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Unreal Engine C++ API Reference > Plugins > Niagara
Inheritance Hierarchy
- UObjectBase
- UObjectBaseUtility
- UObject
- UNiagaraMergeable
- UNiagaraDataInterfaceBase
- UNiagaraDataInterface
- UNiagaraDataInterfaceCurlNoise
References
| Module | Niagara |
| Header | /Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceCurlNoise.h |
| Include | #include "NiagaraDataInterfaceCurlNoise.h" |
Syntax
UCLASS&40;EditInlineNew, Category&61;"Curl Noise LUT", CollapseCategories,
Meta&61;&40;DisplayName&61;"Curl Noise"&41;, MinimalAPI&41;
class UNiagaraDataInterfaceCurlNoise : public UNiagaraDataInterface
Remarks
Data Interface allowing sampling of curl noise LUT.
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
FVector3f | OffsetFromSeed | Precalculated when Seed changes. |
   |
uint32 | Seed |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
UNiagaraDataInterfaceCurlNoise
(
const FObjectInitializer& ObjectInitializer |
Functions
| Type | Name | Description | |
|---|---|---|---|
 |
void | SampleNoiseField
(
FVectorVMExternalFunctionContext& Context |
Overridden from UNiagaraDataInterface
| Type | Name | Description | |
|---|---|---|---|
   |
bool | AppendCompileHash
(
FNiagaraCompileHashVisitor* InVisitor |
GPU sim functionality. |
   |
bool | CanExecuteOnTarget
(
ENiagaraSimTarget Target |
|
   |
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 | GetParameterDefinitionHLSL
(
const FNiagaraDataInterfaceGPUParamInfo& ParamInfo, |
|
  |
void | GetVMExternalFunction
(
const FVMExternalFunctionBindingInfo& BindingInfo, |
Returns the delegate for the passed function signature. |
  |
void | ||
   |
void | SetShaderParameters
(
const FNiagaraDataInterfaceSetShaderParametersContext& Context |
Set the shader parameters will only be called if the data interface provided shader parameters. |
Overridden from UNiagaraDataInterfaceBase
| Type | Name | Description | |
|---|---|---|---|
   |
void | BuildShaderParameters
(
FNiagaraShaderParametersBuilder& ShaderParametersBuilder |
Override this method to provide parameters to the GPU (SRV / UAV / Constants / etc) The most common usage will be to provide a single structure which is nested with other parameters. |
Overridden from UObject
| Type | Name | Description | |
|---|---|---|---|
  |
void | PostEditChangeProperty
(
FPropertyChangedEvent& PropertyChangedEvent |
Called when a property on this object has been modified externally |
  |
void | Called after the C++ constructor and after the properties have been initialized, including those loaded from config. | |
  |
void | PostLoad () |
Do any object-specific cleanup required immediately after loading an object. |
  |
void | PreEditChange
(
FProperty* PropertyAboutToChange |
This is called when a property is about to be modified externally |
Classes
| Type | Name | Description | |
|---|---|---|---|
 |
FShaderParameters |