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diff --git a/game/client/NextBot/C_NextBot.h b/game/client/NextBot/C_NextBot.h
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+++ b/game/client/NextBot/C_NextBot.h
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+// C_NextBot.h
+// Next generation bot system
+// Author: Michael Booth, April 2005
+//========= Copyright Valve Corporation, All rights reserved. ============//
+
+#ifndef _C_NEXT_BOT_H_
+#define _C_NEXT_BOT_H_
+
+#include "c_ai_basenpc.h"
+
+//----------------------------------------------------------------------------------------------------------------
+/**
+* The interface holding IBody information
+*/
+class IBodyClient
+{
+public:
+	enum ActivityType 
+	{ 
+		MOTION_CONTROLLED_XY	= 0x0001,	// XY position and orientation of the bot is driven by the animation.
+		MOTION_CONTROLLED_Z		= 0x0002,	// Z position of the bot is driven by the animation.
+		ACTIVITY_UNINTERRUPTIBLE= 0x0004,	// activity can't be changed until animation finishes
+		ACTIVITY_TRANSITORY		= 0x0008,	// a short animation that takes over from the underlying animation momentarily, resuming it upon completion
+		ENTINDEX_PLAYBACK_RATE	= 0x0010,	// played back at different rates based on entindex
+	};
+};
+
+
+//--------------------------------------------------------------------------------------------------------
+/**
+ * The client-side implementation of the NextBot
+ */
+class C_NextBotCombatCharacter : public C_BaseCombatCharacter
+{
+public:
+	DECLARE_CLASS( C_NextBotCombatCharacter, C_BaseCombatCharacter );
+	DECLARE_CLIENTCLASS();
+
+	C_NextBotCombatCharacter();
+	virtual ~C_NextBotCombatCharacter();
+
+public:	
+	virtual void Spawn( void );
+	virtual void UpdateClientSideAnimation( void );
+	virtual ShadowType_t ShadowCastType( void );
+	virtual bool IsNextBot() { return true; }
+	void ForceShadowCastType( bool bForce, ShadowType_t forcedShadowType = SHADOWS_NONE ) { m_bForceShadowType = bForce; m_forcedShadowType = forcedShadowType; }
+	bool GetForcedShadowCastType( ShadowType_t* pForcedShadowType ) const;
+
+	// Local In View Data.
+	void InitFrustumData( void )						{ m_bInFrustum = false; m_flFrustumDistanceSqr = FLT_MAX; m_nInFrustumFrame = gpGlobals->framecount; }
+	bool IsInFrustumValid( void )						{ return ( m_nInFrustumFrame == gpGlobals->framecount ); }
+	void SetInFrustum( bool bInFrustum )				{ m_bInFrustum = bInFrustum; }
+	bool IsInFrustum( void )							{ return m_bInFrustum; }
+	void SetInFrustumDistanceSqr( float flDistance )	{ m_flFrustumDistanceSqr = flDistance; }
+	float GetInFrustumDistanceSqr( void )				{ return m_flFrustumDistanceSqr; }
+
+private:
+	ShadowType_t	m_shadowType;			// Are we LOD'd to simple shadows?
+	CountdownTimer m_shadowTimer;	// Timer to throttle checks for shadow LOD
+	ShadowType_t	m_forcedShadowType;
+	bool			m_bForceShadowType;
+	void UpdateShadowLOD( void );
+
+	// Local In View Data.
+	int			m_nInFrustumFrame;
+	bool		m_bInFrustum;
+	float		m_flFrustumDistanceSqr;
+
+private:
+	C_NextBotCombatCharacter( const C_NextBotCombatCharacter & );				// not defined, not accessible
+};
+
+//--------------------------------------------------------------------------------------------------------
+/**
+ * The C_NextBotManager manager 
+ */
+class C_NextBotManager
+{
+public:
+	C_NextBotManager( void );
+	~C_NextBotManager();
+
+	/**
+	 * Execute functor for each NextBot in the system.
+	 * If a functor returns false, stop iteration early
+	 * and return false.
+	 */	
+	template < typename Functor >
+	bool ForEachCombatCharacter( Functor &func )
+	{
+		for( int i=0; i < m_botList.Count(); ++i )
+		{
+			C_NextBotCombatCharacter *character = m_botList[i];
+			if ( character->IsPlayer() )
+			{
+				continue;
+			}
+
+			if ( character->IsDormant() )
+			{
+				continue;
+			}
+
+			if ( !func( character ) )
+			{
+				return false;
+			}
+		}
+
+		return true;
+	}
+
+	int	 GetActiveCount()						    { return m_botList.Count(); }
+
+	bool SetupInFrustumData( void );
+	bool IsInFrustumDataValid( void )				{ return ( m_nInFrustumFrame == gpGlobals->framecount ); }
+
+private:
+	friend class C_NextBotCombatCharacter;
+
+	void Register( C_NextBotCombatCharacter *bot );
+	void UnRegister( C_NextBotCombatCharacter *bot );
+
+	CUtlVector< C_NextBotCombatCharacter * > m_botList;				///< list of all active NextBots
+
+	int	m_nInFrustumFrame;
+};
+
+// singleton accessor
+extern C_NextBotManager &TheClientNextBots( void );
+
+
+#endif // _C_NEXT_BOT_H_