how to collide the particles by linetrace

International 简体中文 (Simplified Chinese)
,
1

I wanna hit the particles by linetrace in BP in order to get some info from the hit one,any one knows?
I try to set the collision in Niagara but saidly it didn’t work,or maybe I made it a wrong way.

2

Line Trace and Niagara Particles - Asset Creation / FX - Epic Developer Community Forums (unrealengine.com)
this helps