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API > API/Plugins > API/Plugins/Niagara
References
| Module | Niagara |
| Header | /Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraTypes.h |
| Include | #include "NiagaraTypes.h" |
Syntax
struct FNiagaraSystemParameters
Remarks
Any change to this structure, or it's GetVariables implementation will require a bump in the CustomNiagaraVersion so that we properly rebuild the scripts You must pad this struct and the results of GetVariables() to a 16 byte boundary.
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
int32 | _Pad0 | |
 |
int32 | _Pad1 | |
 |
int32 | CurrentTimeStep | |
 |
int32 | EngineAliveEmitterCount | |
 |
int32 | EngineEmitterCount | |
 |
uint32 | EngineExecutionState | |
 |
float | EngineLodDistance | |
 |
float | EngineLodDistanceFraction | |
 |
float | EngineSystemAge | |
 |
int32 | EngineTickCount | |
 |
float | EngineTimeSinceRendered | |
 |
uint32 | NumParticles | |
 |
int32 | NumTimeSteps | |
 |
int32 | RandomSeed | |
 |
int32 | SignificanceIndex | |
 |
float | TimeStepFraction |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
const TArray< FNiagaraVariable > & | GetVariables () |