1 files changed, 289 insertions, 0 deletions
diff --git a/game/server/hl2/npc_alyx_episodic.h b/game/server/hl2/npc_alyx_episodic.h
new file mode 100644
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--- /dev/null
+++ b/game/server/hl2/npc_alyx_episodic.h
@@ -0,0 +1,289 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:		Base combat character with no AI
+//
+//=====================================================================================//
+
+#include "ai_baseactor.h"
+#include "npc_playercompanion.h"
+#include "ai_behavior_holster.h"
+#include "ai_behavior_functank.h"
+#include "soundenvelope.h"
+
+extern ConVar npc_alyx_readiness;
+
+class CNPC_Alyx : public CNPC_PlayerCompanion
+{
+public:
+	DECLARE_CLASS( CNPC_Alyx, CNPC_PlayerCompanion );
+
+	// fast class list
+	CNPC_Alyx *m_pNext;
+
+	virtual void	ModifyOrAppendCriteria( AI_CriteriaSet &set );
+
+	bool ForceVehicleInteraction( const char *lpszInteractionName, CBaseCombatCharacter *pOther );
+
+	CNPC_Alyx( );
+	~CNPC_Alyx( );
+
+	static CNPC_Alyx *GetAlyx( void );
+
+	bool	CreateBehaviors();
+	void	Spawn( void );
+	void	Activate( void );
+	void	StopLoopingSounds( void );
+	void	SelectModel();
+	void	Precache( void );
+	void	SetupAlyxWithoutParent( void );
+	void	CreateEmpTool( void );
+	void	PrescheduleThink( void );
+	void	GatherConditions();
+	bool	ShouldPlayerAvoid( void );
+	void	AnalyzeGunfireSound( CSound *pSound );
+	bool	IsValidEnemy( CBaseEntity *pEnemy );
+	void	Event_KilledOther( CBaseEntity *pVictim, const CTakeDamageInfo &info );
+	void	Event_Killed( const CTakeDamageInfo &info );
+	void	EnemyIgnited( CAI_BaseNPC *pVictim );
+	void	CombineBallSocketed( int iNumBounces );
+	void	AimGun( void );
+	Vector  GetActualShootPosition( const Vector &shootOrigin );
+	float	MaxYawSpeed( void );
+	void	OnUpdateShotRegulator();
+	bool	IsCrouchedActivity( Activity activity );
+	bool	OnBeginMoveAndShoot();
+	void	SpeakAttacking( void );
+
+	virtual float	GetJumpGravity() const		{ return 1.8f; }
+
+	// Crouching
+	Vector  GetCrouchEyeOffset( void ) { return Vector(0,0,50); }
+	Vector  GetCrouchGunOffset( void ) { return Vector(0,0,40); }
+	bool	EnemyIsValidCrouchTarget( CBaseEntity *pEnemy );
+	bool	Stand( void );
+	bool	Crouch( void );
+	void	DesireCrouch( void );
+
+	// Custom AI
+	void	DoCustomCombatAI( void );
+	void	DoMobbedCombatAI( void );
+	void	DoCustomSpeechAI( void );
+
+	Disposition_t	IRelationType( CBaseEntity *pTarget );
+	int				IRelationPriority( CBaseEntity *pTarget );
+
+	CAI_FollowBehavior &GetFollowBehavior( void );
+
+	Class_T Classify ( void );
+	bool	FValidateHintType( CAI_Hint *pHint );
+	int		ObjectCaps();
+	void	HandleAnimEvent( animevent_t *pEvent );
+	bool	FInViewCone( CBaseEntity *pEntity );
+	bool	QuerySeeEntity( CBaseEntity *pEntity, bool bOnlyHateOrFearIfNPC = false );
+	bool	CanSeeEntityInDarkness( CBaseEntity *pEntity );
+	bool	IsCoverPosition( const Vector &vecThreat, const Vector &vecPosition );
+	Activity NPC_TranslateActivity ( Activity activity );
+	bool	ShouldDeferToFollowBehavior();
+	void	BuildScheduleTestBits();
+	bool	ShouldBehaviorSelectSchedule( CAI_BehaviorBase *pBehavior );
+	int		SelectSchedule( void );
+	int		SelectScheduleDanger( void );
+	int		TranslateSchedule( int scheduleType );
+	void	StartTask( const Task_t *pTask );
+	void	RunTask( const Task_t *pTask );
+	void	OnStateChange( NPC_STATE OldState, NPC_STATE NewState );
+	float	LengthOfLastCombat( void ) const;
+	// bool	IsNavigationUrgent();
+
+	void	TraceAttack( const CTakeDamageInfo &info, const Vector &vecDir, trace_t *ptr, CDmgAccumulator *pAccumulator );
+	bool	CanBeHitByMeleeAttack( CBaseEntity *pAttacker );
+	int		OnTakeDamage_Alive( const CTakeDamageInfo &info );
+	bool	FCanCheckAttacks();
+	float	GetAttackDamageScale( CBaseEntity *pVictim );
+
+
+	bool	HandleInteraction(int interactionType, void *data, CBaseCombatCharacter* sourceEnt);
+	virtual bool SpeakIfAllowed( AIConcept_t concept, const char *modifiers = NULL, bool bRespondingToPlayer = false, char *pszOutResponseChosen = NULL, size_t bufsize = 0 );
+	
+	void	HolsterPistol();
+	void	DrawPistol();
+	void	Weapon_Drop( CBaseCombatWeapon *pWeapon, const Vector *pvecTarget = NULL, const Vector *pVelocity = NULL );
+
+	void	SetEMPHolstered( bool bHolstered ) { m_bIsEMPHolstered = bHolstered; }
+	bool	IsEMPHolstered() { return (!m_hEmpTool || m_hEmpTool->GetParent() != this || m_bIsEMPHolstered); }
+
+	float	GetReadinessDecay() { return 60.0f; }
+	virtual bool	IsAllowedToAim();
+
+	virtual void	PainSound( const CTakeDamageInfo &info );
+    virtual void	DeathSound( const CTakeDamageInfo &info );
+
+	// Hacking and object interaction
+	void	SearchForInteractTargets();
+	bool	IsValidInteractTarget( CBaseEntity *pTarget );
+	bool	CanInteractWithTarget( CBaseEntity *pTarget );
+	void	SetInteractTarget( CBaseEntity *pTarget );
+	bool	HasInteractTarget() { return m_hHackTarget != NULL; }
+	CBaseEntity *GetInteractTarget() { return m_hHackTarget; }
+	void	EmpZapTarget( CBaseEntity *pTarget );
+
+	virtual void OnSeeEntity( CBaseEntity *pEntity );
+
+	void InputAllowInteraction( inputdata_t &inputdata )
+	{
+		m_bInteractionAllowed = true;
+	}
+	void InputDisallowInteraction( inputdata_t &inputdata )
+	{
+		m_bInteractionAllowed = false;
+	}
+	void InputAllowDarknessSpeech( inputdata_t &inputdata )
+	{
+		m_bDarknessSpeechAllowed = inputdata.value.Bool();
+	}
+	void InputGiveEMP( inputdata_t &inputdata );
+	void InputVehiclePunted( inputdata_t &inputdata );
+	void InputOutsideTransition( inputdata_t &inputdata );
+
+	virtual void	OnGivenWeapon( CBaseCombatWeapon *pNewWeapon );
+	virtual void	OnChangeActiveWeapon( CBaseCombatWeapon *pOldWeapon, CBaseCombatWeapon *pNewWeapon );
+	virtual void	Weapon_Equip( CBaseCombatWeapon *pWeapon );
+	virtual bool	Weapon_CanUse( CBaseCombatWeapon *pWeapon );
+
+	// Blinding
+	virtual void PlayerHasIlluminatedNPC( CBasePlayer *pPlayer, float flDot );
+	void		 CheckBlindedByFlare( void );
+	bool		 CanBeBlindedByFlashlight( bool bCheckLightSources );
+	bool		 PlayerFlashlightOnMyEyes( CBasePlayer *pPlayer );
+	bool		 BlindedByFlare( void );
+	bool		 CanReload( void );
+
+	virtual bool PickTacticalLookTarget( AILookTargetArgs_t *pArgs );
+	virtual void OnSelectedLookTarget( AILookTargetArgs_t *pArgs );
+	virtual bool IsReadinessCapable( void );
+
+	virtual	void ReadinessLevelChanged( int iPriorLevel );
+
+	bool IsAllowedToInteract();
+	virtual void	BarnacleDeathSound( void );
+
+	virtual const char *GetDeathMessageText( void ) { return "GAMEOVER_ALYXDEAD"; }
+
+	PassengerState_e	GetPassengerState( void );
+
+	void				Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
+	bool				PlayerInSpread( const Vector &sourcePos, const Vector &targetPos, float flSpread, float maxDistOffCenter, bool ignoreHatedPlayers );
+
+private:
+	EHANDLE	m_hEmpTool;
+	EHANDLE	m_hHackTarget;
+	CHandle<CAI_Hint>	m_hStealthLookTarget;
+	bool	m_bInteractionAllowed;
+	float	m_fTimeNextSearchForInteractTargets;
+	bool	m_bDarknessSpeechAllowed;
+	bool	m_bIsEMPHolstered;
+	bool	m_bIsFlashlightBlind;
+	float	m_fStayBlindUntil;
+	float	m_flDontBlindUntil;
+	bool	m_bSpokeLostPlayerInDarkness;
+	bool	m_bPlayerFlashlightState;
+	bool	m_bHadCondSeeEnemy;
+	string_t m_iszCurrentBlindScene;
+	float	m_fTimeUntilNextDarknessFoundPlayer;
+	float   m_fCombatStartTime;
+	float	m_fCombatEndTime;
+	float	m_flNextCrouchTime;
+
+	CSoundPatch		*m_sndDarknessBreathing;
+
+	// Speech timers
+	// Theoretically, these shouldn't be needed. Instead, each response
+	// should prevent the concept being spoken for the desired time. But
+	// until the responses exists, Alyx will spam the response rules forever,
+	// so these timers stop that.
+	CRandStopwatch  m_SpeechWatch_LostPlayer;
+	CSimpleSimTimer m_SpeechTimer_HeardSound;
+	CRandStopwatch	m_SpeechWatch_SoundDelay;
+	CRandStopwatch	m_SpeechWatch_BreathingRamp;
+	CRandStopwatch	m_SpeechWatch_FoundPlayer;
+
+	CAI_MoveMonitor m_MoveMonitor;
+
+	enum WeaponType_t
+	{
+		WT_NONE,
+		WT_ALYXGUN,
+		WT_SMG1,
+		WT_SHOTGUN,
+		WT_AR2,
+		WT_OTHER,
+	};
+
+	int m_WeaponType;
+
+	bool m_bShouldHaveEMP;
+
+	CAI_FuncTankBehavior	m_FuncTankBehavior;
+
+	COutputEvent			m_OnFinishInteractWithObject;
+	COutputEvent			m_OnPlayerUse;
+
+	bool	RunningPassengerBehavior( void );
+
+	WeaponType_t ComputeWeaponType( CBaseEntity *pWeapon = NULL );
+	WeaponType_t GetWeaponType() { return (WeaponType_t)m_WeaponType; }
+	bool HasShotgun()	{ Assert( m_WeaponType == ComputeWeaponType() ); return ( m_WeaponType == WT_SHOTGUN ); }
+	bool HasAlyxgun()	{ Assert( m_WeaponType == ComputeWeaponType() ); return ( m_WeaponType == WT_ALYXGUN ); }
+	bool HasAR2()		{ Assert( m_WeaponType == ComputeWeaponType() ); return ( m_WeaponType == WT_AR2 ); }
+
+private:
+	enum
+	{
+		COND_ALYX_HAS_INTERACT_TARGET = BaseClass::NEXT_CONDITION,
+		COND_ALYX_NO_INTERACT_TARGET,
+		COND_ALYX_CAN_INTERACT_WITH_TARGET, // Hack target is in a suitable state and location to hack
+		COND_ALYX_CAN_NOT_INTERACT_WITH_TARGET,
+		COND_ALYX_PLAYER_TURNED_ON_FLASHLIGHT,
+		COND_ALYX_PLAYER_TURNED_OFF_FLASHLIGHT,
+		COND_ALYX_PLAYER_FLASHLIGHT_EXPIRED,
+		COND_ALYX_IN_DARK,					// lights are out and she can't see
+	};
+
+	enum
+	{
+		SCHED_ALYX_PREPARE_TO_INTERACT_WITH_TARGET = BaseClass::NEXT_SCHEDULE,
+		SCHED_ALYX_WAIT_TO_INTERACT_WITH_TARGET,
+		SCHED_ALYX_INTERACT_WITH_TARGET,
+		SCHED_ALYX_INTERACTION_INTERRUPTED,
+		SCHED_ALYX_FINISH_INTERACTING_WITH_TARGET,
+		SCHED_ALYX_HOLSTER_EMP,
+		SCHED_ALYX_ALERT_FACE_AWAYFROM_BESTSOUND,
+		SCHED_ALYX_RANGE_ATTACK1,
+		SCHED_ALYX_ALERT_REACT_TO_COMBAT_SOUND,
+		SCHED_ALYX_COMBAT_FACE,
+		SCHED_ALYX_WAKE_ANGRY,
+		SCHED_ALYX_NEW_WEAPON,
+		SCHED_ALYX_IDLE_STAND,
+		SCHED_ALYX_ALERT_FACE_BESTSOUND,
+		SCHED_ALYX_FALL_TO_GROUND,
+	};
+
+	enum 
+	{
+		
+		TASK_ALYX_BEGIN_INTERACTION = BaseClass::NEXT_TASK,
+		TASK_ALYX_COMPLETE_INTERACTION,
+		TASK_ALYX_ANNOUNCE_HACK,
+		TASK_ALYX_GET_PATH_TO_INTERACT_TARGET,
+		TASK_ALYX_WAIT_HACKING,
+		TASK_ALYX_HOLSTER_PISTOL,
+		TASK_ALYX_DRAW_PISTOL,
+		TASK_ALYX_HOLSTER_AND_DESTROY_PISTOL,
+		TASK_ALYX_BUILD_COMBAT_FACE_PATH,
+		TASK_ALYX_SET_IDLE_ACTIVITY,
+		TASK_ALYX_FALL_TO_GROUND,
+	};
+
+	DECLARE_DATADESC();
+	DEFINE_CUSTOM_AI;
+};