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API > API/Plugins > API/Plugins/Niagara
References
| Module | Niagara |
| Header | /Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraEvents.h |
| Include | #include "NiagaraEvents.h" |
Syntax
USTRUCT&40;&41;
struct FNiagaraCollisionEventPayload
Remarks
Type struct for collision event payloads; collision event data set is based on this TODO: figure out how we can pipe attributes from the colliding particle in here
Variables
| Type | Name | Description | |
|---|---|---|---|
  |
FVector | CollisionNormal | Forward declaration of concrete types // Macro version - declares all three variants. |
  |
FVector | CollisionPos | |
  |
FVector | CollisionVelocity | Forward declaration of concrete types // Macro version - declares all three variants. |
  |
int32 | ParticleIndex | |
  |
int32 | PhysicalMaterialIndex |