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141 lines
4.4 KiB
C++
141 lines
4.4 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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// fish.h
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// Simple fish behavior
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// Author: Michael S. Booth, April 2005
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#ifndef _FISH_H_
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#define _FISH_H_
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#include "baseanimating.h"
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#include "GameEventListener.h"
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class CFishPool;
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//----------------------------------------------------------------------------------------------
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/**
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* Simple ambient fish
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*/
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class CFish : public CBaseAnimating
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{
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public:
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DECLARE_CLASS( CFish, CBaseAnimating );
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DECLARE_SERVERCLASS();
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DECLARE_DATADESC();
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CFish( void );
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virtual ~CFish();
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void Initialize( CFishPool *pool, unsigned int id );
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virtual void Spawn( void );
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virtual void Event_Killed( const CTakeDamageInfo &info );
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virtual void Touch( CBaseEntity *other ); ///< in contact with "other"
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void Update( float deltaT ); ///< invoked each server tick
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void FlockTo( CFish *other, float amount ); ///< influence my motion to flock with other nearby fish
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float Avoid( void );
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void Panic( void ); ///< panic for awhile
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void ResetVisible( void ); ///< zero the visible vector
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void AddVisible( CFish *fish ); ///< add this fish to our visible vector
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private:
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friend void SendProxy_FishOriginX( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID );
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friend void SendProxy_FishOriginY( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID );
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CHandle<CFishPool> m_pool; ///< the pool we are in
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unsigned int m_id; ///< our unique ID
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CNetworkVar( float, m_x ); ///< have to send position coordinates separately since Z is unused
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CNetworkVar( float, m_y ); ///< have to send position coordinates separately since Z is unused
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CNetworkVar( float, m_z ); ///< only sent once since fish always swim at the same depth
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CNetworkVar( float, m_angle ); ///< only yaw changes
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float m_angleChange;
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Vector m_forward;
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Vector m_perp;
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CNetworkVar( Vector, m_poolOrigin ); ///< used to efficiently network our relative position
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CNetworkVar( float, m_waterLevel );
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float m_speed;
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float m_desiredSpeed;
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float m_calmSpeed; ///< speed the fish moves when calm
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float m_panicSpeed; ///< speed the fish moves when panicked
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float m_avoidRange; ///< range to avoid obstacles
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CountdownTimer m_turnTimer; ///< every so often our turn preference changes
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bool m_turnClockwise; ///< if true this fish prefers to turn clockwise, else CCW
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CountdownTimer m_goTimer; ///< start the fish moving when timer elapses
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CountdownTimer m_moveTimer; ///< dont decay speed while we are moving
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CountdownTimer m_panicTimer; ///< if active, fish is panicked
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CountdownTimer m_disperseTimer; ///< initial non-flocking time
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CUtlVector< CFish * > m_visible; ///< vector of fish that we can see
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};
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//----------------------------------------------------------------------------------------------
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/**
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* This class defines a volume of water where a number of CFish swim
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*/
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class CFishPool : public CBaseEntity, public CGameEventListener
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{
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public:
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DECLARE_CLASS( CFishPool, CBaseEntity );
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DECLARE_DATADESC();
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CFishPool( void );
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virtual void Spawn();
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virtual bool KeyValue( const char *szKeyName, const char *szValue );
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virtual void FireGameEvent( IGameEvent *event );
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void Update( void ); ///< invoked each server tick
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float GetWaterLevel( void ) const; ///< return Z coordinate of water in world coords
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float GetMaxRange( void ) const; ///< return how far a fish is allowed to wander
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private:
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int m_fishCount; ///< number of fish in the pool
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float m_maxRange; ///< how far a fish is allowed to wander
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float m_swimDepth; ///< the depth the fish swim below the water surface
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float m_waterLevel; ///< Z of water surface
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bool m_isDormant;
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CUtlVector< CHandle<CFish> > m_fishes; ///< vector of all fish in this pool
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CountdownTimer m_visTimer; ///< for throttling line of sight checks between all fish
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};
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inline float CFishPool::GetMaxRange( void ) const
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{
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return m_maxRange;
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}
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inline float CFishPool::GetWaterLevel( void ) const
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{
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return m_waterLevel;
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}
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#endif // _FISH_H_
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