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Unreal Engine C++ API Reference > Plugins > Niagara
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UNiagaraMergeable
- UNiagaraDataInterfaceBase
- UNiagaraDataInterface
- UNiagaraDataInterfaceCurveBase
- UNiagaraDataInterfaceVector4Curve
References
| Module | Niagara |
| Header | /Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceVector4Curve.h |
| Include | #include "NiagaraDataInterfaceVector4Curve.h" |
Syntax
UCLASS&40;EditInlineNew, Category&61;"Curves", CollapseCategories,
Meta&61;&40;DisplayName&61;"Curve for Vector4&39;s"&41;, MinimalAPI&41;
class UNiagaraDataInterfaceVector4Curve : public UNiagaraDataInterfaceCurveBase
Remarks
Data Interface allowing sampling of vector curves.
Variables
| Type | Name | Description | |
|---|---|---|---|
   |
FRichCurve | WCurve | |
   |
FRichCurve | XCurve | |
   |
FRichCurve | YCurve | |
   |
FRichCurve | ZCurve |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UNiagaraDataInterfaceVector4Curve
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
 |
void | SampleCurve
(
FVectorVMExternalFunctionContext& Context |
Overridden from UNiagaraDataInterfaceCurveBase
| Type | Name | Description | |
|---|---|---|---|
   |
TArray< float > | BuildLUT
(
int32 NumEntries |
|
  |
void | GetCurveData
(
TArray< FCurveData >& OutCurveData |
Gets information for all of the curves owned by this curve data interface. |
   |
int32 | ||
   |
FName | ||
  |
void |
Overridden from UNiagaraDataInterface
| Type | Name | Description | |
|---|---|---|---|
   |
bool | CopyToInternal
(
UNiagaraDataInterface* Destination |
|
   |
bool | Equals
(
const UNiagaraDataInterface* Other |
Determines if this DataInterface is the same as another. |
  |
bool | GetFunctionHLSL
(
const FNiagaraDataInterfaceGPUParamInfo& ParamInfo, |
|
  |
void | GetFunctions
(
TArray< FNiagaraFunctionSignature >& OutFunctions |
Gets all the available functions for this data interface. |
  |
void | GetVMExternalFunction
(
const FVMExternalFunctionBindingInfo& BindingInfo, |
Returns the delegate for the passed function signature. |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | Called after the C++ constructor and after the properties have been initialized, including those loaded from config. | |
  |
void | Handles reading, writing, and reference collecting using FArchive. |
Constants
| Name | Description |
|---|---|
| CurveLUTNumElems | |
| SampleCurveName |