void UEnvironmentQueryGraph::UpdateAsset(int32 UpdateFlags)
{
	if (IsLocked())
	{
		return;
	}

	// let's find root node
	UEnvironmentQueryGraphNode_Root* RootNode = NULL;
	for (int32 Idx = 0; Idx < Nodes.Num(); Idx++)
	{
		RootNode = Cast<UEnvironmentQueryGraphNode_Root>(Nodes[Idx]);
		if (RootNode != NULL)
		{
			break;
		}
	}

	UEnvQuery* Query = Cast<UEnvQuery>(GetOuter());
	Query->GetOptionsMutable().Reset();
	if (RootNode && RootNode->Pins.Num() > 0 && RootNode->Pins[0]->LinkedTo.Num() > 0)
	{
		UEdGraphPin* MyPin = RootNode->Pins[0];

		// sort connections so that they're organized the same as user can see in the editor
		MyPin->LinkedTo.Sort(FCompareNodeXLocation());

		for (int32 Idx = 0; Idx < MyPin->LinkedTo.Num(); Idx++)
		{
			UEnvironmentQueryGraphNode_Option* OptionNode = Cast<UEnvironmentQueryGraphNode_Option>(MyPin->LinkedTo[Idx]->GetOwningNode());
			if (OptionNode)
			{
				OptionNode->UpdateNodeData();

				UEnvQueryOption* OptionInstance = Cast<UEnvQueryOption>(OptionNode->NodeInstance);
				if (OptionInstance && OptionInstance->Generator)
				{
					OptionInstance->Tests.Reset();

					for (int32 TestIdx = 0; TestIdx < OptionNode->SubNodes.Num(); TestIdx++)
					{
						UAIGraphNode* SubNode = OptionNode->SubNodes[TestIdx];
						if (SubNode == nullptr)
						{
							continue;
						}

						SubNode->ParentNode = OptionNode;

						UEnvironmentQueryGraphNode_Test* TestNode = Cast<UEnvironmentQueryGraphNode_Test>(SubNode);
						if (TestNode && TestNode->bTestEnabled)
						{
							UEnvQueryTest* TestInstance = Cast<UEnvQueryTest>(TestNode->NodeInstance);
							if (TestInstance)
							{
								OptionInstance->Tests.Add(TestInstance);
							}
						}
					}

					Query->GetOptionsMutable().Add(OptionInstance);
				}
				
				// FORT-16508 tracking BEGIN: log invalid option
				if (OptionInstance && OptionInstance->Generator == nullptr)
				{
					FString DebugMessage = FString::Printf(TEXT("[%s] UpdateAsset found option instance [pin:%d] without a generator! tests:%d"),
						FPlatformTime::StrTimestamp(), Idx, OptionNode->SubNodes.Num());

					RootNode->LogDebugMessage(DebugMessage);
				}
				else if (OptionInstance == nullptr)
				{
					FString DebugMessage = FString::Printf(TEXT("[%s] UpdateAsset found option node [pin:%d] without an instance! tests:%d"),
						FPlatformTime::StrTimestamp(), Idx, OptionNode->SubNodes.Num());

					RootNode->LogDebugMessage(DebugMessage);
				}
				// FORT-16508 tracking END
			}
		}
	}

	RemoveOrphanedNodes();

	// FORT-16508 tracking BEGIN: find corrupted options
	if (RootNode)
	{
		for (int32 Idx = 0; Idx < Nodes.Num(); Idx++)
		{
			UEnvironmentQueryGraphNode_Option* OptionNode = Cast<UEnvironmentQueryGraphNode_Option>(Nodes[Idx]);
			if (OptionNode)
			{
				UEnvQueryOption* OptionInstance = Cast<UEnvQueryOption>(OptionNode->NodeInstance);
				if (OptionNode->NodeInstance == nullptr || OptionInstance == nullptr || OptionInstance->HasAnyFlags(RF_Transient))
				{
					FString DebugMessage = FString::Printf(TEXT("[%s] found corrupted node after RemoveOrphanedNodes! type:instance option:%s instance:%d transient:%d tests:%d"),
						FPlatformTime::StrTimestamp(),
						*GetNameSafe(OptionNode),
						OptionNode->NodeInstance ? (OptionInstance ? 1 : -1) : 0,
//.........这里部分代码省略.........

void UK2Node_Composite::PostPasteNode()
{
	Super::PostPasteNode();

	//@TODO: Should verify that each node in the composite can be pasted into this new graph successfully (CanPasteHere)

	if (BoundGraph != NULL)
	{
		UEdGraph* ParentGraph = CastChecked<UEdGraph>(GetOuter());
		ensure(BoundGraph != ParentGraph);

		// Update the InputSinkNode / OutputSourceNode pointers to point to the new graph
		TSet<UEdGraphNode*> BoundaryNodes;
		for (int32 NodeIndex = 0; NodeIndex < BoundGraph->Nodes.Num(); ++NodeIndex)
		{
			UEdGraphNode* Node = BoundGraph->Nodes[NodeIndex];
			
			//Remove this node if it should not exist more then one in blueprint
			if(UK2Node_Event* Event = Cast<UK2Node_Event>(Node))
			{
				UBlueprint* BP = FBlueprintEditorUtils::FindBlueprintForGraphChecked(BoundGraph);
				if(FBlueprintEditorUtils::FindOverrideForFunction(BP, Event->EventReference.GetMemberParentClass(Event), Event->EventReference.GetMemberName()))
				{
					FBlueprintEditorUtils::RemoveNode(BP, Node, true);
					NodeIndex--;
					continue;
				}
			}
			
			BoundaryNodes.Add(Node);

			if (Node->GetClass() == UK2Node_Tunnel::StaticClass())
			{
				// Exactly a tunnel node, should be the entrance or exit node
				UK2Node_Tunnel* Tunnel = CastChecked<UK2Node_Tunnel>(Node);

				if (Tunnel->bCanHaveInputs && !Tunnel->bCanHaveOutputs)
				{
					OutputSourceNode = Tunnel;
					Tunnel->InputSinkNode = this;
				}
				else if (Tunnel->bCanHaveOutputs && !Tunnel->bCanHaveInputs)
				{
					InputSinkNode = Tunnel;
					Tunnel->OutputSourceNode = this;
				}
				else
				{
					ensureMsgf(false, *LOCTEXT("UnexpectedTunnelNode", "Unexpected tunnel node '%s' in cloned graph '%s' (both I/O or neither)").ToString(), *Tunnel->GetName(), *GetName());
				}
			}
		}

		RenameBoundGraphCloseToName(BoundGraph->GetName());
		ensure(BoundGraph->SubGraphs.Find(ParentGraph) == INDEX_NONE);

		//Nested composites will already be in the SubGraph array
		if(ParentGraph->SubGraphs.Find(BoundGraph) == INDEX_NONE)
		{
			ParentGraph->SubGraphs.Add(BoundGraph);
		}

		FEdGraphUtilities::PostProcessPastedNodes(BoundaryNodes);
	}
}

bool CAI_BlendedMotor::AddTurnGesture( float flYD )
{

	// some funky bug with human turn gestures, disable for now
	return false;

	// try using a turn gesture
	Activity activity = ACT_INVALID;
	float weight = 1.0;
	float turnCompletion = 1.0;

	if (m_flNextTurnGesture > gpGlobals->curtime)
	{
		/*
		if ( GetOuter()->m_debugOverlays & OVERLAY_NPC_SELECTED_BIT )
		{
			Msg( "%.1f : [ %.2f ]\n", flYD, m_flNextTurnAct - gpGlobals->curtime );
		}
		*/
		return false;
	}

	if ( GetOuter()->IsMoving() || GetOuter()->IsCrouching() )
	{
		return false;
	}

	if (fabs( flYD ) < 15)
	{
		return false;
	}
	else if (flYD < -45)
	{
		activity = ACT_GESTURE_TURN_RIGHT90;
		weight = flYD / -90;
		turnCompletion = 0.36;
	}
	else if (flYD < 0)
	{
		activity = ACT_GESTURE_TURN_RIGHT45;
		weight = flYD / -45;
		turnCompletion = 0.4;
	}
	else if (flYD <= 45)
	{
		activity = ACT_GESTURE_TURN_LEFT45;
		weight = flYD / 45;
		turnCompletion = 0.4;
	}
	else
	{
		activity = ACT_GESTURE_TURN_LEFT90;
		weight = flYD / 90;
		turnCompletion = 0.36;
	}

	int seq = SelectWeightedSequence( activity );

	if (scene_flatturn->GetBool() && GetOuter()->IsCurSchedule( SCHED_SCENE_GENERIC ))
	{
		Activity flatactivity = activity;

		if (activity == ACT_GESTURE_TURN_RIGHT90)
		{
			flatactivity = ACT_GESTURE_TURN_RIGHT90_FLAT;
		}
		else if (activity == ACT_GESTURE_TURN_RIGHT45)
		{
			flatactivity = ACT_GESTURE_TURN_RIGHT45_FLAT;
		}
		else if (activity == ACT_GESTURE_TURN_LEFT90)
		{
			flatactivity = ACT_GESTURE_TURN_LEFT90_FLAT;
		}
		else if (activity == ACT_GESTURE_TURN_LEFT45)
		{
			flatactivity = ACT_GESTURE_TURN_LEFT45_FLAT;
		}

		if (flatactivity != activity)
		{
			int newseq = SelectWeightedSequence( flatactivity );
			if (newseq != ACTIVITY_NOT_AVAILABLE)
			{
				seq = newseq;
			}
		}
	}

	if (seq != ACTIVITY_NOT_AVAILABLE)
	{
		int iLayer = GetOuter()->AddGestureSequence( seq );
		if (iLayer != -1)
		{
			GetOuter()->SetLayerPriority( iLayer, 100 );
			// vary the playback a bit
			SetLayerPlaybackRate( iLayer, 1.0 );
			float actualDuration = GetOuter()->GetLayerDuration( iLayer );

			float rate = enginerandom->RandomFloat( 0.5, 1.1 );
//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
// Purpose: Suppress melee attacks against enemies for the given duration
// Input  : flDuration - Amount of time to suppress the attacks
//-----------------------------------------------------------------------------
void CAI_PassengerBehaviorZombie::SuppressAttack( float flDuration )
{
	GetOuter()->SetNextAttack( gpGlobals->curtime + flDuration );
}

bool UMovieSceneAudioTrack::IsAMasterTrack() const
{
	return Cast<UMovieScene>(GetOuter())->IsAMasterTrack(this);
}

void CAI_LeadBehavior::RunTask( const Task_t *pTask )		
{ 
	switch ( pTask->iTask )
	{
		case TASK_LEAD_SUCCEED:
		{
			if ( !IsSpeaking() )
			{
				TaskComplete();
				NotifyEvent( LBE_DONE );
			}
			break;
		}
		case TASK_LEAD_ARRIVE:
		{
			if ( !IsSpeaking() )
			{
				TaskComplete();
				NotifyEvent( LBE_ARRIVAL_DONE );
			}
			break;
		}

		case TASK_LEAD_MOVE_TO_RANGE:
		{
			// If we haven't spoken our start speech, move closer
 			if ( !m_hasspokenstart)
			{
				ChainRunTask( TASK_MOVE_TO_GOAL_RANGE, m_leaddistance - 24 );
			}
			else
			{
 				ChainRunTask( TASK_MOVE_TO_GOAL_RANGE, m_retrievedistance );

				if ( !TaskIsComplete() )
				{
					// Transition to a walk when we get near the player
					// Check Z first, and only check 2d if we're within that
					Vector vecGoalPos = GetNavigator()->GetGoalPos();
					float distance = fabs(vecGoalPos.z - GetLocalOrigin().z);
					bool bWithinZ = false;
					if ( distance < m_retrievedistance )
					{
						distance = ( vecGoalPos - GetLocalOrigin() ).Length2D();
						bWithinZ = true;
					}

					if ( distance > m_retrievedistance )
					{
						Activity followActivity = ACT_WALK;
						if ( GetOuter()->GetState() == NPC_STATE_COMBAT || (!bWithinZ || distance < (m_retrievedistance*4)) && GetOuter()->GetState() != NPC_STATE_COMBAT ) 
						{
							followActivity = ACT_RUN;
						}

						// Don't confuse move and shoot by resetting the activity every think
						Activity curActivity = GetNavigator()->GetMovementActivity();
						switch( curActivity )
						{
						case ACT_WALK_AIM:	curActivity = ACT_WALK;	break;
						case ACT_RUN_AIM:	curActivity = ACT_RUN;	break;
						}
						
						if ( curActivity != followActivity )
						{
							GetNavigator()->SetMovementActivity(followActivity);
						}
						GetNavigator()->SetArrivalDirection( GetOuter()->GetTarget() );
					}
				}
			}
			break;
		}

		case TASK_LEAD_RETRIEVE_WAIT:
		{
			ChainRunTask( TASK_WAIT_INDEFINITE );
			break;
		}

		case TASK_LEAD_WALK_PATH:
		{
			// If we're leading, and we're supposed to run, run instead of walking
			if ( m_run && 
				( IsCurSchedule( SCHED_LEAD_WAITFORPLAYER, false ) || IsCurSchedule( SCHED_LEAD_PLAYER, false ) || IsCurSchedule( SCHED_LEAD_SPEAK_THEN_LEAD_PLAYER, false )|| IsCurSchedule( SCHED_LEAD_RETRIEVE, false ) ) )
			{
				ChainRunTask( TASK_RUN_PATH );
			}
			else
			{
				ChainRunTask( TASK_WALK_PATH );
			}

			// While we're walking
			if ( TaskIsRunning() && IsCurSchedule( SCHED_LEAD_PLAYER, false ) )
			{
				// If we're not speaking, and we haven't tried for a while, try to speak lead idle
				if ( m_flNextLeadIdle < gpGlobals->curtime && !IsSpeaking() )
				{
					m_flNextLeadIdle = gpGlobals->curtime + RandomFloat( 10,15 );
//.........这里部分代码省略.........

void CAI_MoveAndShootOverlay::RunShootWhileMove()
{
	if ( m_bNoShootWhileMove )
		return;

	if ( gpGlobals->curtime < m_flSuspendUntilTime )
		return;

	m_flSuspendUntilTime = MOVESHOOT_DO_NOT_SUSPEND;

	CAI_BaseNPC *pOuter = GetOuter();

	// keep enemy if dead but try to look for a new one
	if (!pOuter->GetEnemy() || !pOuter->GetEnemy()->IsAlive())
	{
		CBaseEntity *pNewEnemy = pOuter->BestEnemy();

		if( pNewEnemy != NULL )
		{
			//New enemy! Clear the timers and set conditions.
			pOuter->SetEnemy( pNewEnemy );
			pOuter->SetState( NPC_STATE_COMBAT );
		}
		else
		{
			pOuter->ClearAttackConditions();
		}
		// SetEnemy( NULL );
	}

	/*if( !pOuter->GetNavigator()->IsGoalActive() )
		return;*/

	if ( GetEnemy() == NULL )
	{
		if ( pOuter->GetAlternateMoveShootTarget() )
		{
			// Aim at this other thing if I can't aim at my enemy.
			pOuter->AddFacingTarget( pOuter->GetAlternateMoveShootTarget(), pOuter->GetAlternateMoveShootTarget()->GetAbsOrigin(), 1.0, 0.2 );
		}

		return;
	}

	bool bMoveAimAtEnemy = CanAimAtEnemy();
	UpdateMoveShootActivity( bMoveAimAtEnemy );
	if ( !bMoveAimAtEnemy )
	{
		EndShootWhileMove();
		return;
	}

	Assert( HasAvailableRangeAttack() ); // This should have been caught at task start

	Activity activity;
	bool bIsReloading = false;

	if ( ( activity = pOuter->TranslateActivity( ACT_GESTURE_RELOAD ) ) != ACT_INVALID )
	{
		bIsReloading = pOuter->IsPlayingGesture( activity );
	}

	if ( !bIsReloading && HasAvailableRangeAttack() )
	{
		// time to fire?
		if ( pOuter->HasCondition( COND_CAN_RANGE_ATTACK1, false ) )
		{
			if ( pOuter->GetShotRegulator()->IsInRestInterval() )
			{
				EndShootWhileMove();
			}
			else if ( pOuter->GetShotRegulator()->ShouldShoot() )
			{
				if ( m_bMovingAndShooting || pOuter->OnBeginMoveAndShoot() )
				{
					m_bMovingAndShooting = true;
					pOuter->OnRangeAttack1();

					activity = pOuter->TranslateActivity( ACT_GESTURE_RANGE_ATTACK1 );
					Assert( activity != ACT_INVALID );

					pOuter->RestartGesture( activity );

					// FIXME: this seems a bit wacked
					pOuter->Weapon_SetActivity( pOuter->Weapon_TranslateActivity( ACT_RANGE_ATTACK1 ), 0 );
				}
			}
		}
	}

	// try to keep facing towards the last known position of the enemy
	Vector vecEnemyLKP = pOuter->GetEnemyLKP();
	pOuter->AddFacingTarget( pOuter->GetEnemy(), vecEnemyLKP, 1.0, 0.8 );
}

bool UObjectBaseUtility::IsDefaultSubobject() const
{
	const bool bIsInstanced = GetOuter() && (GetOuter()->HasAnyFlags(RF_ClassDefaultObject) || ((UObject*)this)->GetArchetype() != GetClass()->GetDefaultObject());
	return bIsInstanced;
}

bool CAI_TacticalServices::FindLateralLos( const Vector &vecThreat, Vector *pResult )
{
	AI_PROFILE_SCOPE( CAI_TacticalServices_FindLateralLos );

	if( !m_bAllowFindLateralLos )
	{
		return false;
	}

	MARK_TASK_EXPENSIVE();

	Vector	vecLeftTest;
	Vector	vecRightTest;
	Vector	vecStepRight;
	Vector  vecCheckStart;
	bool	bLookingForEnemy = GetEnemy() && VectorsAreEqual(vecThreat, GetEnemy()->EyePosition(), 0.1f);
	int		i;

	if(  !bLookingForEnemy || GetOuter()->HasCondition(COND_SEE_ENEMY) || GetOuter()->HasCondition(COND_HAVE_ENEMY_LOS) || 
		 GetOuter()->GetTimeScheduleStarted() == gpGlobals->curtime ) // Conditions get nuked before tasks run, assume should try
	{
		// My current position might already be valid.
		if ( TestLateralLos(vecThreat, GetLocalOrigin()) )
		{
			*pResult = GetLocalOrigin();
			return true;
		}
	}

	if( !ai_find_lateral_los.GetBool() )
	{
		// Allows us to turn off lateral LOS at the console. Allow the above code to run 
		// just in case the NPC has line of sight to begin with.
		return false;
	}

	int iChecks = COVER_CHECKS;
	int iDelta = COVER_DELTA;

	// If we're limited in how far we're allowed to move laterally, don't bother checking past it
	int iMaxLateralDelta = (int)GetOuter()->GetMaxTacticalLateralMovement();
	if ( iMaxLateralDelta != MAXTACLAT_IGNORE && iMaxLateralDelta < iDelta )
	{
		iChecks = 1;
		iDelta = iMaxLateralDelta;
	}

	Vector right;
	AngleVectors( GetLocalAngles(), NULL, &right, NULL );
	vecStepRight = right * iDelta;
	vecStepRight.z = 0;

	vecLeftTest = vecRightTest = GetLocalOrigin();
 	vecCheckStart = vecThreat;

	for ( i = 0 ; i < iChecks; i++ )
	{
		vecLeftTest = vecLeftTest - vecStepRight;
		vecRightTest = vecRightTest + vecStepRight;

		if (TestLateralLos( vecCheckStart, vecLeftTest ))
		{
			*pResult = vecLeftTest;
			return true;
		}

		if (TestLateralLos( vecCheckStart, vecRightTest ))
		{
			*pResult = vecRightTest;
			return true;
		}
	}

	return false;
}

bool UActorComponent::NeedsLoadForServer() const
{
	check(GetOuter());
	return (GetOuter()->NeedsLoadForServer() && Super::NeedsLoadForServer());
}

void UEnvironmentQueryGraph::SpawnMissingNodes()
{
	UEnvQuery* QueryOwner = Cast<UEnvQuery>(GetOuter());
	if (QueryOwner == nullptr)
	{
		return;
	}

	TSet<UEnvQueryTest*> ExistingTests;
	TSet<UEnvQueryOption*> ExistingNodes;
	TArray<UEnvQueryOption*> OptionsCopy = QueryOwner->GetOptions();

	UAIGraphNode* MyRootNode = nullptr;
	for (int32 Idx = 0; Idx < Nodes.Num(); Idx++)
	{
		UEnvironmentQueryGraphNode* MyNode = Cast<UEnvironmentQueryGraphNode>(Nodes[Idx]);
		UEnvQueryOption* OptionInstance = MyNode ? Cast<UEnvQueryOption>(MyNode->NodeInstance) : nullptr;
		if (OptionInstance && OptionInstance->Generator)
		{
			ExistingNodes.Add(OptionInstance);

			ExistingTests.Empty(ExistingTests.Num());
			for (int32 SubIdx = 0; SubIdx < MyNode->SubNodes.Num(); SubIdx++)
			{
				UEnvironmentQueryGraphNode* MySubNode = Cast<UEnvironmentQueryGraphNode>(MyNode->SubNodes[SubIdx]);
				UEnvQueryTest* TestInstance = MySubNode ? Cast<UEnvQueryTest>(MySubNode->NodeInstance) : nullptr;
				if (TestInstance)
				{
					ExistingTests.Add(TestInstance);
				}
				else
				{
					MyNode->RemoveSubNode(MySubNode);
					SubIdx--;
				}
			}

			SpawnMissingSubNodes(OptionInstance, ExistingTests, MyNode);
		}

		UEnvironmentQueryGraphNode_Root* RootNode = Cast<UEnvironmentQueryGraphNode_Root>(Nodes[Idx]);
		if (RootNode)
		{
			MyRootNode = RootNode;
		}
	}

	UEdGraphPin* RootOutPin = MyRootNode ? FindGraphNodePin(MyRootNode, EGPD_Output) : nullptr;
	ExistingTests.Empty(0);

	for (int32 Idx = 0; Idx < OptionsCopy.Num(); Idx++)
	{
		UEnvQueryOption* OptionInstance = OptionsCopy[Idx];
		if (ExistingNodes.Contains(OptionInstance) || OptionInstance == nullptr || OptionInstance->Generator == nullptr)
		{
			continue;
		}

		FGraphNodeCreator<UEnvironmentQueryGraphNode_Option> NodeBuilder(*this);
		UEnvironmentQueryGraphNode_Option* MyNode = NodeBuilder.CreateNode();
		UAIGraphNode::UpdateNodeClassDataFrom(OptionInstance->Generator->GetClass(), MyNode->ClassData);
		MyNode->ErrorMessage = MyNode->ClassData.GetDeprecatedMessage();
		NodeBuilder.Finalize();

		if (MyRootNode)
		{
			MyNode->NodePosX = MyRootNode->NodePosX + (Idx * 300);
			MyNode->NodePosY = MyRootNode->NodePosY + 100;
		}

		MyNode->NodeInstance = OptionInstance;
		SpawnMissingSubNodes(OptionInstance, ExistingTests, MyNode);

		UEdGraphPin* SpawnedInPin = FindGraphNodePin(MyNode, EGPD_Input);
		if (RootOutPin && SpawnedInPin)
		{
			RootOutPin->MakeLinkTo(SpawnedInPin);
		}
	}
}

int CAI_LeadBehavior::SelectSchedule()
{
	if ( HasGoal() )
	{
		if( HasCondition(COND_LEAD_SUCCESS) )
		{
			return SCHED_LEAD_SUCCEED;
		}

		// Player's here, but does he have the weapon we want him to have?
		if ( m_weaponname != NULL_STRING )
		{
			CBasePlayer *pFollower = AI_GetSinglePlayer();
			if ( pFollower && !pFollower->Weapon_OwnsThisType( STRING(m_weaponname) ) )
			{
				// If the safety timeout has run out, just give the player the weapon
				if ( !m_flWeaponSafetyTimeOut || (m_flWeaponSafetyTimeOut > gpGlobals->curtime) )
					return SCHED_LEAD_PLAYERNEEDSWEAPON;

				string_t iszItem = AllocPooledString( "weapon_bugbait" );
				pFollower->GiveNamedItem( STRING(iszItem) );
			}
		}

		// If we have a waitpoint, we want to wait at it for the player.
		if( HasWaitPoint() && !PlayerIsAheadOfMe( true ) )
		{
			bool bKeepWaiting = true;

			// If we have no wait distance, trigger as soon as the player comes in view
			if ( !m_waitdistance )
			{
				if ( HasCondition( COND_SEE_PLAYER ) )
				{
					// We've spotted the player, so stop waiting
					bKeepWaiting = false;
				}
			}
			else
			{
				// We have to collect data about the person we're leading around.
				CBaseEntity *pFollower = AI_GetSinglePlayer();
				if( pFollower )
				{
					float flFollowerDist = ( WorldSpaceCenter() - pFollower->WorldSpaceCenter() ).Length();
					if ( flFollowerDist < m_waitdistance )
					{
						bKeepWaiting = false;
					}
				}
			}

			// Player still not here?
			if ( bKeepWaiting )
				return SCHED_LEAD_WAITFORPLAYER;

			// We're finished waiting
			m_waitpoint = vec3_origin;
			Speak( TLK_LEAD_WAITOVER );

			// Don't speak the start line, because we've said 
			m_hasspokenstart = true;
			return SCHED_WAIT_FOR_SPEAK_FINISH;
		}

		// If we haven't spoken our start speech, do that first
		if ( !m_hasspokenstart )
		{
			if ( HasCondition(COND_LEAD_HAVE_FOLLOWER_LOS) && HasCondition(COND_LEAD_FOLLOWER_VERY_CLOSE) )
				return SCHED_LEAD_SPEAK_START;

			// We haven't spoken to him, and we still need to. Go get him.
			return SCHED_LEAD_RETRIEVE;
		}

		if( HasCondition( COND_LEAD_FOLLOWER_LOST ) )
		{
			if( m_args.iRetrievePlayer )
			{
				// If not, we want to go get the player.
				DevMsg( GetOuter(), "Follower lost. Spoke COMING_BACK.\n");

				Speak( TLK_LEAD_COMINGBACK );
				m_MoveMonitor.ClearMark();

				// If we spoke something, wait for it to finish
				if ( m_args.iComingBackWaitForSpeak && IsSpeaking() )
					return SCHED_LEAD_SPEAK_THEN_RETRIEVE_PLAYER;

				return SCHED_LEAD_RETRIEVE;
			}
			else
			{
				// Just stay right here and wait.
				return SCHED_LEAD_WAITFORPLAYERIDLE;
			}
		}

		if( HasCondition( COND_LEAD_FOLLOWER_LAGGING ) )
		{
//.........这里部分代码省略.........

UWALandscapeGraph* UWALandscapeNode::GetGraph()
{
	return Cast<UWALandscapeGraph>(GetOuter());
}

UAbilitySystemComponent* UAttributeSet::GetOwningAbilitySystemComponent() const
{
	return UAbilitySystemGlobals::GetAbilitySystemComponentFromActor(CastChecked<AActor>(GetOuter()));
}

void AActor::SetActorLabelInternal( const FString& NewActorLabelDirty, bool bMakeGloballyUniqueFName, bool bMarkDirty )
{
	// Clean up the incoming string a bit
	FString NewActorLabel = NewActorLabelDirty;
	NewActorLabel.Trim();
	NewActorLabel.TrimTrailing();


	// First, update the actor label
	{
		// Has anything changed?
		if( FCString::Strcmp( *NewActorLabel, *GetActorLabel() ) != 0 )
		{
			// Store new label
			Modify( bMarkDirty );
			ActorLabel = NewActorLabel;
		}
	}


	// Next, update the actor's name
	{
		// Generate an object name for the actor's label
		const FName OldActorName = GetFName();
		FName NewActorName = MakeObjectNameFromActorLabel( GetActorLabel(), OldActorName );

		// Has anything changed?
		if( OldActorName != NewActorName )
		{
			// Try to rename the object
			UObject* NewOuter = NULL;		// Outer won't be changing
			ERenameFlags RenFlags = bMakeGloballyUniqueFName ? (REN_DontCreateRedirectors | REN_ForceGlobalUnique) : REN_DontCreateRedirectors;
			bool bCanRename = Rename( *NewActorName.ToString(), NewOuter, REN_Test | REN_DoNotDirty | REN_NonTransactional | RenFlags );
			if( bCanRename )
			{
				// NOTE: Will assert internally if rename fails
				const bool bWasRenamed = Rename( *NewActorName.ToString(), NewOuter, RenFlags );
			}
			else
			{
				// Unable to rename the object.  Use a unique object name variant.
				NewActorName = MakeUniqueObjectName( bMakeGloballyUniqueFName ? ANY_PACKAGE : GetOuter(), GetClass(), NewActorName );

				bCanRename = Rename( *NewActorName.ToString(), NewOuter, REN_Test | REN_DoNotDirty | REN_NonTransactional | RenFlags );
				if( bCanRename )
				{
					// NOTE: Will assert internally if rename fails
					const bool bWasRenamed = Rename( *NewActorName.ToString(), NewOuter, RenFlags );
				}
				else
				{
					// Unable to rename the object.  Oh well, not a big deal.
				}
			}
		}
	}

	FPropertyChangedEvent PropertyEvent( FindField<UProperty>( AActor::StaticClass(), "ActorLabel" ) );
	PostEditChangeProperty(PropertyEvent);

	FCoreDelegates::OnActorLabelChanged.Broadcast(this);
}

//-----------------------------------------------------------------------------
// Purpose: Searches for a possible response
// Input  : concept - 
//			NULL - 
// Output : AI_Response
//-----------------------------------------------------------------------------
AI_Response *CAI_Expresser::SpeakFindResponse( AIConcept_t concept, const char *modifiers /*= NULL*/ )
{
	IResponseSystem *rs = GetOuter()->GetResponseSystem();
	if ( !rs )
	{
		Assert( !"No response system installed for CAI_Expresser::GetOuter()!!!" );
		return NULL;
	}

	AI_CriteriaSet set;
	// Always include the concept name
	set.AppendCriteria( "concept", concept, CONCEPT_WEIGHT );

	// Always include any optional modifiers
	if ( modifiers != NULL )
	{
		char copy_modifiers[ 255 ];
		const char *pCopy;
		char key[ 128 ] = { 0 };
		char value[ 128 ] = { 0 };

		Q_strncpy( copy_modifiers, modifiers, sizeof( copy_modifiers ) );
		pCopy = copy_modifiers;

		while( pCopy )
		{
			pCopy = SplitContext( pCopy, key, sizeof( key ), value, sizeof( value ), NULL );

			if( *key && *value )
			{
				set.AppendCriteria( key, value, CONCEPT_WEIGHT );
			}
		}
	}

	// Let our outer fill in most match criteria
	GetOuter()->ModifyOrAppendCriteria( set );

	// Append local player criteria to set, but not if this is a player doing the talking
	if ( !GetOuter()->IsPlayer() )
	{
		CBasePlayer *pPlayer = UTIL_PlayerByIndex( 1 );
		if( pPlayer )
			pPlayer->ModifyOrAppendPlayerCriteria( set );
	}

	// Now that we have a criteria set, ask for a suitable response
	AI_Response *result = new AI_Response;
	Assert( result && "new AI_Response: Returned a NULL AI_Response!" );
	bool found = rs->FindBestResponse( set, *result, this );

	if ( rr_debugresponses.GetInt() == 3 )
	{
		if ( ( GetOuter()->MyNPCPointer() && GetOuter()->m_debugOverlays & OVERLAY_NPC_SELECTED_BIT ) || GetOuter()->IsPlayer() )
		{
			const char *pszName;
			if ( GetOuter()->IsPlayer() )
			{
				pszName = ((CBasePlayer*)GetOuter())->GetPlayerName();
			}
			else
			{
				pszName = GetOuter()->GetDebugName();
			}

			if ( found )
			{
				char response[ 256 ];
				result->GetResponse( response, sizeof( response ) );

				Warning( "RESPONSERULES: %s spoke '%s'. Found response '%s'.\n", pszName, concept, response );
			}
			else
			{
				Warning( "RESPONSERULES: %s spoke '%s'. Found no matching response.\n", pszName, concept );
			}
		}
	}

	if ( !found )
	{
		//Assert( !"rs->FindBestResponse: Returned a NULL AI_Response!" );
		delete result;
		return NULL;
	}

	char response[ 256 ];
	result->GetResponse( response, sizeof( response ) );

	if ( !response[0] )
	{
		delete result;
		return NULL;
	}
//.........这里部分代码省略.........

bool CAI_MoveAndShootOverlay::HasAvailableRangeAttack()
{
	return ( ( GetOuter()->GetActiveWeapon() != NULL ) ||
			( GetOuter()->CapabilitiesGet() & bits_CAP_INNATE_RANGE_ATTACK1 ) ||
			( GetOuter()->CapabilitiesGet() & bits_CAP_INNATE_RANGE_ATTACK2 ) );
}

//-----------------------------------------------------------------------------
// Purpose: Dispatches the result
// Input  : *response - 
//-----------------------------------------------------------------------------
bool CAI_Expresser::SpeakDispatchResponse( AIConcept_t concept, AI_Response *result, IRecipientFilter *filter /* = NULL */ )
{
	char response[ 256 ];
	result->GetResponse( response, sizeof( response ) );

	float delay = result->GetDelay();
	
	bool spoke = false;

	soundlevel_t soundlevel = result->GetSoundLevel();

	if ( IsSpeaking() && concept[0] != 0 )
	{
		DevMsg( "SpeakDispatchResponse:  Entity ( %i/%s ) already speaking, forcing '%s'\n", GetOuter()->entindex(), STRING( GetOuter()->GetEntityName() ), concept );

		// Tracker 15911:  Can break the game if we stop an imported map placed lcs here, so only
		//  cancel actor out of instanced scripted scenes.  ywb
		RemoveActorFromScriptedScenes( GetOuter(), true /*instanced scenes only*/ );
		GetOuter()->SentenceStop();

		if ( IsRunningScriptedScene( GetOuter() ) )
		{
			DevMsg( "SpeakDispatchResponse:  Entity ( %i/%s ) refusing to speak due to scene entity, tossing '%s'\n", GetOuter()->entindex(), STRING( GetOuter()->GetEntityName() ), concept );
			delete result;
			return false;
		}
	}

	switch ( result->GetType() )
	{
	default:
	case RESPONSE_NONE:
		break;

	case RESPONSE_SPEAK:
		{
			if ( !result->ShouldntUseScene() )
			{
				// This generates a fake CChoreoScene wrapping the sound.txt name
				spoke = SpeakAutoGeneratedScene( response, delay );
			}
			else
			{
				float speakTime = GetResponseDuration( result );
				GetOuter()->EmitSound( response );

				DevMsg( "SpeakDispatchResponse:  Entity ( %i/%s ) playing sound '%s'\n", GetOuter()->entindex(), STRING( GetOuter()->GetEntityName() ), response );
				NoteSpeaking( speakTime, delay );
				spoke = true;
			}
		}
		break;

	case RESPONSE_SENTENCE:
		{
			spoke = ( -1 != SpeakRawSentence( response, delay, VOL_NORM, soundlevel ) ) ? true : false;
		}
		break;

	case RESPONSE_SCENE:
		{
			spoke = SpeakRawScene( response, delay, result, filter );
		}
		break;

	case RESPONSE_RESPONSE:
		{
			// This should have been recursively resolved already
			Assert( 0 );
		}
		break;
	case RESPONSE_PRINT:
		{
			if ( g_pDeveloper->GetInt() > 0 )
			{
				Vector vPrintPos;
				GetOuter()->CollisionProp()->NormalizedToWorldSpace( Vector(0.5,0.5,1.0f), &vPrintPos );
				NDebugOverlay::Text( vPrintPos, response, true, 1.5 );
				spoke = true;
			}
		}
		break;
	}

	if ( spoke )
	{
		m_flLastTimeAcceptedSpeak = gpGlobals->curtime;
		if ( DebuggingSpeech() && g_pDeveloper->GetInt() > 0 && response && result->GetType() != RESPONSE_PRINT )
		{
			Vector vPrintPos;
			GetOuter()->CollisionProp()->NormalizedToWorldSpace( Vector(0.5,0.5,1.0f), &vPrintPos );
			NDebugOverlay::Text( vPrintPos, CFmtStr( "%s: %s", concept, response ), true, 1.5 );
		}

		if ( result->IsApplyContextToWorld() )
		{
//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
// Computes the surrounding collision bounds based on whatever algorithm we want...
//-----------------------------------------------------------------------------
void CCollisionProperty::ComputeSurroundingBox( Vector *pVecWorldMins, Vector *pVecWorldMaxs )
{
	if (( GetSolid() == SOLID_CUSTOM ) && (m_nSurroundType != USE_GAME_CODE ))
	{
		// NOTE: This can only happen in transition periods, say during network
		// reception on the client. We expect USE_GAME_CODE to be used with SOLID_CUSTOM
		*pVecWorldMins = GetCollisionOrigin();
		*pVecWorldMaxs = *pVecWorldMins;
		return;
	}

	switch( m_nSurroundType )
	{
	case USE_OBB_COLLISION_BOUNDS:
		{
			Assert( GetSolid() != SOLID_CUSTOM );
			bool bUseVPhysics = false;
			if ( ( GetSolid() == SOLID_VPHYSICS ) && ( GetOuter()->GetMoveType() == MOVETYPE_VPHYSICS ) )
			{
				// UNDONE: This may not be necessary any more.
				IPhysicsObject *pPhysics = GetOuter()->VPhysicsGetObject();
				bUseVPhysics = pPhysics && pPhysics->IsAsleep();
			}
			ComputeCollisionSurroundingBox( bUseVPhysics, pVecWorldMins, pVecWorldMaxs );
		}
		break;

	case USE_BEST_COLLISION_BOUNDS:
		Assert( GetSolid() != SOLID_CUSTOM );
		ComputeCollisionSurroundingBox( (GetSolid() == SOLID_VPHYSICS), pVecWorldMins, pVecWorldMaxs );
		break;

	case USE_COLLISION_BOUNDS_NEVER_VPHYSICS:
		Assert( GetSolid() != SOLID_CUSTOM );
		ComputeCollisionSurroundingBox( false, pVecWorldMins, pVecWorldMaxs );
		break;

	case USE_HITBOXES:
		ComputeHitboxSurroundingBox( pVecWorldMins, pVecWorldMaxs );
		break;

	case USE_ROTATION_EXPANDED_BOUNDS:
		ComputeRotationExpandedBounds( pVecWorldMins, pVecWorldMaxs );
		break;

	case USE_SPECIFIED_BOUNDS:
		VectorAdd( GetCollisionOrigin(), m_vecSpecifiedSurroundingMins, *pVecWorldMins );
		VectorAdd( GetCollisionOrigin(), m_vecSpecifiedSurroundingMaxs, *pVecWorldMaxs );
		break;

	case USE_GAME_CODE:
		GetOuter()->ComputeWorldSpaceSurroundingBox( pVecWorldMins, pVecWorldMaxs );
		Assert( pVecWorldMins->x <= pVecWorldMaxs->x );
		Assert( pVecWorldMins->y <= pVecWorldMaxs->y );
		Assert( pVecWorldMins->z <= pVecWorldMaxs->z );
		return;
	}

#ifdef DEBUG
	/*
	// For debugging purposes, make sure the bounds actually does surround the thing.
	// Otherwise the optimization we were using isn't really all that great, is it?
	Vector vecTestMins, vecTestMaxs;
	ComputeCollisionSurroundingBox( (GetSolid() == SOLID_VPHYSICS), &vecTestMins, &vecTestMaxs );

	// Now that we have the basics, let's expand for hitboxes if appropriate
	Vector vecWorldHitboxMins, vecWorldHitboxMaxs;
	if ( ComputeHitboxSurroundingBox( &vecWorldHitboxMins, &vecWorldHitboxMaxs ) )
	{
		VectorMin( vecWorldHitboxMaxs, vecTestMins, vecTestMins );
		VectorMax( vecWorldHitboxMaxs, vecTestMaxs, vecTestMaxs );
	}

	Assert( vecTestMins.x >= pVecWorldMins->x && vecTestMins.y >= pVecWorldMins->y && vecTestMins.z >= pVecWorldMins->z );
	Assert( vecTestMaxs.x <= pVecWorldMaxs->x && vecTestMaxs.y <= pVecWorldMaxs->y && vecTestMaxs.z <= pVecWorldMaxs->z );
	*/
#endif
}

void CAI_Expresser::BlockSpeechUntil( float time ) 	
{ 
	SpeechMsg( GetOuter(), "BlockSpeechUntil(%f) %f\n", time, time - gpGlobals->curtime );
	m_flBlockedTalkTime = time; 
}