I’m trying to get the beam that my ship is firing to shrink in width after firing it for a period of time. I can get the width to change using Taper Factor/Scale in the Beam Data as a parameter, but it only seems to work when the particle system spawns and doesn’t update with Tick. Should I even be …

You can use a SizeByLife with your distribution set to an instanceParameter and Scalar parameter in Blueprint. You can learn more about instance parameters here… [image] A new, community-hosted Unreal Engine Wiki After over a year in maintenance mode, the official Unreal Engine Wiki is…

How do I dynamically change particle Beam width or size via Blueprint?

Development Programming & Scripting Blueprint

_EPIC_homeRye (_EPIC_homeRye) June 5, 2015, 1:51am 2

You can use a SizeByLife with your distribution set to an instanceParameter and Scalar parameter in Blueprint.

You can learn more about instance parameters here…