/// <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(Obj_AI_Base target, float width, float delay, float missileSpeed, float range, bool collisionable, List <Vector2> path, float avgt, float movt, float avgp, Vector2 from, Vector2 rangeCheckFrom)
{
return(Prediction.GetPrediction(target, width, delay, missileSpeed, range, collisionable, SkillshotType.SkillshotLine, path, avgt, movt, avgp, from, rangeCheckFrom));
}
/// <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>
internal static Result GetPrediction(Obj_AI_Base target, float width, float delay, float missileSpeed, float range, bool collisionable, SkillshotType type, List <Vector2> path, float avgt, float movt, float avgp, Vector2 from, Vector2 rangeCheckFrom)
{
Prediction.AssertInitializationMode();
Result result = new Result();
try
{
if (type == SkillshotType.SkillshotCircle)
{
range += width;
}
//to do: hook logic ? by storing average movement direction etc
if (path.Count <= 1 && movt > 100 && (Environment.TickCount - PathTracker.EnemyInfo[target.NetworkId].LastAATick > 300 || !predMenu.Item("SPREDWINDUP").GetValue <bool>())) //if target is not moving, easy to hit (and not aaing)
{
result.HitChance = HitChance.VeryHigh;
result.CastPosition = target.ServerPosition.To2D();
result.UnitPosition = result.CastPosition;
result.CollisionResult = Collision.GetCollisions(from, result.CastPosition, width, delay, missileSpeed);
if (collisionable && (result.CollisionResult.Objects.HasFlag(Collision.Flags.Minions) || result.CollisionResult.Objects.HasFlag(Collision.Flags.YasuoWall)))
{
result.HitChance = HitChance.Collision;
}
if (from.Distance(result.CastPosition) > range - GetArrivalTime(from.Distance(result.CastPosition), delay, missileSpeed) * target.MoveSpeed * (100 - predMenu.Item("SPREDMAXRANGEIGNORE").GetValue <Slider>().Value) / 100f)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
if (target is AIHeroClient)
{
if (((AIHeroClient)target).IsChannelingImportantSpell())
{
result.HitChance = HitChance.VeryHigh;
result.CastPosition = target.ServerPosition.To2D();
result.UnitPosition = result.CastPosition;
result.CollisionResult = Collision.GetCollisions(from, result.CastPosition, width, delay, missileSpeed);
//check collisions
if (collisionable && (result.CollisionResult.Objects.HasFlag(Collision.Flags.Minions) || result.CollisionResult.Objects.HasFlag(Collision.Flags.YasuoWall)))
{
result.HitChance = HitChance.Collision;
}
//check if target can dodge with moving backward
if (from.Distance(result.CastPosition) > range - GetArrivalTime(from.Distance(result.CastPosition), delay, missileSpeed) * target.MoveSpeed * (100 - predMenu.Item("SPREDMAXRANGEIGNORE").GetValue <Slider>().Value) / 100f)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
if (Environment.TickCount - PathTracker.EnemyInfo[target.NetworkId].LastAATick < 300 && predMenu.Item("SPREDWINDUP").GetValue <bool>())
{
if (target.AttackCastDelay * 1000 + PathTracker.EnemyInfo[target.NetworkId].AvgOrbwalkTime + avgt - width / 2f / target.MoveSpeed >= GetArrivalTime(target.ServerPosition.To2D().Distance(from), delay, missileSpeed))
{
result.HitChance = HitChance.High;
result.CastPosition = target.ServerPosition.To2D();
result.UnitPosition = result.CastPosition;
result.CollisionResult = Collision.GetCollisions(from, result.CastPosition, width, delay, missileSpeed);
//check collisions
if (collisionable && (result.CollisionResult.Objects.HasFlag(Collision.Flags.Minions) || result.CollisionResult.Objects.HasFlag(Collision.Flags.YasuoWall)))
{
result.HitChance = HitChance.Collision;
}
return(result);
}
}
//to do: find a fuking logic
if (avgp < 400 && movt < 100 && path.PathLength() <= avgp)
{
result.HitChance = HitChance.High;
result.CastPosition = path.Last();
result.UnitPosition = result.CastPosition;
result.CollisionResult = Collision.GetCollisions(from, result.CastPosition, width, delay, missileSpeed);
//check collisions
if (collisionable && (result.CollisionResult.Objects.HasFlag(Collision.Flags.Minions) || result.CollisionResult.Objects.HasFlag(Collision.Flags.YasuoWall)))
{
result.HitChance = HitChance.Collision;
}
//check if target can dodge with moving backward
if (from.Distance(result.CastPosition) > range - GetArrivalTime(from.Distance(result.CastPosition), delay, missileSpeed) * target.MoveSpeed * (100 - predMenu.Item("SPREDMAXRANGEIGNORE").GetValue <Slider>().Value) / 100f)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
}
if (target.IsDashing()) //if unit is dashing
{
return(GetDashingPrediction(target, width, delay, missileSpeed, range, collisionable, type, from));
}
if (Utility.IsImmobileTarget(target)) //if unit is immobile
{
return(GetImmobilePrediction(target, width, delay, missileSpeed, range, collisionable, type, from));
}
result = WaypointAnlysis(target, width, delay, missileSpeed, range, collisionable, type, path, avgt, movt, avgp, from);
//check collisions
if (collisionable && (result.CollisionResult.Objects.HasFlag(Collision.Flags.Minions) || result.CollisionResult.Objects.HasFlag(Collision.Flags.YasuoWall)))
{
result.HitChance = HitChance.Collision;
}
//check if target can dodge with moving backward
if (from.Distance(result.CastPosition) > range - GetArrivalTime(from.Distance(result.CastPosition), delay, missileSpeed) * target.MoveSpeed * (100 - predMenu.Item("SPREDMAXRANGEIGNORE").GetValue <Slider>().Value) / 100f)
{
result.HitChance = HitChance.OutOfRange;
}
return(result);
}
finally
{
//check if movement changed while prediction calculations
if (!target.GetWaypoints().SequenceEqual(path))
{
result.HitChance = HitChance.Medium;
}
}
}
/// <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();
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 AIHeroClient)
{
if (((AIHeroClient)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 (SPrediction.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 (AIHeroClient 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);
}
public static float AvgMovChangeTime(this AIHeroClient t)
{
Prediction.AssertInitializationMode();
return(PathTracker.EnemyInfo[t.NetworkId].AvgTick + Prediction.IgnoreReactionDelay);
}
public static float AvgPathLenght(this AIHeroClient t)
{
Prediction.AssertInitializationMode();
return(PathTracker.EnemyInfo[t.NetworkId].AvgPathLenght);
}
public static int LastMovChangeTime(this AIHeroClient t)
{
Prediction.AssertInitializationMode();
return(Environment.TickCount - PathTracker.EnemyInfo[t.NetworkId].LastWaypointTick);
}
public static int MovImmobileTime(this AIHeroClient t)
{
Prediction.AssertInitializationMode();
return(PathTracker.EnemyInfo[t.NetworkId].IsStopped ? Environment.TickCount - PathTracker.EnemyInfo[t.NetworkId].StopTick : 0);
}
/// <summary>
/// Gets collided units & flags
/// </summary>
/// <param name="from">Start position</param>
/// <param name="to">End position</param>
/// <param name="width">Rectangle scale</param>
/// <param name="delay">Spell delay</param>
/// <param name="missileSpeed">Spell missile speed</param>
/// <returns>Collision result as <see cref="Collision.Result"/></returns>
public static Result GetCollisions(Vector2 from, Vector2 to, float width, float delay, float missileSpeed = 0, bool isArc = false)
{
List <Obj_AI_Base> collidedUnits = new List <Obj_AI_Base>();
var spellHitBox = ClipperWrapper.MakePaths(ClipperWrapper.DefineRectangle(from, to, width));
if (isArc)
{
spellHitBox = ClipperWrapper.MakePaths(new MidlaneSharp.Geometry.Polygon(
ClipperWrapper.DefineArc(from - new Vector2(875 / 2f, 20), to, (float)Math.PI * (to.Distance(from) / 875f), 410, 200 * (to.Distance(from) / 875f)),
ClipperWrapper.DefineArc(from - new Vector2(875 / 2f, 20), to, (float)Math.PI * (to.Distance(from) / 875f), 410, 320 * (to.Distance(from) / 875f))));
}
Flags _colFlags = Flags.None;
var collidedMinions = MinionManager.GetMinions(from.Distance(to) + 250, MinionTypes.All, MinionTeam.NotAlly, MinionOrderTypes.None).AsParallel().Where(p => ClipperWrapper.IsIntersects(ClipperWrapper.MakePaths(ClipperWrapper.DefineCircle(Prediction.GetFastUnitPosition(p, delay, missileSpeed), p.BoundingRadius + 10)), spellHitBox));
var collidedEnemies = HeroManager.Enemies.AsParallel().Where(p => ClipperWrapper.IsIntersects(ClipperWrapper.MakePaths(ClipperWrapper.DefineCircle(Prediction.GetFastUnitPosition(p, delay, missileSpeed), p.BoundingRadius)), spellHitBox));
var collidedAllies = HeroManager.Allies.AsParallel().Where(p => ClipperWrapper.IsIntersects(ClipperWrapper.MakePaths(ClipperWrapper.DefineCircle(Prediction.GetFastUnitPosition(p, delay, missileSpeed), p.BoundingRadius)), spellHitBox));
if (collidedMinions != null && collidedMinions.Count() != 0)
{
collidedUnits.AddRange(collidedMinions);
_colFlags |= Flags.Minions;
}
if (collidedEnemies != null && collidedEnemies.Count() != 0)
{
collidedUnits.AddRange(collidedEnemies);
_colFlags |= Flags.EnemyChampions;
}
if (collidedAllies != null && collidedAllies.Count() != 0)
{
collidedUnits.AddRange(collidedAllies);
_colFlags |= Flags.AllyChampions;
}
if (CheckWallCollision(from, to))
{
_colFlags |= Flags.Wall;
}
if (CheckYasuoWallCollision(from, to, width))
{
_colFlags |= Flags.YasuoWall;
}
return(new Result(collidedUnits, _colFlags));
}
/// <summary>
/// Checks enemy hero collisions
/// </summary>
/// <param name="from">Start position</param>
/// <param name="to">End position</param>
/// <param name="width">Rectangle scale</param>
/// <param name="delay">Spell delay</param>
/// <param name="missileSpeed">Spell missile speed</param>
/// <param name="isArc">Checks collision for arc spell</param>
/// <returns>true if collision found</returns>
public static bool CheckAllyHeroCollision(Vector2 from, Vector2 to, float width, float delay, float missileSpeed = 0, bool isArc = false)
{
var spellHitBox = ClipperWrapper.MakePaths(ClipperWrapper.DefineRectangle(from, to, width));
if (isArc)
{
spellHitBox = ClipperWrapper.MakePaths(new MidlaneSharp.Geometry.Polygon(
ClipperWrapper.DefineArc(from - new Vector2(875 / 2f, 20), to, (float)Math.PI * (to.Distance(from) / 875f), 410, 200 * (to.Distance(from) / 875f)),
ClipperWrapper.DefineArc(from - new Vector2(875 / 2f, 20), to, (float)Math.PI * (to.Distance(from) / 875f), 410, 320 * (to.Distance(from) / 875f))));
}
return(HeroManager.Allies.AsParallel().Any(p => ClipperWrapper.IsIntersects(ClipperWrapper.MakePaths(ClipperWrapper.DefineCircle(Prediction.GetFastUnitPosition(p, delay, missileSpeed), p.BoundingRadius)), spellHitBox)));
}
/// <summary>
/// Gets Aoe Prediction result
/// </summary>
/// <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="from">Spell casted position</param>
/// <param name="rangeCheckFrom"></param>
/// <returns>Prediction result as <see cref="Prediction.AoeResult"/></returns>
public static Prediction.AoeResult GetAoePrediction(float width, float delay, float missileSpeed, float range, Vector2 from, Vector2 rangeCheckFrom)
{
Prediction.AoeResult result = new Prediction.AoeResult();
result.HitCount = 0;
var enemies = HeroManager.Enemies.Where(p => p.IsValidTarget() && Prediction.GetFastUnitPosition(p, delay, 0, from).Distance(rangeCheckFrom) < range);
foreach (AIHeroClient enemy in enemies)
{
Prediction.Result prediction = GetPrediction(enemy, width, delay, missileSpeed, range, false, enemy.GetWaypoints(), enemy.AvgMovChangeTime(), enemy.LastMovChangeTime(), enemy.AvgPathLenght(), from, rangeCheckFrom);
if (prediction.HitChance > HitChance.Medium)
{
Vector2 to = from + (prediction.CastPosition - from).Normalized() * range;
var spellHitBox = ClipperWrapper.DefineSector(from, to, width, range);
var collidedEnemies = HeroManager.Enemies.AsParallel().Where(p => !ClipperWrapper.IsOutside(spellHitBox, Prediction.GetFastUnitPosition(p, delay, missileSpeed, from)));
int collisionCount = collidedEnemies.Count();
if (collisionCount > result.HitCount)
{
result = prediction.ToAoeResult(collisionCount, new Collision.Result(collidedEnemies.ToList <Obj_AI_Base>(), Collision.Flags.EnemyChampions));
}
}
}
return(result);
}