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> Unreal Engine API Reference > Runtime > Engine > Particles > TypeData > UParticleModuleTypeDataBeam2 > UpVectorStepSize

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UpVectorStepSize

The approach to use for determining the Up vector(s) for the beam.

Choose your operating system:

Windows

macOS

Linux

Syntax

int32 UpVectorStepSize

Remarks

The approach to use for determining the Up vector(s) for the beam.

0 indicates that the Up FVector should be calculated at EVERY point in the beam. 1 indicates a single Up FVector should be determined at the start of the beam and used at every point. N indicates an Up FVector should be calculated every N points of the beam and interpolated between them. [

This mode is currently unsupported.]