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  3. UNiagaraDataInterfaceLandscape

UNiagaraDataInterfaceLandscape

Data Interface allowing sampling of a Landscape

API > API/Plugins > API/Plugins/Niagara

Data Interface allowing sampling of a Landscape

   
Name UNiagaraDataInterfaceLandscape
Type class
Header File /Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceLandscape.h
Include Path #include "NiagaraDataInterfaceLandscape.h"

Syntax

UCLASS (EditInlineNew, Category="Landscape", CollapseCategories,  
       Meta=(DisplayName="Landscape Sample"), MinimalAPI)  
class UNiagaraDataInterfaceLandscape : public UNiagaraDataInterface

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UNiagaraDataInterfaceLandscape ( const FObjectInitializer& ObjectInitializer
)

   NiagaraDataInterfaceLandscape.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
bVirtualTexturesSupported bool Can be used to ignore virtual textures even if they are defined for the landscape. NiagaraDataInterfaceLandscape.h
  • EditAnywhere
  • Category="Landscape"
PhysicalMaterials TArray< TObjectPtr< UPhysicalMaterial > >   NiagaraDataInterfaceLandscape.h
  • EditAnywhere
  • Category="Landscape"
SourceLandscape TObjectPtr< AActor >   NiagaraDataInterfaceLandscape.h
  • EditAnywhere
  • Category="Landscape"
SourceMode ENDILandscape_SourceMode   NiagaraDataInterfaceLandscape.h
  • EditAnywhere
  • Category="Landscape"

Functions

Public

Overridden from UNiagaraDataInterface

Name Remarks Include Path Unreal Specifiers

virtual bool AppendCompileHash ( FNiagaraCompileHashVisitor* InVisitor
) const

 Allows the generic class defaults version of this class to specify any dependencies/version/etc that might invalidate the compile. NiagaraDataInterfaceLandscape.h  

virtual bool CanExecuteOnTarget ( ENiagaraSimTarget Target
) const

   NiagaraDataInterfaceLandscape.h  

virtual void DestroyPerInstanceData ( void* PerInstanceData,
FNiagaraSystemInstance* SystemInstance
)

 Destroys the per instance data for this interface. NiagaraDataInterfaceLandscape.h  

virtual bool Equals ( const UNiagaraDataInterface* Other
) const

 Determines if this DataInterface is the same as another. NiagaraDataInterfaceLandscape.h  

virtual bool GetFunctionHLSL ( const FNiagaraDataInterfaceGPUParamInfo& ParamInfo,
const FNiagaraDataInterfaceGeneratedFunction& FunctionInfo,
int FunctionInstanceIndex,
FString& OutHLSL
)

   NiagaraDataInterfaceLandscape.h  

virtual void GetParameterDefinitionHLSL ( const FNiagaraDataInterfaceGPUParamInfo& ParamInfo,
FString& OutHLSL
)

 GPU sim functionality. NiagaraDataInterfaceLandscape.h  

virtual void GetVMExternalFunction ( const FVMExternalFunctionBindingInfo& BindingInfo,
void* InstanceData,
FVMExternalFunction& OutFunc
)

 Returns the delegate for the passed function signature. NiagaraDataInterfaceLandscape.h  

virtual bool HasPreSimulateTick()

   NiagaraDataInterfaceLandscape.h  

virtual bool InitPerInstanceData ( void* PerInstanceData,
FNiagaraSystemInstance* SystemInstance
)

 Initializes the per instance data for this interface. NiagaraDataInterfaceLandscape.h  

virtual int32 PerInstanceDataSize ()

 Returns the size of the per instance data for this interface. NiagaraDataInterfaceLandscape.h  

virtual bool PerInstanceTick ( void* PerInstanceData,
FNiagaraSystemInstance* SystemInstance,
float DeltaSeconds
)

 Ticks the per instance data for this interface, if it has any. NiagaraDataInterfaceLandscape.h  

virtual void ProvidePerInstanceDataForRenderThread ( void* DataForRenderThread,
void* PerInstanceData,
const FNiagaraSystemInstanceID& SystemInstance
)

 Subclasses that wish to work with GPU systems/emitters must implement this. NiagaraDataInterfaceLandscape.h  
Set the shader parameters will only be called if the data interface provided shader parameters. NiagaraDataInterfaceLandscape.h  

virtual bool UpgradeFunctionCall ( FNiagaraFunctionSignature& FunctionSignature
)

 Allows data interfaces the opportunity to rename / change the function signature and perform an upgrade. NiagaraDataInterfaceLandscape.h  

Overridden from UNiagaraDataInterfaceBase

Name Remarks Include Path Unreal Specifiers

virtual void BuildShaderParameters ( FNiagaraShaderParametersBuilder& ShaderParametersBuilder
) const

   NiagaraDataInterfaceLandscape.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void PostInitProperties()

   NiagaraDataInterfaceLandscape.h  

Protected

Name Remarks Include Path Unreal Specifiers

void ApplyLandscape ( const FNiagaraSystemInstance& SystemInstance,
FNDILandscapeData_GameThread& InstanceData
) const

   NiagaraDataInterfaceLandscape.h  

ALandscape * GetLandscape ( const FNiagaraSystemInstance& SystemInstance,
FNDILandscapeData_GameThread& Hint
) const

   NiagaraDataInterfaceLandscape.h  

void VMGenerateRvtFeedback ( FVectorVMExternalFunctionContext& Context
)

   NiagaraDataInterfaceLandscape.h  

Overridden from UNiagaraDataInterface

Name Remarks Include Path Unreal Specifiers

virtual bool CopyToInternal ( UNiagaraDataInterface* Destination
) const

   NiagaraDataInterfaceLandscape.h  

virtual void GetFunctionsInternal ( TArray< FNiagaraFunctionSignature >& OutFunctions
) const

   NiagaraDataInterfaceLandscape.h  

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