#region
using System;
using System.Collections.Generic;
using System.Linq;
using LeagueSharp;
using LeagueSharp.Common;
using SharpDX;
#endregion
namespace Marksman.Evade
{
public enum CollisionObjectTypes
{
Minion,
Champions,
YasuoWall,
}
internal class FastPredResult
{
public Vector2 CurrentPos;
public bool IsMoving;
public Vector2 PredictedPos;
}
internal class DetectedCollision
{
public float Diff;
public float Distance;
public Vector2 Position;
public CollisionObjectTypes Type;
public Obj_AI_Base Unit;
}
internal static class Collision
{
private static int WallCastT;
private static Vector2 YasuoWallCastedPos;
public static void Init()
{
Obj_AI_Base.OnProcessSpellCast += Obj_AI_Hero_OnProcessSpellCast;
}
private static void Obj_AI_Hero_OnProcessSpellCast(Obj_AI_Base sender, GameObjectProcessSpellCastEventArgs args)
{
if (sender.IsValid && sender.Team == ObjectManager.Player.Team && args.SData.Name == "YasuoWMovingWall")
{
WallCastT = Utils.TickCount;
YasuoWallCastedPos = sender.ServerPosition.To2D();
}
}
public static FastPredResult FastPrediction(Vector2 from, Obj_AI_Base unit, int delay, int speed)
{
var tDelay = delay / 1000f + (from.Distance(unit) / speed);
var d = tDelay * unit.MoveSpeed;
var path = unit.GetWaypoints();
if (path.PathLength() > d)
{
return new FastPredResult
{
IsMoving = true,
CurrentPos = unit.ServerPosition.To2D(),
PredictedPos = path.CutPath((int) d)[0],
};
}
return new FastPredResult
{
IsMoving = false,
CurrentPos = path[path.Count - 1],
PredictedPos = path[path.Count - 1],
};
}
public static Vector2 GetCollisionPoint(Skillshot skillshot)
{
var collisions = new List<DetectedCollision>();
var from = skillshot.GetMissilePosition(0);
skillshot.ForceDisabled = false;
foreach (var cObject in skillshot.SpellData.CollisionObjects)
{
switch (cObject)
{
case CollisionObjectTypes.Minion:
if (!Config.Menu.Item("MinionCollision").GetValue<bool>())
{
break;
}
foreach (var minion in
MinionManager.GetMinions(
from.To3D(), 1200, MinionTypes.All,
skillshot.Unit.Team == ObjectManager.Player.Team
? MinionTeam.NotAlly
: MinionTeam.NotAllyForEnemy))
{
var pred = FastPrediction(
from, minion,
Math.Max(0, skillshot.SpellData.Delay - (Utils.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed);
var pos = pred.PredictedPos;
var w = skillshot.SpellData.RawRadius + (!pred.IsMoving ? (minion.BoundingRadius - 15) : 0) -
pos.Distance(from, skillshot.End, true);
if (w > 0)
{
collisions.Add(
new DetectedCollision
{
Position =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
Unit = minion,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(from),
Diff = w,
});
}
}
break;
case CollisionObjectTypes.Champions:
if (!Config.Menu.Item("HeroCollision").GetValue<bool>())
{
break;
}
foreach (var hero in
ObjectManager.Get<Obj_AI_Hero>()
.Where(
h =>
(h.IsValidTarget(1200, false) && h.Team == ObjectManager.Player.Team && !h.IsMe ||
Config.TestOnAllies && h.Team != ObjectManager.Player.Team)))
{
var pred = FastPrediction(
from, hero,
Math.Max(0, skillshot.SpellData.Delay - (Utils.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed);
var pos = pred.PredictedPos;
var w = skillshot.SpellData.RawRadius + 30 - pos.Distance(from, skillshot.End, true);
if (w > 0)
{
collisions.Add(
new DetectedCollision
{
Position =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
Unit = hero,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(from),
Diff = w,
});
}
}
break;
case CollisionObjectTypes.YasuoWall:
if (!Config.Menu.Item("YasuoCollision").GetValue<bool>())
{
break;
}
if (
!ObjectManager.Get<Obj_AI_Hero>()
.Any(
hero =>
hero.IsValidTarget(float.MaxValue, false) &&
hero.Team == ObjectManager.Player.Team && hero.ChampionName == "Yasuo"))
{
break;
}
GameObject wall = null;
foreach (var gameObject in ObjectManager.Get<GameObject>())
{
if (gameObject.IsValid &&
System.Text.RegularExpressions.Regex.IsMatch(
gameObject.Name, "_w_windwall.\\.troy",
System.Text.RegularExpressions.RegexOptions.IgnoreCase))
{
wall = gameObject;
}
}
if (wall == null)
{
break;
}
var level = wall.Name.Substring(wall.Name.Length - 6, 1);
var wallWidth = (300 + 50 * Convert.ToInt32(level));
var wallDirection = (wall.Position.To2D() - YasuoWallCastedPos).Normalized().Perpendicular();
var wallStart = wall.Position.To2D() + wallWidth / 2 * wallDirection;
var wallEnd = wallStart - wallWidth * wallDirection;
var wallPolygon = new Geometry.Rectangle(wallStart, wallEnd, 75).ToPolygon();
var intersection = new Vector2();
var intersections = new List<Vector2>();
for (var i = 0; i < wallPolygon.Points.Count; i++)
{
var inter =
wallPolygon.Points[i].Intersection(
wallPolygon.Points[i != wallPolygon.Points.Count - 1 ? i + 1 : 0], from,
skillshot.End);
if (inter.Intersects)
{
intersections.Add(inter.Point);
}
}
if (intersections.Count > 0)
{
intersection = intersections.OrderBy(item => item.Distance(from)).ToList()[0];
var collisionT = Utils.TickCount +
Math.Max(
0,
skillshot.SpellData.Delay -
(Utils.TickCount - skillshot.StartTick)) + 100 +
(1000 * intersection.Distance(from)) / skillshot.SpellData.MissileSpeed;
if (collisionT - WallCastT < 4000)
{
if (skillshot.SpellData.Type != SkillShotType.SkillshotMissileLine)
{
skillshot.ForceDisabled = true;
}
return intersection;
}
}
break;
}
}
Vector2 result;
if (collisions.Count > 0)
{
result = collisions.OrderBy(c => c.Distance).ToList()[0].Position;
}
else
{
result = new Vector2();
}
return result;
}
}
}
