Ejemplo n.º 1
0
        public static bool BestAttackTarget(ref IAttackTarget __result, 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, bool canTakeTargetsCloserThanEffectiveMinRange = true)
        {
            Thing searcherThing = searcher.Thing;
            Pawn  searcherPawn  = searcher as Pawn;
            Verb  verb          = searcher.CurrentEffectiveVerb;

            if (verb == null)
            {
                Log.Error("BestAttackTarget with " + searcher.ToStringSafe <IAttackTargetSearcher>() + " who has no attack verb.", false);
                __result = null;
                return(false);
            }
            bool  onlyTargetMachines = verb.IsEMP();
            float minDistSquared     = minDist * minDist;
            float num = maxTravelRadiusFromLocus + verb.verbProps.range;
            float maxLocusDistSquared         = num * num;
            Func <IntVec3, bool> losValidator = null;

            if ((flags & TargetScanFlags.LOSBlockableByGas) != TargetScanFlags.None)
            {
                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 (minDistSquared > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < minDistSquared)
                {
                    return(false);
                }
                if (!canTakeTargetsCloserThanEffectiveMinRange)
                {
                    float num2 = verb.verbProps.EffectiveMinRange(thing, searcherThing);
                    if (num2 > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < num2 * num2)
                    {
                        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 (searcherPawn != null)
                {
                    Lord lord = searcherPawn.GetLord();
                    if (lord != null && !lord.LordJob.ValidateAttackTarget(searcherPawn, thing))
                    {
                        return(false);
                    }
                }
                if ((flags & TargetScanFlags.NeedNotUnderThickRoof) != TargetScanFlags.None)
                {
                    RoofDef roof = thing.Position.GetRoof(thing.Map);
                    if (roof != null && roof.isThickRoof)
                    {
                        return(false);
                    }
                }
                if ((flags & TargetScanFlags.NeedLOSToAll) != TargetScanFlags.None)
                {
                    if (losValidator != null && (!losValidator(searcherThing.Position) || !losValidator(thing.Position)))
                    {
                        return(false);
                    }
                    if (!searcherThing.CanSee(thing, losValidator))
                    {
                        if (t is Pawn)
                        {
                            if ((flags & TargetScanFlags.NeedLOSToPawns) != TargetScanFlags.None)
                            {
                                return(false);
                            }
                        }
                        else if ((flags & TargetScanFlags.NeedLOSToNonPawns) != TargetScanFlags.None)
                        {
                            return(false);
                        }
                    }
                }
                if (((flags & TargetScanFlags.NeedThreat) != TargetScanFlags.None || (flags & TargetScanFlags.NeedAutoTargetable) != TargetScanFlags.None) && t.ThreatDisabled(searcher))
                {
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedAutoTargetable) != TargetScanFlags.None && !AttackTargetFinder.IsAutoTargetable(t))
                {
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedActiveThreat) != TargetScanFlags.None && !GenHostility.IsActiveThreatTo(t, searcher.Thing.Faction))
                {
                    return(false);
                }
                Pawn pawn = t as Pawn;
                if (onlyTargetMachines && pawn != null && pawn.RaceProps.IsFlesh)
                {
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedNonBurning) != TargetScanFlags.None && 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;
                    using (CellRect.Enumerator enumerator = thing.OccupiedRect().GetEnumerator())
                    {
                        while (enumerator.MoveNext())
                        {
                            if (!enumerator.Current.Fogged(thing.Map))
                            {
                                flag2 = true;
                                break;
                            }
                        }
                    }
                    if (!flag2)
                    {
                        return(false);
                    }
                }
                return(true);
            };

            if (HasRangedAttack(searcher) && (searcherPawn == null || !searcherPawn.InAggroMentalState))
            {
                List <IAttackTarget> tmpTargets = new List <IAttackTarget>();
                //AttackTargetFinder.tmpTargets.Clear();
                tmpTargets.AddRange(searcherThing.Map.attackTargetsCache.GetPotentialTargetsFor(searcher));
                if ((flags & TargetScanFlags.NeedReachable) != TargetScanFlags.None)
                {
                    Predicate <IAttackTarget> oldValidator = innerValidator;
                    innerValidator = ((IAttackTarget t) => oldValidator(t) && CanReach(searcherThing, t.Thing, canBash));
                }
                bool flag = false;
                for (int i = 0; i < tmpTargets.Count; i++)
                {
                    IAttackTarget attackTarget = tmpTargets[i];
                    if (attackTarget.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) && innerValidator(attackTarget) && CanShootAtFromCurrentPosition(attackTarget, searcher, verb))
                    {
                        flag = true;
                        break;
                    }
                }
                IAttackTarget result = null;
                if (flag)
                {
                    tmpTargets.RemoveAll((IAttackTarget x) => !x.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) || !innerValidator(x));
                    _ = GetRandomShootingTargetByScore(ref result, tmpTargets, searcher, verb);
                }
                else
                {
                    Predicate <Thing> validator2;
                    if ((flags & TargetScanFlags.NeedReachableIfCantHitFromMyPos) != TargetScanFlags.None && (flags & TargetScanFlags.NeedReachable) == TargetScanFlags.None)
                    {
                        validator2 = ((Thing t) => innerValidator((IAttackTarget)t) && (CanReach(searcherThing, t, canBash) || CanShootAtFromCurrentPosition((IAttackTarget)t, searcher, verb)));
                    }
                    else
                    {
                        validator2 = ((Thing t) => innerValidator((IAttackTarget)t));
                    }
                    result = (IAttackTarget)GenClosest.ClosestThing_Global(searcherThing.Position, tmpTargets, maxDist, validator2, null);
                }
                tmpTargets.Clear();
                __result = result;
                return(false);
            }
            if (searcherPawn != null && searcherPawn.mindState.duty != null && searcherPawn.mindState.duty.radius > 0f && !searcherPawn.InMentalState)
            {
                Predicate <IAttackTarget> oldValidator = innerValidator;
                innerValidator = ((IAttackTarget t) => oldValidator(t) && t.Thing.Position.InHorDistOf(searcherPawn.mindState.duty.focus.Cell, searcherPawn.mindState.duty.radius));
            }
            IAttackTarget attackTarget2 = (IAttackTarget)GenClosest.ClosestThingReachable(searcherThing.Position, searcherThing.Map, ThingRequest.ForGroup(ThingRequestGroup.AttackTarget), PathEndMode.Touch, TraverseParms.For(searcherPawn, Danger.Deadly, TraverseMode.ByPawn, canBash), maxDist, (Thing x) => innerValidator((IAttackTarget)x), null, 0, (maxDist > 800f) ? -1 : 40, false, RegionType.Set_Passable, false);

            if (attackTarget2 != null && PawnUtility.ShouldCollideWithPawns(searcherPawn))
            {
                IAttackTarget attackTarget3 = FindBestReachableMeleeTarget(innerValidator, searcherPawn, maxDist, canBash);
                if (attackTarget3 != null)
                {
                    float lengthHorizontal  = (searcherPawn.Position - attackTarget2.Thing.Position).LengthHorizontal;
                    float lengthHorizontal2 = (searcherPawn.Position - attackTarget3.Thing.Position).LengthHorizontal;
                    if (Mathf.Abs(lengthHorizontal - lengthHorizontal2) < 50f)
                    {
                        attackTarget2 = attackTarget3;
                    }
                }
            }
            __result = attackTarget2;
            return(false);
        }
        public static IAttackTarget BestAttackTarget(IAttackTargetSearcher searcher, TargetScanFlags flags, Predicate <Thing> validator = null, float minDist = 0f, float maxDist = 9999f, IntVec3 locus = default(IntVec3), float maxTravelRadiusFromLocus = float.MaxValue, bool canBash = false, bool canTakeTargetsCloserThanEffectiveMinRange = true)
        {
            Thing searcherThing = searcher.Thing;
            Pawn  searcherPawn  = searcher as Pawn;
            Verb  verb          = searcher.CurrentEffectiveVerb;

            if (verb == null)
            {
                Log.Error("BestAttackTarget with " + searcher.ToStringSafe() + " who has no attack verb.");
                return(null);
            }
            bool  onlyTargetMachines = verb.IsEMP();
            float minDistSquared     = minDist * minDist;
            float num = maxTravelRadiusFromLocus + verb.verbProps.range;
            float maxLocusDistSquared         = num * num;
            Func <IntVec3, bool> losValidator = null;

            if ((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 (minDistSquared > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < minDistSquared)
                {
                    return(false);
                }
                if (!canTakeTargetsCloserThanEffectiveMinRange)
                {
                    float num2 = verb.verbProps.EffectiveMinRange(thing, searcherThing);
                    if (num2 > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < num2 * num2)
                    {
                        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 (searcherPawn != null)
                {
                    Lord lord = searcherPawn.GetLord();
                    if (lord != null && !lord.LordJob.ValidateAttackTarget(searcherPawn, thing))
                    {
                        //	Log.Messageage(thing + " lord ValidateAttackTarget: false");
                        return(false);
                    }
                }
                if ((flags & TargetScanFlags.NeedNotUnderThickRoof) != 0)
                {
                    RoofDef roof = thing.Position.GetRoof(thing.Map);
                    if (roof != null && roof.isThickRoof)
                    {
                        //	Log.Messageage(thing + " isThickRoof: false");
                        return(false);
                    }
                }
                if ((flags & TargetScanFlags.NeedLOSToAll) != 0)
                {
                    if (losValidator != null && (!losValidator(searcherThing.Position) || !losValidator(thing.Position)))
                    {
                        //	Log.Messageage(thing + " LOSToAll: false");
                        return(false);
                    }
                    if (!searcherThing.CanSee(thing, losValidator))
                    {
                        if (t is Pawn)
                        {
                            if ((flags & TargetScanFlags.NeedLOSToPawns) != 0)
                            {
                                //	Log.Messageage(thing + " LOSToPawns: false");
                                return(false);
                            }
                        }
                        else if ((flags & TargetScanFlags.NeedLOSToNonPawns) != 0)
                        {
                            //	Log.Messageage(thing + " LOSToNonPawns: false");
                            return(false);
                        }
                    }
                }
                if (((flags & TargetScanFlags.NeedThreat) != 0 || (flags & TargetScanFlags.NeedAutoTargetable) != 0) && t.ThreatDisabled(searcher))
                {
                    //	Log.Messageage(thing + " NeedThreat: false");
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedAutoTargetable) != 0 && !IsAutoTargetable(t))
                {
                    //	Log.Messageage(thing + " NeedAutoTargetable: false");
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedActiveThreat) != 0 && !GenHostility.IsActiveThreatTo(t, searcher.Thing.Faction))
                {
                    //	Log.Messageage(thing + " NeedActiveThreat: false");
                    return(false);
                }
                Pawn pawn = t as Pawn;
                if (onlyTargetMachines && pawn != null && pawn.RaceProps.IsFlesh)
                {
                    //	Log.Messageage(thing + " onlyTargetMachines: false");
                    return(false);
                }
                if ((flags & TargetScanFlags.NeedNonBurning) != 0 && thing.IsBurning())
                {
                    //	Log.Messageage(thing + " NeedNonBurning: false");
                    return(false);
                }
                if (searcherThing.def.race != null && (int)searcherThing.def.race.intelligence >= 2)
                {
                    CompExplosive compExplosive = thing.TryGetCompFast <CompExplosive>();
                    if (compExplosive != null && compExplosive.wickStarted)
                    {
                        //	Log.Messageage(thing + " wickStarted: false");
                        return(false);
                    }
                }
                if (thing.def.size.x == 1 && thing.def.size.z == 1)
                {
                    if (thing.Position.Fogged(thing.Map))
                    {
                        //	Log.Messageage(thing + " Fogged: false");
                        return(false);
                    }
                }
                else
                {
                    bool flag2 = false;
                    foreach (IntVec3 item in thing.OccupiedRect())
                    {
                        if (!item.Fogged(thing.Map))
                        {
                            flag2 = true;
                            break;
                        }
                    }
                    if (!flag2)
                    {
                        //	Log.Messageage(thing + " Fogged: false");
                        return(false);
                    }
                }
                //	Log.Messageage(thing + " valid: true");
                return(true);
            };

            if (HasRangedAttack(searcher) && (searcherPawn == null || !searcherPawn.InAggroMentalState))
            {
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  0");
                tmpTargets.Clear();
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  1");
                tmpTargets.AddRange(searcherThing.Map.attackTargetsCache.GetPotentialTargetsFor(searcher));
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  2 tmpTargets: " + tmpTargets.Count);
                if ((flags & TargetScanFlags.NeedReachable) != 0)
                {
                    Predicate <IAttackTarget> oldValidator2 = innerValidator;
                    innerValidator = ((IAttackTarget t) => oldValidator2(t) && CanReach(searcherThing, t.Thing, canBash));
                }
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  3");
                bool flag = false;
                for (int i = 0; i < tmpTargets.Count; i++)
                {
                    IAttackTarget attackTarget = tmpTargets[i];
                    if (attackTarget.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) && innerValidator(attackTarget) && CanShootAtFromCurrentPosition(attackTarget, searcher, verb))
                    {
                        flag = true;
                        break;
                    }
                }
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack 4 ");
                IAttackTarget attackTarget2;
                if (flag)
                {
                    tmpTargets.RemoveAll((IAttackTarget x) => !x.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) || !innerValidator(x));
                    attackTarget2 = GetRandomShootingTargetByScore(tmpTargets, searcher, verb);
                }
                else
                {
                    attackTarget2 = (IAttackTarget)GenClosest.ClosestThing_Global(validator: ((flags & TargetScanFlags.NeedReachableIfCantHitFromMyPos) == 0 || (flags & TargetScanFlags.NeedReachable) != 0) ? ((Predicate <Thing>)((Thing t) => innerValidator((IAttackTarget)t))) : ((Predicate <Thing>)((Thing t) => innerValidator((IAttackTarget)t) && (CanReach(searcherThing, t, canBash) || CanShootAtFromCurrentPosition((IAttackTarget)t, searcher, verb)))), center: searcherThing.Position, searchSet: tmpTargets, maxDistance: maxDist);
                }
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  5");
                tmpTargets.Clear();
                //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack tgt found: " + (attackTarget2 != null).ToString());
                return(attackTarget2);
            }
            //	Log.Messageage(searcher + "AttackTargetFinder.HasRangedAttack  no ranged attack found");
            if (searcherPawn != null && searcherPawn.mindState.duty != null && searcherPawn.mindState.duty.radius > 0f && !searcherPawn.InMentalState)
            {
                Predicate <IAttackTarget> oldValidator = innerValidator;
                innerValidator = ((IAttackTarget t) => oldValidator(t) && t.Thing.Position.InHorDistOf(searcherPawn.mindState.duty.focus.Cell, searcherPawn.mindState.duty.radius));
            }
            IAttackTarget attackTarget3 = (IAttackTarget)GenClosest.ClosestThingReachable(searcherThing.Position, searcherThing.Map, ThingRequest.ForGroup(ThingRequestGroup.AttackTarget), PathEndMode.Touch, TraverseParms.For(searcherPawn, Danger.Deadly, TraverseMode.ByPawn, canBash), maxDist, (Thing x) => innerValidator((IAttackTarget)x), null, 0, (maxDist > 800f) ? (-1) : 40);

            if (attackTarget3 != null && PawnUtility.ShouldCollideWithPawns(searcherPawn))
            {
                IAttackTarget attackTarget4 = FindBestReachableMeleeTarget(innerValidator, searcherPawn, maxDist, canBash);
                if (attackTarget4 != null)
                {
                    float lengthHorizontal  = (searcherPawn.Position - attackTarget3.Thing.Position).LengthHorizontal;
                    float lengthHorizontal2 = (searcherPawn.Position - attackTarget4.Thing.Position).LengthHorizontal;
                    if (Mathf.Abs(lengthHorizontal - lengthHorizontal2) < 50f)
                    {
                        attackTarget3 = attackTarget4;
                    }
                }
            }
            return(attackTarget3);
        }
        public static IAttackTarget BestAttackTarget(IAttackTargetSearcher searcher, Verb verb, TargetScanFlags flags, Predicate <Thing> validator = null, float minDist = 0f, float maxDist = 9999f, IntVec3 locus = default(IntVec3), float maxTravelRadiusFromLocus = 3.40282347E+38f, bool canBash = false, bool canTakeTargetsCloserThanEffectiveMinRange = true)
        {
            Thing searcherThing = searcher.Thing;
            Pawn  searcherPawn  = searcher as Pawn;

            if (verb == null)
            {
                Log.Error("BestAttackTarget with " + searcher.ToStringSafe <IAttackTargetSearcher>() + " who has no attack verb.");
                return(null);
            }
            bool  onlyTargetMachines = verb.IsEMP();
            float minDistSquared     = 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 (minDistSquared > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < minDistSquared)
                {
                    return(false);
                }
                if (!canTakeTargetsCloserThanEffectiveMinRange)
                {
                    float num2 = verb.verbProps.EffectiveMinRange(thing, searcherThing);
                    if (num2 > 0f && (float)(searcherThing.Position - thing.Position).LengthHorizontalSquared < num2 * num2)
                    {
                        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 (searcherPawn != null)
                {
                    Lord lord = searcherPawn.GetLord();
                    if (lord != null && !lord.LordJob.ValidateAttackTarget(searcherPawn, 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);
                }
                if (onlyTargetMachines && t is Pawn pawn && 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;
                    foreach (IntVec3 cellRect in thing.OccupiedRect())
                    {
                        if (cellRect.Fogged(thing.Map))
                        {
                            flag2 = true;
                            break;
                        }
                    }
                    if (!flag2)
                    {
                        return(false);
                    }
                }
                return(true);
            };

            if (PCF_AttackTargetFinder.HasRangedAttack(searcher, verb))
            {
                PCF_AttackTargetFinder.tmpTargets.Clear();
                PCF_AttackTargetFinder.tmpTargets.AddRange(searcherThing.Map.attackTargetsCache.GetPotentialTargetsFor(searcher));
                if ((byte)(flags & TargetScanFlags.NeedReachable) != 0)
                {
                    Predicate <IAttackTarget> oldValidator = innerValidator;
                    innerValidator = ((IAttackTarget t) => oldValidator(t) && PCF_AttackTargetFinder.CanReach(searcherThing, t.Thing, canBash));
                }
                bool flag = false;
                for (int i = 0; i < PCF_AttackTargetFinder.tmpTargets.Count; i++)
                {
                    IAttackTarget attackTarget = PCF_AttackTargetFinder.tmpTargets[i];
                    if (attackTarget.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) && innerValidator(attackTarget) && PCF_AttackTargetFinder.CanShootAtFromCurrentPosition(attackTarget, searcher, verb))
                    {
                        flag = true;
                        break;
                    }
                }
                IAttackTarget result;
                if (flag)
                {
                    PCF_AttackTargetFinder.tmpTargets.RemoveAll((IAttackTarget x) => !x.Thing.Position.InHorDistOf(searcherThing.Position, maxDist) || !innerValidator(x));
                    result = PCF_AttackTargetFinder.GetRandomShootingTargetByScore(PCF_AttackTargetFinder.tmpTargets, searcher, verb);
                }
                else
                {
                    Predicate <Thing> validator2;
                    if ((byte)(flags & TargetScanFlags.NeedReachableIfCantHitFromMyPos) != 0 && (byte)(flags & TargetScanFlags.NeedReachable) == 0)
                    {
                        validator2 = ((Thing t) => innerValidator((IAttackTarget)t) && (PCF_AttackTargetFinder.CanReach(searcherThing, t, canBash) || PCF_AttackTargetFinder.CanShootAtFromCurrentPosition((IAttackTarget)t, searcher, verb)));
                    }
                    else
                    {
                        validator2 = ((Thing t) => innerValidator((IAttackTarget)t));
                    }
                    result = (IAttackTarget)GenClosest.ClosestThing_Global(searcherThing.Position, PCF_AttackTargetFinder.tmpTargets, maxDist, validator2, null);
                }
                PCF_AttackTargetFinder.tmpTargets.Clear();
                return(result);
            }
            if (searcherPawn != null && searcherPawn.mindState.duty != null && searcherPawn.mindState.duty.radius > 0f && !searcherPawn.InMentalState)
            {
                Predicate <IAttackTarget> oldValidator = innerValidator;
                innerValidator = ((IAttackTarget t) => oldValidator(t) && t.Thing.Position.InHorDistOf(searcherPawn.mindState.duty.focus.Cell, searcherPawn.mindState.duty.radius));
            }
            IntVec3       position       = searcherThing.Position;
            Map           map            = searcherThing.Map;
            ThingRequest  thingReq       = ThingRequest.ForGroup(ThingRequestGroup.AttackTarget);
            PathEndMode   peMode         = PathEndMode.Touch;
            Pawn          searcherPawn2  = searcherPawn;
            Danger        maxDanger      = Danger.Deadly;
            bool          canBash2       = canBash;
            TraverseParms traverseParams = TraverseParms.For(searcherPawn2, maxDanger, TraverseMode.ByPawn, canBash2);
            float         maxDist2       = maxDist;

            bool validator3(Thing x) => innerValidator((IAttackTarget)x);

            int           searchRegionsMax = (maxDist <= 800f) ? 40 : -1;
            IAttackTarget attackTarget2    = (IAttackTarget)GenClosest.ClosestThingReachable(position, map, thingReq, peMode, traverseParams, maxDist2, validator3, null, 0, searchRegionsMax, false, RegionType.Set_Passable, false);

            if (attackTarget2 != null && PawnUtility.ShouldCollideWithPawns(searcherPawn))
            {
                IAttackTarget attackTarget3 = PCF_AttackTargetFinder.FindBestReachableMeleeTarget(innerValidator, searcherPawn, maxDist, canBash);
                if (attackTarget3 != null)
                {
                    float lengthHorizontal  = (searcherPawn.Position - attackTarget2.Thing.Position).LengthHorizontal;
                    float lengthHorizontal2 = (searcherPawn.Position - attackTarget3.Thing.Position).LengthHorizontal;
                    if (Mathf.Abs(lengthHorizontal - lengthHorizontal2) < 50f)
                    {
                        attackTarget2 = attackTarget3;
                    }
                }
            }
            return(attackTarget2);
        }