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diff --git a/game/client/c_smoke_trail.h b/game/client/c_smoke_trail.h
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+++ b/game/client/c_smoke_trail.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//===========================================================================//
+// This defines the client-side SmokeTrail entity. It can also be used without
+// an entity, in which case you must pass calls to it and set its position each frame.
+
+#ifndef PARTICLE_SMOKETRAIL_H
+#define PARTICLE_SMOKETRAIL_H
+
+#include "particlemgr.h"
+#include "particle_prototype.h"
+#include "particle_util.h"
+#include "particles_simple.h"
+#include "c_baseentity.h"
+#include "baseparticleentity.h"
+
+#include "fx_trail.h"
+
+//
+// Smoke Trail
+//
+
+class C_SmokeTrail : public C_BaseParticleEntity, public IPrototypeAppEffect
+{
+public:
+	DECLARE_CLASS( C_SmokeTrail, C_BaseParticleEntity );
+	DECLARE_CLIENTCLASS();
+	
+					C_SmokeTrail();
+	virtual			~C_SmokeTrail();
+
+public:
+
+	//For attachments
+	void			GetAimEntOrigin( IClientEntity *pAttachedTo, Vector *pAbsOrigin, QAngle *pAbsAngles );
+
+	// Enable/disable emission.
+	void			SetEmit(bool bEmit);
+
+	// Change the spawn rate.
+	void			SetSpawnRate(float rate);
+
+
+// C_BaseEntity.
+public:
+	virtual	void	OnDataChanged(DataUpdateType_t updateType);
+
+	virtual void	CleanupToolRecordingState( KeyValues *msg );
+
+// IPrototypeAppEffect.
+public:
+	virtual void	Start(CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs);
+
+// IParticleEffect.
+public:
+	virtual void	Update(float fTimeDelta);
+	virtual void RenderParticles( CParticleRenderIterator *pIterator );
+	virtual void SimulateParticles( CParticleSimulateIterator *pIterator );
+
+
+public:
+	// Effect parameters. These will assume default values but you can change them.
+	float			m_SpawnRate;			// How many particles per second.
+
+	Vector			m_StartColor;			// Fade between these colors.
+	Vector			m_EndColor;
+	float			m_Opacity;
+
+	float			m_ParticleLifetime;		// How long do the particles live?
+	float			m_StopEmitTime;			// When do I stop emitting particles? (-1 = never)
+	
+	float			m_MinSpeed;				// Speed range.
+	float			m_MaxSpeed;
+	
+	float			m_MinDirectedSpeed;		// Directed speed range.
+	float			m_MaxDirectedSpeed;
+
+	float			m_StartSize;			// Size ramp.
+	float			m_EndSize;
+
+	float			m_SpawnRadius;
+
+	Vector			m_VelocityOffset;		// Emit the particles in a certain direction.
+
+	bool			m_bEmit;				// Keep emitting particles?
+
+	int				m_nAttachment;
+
+private:
+	C_SmokeTrail( const C_SmokeTrail & );
+
+	PMaterialHandle	m_MaterialHandle[2];
+	TimedEvent		m_ParticleSpawn;
+
+	CParticleMgr	*m_pParticleMgr;
+	CSmartPtr<CSimpleEmitter> m_pSmokeEmitter;
+};
+
+//==================================================
+// C_RocketTrail
+//==================================================
+
+class C_RocketTrail : public C_BaseParticleEntity, public IPrototypeAppEffect
+{
+public:
+	DECLARE_CLASS( C_RocketTrail, C_BaseParticleEntity );
+	DECLARE_CLIENTCLASS();
+	
+					C_RocketTrail();
+	virtual			~C_RocketTrail();
+
+public:
+
+	//For attachments
+	void			GetAimEntOrigin( IClientEntity *pAttachedTo, Vector *pAbsOrigin, QAngle *pAbsAngles );
+
+	// Enable/disable emission.
+	void			SetEmit(bool bEmit);
+
+	// Change the spawn rate.
+	void			SetSpawnRate(float rate);
+
+
+// C_BaseEntity.
+public:
+	virtual	void	OnDataChanged(DataUpdateType_t updateType);
+
+// IPrototypeAppEffect.
+public:
+	virtual void	Start(CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs);
+
+// IParticleEffect.
+public:
+	virtual void	Update(float fTimeDelta);
+	virtual void RenderParticles( CParticleRenderIterator *pIterator );
+	virtual void SimulateParticles( CParticleSimulateIterator *pIterator );
+
+
+public:
+	// Effect parameters. These will assume default values but you can change them.
+	float			m_SpawnRate;			// How many particles per second.
+
+	Vector			m_StartColor;			// Fade between these colors.
+	Vector			m_EndColor;
+	float			m_Opacity;
+
+	float			m_ParticleLifetime;		// How long do the particles live?
+	float			m_StopEmitTime;			// When do I stop emitting particles? (-1 = never)
+	
+	float			m_MinSpeed;				// Speed range.
+	float			m_MaxSpeed;
+	
+	float			m_StartSize;			// Size ramp.
+	float			m_EndSize;
+
+	float			m_SpawnRadius;
+
+	Vector			m_VelocityOffset;		// Emit the particles in a certain direction.
+
+	bool			m_bEmit;				// Keep emitting particles?
+	bool			m_bDamaged;				// Has been shot down (should be on fire, etc)
+
+	int				m_nAttachment;
+
+	Vector			m_vecLastPosition;		// Last known position of the rocket
+	float			m_flFlareScale;			// Size of the flare
+
+private:
+	C_RocketTrail( const C_RocketTrail & );
+
+	PMaterialHandle	m_MaterialHandle[2];
+	TimedEvent		m_ParticleSpawn;
+
+	CParticleMgr	*m_pParticleMgr;
+	CSmartPtr<CSimpleEmitter> m_pRocketEmitter;
+};
+
+class SporeSmokeEffect;
+
+
+//==================================================
+// SporeEffect
+//==================================================
+
+class SporeEffect : public CSimpleEmitter
+{
+public:
+							SporeEffect( const char *pDebugName );
+	static SporeEffect*		Create( const char *pDebugName );
+
+	virtual void			UpdateVelocity( SimpleParticle *pParticle, float timeDelta );
+	virtual Vector			UpdateColor( const SimpleParticle *pParticle );
+	virtual float			UpdateAlpha( const SimpleParticle *pParticle );
+
+private:
+	SporeEffect( const SporeEffect & );
+};
+
+//==================================================
+// C_SporeExplosion
+//==================================================
+
+class C_SporeExplosion : public C_BaseParticleEntity, public IPrototypeAppEffect
+{
+public:
+	DECLARE_CLASS( C_SporeExplosion, C_BaseParticleEntity );
+	DECLARE_CLIENTCLASS();
+	
+	C_SporeExplosion( void );
+	virtual	~C_SporeExplosion( void );
+
+public:
+
+// C_BaseEntity
+public:
+	virtual	void	OnDataChanged( DataUpdateType_t updateType );
+
+// IPrototypeAppEffect
+public:
+	virtual void	Start( CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs );
+
+// IParticleEffect
+public:
+	virtual void	Update( float fTimeDelta );
+	virtual void RenderParticles( CParticleRenderIterator *pIterator );
+	virtual void SimulateParticles( CParticleSimulateIterator *pIterator );
+
+
+public:
+	float	m_flSpawnRate;
+	float	m_flParticleLifetime;
+	float	m_flStartSize;
+	float	m_flEndSize;
+	float	m_flSpawnRadius;
+	float	m_flPreviousSpawnRate;
+
+	bool	m_bEmit;
+	bool	m_bDontRemove;
+
+private:
+	C_SporeExplosion( const C_SporeExplosion & );
+
+	void	AddParticles( void );
+
+	PMaterialHandle		m_hMaterial;
+	TimedEvent			m_teParticleSpawn;
+
+	SporeEffect			*m_pSporeEffect;
+	CParticleMgr		*m_pParticleMgr;
+};
+
+//
+// Particle trail
+//
+
+class CSmokeParticle;
+
+class C_FireTrail : public C_ParticleTrail
+{
+public:
+	DECLARE_CLASS( C_FireTrail, C_ParticleTrail );
+	DECLARE_CLIENTCLASS();
+
+	C_FireTrail( void );
+	virtual ~C_FireTrail( void );
+
+	virtual void	Start( CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs );
+	virtual void	Update( float fTimeDelta );
+
+private:
+
+	enum
+	{
+		// Smoke
+		FTRAIL_SMOKE1,
+		FTRAIL_SMOKE2,
+
+		// Large flame
+		FTRAIL_FLAME1,
+		FTRAIL_FLAME2,
+		FTRAIL_FLAME3,
+		FTRAIL_FLAME4,
+		FTRAIL_FLAME5,
+
+		NUM_FTRAIL_MATERIALS
+	};
+
+	CSmartPtr<CSimpleEmitter>	m_pTrailEmitter;
+	CSmartPtr<CSmokeParticle>	m_pSmokeEmitter;
+
+	PMaterialHandle				m_hMaterial[NUM_FTRAIL_MATERIALS];
+
+	Vector						m_vecLastPosition;
+
+	C_FireTrail( const C_FireTrail & );
+};
+
+
+
+
+
+
+
+
+
+
+
+
+
+//==================================================
+// C_DustTrail
+//==================================================
+
+class C_DustTrail : public C_BaseParticleEntity, public IPrototypeAppEffect
+{
+public:
+	DECLARE_CLASS( C_DustTrail, C_BaseParticleEntity );
+	DECLARE_CLIENTCLASS();
+	
+					C_DustTrail();
+	virtual			~C_DustTrail();
+
+public:
+
+	// Enable/disable emission.
+	void			SetEmit(bool bEmit);
+
+	// Change the spawn rate.
+	void			SetSpawnRate(float rate);
+
+
+// C_BaseEntity.
+public:
+	virtual	void	OnDataChanged(DataUpdateType_t updateType);
+
+	virtual void	CleanupToolRecordingState( KeyValues *msg );
+
+// IPrototypeAppEffect.
+public:
+	virtual void	Start(CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs);
+
+// IParticleEffect.
+public:
+	virtual void	Update(float fTimeDelta);
+	virtual void RenderParticles( CParticleRenderIterator *pIterator );
+	virtual void SimulateParticles( CParticleSimulateIterator *pIterator );
+
+
+public:
+	// Effect parameters. These will assume default values but you can change them.
+	float			m_SpawnRate;			// How many particles per second.
+
+	Vector			m_Color;
+	float			m_Opacity;
+
+	float			m_ParticleLifetime;		// How long do the particles live?
+	float			m_StartEmitTime;		// When did I start emitting particles?
+	float			m_StopEmitTime;			// When do I stop emitting particles? (-1 = never)
+	
+	float			m_MinSpeed;				// Speed range.
+	float			m_MaxSpeed;
+	
+	float			m_MinDirectedSpeed;		// Directed speed range.
+	float			m_MaxDirectedSpeed;
+
+	float			m_StartSize;			// Size ramp.
+	float			m_EndSize;
+
+	float			m_SpawnRadius;
+
+	Vector			m_VelocityOffset;		// Emit the particles in a certain direction.
+
+	bool			m_bEmit;				// Keep emitting particles?
+
+private:
+	C_DustTrail( const C_DustTrail & );
+
+#define DUSTTRAIL_MATERIALS 16
+	PMaterialHandle	m_MaterialHandle[DUSTTRAIL_MATERIALS];
+	TimedEvent		m_ParticleSpawn;
+
+	CParticleMgr	*m_pParticleMgr;
+	CSmartPtr<CSimpleEmitter> m_pDustEmitter;
+};
+
+#endif