public static IAttackTarget BestAttackTarget(IAttackTargetSearcher searcher, TargetScanFlags flags, Predicate <Thing> validator = null, float minDist = 0f, float maxDist = 9999f, IntVec3 locus = default(IntVec3), float maxTravelRadiusFromLocus = 3.40282347E+38f, bool canBash = false)
{
Thing searcherThing = searcher.Thing;
Pawn searcherPawn = searcher as Pawn;
Verb verb = searcher.CurrentEffectiveVerb;
if (verb == null)
{
//Log.Error("BestAttackTarget with " + searcher + " who has no attack verb.");
return(null);
}
bool onlyTargetMachines = verb != null && verb.IsEMP();
float minDistanceSquared = minDist * minDist;
float num = maxTravelRadiusFromLocus + verb.verbProps.range;
float maxLocusDistSquared = num * num;
Func <IntVec3, bool> losValidator = null;
if ((byte)(flags & TargetScanFlags.LOSBlockableByGas) != 0)
{
losValidator = delegate(IntVec3 vec3)
{
Gas gas = vec3.GetGas(searcherThing.Map);
return(gas == null || !gas.def.gas.blockTurretTracking);
};
}
Predicate <IAttackTarget> innerValidator = delegate(IAttackTarget t)
{
Thing thing = t.Thing;
if (t == searcher)
{
return(false);
}
if (minDistanceSquared > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < minDistanceSquared)
{
return(false);
}
if (maxTravelRadiusFromLocus < 9999f && (float)(thing.Position - locus).LengthHorizontalSquared > maxLocusDistSquared)
{
return(false);
}
if (!searcherThing.HostileTo(thing))
{
return(false);
}
if (validator != null && !validator(thing))
{
return(false);
}
if ((byte)(flags & TargetScanFlags.NeedLOSToAll) != 0 && !searcherThing.CanSee(thing, losValidator))
{
if (t is Pawn)
{
if ((byte)(flags & TargetScanFlags.NeedLOSToPawns) != 0)
{
return(false);
}
}
else if ((byte)(flags & TargetScanFlags.NeedLOSToNonPawns) != 0)
{
return(false);
}
}
if ((byte)(flags & TargetScanFlags.NeedThreat) != 0 && t.ThreatDisabled(searcher))
{
return(false);
}
Pawn pawn = t as Pawn;
if (onlyTargetMachines && pawn != null && pawn.RaceProps.IsFlesh)
{
return(false);
}
if ((byte)(flags & TargetScanFlags.NeedNonBurning) != 0 && thing.IsBurning())
{
return(false);
}
if (searcherThing.def.race != null && searcherThing.def.race.intelligence >= Intelligence.Humanlike)
{
CompExplosive compExplosive = thing.TryGetComp <CompExplosive>();
if (compExplosive != null && compExplosive.wickStarted)
{
return(false);
}
}
if (thing.def.size.x == 1 && thing.def.size.z == 1)
{
if (thing.Position.Fogged(thing.Map))
{
return(false);
}
}
else
{
bool flag2 = false;
CellRect.CellRectIterator iterator = thing.OccupiedRect().GetIterator();
while (!iterator.Done())
{
if (!iterator.Current.Fogged(thing.Map))
{
flag2 = true;
break;
}
iterator.MoveNext();
}
if (!flag2)
{
return(false);
}
}
return(true);
};
if (ARA_AttackTargetFinder.HasRangedAttack(searcher))
{
//Log.Warning("Finder: Range detected. Verb is " + verb);
//Log.Warning("Finder: Pawn " + searcherPawn.Faction);
ARA_AttackTargetFinder.tmpTargets.Clear();
//This needs to be fixed. Can't use searcherThing. Doing this the hard way.
//Set request for all attackable.
ThingRequest thingReq = ThingRequest.ForGroup(ThingRequestGroup.AttackTarget);
IEnumerable <Thing> searchSet = searcherThing.Map.listerThings.ThingsMatching(thingReq);
foreach (IAttackTarget iTarget in searchSet)
{
ARA_AttackTargetFinder.tmpTargets.Add(iTarget);
}
if ((byte)(flags & TargetScanFlags.NeedReachable) != 0)
{
Predicate <IAttackTarget> oldValidator = innerValidator;
innerValidator = ((IAttackTarget t) => oldValidator(t) && ARA_AttackTargetFinder.CanReach(searcherThing, t.Thing, canBash));
}
bool flag = false;
if (searcherThing.Faction != Faction.OfPlayer)
{
//Log.Warning("Finder: Target available : " + ARA_AttackTargetFinder.tmpTargets.Count);
for (int i = 0; i < ARA_AttackTargetFinder.tmpTargets.Count; i++)
{
IAttackTarget attackTarget = ARA_AttackTargetFinder.tmpTargets[i];
if (attackTarget.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) && innerValidator(attackTarget) && ARA_AttackTargetFinder.CanShootAtFromCurrentPosition(attackTarget, searcher, verb))
{
//Log.Warning("Finder: flag is true");
flag = true;
break;
}
}
}
IAttackTarget result;
if (flag)
{
//Log.Warning("Finder: FlagTrue result");
ARA_AttackTargetFinder.tmpTargets.RemoveAll((IAttackTarget x) => !x.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) || !innerValidator(x));
//Log.Warning("Finder: Target Avaliable : " + ARA_AttackTargetFinder.tmpTargets.Count);
result = ARA_AttackTargetFinder.GetRandomShootingTargetByScore(ARA_AttackTargetFinder.tmpTargets, searcher, verb);
}
else
{
Predicate <Thing> validator2;
if ((byte)(flags & TargetScanFlags.NeedReachableIfCantHitFromMyPos) != 0 && (byte)(flags & TargetScanFlags.NeedReachable) == 0)
{
//Log.Warning("Finder: Needs reachable");
validator2 = ((Thing t) => innerValidator((IAttackTarget)t) && (ARA_AttackTargetFinder.CanReach(searcherThing, t, canBash) || ARA_AttackTargetFinder.CanShootAtFromCurrentPosition((IAttackTarget)t, searcher, verb)));
}
else
{
//Log.Warning("Finder: Running normal validator");
validator2 = ((Thing t) => innerValidator((IAttackTarget)t));
}
result = (IAttackTarget)GenClosest.ClosestThing_Global(searcherThing.Position, ARA_AttackTargetFinder.tmpTargets, maxDist, validator2, null);
}
ARA_AttackTargetFinder.tmpTargets.Clear();
//Log.Warning("Trying to return result " + result);
return(result);
}
//Log.Warning("Returning Null");
return(null);
}