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120 lines
3.8 KiB
120 lines
3.8 KiB
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose: An NPC's memory of potential enemies
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//
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//=============================================================================//
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#include "mempool.h"
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#include "utlmap.h"
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#ifndef AI_MEMORY_H
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#define AI_MEMORY_H
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#pragma once
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class CAI_Network;
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DECLARE_POINTER_HANDLE(AIEnemiesIter_t);
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const float AI_DEF_ENEMY_DISCARD_TIME = 60.0;
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#define AI_UNKNOWN_ENEMY (((CBaseEntity *)NULL)+1) // use this to probe for unseen attackers
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#define AI_INVALID_TIME (FLT_MAX * -1.0)
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//-----------------------------------------------------------------------------
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// AI_EnemyInfo_t
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//
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// Purpose: Stores relevant tactical information about an enemy
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//
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//-----------------------------------------------------------------------------
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struct AI_EnemyInfo_t
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{
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AI_EnemyInfo_t();
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EHANDLE hEnemy; // Pointer to the enemy
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Vector vLastKnownLocation;
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Vector vLastSeenLocation;
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float timeLastSeen; // Last time enemy was seen
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float timeFirstSeen; // First time enemy was seen
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float timeLastReacquired;
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float timeValidEnemy; // First time can be selected (reaction delay)
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float timeLastReceivedDamageFrom;
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float timeAtFirstHand; // Time at which the enemy was seen firsthand
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int nFaction; // The faction the enemy belongs to
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bool bDangerMemory; // Memory of danger position w/o Enemy pointer
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bool bEludedMe; // True if enemy not at last known location
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bool bUnforgettable;
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bool bMobbedMe; // True if enemy was part of a mob at some point
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DECLARE_SIMPLE_DATADESC();
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};
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//-----------------------------------------------------------------------------
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// CAI_Enemies
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//
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// Purpose: Stores a set of AI_EnemyInfo_t's
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//
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//-----------------------------------------------------------------------------
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class CAI_Enemies
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{
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public:
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CAI_Enemies(void);
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~CAI_Enemies();
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AI_EnemyInfo_t *GetFirst( AIEnemiesIter_t *pIter );
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AI_EnemyInfo_t *GetNext( AIEnemiesIter_t *pIter );
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AI_EnemyInfo_t *Find( CBaseEntity *pEntity, bool bTryDangerMemory = false );
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AI_EnemyInfo_t *GetDangerMemory();
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int NumEnemies() const { return m_Map.Count(); }
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int GetSerialNumber() const { return m_serial; }
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void RefreshMemories(void);
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bool UpdateMemory( CAI_Network* pAINet, CBaseEntity *enemy, const Vector &vPosition, float reactionDelay, bool firstHand );
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void OnTookDamageFrom( CBaseEntity *pEnemy );
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bool HasMemory( CBaseEntity *enemy );
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void ClearMemory( CBaseEntity *enemy );
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const Vector & LastKnownPosition( CBaseEntity *pEnemy );
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const Vector & LastSeenPosition( CBaseEntity *pEnemy );
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float TimeLastReacquired( CBaseEntity *pEnemy );
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float LastTimeSeen( CBaseEntity *pEnemy, bool bCheckDangerMemory = true );
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float FirstTimeSeen( CBaseEntity *pEnemy);
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bool HasFreeKnowledgeOf( CBaseEntity *pEnemy );
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float LastTimeTookDamageFrom( CBaseEntity *pEnemy);
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float TimeAtFirstHand( CBaseEntity *pEnemy );
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void MarkAsEluded( CBaseEntity *enemy ); // Don't know where he is (whole squad)
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bool HasEludedMe( CBaseEntity *pEnemy );
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void SetTimeValidEnemy( CBaseEntity *pEnemy, float flTime );
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void SetUnforgettable( CBaseEntity *pEnemy, bool bUnforgettable = true );
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void SetMobbedMe( CBaseEntity *pEnemy, bool bMobbedMe = true );
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void SetFreeKnowledgeDuration( float flDuration );
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void SetEnemyDiscardTime( float flTime );
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float GetEnemyDiscardTime( void ) const { return m_flEnemyDiscardTime; }
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DECLARE_SIMPLE_DATADESC();
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typedef CUtlMap<CBaseEntity *, AI_EnemyInfo_t*, unsigned char> CMemMap;
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private:
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bool ShouldDiscardMemory( AI_EnemyInfo_t *pMemory );
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CMemMap m_Map;
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float m_flFreeKnowledgeDuration;
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float m_flEnemyDiscardTime;
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Vector m_vecDefaultLKP;
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Vector m_vecDefaultLSP;
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int m_serial;
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};
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//-----------------------------------------------------------------------------
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#endif // AI_MEMORY_H
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