilliseconds(mainTargetStunTime) > DateTime.Now ||
/*attackerStunTime > initialTargetStunTime && */
!Math2.Probability(chances) && !(attacker.LastKnockedBackBy == mainTarget && attacker.KnockDownTime > mainTarget.KnockDownTime && attacker.KnockDownTime.AddMilliseconds(attackerStunTime) > DateTime.Now))))
{
if (!Math2.Probability(chances)) //Probability in percentage that it will be an interception instead of a double hit. Always in favor of the faster attacker.
{
if (mainTarget.CanTarget(attacker) && mainTarget.Can(Locks.Attack)) //TODO: Add Hit lock when available.
{
var skillHandler = ChannelServer.Instance.SkillManager.GetHandler <ICombatSkill>(combatMastery.Info.Id);
if (skillHandler == null)
{
Log.Error("CombatMastery.Use: Target's skill handler not found for '{0}'.", combatMastery.Info.Id);
return(CombatSkillResult.Okay);
}
((CombatMastery)skillHandler).UseWithoutRangeCheck(mainTarget, combatMastery, attacker.EntityId, attacker, SkillId.CombatMastery);
return(CombatSkillResult.Okay);
}
}
else
{
interceptingSkillId = SkillId.CombatMastery;
if (mainTarget.CanTarget(attacker) && mainTarget.Can(Locks.Attack)) //TODO: Add Hit lock when available.
{
var skillHandler = ChannelServer.Instance.SkillManager.GetHandler <ICombatSkill>(combatMastery.Info.Id);
if (skillHandler == null)
{
Log.Error("CombatMastery.Use: Target's skill handler not found for '{0}'.", combatMastery.Info.Id);
}
else
{
((CombatMastery)skillHandler).UseWithoutRangeCheck(mainTarget, combatMastery, attacker.EntityId, attacker, SkillId.CombatMastery);
simultaneousAttackStun = attacker.Stun;
attacker.Stun = 0;
}
}
}
}
else
{
if (Math2.Probability(chances)) //Probability in percentage that it will be an interception instead of a double hit. Always in favor of the faster attacker.
{
interceptingSkillId = SkillId.CombatMastery;
}
else
{
interceptingSkillId = SkillId.CombatMastery;
if (mainTarget.CanTarget(attacker) && mainTarget.Can(Locks.Attack)) //TODO: Add Hit lock when available.
{
var skillHandler = ChannelServer.Instance.SkillManager.GetHandler <ICombatSkill>(combatMastery.Info.Id);
if (skillHandler == null)
{
Log.Error("CombatMastery.Use: Target's skill handler not found for '{0}'.", combatMastery.Info.Id);
}
else
{
((CombatMastery)skillHandler).UseWithoutRangeCheck(mainTarget, combatMastery, attacker.EntityId, attacker, SkillId.CombatMastery);
simultaneousAttackStun = attacker.Stun;
attacker.Stun = 0;
}
}
}
}
}
}
attacker.StopMove();
mainTarget.StopMove();
// Get targets, incl. splash.
var targets = new HashSet <Creature>()
{
mainTarget
};
targets.UnionWith(attacker.GetTargetableCreaturesInCone(mainTarget.GetPosition(), attacker.GetTotalSplashRadius(), attacker.GetTotalSplashAngle()));
// Counter
if (Counterattack.Handle(targets, attacker))
{
return(CombatSkillResult.Okay);
}
var magazine = attacker.Inventory.Magazine;
var maxHits = (byte)(attacker.IsDualWielding ? 2 : 1);
int prevId = 0;
var knockedBackTargets = new HashSet <long>();
for (byte i = 1; i <= maxHits; ++i)
{
var weapon = (i == 1 ? rightWeapon : leftWeapon);
var weaponIsKnuckle = (weapon != null && weapon.Data.HasTag("/knuckle/"));
AttackerAction aAction;
if (interceptingSkillId == SkillId.Smash)
{
aAction = new AttackerAction(CombatActionType.SimultaneousHit, attacker, targetEntityId);
}
else if (interceptingSkillId == SkillId.CombatMastery)
{
aAction = new AttackerAction(CombatActionType.SimultaneousHit, attacker, targetEntityId);
}
else
{
aAction = new AttackerAction(CombatActionType.Attacker, attacker, targetEntityId);
}
aAction.Set(AttackerOptions.Result);
if (attacker.IsDualWielding)
{
aAction.Set(AttackerOptions.DualWield);
aAction.WeaponParameterType = (byte)(i == 1 ? 2 : 1);
}
var cap = new CombatActionPack(attacker, skill.Info.Id);
if (interceptingSkillId != SkillId.Smash)
{
cap.Add(aAction);
}
cap.Hit = i;
cap.Type = (attacker.IsDualWielding ? CombatActionPackType.TwinSwordAttack : CombatActionPackType.NormalAttack);
cap.PrevId = prevId;
prevId = cap.Id;
var mainDamage = (i == 1 ? attacker.GetRndRightHandDamage() : attacker.GetRndLeftHandDamage());
foreach (var target in targets)
{
// Skip targets that were knocked back, as they aren't in
// range anymore.
if (knockedBackTargets.Contains(target.EntityId))
{
continue;
}
target.StopMove();
TargetAction tAction;
if (target == mainTarget)
{
if (interceptingSkillId == SkillId.Smash)
{
tAction = new TargetAction(CombatActionType.CounteredHit, target, attacker, SkillId.Smash);
}
else if (interceptingSkillId == SkillId.CombatMastery)
{
tAction = new TargetAction(CombatActionType.CounteredHit, target, attacker, target.Skills.IsReady(SkillId.FinalHit) ? SkillId.FinalHit : SkillId.CombatMastery);
}
else
{
tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, target.Skills.IsReady(SkillId.FinalHit) ? SkillId.FinalHit : SkillId.CombatMastery);
}
}
else
{
tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, target.Skills.IsReady(SkillId.FinalHit) ? SkillId.FinalHit : SkillId.CombatMastery);
}
tAction.Set(TargetOptions.Result);
cap.Add(tAction);
if (target == mainTarget && interceptingSkillId == SkillId.Smash)
{
cap.Add(aAction);
}
// Base damage
var damage = mainDamage;
// Elementals
damage *= attacker.CalculateElementalDamageMultiplier(target);
// Splash modifier
if (target != mainTarget)
{
damage *= attacker.GetSplashDamage(weapon);
}
// Critical Hit
var critChance = (i == 1 ? attacker.GetRightCritChance(target.Protection) : attacker.GetLeftCritChance(target.Protection));
CriticalHit.Handle(attacker, critChance, ref damage, tAction);
// Subtract target def/prot
SkillHelper.HandleDefenseProtection(target, ref damage);
// Conditions
SkillHelper.HandleConditions(attacker, target, ref damage);
// Defense
Defense.Handle(aAction, tAction, ref damage);
// Mana Shield
ManaShield.Handle(target, ref damage, tAction);
// Heavy Stander
// Can only happen on the first hit
var pinged = (cap.Hit == 1 && HeavyStander.Handle(attacker, target, ref damage, tAction));
// Deal with it!
if (damage > 0)
{
target.TakeDamage(tAction.Damage = damage, attacker);
SkillHelper.HandleInjury(attacker, target, damage);
}
// Knock down on deadly
if (target.Conditions.Has(ConditionsA.Deadly))
{
tAction.Set(TargetOptions.KnockDown);
tAction.Stun = GetTargetStun(attacker, weapon, tAction.IsKnockBack);
}
// Aggro
if (target == mainTarget)
{
target.Aggro(attacker);
}
// Evaluate caused damage
if (!target.IsDead)
{
if (tAction.SkillId != SkillId.Defense)
{
target.Stability -= this.GetStabilityReduction(attacker, weapon) / maxHits;
// React normal for CombatMastery, knock down if
// FH and not dual wield, don't knock at all if dual.
if (skill.Info.Id != SkillId.FinalHit)
{
// Originally we thought you knock enemies back, unless it's a critical
// hit, but apparently you knock *down* under normal circumstances.
// More research to be done.
if (target.IsUnstable && target.Is(RaceStands.KnockBackable))
{
//tAction.Set(tAction.Has(TargetOptions.Critical) ? TargetOptions.KnockDown : TargetOptions.KnockBack);
tAction.Set(TargetOptions.KnockDown);
}
}
else if (!attacker.IsDualWielding && !weaponIsKnuckle && target.Is(RaceStands.KnockBackable))
{
target.Stability = Creature.MinStability;
tAction.Set(TargetOptions.KnockDown);
}
}
}
else
{
tAction.Set(TargetOptions.FinishingKnockDown);
}
// React to knock back
if (tAction.IsKnockBack)
{
attacker.Shove(target, KnockBackDistance);
if (target == mainTarget)
{
aAction.Set(AttackerOptions.KnockBackHit2);
}
knockedBackTargets.Add(target.EntityId);
}
// Set stun time if not defended, Defense handles the stun
// in case the target used it.
if (tAction.SkillId != SkillId.Defense)
{
if (target == mainTarget)
{
aAction.Stun = GetAttackerStun(attacker, weapon, tAction.IsKnockBack && skill.Info.Id != SkillId.FinalHit);
}
tAction.Stun = GetTargetStun(attacker, weapon, tAction.IsKnockBack);
}
if (target == mainTarget)
{
// Set increased stun if target pinged
if (pinged)
{
aAction.Stun = GetAttackerStun(attacker, weapon, true);
}
// Second hit doubles stun time for normal hits
if (cap.Hit == 2 && !tAction.IsKnockBack && !pinged)
{
aAction.Stun *= 2;
}
// Update current weapon
SkillHelper.UpdateWeapon(attacker, target, ProficiencyGainType.Melee, weapon);
// Consume stamina for weapon
var staminaUsage = (rightWeapon != null && rightWeapon.Data.StaminaUsage != 0 ? rightWeapon.Data.StaminaUsage : 0.7f) + (dualWield ? leftWeapon.Data.StaminaUsage : 0f);
if (attacker.Stamina < staminaUsage)
{
Send.Notice(attacker, Localization.Get("Your stamina is too low to fight properly!"));
}
attacker.Stamina -= staminaUsage;
// No second hit if defended, pinged, or knocked back
if (tAction.IsKnockBack || tAction.SkillId == SkillId.Defense || pinged)
{
// Set to 1 to prevent second run
maxHits = 1;
// Remove dual wield option if last hit doesn't come from
// the second weapon. If this isn't done, the client shows
// the second hit.
if (cap.Hit != 2)
{
aAction.Options &= ~AttackerOptions.DualWield;
}
}
// Reduce attacker's knockback stun in new combat, to allow
// movement after sooner.
// It's unknown when exactly this was added, but older EU logs
// don't have this packet, so we'll assume it was part of the the
// new combat, which's purpose was to be faster.
// Sending the packet appears to reset the movement lock, and
// officials seem to send this about 1s after the attack, for
// an effective 1s movement lock after an attack.
// If it's send for non-knockback hits, it can add a delay,
// maybe increasing the time of the lock, like for dual-wielding.
if (AuraData.FeaturesDb.IsEnabled("CombatSystemRenewal"))
{
if (tAction.IsKnockBack)
{
Task.Delay(1000).ContinueWith(_ =>
Send.CharacterLockUpdate(attacker, 18, 1500));
}
}
}
}
// Handle
cap.Handle();
}
attacker.AttemptingAttack = false;
return(CombatSkillResult.Okay);
}
public void Use(Creature creature, Skill skill, long targetEntityId, int unk1, int unk2)
{
if (_cm == null)
_cm = ChannelServer.Instance.SkillManager.GetHandler<CombatMastery>(SkillId.CombatMastery);
var attackResult = false;
var target = creature.Region.GetCreature(targetEntityId);
if (target != null && !creature.IsStunned && !creature.IsOnAttackDelay && creature.CanTarget(target) && creature.CanAttack(target))
{
var pos = creature.GetPosition();
var targetPos = target.GetPosition();
var inRange = (pos.InRange(targetPos, creature.AttackRangeFor(target))
&& !creature.Region.Collisions.Any(pos, targetPos) // Check collisions between position
&& !target.Conditions.Has(ConditionsA.Invisible)); // Check visiblility (GM)
if (!inRange && !target.IsNotReadyToBeHit)
{
var telePos = pos.GetRelative(targetPos, -creature.AttackRangeFor(target) + 100);
// Check teleport distance
if (pos.GetDistance(telePos) > skill.RankData.Var3 + 100)
{
Send.Notice(creature, "Out of range");
}
else
{
Send.Effect(creature, Effect.SilentMoveTeleport, targetEntityId, (byte)0);
creature.SetPosition(telePos.X, telePos.Y);
Send.SkillTeleport(creature, telePos.X, telePos.Y);
inRange = true;
}
}
if (inRange)
attackResult = (_cm.Use(creature, skill, targetEntityId) == CombatSkillResult.Okay);
}
Send.CombatAttackR(creature, attackResult);
Send.SkillUse(creature, skill.Info.Id, targetEntityId, unk1, unk2);
}
/// <summary>
/// Handles skill usage while ignoring range.
/// </summary>
/// <param name="attacker"></param>
/// <param name="skill"></param>
/// <param name="targetEntityId"></param>
/// <returns></returns>
public CombatSkillResult UseWithoutRangeCheck(Creature attacker, Skill skill, long targetEntityId, Creature mainTarget, SkillId interceptingSkillId = SkillId.None)
{
// Against Normal Attack
Skill combatMastery = mainTarget.Skills.Get(SkillId.CombatMastery);
if (interceptingSkillId == SkillId.None && combatMastery != null && (mainTarget.Skills.ActiveSkill == null || mainTarget.Skills.ActiveSkill == combatMastery || mainTarget.Skills.IsReady(SkillId.FinalHit)) && mainTarget.IsInBattleStance && mainTarget.Target == attacker && mainTarget.AttemptingAttack && (!mainTarget.IsStunned || mainTarget.IsKnockedDown))
{
if (mainTarget.CanTarget(attacker) && mainTarget.Can(Locks.Attack)) //TODO: Add Hit lock when available.
{
var skillHandler = ChannelServer.Instance.SkillManager.GetHandler <ICombatSkill>(combatMastery.Info.Id);
if (skillHandler == null)
{
Log.Error("Smash.Use: Target's skill handler not found for '{0}'.", combatMastery.Info.Id);
return(CombatSkillResult.Okay);
}
((CombatMastery)skillHandler).UseWithoutRangeCheck(mainTarget, combatMastery, attacker.EntityId, attacker, SkillId.Smash);
return(CombatSkillResult.Okay);
}
}
// Against Smash
Skill smash = mainTarget.Skills.Get(SkillId.Smash);
if (interceptingSkillId == SkillId.None && smash != null && mainTarget.Skills.IsReady(SkillId.Smash) && mainTarget.IsInBattleStance && mainTarget.Target == attacker && !mainTarget.IsStunned)
{
var attackerStunTime = CombatMastery.GetAttackerStun(attacker, attacker.RightHand, false);
var mainTargetStunTime = CombatMastery.GetAttackerStun(mainTarget, mainTarget.Inventory.RightHand, false);
var slowestStun = CombatMastery.GetAttackerStun(1, AttackSpeed.VerySlow, false);
var additionalStun = slowestStun + (CombatMastery.GetAttackerStun(5, AttackSpeed.VeryFast, false) / 2); //Fastest stun divided by two so that the fastest stun doesn't always beat out the slowest stun. The addition is so that the subtration (Ex. additionalStun - attackerStunTime) ends in the desired range.
var formulaMultiplier = 320; //Multiplier to keep the result reasonable, found through trial and error?
var formulaEqualizer = 50; //Balances the subtraction to keep the result in a reasonable range and balanced out no matter the order.
double chances = ((((additionalStun - attackerStunTime) / slowestStun) * formulaMultiplier) - (((additionalStun - mainTargetStunTime) / slowestStun) * formulaMultiplier)) + formulaEqualizer; //Probability in percentage that you will not lose.
chances = Math2.Clamp(0.0, 99.0, chances); //Cap the stun, just in case.
if (((mainTarget.LastKnockedBackBy == attacker && mainTarget.KnockDownTime > attacker.KnockDownTime && mainTarget.KnockDownTime.AddMilliseconds(mainTargetStunTime) > DateTime.Now ||
/*attackerStunTime > initialTargetStunTime && */
!(attacker.LastKnockedBackBy == mainTarget && attacker.KnockDownTime > mainTarget.KnockDownTime && attacker.KnockDownTime.AddMilliseconds(attackerStunTime) > DateTime.Now))))
{
if (mainTarget.CanTarget(attacker) && mainTarget.Can(Locks.Attack)) //TODO: Add Hit lock when available.
{
var skillHandler = ChannelServer.Instance.SkillManager.GetHandler <ICombatSkill>(smash.Info.Id);
if (skillHandler == null)
{
Log.Error("Smash.Use: Target's skill handler not found for '{0}'.", smash.Info.Id);
return(CombatSkillResult.Okay);
}
((Smash)skillHandler).UseWithoutRangeCheck(mainTarget, smash, attacker.EntityId, attacker, SkillId.Smash);
return(CombatSkillResult.Okay);
}
}
else
{
interceptingSkillId = SkillId.Smash;
}
}
// Stop movement
attacker.StopMove();
mainTarget.StopMove();
// Get targets, incl. splash.
// Splash happens from r5 onwards, but we'll base it on Var4,
// which is the splash damage and first != 0 on r5.
var targets = new HashSet <Creature>()
{
mainTarget
};
if (skill.RankData.Var4 != 0)
{
targets.UnionWith(attacker.GetTargetableCreaturesInCone(mainTarget.GetPosition(), attacker.GetTotalSplashRadius(), attacker.GetTotalSplashAngle()));
}
// Counter
if (Counterattack.Handle(targets, attacker))
{
return(CombatSkillResult.Okay);
}
// Prepare combat actions
var aAction = new AttackerAction(CombatActionType.HardHit, attacker, targetEntityId);
aAction.Set(AttackerOptions.Result | AttackerOptions.KnockBackHit2);
aAction.Stun = StunTime;
var cap = new CombatActionPack(attacker, skill.Info.Id);
// Calculate damage
var mainDamage = this.GetDamage(attacker, skill);
foreach (var target in targets)
{
// Stop movement
target.StopMove();
TargetAction tAction;
if (target == mainTarget)
{
if (interceptingSkillId == SkillId.Smash)
{
aAction.Options |= AttackerOptions.Result;
tAction = new TargetAction(CombatActionType.CounteredHit, target, attacker, SkillId.Smash);
}
else
{
tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, skill.Info.Id);
}
}
else
{
tAction = new TargetAction(CombatActionType.TakeHit, target, attacker, skill.Info.Id);
}
tAction.Set(TargetOptions.Result | TargetOptions.Smash);
cap.Add(tAction);
if (target == mainTarget)
{
cap.Add(aAction);
}
// Damage
var damage = mainDamage;
// Elementals
damage *= attacker.CalculateElementalDamageMultiplier(target);
// Splash modifier
if (target != mainTarget)
{
damage *= (skill.RankData.Var4 / 100f);
}
// Critical Hit
var critChance = this.GetCritChance(attacker, target, skill);
CriticalHit.Handle(attacker, critChance, ref damage, tAction);
// Subtract target def/prot
SkillHelper.HandleDefenseProtection(target, ref damage);
// Conditions
SkillHelper.HandleConditions(attacker, target, ref damage);
// Mana Shield
ManaShield.Handle(target, ref damage, tAction);
// Heavy Stander
HeavyStander.Handle(attacker, target, ref damage, tAction);
// Apply damage
if (damage > 0)
{
target.TakeDamage(tAction.Damage = damage, attacker);
SkillHelper.HandleInjury(attacker, target, damage);
}
// Aggro
if (target == mainTarget)
{
target.Aggro(attacker);
}
if (target.IsDead)
{
tAction.Set(TargetOptions.FinishingHit | TargetOptions.Finished);
}
// Set Stun/Knockback
target.Stun = tAction.Stun = StunTime;
target.Stability = Creature.MinStability;
// Set knockbacked position
attacker.Shove(target, KnockbackDistance);
}
// Response
Send.SkillUseStun(attacker, skill.Info.Id, AfterUseStun, 1);
// Update both weapons
SkillHelper.UpdateWeapon(attacker, mainTarget, ProficiencyGainType.Melee, attacker.RightHand, attacker.LeftHand);
// Action!
cap.Handle();
return(CombatSkillResult.Okay);
}