initial

game/server/cstrike15/bot/cs_bot_chatter.h

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+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Bot radio chatter system
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#ifndef CS_BOT_CHATTER_H
+#define CS_BOT_CHATTER_H
+
+#pragma warning( disable : 4786 )	// long STL names get truncated in browse info.
+
+#include "nav_mesh.h"
+#include "cs_gamestate.h"
+
+class CCSBot;
+class BotChatterInterface;
+
+#define MAX_PLACES_PER_MAP 64
+
+typedef unsigned int PlaceCriteria;
+
+typedef unsigned int CountCriteria;
+#define UNDEFINED_COUNT 0xFFFF
+#define COUNT_CURRENT_ENEMIES	0xFF		// use the number of enemies we see right when we speak
+#define COUNT_MANY 4						// equal to or greater than this is "many"
+
+#define UNDEFINED_SUBJECT (-1)
+
+/// @todo Make Place a class with member fuctions for this
+bool GetRandomSpotAtPlace( Place place, Vector *pPos );
+
+//----------------------------------------------------------------------------------------------------
+/**
+ * A meme is a unit information that bots use to 
+ * transmit information to each other via the radio
+ */
+class BotMeme
+{
+public:
+	void Transmit( CCSBot *sender ) const;									///< transmit meme to other bots
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const = 0;	///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotHelpMeme : public BotMeme
+{
+public:
+	BotHelpMeme( Place place = UNDEFINED_PLACE )
+	{
+		m_place = place;
+	}
+
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+
+private:
+	Place m_place;			///< where the help is needed
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotBombsiteStatusMeme : public BotMeme
+{
+public:
+	enum StatusType { CLEAR, PLANTED };
+
+	BotBombsiteStatusMeme( int zoneIndex, StatusType status )
+	{
+		m_zoneIndex = zoneIndex;
+		m_status = status;
+	}
+
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+
+private:
+	int m_zoneIndex;			///< the bombsite
+	StatusType m_status;		///< whether it is cleared or the bomb is there (planted)
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotBombStatusMeme : public BotMeme
+{
+public:
+	BotBombStatusMeme( CSGameState::BombState state, const Vector &pos )
+	{
+		m_state = state;
+		m_pos = pos;
+	}
+
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+
+private:
+	CSGameState::BombState m_state;
+	Vector m_pos;
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotFollowMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotDefendHereMeme : public BotMeme
+{
+public:
+	BotDefendHereMeme( const Vector &pos )
+	{
+		m_pos = pos;
+	}
+
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+
+private:
+	Vector m_pos;
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotWhereBombMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotRequestReportMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotAllHostagesGoneMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotHostageBeingTakenMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotHeardNoiseMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+class BotWarnSniperMeme : public BotMeme
+{
+public:
+	virtual void Interpret( CCSBot *sender, CCSBot *receiver ) const;		///< cause the given bot to act on this meme
+};
+
+//----------------------------------------------------------------------------------------------------
+enum BotStatementType
+{
+	REPORT_VISIBLE_ENEMIES,
+	REPORT_ENEMY_ACTION,
+	REPORT_MY_CURRENT_TASK,
+	REPORT_MY_INTENTION,
+	REPORT_CRITICAL_EVENT,
+	REPORT_REQUEST_HELP,
+	REPORT_REQUEST_INFORMATION,
+	REPORT_ROUND_END,
+	REPORT_MY_PLAN,
+	REPORT_INFORMATION,
+	REPORT_EMOTE,
+	REPORT_ACKNOWLEDGE,			///< affirmative or negative
+	REPORT_ENEMIES_REMAINING,
+	REPORT_FRIENDLY_FIRE,
+	REPORT_KILLED_FRIEND,
+	REPORT_ENEMY_LOST,
+
+	NUM_BOT_STATEMENT_TYPES
+};
+
+//----------------------------------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------------------
+/**
+ * BotSpeakables are the smallest unit of bot chatter.
+ * They represent a specific wav file of a phrase, and the criteria for which it is useful
+ */
+class BotSpeakable
+{
+public:
+	BotSpeakable();
+	~BotSpeakable();
+	char *m_phrase;
+	float m_duration;
+	PlaceCriteria m_place;
+	CountCriteria m_count;
+};
+typedef CUtlVector< BotSpeakable * > BotSpeakableVector;
+typedef CUtlVector< BotSpeakableVector * > BotVoiceBankVector;
+
+
+//----------------------------------------------------------------------------------------------------
+/**
+ * The BotPhrase class is a collection of Speakables associated with a name, ID, and criteria
+ */
+class BotPhrase
+{
+public:
+	char *GetSpeakable( int bankIndex, float *duration = NULL ) const;		///< return a random speakable and its duration in seconds that meets the current criteria
+
+	// NOTE: Criteria must be set just before the GetSpeakable() call, since they are shared among all bots
+	void ClearCriteria( void ) const;
+	void SetPlaceCriteria( PlaceCriteria place ) const;	///< all returned phrases must have this place criteria
+	void SetCountCriteria( CountCriteria count ) const;	///< all returned phrases must have this count criteria
+	void SetCriteriaSet( AI_CriteriaSet &criteria ) const;
+
+	const char *GetName( void ) const					{ return m_name; }
+	const unsigned int GetPlace( void ) const		{ return m_place; }
+	RadioType GetRadioEquivalent( void ) const	{ return m_radioEvent; }			///< return equivalent "standard radio" event
+	bool IsImportant( void ) const						{ return m_isImportant; }	///< return true if this phrase is part of an important statement
+
+	bool IsPlace( void ) const								{ return m_isPlace; }
+
+	void Randomize( void );									///< randomly shuffle the speakable order
+
+	PlaceCriteria GetPlaceCriteria( void ) const { return m_placeCriteria; }
+	CountCriteria GetCountCriteria( void ) const { return m_countCriteria; }
+	AI_CriteriaSet &GetCriteriaSet( void ) const { return m_contexts; }
+private:
+	friend class BotPhraseManager;
+	BotPhrase( bool isPlace );
+	~BotPhrase();
+
+	char *m_name;
+	Place m_place;
+	bool m_isPlace;											///< true if this is a Place phrase
+	RadioType m_radioEvent;									///< equivalent radio event
+	bool m_isImportant;										///< mission-critical statement
+
+	mutable BotVoiceBankVector m_voiceBank;					///< array of voice banks (arrays of speakables)
+	CUtlVector< int > m_count;								///< number of speakables
+	mutable CUtlVector< int > m_index;						///< index of next speakable to return
+	int m_numVoiceBanks;									///< number of voice banks that have been initialized
+	void InitVoiceBank( int bankIndex );					///< sets up the vector of voice banks for the first bankIndex voice banks
+
+	mutable PlaceCriteria m_placeCriteria;
+	mutable CountCriteria m_countCriteria;
+	mutable AI_CriteriaSet m_contexts;
+};
+typedef CUtlVector<BotPhrase *> BotPhraseList;
+
+inline void BotPhrase::ClearCriteria( void ) const
+{
+	m_placeCriteria = ANY_PLACE;
+	m_countCriteria = UNDEFINED_COUNT;
+}
+
+inline void BotPhrase::SetPlaceCriteria( PlaceCriteria place ) const
+{
+	m_placeCriteria = place;
+}
+
+inline void BotPhrase::SetCountCriteria( CountCriteria count ) const
+{
+	m_countCriteria = count;
+}
+
+inline void BotPhrase::SetCriteriaSet( AI_CriteriaSet &criteria ) const
+{
+	m_contexts.Reset();
+	m_contexts.Merge( &criteria );
+}
+
+enum BotChatterOutputType
+{
+	BOT_CHATTER_RADIO,
+	BOT_CHATTER_VOICE
+};
+typedef CUtlVector<BotChatterOutputType> BotOutputList;
+
+//----------------------------------------------------------------------------------------------------
+/**
+ * The BotPhraseManager is a singleton that provides an interface to all BotPhrase collections
+ */
+class BotPhraseManager
+{
+public:
+	BotPhraseManager( void );
+	~BotPhraseManager();
+
+	bool Initialize( const char *filename, int bankIndex );	///< initialize phrase system from database file for a specific voice bank (0 is the default voice bank)
+
+	void OnRoundRestart( void );												///< invoked when round resets
+	void OnMapChange( void );														///< invoked when map changes
+	void Reset( void );
+
+	const BotPhrase *GetPhrase( const char *name ) const;		///< given a name, return the associated phrase collection
+	const BotPhrase *GetPainPhrase( void ) const { return m_painPhrase; }					///< optimization, replaces a static pointer to the phrase
+	const BotPhrase *GetAgreeWithPlanPhrase( void ) const { return m_agreeWithPlanPhrase; }	///< optimization, replaces a static pointer to the phrase
+
+	const BotPhrase *GetPlace( const char *name ) const;		///< given a name, return the associated Place phrase collection
+	const BotPhrase *GetPlace( unsigned int id ) const;			///< given an id, return the associated Place phrase collection
+
+	const BotPhraseList *GetPlaceList( void ) const	{ return &m_placeList; }
+
+	float GetPlaceStatementInterval( Place where ) const;	///< return time last statement of given type was emitted by a teammate for the given place
+	void ResetPlaceStatementInterval( Place where );			///< set time of last statement of given type was emitted by a teammate for the given place
+
+	BotChatterOutputType GetOutputType( int voiceBank ) const;
+
+private:
+	BotPhraseList m_list;																	///< master list of all phrase collections
+	BotPhraseList m_placeList;														///< master list of all Place phrases
+
+	BotOutputList m_output;
+
+	const BotPhrase *m_painPhrase;
+	const BotPhrase *m_agreeWithPlanPhrase;
+
+	struct PlaceTimeInfo
+	{
+		Place placeID;
+		IntervalTimer timer;
+	};
+	mutable PlaceTimeInfo m_placeStatementHistory[ MAX_PLACES_PER_MAP ];
+	mutable int m_placeCount;
+	int FindPlaceIndex( Place where ) const;
+};
+
+inline int BotPhraseManager::FindPlaceIndex( Place where ) const
+{
+	for( int i=0; i<m_placeCount; ++i )
+		if (m_placeStatementHistory[i].placeID == where)
+			return i;
+
+	// no such place - allocate it
+	if (m_placeCount < MAX_PLACES_PER_MAP)
+	{
+		m_placeStatementHistory[ m_placeCount ].placeID = where;
+		m_placeStatementHistory[ m_placeCount ].timer.Invalidate();
+		++m_placeCount;
+		return m_placeCount-1;
+	}
+
+	// place directory is full
+	return -1;
+}
+
+/**
+ * Return time last statement of given type was emitted by a teammate for the given place
+ */
+inline float BotPhraseManager::GetPlaceStatementInterval( Place place ) const
+{
+	int index = FindPlaceIndex( place );
+
+	if (index < 0)
+		return 999999.9f;
+
+	if (index >= m_placeCount)
+		return 999999.9f;
+
+	return m_placeStatementHistory[ index ].timer.GetElapsedTime();
+}
+
+/**
+ * Set time of last statement of given type was emitted by a teammate for the given place
+ */
+inline void BotPhraseManager::ResetPlaceStatementInterval( Place place )
+{
+	int index = FindPlaceIndex( place );
+
+	if (index < 0)
+		return;
+
+	if (index >= m_placeCount)
+		return;
+
+	// update entry
+	m_placeStatementHistory[ index ].timer.Reset();
+}
+
+extern BotPhraseManager *TheBotPhrases;
+
+
+
+//----------------------------------------------------------------------------------------------------
+/**
+ * Statements are meaningful collections of phrases
+ */
+class BotStatement
+{
+public:
+	BotStatement( BotChatterInterface *chatter, BotStatementType type, float expireDuration );
+	~BotStatement();
+
+	BotChatterInterface *GetChatter( void ) const	{ return m_chatter; }
+	CCSBot *GetOwner( void ) const;
+
+	BotStatementType GetType( void ) const	{ return m_type; }	///< return the type of statement this is
+	bool IsImportant( void ) const;								///< return true if this statement is "important" and not personality chatter
+
+	bool HasSubject( void ) const	{ return (m_subject == UNDEFINED_SUBJECT) ? false : true; }
+	void SetSubject( int playerID )	{ m_subject = playerID; }	///< who this statement is about
+	int GetSubject( void ) const	{ return m_subject; }		///< who this statement is about
+
+	bool HasPlace( void ) const		{ return (GetPlace()) ? true : false; }
+	Place GetPlace( void ) const;								///< if this statement refers to a specific place, return that place
+	void SetPlace( Place where )	{ m_place = where; }		///< explicitly set place
+
+	bool HasCount( void ) const;								///< return true if this statement has an associated count
+
+	bool IsRedundant( const BotStatement *say ) const;			///< return true if this statement is the same as the given one
+	bool IsObsolete( void ) const;								///< return true if this statement is no longer appropriate to say
+	void Convert( const BotStatement *say );					///< possibly change what were going to say base on what teammate is saying
+	
+	void AppendPhrase( const BotPhrase *phrase );
+
+	void SetStartTime( float timestamp )	{ m_startTime = timestamp; }	///< define the earliest time this statement can be spoken
+	float GetStartTime( void ) const		{ return m_startTime; }
+
+	enum ConditionType
+	{
+		IS_IN_COMBAT,
+		RADIO_SILENCE,
+		ENEMIES_REMAINING,
+
+		NUM_CONDITIONS
+	};
+
+	void AddCondition( ConditionType condition );				///< conditions must be true for the statement to be spoken
+	bool IsValid( void ) const;									///< verify all attached conditions 
+
+	enum ContextType
+	{
+		CURRENT_ENEMY_COUNT,
+		REMAINING_ENEMY_COUNT,
+		SHORT_DELAY,
+		LONG_DELAY,
+		ACCUMULATE_ENEMIES_DELAY
+	};
+	void AppendPhrase( ContextType contextPhrase );				///< special phrases that depend on the context
+
+	bool Update( void );											///< emit statement over time, return false if statement is done
+	bool IsSpeaking( void ) const		{ return m_isSpeaking; }	///< return true if this statement is currently being spoken
+	float GetTimestamp( void ) const	{ return m_timestamp; }		///< get time statement was created (but not necessarily started talking)
+
+	void AttachMeme( BotMeme *meme );							///< attach a meme to this statement, to be transmitted to other friendly bots when spoken
+
+private:
+	friend class BotChatterInterface;
+
+	BotChatterInterface *m_chatter;								///< the chatter system this statement is part of
+
+	BotStatement *m_next, *m_prev;								///< linked list hooks
+
+	BotStatementType m_type;									///< what kind of statement this is
+	int m_subject;												///< who this subject is about
+	Place m_place;												///< explicit place - note some phrases have implicit places as well
+	BotMeme *m_meme;											///< a statement can only have a single meme for now
+
+	float m_timestamp;											///< time when message was created
+	float m_startTime;											///< the earliest time this statement can be spoken
+	float m_expireTime;											///< time when this statement is no longer valid
+	float m_speakTimestamp;										///< time when message began being spoken
+	bool m_isSpeaking;											///< true if this statement is current being spoken
+
+	float m_nextTime;											///< time for next phrase to begin
+
+	enum { MAX_BOT_PHRASES = 4 };
+	struct
+	{
+		bool isPhrase;
+		union
+		{
+			const BotPhrase *phrase;
+			ContextType context;
+		};
+	}
+	m_statement[ MAX_BOT_PHRASES ];
+
+	enum { MAX_BOT_CONDITIONS = 4 };
+	ConditionType m_condition[ MAX_BOT_CONDITIONS ];			///< conditions that must be true for the statement to be said
+	int m_conditionCount;
+
+	int m_index;												///< m_index refers to the phrase currently being spoken, or -1 if we havent started yet
+	int m_count;
+};
+
+//----------------------------------------------------------------------------------------------------
+/**
+ * This class defines the interface to the bot radio chatter system
+ */
+class BotChatterInterface
+{
+public:
+	BotChatterInterface( CCSBot *me );
+	virtual ~BotChatterInterface();
+
+	void Reset( void );											///< reset to initial state
+	void Update( void );										///< process ongoing chatter
+
+	/// invoked when event occurs in the game (some events have NULL entities)
+	void OnDeath( void );										///< invoked when we die
+
+	enum VerbosityType
+	{
+		NORMAL,				///< full chatter
+		MINIMAL,			///< only scenario-critical events
+		RADIO,				///< use the standard radio instead
+		OFF						///< no chatter at all
+	};
+	VerbosityType GetVerbosity( void ) const;					///< return our current level of verbosity
+
+	CCSBot *GetOwner( void ) const							{ return m_me; }
+
+	bool IsTalking( void ) const;								///< return true if we are currently talking
+	float GetRadioSilenceDuration( void );						///< return time since any teammate said anything
+	void ResetRadioSilenceDuration( void );
+
+	enum { MUST_ADD = 1 };
+	void AddStatement( BotStatement *statement, bool mustAdd = false );			///< register a statement for speaking
+	void RemoveStatement( BotStatement *statement );			///< remove a statement
+
+	BotStatement *GetActiveStatement( void );					///< returns the statement that is being spoken, or is next to be spoken if no-one is speaking now
+	BotStatement *GetStatement( void ) const;					///< returns our current statement, or NULL if we aren't speaking
+
+	int GetPitch( void ) const			{ return m_pitch; }
+
+
+	//-- things the bots can say ---------------------------------------------------------------------
+	void Say( const char *phraseName, float lifetime = 3.0f, float delay = 0.0f );
+
+	void AnnouncePlan( const char *phraseName, Place where );
+	void Affirmative( void );
+	void Negative( void );
+
+	virtual void EnemySpotted( void );									///< report enemy sightings
+	virtual void KilledMyEnemy( int victimID );
+	virtual void EnemiesRemaining( void );
+
+	void SpottedSniper( void );
+	void FriendSpottedSniper( void );
+
+	void Clear( Place where );
+
+	void ReportIn( void );										///< ask for current situation
+	void ReportingIn( void );									///< report current situation
+
+	virtual bool NeedBackup( void );
+	void PinnedDown( void );
+	void Scared( void );
+	void HeardNoise( const Vector &pos );
+	void FriendHeardNoise( void );
+
+	void TheyPickedUpTheBomb( void );
+	void GoingToPlantTheBomb( Place where );
+	void BombsiteClear( int zoneIndex );
+	void FoundPlantedBomb( int zoneIndex );
+	void PlantingTheBomb( Place where );
+	void SpottedBomber( CBasePlayer *bomber );
+	void SpottedLooseBomb( CBaseEntity *bomb );
+	void GuardingLooseBomb( CBaseEntity *bomb );
+	void RequestBombLocation( void );
+
+	#define IS_PLAN true
+	void GuardingHostages( Place where, bool isPlan = false );
+	void GuardingHostageEscapeZone( bool isPlan = false );
+	void HostagesBeingTaken( void );
+	void HostagesTaken( void );
+	void TalkingToHostages( void );
+	void EscortingHostages( void );
+	void HostageDown( void );
+	void GuardingBombsite( Place where );
+
+	virtual void CelebrateWin( void );
+
+	void Encourage( const char *phraseName, float repeatInterval = 10.0f, float lifetime = 3.0f );	///< "encourage" the player to do the scenario
+
+	void KilledFriend( void );
+	void FriendlyFire( const char *pDmgType );
+	void DoPhoenixHeavyWakeTaunt( void );
+
+	bool SeesAtLeastOneEnemy( void ) const { return m_seeAtLeastOneEnemy; }
+
+private:
+	BotStatement *m_statementList;										///< list of all active/pending messages for this bot
+
+	void ReportEnemies( void );											///< track nearby enemy count and generate enemy activity statements
+	bool ShouldSpeak( void ) const;										///< return true if we speaking makes sense now
+
+	CCSBot *m_me;														///< the bot this chatter is for
+
+	bool m_seeAtLeastOneEnemy;
+	float m_timeWhenSawFirstEnemy;
+	bool m_reportedEnemies;
+	bool m_requestedBombLocation;										///< true if we already asked where the bomb has been planted
+
+	int m_pitch;
+
+	static IntervalTimer m_radioSilenceInterval[ 2 ];					///< one timer for each team
+
+	IntervalTimer m_needBackupInterval;
+	IntervalTimer m_spottedBomberInterval;
+	IntervalTimer m_scaredInterval;
+	IntervalTimer m_planInterval;
+	CountdownTimer m_spottedLooseBombTimer;
+	CountdownTimer m_heardNoiseTimer;
+	CountdownTimer m_escortingHostageTimer;
+	CountdownTimer m_warnSniperTimer;
+	static CountdownTimer m_encourageTimer;								///< timer to know when we can "encourage" the human player again - shared by all bots
+	CountdownTimer m_heavyTauntTimer;
+};
+
+inline BotChatterInterface::VerbosityType BotChatterInterface::GetVerbosity( void ) const
+{
+	const char *string = cv_bot_chatter.GetString();
+
+	if (string == NULL)
+		return NORMAL;
+
+	if (string[0] == 'm' || string[0] == 'M')
+		return MINIMAL;
+
+	if (string[0] == 'r' || string[0] == 'R')
+		return RADIO;
+
+	if (string[0] == 'o' || string[0] == 'O')
+		return OFF;
+
+	return NORMAL;
+}
+
+
+inline bool BotChatterInterface::IsTalking( void ) const	
+{ 
+	if (m_statementList)
+		return m_statementList->IsSpeaking();
+
+	return false;
+}
+
+inline BotStatement *BotChatterInterface::GetStatement( void ) const
+{
+	return m_statementList;
+}
+
+
+inline void BotChatterInterface::Say( const char *phraseName, float lifetime, float delay )
+{
+	BotStatement *say = new BotStatement( this, REPORT_MY_INTENTION, lifetime );
+
+	say->AppendPhrase( TheBotPhrases->GetPhrase( phraseName ) );
+
+	if (delay > 0.0f)
+		say->SetStartTime( gpGlobals->curtime + delay );
+
+	AddStatement( say );
+}
+
+// In player vs bot game modes, have the bots chatter about what they're doing to the players
+class BotChatterCoop : public BotChatterInterface
+{
+	typedef BotChatterInterface BaseClass;
+public:
+	BotChatterCoop( CCSBot *me );
+	virtual void KilledMyEnemy( int nVictimID ) OVERRIDE;
+	virtual void EnemiesRemaining( void ) OVERRIDE;
+	virtual void CelebrateWin( void ) OVERRIDE;
+	virtual void EnemySpotted( void ) OVERRIDE;
+};
+
+
+#endif // CS_BOT_CHATTER_H

game/server/cstrike15/bot/cs_bot_chatter_coop.cpp

@@ -0,0 +1,82 @@
+//============== Copyright Valve Corporation, All rights reserved. ============//
+//
+/// Custom chatter rules for bots when playing in cooperative modes
+//
+//=============================================================================//
+
+
+#include "cbase.h"
+#include "cs_player.h"
+
+#include "bot_util.h"
+#include "cs_bot.h"
+#include "cs_bot_chatter.h"
+#include "cs_team.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+BotChatterCoop::BotChatterCoop( CCSBot *me ) :
+BotChatterInterface( me )
+{
+}
+//---------------------------------------------------------------------------------------------------------------
+void BotChatterCoop::KilledMyEnemy( int victimID )
+{
+	if ( GetGlobalCSTeam(TEAM_CT)->GetAliveMembers() == 0  )
+	{
+		CelebrateWin();
+	}
+	else
+	{
+		BotStatement *say = new BotStatement( this, REPORT_ENEMY_ACTION, 3.0f );
+		say->AppendPhrase( TheBotPhrases->GetPhrase( "KilledMyEnemy" ) );
+		say->SetSubject( victimID );
+
+		AddStatement( say );
+	}
+}
+
+void BotChatterCoop::EnemiesRemaining( void )
+{
+	if ( GetGlobalCSTeam(TEAM_CT)->GetAliveMembers() == 0  )
+	{
+		CelebrateWin();
+	}
+	else
+	{
+		BotStatement *say = new BotStatement( this, REPORT_ENEMIES_REMAINING, 5.0f );
+		say->AppendPhrase( BotStatement::REMAINING_ENEMY_COUNT );
+		say->SetStartTime( gpGlobals->curtime );
+
+		AddStatement( say );
+	}
+}
+
+void BotChatterCoop::EnemySpotted( void )
+{
+	float flChance = RandomFloat();
+	if( flChance < 0.3 )
+	{
+		BaseClass::EnemySpotted();
+	}
+	else if ( flChance < 0.7 )
+	{
+		BotStatement *say = new BotStatement( this, REPORT_EMOTE, 3.0f );
+		say->AppendPhrase( TheBotPhrases->GetPhrase( "GoGoGo" ) );
+		AddStatement( say );
+	}
+	else
+	{
+		BotStatement *say = new BotStatement( this, REPORT_EMOTE, 3.0f );
+		say->AppendPhrase( TheBotPhrases->GetPhrase( "Cheer" ) );
+		AddStatement( say );
+	}
+}
+
+void BotChatterCoop::CelebrateWin( void )
+{
+	BotStatement *say = new BotStatement( this, REPORT_EMOTE, 15.0f );
+	say->AppendPhrase( TheBotPhrases->GetPhrase( "WonRound" ) );
+	AddStatement( say );
+}

game/server/cstrike15/bot/cs_bot_event.cpp

@@ -0,0 +1,480 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_gamerules.h"
+#include "keyvalues.h"
+
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Checks if the bot can hear the event
+ */
+void CCSBot::OnAudibleEvent( IGameEvent *event, CBasePlayer *player, float range, PriorityType priority, bool isHostile, bool isFootstep, const Vector *actualOrigin )
+{
+	/// @todo Listen to non-player sounds
+	if (player == NULL)
+		return;
+
+	// don't pay attention to noise that friends make (unless it is a decoy)
+	if ( !IsEnemy( player ) )
+	{
+		if ( !event || !FStrEq( event->GetName(), "decoy_firing" ) )
+			return;
+	}
+
+	Vector playerOrigin = GetCentroid( player );
+	Vector myOrigin = GetCentroid( this );
+
+	// If the event occurs far from the triggering player, it may override the origin
+	if ( actualOrigin )
+	{
+		playerOrigin = *actualOrigin;
+	}
+
+	// check if noise is close enough for us to hear
+	const Vector *newNoisePosition = &playerOrigin;
+	float newNoiseDist = (myOrigin - *newNoisePosition).Length();
+	if (newNoiseDist < range)
+	{
+		// we heard the sound
+		if ((IsLocalPlayerWatchingMe() && cv_bot_debug.GetInt() == 3) || cv_bot_debug.GetInt() == 4)
+		{
+			PrintIfWatched( "Heard noise (%s from %s, pri %s, time %3.1f)\n", 
+											(FStrEq( "weapon_fire", event ? event->GetName() : "<no event>" )) ? "Weapon fire " : "",
+											(player) ? player->GetPlayerName() : "NULL",
+											(priority == PRIORITY_HIGH) ? "HIGH" : ((priority == PRIORITY_MEDIUM) ? "MEDIUM" : "LOW"),
+											gpGlobals->curtime );
+		}
+
+		// should we pay attention to it
+		// if noise timestamp is zero, there is no prior noise
+		if (m_noiseTimestamp > 0.0f)
+		{
+			// only overwrite recent sound if we are louder (closer), or more important - if old noise was long ago, its faded
+			const float shortTermMemoryTime = 3.0f;
+			if (gpGlobals->curtime - m_noiseTimestamp < shortTermMemoryTime)
+			{
+				// prior noise is more important - ignore new one
+				if (priority < m_noisePriority)
+					return;
+
+				float oldNoiseDist = (myOrigin - m_noisePosition).Length();
+				if (newNoiseDist >= oldNoiseDist)
+					return;
+			}
+		}
+
+		// find the area in which the noise occured
+		/// @todo Better handle when noise occurs off the nav mesh
+		/// @todo Make sure noise area is not through a wall or ceiling from source of noise
+		/// @todo Change GetNavTravelTime to better deal with NULL destination areas
+		CNavArea *noiseArea = TheNavMesh->GetNearestNavArea( *newNoisePosition );
+		if (noiseArea == NULL)
+		{
+			PrintIfWatched( "  *** Noise occurred off the nav mesh - ignoring!\n" );
+			return;
+		}
+
+		m_noiseArea = noiseArea;
+
+		// remember noise priority
+		m_noisePriority = priority;
+
+		// randomize noise position in the area a bit - hearing isn't very accurate
+		// the closer the noise is, the more accurate our placement
+		/// @todo Make sure not to pick a position on the opposite side of ourselves.
+		const float maxErrorRadius = 400.0f;
+		const float maxHearingRange = 2000.0f;
+		float errorRadius = maxErrorRadius * newNoiseDist/maxHearingRange;
+
+		m_noisePosition.x = newNoisePosition->x + RandomFloat( -errorRadius, errorRadius );
+		m_noisePosition.y = newNoisePosition->y + RandomFloat( -errorRadius, errorRadius );
+
+		// note the *travel distance* to the noise
+		// EDIT: use straight line distance for now; the A* calc is really expensive
+		m_noiseTravelDistance = EyePosition().DistTo( player->EyePosition() );
+
+		// make sure noise position remains in the same area
+		m_noiseArea->GetClosestPointOnArea( m_noisePosition, &m_noisePosition );
+
+		// note when we heard the noise
+		m_noiseTimestamp = gpGlobals->curtime;
+
+		// if we hear a nearby enemy, become alert
+		const float nearbyNoiseRange = 1000.0f;
+		if (m_noiseTravelDistance < nearbyNoiseRange && m_noiseTravelDistance > 0.0f)
+		{
+			BecomeAlert();
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnHEGrenadeDetonate( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 99999.0f, PRIORITY_HIGH, true ); // hegrenade_detonate
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnFlashbangDetonate( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1000.0f, PRIORITY_LOW, true ); // flashbang_detonate
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnSmokeGrenadeDetonate( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1000.0f, PRIORITY_LOW, true ); // smokegrenade_detonate
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnMolotovDetonate( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 99999.0f, PRIORITY_HIGH, true ); // molotov_detonate
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnDecoyDetonate( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 99999.0f, PRIORITY_HIGH, true ); // decoy_detonate
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnDecoyFiring( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *thrower = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( thrower == this )
+		return;
+
+	Vector decoySpot( event->GetInt( "x" ), event->GetInt( "y" ), event->GetInt( "z" ) );
+
+	OnAudibleEvent( event, thrower, 99999.0f, PRIORITY_HIGH, true, false, &decoySpot );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnGrenadeBounce( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 500.0f, PRIORITY_LOW, true ); // grenade_bounce
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBulletImpact( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// Construct an origin for the sound, since it can be far from the originating player
+	Vector actualOrigin;
+	actualOrigin.x = event->GetFloat( "x", 0.0f );
+	actualOrigin.y = event->GetFloat( "y", 0.0f );
+	actualOrigin.z = event->GetFloat( "z", 0.0f );
+
+	/// @todo Ignoring bullet impact events for now - we dont want bots to look directly at them!
+	//OnAudibleEvent( event, player, 1100.0f, PRIORITY_MEDIUM, true, false, &actualOrigin ); // bullet_impact
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBreakProp( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_MEDIUM, true ); // break_prop
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBreakBreakable( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_MEDIUM, true ); // break_glass
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnDoorMoving( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_MEDIUM, false ); // door_moving
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnHostageFollows( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// player_follows needs a player
+	if (player == NULL)
+		return;
+
+	// don't pay attention to noise that friends make
+	if (!IsEnemy( player ))
+		return;
+
+	Vector playerOrigin = GetCentroid( player );
+	Vector myOrigin = GetCentroid( this );
+	const float range = 1200.0f;
+
+	// this is here so T's not only act on the noise, but look at it, too
+	if (GetTeamNumber() == TEAM_TERRORIST)
+	{
+		// make sure we can hear the noise
+		if ((playerOrigin - myOrigin).IsLengthGreaterThan( range ))
+			return;
+
+		// tell our teammates that the hostages are being taken
+		GetChatter()->HostagesBeingTaken();
+
+		// only move if we hear them being rescued and can't see any hostages
+		if (GetGameState()->GetNearestVisibleFreeHostage() == NULL)
+		{			
+			// since we are guarding the hostages, presumably we know where they are
+			// if we're close enough to "hear" this event, either go to where the event occured,
+			// or head for an escape zone to head them off
+			if (GetTask() != CCSBot::GUARD_HOSTAGE_RESCUE_ZONE)
+			{
+				//const float headOffChance = 33.3f;
+				if (true) // || RandomFloat( 0, 100 ) < headOffChance)
+				{
+					// head them off at a rescue zone
+					if (GuardRandomZone())
+					{
+						SetTask( CCSBot::GUARD_HOSTAGE_RESCUE_ZONE );
+						SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+						PrintIfWatched( "Trying to beat them to an escape zone!\n" );
+					}
+				}
+				else
+				{
+					SetTask( SEEK_AND_DESTROY );
+					StandUp();
+					Run();
+					MoveTo( playerOrigin, FASTEST_ROUTE );
+				}
+			}
+		}
+	}
+	else
+	{
+		// CT's don't care about this noise
+		return;
+	}
+
+	OnAudibleEvent( event, player, range, PRIORITY_MEDIUM, false ); // hostage_follows
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnRoundEnd( IGameEvent *event )
+{
+	// Morale adjustments happen even for dead players
+	int winner = event->GetInt( "winner" );
+	switch ( winner )
+	{
+	case WINNER_TER:
+		if (GetTeamNumber() == TEAM_CT)
+		{
+			DecreaseMorale();
+		}
+		else
+		{
+			IncreaseMorale();
+		}
+		break;
+
+	case WINNER_CT:
+		if (GetTeamNumber() == TEAM_CT)
+		{
+			IncreaseMorale();
+		}
+		else
+		{
+			DecreaseMorale();
+		}
+		break;
+
+	default:
+		break;
+	}
+
+	m_gameState.OnRoundEnd( event );
+
+	if ( !IsAlive() )
+		return;
+
+	if ( event->GetInt( "winner" ) == WINNER_TER )
+	{
+		if (GetTeamNumber() == TEAM_TERRORIST)
+			GetChatter()->CelebrateWin();
+	}
+	else if ( event->GetInt( "winner" ) == WINNER_CT )
+	{
+		if (GetTeamNumber() == TEAM_CT)
+			GetChatter()->CelebrateWin();
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnRoundStart( IGameEvent *event )
+{
+	m_gameState.OnRoundStart( event );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnHostageRescuedAll( IGameEvent *event )
+{
+	m_gameState.OnHostageRescuedAll( event );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnNavBlocked( IGameEvent *event )
+{
+	if ( event->GetBool( "blocked" ) )
+	{
+		unsigned int areaID = event->GetInt( "area" );
+		if ( areaID )
+		{
+			// An area was blocked off.  Reset our path if it has this area on it.
+			for( int i=0; i<m_pathLength; ++i )
+			{
+				const ConnectInfo *info = &m_path[ i ];
+				if ( info->area && info->area->GetID() == areaID )
+				{
+					DestroyPath();
+					return;
+				}
+			}
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Invoked when bot enters a nav area
+ */
+void CCSBot::OnEnteredNavArea( CNavArea *newArea )
+{
+	SNPROF("OnEnteredNavArea");
+
+	// assume that we "clear" an area of enemies when we enter it
+	newArea->SetClearedTimestamp( GetTeamNumber()-1 );
+
+	// if we just entered a 'stop' area, set the flag
+	if ( newArea->GetAttributes() & NAV_MESH_STOP )
+	{
+		m_isStopping = true;
+	}
+
+	/// @todo Flag these areas as spawn areas during load
+	if (IsAtEnemySpawn())
+	{
+		m_hasVisitedEnemySpawn = true;
+	}
+}

game/server/cstrike15/bot/cs_bot_event_bomb.cpp

@@ -0,0 +1,165 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_gamerules.h"
+#include "keyvalues.h"
+
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombPickedUp( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+
+	// In guardian mode, terrorists always know who the bomber is
+	if ( CSGameRules()->IsPlayingCoopGuardian() && GetTeamNumber() == TEAM_TERRORIST )
+	{
+		GetGameState()->UpdateBomber( player->GetAbsOrigin() );
+	}
+
+	// don't react to our own events
+	if ( player == this )
+		return;
+
+	if (GetTeamNumber() == TEAM_CT && player)
+	{
+		// check if we're close enough to hear it
+		const float bombPickupHearRangeSq = 1000.0f * 1000.0f;
+		Vector myOrigin = GetCentroid( this );
+
+		if ((myOrigin - player->GetAbsOrigin()).LengthSqr() < bombPickupHearRangeSq)
+		{
+			GetChatter()->TheyPickedUpTheBomb();
+			GetGameState()->UpdateBomber( player->GetAbsOrigin() );
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombPlanted( IGameEvent *event )
+{
+	m_gameState.OnBombPlanted( event );
+
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// if we're a TEAM_CT, forget what we're doing and go after the bomb
+	if (GetTeamNumber() == TEAM_CT)
+	{
+		Idle();
+	}
+
+	// if we are following someone, stop following
+	if (IsFollowing())
+	{
+		StopFollowing();
+		Idle();
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombBeep( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	CBaseEntity *entity = UTIL_EntityByIndex( event->GetInt( "entindex" ) );
+	Vector myOrigin = GetCentroid( this );
+
+	// if we don't know where the bomb is, but heard it beep, we've discovered it
+	if (GetGameState()->IsPlantedBombLocationKnown() == false && entity)
+	{
+		// check if we're close enough to hear it
+		const float bombBeepHearRangeSq = 1500.0f * 1500.0f;
+		if ((myOrigin - entity->GetAbsOrigin()).LengthSqr() < bombBeepHearRangeSq)
+		{
+			// radio the news to our team
+			if (GetTeamNumber() == TEAM_CT && GetGameState()->GetPlantedBombsite() == CSGameState::UNKNOWN)
+			{
+				const CCSBotManager::Zone *zone = TheCSBots()->GetZone( entity->GetAbsOrigin() );
+				if (zone)
+					GetChatter()->FoundPlantedBomb( zone->m_index );
+			}
+
+			// remember where the bomb is
+			GetGameState()->UpdatePlantedBomb( entity->GetAbsOrigin() );
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombDefuseBegin( IGameEvent *event )
+{
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombDefused( IGameEvent *event )
+{
+	m_gameState.OnBombDefused( event );
+
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	if (GetTeamNumber() == TEAM_CT)
+	{
+		if (TheCSBots()->GetBombTimeLeft() < 2.0f)
+			GetChatter()->Say( "BarelyDefused" );
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombDefuseAbort( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	PrintIfWatched( "BOMB DEFUSE ABORTED\n" );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnBombExploded( IGameEvent *event )
+{
+	m_gameState.OnBombExploded( event );
+}
+
+
+

game/server/cstrike15/bot/cs_bot_event_player.cpp

@@ -0,0 +1,238 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_gamerules.h"
+#include "keyvalues.h"
+
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnPlayerDeath( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	Vector playerOrigin = (player) ? GetCentroid( player ) : Vector( 0, 0, 0 );
+
+	CBasePlayer *other = UTIL_PlayerByUserId( event->GetInt( "attacker" ) );
+	CBasePlayer *victim = player;
+
+	CBasePlayer *killer = (other && other->IsPlayer()) ? static_cast<CBasePlayer *>( other ) : NULL;
+
+	// if the human player died in the single player game, tell the team
+	if (CSGameRules()->IsCareer() && !victim->IsBot() && victim->GetTeamNumber() == GetTeamNumber())
+	{
+		GetChatter()->Say( "CommanderDown", 20.0f );
+	}
+
+	// keep track of the last player we killed
+	if (killer == this)
+	{
+		m_lastVictimID = victim->entindex();
+	}
+
+	// react to teammate death
+	if (victim->GetTeamNumber() == GetTeamNumber())
+	{
+		// note time of death
+		m_friendDeathTimestamp = gpGlobals->curtime;
+
+		// chastise friendly fire from humans
+		if (killer && !killer->IsBot() && killer->GetTeamNumber() == GetTeamNumber() && killer != this)
+		{
+			GetChatter()->KilledFriend();
+		}
+
+		if ( CSGameRules()->IsPlayingCoopMission() )
+		{
+			if ( victim )
+			{
+				Vector vDelta = GetAbsOrigin() - victim->GetAbsOrigin();
+				if ( vDelta.Length() < 320 )
+					m_bIsSleeping = false;
+			}
+		}
+
+		if (IsAttacking())
+		{
+			if ( !CSGameRules()->IsPlayingCoopMission() &&  GetTimeSinceLastSawEnemy() > 0.4f)
+			{
+				PrintIfWatched( "Rethinking my attack due to teammate death\n" );
+
+				// allow us to sneak past windows, doors, etc
+				IgnoreEnemies( 1.0f );
+
+				// move to last known position of enemy - this could cause us to flank if 
+				// the danger has changed due to our teammate's recent death
+				SetTask( MOVE_TO_LAST_KNOWN_ENEMY_POSITION, GetBotEnemy() );
+				MoveTo( GetLastKnownEnemyPosition() );
+				return;
+			}
+		}
+		else	// not attacking
+		{
+			//
+			// If we just saw a nearby friend die, and we haven't yet acquired an enemy
+			// automatically acquire our dead friend's killer
+			//
+			if (GetDisposition() == ENGAGE_AND_INVESTIGATE || GetDisposition() == OPPORTUNITY_FIRE)
+			{
+				CBasePlayer *other = UTIL_PlayerByUserId( event->GetInt( "attacker" ) );
+
+				// check that attacker is an enemy (for friendly fire, etc)
+				if (other && other->IsPlayer())
+				{
+					CCSPlayer *killer = static_cast<CCSPlayer *>( other );
+					if (killer->GetTeamNumber() != GetTeamNumber())
+					{
+						// check if we saw our friend die - dont check FOV - assume we're aware of our surroundings in combat
+						// snipers stay put
+						if (!IsSniper() && IsVisible( playerOrigin ))
+						{
+							// people are dying - we should hurry
+							Hurry( RandomFloat( 10.0f, 15.0f ) );
+
+							// if we're hiding with only our knife, be a little more cautious
+							const float knifeAmbushChance = 50.0f;
+							if (!IsHiding() || !IsUsingKnife() || RandomFloat( 0, 100 ) < knifeAmbushChance)
+							{
+								PrintIfWatched( "Attacking our friend's killer!\n" );
+								Attack( killer );
+								return;
+							}
+						}
+
+						// if friend was far away and we haven't seen an enemy in awhile, go to where our friend was killed
+						const float longHidingTime = 20.0f;
+						if (IsHunting() || IsInvestigatingNoise() || (IsHiding() && GetTask() != FOLLOW && GetHidingTime() > longHidingTime))
+						{
+							const float someTime = 10.0f;
+							const float farAway = 750.0f;
+							if (GetTimeSinceLastSawEnemy() > someTime && (playerOrigin - GetAbsOrigin()).IsLengthGreaterThan( farAway ))
+							{
+								PrintIfWatched( "Checking out where our friend was killed\n" );
+								MoveTo( playerOrigin, FASTEST_ROUTE );
+								return;
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+	else  // an enemy was killed
+	{
+		// forget our current noise - it may have come from the now dead enemy
+		ForgetNoise();
+
+		if (killer && killer->GetTeamNumber() == GetTeamNumber())
+		{
+			// only chatter about enemy kills if we see them occur, and they were the last one we see
+			if (GetNearbyEnemyCount() <= 1)
+			{
+				// report if number of enemies left is few and we killed the last one we saw locally
+				GetChatter()->EnemiesRemaining();
+
+				Vector victimOrigin = GetCentroid( victim );
+				if (IsVisible( victimOrigin, CHECK_FOV ))
+				{						
+					// congratulate teammates on their kills
+					if (killer && killer != this)
+					{
+						float delay = RandomFloat( 2.0f, 3.0f );
+						if (killer->IsBot())
+						{
+							if (RandomFloat( 0.0f, 100.0f ) < 40.0f)
+								GetChatter()->Say( "NiceShot", 3.0f, delay );
+						}
+						else
+						{
+							// humans get the honorific
+							if (CSGameRules()->IsCareer())
+								GetChatter()->Say( "NiceShotCommander", 3.0f, delay );
+							else
+								GetChatter()->Say( "NiceShotSir", 3.0f, delay );
+						}
+					}
+				}
+			}
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnPlayerRadio( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CCSPlayer *player = ToCSPlayer( UTIL_PlayerByUserId( event->GetInt( "userid" ) ) );
+	if ( player == this )
+		return;
+
+	//
+	// Process radio events from our team
+	//
+	if (player && player->GetTeamNumber() == GetTeamNumber() )
+	{
+		/// @todo Distinguish between radio commands and responses
+		RadioType radioEvent = (RadioType)event->GetInt( "slot" );
+
+		if (radioEvent != RADIO_INVALID && radioEvent != RADIO_AFFIRMATIVE && radioEvent != RADIO_NEGATIVE && radioEvent != RADIO_REPORTING_IN
+			&& radioEvent != RADIO_CHEER && radioEvent != RADIO_THANKS && radioEvent != RADIO_COMPLIMENT)
+		{
+			m_lastRadioCommand = radioEvent;
+			m_lastRadioRecievedTimestamp = gpGlobals->curtime;
+			m_radioSubject = player;
+			m_radioPosition = GetCentroid( player );
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnPlayerFallDamage( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_LOW, false ); // player_falldamage
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnPlayerFootstep( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_LOW, false, IS_FOOTSTEP ); // player_footstep
+}
+
+

game/server/cstrike15/bot/cs_bot_event_weapon.cpp

@@ -0,0 +1,156 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_gamerules.h"
+#include "keyvalues.h"
+
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnWeaponFire( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// for knife fighting - if our victim is attacking or reloading, rush him
+	/// @todo Propagate events into active state
+	if (GetBotEnemy() == player && IsUsingKnife())
+	{
+		ForceRun( 5.0f );
+	}
+
+	const float ShortRange = 1000.0f;
+	const float NormalRange = 2000.0f;
+
+	float range;
+
+	/// @todo Check weapon type (knives are pretty quiet)
+	/// @todo Use actual volume, account for silencers, etc.
+
+	// [mlowrance] use the weapon as posted in the event message
+	int iWeaponID = -1;
+	const char *weaponName = event->GetString( "weapon" );
+	if ( weaponName )
+	{
+		iWeaponID = AliasToWeaponID( weaponName );
+	}
+	
+	if ( iWeaponID == -1 )
+		return;
+
+	switch( iWeaponID )
+	{
+		// silent "firing"
+		case WEAPON_HEGRENADE:
+		case WEAPON_SMOKEGRENADE:
+		case WEAPON_FLASHBANG:
+		case WEAPON_INCGRENADE:
+		case WEAPON_MOLOTOV:
+		case WEAPON_DECOY:
+		case WEAPON_TAGRENADE:
+		case WEAPON_C4:
+			return;
+
+		// quiet
+		case WEAPON_KNIFE:
+		case WEAPON_KNIFE_GG:
+			range = ShortRange;
+			break;
+
+		// loud
+		case WEAPON_AWP:
+			range = 99999.0f;
+			break;
+
+		// normal
+		default:
+			if ( event->GetBool( "silenced" ) )
+			{
+				range = ShortRange;
+			}
+			else
+			{
+				range = NormalRange;
+			}
+			break;
+	}
+
+	OnAudibleEvent( event, player, range, PRIORITY_HIGH, true ); // weapon_fire
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnWeaponFireOnEmpty( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// for knife fighting - if our victim is attacking or reloading, rush him
+	/// @todo Propagate events into active state
+	if (GetBotEnemy() == player && IsUsingKnife())
+	{
+		ForceRun( 5.0f );
+	}
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_LOW, false ); // weapon_fire_on_empty
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnWeaponReload( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	// for knife fighting - if our victim is attacking or reloading, rush him
+	/// @todo Propagate events into active state
+	if (GetBotEnemy() == player && IsUsingKnife())
+	{
+		ForceRun( 5.0f );
+	}
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_LOW, false ); // weapon_reload
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::OnWeaponZoom( IGameEvent *event )
+{
+	if ( !IsAlive() )
+		return;
+
+	// don't react to our own events
+	CBasePlayer *player = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+	if ( player == this )
+		return;
+
+	OnAudibleEvent( event, player, 1100.0f, PRIORITY_LOW, false ); // weapon_zoom
+}
+
+
+

game/server/cstrike15/bot/cs_bot_init.cpp

@@ -0,0 +1,545 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "cs_shareddefs.h"
+#include "mathlib/mathlib.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+#pragma warning( disable : 4355 )			// warning 'this' used in base member initializer list - we're using it safely
+
+ConVar mp_coopmission_bot_difficulty_offset(
+	"mp_coopmission_bot_difficulty_offset",
+	"0",
+	FCVAR_REPLICATED | FCVAR_RELEASE,
+	"The difficulty offset modifier for bots during coop missions." );
+
+//--------------------------------------------------------------------------------------------------------------
+static void PrefixChanged( IConVar *c, const char *oldPrefix, float flOldValue )
+{
+	if ( TheCSBots() && TheCSBots()->IsServerActive() )
+	{
+		for( int i = 1; i <= gpGlobals->maxClients; ++i )
+		{
+			CBasePlayer *player = static_cast<CBasePlayer *>( UTIL_PlayerByIndex( i ) );
+
+			if ( !player )
+				continue;
+
+			if ( !player->IsBot() || !IsEntityValid( player ) )
+				continue;
+
+			CCSBot *bot = dynamic_cast< CCSBot * >( player );
+
+			if ( !bot )
+				continue;
+
+			// set the bot's name
+			char botName[MAX_PLAYER_NAME_LENGTH];
+			UTIL_ConstructBotNetName( botName, MAX_PLAYER_NAME_LENGTH, bot->GetProfile() );
+
+			engine->SetFakeClientConVarValue( bot->edict(), "name", botName );
+		}
+	}
+}
+
+
+ConVar cv_bot_traceview( "bot_traceview", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "For internal testing purposes." );
+ConVar cv_bot_stop( "bot_stop", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "If nonzero, immediately stops all bot processing." );
+ConVar cv_bot_show_nav( "bot_show_nav", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "For internal testing purposes." );
+ConVar cv_bot_walk( "bot_walk", "0", FCVAR_REPLICATED, "If nonzero, bots can only walk, not run." );
+ConVar cv_bot_difficulty( "bot_difficulty", "1", FCVAR_REPLICATED | FCVAR_RELEASE, "Defines the skill of bots joining the game.  Values are: 0=easy, 1=normal, 2=hard, 3=expert." );
+ConVar cv_bot_debug( "bot_debug", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "For internal testing purposes." );
+ConVar cv_bot_debug_target( "bot_debug_target", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "For internal testing purposes." );
+ConVar cv_bot_quota( "bot_quota", "10", FCVAR_REPLICATED | FCVAR_RELEASE, "Determines the total number of bots in the game." );
+ConVar cv_bot_quota_mode( "bot_quota_mode", "normal", FCVAR_REPLICATED | FCVAR_RELEASE, "Determines the type of quota.\nAllowed values: 'normal', 'fill', and 'match'.\nIf 'fill', the server will adjust bots to keep N players in the game, where N is bot_quota.\nIf 'match', the server will maintain a 1:N ratio of humans to bots, where N is bot_quota." );
+ConVar cv_bot_prefix( "bot_prefix", "", FCVAR_REPLICATED, "This string is prefixed to the name of all bots that join the game.\n<difficulty> will be replaced with the bot's difficulty.\n<weaponclass> will be replaced with the bot's desired weapon class.\n<skill> will be replaced with a 0-100 representation of the bot's skill.", PrefixChanged );
+ConVar cv_bot_allow_rogues( "bot_allow_rogues", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may occasionally go 'rogue'. Rogue bots do not obey radio commands, nor pursue scenario goals." );
+ConVar cv_bot_allow_pistols( "bot_allow_pistols", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use pistols." );
+ConVar cv_bot_allow_shotguns( "bot_allow_shotguns", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use shotguns." );
+ConVar cv_bot_allow_sub_machine_guns( "bot_allow_sub_machine_guns", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use sub-machine guns." );
+ConVar cv_bot_allow_rifles( "bot_allow_rifles", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use rifles." );
+ConVar cv_bot_allow_machine_guns( "bot_allow_machine_guns", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use the machine gun." );
+ConVar cv_bot_allow_grenades( "bot_allow_grenades", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use grenades." );
+ConVar cv_bot_allow_snipers( "bot_allow_snipers", "1", FCVAR_RELEASE|FCVAR_REPLICATED, "If nonzero, bots may use sniper rifles." );
+#ifdef CS_SHIELD_ENABLED
+ConVar cv_bot_allow_shield( "bot_allow_shield", "1", FCVAR_REPLICATED );
+#endif // CS_SHIELD_ENABLED
+ConVar cv_bot_join_team( "bot_join_team", "any", FCVAR_REPLICATED | FCVAR_RELEASE, "Determines the team bots will join into. Allowed values: 'any', 'T', or 'CT'." );
+ConVar cv_bot_join_after_player( "bot_join_after_player", "1", FCVAR_REPLICATED | FCVAR_RELEASE, "If nonzero, bots wait until a player joins before entering the game." );
+ConVar cv_bot_auto_vacate( "bot_auto_vacate", "1", FCVAR_REPLICATED, "If nonzero, bots will automatically leave to make room for human players." );
+ConVar cv_bot_zombie( "bot_zombie", "0", FCVAR_REPLICATED | FCVAR_CHEAT, "If nonzero, bots will stay in idle mode and not attack." );
+ConVar cv_bot_defer_to_human_goals( "bot_defer_to_human_goals", "0", FCVAR_REPLICATED | FCVAR_RELEASE, "If nonzero and there is a human on the team, the bots will not do the scenario tasks." );
+ConVar cv_bot_defer_to_human_items( "bot_defer_to_human_items", "1", FCVAR_REPLICATED | FCVAR_RELEASE, "If nonzero and there is a human on the team, the bots will not get scenario items." );
+ConVar cv_bot_chatter( "bot_chatter", "normal", FCVAR_REPLICATED | FCVAR_RELEASE, "Control how bots talk. Allowed values: 'off', 'radio', 'minimal', or 'normal'." );
+ConVar cv_bot_profile_db( "bot_profile_db", "BotProfile.db", FCVAR_REPLICATED, "The filename from which bot profiles will be read." );
+ConVar cv_bot_dont_shoot( "bot_dont_shoot", "0", FCVAR_REPLICATED | FCVAR_RELEASE | FCVAR_CHEAT, "If nonzero, bots will not fire weapons (for debugging)." );
+ConVar cv_bot_eco_limit( "bot_eco_limit", "2000", FCVAR_REPLICATED, "If nonzero, bots will not buy if their money falls below this amount." );
+ConVar cv_bot_auto_follow( "bot_auto_follow", "0", FCVAR_REPLICATED, "If nonzero, bots with high co-op may automatically follow a nearby human player." );
+ConVar cv_bot_flipout( "bot_flipout", "0", FCVAR_REPLICATED, "If nonzero, bots use no CPU for AI. Instead, they run around randomly." );
+#if CS_CONTROLLABLE_BOTS_ENABLED
+ConVar cv_bot_controllable( "bot_controllable", "1", FCVAR_REPLICATED, "Determines whether bots can be controlled by players" );
+#endif
+
+extern void FinishClientPutInServer( CCSPlayer *pPlayer );
+
+
+//--------------------------------------------------------------------------------------------------------------
+// Engine callback for custom server commands
+void Bot_ServerCommand( void )
+{
+}
+
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Constructor
+ */
+CCSBot::CCSBot( void ) :
+m_gameState( this ),
+m_hasJoined( false ),
+m_pLocalProfile( NULL )
+{
+	if ( CSGameRules()->IsPlayingCoopMission() )
+	{
+		m_pChatter = new BotChatterCoop( this );
+	}
+	else
+	{
+		m_pChatter = new BotChatterInterface( this );
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Destructor
+ */
+CCSBot::~CCSBot()
+{
+	if ( m_pLocalProfile )
+	{
+		delete m_pLocalProfile;
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Prepare bot for action
+ */
+bool CCSBot::Initialize( const BotProfile *profile, int team )
+{
+	int preserved_voice_pitch = -1;
+	char preserved_name[256];
+	preserved_name[0] = 0;
+
+	AssertMsg( profile != NULL, "You cannot pass in null for a bot profile." );
+	if ( NULL == profile ) return false;
+
+	if ( m_pLocalProfile )
+	{
+		// Preserve the voice pitch and name from the existing profile
+		preserved_voice_pitch = m_pLocalProfile->GetVoicePitch();
+		if ( CSGameRules() && CSGameRules()->IsPlayingCooperativeGametype() )
+		{
+			// change names everytime in coop
+			Q_snprintf( preserved_name, 256, "%s", profile->GetName() );
+		}
+		else
+			Q_snprintf( preserved_name, 256, "%s", m_pLocalProfile->GetName() );
+		delete m_pLocalProfile;
+	}
+
+	m_pLocalProfile = new BotProfile;
+
+	if ( m_pLocalProfile )
+	{
+		// Copy the profile into the local profile
+		m_pLocalProfile->Clone( profile );
+
+		// Restore the name
+		if ( Q_strlen( preserved_name ) > 0 )
+		{
+			m_pLocalProfile->SetName( preserved_name );
+		}
+
+		// Restore the voice pitch
+		if ( preserved_voice_pitch > -1 )
+		{
+			m_pLocalProfile->SetVoicePitch( preserved_voice_pitch );
+		}
+	}
+
+	// extend
+	BaseClass::Initialize( m_pLocalProfile, team );
+
+	// CS bot initialization
+	m_diedLastRound = false;
+
+	if ( CSGameRules()->IsPlayingGunGameTRBomb() )
+	{
+		// in demolition, start the CT's off with terrible morale, so they try to camp the bombsite
+		if ( team == TEAM_CT )
+		{
+			m_morale = TERRIBLE;
+		}
+		else
+		{
+			m_morale = POSITIVE;			// starting a new round makes everyone a little happy
+		}
+	}
+	else
+	{
+		m_morale = POSITIVE;			// starting a new round makes everyone a little happy
+	}
+
+	m_combatRange = RandomFloat( 325.0f, 425.0f );
+
+	// set initial safe time guess for this map
+	m_safeTime = 15.0f + 5.0f * GetProfile()->GetAggression( );
+
+	m_name[0] = '\000';
+
+	ResetValues();
+
+	m_desiredTeam = team;
+
+	if (GetTeamNumber() == 0)
+	{
+		HandleCommand_JoinTeam( m_desiredTeam );
+		// join class is already called within JoinTeam
+		//HandleCommand_JoinClass();
+	}
+
+	return true;
+}
+
+void CCSBot::CoopInitialize( void )
+{
+	if ( CSGameRules() && CSGameRules()->IsPlayingCoopMission() && GetTeamNumber() == TEAM_TERRORIST )
+	{
+		// bots start asleep when they spawn and wake up when players come close to them
+		SpawnPointCoopEnemy *pEnemySpawnSpot = GetLastCoopSpawnPoint();
+		if ( pEnemySpawnSpot )
+		{
+			SetAbsAngles( pEnemySpawnSpot->GetAbsAngles() );
+			int nDifficulty = pEnemySpawnSpot->GetBotDifficulty();
+			int nOffset = mp_coopmission_bot_difficulty_offset.GetInt();
+			nDifficulty = nDifficulty + nOffset;
+
+			BotDifficultyType botDifficultyType = BOT_EASY;
+			if ( nDifficulty >= 6 )
+				botDifficultyType = BOT_EXPERT;
+			else if ( nDifficulty >= 3 )
+				botDifficultyType = BOT_HARD;
+			else if ( nDifficulty >= 1 )
+				botDifficultyType = BOT_NORMAL;
+
+			bool bIsAgressive = pEnemySpawnSpot->IsBotAgressive(); 
+
+			char profileName[128];
+			Q_snprintf( profileName, sizeof( profileName ), "Level_%d%s", ( int )nDifficulty, bIsAgressive ? "_Agressive" : "" );
+
+			const BotProfile* pNewProfileData = TheBotProfiles->GetProfileMatchingTemplate( profileName, TEAM_TERRORIST, botDifficultyType, CSGameRules()->GetMatchDevice(), true );
+
+			if ( pNewProfileData )
+			{
+				char szHeavy[64] = {};
+				int nArmor = pEnemySpawnSpot->GetArmorToSpawnWith();
+				if ( nArmor == 1 )
+					Q_snprintf( szHeavy, sizeof( szHeavy ), "%s", "" );
+				else if ( nArmor == 2 )
+					Q_snprintf( szHeavy, sizeof( szHeavy ), "%s", "Heavy " );
+
+				char szName[128] = {};
+				char szDifficulty[128] = {};
+
+				if ( nDifficulty >= 6 )
+					Q_snprintf( szDifficulty, sizeof( szDifficulty ), "%s", "Elite " );
+				else if ( nDifficulty >= 4 )
+					Q_snprintf( szDifficulty, sizeof( szDifficulty ), "%s", "Expert " );
+				else
+					Q_snprintf( szDifficulty, sizeof( szDifficulty ), "%s", "" );
+
+				Q_snprintf( szName, sizeof( szName ), "%s%sPhoenix", szHeavy, szDifficulty );
+
+				Initialize( pNewProfileData, GetTeamNumber() );
+				SetPlayerName( szName );
+				// have to inform the engine that the bot name has been updated
+				engine->SetFakeClientConVarValue( edict(), "name", szName );
+			}
+
+			// sleeping needs to be set after the initialize because we reset values in the init
+			m_bIsSleeping = pEnemySpawnSpot->ShouldStartAsleep();
+		}	
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Reset internal data to initial state
+ */
+void CCSBot::ResetValues( void )
+{
+	m_pChatter->Reset();
+	m_gameState.Reset();
+
+	m_avoid = NULL;
+	m_avoidTimestamp = 0.0f;
+
+	m_hurryTimer.Invalidate();
+	m_alertTimer.Invalidate();
+	m_sneakTimer.Invalidate();
+	m_noiseBendTimer.Invalidate();
+	m_bendNoisePositionValid = false;
+
+	m_isStuck = false;
+	m_stuckTimestamp = 0.0f;
+	m_wiggleTimer.Invalidate();
+	m_stuckJumpTimer.Invalidate();
+	m_nextCleanupCheckTimestamp = 0.0f;
+
+	m_pathLength = 0;
+	m_pathIndex = 0;
+	m_areaEnteredTimestamp = 0.0f;
+	m_currentArea = NULL;
+	m_lastKnownArea = NULL;
+	m_isStopping = false;
+
+	m_avoidFriendTimer.Invalidate();
+	m_isFriendInTheWay = false;
+	m_isWaitingBehindFriend = false;
+	m_isAvoidingGrenade.Invalidate();
+
+	StopPanicking();
+
+	m_disposition = ENGAGE_AND_INVESTIGATE;
+
+	m_enemy = NULL;
+
+	m_grenadeTossState = NOT_THROWING;
+	m_initialEncounterArea = NULL;
+
+	m_wasSafe = true;
+
+	m_nearbyEnemyCount = 0;
+	m_enemyPlace = 0;
+	m_nearbyFriendCount = 0;
+	m_closestVisibleFriend = NULL;
+	m_closestVisibleHumanFriend = NULL;
+
+	for( int w=0; w<MAX_PLAYERS; ++w )
+	{
+		m_watchInfo[w].timestamp = 0.0f;
+		m_watchInfo[w].isEnemy = false;
+
+		m_playerTravelDistance[ w ] = -1.0f;
+	}
+
+	// randomly offset each bot's timer to spread computation out
+	m_updateTravelDistanceTimer.Start( RandomFloat( 0.0f, 0.9f ) );
+	m_travelDistancePhase = 0;
+
+	m_isEnemyVisible = false;
+	m_visibleEnemyParts = NONE;
+	m_lastSawEnemyTimestamp = -999.9f;
+	m_firstSawEnemyTimestamp = 0.0f;
+	m_currentEnemyAcquireTimestamp = 0.0f;
+	m_isLastEnemyDead = true;
+	m_attacker = NULL;
+	m_attackedTimestamp = 0.0f;
+	m_enemyDeathTimestamp = 0.0f;
+	m_friendDeathTimestamp = 0.0f;
+	m_lastVictimID = 0;
+	m_isAimingAtEnemy = false;
+	m_fireWeaponTimestamp = 0.0f;
+	m_equipTimer.Invalidate();
+	m_zoomTimer.Invalidate();
+
+	m_isFollowing = false;
+	m_leader = NULL;
+	m_followTimestamp = 0.0f;
+	m_allowAutoFollowTime = 0.0f;
+
+	m_enemyQueueIndex = 0;
+	m_enemyQueueCount = 0;
+	m_enemyQueueAttendIndex = 0;
+	m_bomber = NULL;
+
+	m_bIsSleeping = false;
+
+	m_isEnemySniperVisible = false;
+	m_sawEnemySniperTimer.Invalidate();
+
+	m_lookAroundStateTimestamp = 0.0f;
+	m_inhibitLookAroundTimestamp = 0.0f;
+
+	m_lookPitch = 0.0f;
+	m_lookPitchVel = 0.0f;
+	m_lookYaw = 0.0f;
+	m_lookYawVel = 0.0f;
+
+	m_lookAtSpotState = NOT_LOOKING_AT_SPOT;
+
+	m_targetSpot.Zero();
+	m_targetSpotVelocity.Zero();
+	m_targetSpotPredicted.Zero();
+	m_aimError.Init();
+	m_aimGoal.Init();
+	m_targetSpotTime = 0.0f;
+	m_aimFocus = 0.0f;
+	m_aimFocusInterval = 0.0f;
+	m_aimFocusNextUpdate = 0.0f;
+
+	for( int p=0; p<MAX_PLAYERS; ++p )
+	{
+		m_partInfo[p].m_validFrame = 0;
+	}
+
+	m_spotEncounter = NULL;
+	m_spotCheckTimestamp = 0.0f;
+	m_peripheralTimestamp = 0.0f;
+
+	m_avgVelIndex = 0;
+	m_avgVelCount = 0;
+
+	m_lastOrigin = GetCentroid( this );
+
+	m_lastRadioCommand = RADIO_INVALID;
+	m_lastRadioRecievedTimestamp = 0.0f;
+	m_lastRadioSentTimestamp = 0.0f;
+	m_radioSubject = NULL;
+	m_voiceEndTimestamp = 0.0f;
+
+	m_hostageEscortCount = 0;
+	m_hostageEscortCountTimestamp = 0.0f;
+
+	m_noisePosition = Vector( 0, 0, 0 );
+	m_noiseTimestamp = 0.0f;
+
+	m_stateTimestamp = 0.0f;
+	m_task = SEEK_AND_DESTROY;
+	m_taskEntity = NULL;
+
+	m_approachPointCount = 0;
+	m_approachPointViewPosition.x = 99999999999.9f;
+	m_approachPointViewPosition.y = 0.0f;
+	m_approachPointViewPosition.z = 0.0f;
+
+	m_checkedHidingSpotCount = 0;
+
+	StandUp();
+	Run();
+	m_mustRunTimer.Invalidate();
+	m_waitTimer.Invalidate();
+	m_pathLadder = NULL;
+
+	m_repathTimer.Invalidate();
+
+	m_huntState.ClearHuntArea();
+	m_hasVisitedEnemySpawn = false;
+	m_stillTimer.Invalidate();
+
+	// adjust morale - if we died, our morale decreased, 
+	// but if we live, no adjustement (round win/loss also adjusts morale)
+	if (m_diedLastRound)
+		DecreaseMorale();
+
+	m_diedLastRound = false;
+
+
+	// IsRogue() randomly changes this
+	m_isRogue = false;	
+
+	m_surpriseTimer.Invalidate();
+
+	// even though these are EHANDLEs, they need to be NULL-ed
+	m_goalEntity = NULL;
+	m_avoid = NULL;
+	m_enemy = NULL;
+
+	for ( int i=0; i<MAX_ENEMY_QUEUE; ++i )
+	{
+		m_enemyQueue[i].player = NULL;
+		m_enemyQueue[i].isReloading = false;
+		m_enemyQueue[i].isProtectedByShield = false;
+	}
+
+	m_burnedByFlamesTimer.Invalidate();
+
+#ifdef OPT_VIS_CSGO
+	V_memset( m_bVis, 0, sizeof(m_bVis) );
+	V_memset( m_aVisParts, 0, sizeof(m_aVisParts) );
+#endif
+
+	// start in idle state
+	m_isOpeningDoor = false;
+	StopAttacking();
+	Idle();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Called when bot is placed in map, and when bots are reset after a round ends.
+ * NOTE: For some reason, this can be called twice when a bot is added.
+ */
+void CCSBot::Spawn( void )
+{
+	if ( CSGameRules() && CSGameRules()->IsPlayingCoopMission() && GetTeamNumber() == TEAM_TERRORIST )
+		SetLastCoopSpawnPoint( NULL );
+
+	// do the normal player spawn process
+	BaseClass::Spawn();
+
+	ResetValues();
+
+	Buy();
+
+	if ( CSGameRules()->IsPlayingCoopMission() )
+	{
+		if ( GetTeamNumber() == TEAM_CT )
+		{
+			SetDisposition( CCSBot::SELF_DEFENSE );
+
+			for ( int i = 1; i <= MAX_PLAYERS; i++ )
+			{
+				CCSPlayer *pPlayer = ToCSPlayer( UTIL_PlayerByIndex( i ) );
+				if ( pPlayer && !pPlayer->IsBot() && pPlayer->GetTeamNumber() == TEAM_CT )
+				{
+					//m_isFollowing = true;
+					//m_leader = pPlayer;
+
+					//SetTask( CCSBot::FOLLOW );
+					Follow( pPlayer );
+
+					m_lastRadioCommand = RADIO_FOLLOW_ME;
+					m_lastRadioRecievedTimestamp = gpGlobals->curtime;
+					m_radioSubject = pPlayer;
+					m_radioPosition = GetCentroid( pPlayer );		
+					break;
+				}
+			}		
+		}
+		else if ( GetTeamNumber() == TEAM_TERRORIST )
+		{
+			CoopInitialize();
+		}
+	}
+
+	// set the bot name here (after we've had a chance to initialize a new profile
+	V_strcpy_safe( m_name, GetPlayerName() );
+}
+

game/server/cstrike15/bot/cs_bot_listen.cpp

@@ -0,0 +1,217 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//--------------------------------------------------------------------------------------------------------------
+bool CCSBot::IsNoiseHeard( void ) const
+{
+	if (m_noiseTimestamp <= 0.0f)
+		return false;
+
+	// primitive reaction time simulation - cannot "hear" noise until reaction time has elapsed
+	if (gpGlobals->curtime - m_noiseTimestamp >= GetProfile()->GetReactionTime())
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Listen for enemy noises, and determine if we should react to them.
+ * Returns true if heard a noise and should move to investigate.
+ */
+bool CCSBot::HeardInterestingNoise( void )
+{
+	if (IsBlind())
+		return false;
+
+	// don't investigate noises during safe time
+	if (!IsWellPastSafe())
+		return false;
+
+	// if our disposition is not to investigate, dont investigate
+	if (GetDisposition() != ENGAGE_AND_INVESTIGATE)
+		return false;
+
+	// listen for enemy noises
+	if (IsNoiseHeard())
+	{
+		// if we are hiding, only react to noises very nearby, depending on how aggressive we are
+		if (IsAtHidingSpot() && GetNoiseRange() > 100.0f + 400.0f * GetProfile()->GetAggression())
+			return false;
+		
+		float chance = GetNoiseInvestigateChance();
+
+		if (RandomFloat( 0.0f, 100.0f ) <= chance)
+		{
+			return true;
+		}
+	}
+
+	return false;
+}
+
+
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we hear nearby threatening enemy gunfire within given range
+ * -1 == infinite range
+ */
+bool CCSBot::CanHearNearbyEnemyGunfire( float range ) const
+{
+	Vector myOrigin = GetCentroid( this );
+
+	// only attend to noise if it just happened
+	if (gpGlobals->curtime - m_noiseTimestamp > 0.5f)
+		return false;
+
+	// gunfire is high priority
+	if (m_noisePriority < PRIORITY_HIGH)
+		return false;
+
+	// check noise range
+	if (range > 0.0f && (myOrigin - m_noisePosition).IsLengthGreaterThan( range ))
+		return false;
+
+	// if we dont have line of sight, it's not threatening (cant get shot)
+	if (!CanSeeNoisePosition())
+		return false;
+
+	if (IsAttacking() && m_enemy != NULL && GetTimeSinceLastSawEnemy() < 1.0f)
+	{
+		// gunfire is only threatening if it is closer than our current enemy
+		float gunfireDistSq = (m_noisePosition - myOrigin).LengthSqr();
+		float enemyDistSq = (GetCentroid( m_enemy ) - myOrigin).LengthSqr();
+		const float muchCloserSq = 100.0f * 100.0f;
+		if (gunfireDistSq > enemyDistSq - muchCloserSq)
+			return false;
+	}
+
+	return true;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we directly see where we think the noise came from
+ * NOTE: Dont check FOV, since this is used to determine if we should turn our head to look at the noise
+ * NOTE: Dont use IsVisible(), because smoke shouldnt cause us to not look toward noises
+ */
+bool CCSBot::CanSeeNoisePosition( void ) const
+{
+	trace_t result;
+	CTraceFilterNoNPCsOrPlayer traceFilter( this, COLLISION_GROUP_NONE );
+	UTIL_TraceLine( EyePositionConst(), m_noisePosition + Vector( 0, 0, HalfHumanHeight ), MASK_VISIBLE_AND_NPCS, &traceFilter, &result );
+	if (result.fraction == 1.0f)
+	{
+		// we can see the source of the noise
+		return true;
+	}
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we decided to look towards the most recent noise source
+ * Assumes m_noisePosition is valid.
+ */
+bool CCSBot::UpdateLookAtNoise( void )
+{
+	// make sure a noise exists
+	if (!IsNoiseHeard())
+	{
+		return false;
+	}
+
+	Vector spot;
+
+	// if we have clear line of sight to noise position, look directly at it
+	if (CanSeeNoisePosition())
+	{
+		/// @todo adjust noise Z to keep consistent with current height while fighting
+		spot = m_noisePosition + Vector( 0, 0, HalfHumanHeight );
+
+		// since we can see the noise spot, forget about it
+		ForgetNoise();
+	}
+	else
+	{
+		// line of sight is blocked, bend it
+
+		// the bending algorithm is very expensive, throttle how often it is done
+		if (m_noiseBendTimer.IsElapsed())
+		{
+			const float noiseBendLOSInterval = RandomFloat( 0.2f, 0.3f );
+			m_noiseBendTimer.Start( noiseBendLOSInterval );
+
+			// line of sight is blocked, bend it
+			if (BendLineOfSight( EyePosition(), m_noisePosition, &spot ) == false)
+			{
+				m_bendNoisePositionValid = false;
+				return false;
+			}
+
+			m_bentNoisePosition = spot;
+			m_bendNoisePositionValid = true;
+		}
+		else if (m_bendNoisePositionValid)
+		{
+			// use result of prior bend computation
+			spot = m_bentNoisePosition;
+		}
+		else
+		{
+			// prior bend failed
+			return false;
+		}
+	}
+
+	// it's always important to look at enemy noises, because they come from ... enemies!
+	PriorityType pri = PRIORITY_HIGH;
+
+	// look longer if we're hiding
+	if (IsAtHidingSpot())
+	{
+		// if there is only one enemy left, look for a long time
+		if (GetEnemiesRemaining() == 1)
+		{
+			SetLookAt( "Noise", spot, pri, RandomFloat( 5.0f, 15.0f ), true );
+		}
+		else
+		{
+			SetLookAt( "Noise", spot, pri, RandomFloat( 3.0f, 5.0f ), true );
+		}
+	}
+	else
+	{
+		const float closeRange = 500.0f;
+		if (GetNoiseRange() < closeRange)
+		{
+			// look at nearby enemy noises for a longer time
+			SetLookAt( "Noise", spot, pri, RandomFloat( 3.0f, 5.0f ), true );
+		}
+		else
+		{
+			SetLookAt( "Noise", spot, pri, RandomFloat( 1.0f, 2.0f ), true );
+		}
+	}
+
+	return true;
+}
+

game/server/cstrike15/bot/cs_bot_manager.h

@@ -0,0 +1,452 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#ifndef CS_CONTROL_H
+#define CS_CONTROL_H
+
+
+#include "bot_manager.h"
+#include "nav_area.h"
+#include "bot_util.h"
+#include "bot_profile.h"
+#include "cs_shareddefs.h"
+#include "cs_player.h"
+
+extern ConVar mp_friendlyfire;
+extern ConVar throttle_expensive_ai;
+
+class CBasePlayerWeapon;
+
+/**
+ * Given one team, return the other
+ */
+inline int OtherTeam( int team )
+{
+	return (team == TEAM_TERRORIST) ? TEAM_CT : TEAM_TERRORIST;
+}
+
+class CCSBotManager;
+
+// accessor for CS-specific bots
+inline CCSBotManager *TheCSBots( void )
+{
+	return reinterpret_cast< CCSBotManager * >( TheBots );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+class BotEventInterface : public IGameEventListener2
+{
+public:
+	virtual const char *GetEventName( void ) const = 0;
+};
+
+//--------------------------------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Macro to set up an OnEventClass() in TheCSBots.
+ */
+#define DECLARE_BOTMANAGER_EVENT_LISTENER( BotManagerSingleton, EventClass, EventName ) \
+	public: \
+	virtual void On##EventClass( IGameEvent *data ); \
+	private: \
+	class EventClass##Event : public BotEventInterface \
+	{ \
+		bool m_enabled; \
+	public: \
+		EventClass##Event( void ) \
+		{ \
+			gameeventmanager->AddListener( this, #EventName, true ); \
+			m_enabled = true; \
+		} \
+		~EventClass##Event( void ) \
+		{ \
+			if ( m_enabled ) gameeventmanager->RemoveListener( this ); \
+		} \
+		virtual const char *GetEventName( void ) const \
+		{ \
+			return #EventName; \
+		} \
+		void Enable( bool enable ) \
+		{ \
+			m_enabled = enable; \
+			if ( enable ) \
+				gameeventmanager->AddListener( this, #EventName, true ); \
+			else \
+				gameeventmanager->RemoveListener( this ); \
+		} \
+		bool IsEnabled( void ) const { return m_enabled; } \
+		void FireGameEvent( IGameEvent *event ) \
+		{ \
+			BotManagerSingleton()->On##EventClass( event ); \
+		} \
+		int GetEventDebugID( void ) \
+		{ \
+			return EVENT_DEBUG_ID_INIT; \
+		} \
+	}; \
+	EventClass##Event m_##EventClass##Event;
+
+
+//--------------------------------------------------------------------------------------------------------------
+#define DECLARE_CSBOTMANAGER_EVENT_LISTENER( EventClass, EventName ) DECLARE_BOTMANAGER_EVENT_LISTENER( TheCSBots, EventClass, EventName )
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Macro to propogate an event from the bot manager to all bots
+ */
+// @kutta: changed dynamic_cast -> static_cast; what other bot types can there be?
+#define CCSBOTMANAGER_ITERATE_BOTS( Callback, arg1 ) \
+	{ \
+		for ( int idx = 1; idx <= gpGlobals->maxClients; ++idx ) \
+		{ \
+			CBasePlayer *player = UTIL_PlayerByIndex( idx ); \
+			if (player == NULL) continue; \
+			if (!player->IsBot()) continue; \
+			CCSBot *bot = static_cast< CCSBot * >(player); \
+			bot->Callback( arg1 ); \
+		} \
+	}
+
+
+//--------------------------------------------------------------------------------------------------------------
+//
+// The manager for Counter-Strike specific bots
+//
+class CCSBotManager : public CBotManager
+{
+public:
+	CCSBotManager();
+
+	virtual CBasePlayer *AllocateBotEntity( void );			///< factory method to allocate the appropriate entity for the bot
+
+	virtual void ClientDisconnect( CBaseEntity *entity );
+	virtual bool ClientCommand( CBasePlayer *player, const CCommand &args );
+
+	virtual void ServerActivate( void );
+	virtual void ServerDeactivate( void );
+	virtual bool ServerCommand( const char *cmd );
+	bool IsServerActive( void ) const { return m_serverActive; }
+
+	virtual void RestartRound( void );						///< (EXTEND) invoked when a new round begins
+	virtual void StartFrame( void );						///< (EXTEND) called each frame
+
+	virtual unsigned int GetPlayerPriority( CBasePlayer *player ) const;	///< return priority of player (0 = max pri)
+	virtual bool IsImportantPlayer( CCSPlayer *player ) const;				///< return true if player is important to scenario (VIP, bomb carrier, etc)
+
+	void ExtractScenarioData( void );							///< search the map entities to determine the game scenario and define important zones
+
+	// difficulty levels -----------------------------------------------------------------------------------------
+	static BotDifficultyType GetDifficultyLevel( void )		
+	{
+		static ConVarRef sv_mmqueue_reservation( "sv_mmqueue_reservation" );
+		if ( sv_mmqueue_reservation.GetString()[0] == 'Q' && CSGameRules() && !CSGameRules()->IsPlayingCooperativeGametype() )
+			return BOT_EASY;	// Queue matchmaking always subs people with easy bots
+		if (cv_bot_difficulty.GetFloat() < 0.9f)
+			return BOT_EASY;
+		if (cv_bot_difficulty.GetFloat() < 1.9f)
+			return BOT_NORMAL;
+		if (cv_bot_difficulty.GetFloat() < 2.9f)
+			return BOT_HARD;
+
+		return BOT_EXPERT;
+	}
+
+	// the supported game scenarios ------------------------------------------------------------------------------
+	enum GameScenarioType
+	{
+		SCENARIO_DEATHMATCH,
+		SCENARIO_DEFUSE_BOMB,
+		SCENARIO_RESCUE_HOSTAGES,
+		SCENARIO_ESCORT_VIP
+	};
+	GameScenarioType GetScenario( void ) const		{ return m_gameScenario; }
+
+	// "zones" ---------------------------------------------------------------------------------------------------
+	// depending on the game mode, these are bomb zones, rescue zones, etc.
+
+	enum { MAX_ZONES = 4 };										///< max # of zones in a map
+	enum { MAX_ZONE_NAV_AREAS = 16 };							///< max # of nav areas in a zone
+	struct Zone
+	{
+		CBaseEntity *m_entity;									///< the map entity
+		CNavArea *m_area[ MAX_ZONE_NAV_AREAS ];					///< nav areas that overlap this zone
+		int m_areaCount;
+		Vector m_center;
+		bool m_isLegacy;										///< if true, use pev->origin and 256 unit radius as zone
+		int m_index;
+		bool m_isBlocked;
+		Extent m_extent;
+	};
+
+	const Zone *GetZone( int i ) const				{ return ( ( i >= 0 ) && ( i < m_zoneCount ) ) ? ( &m_zone[i] ) : NULL; }
+	const Zone *GetZone( const Vector &pos ) const;				///< return the zone that contains the given position
+	const Zone *GetClosestZone( const Vector &pos ) const;		///< return the closest zone to the given position
+	const Zone *GetClosestZone( const CBaseEntity *entity ) const;	///< return the closest zone to the given entity
+	int GetZoneCount( void ) const					{ return m_zoneCount; }
+	void CheckForBlockedZones( void );
+
+
+	const Vector *GetRandomPositionInZone( const Zone *zone ) const;	///< return a random position inside the given zone
+	CNavArea *GetRandomAreaInZone( const Zone *zone ) const;			///< return a random area inside the given zone
+
+	/**
+	 * Return the zone closest to the given position, using the given cost heuristic
+	 */
+	template< typename CostFunctor >
+	const Zone *GetClosestZone( CNavArea *startArea, CostFunctor costFunc, float *travelDistance = NULL ) const
+	{
+		const Zone *closeZone = NULL;
+		float closeDist = 99999999.9f;
+
+		if (startArea == NULL)
+			return NULL;
+
+		for( int i=0; i<m_zoneCount; ++i )
+		{
+			if (m_zone[i].m_areaCount == 0)
+				continue;
+
+			if ( m_zone[i].m_isBlocked )
+				continue;
+
+			// just use the first overlapping nav area as a reasonable approximation
+			float dist = NavAreaTravelDistance( startArea, m_zone[i].m_area[0], costFunc );
+
+			if (dist >= 0.0f && dist < closeDist)
+			{
+				closeZone = &m_zone[i];
+				closeDist = dist;
+			}
+		}
+
+		if (travelDistance)
+			*travelDistance = closeDist;
+
+		return closeZone;
+	}
+
+	/// pick a zone at random and return it
+	const Zone *GetRandomZone( void ) const
+	{
+		if (m_zoneCount == 0)
+			return NULL;
+
+		int i;
+		CUtlVector< const Zone * > unblockedZones;
+		for ( i=0; i<m_zoneCount; ++i )
+		{
+			if ( m_zone[i].m_isBlocked )
+				continue;
+
+			unblockedZones.AddToTail( &(m_zone[i]) );
+		}
+
+		if ( unblockedZones.Count() == 0 )
+			return NULL;
+
+		return unblockedZones[ RandomInt( 0, unblockedZones.Count()-1 ) ];
+	}
+
+
+	/// returns a random spawn point for the given team (no arg means use both team spawnpoints)
+	CBaseEntity *GetRandomSpawn( int team = TEAM_MAXCOUNT ) const;
+
+
+	bool IsBombPlanted( void ) const			{ return m_isBombPlanted; }			///< returns true if bomb has been planted
+	float GetBombPlantTimestamp( void ) const	{ return m_bombPlantTimestamp; }	///< return time bomb was planted
+	bool IsTimeToPlantBomb( void ) const;											///< return true if it's ok to try to plant bomb
+	CCSPlayer *GetBombDefuser( void ) const		{ return m_bombDefuser; }			///< return the player currently defusing the bomb, or NULL
+	float GetBombTimeLeft( void ) const;											///< get the time remaining before the planted bomb explodes
+	CBaseEntity *GetLooseBomb( void )			{ return m_looseBomb; }				///< return the bomb if it is loose on the ground
+	CNavArea *GetLooseBombArea( void ) const	{ return m_looseBombArea; }			///< return area that bomb is in/near
+	void SetLooseBomb( CBaseEntity *bomb );
+
+	enum ETStrat
+	{
+		k_ETStrat_Rush,			// Hit the target site asap
+		k_ETStrat_Slow,			// Spend time at initial engagement spots, move in if time is low or if team gets a kill
+		k_ETStrat_Fake,			// One player goes to the site not being hit
+
+		k_ETStrat_Count,
+	};
+	ETStrat GetTStrat( void ) const { return m_eTStrat; }
+	int GetTerroristTargetSite( void ) const { return m_iTerroristTargetSite; }
+
+
+	enum ECTStrat
+	{
+		k_ECTStrat_GuardRandomSite,		// Used for testing
+		k_ECTStrat_212,					// 2 each site, one aggressive mid
+		k_ECTStrat_StackSite,			// 4 on priority site, 1 alternate site
+
+		k_ECTStrat_Count,
+	};
+	ECTStrat GetCTStrat( void ) const { return m_eCTStrat; }
+	int GetCTPrioritySite( void ) const { return m_iCTPrioritySite; }
+
+
+	float GetRadioMessageTimestamp( RadioType event, int teamID ) const;			///< return the last time the given radio message was sent for given team
+	float GetRadioMessageInterval( RadioType event, int teamID ) const;				///< return the interval since the last time this message was sent
+	void SetRadioMessageTimestamp( RadioType event, int teamID );
+	void ResetRadioMessageTimestamps( void );
+
+	float GetLastSeenEnemyTimestamp( void ) const	{ return m_lastSeenEnemyTimestamp; }	///< return the last time anyone has seen an enemy
+	void SetLastSeenEnemyTimestamp( void ) 			{ m_lastSeenEnemyTimestamp = gpGlobals->curtime; }
+
+	float GetRoundStartTime( void ) const			{ return m_roundStartTimestamp; }
+	float GetElapsedRoundTime( void ) const			{ return gpGlobals->curtime - m_roundStartTimestamp; }	///< return the elapsed time since the current round began
+
+	bool AllowRogues( void ) const					{ return cv_bot_allow_rogues.GetBool(); }
+	bool AllowPistols( void ) const					{ return cv_bot_allow_pistols.GetBool(); }
+	bool AllowShotguns( void ) const				{ return cv_bot_allow_shotguns.GetBool(); }
+	bool AllowSubMachineGuns( void ) const			{ return cv_bot_allow_sub_machine_guns.GetBool(); }
+	bool AllowRifles( void ) const					{ return cv_bot_allow_rifles.GetBool(); }
+	bool AllowMachineGuns( void ) const				{ return cv_bot_allow_machine_guns.GetBool(); }
+	bool AllowGrenades( void ) const				{ return cv_bot_allow_grenades.GetBool(); }
+	bool AllowSnipers( void ) const					{ return cv_bot_allow_snipers.GetBool(); }
+#ifdef CS_SHIELD_ENABLED
+	bool AllowTacticalShield( void ) const			{ return cv_bot_allow_shield.GetBool(); }
+#else
+	bool AllowTacticalShield( void ) const			{ return false; }
+#endif // CS_SHIELD_ENABLED
+
+	bool AllowFriendlyFireDamage( void ) const		{ return mp_friendlyfire.GetBool(); }
+
+	bool IsWeaponUseable( const CWeaponCSBase *weapon ) const;	///< return true if the bot can use this weapon
+
+	bool IsDefenseRushing( void ) const				{ return m_isDefenseRushing; }		///< returns true if defense team has "decided" to rush this round
+	bool IsOnDefense( const CCSPlayer *player ) const;		///< return true if this player is on "defense"
+	bool IsOnOffense( const CCSPlayer *player ) const;		///< return true if this player is on "offense"
+
+	bool IsRoundOver( void ) const					{ return m_isRoundOver; }		///< return true if the round has ended
+
+	#define FROM_CONSOLE true
+	bool BotAddCommand( int team, bool isFromConsole = false, const char *profileName = NULL, CSWeaponType weaponType = WEAPONTYPE_UNKNOWN, BotDifficultyType difficulty = NUM_DIFFICULTY_LEVELS );	///< process the "bot_add" console command
+	
+	bool BotPlaceCommand( uint nTeamMask = 0xFFFFFFFF ); //Moves a bot at the location under the cursor.  For perf and lighting testing.
+
+	// Called to mark that an expensive operation has happened this frame, used for budgeting/throttling AI
+	void OnExpensiveBotOperation() { m_nNumExpensiveOperationsThisFrame ++; }
+	// Query to see if we have exceeded our per-frame budget for "expensive" AI operations
+	bool AllowedToDoExpensiveBotOperationThisFrame() { return !throttle_expensive_ai.GetBool() || m_nNumExpensiveOperationsThisFrame < 1; }
+
+	void ForceMaintainBotQuota( void ) { MaintainBotQuota(); }
+
+private:
+	enum SkillType { LOW, AVERAGE, HIGH, RANDOM };
+
+	void MaintainBotQuota( void );
+
+	static bool m_isMapDataLoaded;							///< true if we've attempted to load map data
+	bool m_serverActive;									///< true between ServerActivate() and ServerDeactivate()
+
+	GameScenarioType m_gameScenario;						///< what kind of game are we playing
+
+	Zone m_zone[ MAX_ZONES ];							
+	int m_zoneCount;
+
+	bool m_isBombPlanted;									///< true if bomb has been planted
+	float m_bombPlantTimestamp;								///< time bomb was planted
+	float m_earliestBombPlantTimestamp;						///< don't allow planting until after this time has elapsed
+	CHandle<CCSPlayer> m_bombDefuser;						///< the player currently defusing a bomb
+	EHANDLE m_looseBomb;									///< will be non-NULL if bomb is loose on the ground
+	CNavArea *m_looseBombArea;								///< area that bomb is is/near
+
+	bool m_isRoundOver;										///< true if the round has ended
+
+	CountdownTimer m_checkTransientAreasTimer;				///< when elapsed, all transient nav areas should be checked for blockage
+
+	float m_radioMsgTimestamp[ RADIO_END - RADIO_START_1 ][ 2 ];
+
+	float m_lastSeenEnemyTimestamp;
+	float m_roundStartTimestamp;							///< the time when the current round began
+
+	bool m_isDefenseRushing;								///< whether defensive team is rushing this round or not
+
+	int m_nNumExpensiveOperationsThisFrame;
+
+	// Cooperative mode vars
+	ETStrat m_eTStrat;										// Current plan for T
+	int m_iTerroristTargetSite;								// Bomb site Ts are planing to plant at
+
+	ECTStrat m_eCTStrat;									// Current plan for CT
+	int m_iCTPrioritySite;									// Guess at which site will be attacked
+
+	// Event Handlers --------------------------------------------------------------------------------------------
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( PlayerFootstep,		player_footstep )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( PlayerRadio,			player_radio )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( PlayerDeath,			player_death )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( PlayerFallDamage,		player_falldamage )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombPickedUp,			bomb_pickup )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombPlanted,			bomb_planted )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombBeep,				bomb_beep )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombDefuseBegin,		bomb_begindefuse )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombDefused,			bomb_defused )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombDefuseAbort,		bomb_abortdefuse )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BombExploded,			bomb_exploded )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( RoundEnd,				round_end )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( RoundStart,			round_start )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( RoundFreezeEnd,		round_freeze_end )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( DoorMoving,			door_moving )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BreakProp,				break_prop )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BreakBreakable,		break_breakable )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( HostageFollows,		hostage_follows )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( HostageRescuedAll,		hostage_rescued_all )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( WeaponFire,			weapon_fire )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( WeaponFireOnEmpty,		weapon_fire_on_empty )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( WeaponReload,			weapon_reload )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( WeaponZoom,			weapon_zoom )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( BulletImpact,			bullet_impact )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( HEGrenadeDetonate,		hegrenade_detonate )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( FlashbangDetonate,		flashbang_detonate )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( SmokeGrenadeDetonate,	smokegrenade_detonate )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( MolotovDetonate,		molotov_detonate )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( DecoyDetonate,			decoy_detonate )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( DecoyFiring,			decoy_firing )
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( GrenadeBounce,			grenade_bounce )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( NavBlocked,			nav_blocked )
+
+	DECLARE_CSBOTMANAGER_EVENT_LISTENER( ServerShutdown,		server_shutdown )
+
+	CUtlVector< BotEventInterface * > m_commonEventListeners;	// These event listeners fire often, and can be disabled for performance gains when no bots are present.
+	bool m_eventListenersEnabled;
+	void EnableEventListeners( bool enable );
+};
+
+inline CBasePlayer *CCSBotManager::AllocateBotEntity( void )
+{
+	return static_cast<CBasePlayer *>( CreateEntityByName( "cs_bot" ) );
+}
+
+inline bool CCSBotManager::IsTimeToPlantBomb( void ) const
+{
+	return (gpGlobals->curtime >= m_earliestBombPlantTimestamp);
+}
+
+inline const CCSBotManager::Zone *CCSBotManager::GetClosestZone( const CBaseEntity *entity ) const
+{
+	if (entity == NULL)
+		return NULL;
+
+	Vector centroid = entity->GetAbsOrigin();
+	centroid.z += HalfHumanHeight;
+	return GetClosestZone( centroid );
+}
+
+#endif

game/server/cstrike15/bot/cs_bot_nav.cpp

@@ -0,0 +1,985 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "obstacle_pushaway.h"
+#include "fmtstr.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+const float NearBreakableCheckDist = 20.0f;
+const float FarBreakableCheckDist = 300.0f;
+
+#define DEBUG_BREAKABLES 0
+#define DEBUG_DOORS 0
+
+//--------------------------------------------------------------------------------------------------------------
+#if DEBUG_BREAKABLES
+static void DrawOutlinedQuad( const Vector &p1,
+							const Vector &p2,
+							const Vector &p3,
+							const Vector &p4,
+							int r, int g, int b,
+							float duration )
+{
+	NDebugOverlay::Triangle( p1, p2, p3, r, g, b, 20, false, duration );
+	NDebugOverlay::Triangle( p3, p4, p1, r, g, b, 20, false, duration );
+	NDebugOverlay::Line( p1, p2, r, g, b, false, duration );
+	NDebugOverlay::Line( p2, p3, r, g, b, false, duration );
+	NDebugOverlay::Line( p3, p4, r, g, b, false, duration );
+	NDebugOverlay::Line( p4, p1, r, g, b, false, duration );
+}
+ConVar bot_debug_breakable_duration( "bot_debug_breakable_duration", "30" );
+#endif // DEBUG_BREAKABLES
+
+
+//--------------------------------------------------------------------------------------------------------------
+CBaseEntity * CheckForEntitiesAlongSegment( const Vector &start, const Vector &end, const Vector &mins, const Vector &maxs, CPushAwayEnumerator *enumerator )
+{
+	CBaseEntity *entity = NULL;
+
+	Ray_t ray;
+	ray.Init( start, end, mins, maxs );
+
+	::partition->EnumerateElementsAlongRay( PARTITION_ENGINE_SOLID_EDICTS, ray, false, enumerator );
+	if ( enumerator->m_nAlreadyHit > 0 )
+	{
+		entity = enumerator->m_AlreadyHit[0];
+	}
+
+#if DEBUG_BREAKABLES
+	if ( entity )
+	{
+		DrawOutlinedQuad( start + mins, start + maxs, end + maxs, end + mins, 255, 0, 0, bot_debug_breakable_duration.GetFloat() );
+	}
+	else
+	{
+		DrawOutlinedQuad( start + mins, start + maxs, end + maxs, end + mins, 0, 255, 0, 0.1 );
+	}
+#endif // DEBUG_BREAKABLES
+
+	return entity;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Look up to 'distance' units ahead on the bot's path for entities.  Returns the closest one.
+ */
+CBaseEntity * CCSBot::FindEntitiesOnPath( float distance, CPushAwayEnumerator *enumerator, bool checkStuck )
+{
+	Vector goal;
+
+	int pathIndex = FindPathPoint( distance, &goal, NULL );
+	bool isDegeneratePath = ( pathIndex == m_pathLength );
+	if ( isDegeneratePath )
+	{
+		goal = m_goalPosition;
+	}
+	goal.z += HalfHumanHeight;
+
+	Vector mins, maxs;
+	mins = Vector( 0, 0, -HalfHumanWidth );
+	maxs = Vector( 0, 0, HalfHumanHeight );
+
+	if ( distance <= NearBreakableCheckDist && m_isStuck && checkStuck )
+	{
+		mins = Vector( -HalfHumanWidth, -HalfHumanWidth, -HalfHumanWidth );
+		maxs = Vector( HalfHumanWidth, HalfHumanWidth, HalfHumanHeight );
+	}
+
+	CBaseEntity *entity = NULL;
+	if ( isDegeneratePath )
+	{
+		entity = CheckForEntitiesAlongSegment( WorldSpaceCenter(), m_goalPosition + Vector( 0, 0, HalfHumanHeight ), mins, maxs, enumerator );
+#if DEBUG_BREAKABLES
+		if ( entity )
+		{
+			NDebugOverlay::HorzArrow( WorldSpaceCenter(), m_goalPosition, 6, 0, 0, 255, 255, true, bot_debug_breakable_duration.GetFloat() );
+		}
+#endif // DEBUG_BREAKABLES
+	}
+	else
+	{
+		int startIndex = MAX( 0, m_pathIndex );
+		float distanceLeft = distance;
+		// HACK: start with an index one lower than normal, so we can trace from the bot's location to the
+		// start of the path nodes.
+		for( int i=startIndex-1; i<m_pathLength-1; ++i )
+		{
+			Vector start, end;
+			if ( i == startIndex - 1 )
+			{
+				start = GetAbsOrigin();
+				end = m_path[i+1].pos;
+			}
+			else
+			{
+				start = m_path[i].pos;
+				end = m_path[i+1].pos;
+
+				if ( m_path[i+1].how == GO_LADDER_UP )
+				{
+					// Need two checks.  First we'll check along the ladder
+					start = m_path[i].pos;
+					end = m_path[i+1].ladder->m_top;
+				}
+				else if ( m_path[i].how == GO_LADDER_UP )
+				{
+					start = m_path[i].ladder->m_top;
+				}
+				else if ( m_path[i+1].how == GO_LADDER_DOWN )
+				{
+					// Need two checks.  First we'll check along the ladder
+					start = m_path[i].pos;
+					end = m_path[i+1].ladder->m_bottom;
+				}
+				else if ( m_path[i].how == GO_LADDER_DOWN )
+				{
+					start = m_path[i].ladder->m_bottom;
+				}
+			}
+
+			float segmentLength = (start - end).Length();
+			if ( distanceLeft - segmentLength < 0 )
+			{
+				// scale our segment back so we don't look too far
+				Vector direction = end - start;
+				direction.NormalizeInPlace();
+
+				end = start + direction * distanceLeft;
+			}
+			entity = CheckForEntitiesAlongSegment( start + Vector( 0, 0, HalfHumanHeight ), end + Vector( 0, 0, HalfHumanHeight ), mins, maxs, enumerator );
+			if ( entity )
+			{
+#if DEBUG_BREAKABLES
+				NDebugOverlay::HorzArrow( start, end, 4, 0, 255, 0, 255, true, bot_debug_breakable_duration.GetFloat() );
+#endif // DEBUG_BREAKABLES
+				break;
+			}
+
+			if ( m_path[i].ladder && !IsOnLadder() && distance > NearBreakableCheckDist )	// don't try to break breakables on the other end of a ladder
+				break;
+
+			distanceLeft -= segmentLength;
+			if ( distanceLeft < 0 )
+				break;
+
+			if ( i != startIndex - 1 && m_path[i+1].ladder )
+			{
+				// Now we'll check from the ladder out to the endpoint
+				start = ( m_path[i+1].how == GO_LADDER_DOWN ) ? m_path[i+1].ladder->m_bottom : m_path[i+1].ladder->m_top;
+				end = m_path[i+1].pos;
+
+				entity = CheckForEntitiesAlongSegment( start + Vector( 0, 0, HalfHumanHeight ), end + Vector( 0, 0, HalfHumanHeight ), mins, maxs, enumerator );
+				if ( entity )
+				{
+#if DEBUG_BREAKABLES
+					NDebugOverlay::HorzArrow( start, end, 4, 0, 255, 0, 255, true, bot_debug_breakable_duration.GetFloat() );
+#endif // DEBUG_BREAKABLES
+					break;
+				}
+			}
+		}
+	}
+
+	if ( entity && !IsVisible( entity->WorldSpaceCenter(), false, entity ) )
+		return NULL;
+
+	return entity;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::PushawayTouch( CBaseEntity *pOther )
+{
+#if DEBUG_BREAKABLES
+	NDebugOverlay::EntityBounds( pOther, 255, 0, 0, 127, 0.1f );
+#endif // DEBUG_BREAKABLES
+
+	// if we're not stuck or crouched, we don't care
+	if ( !m_isStuck && !IsCrouching() )
+		return;
+
+	// See if it's breakable
+	CBaseEntity *props[1];
+	CBotBreakableEnumerator enumerator( props, ARRAYSIZE( props ) );
+	enumerator.EnumElement( pOther );
+
+	if ( enumerator.m_nAlreadyHit == 1 )
+	{
+		// it's breakable - try to shoot it.
+		SetLookAt( "Breakable", pOther->WorldSpaceCenter(), PRIORITY_HIGH, 0.1f, false, 5.0f, true );
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Check for breakable physics props and other breakable entities.  We do this here instead of catching them
+ * in OnTouch() because players don't collide with physics props, so OnTouch() doesn't get called.  Also,
+ * looking ahead like this lets us anticipate when we'll need to break something, and do it before being
+ * stopped by it.
+ */
+void CCSBot::BreakablesCheck( void )
+{
+	SNPROF( "BreakablesCheck" );
+	if ( !TheCSBots()->AllowedToDoExpensiveBotOperationThisFrame() )
+		return;
+
+#if DEBUG_BREAKABLES
+	/*
+	// Debug code to visually mark all breakables near us
+	{
+		Ray_t ray;
+		Vector origin = WorldSpaceCenter();
+		Vector mins( -400, -400, -400 );
+		Vector maxs( 400, 400, 400 );
+		ray.Init( origin, origin, mins, maxs );
+
+		CBaseEntity *props[40];
+		CBotBreakableEnumerator enumerator( props, ARRAYSIZE( props ) );
+		::partition->EnumerateElementsAlongRay( PARTITION_ENGINE_SOLID_EDICTS, ray, false, &enumerator );
+		for ( int i=0; i<enumerator.m_nAlreadyHit; ++i )
+		{
+			CBaseEntity *prop = props[i];
+			if ( prop && prop->m_takedamage == DAMAGE_YES )
+			{
+				CFmtStr msg;
+				const char *text = msg.sprintf( "%s, %d health", prop->GetClassname(), prop->m_iHealth );
+				if ( prop->m_iHealth > 200 )
+				{
+					NDebugOverlay::EntityBounds( prop, 255, 0, 0, 10, 0.2f );
+					prop->EntityText( 0, text, 0.2f, 255, 0, 0, 255 );
+				}
+				else
+				{
+					NDebugOverlay::EntityBounds( prop, 0, 255, 0, 10, 0.2f );
+					prop->EntityText( 0, text, 0.2f, 0, 255, 0, 255 );
+				}
+			}
+		}
+	}
+	*/
+#endif // DEBUG_BREAKABLES
+
+	if ( IsAttacking() )
+	{
+		// make sure we aren't running into a breakable trying to knife an enemy
+		if ( IsUsingKnife() && m_enemy != NULL )
+		{
+			CBaseEntity *breakables[1];
+			CBotBreakableEnumerator enumerator( breakables, ARRAYSIZE( breakables ) );
+
+			CBaseEntity *breakable = NULL;
+			Vector mins = Vector( -HalfHumanWidth, -HalfHumanWidth, -HalfHumanWidth );
+			Vector maxs = Vector( HalfHumanWidth, HalfHumanWidth, HalfHumanHeight );
+			breakable = CheckForEntitiesAlongSegment( WorldSpaceCenter(), m_enemy->WorldSpaceCenter(), mins, maxs, &enumerator );
+			if ( breakable )
+			{
+#if DEBUG_BREAKABLES
+				NDebugOverlay::HorzArrow( WorldSpaceCenter(), m_enemy->WorldSpaceCenter(), 6, 0, 0, 255, 255, true, bot_debug_breakable_duration.GetFloat() );
+#endif // DEBUG_BREAKABLES
+
+				// look at it (chances are we'll already be looking at it, since it's between us and our enemy)
+				SetLookAt( "Breakable", breakable->WorldSpaceCenter(), PRIORITY_HIGH, 0.1f, false, 5.0f, true );
+
+				// break it (again, don't wait: we don't have ammo, since we're using the knife, and we're looking mostly at it anyway)
+				PrimaryAttack();
+			}
+		}
+		return;
+	}
+
+	if ( !HasPath() )
+		return;
+
+	bool isNear = true;
+
+	// Check just in front of us on the path
+	CBaseEntity *breakables[4];
+	CBotBreakableEnumerator enumerator( breakables, ARRAYSIZE( breakables ) );
+	CBaseEntity *breakable = FindEntitiesOnPath( NearBreakableCheckDist, &enumerator, true );
+
+	// If we don't have an object right in front of us, check a ways out
+	if ( !breakable )
+	{
+		breakable = FindEntitiesOnPath( FarBreakableCheckDist, &enumerator, false );
+		isNear = false;
+	}
+
+	// Try to shoot a breakable we know about
+	if ( breakable )
+	{
+		// look at it
+		SetLookAt( "Breakable", breakable->WorldSpaceCenter(), PRIORITY_HIGH, 0.1f, false, 5.0f, true );
+	}
+
+	// break it
+	if ( IsLookingAtSpot( PRIORITY_HIGH ) && m_lookAtSpotAttack )
+	{
+		if ( IsUsingGrenade() || ( !isNear && IsUsingKnife() ) )
+		{
+			EquipBestWeapon( MUST_EQUIP );
+		}
+		else if ( GetActiveWeapon() && GetActiveWeapon()->m_flNextPrimaryAttack <= gpGlobals->curtime )
+		{
+			bool shouldShoot = IsLookingAtPosition( m_lookAtSpot, 10.0f );
+
+			if ( !shouldShoot )
+			{
+				CBaseEntity *breakables[ 1 ];
+				CBotBreakableEnumerator LOSbreakable( breakables, ARRAYSIZE( breakables ) );
+
+				// compute the unit vector along our view
+				Vector aimDir = GetViewVector();
+
+				// trace the potential bullet's path
+				trace_t result;
+				UTIL_TraceLine( EyePosition(), EyePosition() + FarBreakableCheckDist * aimDir, MASK_PLAYERSOLID, this, COLLISION_GROUP_NONE, &result );
+				if ( result.DidHitNonWorldEntity() )
+				{
+					LOSbreakable.EnumElement( result.m_pEnt );
+					if ( LOSbreakable.m_nAlreadyHit == 1 && LOSbreakable.m_AlreadyHit[ 0 ] == breakable )
+					{
+						shouldShoot = true;
+					}
+				}
+			}
+
+			// Shoot out breakable if the LOS is clear, or if we're playing a mode with no friendly fire
+			shouldShoot = shouldShoot && ( !TheCSBots()->AllowFriendlyFireDamage() || !IsFriendInLineOfFire() );
+
+			if ( shouldShoot )
+			{
+				PrimaryAttack();
+			}
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Check for doors that need +use to open.
+ */
+void CCSBot::DoorCheck( void )
+{
+	SNPROF( "DoorCheck" );
+	if ( !TheCSBots()->AllowedToDoExpensiveBotOperationThisFrame() )
+		return;
+
+	if ( IsAttacking() && !IsUsingKnife() )
+	{
+		// If we're attacking with a gun or nade, don't bother with doors.  If we're trying to
+		// knife someone, we might need to open a door.
+		m_isOpeningDoor = false;
+		return;
+	}
+
+	if ( !HasPath() )
+		return;
+
+	// Find any doors that need a +use to open just in front of us along the path.
+	CBaseEntity *doors[4];
+	CBotDoorEnumerator enumerator( doors, ARRAYSIZE( doors ) );
+	CBaseEntity *door = FindEntitiesOnPath( NearBreakableCheckDist, &enumerator, false );
+
+	if ( door )
+	{
+		if ( !IsLookingAtSpot( PRIORITY_UNINTERRUPTABLE ) )
+		{
+			if ( !IsOpeningDoor() )
+			{
+				CBasePropDoor *pPropDoor = dynamic_cast<CBasePropDoor*>( door );
+				if ( pPropDoor && pPropDoor->IsDoorLocked() )
+					return;
+				else if ( CBaseDoor *pFuncDoor = dynamic_cast< CBaseDoor * >( door ) )
+				{
+					if ( pFuncDoor->m_bLocked )
+						return;
+				}
+
+				OpenDoor( door );
+			}
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Reset the stuck-checker.
+ */
+void CCSBot::ResetStuckMonitor( void )
+{
+	if (m_isStuck)
+	{
+		if (IsLocalPlayerWatchingMe() && cv_bot_debug.GetBool() && UTIL_GetListenServerHost())
+		{
+			CBasePlayer *localPlayer = UTIL_GetListenServerHost();
+			CSingleUserRecipientFilter filter( localPlayer );
+			EmitSound( filter, localPlayer->entindex(), "Bot.StuckSound" );
+		}
+	}
+
+	m_isStuck = false;
+	m_stuckTimestamp = 0.0f;
+	m_stuckJumpTimer.Invalidate();
+	m_avgVelIndex = 0;
+	m_avgVelCount = 0;
+	m_nextCleanupCheckTimestamp = 0.0f;
+
+	m_areaEnteredTimestamp = gpGlobals->curtime;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Test if we have become stuck
+ */
+void CCSBot::StuckCheck( void )
+{
+	SNPROF("StuckCheck");
+
+	if (m_isStuck)
+	{
+		// we are stuck - see if we have moved far enough to be considered unstuck
+		Vector delta = GetAbsOrigin() - m_stuckSpot;
+
+		const float unstuckRange = 75.0f;
+		if (delta.IsLengthGreaterThan( unstuckRange ))
+		{
+			// we are no longer stuck
+			ResetStuckMonitor();
+			PrintIfWatched( "UN-STUCK\n" );
+		}
+	}
+	else
+	{
+		// check if we are stuck
+
+		// compute average velocity over a short period (for stuck check)
+		Vector vel = GetAbsOrigin() - m_lastOrigin;
+
+		// if we are jumping, ignore Z
+		if (IsJumping())
+			vel.z = 0.0f;
+
+		// cannot be Length2D, or will break ladder movement (they are only Z)
+		float moveDist = vel.Length();
+
+		float deltaT = g_BotUpdateInterval;
+
+		m_avgVel[ m_avgVelIndex++ ] = moveDist/deltaT;
+
+		if (m_avgVelIndex == MAX_VEL_SAMPLES)
+			m_avgVelIndex = 0;
+
+		if (m_avgVelCount < MAX_VEL_SAMPLES)
+		{
+			m_avgVelCount++;
+		}
+		else
+		{
+			// we have enough samples to know if we're stuck
+
+			float avgVel = 0.0f;
+			for( int t=0; t<m_avgVelCount; ++t )
+				avgVel += m_avgVel[t];
+
+			avgVel /= m_avgVelCount;
+
+			// cannot make this velocity too high, or bots will get "stuck" when going down ladders
+			//(IsUsingLadder()) ? 10.0f : 20.0f;
+			float stuckVel = ( IsRunning() ) ? 10.0f : 5.0f;
+
+			if (avgVel < stuckVel)
+			{
+				// we are stuck - note when and where we initially become stuck
+				m_stuckTimestamp = gpGlobals->curtime;			
+				m_stuckSpot = GetAbsOrigin();
+				m_stuckJumpTimer.Start( RandomFloat( 0.3f, 0.75f ) );		// 1.0
+
+				PrintIfWatched( "STUCK\n" );
+				if  (IsLocalPlayerWatchingMe() && cv_bot_debug.GetInt() > 0 && UTIL_GetListenServerHost() )
+				{
+					CBasePlayer *localPlayer = UTIL_GetListenServerHost();
+					CSingleUserRecipientFilter filter( localPlayer );
+					EmitSound( filter, localPlayer->entindex(), "Bot.StuckStart" );
+				}
+
+				m_isStuck = true;
+			}
+		}
+	}
+
+	// always need to track this
+	m_lastOrigin = GetAbsOrigin();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Check if we need to jump due to height change
+ */
+bool CCSBot::DiscontinuityJump( float ground, bool onlyJumpDown, bool mustJump )
+{
+	// Don't try to jump if in the air.
+	if( !(GetFlags() & FL_ONGROUND) )
+	{
+		return false;
+	}
+
+	float dz = ground - GetFeetZ();
+
+	if (dz > StepHeight && !onlyJumpDown)
+	{
+		// dont restrict jump time when going up
+		if (Jump( MUST_JUMP ))
+		{
+			return true;
+		}
+	}
+	else if (!IsUsingLadder() && dz < -JumpHeight)
+	{
+		if (Jump( mustJump ))
+		{
+			return true;
+		}
+	}
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Find "simple" ground height, treating current nav area as part of the floor
+ */
+bool CCSBot::GetSimpleGroundHeightWithFloor( const Vector &pos, float *height, Vector *normal )
+{
+	if (TheNavMesh->GetSimpleGroundHeight( pos, height, normal ))
+	{
+		// our current nav area also serves as a ground polygon
+		if (m_lastKnownArea && m_lastKnownArea->IsOverlapping( pos ))
+			*height = MAX( (*height), m_lastKnownArea->GetZ( pos ) );
+
+		return true;
+	}
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Get our current radio chatter place
+ */
+Place CCSBot::GetPlace( void ) const
+{
+	if (m_lastKnownArea)
+		return m_lastKnownArea->GetPlace();
+
+	return UNDEFINED_PLACE;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move towards position, independant of view angle
+ */
+void CCSBot::MoveTowardsPosition( const Vector &pos )
+{
+	Vector myOrigin = GetCentroid( this );
+
+	//
+	// Jump up on ledges
+	// Because we may not be able to get to our goal position and enter the next
+	// area because our extent collides with a nearby vertical ledge, make sure
+	// we look far enough ahead to avoid this situation.
+	// Can't look too far ahead, or bots will try to jump up slopes.
+	//
+	// NOTE: We need to do this frequently to catch edges at the right time
+	// @todo Look ahead *along path* instead of straight line 
+	//
+	if ( (m_lastKnownArea == NULL || !( m_lastKnownArea->GetAttributes() & ( NAV_MESH_NO_JUMP | NAV_MESH_STAIRS ) ) ) &&
+		!IsOnLadder())
+	{
+		float ground;
+		Vector aheadRay( pos.x - myOrigin.x, pos.y - myOrigin.y, 0 );
+		aheadRay.NormalizeInPlace();
+
+		// look far ahead to allow us to smoothly jump over gaps, ledges, etc
+		// only jump if ground is flat at lookahead spot to avoid jumping up slopes
+		bool jumped = false;
+		if (IsRunning())
+		{
+			const float farLookAheadRange = 80.0f;	// 60
+			Vector normal;
+			Vector stepAhead = myOrigin + farLookAheadRange * aheadRay;
+			stepAhead.z += HalfHumanHeight;
+
+			if (GetSimpleGroundHeightWithFloor( stepAhead, &ground, &normal ))
+			{
+				if (normal.z > 0.9f)
+					jumped = DiscontinuityJump( ground, ONLY_JUMP_DOWN );
+			}
+		}
+
+		if (!jumped)
+		{
+			// close up jumping
+			const float lookAheadRange = 30.0f;	// cant be less or will miss jumps over low walls
+			Vector stepAhead = myOrigin + lookAheadRange * aheadRay;
+			stepAhead.z += HalfHumanHeight;
+			if (GetSimpleGroundHeightWithFloor( stepAhead, &ground ))
+			{
+				jumped = DiscontinuityJump( ground );
+			}
+		}
+
+		if (!jumped)
+		{
+			// about to fall gap-jumping
+			const float lookAheadRange = 10.0f;
+			Vector stepAhead = myOrigin + lookAheadRange * aheadRay;
+			stepAhead.z += HalfHumanHeight;
+			if (GetSimpleGroundHeightWithFloor( stepAhead, &ground ))
+			{
+				jumped = DiscontinuityJump( ground, ONLY_JUMP_DOWN, MUST_JUMP );
+			}
+		}
+	}
+
+
+	// compute our current forward and lateral vectors
+	float angle = EyeAngles().y;
+
+	Vector2D dir( BotCOS(angle), BotSIN(angle) );
+	Vector2D lat( -dir.y, dir.x );
+
+	// compute unit vector to goal position
+	Vector2D to( pos.x - myOrigin.x, pos.y - myOrigin.y );
+	to.NormalizeInPlace();
+
+	// move towards the position independant of our view direction
+	float toProj = to.x * dir.x + to.y * dir.y;
+	float latProj = to.x * lat.x + to.y * lat.y;
+
+	const float c = 0.25f;	// 0.5
+	if (toProj > c)
+		MoveForward();
+	else if (toProj < -c)
+		MoveBackward();
+
+	// if we are avoiding someone via strafing, don't override
+	if (m_avoid != NULL)
+		return;
+
+	if (latProj >= c)
+		StrafeLeft();
+	else if (latProj <= -c)
+		StrafeRight();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move away from position, independant of view angle
+ */
+void CCSBot::MoveAwayFromPosition( const Vector &pos )
+{
+	// compute our current forward and lateral vectors
+	float angle = EyeAngles().y;
+
+	Vector2D dir( BotCOS(angle), BotSIN(angle) );
+	Vector2D lat( -dir.y, dir.x );
+
+	// compute unit vector to goal position
+	Vector2D to( pos.x - GetAbsOrigin().x, pos.y - GetAbsOrigin().y );
+	to.NormalizeInPlace();
+
+	// move away from the position independant of our view direction
+	float toProj = to.x * dir.x + to.y * dir.y;
+	float latProj = to.x * lat.x + to.y * lat.y;
+
+	const float c = 0.5f;
+	if (toProj > c)
+		MoveBackward();
+	else if (toProj < -c)
+		MoveForward();
+
+	if (latProj >= c)
+		StrafeRight();
+	else if (latProj <= -c)
+		StrafeLeft();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Strafe (sidestep) away from position, independant of view angle
+ */
+void CCSBot::StrafeAwayFromPosition( const Vector &pos )
+{
+	// compute our current forward and lateral vectors
+	float angle = EyeAngles().y;
+
+	Vector2D dir( BotCOS(angle), BotSIN(angle) );
+	Vector2D lat( -dir.y, dir.x );
+
+	// compute unit vector to goal position
+	Vector2D to( pos.x - GetAbsOrigin().x, pos.y - GetAbsOrigin().y );
+	to.NormalizeInPlace();
+
+	float latProj = to.x * lat.x + to.y * lat.y;
+
+	if (latProj >= 0.0f)
+		StrafeRight();
+	else
+		StrafeLeft();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * For getting un-stuck
+ */
+void CCSBot::Wiggle( void )
+{
+	if (IsCrouching())
+	{
+		return;
+	}
+
+	// for wiggling
+	if (m_wiggleTimer.IsElapsed())
+	{
+		m_wiggleDirection = (NavRelativeDirType)RandomInt( 0, 3 );
+		m_wiggleTimer.Start( RandomFloat( 0.3f, 0.5f ) );		// 0.3, 0.5
+	}
+
+	Vector forward, right;
+	EyeVectors( &forward, &right );
+
+	const float lookAheadRange = (m_lastKnownArea && (m_lastKnownArea->GetAttributes() & NAV_MESH_WALK)) ? 5.0f : 30.0f;
+	float ground;
+
+	switch( m_wiggleDirection )
+	{
+		case LEFT:
+		{
+			// don't move left if we will fall
+			Vector pos = GetAbsOrigin() - (lookAheadRange * right);
+
+			if (GetSimpleGroundHeightWithFloor( pos, &ground ))
+			{
+				if (GetAbsOrigin().z - ground < StepHeight)
+				{
+					StrafeLeft();
+				}
+			}
+			break;
+		}
+
+		case RIGHT:
+		{
+			// don't move right if we will fall
+			Vector pos = GetAbsOrigin() + (lookAheadRange * right);
+
+			if (GetSimpleGroundHeightWithFloor( pos, &ground ))
+			{
+				if (GetAbsOrigin().z - ground < StepHeight)
+				{
+					StrafeRight();
+				}
+			}
+			break;
+		}
+
+		case FORWARD:
+		{
+			// don't move forward if we will fall
+			Vector pos = GetAbsOrigin() + (lookAheadRange * forward);
+
+			if (GetSimpleGroundHeightWithFloor( pos, &ground ))
+			{
+				if (GetAbsOrigin().z - ground < StepHeight)
+				{
+					MoveForward();
+				}
+			}
+			break;
+		}
+
+		case BACKWARD:
+		{
+			// don't move backward if we will fall
+			Vector pos = GetAbsOrigin() - (lookAheadRange * forward);
+
+			if (GetSimpleGroundHeightWithFloor( pos, &ground ))
+			{
+				if (GetAbsOrigin().z - ground < StepHeight)
+				{
+					MoveBackward();
+				}
+			}
+			break;
+		}
+	}
+
+	if (m_stuckJumpTimer.IsElapsed() && m_lastKnownArea && !(m_lastKnownArea->GetAttributes() & NAV_MESH_NO_JUMP))
+	{
+		if (Jump())
+		{
+			m_stuckJumpTimer.Start( RandomFloat( 1.0f, 2.0f ) );
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Determine approach points from eye position and approach areas of current area
+ */
+void CCSBot::ComputeApproachPoints( void )
+{
+	m_approachPointCount = 0;
+
+	if (m_lastKnownArea == NULL)
+	{
+		return;
+	}
+
+	// assume we're crouching for now
+	Vector eye = GetCentroid( this ); // + pev->view_ofs;	// eye position
+
+	Vector ap;
+	float halfWidth;
+	for( int i=0; i<m_lastKnownArea->GetApproachInfoCount() && m_approachPointCount < MAX_APPROACH_POINTS; ++i )
+	{
+		const CCSNavArea::ApproachInfo *info = m_lastKnownArea->GetApproachInfo( i );
+
+		if (info->here.area == NULL || info->prev.area == NULL)
+		{
+			continue;
+		}
+
+		// compute approach point (approach area is "info->here")
+		if (info->prevToHereHow <= GO_WEST)
+		{
+			info->prev.area->ComputePortal( info->here.area, (NavDirType)info->prevToHereHow, &ap, &halfWidth );
+			ap.z = info->here.area->GetZ( ap );
+		}
+		else
+		{
+			// use the area's center as an approach point
+			ap = info->here.area->GetCenter();
+		}
+
+		// "bend" our line of sight around corners until we can see the approach point
+		Vector bendPoint;
+		if (BendLineOfSight( eye, ap + Vector( 0, 0, HalfHumanHeight ), &bendPoint ))
+		{
+			// put point on the ground
+			if (TheNavMesh->GetGroundHeight( bendPoint, &bendPoint.z ) == false)
+			{
+				bendPoint.z = ap.z;
+			}
+
+			m_approachPoint[ m_approachPointCount ].m_pos = bendPoint;
+			m_approachPoint[ m_approachPointCount ].m_area = info->here.area;
+			++m_approachPointCount;
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::DrawApproachPoints( void ) const
+{
+	for( int i=0; i<m_approachPointCount; ++i )
+	{
+		if (TheCSBots()->GetElapsedRoundTime() >= m_approachPoint[i].m_area->GetEarliestOccupyTime( OtherTeam( GetTeamNumber() ) ))
+			NDebugOverlay::Cross3D( m_approachPoint[i].m_pos, 10.0f, 255, 0, 255, true, 0.1f );
+		else
+			NDebugOverlay::Cross3D( m_approachPoint[i].m_pos, 10.0f, 100, 100, 100, true, 0.1f );
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Find the approach point that is nearest to our current path, ahead of us
+ */
+bool CCSBot::FindApproachPointNearestPath( Vector *pos )
+{
+	if (!HasPath())
+		return false;
+
+	// make sure approach points are accurate
+	ComputeApproachPoints();
+
+	if (m_approachPointCount == 0)
+		return false;
+
+	Vector target = Vector( 0, 0, 0 ), close;
+	float targetRangeSq = 0.0f;
+	bool found = false;
+
+	int start = m_pathIndex;
+	int end = m_pathLength;
+
+	//
+	// We dont want the strictly closest point, but the farthest approach point
+	// from us that is near our path
+	//
+	const float nearPathSq = 10000.0f;	// (100)
+
+	for( int i=0; i<m_approachPointCount; ++i )
+	{
+		if (FindClosestPointOnPath( m_approachPoint[i].m_pos, start, end, &close ) == false)
+			continue;
+
+		float rangeSq = (m_approachPoint[i].m_pos - close).LengthSqr();
+		if (rangeSq > nearPathSq)
+			continue;
+
+		if (rangeSq > targetRangeSq)
+		{
+			target = close;
+			targetRangeSq = rangeSq;
+			found = true;
+		}
+	}
+
+	if (found)
+	{
+		*pos = target + Vector( 0, 0, HalfHumanHeight );
+		return true;	
+	}
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are at the/an enemy spawn right now
+ */
+bool CCSBot::IsAtEnemySpawn( void ) const
+{
+	CBaseEntity *spot;
+	const char *spawnName = (GetTeamNumber() == TEAM_TERRORIST) ? "info_player_counterterrorist" : "info_player_terrorist";
+
+	// check if we are at any of the enemy's spawn points
+	for( spot = gEntList.FindEntityByClassname( NULL, spawnName ); spot; spot = gEntList.FindEntityByClassname( spot, spawnName ) )
+	{
+		CNavArea *area = TheNavMesh->GetNearestNavArea( spot->WorldSpaceCenter() );
+		if (area && GetLastKnownArea() == area)
+		{
+			return true;
+		}
+	}
+
+	return false;
+}
+

game/server/cstrike15/bot/cs_bot_radio.cpp

@@ -0,0 +1,380 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "usermessages.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+extern int gmsgBotVoice;
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Returns true if the radio message is an order to do something
+ * NOTE: "Report in" is not considered a "command" because it doesnt ask the bot to go somewhere, or change its mind
+ */
+bool CCSBot::IsRadioCommand( RadioType event ) const
+{
+	if (event == RADIO_AFFIRMATIVE ||
+		event == RADIO_NEGATIVE ||
+		event == RADIO_ENEMY_SPOTTED ||
+		event == RADIO_SECTOR_CLEAR ||
+		event == RADIO_REPORTING_IN ||
+		event == RADIO_REPORT_IN_TEAM ||
+		event == RADIO_ENEMY_DOWN ||
+		event == RADIO_INVALID )
+		return false;
+
+	return true;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Respond to radio commands from HUMAN players
+ */
+void CCSBot::RespondToRadioCommands( void )
+{
+	// bots use the chatter system to respond to each other
+	if (m_radioSubject != NULL && m_radioSubject->IsPlayer())
+	{
+		CCSPlayer *player = m_radioSubject;
+		if (player->IsBot())
+		{
+			m_lastRadioCommand = RADIO_INVALID;
+			return;
+		}
+	}
+	
+	if (m_lastRadioCommand == RADIO_INVALID)
+		return;
+
+	// a human player has issued a radio command
+	GetChatter()->ResetRadioSilenceDuration();
+
+
+	// if we are doing something important, ignore the radio
+	// unless it is a "report in" request - we can do that while we continue to do other things
+	/// @todo Create "uninterruptable" flag
+	if (m_lastRadioCommand != RADIO_REPORT_IN_TEAM)
+	{
+		if (IsBusy())
+		{
+			// consume command
+			m_lastRadioCommand = RADIO_INVALID;
+			return;
+		}
+	}
+
+	// wait for reaction time before responding
+	// delay needs to be long enough for the radio message we're responding to to finish
+	float respondTime = 1.0f + 2.0f * GetProfile()->GetReactionTime();
+	if (IsRogue())
+		respondTime += 2.0f;
+
+	if (gpGlobals->curtime - m_lastRadioRecievedTimestamp < respondTime)
+		return;
+
+	// rogues won't follow commands, unless already following the player
+	if (!IsFollowing() && IsRogue())
+	{
+		if (IsRadioCommand( m_lastRadioCommand ))
+		{
+			GetChatter()->Negative();
+		}
+
+		// consume command
+		m_lastRadioCommand = RADIO_INVALID;
+		return;
+	}
+
+	CCSPlayer *player = m_radioSubject;
+	if (player == NULL)
+		return;
+
+	// respond to command
+	bool canDo = false;
+	const float inhibitAutoFollowDuration = 60.0f;
+	switch( m_lastRadioCommand )
+	{
+		case RADIO_REPORT_IN_TEAM:
+		{
+			GetChatter()->ReportingIn();
+			break;
+		}
+
+		case RADIO_FOLLOW_ME:
+		case RADIO_COVER_ME:
+		case RADIO_STICK_TOGETHER_TEAM:
+		case RADIO_REGROUP_TEAM:
+		{
+			if (!IsFollowing())
+			{
+				Follow( player );
+				player->AllowAutoFollow();
+				canDo = true;
+			}
+			break;
+		}
+
+		case RADIO_ENEMY_SPOTTED:
+		case RADIO_NEED_BACKUP:
+		case RADIO_TAKING_FIRE:
+			if (!IsFollowing())
+			{
+				Follow( player );
+				GetChatter()->Say( "OnMyWay" );
+				player->AllowAutoFollow();
+				canDo = false;
+			}
+			break;
+
+		case RADIO_TEAM_FALL_BACK:
+		{
+			if (TryToRetreat())
+				canDo = true;
+			break;
+		}
+
+		case RADIO_HOLD_THIS_POSITION:
+		{
+			// find the leader's area 
+			SetTask( HOLD_POSITION );
+			StopFollowing();
+			player->InhibitAutoFollow( inhibitAutoFollowDuration );
+			Hide( TheNavMesh->GetNearestNavArea( m_radioPosition ) );
+			canDo = true;
+			break;
+		}
+
+		case RADIO_GO_GO_GO:
+		case RADIO_STORM_THE_FRONT:
+			StopFollowing();
+			Hunt();
+			canDo = true;
+			player->InhibitAutoFollow( inhibitAutoFollowDuration );
+			break;
+
+		case RADIO_GET_OUT_OF_THERE:
+			if (TheCSBots()->IsBombPlanted())
+			{
+				EscapeFromBomb();
+				player->InhibitAutoFollow( inhibitAutoFollowDuration );
+				canDo = true;
+			}
+			break;
+
+		case RADIO_SECTOR_CLEAR:
+		{
+			// if this is a defusal scenario, and the bomb is planted, 
+			// and a human player cleared a bombsite, check it off our list too
+			if (TheCSBots()->GetScenario() == CCSBotManager::SCENARIO_DEFUSE_BOMB)
+			{
+				if (GetTeamNumber() == TEAM_CT && TheCSBots()->IsBombPlanted())
+				{
+					const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( player );
+
+					if (zone)
+					{
+						GetGameState()->ClearBombsite( zone->m_index );
+
+						// if we are huting for the planted bomb, re-select bombsite
+						if (GetTask() == FIND_TICKING_BOMB)
+							Idle();
+
+						canDo = true;
+					}
+				}
+			}			
+			break;
+		}
+
+		default:
+			// ignore all other radio commands for now
+			return;
+	}
+
+	if (canDo)
+	{
+		// affirmative
+		GetChatter()->Affirmative();
+
+		// if we agreed to follow a new command, put away our grenade
+		if (IsRadioCommand( m_lastRadioCommand ) && IsUsingGrenade())
+		{
+			EquipBestWeapon();
+		}
+	}
+
+	// consume command
+	m_lastRadioCommand = RADIO_INVALID;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Decide if we should move to help the player, return true if we will
+ */
+bool CCSBot::RespondToHelpRequest( CCSPlayer *them, Place place, float maxRange )
+{
+	if (IsRogue())
+		return false;
+
+	// if we're busy, ignore
+	if (IsBusy())
+		return false;
+
+	Vector themOrigin = GetCentroid( them );
+
+	// if we are too far away, ignore
+	if (maxRange > 0.0f)
+	{
+		// compute actual travel distance
+		PathCost cost(this);
+		float travelDistance = NavAreaTravelDistance( m_lastKnownArea, TheNavMesh->GetNearestNavArea( themOrigin ), cost );
+		if (travelDistance < 0.0f)
+			return false;
+
+		if (travelDistance > maxRange)
+			return false;
+	}
+
+
+	if (place == UNDEFINED_PLACE)
+	{
+		// if we have no "place" identifier, go directly to them
+
+		// if we are already there, ignore
+		float rangeSq = (them->GetAbsOrigin() - GetAbsOrigin()).LengthSqr();
+		const float close = 750.0f * 750.0f;
+		if (rangeSq < close)
+			return true;
+
+		MoveTo( themOrigin, FASTEST_ROUTE );
+	}
+	else
+	{
+		// if we are already there, ignore
+		if (GetPlace() == place)
+			return true;
+
+		// go to where help is needed
+		Vector pos;		
+		if ( GetRandomSpotAtPlace( place, &pos ) )
+		{
+			MoveTo( pos, FASTEST_ROUTE );
+		}
+		else
+		{
+			MoveTo( themOrigin, FASTEST_ROUTE );
+		}
+	}
+
+	// acknowledge
+	GetChatter()->Say( "OnMyWay" );
+
+	return true;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Send a radio message
+ */
+void CCSBot::SendRadioMessage( RadioType event )
+{
+	// make sure this is a radio event
+	if (event <= RADIO_START_1 || event >= RADIO_END)
+		return;
+
+	PrintIfWatched( "%3.1f: SendRadioMessage( %s )\n", gpGlobals->curtime, RadioEventName[ event ] );
+
+	// note the time the message was sent
+	TheCSBots()->SetRadioMessageTimestamp( event, GetTeamNumber() );
+
+	m_lastRadioSentTimestamp = gpGlobals->curtime;
+
+	char slot[2];
+	slot[1] = '\000';
+
+	if (event > RADIO_START_1 && event < RADIO_START_2)
+	{
+		HandleMenu_Radio1( event );
+	}
+	else if (event > RADIO_START_2 && event < RADIO_START_3)
+	{
+		HandleMenu_Radio2( event );
+	}
+	else
+	{
+		HandleMenu_Radio3( event );
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Send voice chatter.  Also sends the entindex and duration for voice feedback.
+ */
+void CCSBot::SpeakAudio( const char *voiceFilename, float duration, int pitch )
+{
+	if( !IsAlive() )
+		return;
+
+	if ( IsObserver() )
+		return;
+
+	CRecipientFilter filter;
+	ConstructRadioFilter( filter );
+
+	CCSUsrMsg_RawAudio msg;
+
+	msg.set_pitch( pitch );
+	msg.set_entidx( entindex() );
+	msg.set_duration( duration );
+	msg.set_voice_filename( voiceFilename );
+
+	SendUserMessage ( filter, CS_UM_RawAudio, msg );		
+
+	GetChatter()->ResetRadioSilenceDuration();
+
+	m_voiceEndTimestamp = gpGlobals->curtime + duration;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Send voice chatter through the response rules system.
+ */
+bool CCSBot::SpeakAudioResponseRules( const char *pConcept, AI_CriteriaSet *criteria, float duration )
+{
+	if( !IsAlive() )
+		return false;
+
+	if ( IsObserver() )
+		return false;
+
+	CRecipientFilter filter;
+	ConstructRadioFilter( filter );
+
+	AI_CriteriaSet local;
+	if ( !criteria )
+		criteria = &local;
+
+	AIConcept_t concept( pConcept );
+	if ( Speak( concept, criteria, NULL, 0, &filter ) )
+	{
+		GetChatter()->ResetRadioSilenceDuration();
+		m_voiceEndTimestamp = gpGlobals->curtime + duration;
+		return true;
+	}
+
+	return false;
+}
+
+

game/server/cstrike15/bot/cs_bot_statemachine.cpp

@@ -0,0 +1,732 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "cs_nav_path.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * This method is the ONLY legal way to change a bot's current state
+ */
+void CCSBot::SetState( BotState *state )
+{
+	PrintIfWatched( "%s: SetState: %s -> %s\n", GetPlayerName(), (m_state) ? m_state->GetName() : "NULL", state->GetName() );
+
+	/*
+	if ( IsDefusingBomb() )
+	{
+		const Vector *bombPos = GetGameState()->GetBombPosition();
+		if ( bombPos != NULL )
+		{
+			if ( TheCSBots()->GetBombDefuser() == this )
+			{
+				if ( TheCSBots()->IsBombPlanted() )
+				{
+					Msg( "Bot %s is switching from defusing the bomb to %s\n",
+						GetPlayerName(), state->GetName() );
+				}
+			}
+		}
+	}
+	*/
+
+	// if we changed state from within the special Attack state, we are no longer attacking
+	if (m_isAttacking)
+		StopAttacking();
+
+	if (m_state)
+		m_state->OnExit( this );
+
+	state->OnEnter( this );
+
+	m_state = state;
+	m_stateTimestamp = gpGlobals->curtime;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::Idle( void )
+{
+	SetTask( SEEK_AND_DESTROY );
+	SetState( &m_idleState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::EscapeFromBomb( void )
+{
+	SetTask( ESCAPE_FROM_BOMB );
+	SetState( &m_escapeFromBombState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::EscapeFromFlames( void )
+{
+	SetTask( ESCAPE_FROM_FLAMES );
+	SetState( &m_escapeFromFlamesState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::Follow( CCSPlayer *player )
+{
+	if (player == NULL)
+		return;
+
+	// note when we began following
+	if (!m_isFollowing || m_leader != player)
+		m_followTimestamp = gpGlobals->curtime;
+
+	m_isFollowing = true;
+	m_leader = player;
+
+	SetTask( FOLLOW );
+	m_followState.SetLeader( player );
+	SetState( &m_followState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Continue following our leader after finishing what we were doing
+ */
+void CCSBot::ContinueFollowing( void )
+{
+	SetTask( FOLLOW );
+
+	m_followState.SetLeader( m_leader );
+
+	SetState( &m_followState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Stop following
+ */
+void CCSBot::StopFollowing( void )
+{
+	m_isFollowing = false;
+	m_leader = NULL;
+	m_allowAutoFollowTime = gpGlobals->curtime + 10.0f;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Begin process of rescuing hostages
+ */
+void CCSBot::RescueHostages( void )
+{
+	SetTask( RESCUE_HOSTAGES );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Use the entity
+ */
+void CCSBot::UseEntity( CBaseEntity *entity )
+{
+	m_useEntityState.SetEntity( entity );
+	SetState( &m_useEntityState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Open the door.
+ * This assumes the bot is directly in front of the door with no obstructions.
+ * NOTE: This state is special, like Attack, in that it suspends the current behavior and returns to it when done.
+ */
+void CCSBot::OpenDoor( CBaseEntity *door )
+{
+	m_openDoorState.SetDoor( door );
+	m_isOpeningDoor = true;
+	m_openDoorState.OnEnter( this );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * DEPRECATED: Use TryToHide() instead.
+ * Move to a hiding place.
+ * If 'searchFromArea' is non-NULL, hiding spots are looked for from that area first.
+ */
+void CCSBot::Hide( CNavArea *searchFromArea, float duration, float hideRange, bool holdPosition )
+{
+	if ( !TheCSBots()->AllowedToDoExpensiveBotOperationThisFrame() )
+		return;
+
+	DestroyPath();
+
+	CNavArea *source;
+	Vector sourcePos;
+	if (searchFromArea)
+	{
+		source = searchFromArea;
+		sourcePos = searchFromArea->GetCenter();
+	}
+	else
+	{
+		source = m_lastKnownArea;
+		sourcePos = GetCentroid( this );
+	}
+
+	if (source == NULL)
+	{
+		PrintIfWatched( "Hide from area is NULL.\n" );
+		Idle();
+		return;
+	}
+
+	m_hideState.SetSearchArea( source );
+	m_hideState.SetSearchRange( hideRange );
+	m_hideState.SetDuration( duration );
+	m_hideState.SetHoldPosition( holdPosition );
+
+	// search around source area for a good hiding spot
+	Vector useSpot;
+
+	const Vector *pos = FindNearbyHidingSpot( this, sourcePos, hideRange, IsSniper() );
+	if (pos == NULL)
+	{
+		PrintIfWatched( "No available hiding spots.\n" );
+		// hide at our current position
+		useSpot = GetCentroid( this );
+	}
+	else
+	{
+		useSpot = *pos;
+	}
+
+	m_hideState.SetHidingSpot( useSpot );
+
+	// build a path to our new hiding spot
+	if (ComputePath( useSpot, FASTEST_ROUTE ) == false)
+	{
+		PrintIfWatched( "Can't pathfind to hiding spot\n" );
+		Idle();
+		return;
+	}
+
+	SetState( &m_hideState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to the given hiding place
+ */
+void CCSBot::Hide( const Vector &hidingSpot, float duration, bool holdPosition )
+{
+	CNavArea *hideArea = TheNavMesh->GetNearestNavArea( hidingSpot );
+	if (hideArea == NULL)
+	{
+		PrintIfWatched( "Hiding spot off nav mesh\n" );
+		Idle();
+		return;
+	}
+
+	DestroyPath();
+
+	m_hideState.SetSearchArea( hideArea );
+	m_hideState.SetSearchRange( 750.0f );
+	m_hideState.SetDuration( duration );
+	m_hideState.SetHoldPosition( holdPosition );
+	m_hideState.SetHidingSpot( hidingSpot );
+
+	// build a path to our new hiding spot
+	if (ComputePath( hidingSpot, FASTEST_ROUTE ) == false)
+	{
+		PrintIfWatched( "Can't pathfind to hiding spot\n" );
+		Idle();
+		return;
+	}
+
+	SetState( &m_hideState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Try to hide nearby.  Return true if hiding, false if can't hide here.
+ * If 'searchFromArea' is non-NULL, hiding spots are looked for from that area first.
+ */
+bool CCSBot::TryToHide( CNavArea *searchFromArea, float duration, float hideRange, bool holdPosition, bool useNearest, const Vector *pStartPosOverride /*= NULL*/ )
+{
+	CNavArea *source;
+	Vector sourcePos;
+	if (searchFromArea)
+	{
+		source = searchFromArea;
+		sourcePos = searchFromArea->GetCenter();
+	}
+	else
+	{
+		source = m_lastKnownArea;
+		sourcePos = GetCentroid( this );
+	}
+	
+	// Optionally force the starting position instead of using the center of an area... 
+	if ( pStartPosOverride )
+		sourcePos = *pStartPosOverride;
+
+	if (source == NULL)
+	{
+		PrintIfWatched( "Hide from area is NULL.\n" );
+		return false;
+	}
+
+	m_hideState.SetSearchArea( source );
+	m_hideState.SetSearchRange( hideRange );
+	m_hideState.SetDuration( duration );
+	m_hideState.SetHoldPosition( holdPosition );
+
+	// search around source area for a good hiding spot
+	const Vector *pos = FindNearbyHidingSpot( this, sourcePos, hideRange, IsSniper(), useNearest );
+	if (pos == NULL)
+	{
+		PrintIfWatched( "No available hiding spots.\n" );
+		return false;
+	}
+
+	m_hideState.SetHidingSpot( *pos );
+
+	// build a path to our new hiding spot
+	if (ComputePath( *pos, FASTEST_ROUTE ) == false)
+	{
+		PrintIfWatched( "Can't pathfind to hiding spot\n" );
+		return false;
+	}
+
+	SetState( &m_hideState );
+	return true;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Retreat to a nearby hiding spot, away from enemies
+ */
+bool CCSBot::TryToRetreat( float maxRange, float duration )
+{
+	// We don't want heavies to retreat
+	if ( CSGameRules() && CSGameRules()->IsPlayingCooperativeGametype() && HasHeavyArmor() )
+		return false;
+
+	const Vector *spot = FindNearbyRetreatSpot( this, maxRange );
+	if (spot)
+	{
+		// ignore enemies for a second to give us time to hide
+		// reaching our hiding spot clears our disposition
+		IgnoreEnemies( 10.0f );
+
+		if (duration < 0.0f)
+		{
+			duration = RandomFloat( 3.0f, 15.0f );
+		}
+
+		StandUp();
+		Run();
+		Hide( *spot, duration );
+
+		PrintIfWatched( "Retreating to a safe spot!\n" );
+
+		return true;
+	}
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::Hunt( void )
+{
+	SetState( &m_huntState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Attack our the given victim
+ * NOTE: Attacking does not change our task.
+ */
+void CCSBot::Attack( CCSPlayer *victim )
+{
+	if (victim == NULL)
+		return;
+
+	// zombies never attack
+	if (cv_bot_zombie.GetBool())
+		return;
+
+	// cannot attack if we are reloading
+	if (IsReloading())
+		return;
+
+	// change enemy
+	SetBotEnemy( victim );
+
+	//
+	// Do not "re-enter" the attack state if we are already attacking
+	//
+	if (IsAttacking())
+		return;
+
+	if (IsUsingGrenade())
+	{
+		// throw towards their feet
+		ThrowGrenade( victim->GetAbsOrigin() );
+		return;
+	}
+
+
+	// if we are currently hiding, increase our chances of crouching and holding position
+	if (IsAtHidingSpot())
+		m_attackState.SetCrouchAndHold( (RandomFloat( 0.0f, 100.0f ) < 60.0f) ? true : false );
+	else
+		m_attackState.SetCrouchAndHold( false );
+
+	//SetState( &m_attackState );
+	//PrintIfWatched( "ATTACK BEGIN (reaction time = %g (+ update time), surprise time = %g, attack delay = %g)\n", 
+	//				GetProfile()->GetReactionTime(), m_surpriseDelay, GetProfile()->GetAttackDelay() );
+	m_isAttacking = true;
+	m_attackState.OnEnter( this );
+
+
+	Vector victimOrigin = GetCentroid( victim );
+
+	// cheat a bit and give the bot the initial location of its victim
+	m_lastEnemyPosition = victimOrigin;
+	m_lastSawEnemyTimestamp = gpGlobals->curtime;
+
+	m_aimFocus = GetProfile()->GetAimFocusInitial();
+
+	PickNewAimSpot();
+
+	// forget any look at targets we have
+	ClearLookAt();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Exit the Attack state
+ */
+void CCSBot::StopAttacking( void )
+{
+	PrintIfWatched( "ATTACK END\n" );
+	m_attackState.OnExit( this );
+	m_isAttacking = false;
+
+	// if we are following someone, go to the Idle state after the attack to decide whether we still want to follow
+	if (IsFollowing())
+	{
+		Idle();
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+bool CCSBot::IsAttacking( void ) const
+{
+	return m_isAttacking;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are escaping from the bomb
+ */
+bool CCSBot::IsEscapingFromBomb( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_escapeFromBombState ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are escaping from a field of flames
+ */
+bool CCSBot::IsEscapingFromFlames( void ) const
+{
+	if ( m_state == static_cast< const BotState * >( &m_escapeFromFlamesState ) )
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are defusing the bomb
+ */
+bool CCSBot::IsDefusingBomb( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_defuseBombState ))
+		return true;
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are defusing the bomb
+ */
+bool CCSBot::IsPickingupHostage( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_pickupHostageState ))
+		return true;
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are hiding
+ */
+bool CCSBot::IsHiding( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_hideState ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are hiding and at our hiding spot
+ */
+bool CCSBot::IsAtHidingSpot( void ) const
+{
+	if (!IsHiding())
+		return false;
+
+	return m_hideState.IsAtSpot();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return number of seconds we have been at our current hiding spot
+ */
+float CCSBot::GetHidingTime( void ) const
+{
+	if (IsHiding())
+	{
+		return m_hideState.GetHideTime();
+	}
+
+	return 0.0f;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are huting
+ */
+bool CCSBot::IsHunting( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_huntState ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are in the MoveTo state
+ */
+bool CCSBot::IsMovingTo( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_moveToState ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are buying
+ */
+bool CCSBot::IsBuying( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_buyState ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+bool CCSBot::IsInvestigatingNoise( void ) const
+{
+	if (m_state == static_cast<const BotState *>( &m_investigateNoiseState ))
+		return true;
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+bool CCSBot::IsIdling( void ) const
+{
+	if ( m_state == static_cast< const BotState * >( &m_idleState ) )
+		return true;
+
+	return false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to potentially distant position
+ */
+void CCSBot::MoveTo( const Vector &pos, RouteType route )
+{
+	m_moveToState.SetGoalPosition( pos );
+	m_moveToState.SetRouteType( route );
+	SetState( &m_moveToState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::PlantBomb( void )
+{
+	SetState( &m_plantBombState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Bomb has been dropped - go get it
+ */
+void CCSBot::FetchBomb( void )
+{
+	SetState( &m_fetchBombState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::DefuseBomb( void )
+{
+	SetState( &m_defuseBombState );
+}
+
+void CCSBot::PickupHostage( CBaseEntity *entity )
+{
+	m_pickupHostageState.SetEntity( entity );
+	SetState( &m_pickupHostageState );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Investigate recent enemy noise
+ */
+void CCSBot::InvestigateNoise( void )
+{
+	SetState( &m_investigateNoiseState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void CCSBot::Buy( void )
+{
+	SetState( &m_buyState );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to a hiding spot and wait for initial encounter with enemy team.
+ * Return false if can't do this behavior (ie: no hiding spots available).
+ */
+bool CCSBot::MoveToInitialEncounter( void )
+{
+	int myTeam = GetTeamNumber();
+	int enemyTeam = OtherTeam( myTeam );
+
+	// build a path to an enemy spawn point
+	CBaseEntity *enemySpawn = TheCSBots()->GetRandomSpawn( enemyTeam );
+
+	if (enemySpawn == NULL)
+	{
+		PrintIfWatched( "MoveToInitialEncounter: No enemy spawn points?\n" );
+		return false;
+	}
+
+	if ( !TheCSBots()->AllowedToDoExpensiveBotOperationThisFrame() )
+		return false;
+
+	TheCSBots()->OnExpensiveBotOperation();
+
+	// build a path from us to the enemy spawn
+	CCSNavPath path;
+	PathCost cost( this, FASTEST_ROUTE );
+	path.Compute( WorldSpaceCenter(), enemySpawn->GetAbsOrigin(), cost );
+
+	if (!path.IsValid())
+	{
+		PrintIfWatched( "MoveToInitialEncounter: Pathfind failed.\n" );
+		return false;
+	}
+
+	// find battlefront area where teams will first meet along this path
+	int i;
+	for( i=0; i<path.GetSegmentCount(); ++i )
+	{
+		if (path[i]->area->GetEarliestOccupyTime( myTeam ) > path[i]->area->GetEarliestOccupyTime( enemyTeam ))
+		{
+			break;
+		}
+	}
+
+	if (i == path.GetSegmentCount())
+	{
+		PrintIfWatched( "MoveToInitialEncounter: Can't find battlefront!\n" );
+		return false;
+	}
+
+	/// @todo Remove this evil side-effect
+	SetInitialEncounterArea( path[i]->area );
+
+	// find a hiding spot on our side of the battlefront that has LOS to it
+	const float maxRange = 1500.0f;
+	const HidingSpot *spot = FindInitialEncounterSpot( this, path[i]->area->GetCenter(), path[i]->area->GetEarliestOccupyTime( enemyTeam ), maxRange, IsSniper() );
+
+	if (spot == NULL)
+	{
+		PrintIfWatched( "MoveToInitialEncounter: Can't find a hiding spot\n" );
+		return false;
+	}
+
+	float timeToWait = path[i]->area->GetEarliestOccupyTime( enemyTeam ) - spot->GetArea()->GetEarliestOccupyTime( myTeam );
+	float minWaitTime = 4.0f * GetProfile()->GetAggression() + 3.0f;
+	if (timeToWait < minWaitTime)
+	{
+		timeToWait = minWaitTime;
+	}
+
+	Hide( spot->GetPosition(), timeToWait );
+
+	return true;
+}
+

game/server/cstrike15/bot/cs_bot_weapon_id.cpp

@@ -0,0 +1,22 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael Booth (mike@turtlerockstudios.com), 2003
+// Author: Matthew D. Campbell (matt@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------
+//
+// Temporary solution until we have time to build something more elegant
+// Very nasty - need to keep in sync with the buy aliases
+// NOTE: Array must be NULL terminated
+//

game/server/cstrike15/bot/cs_gamestate.cpp

@@ -0,0 +1,777 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Encapsulation of the current scenario/game state. Allows each bot imperfect knowledge.
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "keyvalues.h"
+
+#include "cs_bot.h"
+#include "cs_gamestate.h"
+#include "cs_simple_hostage.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+CSGameState::CSGameState( CCSBot *owner )
+{
+	m_owner = owner;
+	m_isRoundOver = false;
+
+	m_bombState = MOVING;
+	m_lastSawBomber.Invalidate();
+	m_lastSawLooseBomb.Invalidate();
+	m_isPlantedBombPosKnown = false;
+	m_plantedBombsite = UNKNOWN;
+
+	m_bombsiteCount = 0;
+	m_bombsiteSearchIndex = 0;
+
+	for( int i=0; i<MAX_HOSTAGES; ++i )
+	{
+		m_hostage[i].hostage = NULL;
+		m_hostage[i].isValid = false;
+		m_hostage[i].isAlive = false;
+		m_hostage[i].isFree = true;
+		m_hostage[i].knownPos = Vector( 0, 0, 0 );
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Reset at round start
+ */
+void CSGameState::Reset( void )
+{
+	m_isRoundOver = false;
+
+	// bomb -----------------------------------------------------------------------
+	if ( !CSGameRules()->IsPlayingCoopGuardian() )
+	{
+		m_lastSawLooseBomb.Invalidate();
+		m_bombState = MOVING;
+	}
+	m_lastSawBomber.Invalidate();
+	m_isPlantedBombPosKnown = false;
+	m_plantedBombsite = UNKNOWN;
+
+	m_bombsiteCount = TheCSBots()->GetZoneCount();
+
+	int i;
+	for( i=0; i<m_bombsiteCount; ++i )
+	{
+		m_isBombsiteClear[i] = false;
+		m_bombsiteSearchOrder[i] = i;
+	}
+
+	// shuffle the bombsite search order
+	// allows T's to plant at random site, and TEAM_CT's to search in a random order
+	// NOTE: VS6 std::random_shuffle() doesn't work well with an array of two elements (most maps)
+	for( i=0; i < m_bombsiteCount; ++i )
+	{
+		int swap = m_bombsiteSearchOrder[i];
+		int rnd = RandomInt( i, m_bombsiteCount-1 );
+		m_bombsiteSearchOrder[i] = m_bombsiteSearchOrder[ rnd ];
+		m_bombsiteSearchOrder[ rnd ] = swap;
+	}
+
+	m_bombsiteSearchIndex = 0;
+
+	// hostage ---------------------------------------------------------------------
+	InitializeHostageInfo();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnHostageRescuedAll( IGameEvent *event )
+{
+	m_allHostagesRescued = true;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnRoundEnd( IGameEvent *event )
+{
+	m_isRoundOver = true;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnRoundStart( IGameEvent *event )
+{
+	Reset();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnBombPlanted( IGameEvent *event )
+{
+	// change state - the event is announced to everyone
+	SetBombState( PLANTED );
+
+	CBasePlayer *plantingPlayer = UTIL_PlayerByUserId( event->GetInt( "userid" ) );
+
+	// Terrorists always know where the bomb is
+	if (m_owner->GetTeamNumber() == TEAM_TERRORIST && plantingPlayer)
+	{
+		UpdatePlantedBomb( plantingPlayer->GetAbsOrigin() );
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnBombDefused( IGameEvent *event )
+{
+	// change state - the event is announced to everyone
+	SetBombState( DEFUSED );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Update game state based on events we have received
+ */
+void CSGameState::OnBombExploded( IGameEvent *event )
+{
+	// change state - the event is announced to everyone
+	SetBombState( EXPLODED );
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * True if round has been won or lost (but not yet reset)
+ */
+bool CSGameState::IsRoundOver( void ) const
+{
+	return m_isRoundOver;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void CSGameState::SetBombState( BombState state )
+{
+	// if state changed, reset "last seen" timestamps
+	if (m_bombState != state)
+	{
+		m_bombState = state;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void CSGameState::UpdateLooseBomb( const Vector &pos )
+{
+	m_looseBombPos = pos;
+	m_lastSawLooseBomb.Reset();
+
+	// we saw the loose bomb, update our state
+	SetBombState( LOOSE );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+float CSGameState::TimeSinceLastSawLooseBomb( void ) const
+{
+	return m_lastSawLooseBomb.GetElapsedTime();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+bool CSGameState::IsLooseBombLocationKnown( void ) const
+{
+	if ( CSGameRules()->IsPlayingCoopGuardian() )
+		return true;
+
+	if (m_bombState != LOOSE)
+		return false;
+
+	return (m_lastSawLooseBomb.HasStarted()) ? true : false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void CSGameState::UpdateBomber( const Vector &pos )
+{
+	m_bomberPos = pos;
+	m_lastSawBomber.Reset();
+
+	// we saw the bomber, update our state
+	SetBombState( MOVING );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+float CSGameState::TimeSinceLastSawBomber( void ) const
+{
+	return m_lastSawBomber.GetElapsedTime();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+bool CSGameState::IsPlantedBombLocationKnown( void ) const
+{
+	if (m_bombState != PLANTED)
+		return false;
+
+	return m_isPlantedBombPosKnown;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return the zone index of the planted bombsite, or UNKNOWN
+ */
+int CSGameState::GetPlantedBombsite( void ) const
+{
+	if (m_bombState != PLANTED)
+		return UNKNOWN;
+
+	return m_plantedBombsite;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if we are currently in the bombsite where the bomb is planted
+ */
+bool CSGameState::IsAtPlantedBombsite( void ) const
+{
+	if (m_bombState != PLANTED)
+		return false;
+
+	Vector myOrigin = GetCentroid( m_owner );
+	const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( myOrigin );
+
+	if (zone)
+	{
+		return (m_plantedBombsite == zone->m_index);
+	}
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return the zone index of the next bombsite to search
+ */
+int CSGameState::GetNextBombsiteToSearch( void )
+{
+	if (m_bombsiteCount <= 0)
+		return 0;
+
+	int i;
+
+	// return next non-cleared bombsite index
+	for( i=m_bombsiteSearchIndex; i<m_bombsiteCount; ++i )
+	{
+		int z = m_bombsiteSearchOrder[i];
+		if (!m_isBombsiteClear[z])
+		{
+			m_bombsiteSearchIndex = i;
+			return z;
+		}
+	}
+
+	// all the bombsites are clear, someone must have been mistaken - start search over
+	for( i=0; i<m_bombsiteCount; ++i )
+		m_isBombsiteClear[i] = false;
+	m_bombsiteSearchIndex = 0;
+
+	return GetNextBombsiteToSearch();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Returns position of bomb in its various states (moving, loose, planted),
+ * or NULL if we don't know where the bomb is
+ */
+const Vector *CSGameState::GetBombPosition( void ) const
+{
+	switch( m_bombState )
+	{
+		case MOVING:
+		{
+			if (!m_lastSawBomber.HasStarted())
+				return NULL;
+
+			return &m_bomberPos;
+		}
+
+		case LOOSE:
+		{
+			if (IsLooseBombLocationKnown())
+				return &m_looseBombPos;
+
+			return NULL;
+		}
+
+		case PLANTED:
+		{
+			if (IsPlantedBombLocationKnown())
+				return &m_plantedBombPos;
+
+			return NULL;
+		}
+	}
+
+	return NULL;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * We see the planted bomb at 'pos'
+ */
+void CSGameState::UpdatePlantedBomb( const Vector &pos )
+{
+	const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( pos );
+
+	if (zone == NULL)
+	{
+		CONSOLE_ECHO( "ERROR: Bomb planted outside of a zone!\n" );
+		m_plantedBombsite = UNKNOWN;
+	}
+	else
+	{
+		m_plantedBombsite = zone->m_index;
+	}
+
+	m_plantedBombPos = pos;
+
+	// add an epsilon to handle bomb origin slightly embedded in a model/world
+	m_plantedBombPos.z += 1.0f;
+
+	m_isPlantedBombPosKnown = true;
+	SetBombState( PLANTED );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Someone told us where the bomb is planted
+ */
+void CSGameState::MarkBombsiteAsPlanted( int zoneIndex )
+{
+	m_plantedBombsite = zoneIndex;
+	SetBombState( PLANTED );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Someone told us a bombsite is clear
+ */
+void CSGameState::ClearBombsite( int zoneIndex )
+{
+	if (zoneIndex >= 0 && zoneIndex < m_bombsiteCount)
+		m_isBombsiteClear[ zoneIndex ] = true;	
+}
+
+//--------------------------------------------------------------------------------------------------------------
+bool CSGameState::IsBombsiteClear( int zoneIndex ) const
+{
+	if (zoneIndex >= 0 && zoneIndex < m_bombsiteCount)
+		return m_isBombsiteClear[ zoneIndex ];
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Initialize our knowledge of the number and location of hostages
+ */
+void CSGameState::InitializeHostageInfo( void )
+{
+	m_hostageCount = 0;
+	m_allHostagesRescued = false;
+	m_haveSomeHostagesBeenTaken = false;
+
+	for( int i=0; i<g_Hostages.Count(); ++i )
+	{
+		m_hostage[ m_hostageCount ].hostage = g_Hostages[i];
+		m_hostage[ m_hostageCount ].knownPos = g_Hostages[i]->GetAbsOrigin();
+		m_hostage[ m_hostageCount ].isValid = true;
+		m_hostage[ m_hostageCount ].isAlive = true;
+		m_hostage[ m_hostageCount ].isFree = true;
+		++m_hostageCount;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return the closest free and live hostage
+ * If we are a CT this information is perfect. 
+ * Otherwise, this is based on our individual memory of the game state.
+ * If NULL is returned, we don't think there are any hostages left, or we dont know where they are.
+ * NOTE: a T can remember a hostage who has died.  knowPos will be filled in, but NULL will be
+ *       returned, since CHostages get deleted when they die.
+ */
+CHostage *CSGameState::GetNearestFreeHostage( Vector *knowPos ) const
+{
+	if (m_owner == NULL)
+		return NULL;
+
+	CNavArea *startArea = m_owner->GetLastKnownArea();
+	if (startArea == NULL)
+		return NULL;
+
+	CHostage *close = NULL;
+	Vector closePos( 0, 0, 0 );
+	float closeDistance = 9999999999.9f;
+
+	for( int i=0; i<m_hostageCount; ++i )
+	{
+		CHostage *hostage = m_hostage[i].hostage;
+		Vector hostagePos;
+
+		if (m_owner->GetTeamNumber() == TEAM_CT)
+		{
+			// we know exactly where the hostages are, and if they are alive
+			if (!m_hostage[i].hostage || !m_hostage[i].hostage->IsValid())
+				continue;
+
+			if (m_hostage[i].hostage->IsFollowingSomeone())
+				continue;
+
+			hostagePos = m_hostage[i].hostage->GetAbsOrigin();
+		}
+		else
+		{
+			// use our memory of where we think the hostages are
+			if (m_hostage[i].isValid == false)
+				continue;
+
+			hostagePos = m_hostage[i].knownPos;
+		}
+
+		CNavArea *hostageArea = TheNavMesh->GetNearestNavArea( hostagePos );
+		if (hostageArea)
+		{
+			ShortestPathCost cost;
+			float travelDistance = NavAreaTravelDistance( startArea, hostageArea, cost );
+
+			if (travelDistance >= 0.0f && travelDistance < closeDistance)
+			{
+				closeDistance = travelDistance;
+				closePos = hostagePos; 
+				close = hostage;
+			}
+		}
+	}
+
+	// return where we think the hostage is
+	if (knowPos && close)
+		*knowPos = closePos;
+
+	return close;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return the location of a "free" hostage, or NULL if we dont know of any
+ */
+const Vector *CSGameState::GetRandomFreeHostagePosition( void ) const
+{
+	if (m_owner == NULL)
+		return NULL;
+
+	static Vector freePos[ MAX_HOSTAGES ];
+	int freeCount = 0;
+	
+	for( int i=0; i<m_hostageCount; ++i )
+	{
+		const HostageInfo *info = &m_hostage[i];
+
+		if (m_owner->GetTeamNumber() == TEAM_CT)
+		{
+			// we know exactly where the hostages are, and if they are alive
+			if (!info->hostage || !info->hostage->IsAlive())
+				continue;
+
+			// escorted hostages are not "free"
+			if (info->hostage->IsFollowingSomeone())
+				continue;
+
+			freePos[ freeCount++ ] = info->hostage->GetAbsOrigin();
+		}
+		else
+		{
+			// use our memory of where we think the hostages are
+			if (info->isValid == false)
+				continue;
+
+			freePos[ freeCount++ ] = info->knownPos;
+		}
+	}
+
+	if (freeCount)
+	{
+		return &freePos[ RandomInt( 0, freeCount-1 ) ];
+	}
+
+	return NULL;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * If we can see any of the positions where we think a hostage is, validate it
+ * Return status of any changes (a hostage died or was moved)
+ */
+unsigned char CSGameState::ValidateHostagePositions( void )
+{
+	// limit how often we validate
+	if (!m_validateInterval.IsElapsed())
+		return NO_CHANGE;
+
+	const float validateInterval = 0.5f;
+	m_validateInterval.Start( validateInterval );
+
+
+	// check the status of hostages
+	unsigned char status = NO_CHANGE;
+
+	int i;
+	int startValidCount = 0;
+	for( i=0; i<m_hostageCount; ++i )
+		if (m_hostage[i].isValid)
+			++startValidCount;
+
+	for( i=0; i<m_hostageCount; ++i )
+	{
+		HostageInfo *info = &m_hostage[i];
+
+		if  (!info->hostage )
+			continue;
+
+		// if we can see a hostage, update our knowledge of it
+		Vector pos = info->hostage->GetAbsOrigin() + Vector( 0, 0, HalfHumanHeight );
+		if (m_owner->IsVisible( pos, CHECK_FOV ))
+		{
+			if (info->hostage->IsAlive())
+			{
+				// live hostage
+
+				// if hostage is being escorted by a CT, we don't "see" it, we see the CT
+				if (info->hostage->IsFollowingSomeone())
+				{
+					info->isValid = false;
+				}
+				else
+				{
+					info->knownPos = info->hostage->GetAbsOrigin();
+					info->isValid = true;
+				}
+			}
+			else
+			{
+				// dead hostage
+
+				// if we thought it was alive, this is news to us
+				if (info->isAlive)
+					status |= HOSTAGE_DIED;
+
+				info->isAlive = false;
+				info->isValid = false;
+			}
+
+			continue;
+		}
+
+		// if we dont know where this hostage is, nothing to validate
+		if (!info->isValid)
+			continue;
+
+		// can't directly see this hostage
+		// check line of sight to where we think this hostage is, to see if we noticed that is has moved
+		pos = info->knownPos + Vector( 0, 0, HalfHumanHeight );
+		if (m_owner->IsVisible( pos, CHECK_FOV ))
+		{
+			// we can see where we thought the hostage was - verify it is still there and alive
+
+			if (!info->hostage->IsValid())
+			{
+				// since we have line of sight to an invalid hostage, it must be dead
+				// discovered that hostage has been killed
+				status |= HOSTAGE_DIED;
+				info->isAlive = false;
+				info->isValid = false;
+				continue;
+			}
+
+			if (info->hostage->IsFollowingSomeone())
+			{
+				// discovered the hostage has been taken
+				status |= HOSTAGE_GONE;
+				info->isValid = false;
+				continue;
+			}
+
+			const float tolerance = 50.0f;
+			if ((info->hostage->GetAbsOrigin() - info->knownPos).IsLengthGreaterThan( tolerance ))
+			{
+				// discovered that hostage has been moved
+				status |= HOSTAGE_GONE;
+				info->isValid = false;
+				continue;
+			}
+		}
+	}
+
+	int endValidCount = 0;
+	for( i=0; i<m_hostageCount; ++i )
+		if (m_hostage[i].isValid)
+			++endValidCount;
+
+	if (endValidCount == 0 && startValidCount > 0)
+	{
+		// we discovered all the hostages are gone
+		status &= ~HOSTAGE_GONE;
+		status |= HOSTAGES_ALL_GONE;
+	}
+
+	return status;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return the nearest visible free hostage
+ * Since we can actually see any hostage we return, we know its actual position
+ */
+CHostage *CSGameState::GetNearestVisibleFreeHostage( void ) const
+{
+	CHostage *close = NULL;
+	float closeRangeSq = 999999999.9f;
+	float rangeSq;
+
+	Vector pos;
+	Vector myOrigin = GetCentroid( m_owner );
+
+	for( int i=0; i<m_hostageCount; ++i )
+	{
+		const HostageInfo *info = &m_hostage[i];
+
+		if ( !info->hostage )
+			continue;
+
+		// if the hostage is dead or rescued, its not free
+		if (!info->hostage->IsAlive())
+			continue;
+
+		// if this hostage is following someone, its not free
+		if (info->hostage->IsFollowingSomeone())
+			continue;
+
+		/// @todo Use travel distance here
+		pos = info->hostage->GetAbsOrigin();
+		rangeSq = (pos - myOrigin).LengthSqr();
+
+		if (rangeSq < closeRangeSq)
+		{
+			if (!m_owner->IsVisible( pos ))
+				continue;
+
+			close = info->hostage;
+			closeRangeSq = rangeSq;
+		}
+	}
+
+	return close;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Return true if there are no free hostages
+ */
+bool CSGameState::AreAllHostagesBeingRescued( void ) const
+{
+	// if the hostages have all been rescued, they are not being rescued any longer
+	if (m_allHostagesRescued)
+		return false;
+
+	bool isAllDead = true;
+
+	for( int i=0; i<m_hostageCount; ++i )
+	{
+		const HostageInfo *info = &m_hostage[i];
+
+		if (m_owner->GetTeamNumber() == TEAM_CT)
+		{
+			// CT's have perfect knowledge via their radar
+			if (info->hostage && info->hostage->IsValid())
+			{
+				if (!info->hostage->IsFollowingSomeone())
+					return false;
+
+				isAllDead = false;
+			}
+		}
+		else
+		{
+			if (info->isValid && info->isAlive)
+				return false;
+
+			if (info->isAlive)
+				isAllDead = false;
+		}
+	}	
+
+	// if all of the remaining hostages are dead, they arent being rescued
+	if (isAllDead)
+		return false;
+
+	return true;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * All hostages have been rescued or are dead
+ */
+bool CSGameState::AreAllHostagesGone( void ) const
+{
+	if (m_allHostagesRescued)
+		return true;
+
+	// do we know that all the hostages are dead
+	for( int i=0; i<m_hostageCount; ++i )
+	{
+		const HostageInfo *info = &m_hostage[i];
+
+		if (m_owner->GetTeamNumber() == TEAM_CT)
+		{
+			// CT's have perfect knowledge via their radar
+			if (info->hostage && info->hostage->IsAlive())
+				return false;
+		}
+		else
+		{
+			if (info->isValid && info->isAlive)
+				return false;
+		}
+	}	
+
+	return true;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Someone told us all the hostages are gone
+ */
+void CSGameState::AllHostagesGone( void )
+{
+	for( int i=0; i<m_hostageCount; ++i )
+		m_hostage[i].isValid = false;
+}
+

game/server/cstrike15/bot/cs_gamestate.h

@@ -0,0 +1,151 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#ifndef _GAME_STATE_H_
+#define _GAME_STATE_H_
+
+
+#include "bot_util.h"
+
+
+class CHostage;
+class CCSBot;
+
+/**
+ * This class represents the game state as known by a particular bot
+ */
+class CSGameState
+{
+public:
+	CSGameState( CCSBot *owner );
+
+	void Reset( void );
+
+	// Event handling
+	void OnHostageRescuedAll( IGameEvent *event );
+	void OnRoundEnd( IGameEvent *event );
+	void OnRoundStart( IGameEvent *event );
+	void OnBombPlanted( IGameEvent *event );
+	void OnBombDefused( IGameEvent *event );
+	void OnBombExploded( IGameEvent *event );
+
+	bool IsRoundOver( void ) const;								///< true if round has been won or lost (but not yet reset)
+
+	// bomb defuse scenario -----------------------------------------------------------------------------
+
+	enum BombState
+	{
+		MOVING,					///< being carried by a Terrorist
+		LOOSE,					///< loose on the ground somewhere
+		PLANTED,				///< planted and ticking
+		DEFUSED,				///< the bomb has been defused
+		EXPLODED				///< the bomb has exploded
+	};
+
+	bool IsBombMoving( void ) const						{ return (m_bombState == MOVING); }
+	bool IsBombLoose( void ) const						{ return (m_bombState == LOOSE); }
+	bool IsBombPlanted( void ) const					{ return (m_bombState == PLANTED); }
+	bool IsBombDefused( void ) const					{ return (m_bombState == DEFUSED); }
+	bool IsBombExploded( void ) const					{ return (m_bombState == EXPLODED); }
+
+	void UpdateLooseBomb( const Vector &pos );					///< we see the loose bomb
+	float TimeSinceLastSawLooseBomb( void ) const;				///< how long has is been since we saw the loose bomb
+	bool IsLooseBombLocationKnown( void ) const;				///< do we know where the loose bomb is
+
+	void UpdateBomber( const Vector &pos );						///< we see the bomber
+	float TimeSinceLastSawBomber( void ) const;					///< how long has is been since we saw the bomber
+
+	void UpdatePlantedBomb( const Vector &pos );				///< we see the planted bomb
+	bool IsPlantedBombLocationKnown( void ) const;				///< do we know where the bomb was planted
+	void MarkBombsiteAsPlanted( int zoneIndex );				///< mark bombsite as the location of the planted bomb
+
+	enum { UNKNOWN = -1 };
+	int GetPlantedBombsite( void ) const;						///< return the zone index of the planted bombsite, or UNKNOWN
+	bool IsAtPlantedBombsite( void ) const;						///< return true if we are currently in the bombsite where the bomb is planted
+
+	int GetNextBombsiteToSearch( void );						///< return the zone index of the next bombsite to search
+	bool IsBombsiteClear( int zoneIndex ) const;				///< return true if given bombsite has been cleared
+	void ClearBombsite( int zoneIndex );						///< mark bombsite as clear
+
+	const Vector *GetBombPosition( void ) const;				///< return where we think the bomb is, or NULL if we don't know
+	
+	// hostage rescue scenario ------------------------------------------------------------------------
+	CHostage *GetNearestFreeHostage( Vector *knowPos = NULL ) const;	///< return the closest free hostage, and where we think it is (knowPos)
+	const Vector *GetRandomFreeHostagePosition( void ) const;
+	bool AreAllHostagesBeingRescued( void ) const;				///< return true if there are no free hostages
+	bool AreAllHostagesGone( void ) const;						///< all hostages have been rescued or are dead
+	void AllHostagesGone( void );								///< someone told us all the hostages are gone
+	bool HaveSomeHostagesBeenTaken( void ) const				///< return true if one or more hostages have been moved by the CT's
+	{
+		return m_haveSomeHostagesBeenTaken;
+	}
+	void HostageWasTaken( void )								///< someone told us a CT is talking to a hostage
+	{
+		m_haveSomeHostagesBeenTaken = true;
+	}
+
+	CHostage *GetNearestVisibleFreeHostage( void ) const;
+
+	enum ValidateStatusType
+	{ 
+		NO_CHANGE = 0x00,
+		HOSTAGE_DIED = 0x01,
+		HOSTAGE_GONE = 0x02,
+		HOSTAGES_ALL_GONE = 0x04
+	};
+	unsigned char ValidateHostagePositions( void );				///< update our knowledge with what we currently see - returns bitflag events
+
+	BombState GetBombState( void ) const			{ return m_bombState; }
+private:
+	CCSBot *m_owner;											///< who owns this gamestate
+
+	bool m_isRoundOver;											///< true if round is over, but no yet reset
+
+	// bomb defuse scenario ---------------------------------------------------------------------------
+	void SetBombState( BombState state );
+
+	BombState m_bombState;										///< what we think the bomb is doing
+
+	IntervalTimer m_lastSawBomber;
+	Vector m_bomberPos;
+
+	IntervalTimer m_lastSawLooseBomb;
+	Vector m_looseBombPos;
+
+	bool m_isBombsiteClear[ CCSBotManager::MAX_ZONES ];			///< corresponds to zone indices in CCSBotManager
+	int m_bombsiteSearchOrder[ CCSBotManager::MAX_ZONES ];		///< randomized order of bombsites to search
+	int m_bombsiteCount;
+	int m_bombsiteSearchIndex;									///< the next step in the search
+
+	int m_plantedBombsite;										///< zone index of the bombsite where the planted bomb is
+	
+	bool m_isPlantedBombPosKnown;								///< if true, we know the exact location of the bomb
+	Vector m_plantedBombPos;
+
+	// hostage rescue scenario ------------------------------------------------------------------------
+	struct HostageInfo
+	{
+		CHandle<CHostage> hostage;
+		Vector knownPos;
+		bool isValid;
+		bool isAlive;
+		bool isFree;		///< not being escorted by a CT
+	}
+	m_hostage[ MAX_HOSTAGES ];
+	int m_hostageCount;											///< number of hostages left in map
+	CountdownTimer m_validateInterval;
+
+	CBaseEntity *GetNearestHostage( void ) const;				///< return the closest live hostage
+	void InitializeHostageInfo( void );							///< initialize our knowledge of the number and location of hostages
+
+	bool m_allHostagesRescued;
+	bool m_haveSomeHostagesBeenTaken;							///< true if a hostage has been moved by a CT (and we've seen it)
+};
+
+#endif // _GAME_STATE_

game/server/cstrike15/bot/states/cs_bot_attack.cpp

@@ -0,0 +1,732 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//
+// Various tweakable parameters which control overall bot behavior.
+// Note[pmf]: I moved them all to the top of the file together so it's easier to get a sense of how they interact
+//
+const float crouchFarRange = 750.0f;	// 50% (increased) chance to crouch when enemy is farther than this
+const float hysterisRange = 125.0f;		// (+/-) m_combatRange, used to control dodging
+const float dodgeRange = 2000.0f;		// maximum range from enemy to consider dodging
+const float jumpChance = 33.3f;			// chance of low-skill to jump when first engaging the enemy (if they are moving)
+const float lookAheadRange = 30.0f;		// how far L/R to consider whether we can fall while strafing
+const float sniperMinRange = 160.0f;	// what distance to switch to pistol if enemy is too close. Must be larger than NO_ZOOM range in AdjustZoom()
+const float shotgunMaxRange = 600.0f;	// what distance to switch to pistol if enemy is too far
+const float slashRange = 70.0f;			// when using knife, repath to enemy if they are farther than this
+const float repathInterval = 0.5f;
+const float repathRange = 100.0f;		// repath when enemy has moved this far from our current path endpoint
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Begin attacking
+ */
+void AttackState::OnEnter( CCSBot *me )
+{
+	CBasePlayer *enemy = me->GetBotEnemy();
+
+	// store our posture when the attack began
+	me->PushPostureContext();
+
+	me->DestroyPath();
+
+	// if we are using a knife, try to sneak up on the enemy
+	if (enemy && me->IsUsingKnife() && !me->IsPlayerFacingMe( enemy ))
+		me->Walk();
+	else
+		me->Run();
+
+	me->GetOffLadder();
+	me->ResetStuckMonitor();
+
+	m_repathTimer.Invalidate();
+	m_haveSeenEnemy = me->IsEnemyVisible();
+	m_nextDodgeStateTimestamp = 0.0f;
+	m_firstDodge = true;
+	m_isEnemyHidden = false;
+	m_reacquireTimestamp = 0.0f;
+
+	m_pinnedDownTimestamp = gpGlobals->curtime + RandomFloat( 7.0f, 10.0f );
+
+	m_shieldToggleTimestamp = gpGlobals->curtime + RandomFloat( 2.0f, 10.0f );
+	m_shieldForceOpen = false;
+
+	// if we encountered someone while escaping, grab our weapon and fight!
+	if (me->IsEscapingFromBomb())
+		me->EquipBestWeapon();
+
+	if (me->IsUsingKnife())
+	{
+		// can't crouch and hold with a knife
+		m_crouchAndHold = false;
+		me->StandUp();
+	}
+	else if (me->CanSeeSniper() && !me->IsSniper())
+	{
+		// don't sit still if we see a sniper!
+		m_crouchAndHold = false;
+		me->StandUp();
+	}
+	else
+	{
+		// decide whether to crouch where we are, or run and gun (if we havent already - see CCSBot::Attack())
+		if (!m_crouchAndHold)
+		{
+			if (enemy)
+			{
+				float crouchChance;
+				
+				// more likely to crouch if using sniper rifle or if enemy is far away
+				if (me->IsUsingSniperRifle())
+					crouchChance = 50.0f;
+				else if ((GetCentroid( me ) - GetCentroid( enemy )).IsLengthGreaterThan( crouchFarRange ))
+					crouchChance = 50.0f;
+				else
+					crouchChance = 20.0f * (1.0f - me->GetProfile()->GetAggression());
+
+				if (RandomFloat( 0.0f, 100.0f ) < crouchChance)
+				{
+					// make sure we can still see if we crouch
+					trace_t result;
+
+					Vector origin = GetCentroid( me );
+					if (!me->IsCrouching())
+					{
+						// we are standing, adjust for lower crouch origin
+						origin.z -= 20.0f;
+					}
+
+					UTIL_TraceLine( origin, enemy->EyePosition(), MASK_PLAYERSOLID, me, COLLISION_GROUP_NONE, &result );
+
+					if (result.fraction == 1.0f)
+					{
+						m_crouchAndHold = true;
+					}
+				}
+			}
+		}
+
+		if (m_crouchAndHold)
+		{
+			me->Crouch();
+			me->PrintIfWatched( "Crouch and hold attack!\n" ); 
+		}
+	}
+
+	m_scopeTimestamp = 0;
+	m_didAmbushCheck = false;
+
+	float skill = me->GetProfile()->GetSkill();
+
+	// tendency to dodge is proportional to skill
+	float dodgeChance = 80.0f * skill;
+
+	// high skill bots always dodge if outnumbered, or they see a sniper
+	if (skill > 0.5f && (me->IsOutnumbered() || me->CanSeeSniper()))
+	{
+		dodgeChance = 100.0f;
+	}
+
+	m_shouldDodge = (RandomFloat( 0, 100 ) <= dodgeChance);
+
+	// decide whether we might bail out of this fight
+	m_isCoward = (RandomFloat( 0, 100 ) > 100.0f * me->GetProfile()->GetAggression());
+
+	// HEAVY BOTS: If we have heavy armor, attack differently
+	if ( me->HasHeavyArmor() )
+	{
+		m_isCoward = m_shouldDodge = false;
+		me->Walk();
+		m_pinnedDownTimestamp = gpGlobals->curtime + 60*60;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * When we are done attacking, this is invoked
+ */
+void AttackState::StopAttacking( CCSBot *me )
+{
+	if (me->GetTask() == CCSBot::SNIPING)
+	{
+		// stay in our hiding spot
+		me->Hide( me->GetLastKnownArea(), -1.0f, 50.0f );
+	}
+	else
+	{
+		me->StopAttacking();
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Do dodge behavior
+ */
+void AttackState::Dodge( CCSBot *me )
+{
+	//
+	// Dodge.
+	// If sniping or crouching, stand still.
+	//
+	if (m_shouldDodge && !me->IsUsingSniperRifle() && !m_crouchAndHold)
+	{
+		CBasePlayer *enemy = me->GetBotEnemy();
+		if (enemy == NULL)
+		{
+			return;
+		}
+
+		Vector toEnemy = enemy->GetAbsOrigin() - me->GetAbsOrigin();
+		float range = toEnemy.Length();
+
+		float minRange = me->GetCombatRange() - hysterisRange;
+		float maxRange = me->GetCombatRange() + hysterisRange;
+
+		if (me->IsUsingKnife())
+		{
+			// dodge when far away if armed only with a knife
+			maxRange = 999999.9f;
+		}
+
+		// move towards (or away from) enemy if we are using a knife, behind a corner, or we aren't very skilled
+		if (me->GetProfile()->GetSkill() < 0.66f || !me->IsEnemyVisible())
+		{
+			if (range > maxRange)
+				me->MoveForward();
+			else if (range < minRange)
+				me->MoveBackward();
+		}
+
+		// don't dodge if enemy is facing away
+		if (!me->CanSeeSniper() && (range > dodgeRange || !me->IsPlayerFacingMe( enemy )))
+		{
+			m_dodgeState = STEADY_ON;
+			m_nextDodgeStateTimestamp = 0.0f;
+		}
+		else if (gpGlobals->curtime >= m_nextDodgeStateTimestamp)
+		{
+			int next;
+
+			// high-skill bots keep moving and don't jump if they see a sniper
+			if (me->GetProfile()->GetSkill() > 0.5f && me->CanSeeSniper())
+			{
+				// juke back and forth
+				if (m_firstDodge)
+				{
+					next = (RandomInt( 0, 100 ) < 50) ? SLIDE_RIGHT : SLIDE_LEFT;
+				}
+				else
+				{
+					next = (m_dodgeState == SLIDE_LEFT) ? SLIDE_RIGHT : SLIDE_LEFT;
+				}
+			}
+			else
+			{
+				// select next dodge state that is different that our current one
+				do
+				{
+					// low-skill bots may jump when first engaging the enemy (if they are moving)
+					if (m_firstDodge && me->GetProfile()->GetSkill() < 0.5f && RandomFloat( 0, 100 ) < jumpChance && !me->IsNotMoving())
+						next = RandomInt( 0, NUM_ATTACK_STATES-1 );
+					else
+						next = RandomInt( 0, NUM_ATTACK_STATES-2 );
+				}
+				while( !m_firstDodge && next == m_dodgeState );
+			}
+
+			m_dodgeState = (DodgeStateType)next;
+			m_nextDodgeStateTimestamp = gpGlobals->curtime + RandomFloat( 0.3f, 1.0f );
+			m_firstDodge = false;
+		}
+
+
+		Vector forward, right;
+		me->EyeVectors( &forward, &right );
+
+		float ground;
+
+		switch( m_dodgeState )
+		{
+			case STEADY_ON:
+			{
+				break;
+			}
+
+			case SLIDE_LEFT:
+			{
+				// don't move left if we will fall
+				Vector pos = me->GetAbsOrigin() - (lookAheadRange * right);
+
+				if (me->GetSimpleGroundHeightWithFloor( pos, &ground ))
+				{
+					if (me->GetAbsOrigin().z - ground < StepHeight)
+					{
+						me->StrafeLeft();
+					}
+				}
+				break;
+			}
+
+			case SLIDE_RIGHT:
+			{
+				// don't move left if we will fall
+				Vector pos = me->GetAbsOrigin() + (lookAheadRange * right);
+
+				if (me->GetSimpleGroundHeightWithFloor( pos, &ground ))
+				{
+					if (me->GetAbsOrigin().z - ground < StepHeight)
+					{
+						me->StrafeRight();
+					}
+				}
+				break;
+			}
+
+			case JUMP:
+			{
+				if (me->m_isEnemyVisible)
+				{
+					me->Jump();
+				}
+				break;
+			}
+		}
+	}
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Perform attack behavior
+ */
+void AttackState::OnUpdate( CCSBot *me )
+{
+	// can't be stuck while attacking
+	me->ResetStuckMonitor();
+
+	// if we somehow ended up with the C4 or a grenade in our hands, grab our weapon!
+	CWeaponCSBase *weapon = me->GetActiveCSWeapon();
+	if (weapon && !CSGameRules()->IsPlayingCoopMission())
+	{
+		if (weapon->GetCSWeaponID() == WEAPON_C4 || 
+			weapon->GetCSWeaponID() == WEAPON_HEGRENADE || 
+			weapon->GetCSWeaponID() == WEAPON_FLASHBANG ||
+			weapon->GetCSWeaponID() == WEAPON_SMOKEGRENADE ||
+			weapon->GetCSWeaponID() == WEAPON_MOLOTOV ||
+			weapon->GetCSWeaponID() == WEAPON_INCGRENADE ||
+			weapon->GetCSWeaponID() == WEAPON_DECOY ||
+			weapon->GetCSWeaponID() == WEAPON_TAGRENADE )
+		{
+			me->EquipBestWeapon();
+		}
+	}
+
+	CBasePlayer *enemy = me->GetBotEnemy();
+	if (enemy == NULL)
+	{
+		StopAttacking( me );
+		return;
+	}
+
+	Vector myOrigin = GetCentroid( me );
+	Vector enemyOrigin = GetCentroid( enemy );
+
+	// keep track of whether we have seen our enemy at least once yet
+	if (!m_haveSeenEnemy)
+		m_haveSeenEnemy = me->IsEnemyVisible();
+
+
+	//
+	// Retreat check
+	// Do not retreat if the enemy is too close
+	//
+	if (m_retreatTimer.IsElapsed())
+	{
+		// If we've been fighting this battle for awhile, we're "pinned down" and
+		// need to do something else.
+		// If we are outnumbered, retreat.
+		// If we see a sniper and we aren't a sniper, retreat.
+
+		bool isPinnedDown = (gpGlobals->curtime > m_pinnedDownTimestamp);
+
+		if (isPinnedDown || 
+			(me->CanSeeSniper() && !me->IsSniper()) ||
+			(me->IsOutnumbered() && m_isCoward) || 
+			(me->OutnumberedCount() >= 2 && me->GetProfile()->GetAggression() < 1.0f))
+		{
+			// only retreat if at least one of them is aiming at me
+			if (me->IsAnyVisibleEnemyLookingAtMe( CHECK_FOV ))
+			{
+				// tell our teammates our plight
+				if (isPinnedDown)
+					me->GetChatter()->PinnedDown();
+				else if (!me->CanSeeSniper())
+					me->GetChatter()->Scared();
+
+				m_retreatTimer.Start( RandomFloat( 3.0f, 15.0f ) );
+
+				// try to retreat
+				if (me->TryToRetreat())
+				{
+					// if we are a sniper, equip our pistol so we can fire while retreating
+					/*
+					if (me->IsUsingSniperRifle())
+					{
+						// wait a moment to allow one last shot
+						me->Wait( 0.5f );
+						//me->EquipPistol();
+					}
+					*/
+
+					// request backup if outnumbered
+					if (me->IsOutnumbered())
+					{
+						me->GetChatter()->NeedBackup();
+					}
+				}
+				else	
+				{
+					me->PrintIfWatched( "I want to retreat, but no safe spots nearby!\n" );
+				}
+			}
+		}
+	}
+
+	//
+	// Knife fighting
+	// We need to pathfind right to the enemy to cut him
+	//
+	if (me->IsUsingKnife())
+	{
+		// can't crouch and hold with a knife
+		m_crouchAndHold = false;
+		me->StandUp();
+
+		// if we are using a knife and our prey is looking towards us, run at him
+		if (me->IsPlayerFacingMe( enemy ))
+		{
+			me->ForceRun( 5.0f );
+			me->Hurry( 10.0f );
+		}
+
+		// slash our victim
+		me->FireWeaponAtEnemy();
+
+		// if toe to toe with our enemy, don't dodge, just slash
+		if ((enemy->GetAbsOrigin() - me->GetAbsOrigin()).IsLengthGreaterThan( slashRange ))
+		{
+			// if our victim has moved, repath
+			bool repath = false;
+			if (me->HasPath())
+			{
+				if ((me->GetPathEndpoint() - enemy->GetAbsOrigin()).IsLengthGreaterThan( repathRange ))
+				{
+					repath = true;
+				}
+			}
+			else
+			{
+				repath = true;
+			}
+
+			if (repath && m_repathTimer.IsElapsed())
+			{
+				Vector enemyPos = enemy->GetAbsOrigin() + Vector( 0, 0, HalfHumanHeight );
+				me->ComputePath( enemyPos, FASTEST_ROUTE );
+				m_repathTimer.Start( repathInterval );
+			}
+
+			// move towards victim
+			if (me->UpdatePathMovement( NO_SPEED_CHANGE ) != CCSBot::PROGRESSING)
+			{
+				me->DestroyPath();
+			}
+		}
+
+		return;
+	}
+
+
+
+	//
+	// Simple shield usage
+	//
+	if (me->HasShield())
+	{
+		if (me->IsEnemyVisible() && !m_shieldForceOpen)
+		{
+			if (!me->IsRecognizedEnemyReloading() && !me->IsReloading() && me->IsPlayerLookingAtMe( enemy ))
+			{
+				// close up - enemy is pointing his gun at us
+				if (!me->IsProtectedByShield())
+					me->SecondaryAttack();
+			}
+			else
+			{
+				// enemy looking away or reloading his weapon - open up and shoot him
+				if (me->IsProtectedByShield())
+					me->SecondaryAttack();
+			}
+		}
+		else
+		{
+			// can't see enemy, open up
+			if (me->IsProtectedByShield())
+				me->SecondaryAttack();
+		}
+
+		if (gpGlobals->curtime > m_shieldToggleTimestamp)
+		{
+			m_shieldToggleTimestamp = gpGlobals->curtime + RandomFloat( 0.5, 2.0f );
+
+			// toggle shield force open
+			m_shieldForceOpen = !m_shieldForceOpen;
+		}
+	}
+
+
+	// check if our weapon range is bad and we should switch to pistol
+	if (me->IsUsingSniperRifle())
+	{
+		// if we have a sniper rifle and our enemy is too close, switch to pistol
+		if ((enemyOrigin - myOrigin).IsLengthLessThan( sniperMinRange ))
+			me->EquipPistol();
+	}
+	else if (me->IsUsingShotgun())
+	{
+		// if we have a shotgun equipped and enemy is too far away, switch to pistol
+		if ((enemyOrigin - myOrigin).IsLengthGreaterThan( shotgunMaxRange ))
+			me->EquipPistol();
+	}
+
+	// if we're sniping, look through the scope - need to do this here in case a reload resets our scope
+	if (me->IsUsingSniperRifle())
+	{
+		// for Scouts and AWPs, we need to wait for zoom to resume
+		if (me->m_bResumeZoom)
+		{
+			m_scopeTimestamp = gpGlobals->curtime;
+			return;
+		}
+
+		Vector toAimSpot3D = me->m_targetSpot - myOrigin;
+		float targetRange = toAimSpot3D.Length();
+
+		// dont adjust zoom level if we're already zoomed in - just fire
+		if (me->GetZoomLevel() == CCSBot::NO_ZOOM && me->AdjustZoom( targetRange ))
+			m_scopeTimestamp = gpGlobals->curtime;
+	
+		const float waitScopeTime = 0.3f + me->GetProfile()->GetReactionTime();
+		if (gpGlobals->curtime - m_scopeTimestamp < waitScopeTime)
+		{
+			// force us to wait until zoomed in before firing
+			return;
+		}
+	}
+
+	// see if we "notice" that our prey is dead
+	if (me->IsAwareOfEnemyDeath())
+	{
+		// let team know if we killed the last enemy
+		if (me->GetLastVictimID() == enemy->entindex() && me->GetNearbyEnemyCount() <= 1)
+		{
+			me->GetChatter()->KilledMyEnemy( enemy->entindex() );
+
+			// if there are other enemies left, wait a moment - they usually come in groups
+			if (me->GetEnemiesRemaining())
+			{
+				me->Wait( RandomFloat( 1.0f, 3.0f ) );
+			}
+		}
+
+		StopAttacking( me );
+		return;
+	}
+
+	float notSeenEnemyTime = gpGlobals->curtime - me->GetLastSawEnemyTimestamp();
+
+	// if we haven't seen our enemy for a moment, continue on if we dont want to fight, or decide to ambush if we do
+	if (!me->IsEnemyVisible())
+	{
+		// attend to nearby enemy gunfire
+		if (notSeenEnemyTime > 0.5f && me->CanHearNearbyEnemyGunfire())
+		{
+			// give up the attack, since we didn't want it in the first place
+			StopAttacking( me );
+
+			const Vector *pos = me->GetNoisePosition();
+			if (pos)
+			{
+				me->SetLookAt( "Nearby enemy gunfire", *pos, PRIORITY_HIGH, 0.0f );
+				me->PrintIfWatched( "Checking nearby threatening enemy gunfire!\n" );
+				return;
+			}
+		}
+
+		// check if we have lost track of our enemy during combat
+		if (notSeenEnemyTime > 0.25f)
+		{
+			m_isEnemyHidden = true;
+		}
+					
+
+		if (notSeenEnemyTime > 0.1f)
+		{
+			if (me->GetDisposition() == CCSBot::ENGAGE_AND_INVESTIGATE)
+			{
+				// decide whether we should hide and "ambush" our enemy
+				if (m_haveSeenEnemy && !m_didAmbushCheck)
+				{
+					float hideChance = 33.3f;
+
+					if (RandomFloat( 0.0, 100.0f ) < hideChance)
+					{
+						float ambushTime = RandomFloat( 3.0f, 15.0f );
+
+						// hide in ambush nearby
+						/// @todo look towards where we know enemy is
+						const Vector *spot = FindNearbyRetreatSpot( me, 200.0f );
+						if (spot)
+						{
+							me->IgnoreEnemies( 1.0f );
+
+							me->Run();
+							me->StandUp();
+							me->Hide( *spot, ambushTime, true );
+							return;
+						}
+					}
+
+					// don't check again
+					m_didAmbushCheck = true;
+				}
+			}
+			else
+			{
+				// give up the attack, since we didn't want it in the first place
+				StopAttacking( me );
+				return;
+			}
+		}
+	}
+	else
+	{
+		// we can see the enemy again - reset our ambush check
+		m_didAmbushCheck = false;
+
+		// if the enemy is coming out of hiding, we need time to react
+		if (m_isEnemyHidden)
+		{
+			m_reacquireTimestamp = gpGlobals->curtime + me->GetProfile()->GetReactionTime();
+			m_isEnemyHidden = false;
+		}
+	}
+
+
+	// if we haven't seen our enemy for a long time, chase after them
+	float chaseTime = 2.0f + 2.0f * (1.0f - me->GetProfile()->GetAggression());
+
+	// if we are sniping, be very patient
+	if (me->IsUsingSniperRifle())
+		chaseTime += 3.0f;
+	else if (me->IsCrouching())	// if we are crouching, be a little patient
+		chaseTime += 1.0f;
+
+	// if we can't see the enemy, and have either seen him but currently lost sight of him, 
+	// or haven't yet seen him, chase after him (unless we are a sniper)
+	if (!me->IsEnemyVisible() && (notSeenEnemyTime > chaseTime || !m_haveSeenEnemy))
+	{
+		// snipers don't chase their prey - they wait for their prey to come to them
+		if ( CSGameRules()->IsPlayingCoopGuardian() == false && me->GetTask() == CCSBot::SNIPING  )
+		{
+			StopAttacking( me );
+			return;
+		}
+		else
+		{
+			// move to last known position of enemy
+			me->SetTask( CCSBot::MOVE_TO_LAST_KNOWN_ENEMY_POSITION, enemy );
+			me->MoveTo( me->GetLastKnownEnemyPosition() );
+			return;
+		}
+	}
+
+
+	// if we can't see our enemy at the moment, and were shot by
+	// a different visible enemy, engage them instead
+	const float hurtRecentlyTime = 3.0f;
+	if (!me->IsEnemyVisible() &&
+		me->GetTimeSinceAttacked() < hurtRecentlyTime &&
+		me->GetAttacker() &&
+		me->GetAttacker() != me->GetBotEnemy())
+	{
+		// if we can see them, attack, otherwise panic
+		if (me->IsVisible( me->GetAttacker(), CHECK_FOV ))
+		{
+			me->Attack( me->GetAttacker() );
+			me->PrintIfWatched( "Switching targets to retaliate against new attacker!\n" );
+		}
+		/*
+		 * Rethink this
+		else
+		{
+			me->Panic( me->GetAttacker() );
+			me->PrintIfWatched( "Panicking from crossfire while attacking!\n" );
+		}
+		*/
+
+		return;
+	}
+
+	if (true || gpGlobals->curtime > m_reacquireTimestamp)
+		me->FireWeaponAtEnemy();
+
+
+	// do dodge behavior
+	Dodge( me );
+	
+	if ( me->HasHeavyArmor() && me->GetBotEnemy() && me->IsEnemyVisible() )
+	{
+		me->MoveForward();
+		me->GetChatter()->DoPhoenixHeavyWakeTaunt();
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Finish attack
+ */
+void AttackState::OnExit( CCSBot *me )
+{
+	me->PrintIfWatched( "AttackState:OnExit()\n" );
+
+	m_crouchAndHold = false;
+
+	// clear any noises we heard during battle
+	me->ForgetNoise();
+	me->ResetStuckMonitor();
+
+	// resume our original posture
+	me->PopPostureContext();
+
+	// put shield away
+	if (me->IsProtectedByShield())
+		me->SecondaryAttack();
+
+
+	//me->StopAiming();
+}
+

game/server/cstrike15/bot/states/cs_bot_buy.cpp

@@ -0,0 +1,703 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_gamerules.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//--------------------------------------------------------------------------------------------------------------
+ConVar bot_loadout( "bot_loadout", "", FCVAR_CHEAT, "bots are given these items at round start" );
+ConVar bot_randombuy( "bot_randombuy", "0", FCVAR_CHEAT, "should bots ignore their prefered weapons and just buy weapons at random?" );
+ConVar bot_gungameselect_weapons_t( "bot_gungameselect_weapons_t", "deagle awp p90 ak47 sg556", 0, "the list of weapons that T bots start with in gun game select" );
+ConVar bot_gungameselect_weapons_ct( "bot_gungameselect_weapons_ct", "deagle awp p90 aug m4a1", 0, "the list of weapons that CT bots start with in gun game select" );
+ConVar sv_bot_buy_grenade_chance( "sv_bot_buy_grenade_chance", "33", FCVAR_RELEASE | FCVAR_GAMEDLL, "Chance bots will buy a grenade with leftover money (after prim, sec and armor). Input as percent (0-100.0)", true, 0.0f, true, 100.0f );
+
+ConVar sv_bot_buy_smoke_weight		( "sv_bot_buy_smoke_weight", "1", FCVAR_RELEASE | FCVAR_GAMEDLL, "Given a bot will buy a grenade, controls the odds of the grenade type. Proportional to all other sv_bot_buy_*_weight convars.", true, 0.0f, false, 0.0f );
+ConVar sv_bot_buy_flash_weight		( "sv_bot_buy_flash_weight", "1", FCVAR_RELEASE | FCVAR_GAMEDLL, "Given a bot will buy a grenade, controls the odds of the grenade type. Proportional to all other sv_bot_buy_*_weight convars.", true, 0.0f, false, 0.0f );
+ConVar sv_bot_buy_decoy_weight		( "sv_bot_buy_decoy_weight", "1", FCVAR_RELEASE | FCVAR_GAMEDLL, "Given a bot will buy a grenade, controls the odds of the grenade type. Proportional to all other sv_bot_buy_*_weight convars.", true, 0.0f, false, 0.0f );
+ConVar sv_bot_buy_molotov_weight	( "sv_bot_buy_molotov_weight", "1", FCVAR_RELEASE | FCVAR_GAMEDLL, "Given a bot will buy a grenade, controls the odds of the grenade type. Proportional to all other sv_bot_buy_*_weight convars.", true, 0.0f, false, 0.0f );
+ConVar sv_bot_buy_hegrenade_weight	( "sv_bot_buy_hegrenade_weight", "6", FCVAR_RELEASE | FCVAR_GAMEDLL, "Given a bot will buy a grenade, controls the odds of the grenade type. Proportional to all other sv_bot_buy_*_weight convars.", true, 0.0f, false, 0.0f );
+
+struct { const ConVar *cv; const char* szName; } g_GrenadeWeights[] =
+{
+	{ &sv_bot_buy_smoke_weight, "smokegrenade" },
+	{ &sv_bot_buy_flash_weight, "flashbang" },
+	{ &sv_bot_buy_decoy_weight, "decoy" },
+	{ &sv_bot_buy_molotov_weight, "molotov" },
+	{ &sv_bot_buy_hegrenade_weight, "hegrenade" },
+};
+
+// Pick a grenade for bots to buy based on set weights
+const char* Helper_PickBotGrenade()
+{
+	int iNumGrenades = ARRAYSIZE( g_GrenadeWeights );
+	float flGrenadeWeight = 0.0f;
+	for ( int i = 0; i < iNumGrenades; ++i )
+		flGrenadeWeight += g_GrenadeWeights[ i ].cv->GetFloat();
+
+	float flRand = RandomFloat( 0.0f + FLT_EPSILON , flGrenadeWeight );
+	float flAccumulator = 0.0f;
+	for ( int i = 0; i < iNumGrenades; ++i )
+	{
+		flAccumulator += g_GrenadeWeights[ i ].cv->GetFloat();
+		if ( flRand <= flAccumulator )
+		{
+			return  g_GrenadeWeights[ i ].szName;
+		}
+	}
+	
+	return NULL;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Debug command to give a named weapon
+ */
+void CCSBot::GiveWeapon( const char *weaponAlias )
+{
+	const char *translatedAlias = GetTranslatedWeaponAlias( weaponAlias );
+
+	char wpnName[128];
+	Q_snprintf( wpnName, sizeof( wpnName ), "weapon_%s", translatedAlias );
+	WEAPON_FILE_INFO_HANDLE	hWpnInfo = LookupWeaponInfoSlot( wpnName );
+	if ( hWpnInfo == GetInvalidWeaponInfoHandle() )
+	{
+		return;
+	}
+
+	CCSWeaponInfo *pWeaponInfo = dynamic_cast< CCSWeaponInfo* >( GetFileWeaponInfoFromHandle( hWpnInfo ) );
+	if ( !pWeaponInfo )
+	{
+		return;
+	}
+
+	if ( !Weapon_OwnsThisType( wpnName ) )
+	{
+		CBaseCombatWeapon *pWeapon = Weapon_GetSlot( pWeaponInfo->iSlot );
+		if ( pWeapon )
+		{
+			if ( pWeaponInfo->iSlot == WEAPON_SLOT_PISTOL )
+			{
+				DropWeaponSlot( WEAPON_SLOT_PISTOL );
+			}
+			else if ( pWeaponInfo->iSlot == WEAPON_SLOT_RIFLE )
+			{
+				DropWeaponSlot( WEAPON_SLOT_RIFLE );
+			}
+		}
+	}
+
+	GiveNamedItem( wpnName );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+static bool HasDefaultPistol( CCSBot *me )
+{
+	CWeaponCSBase *pistol = (CWeaponCSBase *)me->Weapon_GetSlot( WEAPON_SLOT_PISTOL );
+
+	if (pistol == NULL)
+		return false;
+
+	if (me->GetTeamNumber() == TEAM_TERRORIST && pistol->IsA( WEAPON_GLOCK ))
+		return true;
+
+	if (me->GetTeamNumber() == TEAM_CT && pistol->IsA( WEAPON_HKP2000 ))
+		return true;
+
+	return false;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Buy weapons, armor, etc.
+ */
+void BuyState::OnEnter( CCSBot *me )
+{
+	m_retries = 0;
+	m_prefRetries = 0;
+	m_prefIndex = 0;
+
+	const char *cheatWeaponString = bot_loadout.GetString();
+	if ( cheatWeaponString && *cheatWeaponString )
+	{
+		m_doneBuying = false; // we're going to be given weapons - ignore the eco limit
+	}
+	else
+	{
+		// check if we are saving money for the next round
+		if (me->GetAccountBalance() < cv_bot_eco_limit.GetFloat())
+		{
+			me->PrintIfWatched( "Saving money for next round.\n" );
+			m_doneBuying = true;
+		}
+		else
+		{
+			m_doneBuying = false;
+		}
+	}
+
+	m_isInitialDelay = true;
+
+	// this will force us to stop holding live grenade
+	me->EquipBestWeapon( MUST_EQUIP );
+
+	m_buyShield = false;
+
+	if (me->GetTeamNumber() == TEAM_CT)
+	{
+		// determine if we want a tactical shield
+		if (!me->HasPrimaryWeapon() && TheCSBots()->AllowTacticalShield())
+		{
+			if (me->GetAccountBalance() > 2500)
+			{
+				if (me->GetAccountBalance() < 4000)
+					m_buyShield = (RandomFloat( 0, 100.0f ) < 33.3f) ? true : false;
+				else
+					m_buyShield = (RandomFloat( 0, 100.0f ) < 10.0f) ? true : false;
+			}
+		}
+	}
+
+	if (TheCSBots()->AllowGrenades())
+	{
+		m_buyGrenade = (RandomFloat( 0.0f, 100.0f ) < sv_bot_buy_grenade_chance.GetFloat() ) ? true : false;
+	}
+	else
+	{
+		m_buyGrenade = false;
+	}
+
+
+	m_buyPistol = false;
+	if (TheCSBots()->AllowPistols())
+	{
+		// check if we have a pistol
+		if (me->Weapon_GetSlot( WEAPON_SLOT_PISTOL ))
+		{
+			// if we have our default pistol, think about buying a different one
+			if (HasDefaultPistol( me ))
+			{
+				// if everything other than pistols is disallowed, buy a pistol
+				if (TheCSBots()->AllowShotguns() == false &&
+					TheCSBots()->AllowSubMachineGuns() == false &&
+					TheCSBots()->AllowRifles() == false &&
+					TheCSBots()->AllowMachineGuns() == false &&
+					TheCSBots()->AllowTacticalShield() == false &&
+					TheCSBots()->AllowSnipers() == false)
+				{
+					m_buyPistol = (RandomFloat( 0, 100 ) < 75.0f);
+				}
+				else if (me->GetAccountBalance() < 1000)
+				{
+					// if we're low on cash, buy a pistol
+					m_buyPistol = (RandomFloat( 0, 100 ) < 75.0f);
+				}
+				else
+				{
+					m_buyPistol = (RandomFloat( 0, 100 ) < 33.3f);
+				}
+			}			
+		}
+		else
+		{
+			// we dont have a pistol - buy one
+			m_buyPistol = true;
+		}
+	}
+}
+
+
+enum WeaponType
+{
+	PISTOL,
+	SHOTGUN,
+	SUB_MACHINE_GUN,
+	RIFLE,
+	MACHINE_GUN,
+	SNIPER_RIFLE,
+	GRENADE,
+
+	NUM_WEAPON_TYPES,
+	INVALID_WEAPON_TYPE = NUM_WEAPON_TYPES
+};
+
+struct BuyInfo
+{
+	WeaponType type;
+	bool preferred;			///< more challenging bots prefer these weapons
+	char *buyAlias;			///< the buy alias for this equipment
+};
+
+#define PRIMARY_WEAPON_BUY_COUNT 16
+#define SECONDARY_WEAPON_BUY_COUNT 3
+
+/**
+ * These tables MUST be kept in sync with the CT and T buy aliases
+ */
+
+static BuyInfo primaryWeaponBuyInfoCT[ PRIMARY_WEAPON_BUY_COUNT ] =
+{
+	{ SHOTGUN,			false, "nova" },		
+	{ SHOTGUN,			false, "xm1014" },
+	{ SHOTGUN,			false, "mag7" },
+	{ SUB_MACHINE_GUN,	false, "mp9" },	
+	{ SUB_MACHINE_GUN,	false, "bizon" },	
+	{ SUB_MACHINE_GUN,	false, "mp7" },			
+	{ SUB_MACHINE_GUN,	false, "ump45" },		
+	{ SUB_MACHINE_GUN,	false, "p90" },			
+	{ RIFLE,			true,  "famas" },		
+	{ SNIPER_RIFLE,		false, "ssg08" },		
+	{ RIFLE,			true,  "m4a1" },		
+	{ RIFLE,			true, "aug" },			
+	{ SNIPER_RIFLE,		true,  "scar20" },		
+	{ SNIPER_RIFLE,		true,  "awp" },			
+	{ MACHINE_GUN,		false, "m249" },
+	{ MACHINE_GUN,		false, "negev" }	
+};
+
+static BuyInfo secondaryWeaponBuyInfoCT[ SECONDARY_WEAPON_BUY_COUNT ] =
+{
+//	{ PISTOL,	false,	"glock" },
+//	{ PISTOL,	false,	"usp" },
+	{ PISTOL, true,		"p250" },
+	{ PISTOL, true,		"deagle" },
+	{ PISTOL, true,		"fiveseven" }
+};
+
+
+static BuyInfo primaryWeaponBuyInfoT[ PRIMARY_WEAPON_BUY_COUNT ] =
+{
+	{ SHOTGUN,			false, "nova" },		
+	{ SHOTGUN,			false, "xm1014" },
+	{ SHOTGUN,			false, "sawedoff" },
+	{ SUB_MACHINE_GUN,	false, "mac10" },			
+	{ SUB_MACHINE_GUN,	false, "ump45" },		
+	{ SUB_MACHINE_GUN,	false, "p90" },			
+	{ RIFLE,			true,  "galilar" },		
+	{ RIFLE,			true,  "ak47" },		
+	{ SNIPER_RIFLE,		false, "ssg08" },		
+	{ RIFLE,			true,  "sg556" },		
+	{ SNIPER_RIFLE,		true,  "awp" },			
+	{ SNIPER_RIFLE,		true,  "g3sg1" },		
+	{ MACHINE_GUN,		false, "m249" },
+	{ MACHINE_GUN,		false, "negev" },
+	{ INVALID_WEAPON_TYPE,	false, "" },	
+	{ INVALID_WEAPON_TYPE,	false, "" }
+};
+
+static BuyInfo secondaryWeaponBuyInfoT[ SECONDARY_WEAPON_BUY_COUNT ] =
+{
+//	{ PISTOL,	false,	"glock" },
+//	{ PISTOL,	false,	"usp" },
+	{ PISTOL, true,		"p250" },
+	{ PISTOL, true,		"deagle" },
+	{ PISTOL, true,		"elites" }
+};
+
+/**
+ * Given a weapon alias, return the kind of weapon it is
+ */
+inline WeaponType GetWeaponType( const char *alias )
+{
+	int i;
+	
+	for( i=0; i<PRIMARY_WEAPON_BUY_COUNT; ++i )
+	{
+		if (!stricmp( alias, primaryWeaponBuyInfoCT[i].buyAlias ))
+			return primaryWeaponBuyInfoCT[i].type;
+
+		if (!stricmp( alias, primaryWeaponBuyInfoT[i].buyAlias ))
+			return primaryWeaponBuyInfoT[i].type;
+	}
+
+	for( i=0; i<SECONDARY_WEAPON_BUY_COUNT; ++i )
+	{
+		if (!stricmp( alias, secondaryWeaponBuyInfoCT[i].buyAlias ))
+			return secondaryWeaponBuyInfoCT[i].type;
+
+		if (!stricmp( alias, secondaryWeaponBuyInfoT[i].buyAlias ))
+			return secondaryWeaponBuyInfoT[i].type;
+	}
+
+	return INVALID_WEAPON_TYPE;
+}
+
+
+
+
+//--------------------------------------------------------------------------------------------------------------
+void BuyState::OnUpdate( CCSBot *me )
+{
+	char cmdBuffer[256];
+
+	// wait for a Navigation Mesh
+	if (!TheNavMesh->IsLoaded())
+		return;
+
+	// apparently we cant buy things in the first few seconds, so wait a bit
+	if (m_isInitialDelay)
+	{
+		const float waitToBuyTime = 0.25f;
+		if (gpGlobals->curtime - me->GetStateTimestamp() < waitToBuyTime)
+			return;
+
+		m_isInitialDelay = false;
+	}
+
+	// if we're done buying and still in the freeze period, wait
+	if (m_doneBuying)
+	{
+		if (CSGameRules()->IsMultiplayer() && CSGameRules()->IsFreezePeriod())
+		{
+			// make sure we're locked and loaded
+			me->EquipBestWeapon( MUST_EQUIP );
+			me->Reload();
+			me->ResetStuckMonitor();
+			return;
+		}
+
+		me->Idle();
+		return;
+	}
+
+	// If we're supposed to buy a specific weapon for debugging, do so and then bail
+	const char *cheatWeaponString = bot_loadout.GetString();
+	if ( cheatWeaponString && *cheatWeaponString )
+	{
+		CSplitString loadout( cheatWeaponString, " " );
+		for ( int i=0; i<loadout.Count(); ++i )
+		{
+			const char *item = loadout[i];
+			if ( FStrEq( item, "vest" ) )
+			{
+				me->GiveNamedItem( "item_kevlar" );
+			}
+			else if ( FStrEq( item, "vesthelm" ) )
+			{
+				me->GiveNamedItem( "item_assaultsuit" );
+			}
+			else if ( FStrEq( item, "defuser" ) )
+			{
+				if ( me->GetTeamNumber() == TEAM_CT )
+				{
+					me->GiveDefuser();
+				}
+			}
+			else if ( FStrEq( item, "nvgs" ) )
+			{
+				me->m_bHasNightVision = true;
+			}
+			else if ( FStrEq( item, "primammo" ) )
+			{
+				me->AttemptToBuyAmmo( 0 );
+			}
+			else if ( FStrEq( item, "secammo" ) )
+			{
+				me->AttemptToBuyAmmo( 1 );
+			}
+			else
+			{
+				me->GiveWeapon( item );
+			}
+		}
+		m_doneBuying = true;
+		return;
+	}
+
+	if (!me->IsInBuyZone())
+	{
+		m_doneBuying = true;
+		CONSOLE_ECHO( "%s bot spawned outside of a buy zone (%d, %d, %d)\n",
+						(me->GetTeamNumber() == TEAM_CT) ? "CT" : "Terrorist",
+						(int)me->GetAbsOrigin().x,
+						(int)me->GetAbsOrigin().y,
+						(int)me->GetAbsOrigin().z );
+		return;
+	}
+
+	// try to buy some weapons
+	const float buyInterval = 0.02f;
+	if (gpGlobals->curtime - me->GetStateTimestamp() > buyInterval)
+	{
+		me->m_stateTimestamp = gpGlobals->curtime;
+
+		bool isPreferredAllDisallowed = true;
+
+		// try to buy our preferred weapons first
+		if (m_prefIndex < me->GetProfile()->GetWeaponPreferenceCount() && bot_randombuy.GetBool() == false )
+		{
+			// need to retry because sometimes first buy fails??
+			const int maxPrefRetries = 2;
+			if (m_prefRetries >= maxPrefRetries)
+			{
+				// try to buy next preferred weapon
+				++m_prefIndex;
+				m_prefRetries = 0;
+				return;
+			}
+
+			int weaponPreference = me->GetProfile()->GetWeaponPreference( m_prefIndex );
+
+			// don't buy it again if we still have one from last round
+			char weaponPreferenceName[32];
+			Q_snprintf( weaponPreferenceName, sizeof(weaponPreferenceName), "weapon_%s", me->GetProfile()->GetWeaponPreferenceAsString( m_prefIndex ) );
+			if( me->Weapon_OwnsThisType(weaponPreferenceName) )//Prefs and buyalias use the short version, this uses the long
+			{
+				// done with buying preferred weapon
+				m_prefIndex = 9999;
+				return;
+			}
+
+			const char *buyAlias = NULL;
+
+			buyAlias = WeaponIDToAlias( weaponPreference );
+			WeaponType type = GetWeaponType( buyAlias );
+			switch( type )
+			{
+			case PISTOL:
+				if (!TheCSBots()->AllowPistols())
+					buyAlias = NULL;
+				break;
+
+			case SHOTGUN:
+				if (!TheCSBots()->AllowShotguns())
+					buyAlias = NULL;
+				break;
+
+			case SUB_MACHINE_GUN:
+				if (!TheCSBots()->AllowSubMachineGuns())
+					buyAlias = NULL;
+				break;
+
+			case RIFLE:
+				if (!TheCSBots()->AllowRifles())
+					buyAlias = NULL;
+				break;
+
+			case MACHINE_GUN:
+				if (!TheCSBots()->AllowMachineGuns())
+					buyAlias = NULL;
+				break;
+
+			case SNIPER_RIFLE:
+				if (!TheCSBots()->AllowSnipers())
+					buyAlias = NULL;
+				break;
+			}
+
+			if (buyAlias)
+			{
+				Q_snprintf( cmdBuffer, 256, "buy %s\n", buyAlias );
+
+				CCommand args;
+				args.Tokenize( cmdBuffer );
+				me->ClientCommand( args );
+
+				me->PrintIfWatched( "Tried to buy preferred weapon %s.\n", buyAlias );
+				isPreferredAllDisallowed = false;
+			}
+
+			++m_prefRetries;
+
+#if 0 // Actually, DO waste money on other equipment... 
+			// bail out so we dont waste money on other equipment
+			// unless everything we prefer has been disallowed, then buy at random
+			if (isPreferredAllDisallowed == false)
+				return;
+#endif
+		}
+
+		// if we have no preferred primary weapon (or everything we want is disallowed), buy at random
+		if (!me->HasPrimaryWeapon() && (isPreferredAllDisallowed || !me->GetProfile()->HasPrimaryPreference()))
+		{
+			if (m_buyShield)
+			{
+				// buy a shield
+				CCommand args;
+				args.Tokenize( "buy shield" );
+				me->ClientCommand( args );
+
+				me->PrintIfWatched( "Tried to buy a shield.\n" );
+			}
+			else 
+			{
+				// build list of allowable weapons to buy
+				BuyInfo *masterPrimary = (me->GetTeamNumber() == TEAM_TERRORIST) ? primaryWeaponBuyInfoT : primaryWeaponBuyInfoCT;
+				BuyInfo *stockPrimary[ PRIMARY_WEAPON_BUY_COUNT ];
+				int stockPrimaryCount = 0;
+
+				// dont choose sniper rifles as often
+				const float sniperRifleChance = 50.0f;
+				bool wantSniper = (RandomFloat( 0, 100 ) < sniperRifleChance) ? true : false;
+
+				if ( bot_randombuy.GetBool() )
+				{
+					wantSniper = true;
+				}
+
+				for( int i=0; i<PRIMARY_WEAPON_BUY_COUNT; ++i )
+				{
+					if ((masterPrimary[i].type == SHOTGUN && TheCSBots()->AllowShotguns()) ||
+						(masterPrimary[i].type == SUB_MACHINE_GUN && TheCSBots()->AllowSubMachineGuns()) ||
+						(masterPrimary[i].type == RIFLE && TheCSBots()->AllowRifles()) ||
+						(masterPrimary[i].type == SNIPER_RIFLE && TheCSBots()->AllowSnipers() && wantSniper) ||
+						(masterPrimary[i].type == MACHINE_GUN && TheCSBots()->AllowMachineGuns()))
+					{
+						stockPrimary[ stockPrimaryCount++ ] = &masterPrimary[i];
+					}
+				}
+ 
+				if (stockPrimaryCount)
+				{
+					// buy primary weapon if we don't have one
+					int which;
+
+					// on hard difficulty levels, bots try to buy preferred weapons on the first pass
+					if (m_retries == 0 && TheCSBots()->GetDifficultyLevel() >= BOT_HARD && bot_randombuy.GetBool() == false )
+					{
+						// count up available preferred weapons
+						int prefCount = 0;
+						for( which=0; which<stockPrimaryCount; ++which )
+							if (stockPrimary[which]->preferred)
+								++prefCount;
+
+						if (prefCount)
+						{
+							int whichPref = RandomInt( 0, prefCount-1 );
+							for( which=0; which<stockPrimaryCount; ++which )
+								if (stockPrimary[which]->preferred && whichPref-- == 0)
+									break;
+						}
+						else
+						{
+							// no preferred weapons available, just pick randomly
+							which = RandomInt( 0, stockPrimaryCount-1 );
+						}
+					}
+					else
+					{
+						which = RandomInt( 0, stockPrimaryCount-1 );
+					}
+
+					Q_snprintf( cmdBuffer, 256, "buy %s\n", stockPrimary[ which ]->buyAlias );
+
+					CCommand args;
+					args.Tokenize( cmdBuffer );
+					me->ClientCommand( args );
+
+					me->PrintIfWatched( "Tried to buy %s.\n", stockPrimary[ which ]->buyAlias );
+				}
+			}
+		}
+
+
+		//
+		// If we now have a weapon, or have tried for too long, we're done
+		//
+		if (me->HasPrimaryWeapon() || m_retries++ > 5)
+		{
+			// primary ammo
+			CCommand args;
+			if (me->HasPrimaryWeapon())
+			{
+				args.Tokenize( "buy primammo" );
+				me->ClientCommand( args );
+			}
+
+			// buy armor last, to make sure we bought a weapon first
+			args.Tokenize( "buy vesthelm" );
+			me->ClientCommand( args );
+			args.Tokenize( "buy vest" );
+			me->ClientCommand( args );
+
+			// pistols - if we have no preferred pistol, buy at random
+			if (TheCSBots()->AllowPistols() && !me->GetProfile()->HasPistolPreference())
+			{
+				if (m_buyPistol)
+				{
+					int which = RandomInt( 0, SECONDARY_WEAPON_BUY_COUNT-1 );
+					
+					const char *what = NULL;
+
+					if (me->GetTeamNumber() == TEAM_TERRORIST)
+						what = secondaryWeaponBuyInfoT[ which ].buyAlias;
+					else
+						what = secondaryWeaponBuyInfoCT[ which ].buyAlias;
+
+					Q_snprintf( cmdBuffer, 256, "buy %s\n", what );
+					args.Tokenize( cmdBuffer );
+					me->ClientCommand( args );
+
+
+					// only buy one pistol
+					m_buyPistol = false;
+				}
+
+				// make sure we have enough pistol ammo
+				args.Tokenize( "buy secammo" );
+				me->ClientCommand( args );
+			}
+
+			// buy a grenade if we wish, and we don't already have one
+			if (m_buyGrenade && !me->HasGrenade())
+			{
+				const char *szGrenade = Helper_PickBotGrenade();
+				if ( szGrenade )
+					args.Tokenize( CFmtStr( "buy %s", szGrenade ).Access() );
+
+				/*
+				if (rnd < 10)//10% chance
+				{
+					args.Tokenize( "buy smokegrenade" );
+				}
+				else if (rnd < 20)//10% chance
+				{
+					// only allow Flashbangs if everyone on the team is a bot (dont want to blind our friendly humans)
+					if (UTIL_IsTeamAllBots( me->GetTeamNumber() ))
+					{
+						args.Tokenize( "buy flashbang" );
+					}
+					else
+					{
+						args.Tokenize( "buy hegrenade" );
+					}
+				}
+				else if (rnd < 30)//10% chance
+				{
+					args.Tokenize( "buy decoy" );
+				}
+				else if (rnd < 40)//10% chance
+				{
+					args.Tokenize( "buy molotov" );
+				}
+				else//60%-70% chance (because of the flashbang case for full team of bots).
+				{
+					args.Tokenize( "buy hegrenade" );
+				}
+				*/
+				me->ClientCommand( args );
+			}
+
+			m_doneBuying = true;
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void BuyState::OnExit( CCSBot *me )
+{
+	me->ResetStuckMonitor();
+	me->EquipBestWeapon();
+}
+

game/server/cstrike15/bot/states/cs_bot_defuse_bomb.cpp

@@ -0,0 +1,83 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Begin defusing the bomb
+ */
+void DefuseBombState::OnEnter( CCSBot *me )
+{
+	me->SetDisposition( CCSBot::SELF_DEFENSE );
+	me->GetChatter()->Say( "DefusingBomb" );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Defuse the bomb
+ */
+void DefuseBombState::OnUpdate( CCSBot *me )
+{
+	const Vector *bombPos = me->GetGameState()->GetBombPosition();
+
+	// stay in SELF_DEFENSE so we get to the bomb in time!
+	me->SetDisposition( CCSBot::SELF_DEFENSE );
+
+	if (bombPos == NULL)
+	{
+		me->PrintIfWatched( "In Defuse state, but don't know where the bomb is!\n" );
+		me->Idle();
+		return;
+	}
+
+	// look at the bomb
+	me->SetLookAt( "Defuse bomb", *bombPos, PRIORITY_HIGH );
+
+	// defuse...
+	me->UseEnvironment();
+
+	if (gpGlobals->curtime - me->GetStateTimestamp() > 1.0f)
+	{
+		// if we missed starting the defuse, give up
+		if (TheCSBots()->GetBombDefuser() == NULL)
+		{
+			me->PrintIfWatched( "Failed to start defuse, giving up\n" );
+			me->Idle();
+			return;
+		}
+		else if (TheCSBots()->GetBombDefuser() != me)
+		{
+			// if someone else got the defuse, give up
+			me->PrintIfWatched( "Someone else started defusing, giving up\n" );
+			me->Idle();
+			return;
+		}
+	}
+
+	// if bomb has been defused, give up
+	if (!TheCSBots()->IsBombPlanted())
+	{
+		me->Idle();
+		return;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void DefuseBombState::OnExit( CCSBot *me )
+{
+	me->ResetStuckMonitor();
+	me->SetTask( CCSBot::SEEK_AND_DESTROY );
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+	me->ClearLookAt();
+}

game/server/cstrike15/bot/states/cs_bot_escape_from_bomb.cpp

@@ -0,0 +1,67 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Escape from the bomb.
+ */
+void EscapeFromBombState::OnEnter( CCSBot *me )
+{
+	me->StandUp();
+	me->Run();
+	me->DestroyPath();
+	me->EquipKnife();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Escape from the bomb.
+ */
+void EscapeFromBombState::OnUpdate( CCSBot *me )
+{
+	const Vector *bombPos = me->GetGameState()->GetBombPosition();
+
+	// if we don't know where the bomb is, we shouldn't be in this state
+	if (bombPos == NULL)
+	{
+		me->Idle();
+		return;
+	}
+
+	// grab our knife to move quickly
+	me->EquipKnife();
+
+	// look around
+	me->UpdateLookAround();
+
+	if (me->UpdatePathMovement() != CCSBot::PROGRESSING)
+	{
+		// we have no path, or reached the end of one - create a new path far away from the bomb
+		FarAwayFromPositionFunctor func( *bombPos );
+		CNavArea *goalArea = FindMinimumCostArea( me->GetLastKnownArea(), func );
+
+		// if this fails, we'll try again next time
+		me->ComputePath( goalArea->GetCenter(), FASTEST_ROUTE );
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Escape from the bomb.
+ */
+void EscapeFromBombState::OnExit( CCSBot *me )
+{
+	me->EquipBestWeapon();
+}

game/server/cstrike15/bot/states/cs_bot_escape_from_flames.cpp

@@ -0,0 +1,117 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Escape from flames we're standing in!
+ */
+void EscapeFromFlamesState::OnEnter( CCSBot *me )
+{
+	me->StandUp();
+	me->Run();
+	me->StopWaiting();
+	me->DestroyPath();
+	me->EquipKnife();
+
+	m_safeArea = NULL;
+	m_searchTimer.Invalidate();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+class CNonDamagingScan : public ISearchSurroundingAreasFunctor
+{
+public:
+	CNonDamagingScan( void )
+	{
+		m_safeArea = NULL;
+		m_safeAreaTravelRange = FLT_MAX;
+	}
+
+	virtual ~CNonDamagingScan() { }
+
+	virtual bool operator() ( CNavArea *area, CNavArea *priorArea, float travelDistanceSoFar )
+	{
+		const float maxSearchRange = 2000.0f;
+		if ( travelDistanceSoFar < maxSearchRange )
+		{
+			if ( !area->IsDamaging() && travelDistanceSoFar < m_safeAreaTravelRange )
+			{
+				m_safeArea = area;
+			}
+		}
+
+		return true;
+	}
+
+	CNavArea *m_safeArea;
+	float m_safeAreaTravelRange;
+};
+
+
+//--------------------------------------------------------------------------------------------------------------
+CNavArea *EscapeFromFlamesState::FindNearestNonDamagingArea( CCSBot *me ) const
+{
+	CNavArea *myArea = me->GetLastKnownArea();
+
+	if ( !myArea )
+	{
+		return NULL;
+	}
+
+	CNonDamagingScan scan;
+	SearchSurroundingAreas( myArea, scan );
+
+	return scan.m_safeArea;
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+void EscapeFromFlamesState::OnUpdate( CCSBot *me )
+{
+	// default behavior if we're safe
+	if ( me->GetTimeSinceBurnedByFlames() > 1.5f )
+	{
+		me->Idle();
+		return;
+	}
+
+	if ( m_searchTimer.IsElapsed() )
+	{
+		// because flames grow and change, periodically re-search
+		m_searchTimer.Start( RandomFloat( 0.5f, 1.0f ) );
+
+		m_safeArea = FindNearestNonDamagingArea( me );
+	}
+
+	// look around
+	me->UpdateLookAround();
+
+	me->EquipBestWeapon();
+	me->FireWeaponAtEnemy();
+
+	if ( me->UpdatePathMovement() != CCSBot::PROGRESSING )
+	{
+		if ( m_safeArea )
+		{
+			me->ComputePath( m_safeArea->GetCenter(), FASTEST_ROUTE );
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void EscapeFromFlamesState::OnExit( CCSBot *me )
+{
+	me->EquipBestWeapon();
+}

game/server/cstrike15/bot/states/cs_bot_fetch_bomb.cpp

@@ -0,0 +1,69 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to the bomb on the floor and pick it up
+ */
+void FetchBombState::OnEnter( CCSBot *me )
+{
+	me->DestroyPath();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to the bomb on the floor and pick it up
+ */
+void FetchBombState::OnUpdate( CCSBot *me )
+{
+	if (me->HasC4())
+	{
+		me->PrintIfWatched( "I picked up the bomb\n" );
+		me->Idle();
+		return;
+	}
+
+
+	CBaseEntity *bomb = TheCSBots()->GetLooseBomb();
+	if (bomb)
+	{
+		if (!me->HasPath())
+		{
+			// build a path to the bomb
+			if (me->ComputePath( bomb->GetAbsOrigin() ) == false)
+			{
+				me->PrintIfWatched( "Fetch bomb pathfind failed\n" );
+
+				// go Hunt instead of Idle to prevent continuous re-pathing to inaccessible bomb
+				me->Hunt();
+				return;
+			}
+		}
+	}
+	else
+	{
+		// someone picked up the bomb
+		me->PrintIfWatched( "Someone else picked up the bomb.\n" );
+		me->Idle();
+		return;
+	}
+
+	// look around
+	me->UpdateLookAround();
+
+	if (me->UpdatePathMovement() != CCSBot::PROGRESSING)
+		me->Idle();
+}

game/server/cstrike15/bot/states/cs_bot_follow.cpp

@@ -0,0 +1,366 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Follow our leader
+ */
+void FollowState::OnEnter( CCSBot *me )
+{
+	me->StandUp();
+	me->Run();
+	me->DestroyPath();
+
+	m_isStopped = false;
+	m_stoppedTimestamp = 0.0f;
+
+	// to force immediate repath
+	m_lastLeaderPos.x = -99999999.9f;
+	m_lastLeaderPos.y = -99999999.9f;
+	m_lastLeaderPos.z = -99999999.9f;
+
+	m_lastSawLeaderTime = 0;
+
+	// set re-pathing frequency
+	m_repathInterval.Invalidate();
+
+	m_isSneaking = false;
+
+	m_walkTime.Invalidate();
+	m_isAtWalkSpeed = false;
+
+	m_leaderMotionState = INVALID;
+	m_idleTimer.Start( RandomFloat( 2.0f, 5.0f ) );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Determine the leader's motion state by tracking his speed
+ */
+void FollowState::ComputeLeaderMotionState( float leaderSpeed )
+{
+	// walk = 130, run = 250
+	const float runWalkThreshold = 140.0f;
+	const float walkStopThreshold = 10.0f; // 120.0f;
+	LeaderMotionStateType prevState = m_leaderMotionState;
+	if (leaderSpeed > runWalkThreshold)
+	{
+		m_leaderMotionState = RUNNING;
+		m_isAtWalkSpeed = false;
+	}
+	else if (leaderSpeed > walkStopThreshold)
+	{
+		// track when began to walk
+		if (!m_isAtWalkSpeed)
+		{
+			m_walkTime.Start();
+			m_isAtWalkSpeed = true;
+		}
+
+		const float minWalkTime = 0.25f;
+		if (m_walkTime.GetElapsedTime() > minWalkTime)
+		{
+			m_leaderMotionState = WALKING;
+		}
+	}
+	else
+	{
+		m_leaderMotionState = STOPPED;
+		m_isAtWalkSpeed = false;
+	}
+
+	// track time spent in this motion state
+	if (prevState != m_leaderMotionState)
+	{
+		m_leaderMotionStateTime.Start();
+		m_waitTime = RandomFloat( 1.0f, 3.0f );
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Functor to collect all areas in the forward direction of the given player within a radius
+ */
+class FollowTargetCollector
+{
+public:
+	FollowTargetCollector( CBasePlayer *player )
+	{
+		m_player = player;
+
+		Vector playerVel = player->GetAbsVelocity();
+		m_forward.x = playerVel.x;
+		m_forward.y = playerVel.y;
+		float speed = m_forward.NormalizeInPlace();
+
+		Vector playerOrigin = GetCentroid( player );
+
+		const float walkSpeed = 100.0f;
+		if (speed < walkSpeed)
+		{
+			m_cutoff.x = playerOrigin.x;
+			m_cutoff.y = playerOrigin.y;
+			m_forward.x = 0.0f;
+			m_forward.y = 0.0f;
+		}
+		else
+		{
+			const float k = 1.5f; // 2.0f;
+			float trimSpeed = MIN( speed, 200.0f );
+			m_cutoff.x = playerOrigin.x + k * trimSpeed * m_forward.x;
+			m_cutoff.y = playerOrigin.y + k * trimSpeed * m_forward.y;
+		}
+
+		m_targetAreaCount = 0;
+	}
+
+	enum { MAX_TARGET_AREAS = 128 };
+
+	bool operator() ( CNavArea *area )
+	{
+		if (m_targetAreaCount >= MAX_TARGET_AREAS)
+			return false;
+		
+		// only use two-way connections
+		if (!area->GetParent() || area->IsConnected( area->GetParent(), NUM_DIRECTIONS ))
+		{
+			if (m_forward.IsZero())
+			{
+				m_targetArea[ m_targetAreaCount++ ] = area;
+			}
+			else
+			{
+				// collect areas in the direction of the player's forward motion
+				Vector2D to( area->GetCenter().x - m_cutoff.x, area->GetCenter().y - m_cutoff.y );
+				to.NormalizeInPlace();
+
+				//if (DotProduct( to, m_forward ) > 0.7071f)
+				if ((to.x * m_forward.x + to.y * m_forward.y) > 0.7071f)
+					m_targetArea[ m_targetAreaCount++ ] = area;
+			}
+		}
+
+		return (m_targetAreaCount < MAX_TARGET_AREAS);
+	}
+
+
+	CBasePlayer *m_player;
+	Vector2D m_forward;
+	Vector2D m_cutoff;
+
+	CNavArea *m_targetArea[ MAX_TARGET_AREAS ];
+	int m_targetAreaCount;
+};
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Follow our leader
+ * @todo Clean up this nasty mess
+ */
+void FollowState::OnUpdate( CCSBot *me )
+{
+	// if we lost our leader, give up
+	if (m_leader == NULL || !m_leader->IsAlive())
+	{
+		me->Idle();
+		return;
+	}
+
+	// if we are carrying the bomb and at a bombsite, plant
+	if (me->HasC4() && me->IsAtBombsite())
+	{
+		// plant it
+		me->SetTask( CCSBot::PLANT_BOMB );
+		me->PlantBomb();
+
+		// radio to the team
+		me->GetChatter()->PlantingTheBomb( me->GetPlace() );
+
+		return;
+	}
+
+	// look around
+	me->UpdateLookAround();
+
+	// if we are moving, we are not idle
+	if (me->IsNotMoving() == false)
+		m_idleTimer.Start( RandomFloat( 2.0f, 5.0f ) );
+
+	// compute the leader's speed
+	Vector leaderVel = m_leader->GetAbsVelocity();
+	float leaderSpeed = Vector2D( leaderVel.x, leaderVel.y ).Length();
+
+	// determine our leader's movement state
+	ComputeLeaderMotionState( leaderSpeed );
+
+	// track whether we can see the leader
+	bool isLeaderVisible;
+	Vector leaderOrigin = GetCentroid( m_leader );
+	if (me->IsVisible( leaderOrigin ))
+	{
+		m_lastSawLeaderTime = gpGlobals->curtime;
+		isLeaderVisible = true;
+	}
+	else
+	{
+		isLeaderVisible = false;
+	}
+
+
+	// determine whether we should sneak or not
+	const float farAwayRange = 750.0f;
+	Vector myOrigin = GetCentroid( me );
+	if ((leaderOrigin - myOrigin).IsLengthGreaterThan( farAwayRange ))
+	{
+		// far away from leader - run to catch up
+		m_isSneaking = false;
+	}
+	else if (isLeaderVisible)
+	{
+		// if we see leader walking and we are nearby, walk
+		if (m_leaderMotionState == WALKING)
+			m_isSneaking = true;
+
+		// if we are sneaking and our leader starts running, stop sneaking
+		if (m_isSneaking && m_leaderMotionState == RUNNING)
+			m_isSneaking = false;
+	}
+
+	// if we haven't seen the leader for a long time, run
+	const float longTime = 20.0f;
+	if (gpGlobals->curtime - m_lastSawLeaderTime > longTime)
+		m_isSneaking = false;
+
+	if (m_isSneaking)
+		me->Walk();
+	else
+		me->Run();
+
+
+	bool repath = false;
+
+	// if the leader has stopped, hide nearby
+	const float nearLeaderRange = 250.0f;
+	if (!me->HasPath() && m_leaderMotionState == STOPPED && m_leaderMotionStateTime.GetElapsedTime() > m_waitTime)
+	{
+		// throttle how often this check occurs
+		m_waitTime += RandomFloat( 1.0f, 3.0f );
+
+		// the leader has stopped - if we are close to him, take up a hiding spot
+		if ((leaderOrigin - myOrigin).IsLengthLessThan( nearLeaderRange ))
+		{
+			const float hideRange = 250.0f;
+			if (me->TryToHide( NULL, -1.0f, hideRange, false, USE_NEAREST ))
+			{
+				me->ResetStuckMonitor();
+				return;
+			}
+		}
+	}
+
+	// if we have been idle for awhile, move
+	if (m_idleTimer.IsElapsed())
+	{
+		repath = true;
+
+		// always walk when we move such a short distance
+		m_isSneaking = true;
+	}
+
+	// if our leader has moved, repath (don't repath if leading is stopping)
+	if (leaderSpeed > 100.0f && m_leaderMotionState != STOPPED)
+	{
+		repath = true;
+	}
+
+	// move along our path
+	if (me->UpdatePathMovement( NO_SPEED_CHANGE ) != CCSBot::PROGRESSING)
+	{
+		me->DestroyPath();
+	}
+
+	// recompute our path if necessary	
+	if (repath && m_repathInterval.IsElapsed() && !me->IsOnLadder())
+	{
+		// recompute our path to keep us near our leader
+		m_lastLeaderPos = leaderOrigin;
+
+		me->ResetStuckMonitor();
+
+		const float runSpeed = 200.0f;
+
+		const float collectRange = (leaderSpeed > runSpeed) ? 600.0f : 400.0f;		// 400, 200
+		FollowTargetCollector collector( m_leader );
+		SearchSurroundingAreas( TheNavMesh->GetNearestNavArea( m_lastLeaderPos ), m_lastLeaderPos, collector, collectRange );
+
+		if (cv_bot_debug.GetBool())
+		{
+			for( int i=0; i<collector.m_targetAreaCount; ++i )
+				collector.m_targetArea[i]->Draw( /*255, 0, 0, 2*/ );		
+		}
+
+		// move to one of the collected areas
+		if (collector.m_targetAreaCount)
+		{
+			CNavArea *target = NULL;
+			Vector targetPos;
+
+			// if we are idle, pick a random area
+			if (m_idleTimer.IsElapsed())
+			{
+				target = collector.m_targetArea[ RandomInt( 0, collector.m_targetAreaCount-1 ) ];				
+				targetPos = target->GetCenter();
+				me->PrintIfWatched( "%4.1f: Bored. Repathing to a new nearby area\n", gpGlobals->curtime );
+			}
+			else
+			{
+				me->PrintIfWatched( "%4.1f: Repathing to stay with leader.\n", gpGlobals->curtime );
+
+				// find closest area to where we are
+				CNavArea *area;
+				float closeRangeSq = 9999999999.9f;
+				Vector close;
+
+				for( int a=0; a<collector.m_targetAreaCount; ++a )
+				{
+					area = collector.m_targetArea[a];
+
+					area->GetClosestPointOnArea( myOrigin, &close );
+
+					float rangeSq = (myOrigin - close).LengthSqr();
+					if (rangeSq < closeRangeSq)
+					{
+						target = area;
+						targetPos = close;
+						closeRangeSq = rangeSq;
+					}
+				}
+			}
+						
+			if (target == NULL || me->ComputePath( target->GetCenter(), FASTEST_ROUTE ) == NULL)
+				me->PrintIfWatched( "Pathfind to leader failed.\n" );
+
+			// throttle how often we repath
+			m_repathInterval.Start( 0.5f );
+
+			m_idleTimer.Reset();
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void FollowState::OnExit( CCSBot *me )
+{
+}

game/server/cstrike15/bot/states/cs_bot_hide.cpp

@@ -0,0 +1,549 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_simple_hostage.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Begin moving to a nearby hidey-hole.
+ * NOTE: Do not forget this state may include a very long "move-to" time to get to our hidey spot!
+ */
+void HideState::OnEnter( CCSBot *me )
+{
+	m_isAtSpot = false;
+	m_isLookingOutward = false;
+
+	// if duration is "infinite", set it to a reasonably long time to prevent infinite camping
+	if (m_duration < 0.0f)
+	{
+		m_duration = RandomFloat( 30.0f, 60.0f );
+	}
+
+	// decide whether to "ambush" or not - never set to false so as not to override external setting
+	if (RandomFloat( 0.0f, 100.0f ) < 50.0f)
+	{
+		m_isHoldingPosition = true;
+	}
+
+	// if we are holding position, decide for how long
+	if (m_isHoldingPosition)
+	{
+		m_holdPositionTime = RandomFloat( 3.0f, 10.0f );
+	}
+	else
+	{
+		m_holdPositionTime = 0.0f;
+	}
+
+	m_heardEnemy = false;
+	m_firstHeardEnemyTime = 0.0f;
+	m_retry = 0;
+
+	if ( me->IsFollowing() && me->GetFollowLeader() )
+	{
+		m_leaderAnchorPos = GetCentroid( me->GetFollowLeader() );
+	}
+
+	// if we are a sniper, we need to periodically pause while we retreat to squeeze off a shot or two
+	if (me->IsSniper())
+	{
+		// start off paused to allow a final shot before retreating
+		m_isPaused = false;
+		m_pauseTimer.Invalidate();
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to a nearby hidey-hole.
+ * NOTE: Do not forget this state may include a very long "move-to" time to get to our hidey spot!
+ */
+void HideState::OnUpdate( CCSBot *me )
+{
+	Vector myOrigin = GetCentroid( me );
+
+	// wait until finished reloading to leave hide state
+	if (!me->IsReloading())
+	{
+		// if we are momentarily hiding while following someone, check to see if he has moved on
+		if ( me->IsFollowing() && me->GetFollowLeader() )
+		{
+			CCSPlayer *leader = static_cast<CCSPlayer *>( static_cast<CBaseEntity *>( me->GetFollowLeader() ) );
+			Vector leaderOrigin = GetCentroid( leader );
+
+			// BOTPORT: Determine walk/run velocity thresholds
+			float runThreshold = 200.0f;
+			if (leader->GetAbsVelocity().IsLengthGreaterThan( runThreshold ))
+			{
+				// leader is running, stay with him
+				me->Follow( leader );
+				return;			
+			}
+
+			// if leader has moved, stay with him
+			const float followRange = 250.0f;
+			if ((m_leaderAnchorPos - leaderOrigin).IsLengthGreaterThan( followRange ))
+			{
+				me->Follow( leader );
+				return;
+			}
+		}
+
+		// if we see a nearby buddy in combat, join him
+		/// @todo - Perhaps tie in to TakeDamage(), so it works for human players, too
+
+		//
+		// Scenario logic
+		//
+		switch( TheCSBots()->GetScenario() )
+		{
+			case CCSBotManager::SCENARIO_DEFUSE_BOMB:
+			{
+				if (me->GetTeamNumber() == TEAM_CT)
+				{
+					// if we are just holding position (due to a radio order) and the bomb has just planted, go defuse it
+					if (me->GetTask() == CCSBot::HOLD_POSITION && 
+						TheCSBots()->IsBombPlanted() &&
+						TheCSBots()->GetBombPlantTimestamp() > me->GetStateTimestamp())
+					{
+						me->Idle();
+						return;
+					}
+
+					// if we are guarding the defuser and he dies/gives up, stop hiding (to choose another defuser)
+					if (me->GetTask() == CCSBot::GUARD_BOMB_DEFUSER && TheCSBots()->GetBombDefuser() == NULL)
+					{
+						me->Idle();
+						return;
+					}
+
+					// if we are guarding the loose bomb and it is picked up, stop hiding
+					if (me->GetTask() == CCSBot::GUARD_LOOSE_BOMB && TheCSBots()->GetLooseBomb() == NULL)
+					{
+						me->GetChatter()->TheyPickedUpTheBomb();
+						me->Idle();
+						return;
+					}
+
+					// if we are guarding a bombsite and the bomb is dropped and we hear about it, stop guarding
+					if (me->GetTask() == CCSBot::GUARD_BOMB_ZONE && me->GetGameState()->IsLooseBombLocationKnown())
+					{
+						me->Idle();
+						return;
+					}
+
+					// if we are guarding (bombsite, initial encounter, etc) and the bomb is planted, go defuse it
+					if (me->IsDoingScenario() && me->GetTask() != CCSBot::GUARD_BOMB_DEFUSER && TheCSBots()->IsBombPlanted())
+					{
+						me->Idle();
+						return;
+					}
+
+				}
+				else	// TERRORIST
+				{
+					// if we are near the ticking bomb and someone starts defusing it, attack!
+					if (TheCSBots()->GetBombDefuser())
+					{
+						Vector defuserOrigin = GetCentroid( TheCSBots()->GetBombDefuser() );
+						Vector toDefuser = defuserOrigin - myOrigin;
+
+						const float hearDefuseRange = 2000.0f;
+						if (toDefuser.IsLengthLessThan( hearDefuseRange ))
+						{
+							// if we are nearby, attack, otherwise move to the bomb (which will cause us to attack when we see defuser)
+							if (me->CanSeePlantedBomb())
+							{
+								me->Attack( TheCSBots()->GetBombDefuser() );
+							}
+							else
+							{
+								me->MoveTo( defuserOrigin, FASTEST_ROUTE );
+								me->InhibitLookAround( 10.0f );
+							}
+
+							return;
+						}
+					}
+				}
+				break;
+			}
+
+			//--------------------------------------------------------------------------------------------------
+			case CCSBotManager::SCENARIO_RESCUE_HOSTAGES:
+			{
+				// if we're guarding the hostages and they all die or are taken, do something else
+				if (me->GetTask() == CCSBot::GUARD_HOSTAGES)
+				{
+					if (me->GetGameState()->AreAllHostagesBeingRescued() || me->GetGameState()->AreAllHostagesGone())
+					{
+						me->Idle();
+						return;
+					}
+				}
+				else if (me->GetTask() == CCSBot::GUARD_HOSTAGE_RESCUE_ZONE)
+				{
+					// if we stumble across a hostage, guard it
+					CHostage *hostage = me->GetGameState()->GetNearestVisibleFreeHostage();
+					if (hostage)
+					{
+						// we see a free hostage, guard it
+						Vector hostageOrigin = GetCentroid( hostage );
+						CNavArea *area = TheNavMesh->GetNearestNavArea( hostageOrigin );
+						if (area)
+						{
+							me->SetTask( CCSBot::GUARD_HOSTAGES );
+							me->Hide( area );
+							me->PrintIfWatched( "I'm guarding hostages I found\n" );
+							// don't chatter here - he'll tell us when he's in his hiding spot
+							return;
+						}
+					}
+				}
+			}
+		}
+
+
+		bool isSettledInSniper = (me->IsSniper() && m_isAtSpot) ? true : false;
+
+		// only investigate noises if we are initiating attacks, and we aren't a "settled in" sniper
+		// dont investigate noises if we are reloading
+		if (!me->IsReloading() && 
+			!isSettledInSniper && 
+			me->GetDisposition() == CCSBot::ENGAGE_AND_INVESTIGATE)
+		{
+			// if we are holding position, and have heard the enemy nearby, investigate after our hold time is up
+			if (m_isHoldingPosition && m_heardEnemy && (gpGlobals->curtime - m_firstHeardEnemyTime > m_holdPositionTime))
+			{
+				/// @todo We might need to remember specific location of last enemy noise here
+				me->InvestigateNoise();
+				return;
+			}
+
+			// investigate nearby enemy noises
+			if (me->HeardInterestingNoise())
+			{
+				// if we are holding position, check if enough time has elapsed since we first heard the enemy
+				if (m_isAtSpot && m_isHoldingPosition)
+				{
+					if (!m_heardEnemy)
+					{
+						// first time we heard the enemy
+						m_heardEnemy = true;
+						m_firstHeardEnemyTime = gpGlobals->curtime;
+						me->PrintIfWatched( "Heard enemy, holding position for %f2.1 seconds...\n", m_holdPositionTime );
+					}
+				}
+				else
+				{
+					// not holding position - investigate enemy noise
+					me->InvestigateNoise();
+					return;
+				}
+			}
+		}
+	}	// end reloading check
+
+	// look around
+	me->UpdateLookAround();
+
+	// if we are at our hiding spot, crouch and wait
+	if (m_isAtSpot)
+	{
+		me->ResetStuckMonitor();
+
+		CNavArea *area = TheNavMesh->GetNavArea( m_hidingSpot );
+		if ( !area || !( area->GetAttributes() & NAV_MESH_STAND ) )
+		{
+			me->Crouch();
+		}
+
+		// check if duration has expired
+		if (m_hideTimer.IsElapsed()) 
+		{
+			if (me->GetTask() == CCSBot::GUARD_LOOSE_BOMB)
+			{
+				// if we're guarding the loose bomb, continue to guard it but pick a new spot
+				me->Hide( TheCSBots()->GetLooseBombArea() );
+				return;
+			}
+			else if (me->GetTask() == CCSBot::GUARD_BOMB_ZONE)
+			{
+				// if we're guarding a bombsite, continue to guard it but pick a new spot
+				const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( myOrigin );
+				if (zone)
+				{
+					CNavArea *area = TheCSBots()->GetRandomAreaInZone( zone );
+					if (area)
+					{
+						me->Hide( area );
+						return;
+					}
+				}
+			}
+			else if (me->GetTask() == CCSBot::GUARD_HOSTAGE_RESCUE_ZONE)
+			{
+				// if we're guarding a rescue zone, continue to guard this or another rescue zone
+				if (me->GuardRandomZone())
+				{
+					me->SetTask( CCSBot::GUARD_HOSTAGE_RESCUE_ZONE );
+					me->PrintIfWatched( "Continuing to guard hostage rescue zones\n" );
+					me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+					me->GetChatter()->GuardingHostageEscapeZone( IS_PLAN );
+					return;
+				}
+			}
+
+			me->Idle();
+			return;
+		}
+
+/*
+		// if we are watching for an approaching noisy enemy, anticipate and fire before they round the corner
+		/// @todo Need to check if we are looking at an ENEMY_NOISE here
+		const float veryCloseNoise = 250.0f;
+		if (me->IsLookingAtSpot() && me->GetNoiseRange() < veryCloseNoise)
+		{
+			// fire!
+			me->PrimaryAttack();
+			me->PrintIfWatched( "Firing at anticipated enemy coming around the corner!\n" );
+		}
+*/
+
+		// if we have a shield, hide behind it
+		if (me->HasShield() && !me->IsProtectedByShield())
+			me->SecondaryAttack();
+
+		// while sitting at our hiding spot, if we are being attacked but can't see our attacker, move somewhere else
+		const float hurtRecentlyTime = 1.0f;
+		if (!me->IsEnemyVisible() && me->GetTimeSinceAttacked() < hurtRecentlyTime)
+		{
+			me->Idle();
+			return;
+		}
+
+		// encourage the human player
+		if (!me->IsDoingScenario())
+		{
+			if (me->GetTeamNumber() == TEAM_CT)
+			{
+				if (me->GetTask() == CCSBot::GUARD_BOMB_ZONE && 
+					me->IsAtHidingSpot() && 
+					TheCSBots()->IsBombPlanted())
+				{
+					if (me->GetNearbyEnemyCount() == 0)
+					{
+						const float someTime = 30.0f;
+						const float littleTime = 11.0;
+
+						if (TheCSBots()->GetBombTimeLeft() > someTime)
+							me->GetChatter()->Encourage( "BombsiteSecure", RandomFloat( 10.0f, 15.0f ) );
+						else if (TheCSBots()->GetBombTimeLeft() > littleTime)
+							me->GetChatter()->Encourage( "WaitingForHumanToDefuseBomb", RandomFloat( 5.0f, 8.0f ) );
+						else
+							me->GetChatter()->Encourage( "WaitingForHumanToDefuseBombPanic", RandomFloat( 3.0f, 4.0f ) );
+					}
+				}
+
+				if (me->GetTask() == CCSBot::GUARD_HOSTAGES && me->IsAtHidingSpot())
+				{
+					if (me->GetNearbyEnemyCount() == 0)
+					{
+						CHostage *hostage = me->GetGameState()->GetNearestVisibleFreeHostage();
+						if (hostage)
+						{
+							me->GetChatter()->Encourage( "WaitingForHumanToRescueHostages", RandomFloat( 10.0f, 15.0f ) );
+						}
+					}
+				}
+			}
+		}
+	}
+	else
+	{
+		// we are moving to our hiding spot
+
+		// snipers periodically pause and fire while retreating
+		if (me->IsSniper() && me->IsEnemyVisible())
+		{
+			if (m_isPaused)
+			{
+				if (m_pauseTimer.IsElapsed())
+				{
+					// get moving
+					m_isPaused = false;
+					m_pauseTimer.Start( RandomFloat( 1.0f, 3.0f ) );
+				}
+				else
+				{
+					me->Wait( 0.2f );
+				}
+			}
+			else
+			{
+				if (m_pauseTimer.IsElapsed())
+				{
+					// pause for a moment
+					m_isPaused = true;
+					m_pauseTimer.Start( RandomFloat( 0.5f, 1.5f ) );
+				}
+			}
+		}
+
+		// if a Player is using this hiding spot, give up
+		float range;
+		CCSPlayer *camper = static_cast<CCSPlayer *>( UTIL_GetClosestPlayer( m_hidingSpot, &range ) );
+
+		const float closeRange = 75.0f;
+		if (camper && camper != me && range < closeRange && me->IsVisible( camper, CHECK_FOV ))
+		{
+			// player is in our hiding spot
+			me->PrintIfWatched( "Someone's in my hiding spot - picking another...\n" );
+
+			const int maxRetries = 3;
+			if (m_retry++ >= maxRetries)
+			{
+				me->PrintIfWatched( "Can't find a free hiding spot, giving up.\n" );
+				me->Idle();
+				return;
+			}
+
+			// pick another hiding spot near where we were planning on hiding
+			me->Hide( TheNavMesh->GetNavArea( m_hidingSpot ) );
+
+			return;
+		}
+
+		Vector toSpot;
+		toSpot.x = m_hidingSpot.x - myOrigin.x;
+		toSpot.y = m_hidingSpot.y - myOrigin.y;
+		toSpot.z = m_hidingSpot.z - me->GetFeetZ(); // use feet location
+		range = toSpot.Length();
+
+		// look outwards as we get close to our hiding spot
+		if (!me->IsEnemyVisible() && !m_isLookingOutward)
+		{
+			const float lookOutwardRange = 200.0f;
+			const float nearSpotRange = 10.0f;
+			if (range < lookOutwardRange && range > nearSpotRange)
+			{
+				m_isLookingOutward = true;
+
+				toSpot.x /= range;
+				toSpot.y /= range;
+				toSpot.z /= range;
+
+				me->SetLookAt( "Face outward", me->EyePosition() - 1000.0f * toSpot, PRIORITY_HIGH, 3.0f );
+			}
+		}
+
+		const float atDist = 20.0f;
+		if (range < atDist)
+		{
+			//-------------------------------------
+			// Just reached our hiding spot
+			//
+			m_isAtSpot = true;
+			m_hideTimer.Start( m_duration );
+
+			// make sure our approach points are valid, since we'll be watching them
+			me->ComputeApproachPoints();
+			me->ClearLookAt();
+
+			// ready our weapon and prepare to attack
+			me->EquipBestWeapon( me->IsUsingGrenade() );
+			me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+
+			// if we are a sniper, update our task
+			if (me->GetTask() == CCSBot::MOVE_TO_SNIPER_SPOT)
+			{
+				me->SetTask( CCSBot::SNIPING );
+			}
+			else if (me->GetTask() == CCSBot::GUARD_INITIAL_ENCOUNTER)
+			{
+				const float campChatterChance = 20.0f;
+				if (RandomFloat( 0, 100 ) < campChatterChance)
+				{
+					me->GetChatter()->Say( "WaitingHere" );
+				}
+			}
+
+			
+			// determine which way to look
+			trace_t result;
+			float outAngle = 0.0f;
+			float outAngleRange = 0.0f;
+			for( float angle = 0.0f; angle < 360.0f; angle += 45.0f )
+			{
+				UTIL_TraceLine( me->EyePosition(), me->EyePosition() + 1000.0f * Vector( BotCOS(angle), BotSIN(angle), 0.0f ), MASK_PLAYERSOLID, me, COLLISION_GROUP_NONE, &result );
+
+				if (result.fraction > outAngleRange)
+				{
+					outAngle = angle;
+					outAngleRange = result.fraction;
+				}
+			}
+
+			me->SetLookAheadAngle( outAngle );
+
+		}
+
+		// move to hiding spot
+		if (me->UpdatePathMovement() != CCSBot::PROGRESSING && !m_isAtSpot)
+		{
+			// we couldn't get to our hiding spot - pick another
+			me->PrintIfWatched( "Can't get to my hiding spot - finding another...\n" );
+
+			// search from hiding spot, since we know it was valid
+			const Vector *pos = FindNearbyHidingSpot( me, m_hidingSpot, m_range, me->IsSniper() );
+			if (pos == NULL)
+			{
+				// no available hiding spots
+				me->PrintIfWatched( "No available hiding spots - hiding where I'm at.\n" );
+
+				// hide where we are
+				m_hidingSpot.x = myOrigin.x;
+				m_hidingSpot.x = myOrigin.y;
+				m_hidingSpot.z = me->GetFeetZ();
+			}
+			else
+			{
+				m_hidingSpot = *pos;
+			}
+
+			// build a path to our new hiding spot
+			if (me->ComputePath( m_hidingSpot, FASTEST_ROUTE ) == false)
+			{
+				me->PrintIfWatched( "Can't pathfind to hiding spot\n" );
+				me->Idle();
+				return;
+			}
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void HideState::OnExit( CCSBot *me )
+{
+	m_isHoldingPosition = false;
+
+	me->StandUp();
+	me->ResetStuckMonitor();
+	//me->ClearLookAt();
+	me->ClearApproachPoints();
+
+	// if we have a shield, put it away
+	if (me->HasShield() && me->IsProtectedByShield())
+		me->SecondaryAttack();
+}

game/server/cstrike15/bot/states/cs_bot_hunt.cpp

@@ -0,0 +1,237 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_simple_hostage.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Begin the hunt
+ */
+void HuntState::OnEnter( CCSBot *me )
+{
+	// lurking death
+	if (me->IsUsingKnife() && me->IsWellPastSafe() && !me->IsHurrying())
+		me->Walk();
+	else
+		me->Run();
+
+
+	me->StandUp();
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+	me->SetTask( CCSBot::SEEK_AND_DESTROY );
+
+	me->DestroyPath();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Hunt down our enemies
+ */
+void HuntState::OnUpdate( CCSBot *me )
+{
+	// if we've been hunting for a long time, drop into Idle for a moment to
+	// select something else to do
+	const float huntingTooLongTime = 30.0f;
+	if (gpGlobals->curtime - me->GetStateTimestamp() > huntingTooLongTime)
+	{
+		// stop being a rogue and do the scenario, since there must not be many enemies left to hunt
+		me->PrintIfWatched( "Giving up hunting.\n" );
+		me->SetRogue( false );
+		me->Idle();
+		return;
+	}
+
+	// scenario logic
+	if (TheCSBots()->GetScenario() == CCSBotManager::SCENARIO_DEFUSE_BOMB)
+	{
+		if (me->GetTeamNumber() == TEAM_TERRORIST)
+		{
+			// if we have the bomb and it's time to plant, or we happen to be in a bombsite and it seems safe, do it
+			if (me->HasC4())
+			{
+				const float safeTime = 3.0f;
+
+				if (TheCSBots()->IsTimeToPlantBomb() || 
+						(me->IsAtBombsite() && gpGlobals->curtime - me->GetLastSawEnemyTimestamp() > safeTime))
+				{
+					me->Idle();
+					return;
+				}
+			}
+
+			// if we notice the bomb lying on the ground, go get it
+			if (me->NoticeLooseBomb())
+			{
+				me->FetchBomb();
+				return;
+			}
+
+			// if bomb has been planted, and we hear it, move to a hiding spot near the bomb and watch it
+			const Vector *bombPos = me->GetGameState()->GetBombPosition();
+			if (!me->IsRogue() && me->GetGameState()->IsBombPlanted() && bombPos)
+			{
+				me->SetTask( CCSBot::GUARD_TICKING_BOMB );
+				me->Hide( TheNavMesh->GetNavArea( *bombPos ) );
+				return;
+			}
+		}
+		else		// CT
+		{
+			if (!me->IsRogue() && me->CanSeeLooseBomb())
+			{
+				// if we are near the loose bomb and can see it, hide nearby and guard it
+				me->SetTask( CCSBot::GUARD_LOOSE_BOMB );
+				me->Hide( TheCSBots()->GetLooseBombArea() );
+				me->GetChatter()->GuardingLooseBomb( TheCSBots()->GetLooseBomb() );
+				return;
+			}
+			else if (TheCSBots()->IsBombPlanted())
+			{
+				// rogues will defuse a bomb, but not guard the defuser
+				if (!me->IsRogue() || !TheCSBots()->GetBombDefuser())
+				{
+					// search for the planted bomb to defuse
+					me->Idle();
+					return;
+				}
+			}
+		}
+	}
+	else if (TheCSBots()->GetScenario() == CCSBotManager::SCENARIO_RESCUE_HOSTAGES)
+	{
+		if (me->GetTeamNumber() == TEAM_TERRORIST)
+		{
+			if (me->GetGameState()->AreAllHostagesBeingRescued())
+			{
+				// all hostages are being rescued, head them off at the escape zones
+				if (me->GuardRandomZone())
+				{
+					me->SetTask( CCSBot::GUARD_HOSTAGE_RESCUE_ZONE );
+					me->PrintIfWatched( "Trying to beat them to an escape zone!\n" );
+					me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+					me->GetChatter()->GuardingHostageEscapeZone( IS_PLAN );
+					return;
+				}
+			}
+
+			// if safe time is up, and we stumble across a hostage, guard it
+			if (!me->IsRogue() && !me->IsSafe())
+			{
+				CHostage *hostage = me->GetGameState()->GetNearestVisibleFreeHostage();
+				if (hostage)
+				{
+					CNavArea *area = TheNavMesh->GetNearestNavArea( GetCentroid( hostage ) );
+					if (area)
+					{
+						// we see a free hostage, guard it
+						me->SetTask( CCSBot::GUARD_HOSTAGES );
+						me->Hide( area );
+						me->PrintIfWatched( "I'm guarding hostages\n" );
+						me->GetChatter()->GuardingHostages( area->GetPlace(), IS_PLAN );
+						return;
+					}
+				}
+			}
+		}
+	}
+
+	// listen for enemy noises
+	if (me->HeardInterestingNoise())
+	{
+		me->InvestigateNoise();
+		return;
+	}
+		
+	// look around
+	me->UpdateLookAround();
+
+	if ( !TheCSBots()->AllowedToDoExpensiveBotOperationThisFrame() )
+		return;
+
+	// if we have reached our destination area, pick a new one
+	// if our path fails, pick a new one
+	if (me->GetLastKnownArea() == m_huntArea || me->UpdatePathMovement() != CCSBot::PROGRESSING)
+	{
+		// pick a new hunt area
+		const float earlyGameTime = 45.0f;
+		if (TheCSBots()->GetElapsedRoundTime() < earlyGameTime && !me->HasVisitedEnemySpawn())
+		{
+			// in the early game, rush the enemy spawn
+			CBaseEntity *enemySpawn = TheCSBots()->GetRandomSpawn( OtherTeam( me->GetTeamNumber() ) );
+
+			//ADRIAN: REVISIT
+			if ( enemySpawn )
+			{
+				m_huntArea = TheNavMesh->GetNavArea( enemySpawn->WorldSpaceCenter() );
+			}
+		}
+		else
+		{
+			m_huntArea = NULL;
+			float oldest = 0.0f;
+
+			int areaCount = 0;
+			const float minSize = 150.0f;
+
+			FOR_EACH_VEC( TheNavAreas, it )
+			{
+				CNavArea *area = TheNavAreas[ it ];
+
+				++areaCount;
+
+				// skip the small areas
+				Extent extent;
+				area->GetExtent(&extent);
+				if (extent.hi.x - extent.lo.x < minSize || extent.hi.y - extent.lo.y < minSize)
+					continue;
+
+				// keep track of the least recently cleared area
+				float age = gpGlobals->curtime - area->GetClearedTimestamp( me->GetTeamNumber()-1 );
+				if (age > oldest)
+				{
+					oldest = age;
+					m_huntArea = area;
+				}
+			}
+
+			// if all the areas were too small, pick one at random
+			int which = RandomInt( 0, areaCount-1 );
+
+			areaCount = 0;
+			FOR_EACH_VEC( TheNavAreas, hit )
+			{
+				m_huntArea = TheNavAreas[ hit ];
+
+				if (which == areaCount)
+					break;
+
+				--which;
+			}
+		}
+
+		if (m_huntArea)
+		{
+			// create a new path to a far away area of the map
+			me->ComputePath( m_huntArea->GetCenter() );
+		}
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Done hunting
+ */
+void HuntState::OnExit( CCSBot *me )
+{
+}

game/server/cstrike15/bot/states/cs_bot_idle.cpp

@@ -0,0 +1,909 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_simple_hostage.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// range for snipers to select a hiding spot
+const float sniperHideRange = 2000.0f;
+
+extern ConVar mp_guardian_target_site;
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * The Idle state.
+ * We never stay in the Idle state - it is a "home base" for the state machine that
+ * does various checks to determine what we should do next.
+ */
+void IdleState::OnEnter( CCSBot *me )
+{
+	me->DestroyPath();
+	me->SetBotEnemy( NULL );
+
+	// lurking death
+	if (me->IsUsingKnife() && me->IsWellPastSafe() && !me->IsHurrying())
+		me->Walk();
+
+	//
+	// Since Idle assigns tasks, we assume that coming back to Idle means our task is complete
+	//
+	me->SetTask( CCSBot::SEEK_AND_DESTROY );
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Determine what we should do next
+ */
+void IdleState::OnUpdate( CCSBot *me )
+{
+	// all other states assume GetLastKnownArea() is valid, ensure that it is
+	if (me->GetLastKnownArea() == NULL && me->StayOnNavMesh() == false)
+		return;
+
+	// zombies never leave the Idle state
+	if (cv_bot_zombie.GetBool())
+	{
+		me->ResetStuckMonitor();
+		return;
+	}
+
+	// if we are in the early "safe" time, grab a knife or grenade
+	if (me->IsSafe())
+	{
+		// if we have a grenade, use it
+		if (!me->EquipGrenade())
+		{
+			// high-skill bots run with the knife
+			if (me->GetProfile()->GetSkill() > 0.33f)
+			{
+				me->EquipKnife();
+			}
+		}
+	}
+
+	// if round is over, hunt
+	if (me->GetGameState()->IsRoundOver())
+	{
+		// if we are escorting hostages, try to get to the rescue zone
+		if (me->GetHostageEscortCount())
+		{
+			const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( me->GetLastKnownArea(), PathCost( me, FASTEST_ROUTE ) );
+			const Vector *zonePos = TheCSBots()->GetRandomPositionInZone( zone );
+
+			if (zonePos)
+			{
+				me->SetTask( CCSBot::RESCUE_HOSTAGES );
+				me->Run();
+				me->SetDisposition( CCSBot::SELF_DEFENSE );
+				me->MoveTo( *zonePos, FASTEST_ROUTE );
+				me->PrintIfWatched( "Trying to rescue hostages at the end of the round\n" );
+				return;
+			}
+		}
+
+		me->Hunt();
+		return;
+	}
+
+	const float defenseSniperCampChance = 75.0f;
+	const float offenseSniperCampChance = 10.0f;
+
+	// if we were following someone, continue following them
+	if (me->IsFollowing())
+	{
+		me->ContinueFollowing();
+		return;
+	}
+
+	if ( CSGameRules()->IsPlayingCooperativeGametype() )
+	{
+		UpdateCoop( me );
+		return;
+	}
+		
+	//
+	// Scenario logic
+	//
+	switch (TheCSBots()->GetScenario())
+	{
+		//======================================================================================================
+		case CCSBotManager::SCENARIO_DEFUSE_BOMB:
+		{
+			// if this is a bomb game and we have the bomb, go plant it
+			if (me->GetTeamNumber() == TEAM_TERRORIST)
+			{
+				if (me->GetGameState()->IsBombPlanted())
+				{
+					if (me->GetGameState()->GetPlantedBombsite() != CSGameState::UNKNOWN)
+					{
+						// T's always know where the bomb is - go defend it
+						const CCSBotManager::Zone *zone = TheCSBots()->GetZone( me->GetGameState()->GetPlantedBombsite() );
+						if (zone)
+						{
+							me->SetTask( CCSBot::GUARD_TICKING_BOMB );
+
+							Place place = TheNavMesh->GetPlace( zone->m_center );
+							if (place != UNDEFINED_PLACE)
+							{
+								// pick a random hiding spot in this place
+								const Vector *spot = FindRandomHidingSpot( me, place, me->IsSniper() );
+								if (spot)
+								{
+									me->Hide( *spot );
+									return;
+								}
+							}
+
+							// hide nearby
+							me->Hide( TheNavMesh->GetNearestNavArea( zone->m_center ) );
+							return;
+						}
+					}
+					else
+					{
+						// ask our teammates where the bomb is
+						me->GetChatter()->RequestBombLocation();
+
+						// we dont know where the bomb is - we must search the bombsites
+						int zoneIndex = me->GetGameState()->GetNextBombsiteToSearch();
+
+						// move to bombsite - if we reach it, we'll update its cleared status, causing us to select another
+						const Vector *pos = TheCSBots()->GetRandomPositionInZone( TheCSBots()->GetZone( zoneIndex ) );
+						if (pos)
+						{
+							me->SetTask( CCSBot::FIND_TICKING_BOMB );
+							me->MoveTo( *pos );
+							return;
+						}
+					}
+				}
+				else if (me->HasC4())
+				{
+					// always pick a random spot to plant in case the spot we'd picked is inaccessible
+					if (TheCSBots()->IsTimeToPlantBomb())
+					{
+						// move to the closest bomb site
+						const CCSBotManager::Zone *zone = TheCSBots()->GetClosestZone( me->GetLastKnownArea(), PathCost( me ) );
+						if (zone)
+						{
+							// pick a random spot within the bomb zone
+							const Vector *pos = TheCSBots()->GetRandomPositionInZone( zone );
+							if (pos)
+							{
+								// move to bombsite
+								me->SetTask( CCSBot::PLANT_BOMB );
+								me->Run();
+								me->MoveTo( *pos );
+
+								return;
+							}
+						}
+					}
+				}
+				else
+				{
+					// at the start of the round, we may decide to defend "initial encounter" areas
+					// where we will first meet the enemy rush
+					if (me->IsSafe())
+					{
+						float defendRushChance = -17.0f * (me->GetMorale() - 2);
+
+						if (me->IsSniper() || RandomFloat( 0.0f, 100.0f ) < defendRushChance)
+						{
+							if (me->MoveToInitialEncounter())
+							{
+								me->PrintIfWatched( "I'm guarding an initial encounter area\n" );
+								me->SetTask( CCSBot::GUARD_INITIAL_ENCOUNTER );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+					}
+
+					// small chance of sniper camping on offense, if we aren't carrying the bomb
+					if (me->GetFriendsRemaining() && me->IsSniper() && RandomFloat( 0, 100.0f ) < offenseSniperCampChance)
+					{
+						me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+						me->Hide( me->GetLastKnownArea(), RandomFloat( 10.0f, 30.0f ), sniperHideRange );
+						me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+						me->PrintIfWatched( "Sniping!\n" );
+						return;
+					}
+
+					// if the bomb is loose (on the ground), go get it
+					if (me->NoticeLooseBomb())
+					{
+						me->FetchBomb();
+						return;
+					}
+
+					// if bomb has been planted, and we hear it, move to a hiding spot near the bomb and guard it
+					if (!me->IsRogue() && me->GetGameState()->IsBombPlanted() && me->GetGameState()->GetBombPosition())
+					{
+						const Vector *bombPos = me->GetGameState()->GetBombPosition();
+
+						if (bombPos)
+						{
+							me->SetTask( CCSBot::GUARD_TICKING_BOMB );
+							me->Hide( TheNavMesh->GetNavArea( *bombPos ) );
+							return;
+						}
+					}
+				}
+			}
+			else	// CT ------------------------------------------------------------------------------------------
+			{
+				if (me->GetGameState()->IsBombPlanted())
+				{
+					// if the bomb has been planted, attempt to defuse it
+					const Vector *bombPos = me->GetGameState()->GetBombPosition();
+					if (bombPos)
+					{
+						// if someone is defusing the bomb, guard them
+						if (TheCSBots()->GetBombDefuser())
+						{
+							if (!me->IsRogue())
+							{
+								me->SetTask( CCSBot::GUARD_BOMB_DEFUSER );
+								me->Hide( TheNavMesh->GetNavArea( *bombPos ) );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+						else if (me->IsDoingScenario())
+						{
+							// move to the bomb and defuse it
+							me->SetTask( CCSBot::DEFUSE_BOMB );
+							me->SetDisposition( CCSBot::SELF_DEFENSE );
+							me->MoveTo( *bombPos );
+							return;
+						}
+						else
+						{
+							// we're not allowed to defuse, guard the bomb zone
+							me->SetTask( CCSBot::GUARD_BOMB_ZONE );
+							me->Hide( TheNavMesh->GetNavArea( *bombPos ) );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+					else if (me->GetGameState()->GetPlantedBombsite() != CSGameState::UNKNOWN)
+					{
+						// we know which bombsite, but not exactly where the bomb is, go there
+						const CCSBotManager::Zone *zone = TheCSBots()->GetZone( me->GetGameState()->GetPlantedBombsite() );
+						if (zone)
+						{
+							if (me->IsDoingScenario())
+							{
+								me->SetTask( CCSBot::DEFUSE_BOMB );
+								me->MoveTo( zone->m_center );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+							else
+							{
+								// we're not allowed to defuse, guard the bomb zone
+								me->SetTask( CCSBot::GUARD_BOMB_ZONE );
+								me->Hide( TheNavMesh->GetNavArea( zone->m_center ) );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+					}
+					else
+					{
+						// we dont know where the bomb is - we must search the bombsites
+
+						// find closest un-cleared bombsite
+						const CCSBotManager::Zone *zone = NULL;
+						float travelDistance = 9999999.9f;
+
+						for( int z=0; z<TheCSBots()->GetZoneCount(); ++z )
+						{
+							if (TheCSBots()->GetZone(z)->m_areaCount == 0)
+								continue;
+
+							// don't check bombsites that have been cleared
+							if (me->GetGameState()->IsBombsiteClear( z ))
+								continue;
+
+							// just use the first overlapping nav area as a reasonable approximation
+							ShortestPathCost cost = ShortestPathCost();
+							float dist = NavAreaTravelDistance( me->GetLastKnownArea(), 
+																TheNavMesh->GetNearestNavArea( TheCSBots()->GetZone(z)->m_center ), 
+																cost );
+
+							if (dist >= 0.0f && dist < travelDistance)
+							{
+								zone = TheCSBots()->GetZone(z);
+								travelDistance = dist;
+							}
+						}			
+						
+						
+						if (zone)
+						{
+							const float farAwayRange = 2000.0f;
+							if (travelDistance > farAwayRange)
+							{
+								zone = NULL;
+							}
+						}
+
+						// if closest bombsite is "far away", pick one at random
+						if (zone == NULL)
+						{
+							int zoneIndex = me->GetGameState()->GetNextBombsiteToSearch();
+							zone = TheCSBots()->GetZone( zoneIndex );
+						}
+
+						// move to bombsite - if we reach it, we'll update its cleared status, causing us to select another
+						if (zone)
+						{
+							const Vector *pos = TheCSBots()->GetRandomPositionInZone( zone );
+							if (pos)
+							{
+								me->SetTask( CCSBot::FIND_TICKING_BOMB );
+								me->MoveTo( *pos );
+								return;
+							}
+						}
+					}
+					AssertMsg( 0, "A CT bot doesn't know what to do while the bomb is planted!\n" );
+				}
+
+
+				// if we have a sniper rifle, we like to camp, whether rogue or not
+				if (me->IsSniper() && !me->IsSafe())
+				{
+					if (RandomFloat( 0, 100 ) <= defenseSniperCampChance)
+					{
+						CNavArea *snipingArea = NULL;
+
+						// if the bomb is loose, snipe near it
+						const Vector *bombPos = me->GetGameState()->GetBombPosition();
+						if (me->GetGameState()->IsLooseBombLocationKnown() && bombPos)
+						{
+							snipingArea = TheNavMesh->GetNearestNavArea( *bombPos );
+							me->PrintIfWatched( "Sniping near loose bomb\n" );
+						}
+						else
+						{
+							// snipe bomb zone(s)
+							const CCSBotManager::Zone *zone = TheCSBots()->GetRandomZone();
+							if (zone)
+							{
+								snipingArea = TheCSBots()->GetRandomAreaInZone( zone );
+								me->PrintIfWatched( "Sniping near bombsite\n" );
+							}
+						}
+
+						if (snipingArea)
+						{
+							me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+							me->Hide( snipingArea, -1.0, sniperHideRange );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+				}
+
+				// rogues just hunt, unless they want to snipe
+				// if the whole team has decided to rush, hunt
+				// if we know the bomb is dropped, hunt for enemies and the loose bomb
+				if (me->IsRogue() || TheCSBots()->IsDefenseRushing() || me->GetGameState()->IsLooseBombLocationKnown())
+				{
+					me->Hunt();
+					return;
+				}
+
+				// the lower our morale gets, the more we want to camp the bomb zone(s)
+				// only decide to camp at the start of the round, or if we haven't seen anything for a long time
+				if (me->IsSafe() || me->HasNotSeenEnemyForLongTime())
+				{
+					float guardBombsiteChance = -34.0f * me->GetMorale();
+
+					if (RandomFloat( 0.0f, 100.0f ) < guardBombsiteChance)
+					{
+						float guardRange = 500.0f + 100.0f * (me->GetMorale() + 3);
+
+						// guard bomb zone(s)
+						const CCSBotManager::Zone *zone = TheCSBots()->GetRandomZone();
+						if (zone)
+						{
+							CNavArea *area = TheCSBots()->GetRandomAreaInZone( zone );
+							if (area)
+							{
+								me->PrintIfWatched( "I'm guarding a bombsite\n" );
+								me->GetChatter()->GuardingBombsite( area->GetPlace() );
+								me->SetTask( CCSBot::GUARD_BOMB_ZONE );
+								me->Hide( area, -1.0, guardRange );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+					}
+
+					// at the start of the round, we may decide to defend "initial encounter" areas
+					// where we will first meet the enemy rush
+					if (me->IsSafe())
+					{
+						float defendRushChance = -17.0f * (me->GetMorale() - 2);
+
+						if (me->IsSniper() || RandomFloat( 0.0f, 100.0f ) < defendRushChance)
+						{
+							if (me->MoveToInitialEncounter())
+							{
+								me->PrintIfWatched( "I'm guarding an initial encounter area\n" );
+								me->SetTask( CCSBot::GUARD_INITIAL_ENCOUNTER );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+					}
+				}
+			}
+
+			break;
+		}
+
+		//======================================================================================================
+		case CCSBotManager::SCENARIO_ESCORT_VIP:
+		{
+			if (me->GetTeamNumber() == TEAM_TERRORIST)
+			{
+				// if we have a sniper rifle, we like to camp, whether rogue or not
+				if (me->IsSniper())
+				{
+					if (RandomFloat( 0, 100 ) <= defenseSniperCampChance)
+					{
+						// snipe escape zone(s)
+						const CCSBotManager::Zone *zone = TheCSBots()->GetRandomZone();
+						if (zone)
+						{
+							CNavArea *area = TheCSBots()->GetRandomAreaInZone( zone );
+							if (area)
+							{
+								me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+								me->Hide( area, -1.0, sniperHideRange );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								me->PrintIfWatched( "Sniping near escape zone\n" );
+								return;
+							}
+						}
+					}
+				}
+
+				// rogues just hunt, unless they want to snipe
+				// if the whole team has decided to rush, hunt
+				if (me->IsRogue() || TheCSBots()->IsDefenseRushing())
+					break;
+
+				// the lower our morale gets, the more we want to camp the escape zone(s)
+				float guardEscapeZoneChance = -34.0f * me->GetMorale();
+
+				if (RandomFloat( 0.0f, 100.0f ) < guardEscapeZoneChance)
+				{
+					// guard escape zone(s)
+					const CCSBotManager::Zone *zone = TheCSBots()->GetRandomZone();
+					if (zone)
+					{
+						CNavArea *area = TheCSBots()->GetRandomAreaInZone( zone );
+						if (area)
+						{
+							// guard the escape zone - stay closer if our morale is low
+							me->SetTask( CCSBot::GUARD_VIP_ESCAPE_ZONE );
+							me->PrintIfWatched( "I'm guarding an escape zone\n" );
+
+							float escapeGuardRange = 750.0f + 250.0f * (me->GetMorale() + 3);
+							me->Hide( area, -1.0, escapeGuardRange );
+
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+				}
+			}
+			else	// CT
+			{
+				if (me->m_bIsVIP)
+				{
+					// if early in round, pick a random zone, otherwise pick closest zone
+					const float earlyTime = 20.0f;
+					const CCSBotManager::Zone *zone = NULL;
+
+					if (TheCSBots()->GetElapsedRoundTime() < earlyTime)
+					{
+						// pick random zone
+						zone = TheCSBots()->GetRandomZone();
+					}
+					else
+					{
+						// pick closest zone
+						zone = TheCSBots()->GetClosestZone( me->GetLastKnownArea(), PathCost( me ) );
+					}
+
+					if (zone)
+					{
+						// pick a random spot within the escape zone
+						const Vector *pos = TheCSBots()->GetRandomPositionInZone( zone );
+						if (pos)
+						{
+							// move to escape zone
+							me->SetTask( CCSBot::VIP_ESCAPE );
+							me->Run();
+							me->MoveTo( *pos );
+
+							// tell team to follow
+							const float repeatTime = 30.0f;
+							if (me->GetFriendsRemaining() && 
+									TheCSBots()->GetRadioMessageInterval( RADIO_FOLLOW_ME, me->GetTeamNumber() ) > repeatTime)
+								me->SendRadioMessage( RADIO_FOLLOW_ME );
+							return;
+						}
+					}
+				}
+				else
+				{
+					// small chance of sniper camping on offense, if we aren't VIP
+					if (me->GetFriendsRemaining() && me->IsSniper() && RandomFloat( 0, 100.0f ) < offenseSniperCampChance)
+					{
+						me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+						me->Hide( me->GetLastKnownArea(), RandomFloat( 10.0f, 30.0f ), sniperHideRange );
+						me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+						me->PrintIfWatched( "Sniping!\n" );
+						return;
+					}
+				}
+			}
+			break;
+		}
+
+		//======================================================================================================
+		case CCSBotManager::SCENARIO_RESCUE_HOSTAGES:
+		{
+			if (me->GetTeamNumber() == TEAM_TERRORIST)
+			{
+				bool campHostages;
+
+				// if we are in early game, camp the hostages
+				if (me->IsSafe())
+				{
+					campHostages = true;
+				}
+				else if (me->GetGameState()->HaveSomeHostagesBeenTaken() || me->GetGameState()->AreAllHostagesBeingRescued())
+				{
+					campHostages = false;
+				}
+				else
+				{
+					// later in the game, camp either hostages or escape zone
+					const float campZoneChance = 100.0f * (TheCSBots()->GetElapsedRoundTime() - me->GetSafeTime())/120.0f;
+
+					campHostages = (RandomFloat( 0, 100 ) > campZoneChance) ? true : false; 
+				}
+
+
+				// if we have a sniper rifle, we like to camp, whether rogue or not
+				if (me->IsSniper())
+				{
+					// the at start of the round, snipe the initial rush
+					if (me->IsSafe())
+					{
+						if (me->MoveToInitialEncounter() && CSGameRules()->IsPlayingCooperativeGametype() == false )
+						{
+							me->PrintIfWatched( "I'm sniping an initial encounter area\n" );
+							me->SetTask( CCSBot::GUARD_INITIAL_ENCOUNTER );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+
+					if (RandomFloat( 0, 100 ) <= defenseSniperCampChance)
+					{
+						const Vector *hostagePos = me->GetGameState()->GetRandomFreeHostagePosition();
+						if (hostagePos && campHostages)
+						{
+							me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+							me->PrintIfWatched( "Sniping near hostages\n" );
+							me->Hide( TheNavMesh->GetNearestNavArea( *hostagePos ), -1.0, sniperHideRange );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+						else
+						{
+							// camp the escape zone(s)
+							if (me->GuardRandomZone( sniperHideRange ))
+							{
+								me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+								me->PrintIfWatched( "Sniping near a rescue zone\n" );
+								me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+								return;
+							}
+						}
+					}
+				}
+
+				// if safe time is up, and we stumble across a hostage, guard it
+				if (!me->IsSafe() && !me->IsRogue())
+				{
+					CBaseEntity *hostage = me->GetGameState()->GetNearestVisibleFreeHostage();
+					if (hostage)
+					{
+						// we see a free hostage, guard it
+						CNavArea *area = TheNavMesh->GetNearestNavArea( GetCentroid( hostage ) );
+						if (area)
+						{
+							me->SetTask( CCSBot::GUARD_HOSTAGES );
+							me->Hide( area );
+							me->PrintIfWatched( "I'm guarding hostages I found\n" );
+							// don't chatter here - he'll tell us when he's in his hiding spot
+							return;
+						}
+					}
+				}
+
+
+				// decide if we want to hunt, or guard
+				const float huntChance = 70.0f + 25.0f * me->GetMorale();
+
+				// rogues just hunt, unless they want to snipe
+				// if the whole team has decided to rush, hunt
+				if (me->GetFriendsRemaining())
+				{
+					if (me->IsRogue() || TheCSBots()->IsDefenseRushing() || RandomFloat( 0, 100 ) < huntChance)
+					{
+						me->Hunt();
+						return;
+					}
+				}
+
+				// at the start of the round, we may decide to defend "initial encounter" areas
+				// where we will first meet the enemy rush
+				if (me->IsSafe())
+				{
+					float defendRushChance = -17.0f * (me->GetMorale() - 2);
+
+					if (me->IsSniper() || RandomFloat( 0.0f, 100.0f ) < defendRushChance)
+					{
+						if (me->MoveToInitialEncounter())
+						{
+							me->PrintIfWatched( "I'm guarding an initial encounter area\n" );
+							me->SetTask( CCSBot::GUARD_INITIAL_ENCOUNTER );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+				}
+
+
+				// decide whether to camp the hostages or the escape zones
+				const Vector *hostagePos = me->GetGameState()->GetRandomFreeHostagePosition();
+				if (hostagePos && campHostages)
+				{
+					CNavArea *area = TheNavMesh->GetNearestNavArea( *hostagePos );
+					if (area)
+					{
+						// guard the hostages - stay closer to hostages if our morale is low
+						me->SetTask( CCSBot::GUARD_HOSTAGES );
+						me->PrintIfWatched( "I'm guarding hostages\n" );
+
+						float hostageGuardRange = 750.0f + 250.0f * (me->GetMorale() + 3);			// 2000
+						me->Hide( area, -1.0, hostageGuardRange );
+						me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+
+						if (RandomFloat( 0, 100 ) < 50)
+							me->GetChatter()->GuardingHostages( area->GetPlace(), IS_PLAN );
+
+						return;
+					}
+				}
+
+				// guard rescue zone(s)
+				if (me->GuardRandomZone())
+				{
+					me->SetTask( CCSBot::GUARD_HOSTAGE_RESCUE_ZONE );
+					me->PrintIfWatched( "I'm guarding a rescue zone\n" );
+					me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+					me->GetChatter()->GuardingHostageEscapeZone( IS_PLAN );
+					return;
+				}
+			}
+			else	// CT ---------------------------------------------------------------------------------
+			{
+				// only decide to do something else if we aren't already rescuing hostages
+				if (!me->GetHostageEscortCount())
+				{
+					// small chance of sniper camping on offense
+					if (me->GetFriendsRemaining() && me->IsSniper() && RandomFloat( 0, 100.0f ) < offenseSniperCampChance)
+					{
+						if ( CSGameRules()->IsPlayingCooperativeGametype() == false )
+						{
+							me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+							me->Hide( me->GetLastKnownArea(), RandomFloat( 10.0f, 30.0f ), sniperHideRange );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							me->PrintIfWatched( "Sniping!\n" );
+							return;
+						}
+					}
+
+					if (me->GetFriendsRemaining() && !me->GetHostageEscortCount())
+					{
+						// rogues just hunt, unless all friends are dead
+						// if we have friends left, we might go hunting instead of hostage rescuing
+						const float huntChance = 33.3f;
+						if (me->IsRogue() || RandomFloat( 0.0f, 100.0f ) < huntChance)
+						{
+							me->Hunt();
+							return;
+						}
+					}
+				}
+
+				// at the start of the round, we may decide to defend "initial encounter" areas
+				// where we will first meet the enemy rush
+				if (me->IsSafe())
+				{
+					float defendRushChance = -17.0f * (me->GetMorale() - 2);
+
+					if (CSGameRules()->IsPlayingCooperativeGametype() == false && 
+						 (me->IsSniper() || RandomFloat( 0.0f, 100.0f ) < defendRushChance) )
+					{
+						if (me->MoveToInitialEncounter())
+						{
+							me->PrintIfWatched( "I'm guarding an initial encounter area\n" );
+							me->SetTask( CCSBot::GUARD_INITIAL_ENCOUNTER );
+							me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+							return;
+						}
+					}
+				}
+
+				// look for free hostages - CT's have radar so they know where hostages are at all times
+				CHostage *hostage = me->GetGameState()->GetNearestFreeHostage();
+
+				// if we are not allowed to do the scenario, guard the hostages to clear the area for the human(s)
+				if (!me->IsDoingScenario())
+				{
+					if (hostage)
+					{		
+						CNavArea *area = TheNavMesh->GetNearestNavArea( GetCentroid( hostage ) );
+						if (area)
+						{
+							me->SetTask( CCSBot::GUARD_HOSTAGES );
+							me->Hide( area );
+							me->PrintIfWatched( "I'm securing the hostages for a human to rescue\n" );
+							return;
+						}
+					}
+
+					me->Hunt();
+					return;
+				}
+
+
+				bool fetchHostages = false;
+				bool rescueHostages = false;
+				const CCSBotManager::Zone *zone = NULL;
+				me->SetGoalEntity( NULL );
+
+				// if we are escorting hostages, determine where to take them
+				if (me->GetHostageEscortCount())
+					zone = TheCSBots()->GetClosestZone( me->GetLastKnownArea(), PathCost( me, FASTEST_ROUTE ) );
+
+				// if we are escorting hostages and there are more hostages to rescue, 
+				// determine whether it's faster to rescue the ones we have, or go get the remaining ones
+				if ( zone && HOSTAGE_RULE_CAN_PICKUP ) // We can only carry one hostage at a time so go ahead and rescue the one we have
+				{
+					rescueHostages = true;
+				}
+				else if (hostage)
+				{
+					Vector hostageOrigin = GetCentroid( hostage );
+
+					if (zone)
+					{
+						PathCost cost( me, FASTEST_ROUTE );
+						float toZone = NavAreaTravelDistance( me->GetLastKnownArea(), zone->m_area[0], cost  );
+						float toHostage = NavAreaTravelDistance( me->GetLastKnownArea(), TheNavMesh->GetNearestNavArea( GetCentroid( hostage ) ), cost );
+
+						if (toHostage < 0.0f)
+						{
+							rescueHostages = true;
+						}
+						else
+						{
+							if (toZone < toHostage)
+								rescueHostages = true;
+							else
+								fetchHostages = true;
+						}
+					}
+					else
+					{
+						fetchHostages = true;
+					}
+				}
+				else if (zone)
+				{
+					rescueHostages = true;
+				}
+
+
+				if (fetchHostages)
+				{
+					// go get hostages
+					me->SetTask( CCSBot::COLLECT_HOSTAGES );
+					me->Run();
+					me->SetGoalEntity( hostage );
+					me->ResetWaitForHostagePatience();
+
+					// if we already have some hostages, move to the others by the quickest route
+					RouteType route = (me->GetHostageEscortCount()) ? FASTEST_ROUTE : SAFEST_ROUTE;
+					me->MoveTo( GetCentroid( hostage ), route );
+
+					me->PrintIfWatched( "I'm collecting hostages\n" );
+					return;
+				}
+
+				const Vector *zonePos = TheCSBots()->GetRandomPositionInZone( zone );
+				if (rescueHostages && zonePos)
+				{
+					me->SetTask( CCSBot::RESCUE_HOSTAGES );
+					me->Run();
+					me->SetDisposition( CCSBot::SELF_DEFENSE );
+					me->MoveTo( *zonePos, FASTEST_ROUTE );
+					me->PrintIfWatched( "I'm rescuing hostages\n" );
+					me->GetChatter()->EscortingHostages();
+					return;
+				}
+			}
+			break;
+		}
+
+		default:	// deathmatch
+		{
+			// if we just spawned, cheat and make us aware of other players so players can't spawncamp us effectively
+			if ( me->m_spawnedTime - gpGlobals->curtime < 1.0f )
+			{
+				CUtlVector< CCSPlayer * > playerVector;
+				CollectPlayers( &playerVector, TEAM_ANY, COLLECT_ONLY_LIVING_PLAYERS );
+
+				for( int i=0; i<playerVector.Count(); ++i )
+				{
+					if ( me->entindex() == playerVector[i]->entindex() )
+					{
+						continue;
+					}
+
+					me->OnAudibleEvent( NULL, playerVector[i], 9999999.9f, PRIORITY_HIGH, true );
+				}
+			}
+
+			// sniping check
+			if (me->GetFriendsRemaining() && me->IsSniper() && RandomFloat( 0, 100.0f ) < offenseSniperCampChance)
+			{
+				me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+				me->Hide( me->GetLastKnownArea(), RandomFloat( 10.0f, 30.0f ), sniperHideRange );
+				me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+				me->PrintIfWatched( "Sniping!\n" );
+				return;
+			}
+			break;
+		}
+	}
+
+	// if we have nothing special to do, go hunting for enemies
+	me->Hunt();
+}
+

game/server/cstrike15/bot/states/cs_bot_idle_coop.cpp

@@ -0,0 +1,259 @@
+//========= Copyright <20> Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Idle update function for coop mode. Split into different file for clarity
+//
+//===========================================================================//
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "cs_team.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+ConVar bot_coop_force_throw_grenade_chance( "bot_coop_force_throw_grenade_chance", "0.3", FCVAR_CHEAT );
+
+bool ReactToBombState( CCSBot *me )
+{
+	const Vector* pVecPos = me->GetGameState()->GetBombPosition();
+	if ( !pVecPos )
+		return false;
+
+	if ( me->GetTeamNumber() == TEAM_TERRORIST )
+	{
+		if ( TheCSBots()->IsBombPlanted() )
+			me->SetTask( CCSBot::GUARD_TICKING_BOMB );
+		else if ( me->GetGameState()->IsBombLoose() )
+		{
+			me->FetchBomb();
+			return true;
+		}
+		else
+			return false;
+	}
+	else if ( me->GetTeamNumber() == TEAM_CT )
+	{
+		if ( TheCSBots()->IsBombPlanted() )
+			me->SetTask( CCSBot::DEFUSE_BOMB );
+		else if ( me->GetGameState()->IsBombLoose() )
+			me->SetTask( CCSBot::GUARD_LOOSE_BOMB );
+		/*
+		else if ( me->GetGameState()->GetBombState() == CSGameState::MOVING )
+		{
+			float flDistToSite0 = ( *pVecPos - TheCSBots()->GetZone( 0 )->m_center ).Length2D();
+			float flDistToSite1 = ( *pVecPos - TheCSBots()->GetZone( 1 )->m_center ).Length2D();
+		} */
+		else
+			return false;
+	}
+
+	me->MoveTo( *pVecPos );
+	me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+
+	return true;
+}
+
+// Terrorists rush the chosen site
+void RunStrat_Rush( CCSBot * me, int iBombSite )
+{
+	if ( !ReactToBombState( me ) )
+	{
+		const CCSBotManager::Zone *zone = TheCSBots()->GetZone( iBombSite );
+		const Vector *pos = TheCSBots()->GetRandomPositionInZone( zone );
+		if ( !pos)
+		{
+			Warning( "ERROR: Map either has < 2 bomb sites, or one of the sites has no areas. Coop bots will be broken." );
+			return;
+		}
+
+		if ( me->IsAtBombsite() )
+		{
+			bool bIsSafe = gpGlobals->curtime - me->GetLastSawEnemyTimestamp() > 2.0f; // TODO: Might be better to use enemy death/remaining count for this
+			if ( me->HasC4() && bIsSafe )
+			{
+				me->SetTask( CCSBot::PLANT_BOMB );
+			}
+			else
+			{
+				Place place = TheNavMesh->GetPlace( zone->m_center );
+				if ( const Vector* pVecHidingSpot = FindRandomHidingSpot( me, place, me->IsSniper() ) )
+				{
+					pos = pVecHidingSpot;
+				}
+				me->SetTask( CCSBot::GUARD_BOMB_ZONE );
+			}
+		}
+		else
+		{
+			me->SetTask( CCSBot::SEEK_AND_DESTROY );
+		}
+
+		me->MoveTo( *pos );
+		me->Run();
+		me->PrintIfWatched( "I'm rushing the bomb site\n" );
+		me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+	}
+}
+
+void RunStrat_GuardSpot( CCSBot *me )
+{
+	if ( !ReactToBombState( me ) )
+	{
+		const CCSBotManager::Zone *zone = TheCSBots()->GetRandomZone();
+		if ( zone )
+		{
+			CNavArea *area = TheCSBots()->GetRandomAreaInZone( zone );
+			if ( area )
+			{
+				me->PrintIfWatched( "I'm guarding a bombsite\n" );
+				me->GetChatter()->GuardingBombsite( area->GetPlace() );
+				me->SetTask( CCSBot::GUARD_BOMB_ZONE );
+				me->Hide( area, -1.0, 1000.0f );
+				me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+			}
+		}
+	}
+}
+
+
+void MakeAwareOfCTs( CCSBot * me )
+{
+	CUtlVector< CCSPlayer * > vecCTs;
+	CollectPlayers( &vecCTs, TEAM_CT, COLLECT_ONLY_LIVING_PLAYERS );
+
+	if ( vecCTs.Count() == 0 )
+		return;
+
+	CCSPlayer *pTargetPlayer = NULL;
+	float flClosePlayer = 1e6;
+	FOR_EACH_VEC( vecCTs, iter )
+	{
+		if ( me->IsVisible( vecCTs[ iter ] ) )
+		{
+			float dist = me->GetTravelDistanceToPlayer( vecCTs[ iter ] );
+			if ( dist < flClosePlayer )
+			{
+				flClosePlayer = dist;
+				pTargetPlayer = vecCTs[ iter ];
+			}
+		}
+
+		me->OnAudibleEvent( NULL, vecCTs[ iter ], MAX_COORD_FLOAT, PRIORITY_HIGH, true );
+	}
+
+	if ( !pTargetPlayer )
+		pTargetPlayer = vecCTs[ RandomInt( 0, vecCTs.Count() - 1 ) ];
+
+	me->SetBotEnemy( pTargetPlayer );
+}
+
+
+extern ConVar mp_guardian_target_site;
+void IdleState::UpdateCoop( CCSBot *me )
+{
+	if ( CSGameRules()->IsPlayingCoopGuardian() )
+	{
+		Assert( mp_guardian_target_site.GetInt() >= 0 );
+		// if this is a bomb game and we have the bomb, go plant it
+		if ( me->GetTeamNumber() == TEAM_TERRORIST )
+		{
+			switch ( TheCSBots()->GetTStrat() )
+			{
+				case CCSBotManager::k_ETStrat_Rush:
+				{
+					RunStrat_Rush( me, TheCSBots()->GetTerroristTargetSite() );
+					break;
+				}
+			}
+		}
+		else if ( me->GetTeamNumber() == TEAM_CT )
+		{
+			switch ( TheCSBots()->GetCTStrat() )
+			{
+				case CCSBotManager::k_ECTStrat_StackSite:
+				{
+					RunStrat_GuardSpot( me );
+					break;
+				}
+			}
+		}
+	}
+	else if ( CSGameRules()->IsPlayingCoopMission() )
+	{
+		if ( me->GetTeamNumber() == TEAM_TERRORIST )
+		{
+			SpawnPointCoopEnemy* pSpawn = me->GetLastCoopSpawnPoint();
+			if ( !pSpawn )
+				return;
+
+			// if we're holding a grenade, throw it at the victim
+			if ( me->HasGrenade() && CSGameRules()->IsPlayingCooperativeGametype() && RandomFloat() < bot_coop_force_throw_grenade_chance.GetFloat() )
+				me->EquipGrenade();
+
+			// HACK: We'd like last guy alive to stop hiding and hunt down the players
+			// but don't want the first spawned guy to go straight to charging... kick this clause into the future a few seconds
+			// to make sure our wave is in before making this check. 
+			SpawnPointCoopEnemy::BotDefaultBehavior_t behavior = pSpawn->GetDefaultBehavior();
+			if ( me->GetFriendsRemaining() == 0 && gpGlobals->curtime - me->m_spawnedTime > 5.0f )
+				behavior = SpawnPointCoopEnemy::CHARGE_ENEMY;
+
+			switch ( behavior )
+			{
+				case SpawnPointCoopEnemy::HUNT:
+				{
+					me->Hunt();
+					break;
+				}
+				case SpawnPointCoopEnemy::DEFEND_AREA:
+				case SpawnPointCoopEnemy::DEFEND_INVESTIGATE:
+				{
+					me->SetDisposition( CCSBot::OPPORTUNITY_FIRE );
+					if ( me->IsSniper() )
+						me->SetTask( CCSBot::MOVE_TO_SNIPER_SPOT );
+					else
+						me->SetTask( CCSBot::HOLD_POSITION );
+
+					if ( pSpawn->HideRadius() > 0 )
+					{
+						if ( !me->TryToHide( pSpawn->FindNearestArea(), -1.0, pSpawn->HideRadius(), true, false, &me->GetAbsOrigin() ) )
+						{
+							// This spawn isn't hideable, stop trying
+							pSpawn->HideRadius( 0 );
+						}
+					}
+					else
+					{
+						// look around
+						me->UpdateLookAround();
+
+						if ( pSpawn->GetDefaultBehavior() == SpawnPointCoopEnemy::DEFEND_INVESTIGATE )
+						{
+							me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+							// listen for enemy noises
+							if ( me->HeardInterestingNoise() )
+							{
+								me->InvestigateNoise();
+								pSpawn->SetDefaultBehavior( SpawnPointCoopEnemy::HUNT );
+							}
+						}
+					}
+					break;
+				}
+				case SpawnPointCoopEnemy::CHARGE_ENEMY:
+				{
+					MakeAwareOfCTs( me );
+
+					me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+					
+					if ( me->GetBotEnemy() )
+					{
+						me->SetTask( CCSBot::MOVE_TO_LAST_KNOWN_ENEMY_POSITION, me->GetBotEnemy() );
+						me->MoveTo( me->GetBotEnemy()->GetAbsOrigin() );
+					}
+					
+					break;
+				}
+			}
+		}
+	}
+}

game/server/cstrike15/bot/states/cs_bot_investigate_noise.cpp

@@ -0,0 +1,139 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move towards currently heard noise
+ */
+void InvestigateNoiseState::AttendCurrentNoise( CCSBot *me )
+{
+	if (!me->IsNoiseHeard() && me->GetNoisePosition())
+		return;
+
+	// remember where the noise we heard was
+	m_checkNoisePosition = *me->GetNoisePosition();
+
+	// tell our teammates (unless the noise is obvious, like gunfire)
+	if (me->IsWellPastSafe() && me->HasNotSeenEnemyForLongTime() && me->GetNoisePriority() != PRIORITY_HIGH)
+		me->GetChatter()->HeardNoise( *me->GetNoisePosition() );
+
+	// figure out how to get to the noise		
+	me->PrintIfWatched( "Attending to noise...\n" );
+	me->ComputePath( m_checkNoisePosition, FASTEST_ROUTE );
+
+	const float minAttendTime = 3.0f;
+	const float maxAttendTime = 10.0f;
+	m_minTimer.Start( RandomFloat( minAttendTime, maxAttendTime ) );
+
+	// consume the noise
+	me->ForgetNoise();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void InvestigateNoiseState::OnEnter( CCSBot *me )
+{
+	AttendCurrentNoise( me );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * @todo Use TravelDistance instead of distance...
+ */
+void InvestigateNoiseState::OnUpdate( CCSBot *me )
+{
+	Vector myOrigin = GetCentroid( me );
+
+	// keep an ear out for closer noises...
+	if (m_minTimer.IsElapsed())
+	{
+		const float nearbyRange = 500.0f;
+		if (me->HeardInterestingNoise() && me->GetNoiseRange() < nearbyRange)
+		{
+			// new sound is closer
+			AttendCurrentNoise( me );
+		}
+	}
+
+
+	// if the pathfind fails, give up
+	if (!me->HasPath())
+	{
+		me->Idle();
+		return;
+	}
+
+	// look around
+	me->UpdateLookAround();
+
+	// get distance remaining on our path until we reach the source of the noise
+	float range = me->GetPathDistanceRemaining();
+
+	if (me->IsUsingKnife())
+	{
+		if (me->IsHurrying())
+			me->Run();
+		else
+			me->Walk();
+	}
+	else
+	{
+		const float closeToNoiseRange = 1500.0f;
+		if (range < closeToNoiseRange)
+		{
+			// if we dont have many friends left, or we are alone, and we are near noise source, sneak quietly
+			if ((me->GetNearbyFriendCount() == 0 || me->GetFriendsRemaining() <= 2) && !me->IsHurrying())
+			{
+				me->Walk();
+			}
+			else
+			{
+				me->Run();
+			}
+		}
+		else
+		{
+			me->Run();
+		}
+	}
+
+
+	// if we can see the noise position and we're close enough to it and looking at it, 
+	// we don't need to actually move there (it's checked enough)
+	const float closeRange = 500.0f;
+	if (range < closeRange)
+	{
+		if (me->IsVisible( m_checkNoisePosition, CHECK_FOV ))
+		{
+			// can see noise position
+			me->PrintIfWatched( "Noise location is clear.\n" );
+			me->ForgetNoise();
+			me->Idle();
+			return;
+		}
+	}
+
+	// move towards noise
+	if (me->UpdatePathMovement() != CCSBot::PROGRESSING)
+	{
+		me->Idle();
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void InvestigateNoiseState::OnExit( CCSBot *me )
+{
+	// reset to run mode in case we were sneaking about
+	me->Run();
+}

game/server/cstrike15/bot/states/cs_bot_move_to.cpp

@@ -0,0 +1,408 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_simple_hostage.h"
+#include "cs_bot.h"
+#include "cs_gamerules.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to a potentially far away position.
+ */
+void MoveToState::OnEnter( CCSBot *me )
+{
+	if ( ( me->IsUsingKnife() && me->IsWellPastSafe() && !me->IsHurrying() ) || 
+		( me->HasHeavyArmor() && me->GetBotEnemy() ) )
+	{
+		me->Walk();
+	}
+	else
+	{
+		me->Run();
+	}
+
+
+	// if we need to find the bomb, get there as quick as we can
+	RouteType route;
+	switch (me->GetTask())
+	{
+		case CCSBot::FIND_TICKING_BOMB:
+		case CCSBot::DEFUSE_BOMB:
+		case CCSBot::MOVE_TO_LAST_KNOWN_ENEMY_POSITION:
+			route = FASTEST_ROUTE;
+			break;
+
+		default:
+			route = SAFEST_ROUTE;
+			break;
+	}
+		
+	// build path to, or nearly to, goal position
+	me->ComputePath( m_goalPosition, route );
+
+	m_radioedPlan = false;
+	m_askedForCover = false;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Move to a potentially far away position.
+ */
+void MoveToState::OnUpdate( CCSBot *me )
+{
+	Vector myOrigin = GetCentroid( me );
+
+	// assume that we are paying attention and close enough to know our enemy died
+	if (me->GetTask() == CCSBot::MOVE_TO_LAST_KNOWN_ENEMY_POSITION)
+	{
+		/// @todo Account for reaction time so we take some time to realized the enemy is dead
+		CBasePlayer *victim = static_cast<CBasePlayer *>( me->GetTaskEntity() );
+		if (victim == NULL || !victim->IsAlive())
+		{
+			me->PrintIfWatched( "The enemy I was chasing was killed - giving up.\n" );
+			me->Idle();
+			return;
+		}
+	}
+
+	// look around
+	me->UpdateLookAround();
+
+	//
+	// Scenario logic
+	//
+	switch (TheCSBots()->GetScenario())
+	{
+		case CCSBotManager::SCENARIO_DEFUSE_BOMB:
+		{
+			// if the bomb has been planted, find it
+			// NOTE: This task is used by both CT and T's to find the bomb
+			if (me->GetTask() == CCSBot::FIND_TICKING_BOMB)
+			{
+				if (!me->GetGameState()->IsBombPlanted())
+				{
+					// the bomb is not planted - give up this task
+					me->Idle();
+					return;
+				}
+
+				if (me->GetGameState()->GetPlantedBombsite() != CSGameState::UNKNOWN)
+				{
+					// we know where the bomb is planted, stop searching
+					me->Idle();
+					return;
+				}
+
+				// check off bombsites that we explore or happen to stumble into
+				for( int z=0; z<TheCSBots()->GetZoneCount(); ++z )
+				{
+					// don't re-check zones
+					if (me->GetGameState()->IsBombsiteClear( z ))
+						continue;
+
+					if (TheCSBots()->GetZone(z)->m_extent.Contains( myOrigin ))
+					{
+						// note this bombsite is clear
+						me->GetGameState()->ClearBombsite( z );
+
+						if (me->GetTeamNumber() == TEAM_CT)
+						{
+							// tell teammates this bombsite is clear
+							me->GetChatter()->BombsiteClear( z );
+						}
+
+						// find another zone to check
+						me->Idle();
+
+						return;
+					}
+				}
+
+				// move to a bombsite
+				break;
+			}
+
+
+			if (me->GetTeamNumber() == TEAM_CT)
+			{
+				if (me->GetGameState()->IsBombPlanted())
+				{
+					switch( me->GetTask() )
+					{
+						case CCSBot::DEFUSE_BOMB:
+						{	
+							// if we are near the bombsite and there is time left, sneak in (unless all enemies are dead)
+							if (me->GetEnemiesRemaining())
+							{
+								const float plentyOfTime = 15.0f;
+								if (TheCSBots()->GetBombTimeLeft() > plentyOfTime)
+								{
+									// get distance remaining on our path until we reach the bombsite
+									float range = me->GetPathDistanceRemaining();
+
+									const float closeRange = 1500.0f;
+									if (range < closeRange)
+									{
+										me->Walk();
+									}
+									else
+									{
+										me->Run();
+									}
+								}
+							}
+							else
+							{
+								// everyone is dead - run!
+								me->Run();
+							}
+
+							// if we are trying to defuse the bomb, and someone has started defusing, guard them instead
+							if (me->CanSeePlantedBomb() && TheCSBots()->GetBombDefuser())
+							{
+								me->GetChatter()->Say( "CoveringFriend" );
+								me->Idle();
+								return;
+							}
+
+
+							// if we are near the bomb, defuse it (if we are reloading, don't try to defuse until we finish)
+							const Vector *bombPos = me->GetGameState()->GetBombPosition();
+							if (bombPos && !me->IsReloading())
+							{
+								if ((*bombPos - me->EyePosition()).IsLengthLessThan( 72 ) && ( me->EyePosition().AsVector2D().DistTo( bombPos->AsVector2D() ) < 48 ))
+								{
+									// make sure we can see the bomb
+									if (me->IsVisible( *bombPos ))
+									{
+										me->DefuseBomb();
+										return;
+									}
+								}
+							}
+
+							break;
+						}
+
+						default:
+						{
+							// we need to find the bomb
+							me->Idle();
+							return;
+						}
+					}
+				}
+			}
+			else		// TERRORIST
+			{
+				if (me->GetTask() == CCSBot::PLANT_BOMB )
+				{
+					if (  me->GetFriendsRemaining() )
+					{
+						// if we are about to plant, radio for cover
+						if (!m_askedForCover)
+						{
+							const float nearPlantSite = 50.0f;
+							if (me->IsAtBombsite() && me->GetPathDistanceRemaining() < nearPlantSite)
+							{
+								// radio to the team
+								me->GetChatter()->PlantingTheBomb( me->GetPlace() );
+								m_askedForCover = true;
+							}
+
+							// after we have started to move to the bombsite, tell team we're going to plant, and where
+							// don't do this if we have already radioed that we are starting to plant
+							if (!m_radioedPlan)
+							{
+								const float radioTime = 2.0f;
+								if (gpGlobals->curtime - me->GetStateTimestamp() > radioTime)
+								{
+									// radio to the team if we're more than 10 seconds (2400 units) out
+									const float nearPlantSite = 2400.0f;
+									if ( me->GetPathDistanceRemaining() >= nearPlantSite )
+									{
+										me->GetChatter()->GoingToPlantTheBomb( TheNavMesh->GetPlace( m_goalPosition ) );
+									}
+									m_radioedPlan = true;
+								}
+							}
+						}
+					}
+				}
+			}
+			break;
+		}
+
+		//--------------------------------------------------------------------------------------------------
+		case CCSBotManager::SCENARIO_RESCUE_HOSTAGES:
+		{
+			if (me->GetTask() == CCSBot::COLLECT_HOSTAGES)
+			{
+				//
+				// Since CT's have a radar, they can directly look at the actual hostage state
+				//
+
+
+				// check if someone else collected our hostage, or the hostage died or was rescued
+				CHostage *hostage = static_cast<CHostage *>( me->GetGoalEntity() );
+				if (hostage == NULL || !hostage->IsValid() || hostage->IsFollowingSomeone() )
+				{
+					me->Idle();
+					return;
+				}
+
+				Vector hostageOrigin = GetCentroid( hostage );
+
+				// if our hostage has moved, repath
+				const float repathToleranceSq = 75.0f * 75.0f;
+				float error = (hostageOrigin - m_goalPosition).LengthSqr();
+				if (error > repathToleranceSq)
+				{
+					m_goalPosition = hostageOrigin;
+					me->ComputePath( m_goalPosition, SAFEST_ROUTE );
+				}
+
+				/// @todo Generalize ladder priorities over other tasks
+				if (!me->IsUsingLadder())
+				{
+					Vector pos = hostage->EyePosition();
+					Vector to = pos - me->EyePosition(); // "Use" checks from eye position, so we should too
+
+					// look at the hostage as we approach
+					const float watchHostageRange = 100.0f;
+					if (to.IsLengthLessThan( watchHostageRange ))
+					{
+						me->SetLookAt( "Hostage", pos, PRIORITY_LOW, 0.5f );
+
+						// randomly move just a bit to avoid infinite use loops from bad hostage placement
+						NavRelativeDirType dir = (NavRelativeDirType)RandomInt( 0, 3 );
+						switch( dir )
+						{
+							case LEFT:		me->StrafeLeft(); break;
+							case RIGHT:		me->StrafeRight(); break;
+							case FORWARD:	me->MoveForward(); break;
+							case BACKWARD:	me->MoveBackward(); break;
+						}
+
+						// check if we are close enough to the hostage to talk to him
+						const float useRange = PLAYER_USE_RADIUS - 10.0f; // shave off a fudge factor to make sure we're within range
+						if (to.IsLengthLessThan( useRange ))
+						{
+							if ( HOSTAGE_RULE_CAN_PICKUP == 1 )
+							{
+								//me->PickupHostage( me->GetGoalEntity() );
+
+								bool bBeingRescued = false;
+
+								CHostage *hostage = static_cast<CHostage*>( me->GetGoalEntity() );
+								if ( hostage && hostage->GetHostageState() != k_EHostageStates_GettingPickedUp &&
+									 hostage->IsFollowingSomeone() == false && me->GetNearbyFriendCount() > 0 )
+								{
+									// see if one of my friends if picking up this hostage
+									for ( int i = 1; i <= gpGlobals->maxClients; ++i )
+									{
+										CCSBot *player = dynamic_cast< CCSBot * >( UTIL_PlayerByIndex( i ) );
+
+										if ( player == NULL || !player->IsAlive() ||
+											 me->IsOtherEnemy( player ) || player->entindex() == me->entindex() )
+											 continue;
+
+										if ( player->IsPickingupHostage() )
+										{
+											bBeingRescued = true;
+											break;
+										}
+									}
+								}
+
+								// if not, pick it up
+								if ( bBeingRescued == false )
+									me->PickupHostage( me->GetGoalEntity() );
+								else
+								{
+									if ( hostage && me->IsVisible( hostage->GetAbsOrigin(), false, NULL ) )
+									{
+										// if we can see the hostage, guard it
+										me->GetChatter()->Say( "CoveringFriend" );
+										me->Idle();
+									}
+								}
+							}
+							else
+								me->UseEntity( me->GetGoalEntity() );					
+							return;
+						}
+					}
+				}
+			}
+			else if (me->GetTask() == CCSBot::RESCUE_HOSTAGES)
+			{
+				// periodically check if we lost all our hostages
+				if (me->GetHostageEscortCount() == 0)
+				{
+					// lost our hostages - go get 'em
+					me->Idle();
+					return;
+				}
+			}
+
+			break;
+		}
+	}
+
+
+	if (me->UpdatePathMovement() != CCSBot::PROGRESSING)
+	{
+		// reached destination
+		switch( me->GetTask() )
+		{
+			case CCSBot::PLANT_BOMB:
+				// if we are at bombsite with the bomb, plant it
+				if (me->IsAtBombsite() && me->HasC4())
+				{
+					me->PlantBomb();
+					return;
+				}
+				break;
+		
+			case CCSBot::MOVE_TO_LAST_KNOWN_ENEMY_POSITION:
+			{
+				CBasePlayer *victim = static_cast<CBasePlayer *>( me->GetTaskEntity() );
+				if (victim && victim->IsAlive())
+				{
+					// if we got here and haven't re-acquired the enemy, we lost him
+					BotStatement *say = new BotStatement( me->GetChatter(), REPORT_ENEMY_LOST, 8.0f );
+
+					say->AppendPhrase( TheBotPhrases->GetPhrase( "LostEnemy" ) );
+					say->SetStartTime( gpGlobals->curtime + RandomFloat( 3.0f, 5.0f ) );
+
+					me->GetChatter()->AddStatement( say );
+				}
+				break;
+			}
+		}
+
+		// default behavior when destination is reached
+		me->Idle();
+		return;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void MoveToState::OnExit( CCSBot *me )
+{
+	// reset to run in case we were walking near our goal position
+	me->Run();
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+	//me->StopAiming();
+}

game/server/cstrike15/bot/states/cs_bot_open_door.cpp

@@ -0,0 +1,120 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), April 2005
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "BasePropDoor.h"
+#include "doors.h"
+#include "props.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//-------------------------------------------------------------------------------------------------
+/**
+ * Face the door and open it.
+ * NOTE: This state assumes we are standing in range of the door to be opened, with no obstructions.
+ */
+void OpenDoorState::OnEnter( CCSBot *me )
+{
+	m_isDone = false;
+	m_timeout.Start( 0.5f );
+}
+
+
+//-------------------------------------------------------------------------------------------------
+void OpenDoorState::SetDoor( CBaseEntity *door )
+{
+	CBaseDoor *funcDoor = dynamic_cast< CBaseDoor * >(door);
+	if ( funcDoor )
+	{
+		m_funcDoor = funcDoor;
+		return;
+	}
+
+	CBasePropDoor *propDoor = dynamic_cast< CBasePropDoor * >(door);
+	if ( propDoor )
+	{
+		m_propDoor = propDoor;
+		return;
+	}
+}
+
+
+//-------------------------------------------------------------------------------------------------
+void OpenDoorState::OnUpdate( CCSBot *me )
+{
+	me->ResetStuckMonitor();
+
+	// look at the door
+	Vector pos;
+	bool isDoorMoving = false;
+	CBaseEntity *door = NULL;
+
+	if ( m_funcDoor.Get() )
+	{
+		door = m_funcDoor;
+		isDoorMoving = m_funcDoor->m_toggle_state == TS_GOING_UP || m_funcDoor->m_toggle_state == TS_GOING_DOWN;
+	}
+	else if ( m_propDoor.Get() )
+	{
+		door = m_propDoor;
+		isDoorMoving = m_propDoor->IsDoorOpening() || m_propDoor->IsDoorClosing();
+
+		CPropDoorRotatingBreakable *pPropDoor = dynamic_cast< CPropDoorRotatingBreakable* >( door );
+		if ( pPropDoor && pPropDoor->IsDoorLocked() && pPropDoor->IsBreakable() == false )
+		{
+			m_isDone = true;
+			return;
+		}
+	}
+
+	// wait for door to swing open before leaving state
+	if ( isDoorMoving || !door )
+	{
+		m_isDone = true;
+		return;
+	}
+
+	me->SetLookAt( "Open door", door->WorldSpaceCenter(), PRIORITY_UNINTERRUPTABLE );
+
+	// if we are looking at the door, "use" it and exit
+	if ( me->IsLookingAtPosition( door->WorldSpaceCenter() ) )
+	{
+		if ( m_timeout.IsElapsed() )
+		{
+			// possibly stuck - blow the damn door away!
+			me->PrimaryAttack();
+
+			if ( door )
+			{
+				AssertMsg( door->GetHealth() > 2, "Bot is stuck on a door and is going to destroy it to get free!\n" );
+
+				CTakeDamageInfo damageInfo( me, me, 2.0f, DMG_GENERIC );
+				door->TakeDamage( damageInfo );
+			}
+
+		}
+
+		// we are looking at it - use it directly to avoid complications
+		door->Use( me, me, USE_ON, 0.0f );
+	}
+}
+
+
+//-------------------------------------------------------------------------------------------------
+void OpenDoorState::OnExit( CCSBot *me )
+{
+	me->ClearLookAt();
+	me->ResetStuckMonitor();
+}
+
+
+

game/server/cstrike15/bot/states/cs_bot_pickup_hostage.cpp

@@ -0,0 +1,76 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "weapon_c4.h"
+#include "cs_simple_hostage.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Plant the bomb.
+ */
+void PickupHostageState::OnEnter( CCSBot *me )
+{
+	me->Crouch();
+	me->SetDisposition( CCSBot::SELF_DEFENSE );
+
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Plant the bomb.
+ */
+void PickupHostageState::OnUpdate( CCSBot *me )
+{
+	const float timeout = 7.0f;
+	if (gpGlobals->curtime - me->GetStateTimestamp() > timeout)
+	{
+		// find a new spot
+		me->Idle();
+		return;
+	}
+
+	// look at the entity
+	Vector pos = m_entity->EyePosition();
+	me->SetLookAt( "Use entity", pos, PRIORITY_HIGH );
+
+	// if we are looking at the entity, "use" it and exit
+	if (me->IsLookingAtPosition( pos ))
+	{
+		me->UseEnvironment();
+	}
+
+	CHostage *hostage = assert_cast<CHostage *>( m_entity.Get() );
+
+	if ( hostage && hostage->IsFollowingSomeone() )
+	{
+		me->Idle();
+		return;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void PickupHostageState::OnExit( CCSBot *me )
+{
+	// equip our rifle (in case we were interrupted while holding C4)
+	me->EquipBestWeapon();
+	me->StandUp();
+	me->ResetStuckMonitor();
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+	me->ClearLookAt();
+
+	CHostage *hostage = assert_cast<CHostage *>( m_entity.Get() );
+
+	if ( hostage && hostage->IsFollowing( me ) )
+		me->IncreaseHostageEscortCount();
+}

game/server/cstrike15/bot/states/cs_bot_plant_bomb.cpp

@@ -0,0 +1,98 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+#include "weapon_c4.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Plant the bomb.
+ */
+void PlantBombState::OnEnter( CCSBot *me )
+{
+	me->Crouch();
+	me->SetDisposition( CCSBot::SELF_DEFENSE );
+
+	// look at the floor
+//	Vector down( myOrigin.x, myOrigin.y, -1000.0f );
+
+	float yaw = me->EyeAngles().y;
+	Vector2D dir( BotCOS(yaw), BotSIN(yaw) );
+	Vector myOrigin = GetCentroid( me );
+
+	Vector down( myOrigin.x + 10.0f * dir.x, myOrigin.y + 10.0f * dir.y, me->GetFeetZ() );
+	me->SetLookAt( "Plant bomb on floor", down, PRIORITY_HIGH );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ * Plant the bomb.
+ */
+void PlantBombState::OnUpdate( CCSBot *me )
+{
+	// can't be stuck while planting
+	me->ResetStuckMonitor();
+
+	CBaseCombatWeapon *gun = me->GetActiveWeapon();
+	bool holdingC4 = false;
+	if (gun)
+	{
+		if (FStrEq( gun->GetClassname(), "weapon_c4" ))
+			holdingC4 = true;
+	}
+
+	// if we aren't holding the C4, grab it, otherwise plant it
+	if ( holdingC4 )
+	{
+		me->PrimaryAttack();
+
+		CC4 *pC4 = dynamic_cast< CC4 * >( gun );
+		if ( pC4 && !pC4->m_bStartedArming && gpGlobals->curtime - me->GetStateTimestamp() > 2.0f )
+		{
+			// can't plant here for some reason - try another spot
+			me->Idle();
+			return;
+		}
+	}
+	else
+	{
+		me->SelectItem( "weapon_c4" );
+	}
+
+	// if we no longer have the C4, we've successfully planted
+	if (!me->HasC4())
+	{
+		// move to a hiding spot and watch the bomb
+		me->SetTask( CCSBot::GUARD_TICKING_BOMB );
+		me->Hide();
+	}
+
+	// if we time out, it's because we slipped into a non-plantable area
+	const float timeout = 5.0f;
+	if (gpGlobals->curtime - me->GetStateTimestamp() > timeout)
+	{
+		// find a new spot
+		me->Idle();
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+void PlantBombState::OnExit( CCSBot *me )
+{
+	// equip our rifle (in case we were interrupted while holding C4)
+	me->EquipBestWeapon();
+	me->StandUp();
+	me->ResetStuckMonitor();
+	me->SetDisposition( CCSBot::ENGAGE_AND_INVESTIGATE );
+	me->ClearLookAt();
+}

game/server/cstrike15/bot/states/cs_bot_use_entity.cpp

@@ -0,0 +1,71 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+// Author: Michael S. Booth (mike@turtlerockstudios.com), 2003
+
+#include "cbase.h"
+#include "cs_bot.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+/**
+ * Face the entity and "use" it
+ * NOTE: This state assumes we are standing in range of the entity to be used, with no obstructions.
+ */
+void UseEntityState::OnEnter( CCSBot *me )
+{
+}
+
+void UseEntityState::OnUpdate( CCSBot *me )
+{
+	// in the case when an entity we were supposed to +use is deleted we shouldn't try to
+	// dereference a NULL pointer and should just go to a higher level objective
+	if ( !m_entity.Get() )
+	{
+		me->Idle();
+		return;
+	}
+
+	// in the very rare situation where two or more bots "used" a hostage at the same time,
+	// one bot will fail and needs to time out of this state
+	const float useTimeout = 5.0f;
+	if (me->GetStateTimestamp() - gpGlobals->curtime > useTimeout)
+	{
+		me->Idle();
+		return;
+	}
+
+	// look at the entity
+	Vector pos = m_entity->EyePosition();
+	me->SetLookAt( "Use entity", pos, PRIORITY_HIGH );
+
+	// if we are looking at the entity, "use" it and exit
+	if (me->IsLookingAtPosition( pos ))
+	{
+		if (TheCSBots()->GetScenario() == CCSBotManager::SCENARIO_RESCUE_HOSTAGES && 
+			me->GetTeamNumber() == TEAM_CT &&
+			me->GetTask() == CCSBot::COLLECT_HOSTAGES)
+		{
+			// we are collecting a hostage, assume we were successful - the update check will correct us if we weren't
+			me->IncreaseHostageEscortCount();
+		}
+
+		me->UseEnvironment();
+		me->Idle();
+	}
+}
+
+void UseEntityState::OnExit( CCSBot *me )
+{
+	me->ClearLookAt();
+	me->ResetStuckMonitor();
+}
+
+
+