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Unreal Engine C++ API Reference > Runtime > Engine > Particles > Trail > UParticleModuleTrailSource
References
| Module | Engine |
| Header | /Engine/Source/Runtime/Engine/Classes/Particles/Trail/ParticleModuleTrailSource.h |
| Include | #include "Particles/Trail/ParticleModuleTrailSource.h" |
| Source | /Engine/Source/Runtime/Engine/Private/Particles/ParticleTrailModules.cpp |
bool ResolveSourceOffset
&40;
int32 InTrailIdx,
FParticleEmitterInstance &42; InEmitterInst,
FVector & OutSourceOffset
&41;
Remarks
Retrieve the SourceOffset for the given trail index. Currently, this is only intended for use by Ribbon emitters bool true if successful, false if not (including no offset)
Parameters
| Name | Description |
|---|---|
| InTrailIdx | The index of the trail whose offset is being retrieved |
| InEmitterInst | The EmitterInstance requesting the SourceOffset |
| OutSourceOffset | The source offset for the trail of interest |