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48 lines
1.5 KiB
48 lines
1.5 KiB
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: AI system that makes NPCs verbally respond to game events |
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// |
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//=============================================================================// |
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#ifndef AI_EVENTRESPONSE_H |
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#define AI_EVENTRESPONSE_H |
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#include "utldict.h" |
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#define NPCEVENTRESPONSE_DISTANCE_SQR (768 * 768) // Maximum distance for responding to NPCs |
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#define NPCEVENTRESPONSE_REFIRE_TIME 15.0 // Time after giving a response before giving any more |
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#define NPCEVENTRESPONSE_GIVEUP_TIME 4.0 // Time after a response trigger was fired before discarding it without responding |
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//----------------------------------------------------------------------------- |
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// Purpose: AI system that makes NPCs verbally respond to game events |
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//----------------------------------------------------------------------------- |
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class CNPCEventResponseSystem : public CAutoGameSystemPerFrame |
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{ |
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public: |
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CNPCEventResponseSystem( char const *name ) : CAutoGameSystemPerFrame( name ) |
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{ |
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} |
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void LevelInitPreEntity(); |
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void FrameUpdatePreEntityThink(); |
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void TriggerEvent( const char *pResponse, bool bForce, bool bCancelScript ); |
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private: |
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float m_flNextEventPoll; |
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struct storedevent_t |
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{ |
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float flEventTime; |
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float flNextResponseTime; |
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bool bForce; |
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bool bCancelScript; |
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bool bPreventExpiration; |
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}; |
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typedef CUtlDict< storedevent_t, int > EventMap; |
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EventMap m_ActiveEvents; |
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}; |
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CNPCEventResponseSystem *NPCEventResponse(); |
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#endif // AI_EVENTRESPONSE_H
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