private void SendChannelEnd()
{
PacketOut Out = new PacketOut((byte)Opcodes.F_USE_ABILITY, 20);
Out.WriteUInt16(0);
Out.WriteUInt16(_channelInfo.Entry);
Out.WriteUInt16(_host.Oid);
Out.WriteUInt16(_channelInfo.ConstantInfo.EffectID);
if (_target != null && !(_target is GroundTarget))
{
Out.WriteUInt16(_target.Oid);
}
else if (_channelInfo?.Range == 0)
{
Out.WriteUInt16(_host.Oid);
}
else
{
Out.WriteUInt16(0);
}
Out.WriteByte(4); // channel end
Out.WriteByte(0);
Out.WriteUInt16(0);
Out.WriteUInt16(_target != null ? (ushort)(_host.GetDistanceToObject(_target, true) * 12) : (ushort)0);
Out.WriteByte(_castSequence);
Out.WriteUInt16(0);
Out.WriteByte(0);
_host.DispatchPacket(Out, true);
Out = new PacketOut((byte)Opcodes.F_CAST_PLAYER_EFFECT, 200);
Out.WriteUInt16(_host.Oid);
Out.WriteUInt16(_host.Oid);
Out.WriteUInt16(_baseEntry);
Out.WriteByte((byte)_channelInfo.ConstantInfo.EffectID);
Out.WriteByte((byte)0); //parried, crit, dodged, etc
Out.WriteByte((byte)0);
Out.WriteByte((byte)0);
_host.DispatchPacket(Out, true);
}
protected void TryUseAbilities()
{
if (_unit.AbtInterface.NPCAbilities == null)
{
return;
}
if (Combat.IsFighting && Combat.CurrentTarget != null && _unit.AbtInterface.CanCastCooldown(0) && TCPManager.GetTimeStampMS() > _nextTryCastTime)
{
long curTimeMs = TCPManager.GetTimeStampMS();
float rangeFactor = _unit.StsInterface.GetStatPercentageModifier(Stats.Range);
uint AllowPercentAbilityCycle = 0;
if (CurTarget != null)
{
var prm = new List <object>()
{
CurTarget
};
_unit.EvtInterface.AddEvent(SetOldTarget, 2000, 1, prm);
CurTarget = null;
}
foreach (NPCAbility ability in _unit.AbtInterface.NPCAbilities)
{
// If ability is set to Active = 0 it will not be played
if (ability.Active == 0)
{
continue;
}
// If target is below MinRange that is set in creature_abilities we don't want to run this particular skill
if (ability.MinRange != 0 && _unit.GetDistanceToObject(_unit.CbtInterface.GetCurrentTarget()) < ability.MinRange)
{
continue;
}
// This disable Shockwave (punt) for Keep Lords that are inside room
if (ability.Entry == 13528 && _unit.GetDistanceToWorldPoint(_unit.WorldSpawnPoint) < 49)
{
continue;
}
if (ability.DisableAtHealthPercent != 0)
{
if (_unit.Health + 1 < (_unit.TotalHealth * ability.DisableAtHealthPercent) / 100)
{
continue;
}
}
if (ability.ActivateAtHealthPercent != 0)
{
// This checks if we can add new ability to ability cycle
if (ability.AbilityCycle == 1 && _unit.Health < (_unit.TotalHealth * ability.ActivateAtHealthPercent) / 100)
{
AllowPercentAbilityCycle = 1;
}
// This checks if we can reset the ability if NPC healed - if it's still on cooldwon, we do not refresh it
if (ability.AbilityCycle == 0 && ability.AbilityUsed == 1 && (_unit.Health > (_unit.TotalHealth * ability.ActivateAtHealthPercent) / 100) && _oneshotPercentCast < curTimeMs)
{
ability.AbilityUsed = 0;
}
// This will play ability after NPC is wounded below X %
if (ability.AbilityCycle == 0 && ability.AbilityUsed == 0 && (_unit.Health < (_unit.TotalHealth * ability.ActivateAtHealthPercent) / 100) && _oneshotPercentCast < curTimeMs)
{
// This set random target if needed
if (ability.RandomTarget == 1)
{
SetRandomTarget();
}
// This list of parameters is passed to the function that delays the cast by 1000 ms
var prms = new List <object>()
{
_unit, ability.Entry, ability.RandomTarget
};
if (ability.Text != "")
{
_unit.Say(ability.Text.Replace("<character name>", _unit.CbtInterface.GetCurrentTarget().Name));
}
_unit.EvtInterface.AddEvent(StartDelayedCast, 1000, 1, prms);
_oneshotPercentCast = TCPManager.GetTimeStampMS() + ability.Cooldown * 1000;
ability.AbilityUsed = 1;
continue;
}
}
if (ability.AutoUse && !_unit.AbtInterface.IsCasting() && ability.CooldownEnd < curTimeMs && _unit.AbtInterface.CanCastCooldown(ability.Entry) && curTimeMs > _combatStart + ability.TimeStart * 1000)
{
uint ExtraRange = 0;
if (Combat != null && Combat.CurrentTarget != null && Combat.CurrentTarget.IsMoving)
{
ExtraRange = 5;
}
if ((ability.Range == 0 || _unit.IsInCastRange(Combat.CurrentTarget, Math.Max(5 + ExtraRange, (uint)(ability.Range * rangeFactor)))))
{
if (ability.ActivateAtHealthPercent == 0 || AllowPercentAbilityCycle == 1)
{
if (!_unit.LOSHit(Combat.CurrentTarget))
{
_nextTryCastTime = TCPManager.GetTimeStampMS() + 1000;
}
else
{
// This set random target if needed
if (ability.RandomTarget == 1)
{
SetRandomTarget();
}
// This list of parameters is passed to the function that delays the cast by 1000 ms
var prms = new List <object>()
{
_unit, ability.Entry, ability.RandomTarget
};
if (ability.Text != "")
{
_unit.Say(ability.Text.Replace("<character name>", _unit.CbtInterface.GetCurrentTarget().Name), ChatLogFilters.CHATLOGFILTERS_MONSTER_SAY);
}
_unit.EvtInterface.AddEvent(StartDelayedCast, 1000, 1, prms);
//_unit.AbtInterface.StartCast(_unit, ability.Entry, 1);
ability.CooldownEnd = curTimeMs + ability.Cooldown * 1000;
}
break;
}
}
else
{
//AbilityInfo abInfo = AbilityMgr.GetAbilityInfo(abilityID);
Chase(_unit.CbtInterface.GetCurrentTarget(), true, true, ability.Range);
}
}
}
}
}
