/// <summary>
/// Gets prediction result
/// </summary>
/// <param name="target">Target</param>
/// <param name="width">Vector width</param>
/// <param name="delay">Spell delay</param>
/// <param name="vectorSpeed">Vector speed</param>
/// <param name="range">Spell range</param>
/// <param name="vectorLenght">Vector lenght</param>
/// <param name="path">Waypoints of target</param>
/// <param name="avgt">Average reaction time (in ms)</param>
/// <param name="movt">Passed time from last movement change (in ms)</param>
/// <param name="avgp">Average Path Lenght</param>
/// <param name="rangeCheckFrom"></param>
/// <returns>Prediction result as <see cref="Prediction.Vector.Result"/></returns>
public static Result GetPrediction(AIBaseClient target, float width, float delay, float vectorSpeed, float range, float vectorLenght, List <Vector2> path, float avgt, float movt, float avgp, Vector2 rangeCheckFrom)
{
Prediction.AssertInitializationMode();
Result result = new Result();
//auto aoe hit (2 hits with using one target as from position)
if (target.Type == GameObjectType.AIHeroClient && target.IsValid) //do these calcs if champion kappa
{
if (ObjectManager.Player.CountEnemyHeroesInRange(range) > 0 && ObjectManager.Player.CountEnemyHeroesInRange(range + vectorLenght) > 1) //if there is at least 1 enemy in range && at least 2 enemy which laser can hit
{
Vector2 predPos1 = Prediction.GetFastUnitPosition(target, delay); //get target unit position after delay
foreach (var enemy in GameObjects.EnemyHeroes) //loop all enemies
{
if (enemy.NetworkId != target.NetworkId && enemy.Distance(rangeCheckFrom) < range + vectorLenght) //if enemy is not given target and enemy is hitable by laser
{
Vector2 predPos2 = Prediction.GetFastUnitPosition(enemy, delay); //get enemy unit position after delay
if (predPos1.Distance(rangeCheckFrom) < range) //if target is in range
{
Prediction.Result predRes = LinePrediction.GetPrediction(enemy, width, delay, vectorSpeed, vectorLenght, false, enemy.GetWaypoints(), enemy.AvgMovChangeTime(), enemy.LastMovChangeTime(), enemy.AvgPathLenght(), 360, predPos1 - (predPos1 - rangeCheckFrom).Normalized().Perpendicular() * 30, predPos1 - (predPos1 - rangeCheckFrom).Normalized().Perpendicular() * 30); //get enemy prediciton with from = target's position (a bit backward)
if (predRes.HitChance >= HitChance.Low)
{
return(predRes.AsVectorResult(predPos1 - (predPos1 - rangeCheckFrom).Normalized().Perpendicular() * 30));
}
}
else if (predPos2.Distance(rangeCheckFrom) < range) //if enemy is in range
{
Prediction.Result predRes = LinePrediction.GetPrediction(target, width, delay, vectorSpeed, vectorLenght, false, path, avgt, movt, avgp, 360, predPos2 - (predPos2 - rangeCheckFrom).Normalized().Perpendicular() * 30, predPos2 - (predPos2 - rangeCheckFrom).Normalized().Perpendicular() * 30); //get target prediction with from = enemy's position (a bit backward)
if (predRes.HitChance >= HitChance.Low)
{
return(predRes.AsVectorResult(predPos2 - (predPos2 - rangeCheckFrom).Normalized().Perpendicular() * 30));
}
}
}
}
}
}
Vector2 immobileFrom = rangeCheckFrom + (target.PreviousPosition.ToVector2() - rangeCheckFrom).Normalized() * range;
if (path.Count <= 1) //if target is not moving, easy to hit
{
result.HitChance = HitChance.VeryHigh;
result.CastSourcePosition = immobileFrom;
result.CastTargetPosition = target.PreviousPosition.ToVector2();
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, range, width, delay, vectorSpeed);
if (immobileFrom.Distance(result.CastTargetPosition) > vectorLenght - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
if (target is AIHeroClient)
{
if (((AIHeroClient)target).IsCastingImporantSpell())
{
result.HitChance = HitChance.VeryHigh;
result.CastSourcePosition = immobileFrom;
result.CastTargetPosition = target.PreviousPosition.ToVector2();
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, range, width, delay, vectorSpeed);
//check if target can dodge with moving backward
if (immobileFrom.Distance(result.CastTargetPosition) > range - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
//to do: find a fuking logic
if (avgp < 400 && movt < 100)
{
result.HitChance = HitChance.High;
result.CastTargetPosition = target.PreviousPosition.ToVector2();
result.CastSourcePosition = immobileFrom;
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, range, width, delay, vectorSpeed);
//check if target can dodge with moving backward
if (immobileFrom.Distance(result.CastTargetPosition) > range - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
}
if (target.IsDashing())
{
return(Prediction.GetDashingPrediction(target, width, delay, vectorSpeed, range, false, SpellType.Line, immobileFrom, rangeCheckFrom).AsVectorResult(immobileFrom));
}
if (Utility.IsImmobileTarget(target))
{
return(Prediction.GetImmobilePrediction(target, width, delay, vectorSpeed, range, false, SpellType.Line, immobileFrom, rangeCheckFrom).AsVectorResult(immobileFrom));
}
for (int i = 0; i < path.Count - 1; i++)
{
Vector2 point = Vector2.Zero;
if (path[i].Distance(ObjectManager.Player.PreviousPosition) < range)
{
point = path[i];
}
else
{
point = Geometry.ClosestCirclePoint(rangeCheckFrom, range, path[i]);
}
var res = Prediction.WaypointAnlysis(target, width, delay, vectorSpeed, vectorLenght, false, SpellType.Line, path, avgt, movt, avgp, 360, point);
res.Input = new Prediction.Input(target, delay, vectorSpeed, width, range, false, SpellType.Line, rangeCheckFrom.ToVector3World(), rangeCheckFrom.ToVector3World());
res.Lock();
if (res.HitChance >= HitChance.Low)
{
return(res.AsVectorResult(point));
}
}
result.CastSourcePosition = immobileFrom;
result.CastTargetPosition = target.PreviousPosition.ToVector2();
result.HitChance = HitChance.None;
return(result);
}
/// <summary>
/// Gets Prediction result
/// </summary>
/// <param name="target">Target for spell</param>
/// <param name="width">Spell width</param>
/// <param name="delay">Spell delay</param>
/// <param name="missileSpeed">Spell missile speed</param>
/// <param name="range">Spell range</param>
/// <param name="collisionable">Spell collisionable</param>
/// <param name="type">Spell skillshot type</param>
/// <param name="path">Waypoints of target</param>
/// <param name="avgt">Average reaction time (in ms)</param>
/// <param name="movt">Passed time from last movement change (in ms)</param>
/// <param name="avgp">Average Path Lenght</param>
/// <param name="from">Spell casted position</param>
/// <param name="rangeCheckFrom"></param>
/// <returns>Prediction result as <see cref="Prediction.Result"/></returns>
public static Prediction.Result GetPrediction(AIBaseClient target, float width, float delay, float missileSpeed, float range, bool collisionable, List <Vector2> path, float avgt, float movt, float avgp, float anglediff, Vector2 from, Vector2 rangeCheckFrom, bool arconly = true)
{
Prediction.AssertInitializationMode();
if (arconly)
{
if (target.Distance(from) < width || target.Distance(from) > range * 0.75f)
{
return(CirclePrediction.GetPrediction(target, width, delay, missileSpeed, range, collisionable, path, avgt, movt, avgp, anglediff, from, rangeCheckFrom));
}
var pred = LinePrediction.GetPrediction(target, 80f, delay, missileSpeed, range, collisionable, path, avgt, movt, avgp, anglediff, from, rangeCheckFrom);
if (pred.HitChance >= HitChance.Low)
{
pred.CastPosition = (from + (pred.CastPosition - from).Normalized() * range);
float cos = (float)Math.Cos((1 - pred.UnitPosition.Distance(from) / 820f) * Math.PI / 2);
float sin = (float)Math.Sin((1 - pred.UnitPosition.Distance(from) / 820f) * Math.PI / 2);
float x = cos * (pred.CastPosition.X - from.X) - sin * (pred.CastPosition.Y - from.Y) + from.X;
float y = sin * (pred.CastPosition.X - from.X) + cos * (pred.CastPosition.Y - from.Y) + from.Y;
pred.CastPosition = new Vector2(x, y);
}
return(pred);
}
else
{
Prediction.Result result = new Prediction.Result();
if (path.Count <= 1) //if target is not moving, easy to hit
{
result.HitChance = HitChance.Immobile;
result.CastPosition = target.PreviousPosition.ToVector2();
result.UnitPosition = result.CastPosition;
return(result);
}
if (target is AIHeroClient && ((AIHeroClient)target).IsCastingImporantSpell())
{
result.HitChance = HitChance.Immobile;
result.CastPosition = target.PreviousPosition.ToVector2();
result.UnitPosition = result.CastPosition;
return(result);
}
if (Utility.IsImmobileTarget(target))
{
return(Prediction.GetImmobilePrediction(target, width, delay, missileSpeed, range, collisionable, SkillshotType.Circle, from, rangeCheckFrom));
}
if (target.IsDashing())
{
return(Prediction.GetDashingPrediction(target, width, delay, missileSpeed, range, collisionable, SkillshotType.Circle, from, rangeCheckFrom));
}
float targetDistance = rangeCheckFrom.Distance(target.PreviousPosition);
float flyTime = 0f;
if (missileSpeed != 0)
{
Vector2 Vt = (path[path.Count - 1] - path[0]).Normalized() * target.MoveSpeed;
Vector2 Vs = (target.PreviousPosition.ToVector2() - rangeCheckFrom).Normalized() * missileSpeed;
Vector2 Vr = Vs - Vt;
flyTime = targetDistance / Vr.Length();
if (path.Count > 5)
{
flyTime = targetDistance / missileSpeed;
}
}
float t = flyTime + delay + Game.Ping / 2000f + ConfigMenu.SpellDelay / 1000f;
result.HitChance = Prediction.GetHitChance(t * 1000f, avgt, movt, avgp, anglediff);
#region arc collision test
if (result.HitChance > HitChance.Low)
{
for (int i = 1; i < path.Count; i++)
{
Vector2 senderPos = rangeCheckFrom;
Vector2 testPos = path[i];
float multp = (testPos.Distance(senderPos) / 875.0f);
var dianaArc = new SPredictionMash.Geometry.Polygon(
ClipperWrapper.DefineArc(senderPos - new Vector2(875 / 2f, 20), testPos, (float)Math.PI * multp, 410, 200 * multp),
ClipperWrapper.DefineArc(senderPos - new Vector2(875 / 2f, 20), testPos, (float)Math.PI * multp, 410, 320 * multp));
if (!ClipperWrapper.IsOutside(dianaArc, target.PreviousPosition.ToVector2()))
{
result.HitChance = HitChance.VeryHigh;
result.CastPosition = testPos;
result.UnitPosition = testPos;
return(result);
}
}
}
#endregion
return(CirclePrediction.GetPrediction(target, width, delay, missileSpeed, range, collisionable, path, avgt, movt, avgp, anglediff, from, rangeCheckFrom));
}
}