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> Unreal Engine API Reference > Runtime > Engine > FParticleRibbonEmitterInstance > FParticleRibbonEmitterInstance::GetParticleLifetimeAndSize

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FParticleRibbonEmitterInstance::GetParticleLifetimeAndSize

Get the lifetime and size for a particle being added to the given trail

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/ParticleEmitterInstances.h
Include	#include "ParticleEmitterInstances.h"
Source	/Engine/Source/Runtime/Engine/Private/Particles/ParticleTrail2EmitterInstance.cpp

Syntax

void GetParticleLifetimeAndSize
(
    int32 InTrailIdx,
    const FBaseParticle * InParticle,
    bool bInNoLivingParticles,
    float & OutOneOverMaxLifetime,
    float & OutSize
)

Remarks

Get the lifetime and size for a particle being added to the given trail

Parameters

Parameter	Description
InTrailIdx	The index of the trail the particle is being added to
InParticle	The particle that is being added
bInNoLivingParticles	true if there are no particles in the trail, false if there already are
OutOneOverMaxLifetime	The OneOverMaxLifetime value to use for the particle
OutSize	The Size value to use for the particle

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