public Skillshot(DetectionType detectionType,
SpellData spellData,
int startT,
Vector2 start,
Vector2 end,
Obj_AI_Base caster)
{
DetectionType = detectionType;
SpellData = spellData;
StartTick = startT;
Start = start;
End = end;
MissilePosition = start;
Direction = (end - start).Normalized();
Caster = caster;
//Create the spatial object for each type of skillshot.
switch (spellData.Type)
{
case SkillShotType.SkillshotCircle:
Circle = new Geometry.Circle(CollisionEnd, spellData.Radius);
break;
case SkillShotType.SkillshotLine:
Rectangle = new Geometry.Rectangle(Start, CollisionEnd, spellData.Radius);
break;
case SkillShotType.SkillshotMissileLine:
Rectangle = new Geometry.Rectangle(Start, CollisionEnd, spellData.Radius);
break;
case SkillShotType.SkillshotCone:
Sector = new Geometry.Sector(
start, CollisionEnd - start, spellData.Radius * (float) Math.PI / 180, spellData.Range);
break;
case SkillShotType.SkillshotRing:
Ring = new Geometry.Ring(CollisionEnd, spellData.Radius, spellData.RingRadius);
break;
}
UpdatePolygon(); //Create the polygon.
}
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:
collisions.AddRange(
from minion in
EntityManager.MinionsAndMonsters.AlliedMinions.Where(m => m.Distance(Player.Instance) <= 1200)
let pred =
FastPrediction(
@from, minion,
Math.Max(
0, skillshot.SpellData.Delay - (Environment.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed)
let pos = pred.PredictedPosVector2
let w =
skillshot.SpellData.RawRadius + (!pred.IsMoving ? (minion.BoundingRadius - 15) : 0) -
pos.Distance(@from, skillshot.End, true)
where w > 0
select
new DetectedCollision
{
PositionVector2 =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
UnitAiBase = minion,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(@from),
Difference = w
});
break;
case CollisionObjectTypes.Champion:
collisions.AddRange(
from hero in
ObjectManager.Get <AIHeroClient>()
.Where(
h =>
(h.IsValidTarget(1200, false) && h.Team == ObjectManager.Player.Team &&
!h.IsMe || h.Team != ObjectManager.Player.Team))
let pred =
FastPrediction(
@from, hero,
Math.Max(
0, skillshot.SpellData.Delay - (Environment.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed)
let pos = pred.PredictedPosVector2
let w = skillshot.SpellData.RawRadius + 30 - pos.Distance(@from, skillshot.End, true)
where w > 0
select
new DetectedCollision
{
PositionVector2 =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
UnitAiBase = hero,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(@from),
Difference = w
});
break;
case CollisionObjectTypes.YasuoWall:
if (
!ObjectManager.Get <AIHeroClient>()
.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>()
.Where(
gameObject =>
gameObject.IsValid &&
Regex.IsMatch(
gameObject.Name, "_w_windwall.\\.troy", 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() - _yasuoWallVector2).Normalized().Perpendicular();
var fraction = wallWidth / 0x2; // 0x2 = 2
var wallStart = wall.Position.To2D() + fraction * wallDirection;
var wallEnd = wallStart - wallWidth * wallDirection;
var wallPolygon = new Geometry.Rectangle(wallStart, wallEnd, 75).ToPolygon();
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)
{
var intersection = intersections.OrderBy(item => item.Distance(from)).ToList()[0];
var collisionT = Environment.TickCount +
Math.Max(
0,
skillshot.SpellData.Delay -
(Environment.TickCount - skillshot.StartTick)) + 100 +
(1000 * intersection.Distance(from)) / skillshot.SpellData.MissileSpeed;
if (collisionT - _wallCastTick < 4000)
{
if (skillshot.SpellData.Type != SkillShotType.SkillshotMissileLine)
{
skillshot.ForceDisabled = true;
}
return(intersection);
}
}
break;
}
}
return(collisions.Count > 0
? collisions.OrderBy(c => c.Distance).ToList()[0].PositionVector2
: new Vector2());
}
public void Game_OnGameUpdate()
{
//Even if it doesnt consume a lot of resources with 20 updatest second works k
if (SpellData.CollisionObjects.Count() > 0 && SpellData.CollisionObjects != null &&
Environment.TickCount - _lastCollisionCalc > 50)
{
_lastCollisionCalc = Environment.TickCount;
_collisionEnd = Collision.GetCollisionPoint(this);
}
//Update the missile position each time the game updates.
if (SpellData.Type == SkillShotType.SkillshotMissileLine)
{
Rectangle = new Geometry.Rectangle(GetMissilePosition(0), CollisionEnd, SpellData.Radius);
UpdatePolygon();
}
//Spells that update to the Caster position.
if (SpellData.MissileFollowsUnit)
{
if (Caster.IsVisible)
{
End = Caster.ServerPosition.To2D();
Direction = (End - Start).Normalized();
UpdatePolygon();
}
}
}
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:
collisions.AddRange(
from minion in
EntityManager.MinionsAndMonsters.AlliedMinions.Where(m => m.Distance(Player.Instance) <= 1200)
let pred =
FastPrediction(
@from, minion,
Math.Max(
0, skillshot.SpellData.Delay - (Environment.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed)
let pos = pred.PredictedPosVector2
let w =
skillshot.SpellData.RawRadius + (!pred.IsMoving ? (minion.BoundingRadius - 15) : 0) -
pos.Distance(@from, skillshot.End, true)
where w > 0
select
new DetectedCollision
{
PositionVector2 =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
UnitAiBase = minion,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(@from),
Difference = w
});
break;
case CollisionObjectTypes.Champion:
collisions.AddRange(
from hero in
ObjectManager.Get<AIHeroClient>()
.Where(
h =>
(h.IsValidTarget(1200, false) && h.Team == ObjectManager.Player.Team &&
!h.IsMe || h.Team != ObjectManager.Player.Team))
let pred =
FastPrediction(
@from, hero,
Math.Max(
0, skillshot.SpellData.Delay - (Environment.TickCount - skillshot.StartTick)),
skillshot.SpellData.MissileSpeed)
let pos = pred.PredictedPosVector2
let w = skillshot.SpellData.RawRadius + 30 - pos.Distance(@from, skillshot.End, true)
where w > 0
select
new DetectedCollision
{
PositionVector2 =
pos.ProjectOn(skillshot.End, skillshot.Start).LinePoint +
skillshot.Direction * 30,
UnitAiBase = hero,
Type = CollisionObjectTypes.Minion,
Distance = pos.Distance(@from),
Difference = w
});
break;
case CollisionObjectTypes.YasuoWall:
if (
!ObjectManager.Get<AIHeroClient>()
.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>()
.Where(
gameObject =>
gameObject.IsValid &&
Regex.IsMatch(
gameObject.Name, "_w_windwall.\\.troy", 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() - _yasuoWallVector2).Normalized().Perpendicular();
var fraction = wallWidth / 0x2; // 0x2 = 2
var wallStart = wall.Position.To2D() + fraction * wallDirection;
var wallEnd = wallStart - wallWidth * wallDirection;
var wallPolygon = new Geometry.Rectangle(wallStart, wallEnd, 75).ToPolygon();
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)
{
var intersection = intersections.OrderBy(item => item.Distance(from)).ToList()[0];
var collisionT = Environment.TickCount +
Math.Max(
0,
skillshot.SpellData.Delay -
(Environment.TickCount - skillshot.StartTick)) + 100 +
(1000 * intersection.Distance(from)) / skillshot.SpellData.MissileSpeed;
if (collisionT - _wallCastTick < 4000)
{
if (skillshot.SpellData.Type != SkillShotType.SkillshotMissileLine)
{
skillshot.ForceDisabled = true;
}
return intersection;
}
}
break;
}
}
return collisions.Count > 0
? collisions.OrderBy(c => c.Distance).ToList()[0].PositionVector2
: new Vector2();
}