Portable Half-Life SDK. GoldSource and Xash3D. Crossplatform.
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/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* This source code contains proprietary and confidential information of
* Valve LLC and its suppliers. Access to this code is restricted to
* persons who have executed a written SDK license with Valve. Any access,
* use or distribution of this code by or to any unlicensed person is illegal.
*
****/
#pragma once
#ifndef BASEMONSTER_H
#define BASEMONSTER_H
//
// generic Monster
//
class CBaseMonster : public CBaseToggle
{
private:
int m_afConditions;
public:
typedef enum
{
SCRIPT_PLAYING = 0, // Playing the sequence
SCRIPT_WAIT, // Waiting on everyone in the script to be ready
SCRIPT_CLEANUP, // Cancelling the script / cleaning up
SCRIPT_WALK_TO_MARK,
SCRIPT_RUN_TO_MARK
} SCRIPTSTATE;
// these fields have been added in the process of reworking the state machine. (sjb)
EHANDLE m_hEnemy; // the entity that the monster is fighting.
EHANDLE m_hTargetEnt; // the entity that the monster is trying to reach
EHANDLE m_hOldEnemy[MAX_OLD_ENEMIES];
Vector m_vecOldEnemy[MAX_OLD_ENEMIES];
float m_flFieldOfView;// width of monster's field of view ( dot product )
float m_flWaitFinished;// if we're told to wait, this is the time that the wait will be over.
float m_flMoveWaitFinished;
Activity m_Activity;// what the monster is doing (animation)
Activity m_IdealActivity;// monster should switch to this activity
int m_LastHitGroup; // the last body region that took damage
MONSTERSTATE m_MonsterState;// monster's current state
MONSTERSTATE m_IdealMonsterState;// monster should change to this state
int m_iTaskStatus;
Schedule_t *m_pSchedule;
int m_iScheduleIndex;
WayPoint_t m_Route[ROUTE_SIZE]; // Positions of movement
int m_movementGoal; // Goal that defines route
int m_iRouteIndex; // index into m_Route[]
float m_moveWaitTime; // How long I should wait for something to move
Vector m_vecMoveGoal; // kept around for node graph moves, so we know our ultimate goal
Activity m_movementActivity; // When moving, set this activity
int m_iAudibleList; // first index of a linked list of sounds that the monster can hear.
int m_afSoundTypes;
Vector m_vecLastPosition;// monster sometimes wants to return to where it started after an operation.
int m_iHintNode; // this is the hint node that the monster is moving towards or performing active idle on.
int m_afMemory;
int m_iMaxHealth;// keeps track of monster's maximum health value (for re-healing, etc)
Vector m_vecEnemyLKP;// last known position of enemy. (enemy's origin)
int m_cAmmoLoaded; // how much ammo is in the weapon (used to trigger reload anim sequences)
int m_afCapability;// tells us what a monster can/can't do.
float m_flNextAttack; // cannot attack again until this time
int m_bitsDamageType; // what types of damage has monster (player) taken
BYTE m_rgbTimeBasedDamage[CDMG_TIMEBASED];
int m_lastDamageAmount;// how much damage did monster (player) last take
// time based damage counters, decr. 1 per 2 seconds
int m_bloodColor; // color of blood particless
int m_failSchedule; // Schedule type to choose if current schedule fails
float m_flHungryTime;// set this is a future time to stop the monster from eating for a while.
float m_flDistTooFar; // if enemy farther away than this, bits_COND_ENEMY_TOOFAR set in CheckEnemy
float m_flDistLook; // distance monster sees (Default 2048)
int m_iTriggerCondition;// for scripted AI, this is the condition that will cause the activation of the monster's TriggerTarget
string_t m_iszTriggerTarget;// name of target that should be fired.
Vector m_HackedGunPos; // HACK until we can query end of gun
// Scripted sequence Info
SCRIPTSTATE m_scriptState; // internal cinematic state
CCineMonster *m_pCine;
virtual int Save( CSave &save );
virtual int Restore( CRestore &restore );
static TYPEDESCRIPTION m_SaveData[];
void KeyValue( KeyValueData *pkvd );
// monster use function
void EXPORT MonsterUse( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
void EXPORT CorpseUse( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
// overrideable Monster member functions
virtual int BloodColor( void ) { return m_bloodColor; }
virtual CBaseMonster *MyMonsterPointer( void ) { return this; }
virtual void Look( int iDistance );// basic sight function for monsters
virtual void RunAI( void );// core ai function!
void Listen( void );
virtual BOOL IsAlive( void ) { return ( pev->deadflag != DEAD_DEAD ); }
virtual BOOL ShouldFadeOnDeath( void );
// Basic Monster AI functions
virtual float ChangeYaw( int speed );
float VecToYaw( Vector vecDir );
float FlYawDiff( void );
float DamageForce( float damage );
// stuff written for new state machine
virtual void MonsterThink( void );
void EXPORT CallMonsterThink( void ) { this->MonsterThink(); }
virtual int IRelationship( CBaseEntity *pTarget );
virtual void MonsterInit( void );
virtual void MonsterInitDead( void ); // Call after animation/pose is set up
virtual void BecomeDead( void );
void EXPORT CorpseFallThink( void );
void EXPORT MonsterInitThink( void );
virtual void StartMonster( void );
virtual CBaseEntity *BestVisibleEnemy( void );// finds best visible enemy for attack
virtual BOOL FInViewCone( CBaseEntity *pEntity );// see if pEntity is in monster's view cone
virtual BOOL FInViewCone( Vector *pOrigin );// see if given location is in monster's view cone
virtual void HandleAnimEvent( MonsterEvent_t *pEvent );
virtual int CheckLocalMove ( const Vector &vecStart, const Vector &vecEnd, CBaseEntity *pTarget, float *pflDist );// check validity of a straight move through space
virtual void Move( float flInterval = 0.1 );
virtual void MoveExecute( CBaseEntity *pTargetEnt, const Vector &vecDir, float flInterval );
virtual BOOL ShouldAdvanceRoute( float flWaypointDist );
virtual Activity GetStoppedActivity( void ) { return ACT_IDLE; }
virtual void Stop( void ) { m_IdealActivity = GetStoppedActivity(); }
// This will stop animation until you call ResetSequenceInfo() at some point in the future
inline void StopAnimation( void ) { pev->framerate = 0; }
// these functions will survey conditions and set appropriate conditions bits for attack types.
virtual BOOL CheckRangeAttack1( float flDot, float flDist );
virtual BOOL CheckRangeAttack2( float flDot, float flDist );
virtual BOOL CheckMeleeAttack1( float flDot, float flDist );
virtual BOOL CheckMeleeAttack2( float flDot, float flDist );
BOOL FHaveSchedule( void );
BOOL FScheduleValid( void );
void ClearSchedule( void );
BOOL FScheduleDone( void );
void ChangeSchedule( Schedule_t *pNewSchedule );
void NextScheduledTask( void );
Schedule_t *ScheduleInList( const char *pName, Schedule_t **pList, int listCount );
virtual Schedule_t *ScheduleFromName( const char *pName );
static Schedule_t *m_scheduleList[];
void MaintainSchedule( void );
virtual void StartTask( Task_t *pTask );
virtual void RunTask( Task_t *pTask );
virtual Schedule_t *GetScheduleOfType( int Type );
virtual Schedule_t *GetSchedule( void );
virtual void ScheduleChange( void ) {}
// virtual int CanPlaySequence( void ) { return ((m_pCine == NULL) && (m_MonsterState == MONSTERSTATE_NONE || m_MonsterState == MONSTERSTATE_IDLE || m_IdealMonsterState == MONSTERSTATE_IDLE)); }
virtual int CanPlaySequence( BOOL fDisregardState, int interruptLevel );
virtual int CanPlaySentence( BOOL fDisregardState ) { return IsAlive(); }
virtual void PlaySentence( const char *pszSentence, float duration, float volume, float attenuation );
virtual void PlayScriptedSentence( const char *pszSentence, float duration, float volume, float attenuation, BOOL bConcurrent, CBaseEntity *pListener );
virtual void SentenceStop( void );
Task_t *GetTask( void );
virtual MONSTERSTATE GetIdealState( void );
virtual void SetActivity( Activity NewActivity );
void SetSequenceByName( const char *szSequence );
void SetState( MONSTERSTATE State );
virtual void ReportAIState( void );
void CheckAttacks( CBaseEntity *pTarget, float flDist );
virtual int CheckEnemy( CBaseEntity *pEnemy );
void PushEnemy( CBaseEntity *pEnemy, Vector &vecLastKnownPos );
BOOL PopEnemy( void );
BOOL FGetNodeRoute( Vector vecDest );
inline void TaskComplete( void ) { if ( !HasConditions( bits_COND_TASK_FAILED ) ) m_iTaskStatus = TASKSTATUS_COMPLETE; }
void MovementComplete( void );
inline void TaskFail( void ) { SetConditions( bits_COND_TASK_FAILED ); }
inline void TaskBegin( void ) { m_iTaskStatus = TASKSTATUS_RUNNING; }
int TaskIsRunning( void );
inline int TaskIsComplete( void ) { return ( m_iTaskStatus == TASKSTATUS_COMPLETE ); }
inline int MovementIsComplete( void ) { return ( m_movementGoal == MOVEGOAL_NONE ); }
int IScheduleFlags( void );
BOOL FRefreshRoute( void );
BOOL FRouteClear( void );
void RouteSimplify( CBaseEntity *pTargetEnt );
void AdvanceRoute( float distance );
virtual BOOL FTriangulate( const Vector &vecStart , const Vector &vecEnd, float flDist, CBaseEntity *pTargetEnt, Vector *pApex );
void MakeIdealYaw( Vector vecTarget );
virtual void SetYawSpeed( void ) { return; };// allows different yaw_speeds for each activity
BOOL BuildRoute( const Vector &vecGoal, int iMoveFlag, CBaseEntity *pTarget );
virtual BOOL BuildNearestRoute( Vector vecThreat, Vector vecViewOffset, float flMinDist, float flMaxDist );
int RouteClassify( int iMoveFlag );
void InsertWaypoint( Vector vecLocation, int afMoveFlags );
BOOL FindLateralCover( const Vector &vecThreat, const Vector &vecViewOffset );
virtual BOOL FindCover( Vector vecThreat, Vector vecViewOffset, float flMinDist, float flMaxDist );
virtual BOOL FValidateCover( const Vector &vecCoverLocation ) { return TRUE; };
virtual float CoverRadius( void ) { return 784; } // Default cover radius
virtual BOOL FCanCheckAttacks( void );
virtual void CheckAmmo( void ) { return; };
virtual int IgnoreConditions( void );
inline void SetConditions( int iConditions ) { m_afConditions |= iConditions; }
inline void ClearConditions( int iConditions ) { m_afConditions &= ~iConditions; }
inline BOOL HasConditions( int iConditions ) { if ( m_afConditions & iConditions ) return TRUE; return FALSE; }
inline BOOL HasAllConditions( int iConditions ) { if ( (m_afConditions & iConditions) == iConditions ) return TRUE; return FALSE; }
virtual BOOL FValidateHintType( short sHint );
int FindHintNode( void );
virtual BOOL FCanActiveIdle( void );
void SetTurnActivity( void );
float FLSoundVolume( CSound *pSound );
BOOL MoveToNode( Activity movementAct, float waitTime, const Vector &goal );
BOOL MoveToTarget( Activity movementAct, float waitTime );
BOOL MoveToLocation( Activity movementAct, float waitTime, const Vector &goal );
BOOL MoveToEnemy( Activity movementAct, float waitTime );
// Returns the time when the door will be open
float OpenDoorAndWait( entvars_t *pevDoor );
virtual int ISoundMask( void );
virtual CSound* PBestSound( void );
virtual CSound* PBestScent( void );
virtual float HearingSensitivity( void ) { return 1.0; };
BOOL FBecomeProne( void );
virtual void BarnacleVictimBitten( entvars_t *pevBarnacle );
virtual void BarnacleVictimReleased( void );
void SetEyePosition( void );
BOOL FShouldEat( void );// see if a monster is 'hungry'
void Eat( float flFullDuration );// make the monster 'full' for a while.
CBaseEntity *CheckTraceHullAttack( float flDist, int iDamage, int iDmgType );
BOOL FacingIdeal( void );
BOOL FCheckAITrigger( void );// checks and, if necessary, fires the monster's trigger target.
BOOL NoFriendlyFire( void );
BOOL BBoxFlat( void );
// PrescheduleThink
virtual void PrescheduleThink( void ) { return; };
BOOL GetEnemy( void );
void MakeDamageBloodDecal( int cCount, float flNoise, TraceResult *ptr, const Vector &vecDir );
void TraceAttack( entvars_t *pevAttacker, float flDamage, Vector vecDir, TraceResult *ptr, int bitsDamageType);
// combat functions
float UpdateTarget( entvars_t *pevTarget );
virtual Activity GetDeathActivity( void );
Activity GetSmallFlinchActivity( void );
virtual void Killed( entvars_t *pevAttacker, int iGib );
virtual void GibMonster( void );
BOOL ShouldGibMonster( int iGib );
void CallGibMonster( void );
virtual BOOL HasHumanGibs( void );
virtual BOOL HasAlienGibs( void );
virtual void FadeMonster( void ); // Called instead of GibMonster() when gibs are disabled
Vector ShootAtEnemy( const Vector &shootOrigin );
virtual Vector BodyTarget( const Vector &posSrc ) { return Center() * 0.75 + EyePosition() * 0.25; }; // position to shoot at
virtual Vector GetGunPosition( void );
virtual int TakeHealth( float flHealth, int bitsDamageType );
virtual int TakeDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int bitsDamageType);
int DeadTakeDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int bitsDamageType );
void RadiusDamage( entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int iClassIgnore, int bitsDamageType );
void RadiusDamage( Vector vecSrc, entvars_t *pevInflictor, entvars_t *pevAttacker, float flDamage, int iClassIgnore, int bitsDamageType );
virtual int IsMoving( void ) { return m_movementGoal != MOVEGOAL_NONE; }
void RouteClear( void );
void RouteNew( void );
virtual void DeathSound( void ) { return; };
virtual void AlertSound( void ) { return; };
virtual void IdleSound( void ) { return; };
virtual void PainSound( void ) { return; };
virtual void StopFollowing( BOOL clearSchedule ) {}
inline void Remember( int iMemory ) { m_afMemory |= iMemory; }
inline void Forget( int iMemory ) { m_afMemory &= ~iMemory; }
inline BOOL HasMemory( int iMemory ) { if ( m_afMemory & iMemory ) return TRUE; return FALSE; }
inline BOOL HasAllMemories( int iMemory ) { if ( (m_afMemory & iMemory) == iMemory ) return TRUE; return FALSE; }
BOOL ExitScriptedSequence();
BOOL CineCleanup();
void StartPatrol( CBaseEntity *path );
CBaseEntity* DropItem( const char *pszItemName, const Vector &vecPos, const Vector &vecAng );// drop an item.
float m_flLastYawTime;
};
#endif // BASEMONSTER_H