Niagara particles collision

Hello
I am trying to create something similar to a blood splat in niagara that spawns a mesh or a decal on collision. But I don’t want it to be able to collide with it’s own particles because then it spawns the mesh in the middle of the emitter. Is there any solution to this? I also tried to follow a tutorial on how to spawn decals but seems to be outdated with unreal 5.

Thank you in advance

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Niagara collisions do not generate overlap events (or at least they didn’t when I asked few months ago) so spawning decals where they hit could be difficult.

Can you please provide a better example of what you need? It’s a bit vague.

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Sorry, I am quite a beginner in Unreal. But what I need is that the first mesh particles like blood spray when someone hits someone, when the particles hit the ground, I want to spawn a new mesh that looks like a pool or a stain of the previous mesh. But I don’t want the first mesh particle to collide and spawn the stain on its own particles nor any moving object. Just the floor.

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