protected override void OnStateEntry(realm.Entity host, realm.RealmTime time, ref object state)
{
state = new SwirlState()
{
Center = targeted ? Vector2.Zero : new Vector2(host.X, host.Y),
Acquired = !targeted,
};
}
protected override void OnStateEntry(Entity host, RealmTime time, ref object state)
{
state = new SwirlState
{
Center = targeted ? Vector2.Zero : new Vector2(host.X, host.Y),
Acquired = !targeted,
};
}
protected override void TickCore(Entity host, RealmTime time, ref object state)
{
SwirlState s = (SwirlState)state;
Status = CycleStatus.NotStarted;
if (host.HasConditionEffect(ConditionEffects.Paralyzed))
{
return;
}
var period = (int)(1000 * radius / host.GetSpeed(speed) * (2 * Math.PI));
if (!s.Acquired &&
s.RemainingTime <= 0 &&
targeted)
{
var entity = host.GetNearestEntity(acquireRange, null);
if (entity != null && entity.X != host.X && entity.Y != host.Y)
{
//find circle which pass through host and player pos
var l = entity.Dist(host);
var hx = (host.X + entity.X) / 2;
var hy = (host.Y + entity.Y) / 2;
var c = Math.Sqrt(Math.Abs(radius * radius - l * l) / 4);
s.Center = new Vector2(
(float)(hx + c * (host.Y - entity.Y) / l),
(float)(hy + c * (entity.X - host.X) / l));
s.RemainingTime = period;
s.Acquired = true;
}
else
{
s.Acquired = false;
}
}
else if (s.RemainingTime <= 0 || (s.RemainingTime - period > 200 && host.GetNearestEntity(2, null) != null))
{
if (targeted)
{
s.Acquired = false;
var entity = host.GetNearestEntity(acquireRange, null);
if (entity != null)
{
s.RemainingTime = 0;
}
else
{
s.RemainingTime = 5000;
}
}
else
{
s.RemainingTime = 5000;
}
}
else
{
s.RemainingTime -= time.thisTickTimes;
}
double angle;
if (host.Y == s.Center.Y && host.X == s.Center.X)//small offset
{
angle = Math.Atan2(host.Y - s.Center.Y + (Random.NextDouble() * 2 - 1), host.X - s.Center.X + (Random.NextDouble() * 2 - 1));
}
else
{
angle = Math.Atan2(host.Y - s.Center.Y, host.X - s.Center.X);
}
var spd = host.GetSpeed(speed) * (s.Acquired ? 1 : 0.2);
var angularSpd = spd / radius;
angle += angularSpd * (time.thisTickTimes / 1000f);
double x = s.Center.X + Math.Cos(angle) * radius;
double y = s.Center.Y + Math.Sin(angle) * radius;
Vector2 vect = new Vector2((float)x, (float)y) - new Vector2(host.X, host.Y);
vect.Normalize();
vect *= (float)spd * (time.thisTickTimes / 1000f);
host.ValidateAndMove(host.X + vect.X, host.Y + vect.Y);
host.UpdateCount++;
Status = CycleStatus.InProgress;
state = s;
}
