/// <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(Obj_AI_Base 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.IsChampion()) //do these calcs if champion kappa
{
if (ObjectManager.Player.CountEnemiesInRange(range) > 0 && ObjectManager.Player.CountEnemiesInRange(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 HeroManager.Enemies) //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(), 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, 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.ServerPosition.To2D() - rangeCheckFrom).Normalized() * range;
if (path.Count <= 1) //if target is not moving, easy to hit
{
result.HitChance = HitChance.VeryHigh;
result.CastTargetPosition = target.ServerPosition.To2D();
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, 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 Obj_AI_Hero)
{
if (((Obj_AI_Hero)target).IsChannelingImportantSpell())
{
result.HitChance = HitChance.VeryHigh;
result.CastTargetPosition = target.ServerPosition.To2D();
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, 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.ServerPosition.To2D();
result.UnitPosition = result.CastTargetPosition;
result.CollisionResult = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, 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, SkillshotType.SkillshotLine, immobileFrom).AsVectorResult(immobileFrom));
}
if (SCommon.Prediction.Utility.IsImmobileTarget(target))
{
return(Prediction.GetImmobilePrediction(target, width, delay, vectorSpeed, range, false, SkillshotType.SkillshotLine, immobileFrom).AsVectorResult(immobileFrom));
}
for (int i = 0; i < path.Count - 1; i++)
{
Vector2 point = Geometry.ClosestCirclePoint(rangeCheckFrom, range, path[i], path[i + 1]);
Prediction.Result res = Prediction.WaypointAnlysis(target, width, delay, vectorSpeed, vectorLenght, false, SkillshotType.SkillshotLine, path, avgt, movt, avgp, point);
if (res.HitChance >= HitChance.Low)
{
return(res.AsVectorResult(point));
}
}
result.CastSourcePosition = immobileFrom;
result.CastTargetPosition = target.ServerPosition.To2D();
result.HitChance = HitChance.Impossible;
return(result);
}
/// <summary>
/// Gets Aoe Prediction result
/// </summary>
/// <param name="width">Spell 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="rangeCheckFrom"></param>
/// <returns>Prediction result as <see cref="Prediction.AoeResult"/></returns>
public static AoeResult GetAoePrediction(float width, float delay, float vectorSpeed, float range, float vectorLenght, Vector2 rangeCheckFrom)
{
AoeResult result = new AoeResult();
var enemies = HeroManager.Enemies.Where(p => p.IsValidTarget() && Prediction.GetFastUnitPosition(p, delay, 0, rangeCheckFrom).Distance(rangeCheckFrom) < range);
foreach (Obj_AI_Hero enemy in enemies)
{
List <Vector2> path = enemy.GetWaypoints();
if (path.Count <= 1)
{
Vector2 from = rangeCheckFrom + (enemy.ServerPosition.To2D() - rangeCheckFrom).Normalized() * range;
Vector2 to = from + (enemy.ServerPosition.To2D() - from).Normalized() * vectorLenght;
Collision.Result colResult = Collision.GetCollisions(from, to, width, delay, vectorSpeed);
if (colResult.Objects.HasFlag(Collision.Flags.EnemyChampions))
{
int collisionCount = colResult.Units.Count(p => p.IsEnemy && p.IsChampion());
if (collisionCount > result.HitCount)
{
result = new AoeResult
{
CastSourcePosition = from,
CastTargetPosition = enemy.ServerPosition.To2D(),
HitCount = collisionCount,
CollisionResult = colResult
};
}
}
}
else
{
if (!enemy.IsDashing())
{
for (int i = 0; i < path.Count - 1; i++)
{
Vector2 point = Geometry.ClosestCirclePoint(rangeCheckFrom, range, path[i], path[i + 1]);
Prediction.Result prediction = Prediction.GetPrediction(enemy, width, delay, vectorSpeed, vectorLenght, false, SkillshotType.SkillshotLine, path, enemy.AvgMovChangeTime(), enemy.LastMovChangeTime(), enemy.AvgPathLenght(), point, rangeCheckFrom);
if (prediction.HitChance > HitChance.Medium)
{
Vector2 to = point + (prediction.CastPosition - point).Normalized() * vectorLenght;
Collision.Result colResult = Collision.GetCollisions(point, to, width, delay, vectorSpeed, false);
if (colResult.Objects.HasFlag(Collision.Flags.EnemyChampions))
{
int collisionCount = colResult.Units.Count(p => p.IsEnemy && p.IsChampion());
if (collisionCount > result.HitCount)
{
result = new AoeResult
{
CastSourcePosition = point,
CastTargetPosition = prediction.CastPosition,
HitCount = collisionCount,
CollisionResult = colResult
};
}
}
}
}
}
}
}
return(result);
}