C++ DispatchParticleEffect函数代码示例

//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
void CWeaponStriderBuster::OnFlechetteAttach( Vector &vecFlechetteVelocity )
{
	if ( m_bLaunched )
	{
		Vector vecForce = vecFlechetteVelocity;
		VectorNormalize( vecForce );

		vecForce *= 1000;
		vecForce.z = -5000;

		VPhysicsGetObject()->ApplyForceCenter( vecForce );
	}

	if ( !GetParent() || !GetParent()->ClassMatches( g_iszVehicle ) )
	{
		if ( !m_bNoseDiving )
		{
			//m_hGlowTrail->StopParticleSystem();
			StopParticleEffects( this );

			if( m_iBusterFlags & STRIDERBUSTER_FLAG_KNOCKED_OFF_STRIDER )
			{
				DispatchParticleEffect( "striderbuster_shotdown_trail", PATTACH_ABSORIGIN_FOLLOW, this );
			}
			else
			{
				DispatchParticleEffect( "striderbuster_flechette_attached", PATTACH_ABSORIGIN_FOLLOW, this );
			}
		}

		m_bNoseDiving = true;
	}
	m_nAttachedFlechettes++;
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CAntlionGrub::Squash( CBaseEntity *pOther, bool bDealDamage, bool bSpawnBlood )
{
	// If we're already squashed, then don't bother doing it again!
	if ( GetEffects() & EF_NODRAW )
		return;

	SpawnSquashedGrub();

	AddEffects( EF_NODRAW );
	AddSolidFlags( FSOLID_NOT_SOLID );
	
	// Stop being attached to us
	if ( m_hGlowSprite )
	{
		FadeGlow();
		m_hGlowSprite->SetParent( NULL );
	}

	EmitSound( "NPC_Antlion_Grub.Die" );
	EmitSound( "NPC_Antlion_Grub.Squish" );

	// if vort stepped on me, maybe he wants to say something
	if ( pOther && FClassnameIs( pOther, "npc_vortigaunt" ) )
	{
		Assert(dynamic_cast<CNPC_Vortigaunt *>(pOther));
		static_cast<CNPC_Vortigaunt *>(pOther)->OnSquishedGrub(this);
	}

	SetTouch( NULL );

	//if ( bSpawnBlood )
	{
		// Temp squash effect
		Vector vecForward, vecUp;
		AngleVectors( GetAbsAngles(), &vecForward, NULL, &vecUp );

		// Start effects at either end of the grub
		Vector vecSplortPos = GetAbsOrigin() + vecForward * 14.0f;
		DispatchParticleEffect( "GrubSquashBlood", vecSplortPos, GetAbsAngles() );

		vecSplortPos = GetAbsOrigin() - vecForward * 16.0f;
		Vector vecDir = -vecForward;
		QAngle vecAngles;
		VectorAngles( vecDir, vecAngles );
		DispatchParticleEffect( "GrubSquashBlood", vecSplortPos, vecAngles );
		
		MakeSquashDecals( GetAbsOrigin() + vecForward * 32.0f );
		MakeSquashDecals( GetAbsOrigin() - vecForward * 32.0f );
	}

	// Deal deadly damage to ourself
	if ( bDealDamage )
	{
		CTakeDamageInfo info( pOther, pOther, Vector( 0, 0, -1 ), GetAbsOrigin(), GetHealth()+1, DMG_CRUSH );
		TakeDamage( info );
	}
}

int ASW_GiveAmmo( CASW_Marine *pMarine, float flCount, const char *pszAmmoName, CBaseEntity *pAmmoEntity, bool bSuppressSound = false )
{
	int iAmmoType = GetAmmoDef()->Index(pszAmmoName);
	if ( iAmmoType == -1 )
	{
		Msg("ERROR: Attempting to give unknown ammo type (%s)\n",pszAmmoName);
		return 0;
	}

	int amount = pMarine->GiveAmmo( flCount, iAmmoType, bSuppressSound );
	if ( amount == 0 )
		amount = pMarine->GiveAmmoToAmmoBag( flCount, iAmmoType, bSuppressSound );

	if ( amount > 0 )
	{
		pMarine->TookAmmoPickup( pAmmoEntity );

		// Check the ammo type... for some doing a spilling bullet effect isn't fictionally appropriate
		if ( iAmmoType != GetAmmoDef()->Index( "ASW_F" ) && iAmmoType != GetAmmoDef()->Index( "ASW_ML" ) && iAmmoType != GetAmmoDef()->Index( "ASW_TG" ) && iAmmoType != GetAmmoDef()->Index( "ASW_GL" ) )
		{
			// Do effects
			int iAmmoCost = CASW_Ammo_Drop_Shared::GetAmmoUnitCost( iAmmoType );

			if ( iAmmoCost < 20 )
			{
				pAmmoEntity->EmitSound( "ASW_Ammobag.Pickup_sml" );
				DispatchParticleEffect( "ammo_satchel_take_sml", pAmmoEntity->GetAbsOrigin() + Vector( 0, 0, 4 ), vec3_angle );
			}
			else if ( iAmmoCost < 75 )
			{
				pAmmoEntity->EmitSound( "ASW_Ammobag.Pickup_med" );
				DispatchParticleEffect( "ammo_satchel_take_med", pAmmoEntity->GetAbsOrigin() + Vector( 0, 0, 4 ), vec3_angle );
			}
			else
			{
				pAmmoEntity->EmitSound( "ASW_Ammobag.Pickup_lrg" );
				DispatchParticleEffect( "ammo_satchel_take_lrg", pAmmoEntity->GetAbsOrigin() + Vector( 0, 0, 4 ), vec3_angle );
			}
		}

		IGameEvent * event = gameeventmanager->CreateEvent( "ammo_pickup" );
		if ( event )
		{
			CASW_Player *pPlayer = pMarine->GetCommander();
			event->SetInt( "userid", ( pPlayer ? pPlayer->GetUserID() : 0 ) );
			event->SetInt( "entindex", pMarine->entindex() );

			gameeventmanager->FireEvent( event );
		}
	}

	return amount;
}

void CASW_Weapon_Chainsaw::EndAttack( void )
{
	
	
	if ( m_fireState != FIRE_OFF )
	{
		StartAttackOffSound();

#ifdef CLIENT_DLL
		DispatchParticleEffect( "mining_laser_exhaust", PATTACH_POINT_FOLLOW, this, "eject1" );
#endif
	}

	StopChainsawSound();
	
	SetWeaponIdleTime( gpGlobals->curtime + 2.0 );
	m_flNextPrimaryAttack = gpGlobals->curtime + GetWeaponInfo()->m_flFireRate;
	m_flNextSecondaryAttack = gpGlobals->curtime + GetWeaponInfo()->m_flFireRate;

	SetFiringState(FIRE_OFF);

	ClearIsFiring();

	DestroyEffect();
}

//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
void BloodImpactCallback( const CEffectData & data )
{
	bool bFoundBlood = false;

	// Find which sort of blood we are
	for ( int i = 0; i < ARRAYSIZE( bloodCallbacks ); i++ )
	{
		if ( bloodCallbacks[i].nColor == data.m_nColor )
		{
			QAngle	vecAngles;
			VectorAngles( -data.m_vNormal, vecAngles );
			DispatchParticleEffect( bloodCallbacks[i].lpszParticleSystemName, data.m_vOrigin, vecAngles );
			bFoundBlood = true;
			break;
		}
	}

	if ( bFoundBlood == false )
	{
		Vector vecPosition;
		vecPosition = data.m_vOrigin;
		
		// Fetch the blood color.
		colorentry_t color;
		GetBloodColor( data.m_nColor, color );

		FX_BloodBulletImpact( vecPosition, data.m_vNormal, data.m_flScale, color.r, color.g, color.b );
	}
}

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void CWeaponStriderBuster::Detonate( void )
{
	CBaseEntity *pVictim = GetOwnerEntity();
	if ( !m_bDud && pVictim )
	{
		// Kill the strider (with magic effect)
		CBasePlayer *pPlayer = AI_GetSinglePlayer();
		CTakeDamageInfo info( pPlayer, this, RandomVector( -100.0f, 100.0f ), GetAbsOrigin(), pVictim->GetHealth(), DMG_GENERIC );
		pVictim->TakeDamage( info );

		gamestats->Event_WeaponHit( ToBasePlayer( pPlayer ), true, GetClassname(), info );

		// Tracker 62293:  There's a bug where the inflictor/attacker are reversed when calling TakeDamage above so the player never gets
		//  credit for the strider buster kills.  The code has a bunch of assumptions lower level, so it's safer to just fix it here by 
		//  crediting a kill to the player directly.
		gamestats->Event_PlayerKilledOther( pPlayer, pVictim, info );
	}

	m_OnDetonate.FireOutput( this, this );

	// Explode
	if ( !m_bDud )
	{
		CreateDestroyedEffect();
		EmitSound( "Weapon_StriderBuster.Detonate" );
	}
	else
	{
		DispatchParticleEffect( "striderbuster_explode_dummy_core", GetAbsOrigin(), GetAbsAngles() );
		EmitSound( "Weapon_StriderBuster.Dud_Detonate" );
	}

	// Go to bits!
	Shatter( pVictim );
}

void PerformCustomEffects( const Vector &vecOrigin, trace_t &tr, const Vector &shotDir, int iMaterial, int iScale, int nFlags )
{
	// Throw out the effect if any of these are true
	if ( tr.surface.flags & (SURF_SKY|SURF_NODRAW|SURF_HINT|SURF_SKIP) )
		return;

	if ( cl_new_impact_effects.GetInt() )
	{
		PerformNewCustomEffects( vecOrigin, tr, shotDir, iMaterial, iScale, nFlags );
		return;
	}

	bool bNoFlecks = !r_drawflecks.GetBool();
	if ( !bNoFlecks )
	{
		bNoFlecks = ( ( nFlags & FLAGS_CUSTIOM_EFFECTS_NOFLECKS ) != 0  );
	}

	// Cement and wood have dust and flecks
	if ( ( iMaterial == CHAR_TEX_CONCRETE ) || ( iMaterial == CHAR_TEX_TILE ) )
	{
		FX_DebrisFlecks( vecOrigin, &tr, iMaterial, iScale, bNoFlecks );
	}
	else if ( iMaterial == CHAR_TEX_WOOD )
	{
		FX_DebrisFlecks( vecOrigin, &tr, iMaterial, iScale, bNoFlecks );
	}
	else if ( ( iMaterial == CHAR_TEX_DIRT ) || ( iMaterial == CHAR_TEX_SAND ) )
	{
		FX_DustImpact( vecOrigin, &tr, iScale );
	}
	else if ( iMaterial == CHAR_TEX_ANTLION )
	{
		FX_AntlionImpact( vecOrigin, &tr );
	}
	else if ( ( iMaterial == CHAR_TEX_METAL ) || ( iMaterial == CHAR_TEX_VENT ) )
	{
		Vector	reflect;
		float	dot = shotDir.Dot( tr.plane.normal );
		reflect = shotDir + ( tr.plane.normal * ( dot*-2.0f ) );

		reflect[0] += random->RandomFloat( -0.2f, 0.2f );
		reflect[1] += random->RandomFloat( -0.2f, 0.2f );
		reflect[2] += random->RandomFloat( -0.2f, 0.2f );

		FX_MetalSpark( vecOrigin, reflect, tr.plane.normal, iScale );
	}
	else if ( iMaterial == CHAR_TEX_COMPUTER )
	{
		Vector	offset = vecOrigin + ( tr.plane.normal * 1.0f );

		g_pEffects->Sparks( offset );
	}
	else if ( iMaterial == CHAR_TEX_WARPSHIELD )
	{
		QAngle vecAngles;
		VectorAngles( -shotDir, vecAngles );
		DispatchParticleEffect( "warp_shield_impact", vecOrigin, vecAngles );
	}
}

	void Particle_Test_Start( CBasePlayer* pPlayer, const char *name, bool bStart )
	{
		if ( !pPlayer )
			return;

		int iAttachType = GetAttachTypeFromString( particle_test_attach_mode.GetString() );

		if ( iAttachType < 0 )
		{
			Warning( "Invalid attach type specified for particle_test in cvar 'particle_test_attach_mode.\n" );
			return;
		}

		int iAttachmentIndex = particle_test_attach_attachment.GetInt();

		const char *pszParticleFile = particle_test_file.GetString();

		CBaseEntity *pEntity = NULL;
		while ( (pEntity = GetNextCommandEntity( pPlayer, name, pEntity )) != NULL )
		{
			/* 
			Fire the test particle system on this entity
			*/

			DispatchParticleEffect( 
				pszParticleFile,
				(ParticleAttachment_t)iAttachType,
				pEntity,
				iAttachmentIndex,
				true );				// stops existing particle systems
		}
	}

void CASW_Boomer_Blob::DoExplosion( )
{
	// scorch the ground
	trace_t		tr;
	UTIL_TraceLine ( GetAbsOrigin(), GetAbsOrigin() + Vector( 0, 0, -80 ), MASK_SHOT, this, COLLISION_GROUP_NONE, &tr);

	if ( m_bMaster )
	{
		if ( ( tr.m_pEnt != GetWorldEntity() ) || ( tr.hitbox != 0 ) )
		{
			// non-world needs smaller decals
			if( tr.m_pEnt && !tr.m_pEnt->IsNPC() )
			{
				UTIL_DecalTrace( &tr, "SmallScorch" );
			}
		}
		else
		{
			UTIL_DecalTrace( &tr, "Scorch" );
		}

		UTIL_ASW_ScreenShake( GetAbsOrigin(), 7.0f, 45.0f, 0.5f, 150, SHAKE_START );
	}

	// explosion effects
	DispatchParticleEffect( "boomer_drop_explosion", GetAbsOrigin(), Vector( m_DmgRadius, 0.0f, 0.0f ), QAngle( 0.0f, 0.0f, 0.0f ) );
	EmitSound( "ASW_Boomer_Grenade.Explode" );

	// damage to nearby things
	ASWGameRules()->RadiusDamage( CTakeDamageInfo( this, m_hFirer.Get(), m_flDamage, DMG_BLAST ), GetAbsOrigin(), m_DmgRadius, CLASS_NONE, NULL );
}

void CASW_Grenade_PRifle::CreateEffects( void )
{
	CEffectData	data;
	data.m_vOrigin = GetAbsOrigin();
	CPASFilter filter( data.m_vOrigin );
	filter.SetIgnorePredictionCull(true);
	DispatchParticleEffect( "prifle_grenade_fx", PATTACH_ABSORIGIN_FOLLOW, this, "fuse", false, -1, &filter );

	/*
	int	nAttachment = LookupAttachment( "fuse" );

	m_pGlowTrail	= CSpriteTrail::SpriteTrailCreate( "sprites/bluelaser1.vmt", GetLocalOrigin(), false );

	if ( m_pGlowTrail != NULL )
	{
		m_pGlowTrail->FollowEntity( this );
		m_pGlowTrail->SetAttachment( this, nAttachment );
		m_pGlowTrail->SetTransparency( kRenderTransAdd, 255, 255, 255, asw_grentrail_brightness.GetInt(), kRenderFxNone );
		m_pGlowTrail->SetStartWidth( asw_grentrail_width.GetFloat() );
		m_pGlowTrail->SetEndWidth( asw_grentrail_widthend.GetFloat() );
		m_pGlowTrail->SetLifeTime( asw_grentrail_lifetime.GetFloat() );
		m_pGlowTrail->SetMinFadeLength(asw_grentrail_fade.GetFloat());
	}
	*/
}

void CWeaponDrainGrenade::Explode( CBaseCombatCharacter* pAttacker,
						   CBaseEntity* pInflictor,
						   CBaseEntity* pIgnore,
						   Vector vecPosition,
						   float flDamage,
						   float flRadius,
						   float flDrainFocus )
{

#if !defined( CLIENT_DLL )
	//CSoundEnt::InsertSound ( SOUND_COMBAT, vecPosition, 1024, 3.0 );
	
	CTakeDamageInfo info;
	info.CFSet( pInflictor, pAttacker, vec3_origin, vecPosition, flDamage, DMG_BLAST, WEAPON_NONE, &vecPosition, false );
	info.SetDrainFocus( flDrainFocus );

	DispatchParticleEffect("grenade_explosion", vecPosition, vec3_angle, pIgnore);

	//TODO: Figure out sound.
	CPASAttenuationFilter filter( this );
	filter.UsePredictionRules();
	EmitSound( filter, entindex(), "Numen.FireAoE" );
	//CSoundEnt::InsertSound ( SOUND_COMBAT, GetAbsOrigin(), BASEGRENADE_EXPLOSION_VOLUME, 3.0 );
	
	RadiusDamage( info, vecPosition, flRadius );

#endif //!defined( CLIENT_DLL )
}

	void CC_DispatchParticle( const CCommand& args )
	{
		C_BasePlayer *pLocalPlayer = C_BasePlayer::GetLocalPlayer();
		if ( !pLocalPlayer )
			return;

		if ( args.ArgC() < 2 )
		{
			DevMsg( "Use: dispatch_particle {particle_name} {surface_offset_distance}\n" );
			return;
		}

		float flSurfaceOffsetDistance = 0.f;
		if ( args.ArgC() == 3 )
		{
			flSurfaceOffsetDistance = atof( args[2] );
		}

		Vector vForward;
		pLocalPlayer->GetVectors( &vForward, NULL, NULL );
		trace_t tr;
		UTIL_TraceLine( pLocalPlayer->EyePosition(), pLocalPlayer->EyePosition() + vForward * 3000, MASK_SOLID_BRUSHONLY, NULL, &tr );
	
		Vector vTargetDeathPos = tr.endpos;
		DispatchParticleEffect( args[1], vTargetDeathPos + flSurfaceOffsetDistance * tr.plane.normal, vec3_angle );
	}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : &info - 
//-----------------------------------------------------------------------------
void CGrubNugget::Event_Killed( const CTakeDamageInfo &info )
{
	AddEffects( EF_NODRAW );
	DispatchParticleEffect( "antlion_spit_player", GetAbsOrigin(), QAngle( -90, 0, 0 ) );
	EmitSound( "NPC_Antlion_Grub.Explode" );

	BaseClass::Event_Killed( info );
}

//-----------------------------------------------------------------------------
// Purpose: 
// Input  : &info - 
//			&vecDir - 
//			*ptr - 
//-----------------------------------------------------------------------------
void CAntlionGrub::TraceAttack( const CTakeDamageInfo &info, const Vector &vecDir, trace_t *ptr )
{
	QAngle vecAngles;
	VectorAngles( -vecDir, vecAngles );
	DispatchParticleEffect( "GrubBlood", ptr->endpos, vecAngles );

	BaseClass::TraceAttack( info, vecDir, ptr );
}

void CASW_Boomer_Blob::CheckNearbyTargets( )
{	
	// see if an alien is nearby
	if ( gpGlobals->curtime >= m_fEarliestAOEDetonationTime )
	{
		if ( !m_bModelOpening && gpGlobals->curtime >= (m_fDetonateTime - ASW_BOOMER_WARN_DELAY) )
		{
			// we are one second from detonating, commit to detonating and start the opening sequence
			// regardless of anyone nearby
			m_bModelOpening = true;
			ResetSequence( LookupSequence( "MortarBugProjectile_Opening" ) );

			CEffectData	data;
			data.m_vOrigin = GetAbsOrigin();
			CPASFilter filter( data.m_vOrigin );
			filter.SetIgnorePredictionCull(true);
			DispatchParticleEffect( "boomer_grenade_open", PATTACH_ABSORIGIN_FOLLOW, this, -1, false, -1, &filter );
		}

		// if we exceeded the detonation time, just detonate
		if ( gpGlobals->curtime >= m_fDetonateTime )
		{
			Detonate();
			return;
		}

		// if the model is opening, do the animation advance
		if ( m_bModelOpening )
		{
			StudioFrameAdvance();
			SetNextThink( gpGlobals->curtime );
			return;
		}

		float flRadius = asw_boomer_blob_radius_check_scale.GetFloat() * m_DmgRadius;
		Vector vecSrc = GetAbsOrigin();
		CBaseEntity *pEntity = NULL;
		for ( CEntitySphereQuery sphere( vecSrc, flRadius ); ( pEntity = sphere.GetCurrentEntity() ) != NULL; sphere.NextEntity() )
		{
			if ( !pEntity || !pEntity->IsPlayer() )
				continue;

			// give them a 2 second warning before detonation
			m_fDetonateTime = MIN( m_fDetonateTime, m_fDetonateTime + ASW_BOOMER_WARN_DELAY );
		}
	}
	
	if ( m_fDetonateTime <= gpGlobals->curtime + asw_boomer_blob_radius_check_interval.GetFloat() )
	{
		SetThink( &CASW_Boomer_Blob::Detonate );
		SetNextThink( m_fDetonateTime );
	}
	else
	{
		SetThink( &CASW_Boomer_Blob::CheckNearbyTargets );
		SetNextThink( gpGlobals->curtime + asw_boomer_blob_radius_check_interval.GetFloat() );
	}
}