72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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// nav_entities.h
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// Navigation entities
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// Author: Michael S. Booth (mike@turtlerockstudios.com), January 2003
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#ifndef NAV_ENTITIES_H
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#define NAV_ENTITIES_H
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//-----------------------------------------------------------------------------------------------------
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/**
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* An entity that can block/unblock nav areas. This is meant for semi-transient areas that block
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* pathfinding but can be ignored for longer-term queries like computing L4D flow distances and
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* escape routes.
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*/
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class CFuncNavBlocker : public CBaseEntity
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{
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DECLARE_DATADESC();
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DECLARE_CLASS( CFuncNavBlocker, CBaseEntity );
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public:
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void Spawn();
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virtual void UpdateOnRemove( void );
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void InputBlockNav( inputdata_t &inputdata );
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void InputUnblockNav( inputdata_t &inputdata );
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inline bool IsBlockingNav( int teamNumber ) const
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{
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if ( teamNumber == TEAM_ANY )
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{
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bool isBlocked = false;
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for ( int i=0; i<MAX_NAV_TEAMS; ++i )
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{
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isBlocked |= m_isBlockingNav[ i ];
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}
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return isBlocked;
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}
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teamNumber = teamNumber % MAX_NAV_TEAMS;
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return m_isBlockingNav[ teamNumber ];
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}
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int DrawDebugTextOverlays( void );
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bool operator()( CNavArea *area ); // functor that blocks areas in our extent
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static bool CalculateBlocked( bool *pResultByTeam, const Vector &vecMins, const Vector &vecMaxs );
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private:
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void UpdateBlocked();
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static CUtlLinkedList<CFuncNavBlocker *> gm_NavBlockers;
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void BlockNav( void );
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void UnblockNav( void );
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bool m_isBlockingNav[MAX_NAV_TEAMS];
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int m_blockedTeamNumber;
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bool m_bDisabled;
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Vector m_CachedMins, m_CachedMaxs;
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};
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#endif // NAV_ENTITIES_H
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