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  3. UNiagaraDataInterfaceRigidMeshCollisionQuery

UNiagaraDataInterfaceRigidMeshCollisionQuery

Data Interface used to collide against static meshes - whether it is the mesh distance field or a physics asset's collision primitive

API > API/Plugins > API/Plugins/Niagara

Data Interface used to collide against static meshes - whether it is the mesh distance field or a physics asset's collision primitive

   
Name UNiagaraDataInterfaceRigidMeshCollisionQuery
Type class
Header File /Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraDataInterfaceRigidMeshCollisionQuery.h
Include Path #include "NiagaraDataInterfaceRigidMeshCollisionQuery.h"

Syntax

UCLASS (EditInlineNew, Category="Collision", Meta=(DisplayName="Rigid Mesh Collision Query"))  
class UNiagaraDataInterfaceRigidMeshCollisionQuery : public UNiagaraDataInterface

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UNiagaraDataInterfaceRigidMeshCollisionQuery ( const FObjectInitializer& ObjectInitializer
)

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
ActorTags TArray< FName > Set of tags used to match against actors when searching for RigidBody providers. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="Search"
bFilterByObjectType bool If enabled, FindActors will use filtering based on ObjectType instead of Channel. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="Source"
ComponentTags TArray< FName > Set of tags used to match against components when searching for RigidBody providers. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="Source"
GlobalSearchAllowed bool If enabled the global search can be executed depending on GlobalSearchForced and GlobalSearchFallback_Unscripted NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • AdvancedDisplay
  • Category="Source"
  • Meta=(DisplayName="Global Search Allowed")
GlobalSearchFallback_Unscripted bool If enabled the global search will be performed only if there are no explicit actors specified NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • AdvancedDisplay
  • Category="Source"
  • Meta=(DisplayName="Global Search Only If Unscripted", EditCondition=GlobalSearchAllowed)
GlobalSearchForced bool If enabled the global search will be performed only if there are no explicit actors specified NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • AdvancedDisplay
  • Category="Source"
  • Meta=(DisplayName="Global Search Forced", EditCondition=GlobalSearchAllowed)
MaxNumPrimitives int Maximum number of RigidBody represented by this DataInterface. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="General"
OnlyUseMoveable bool If enabled only actors that are considered moveable will be searched for RigidBodies. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="Source"
SourceActors TArray< TSoftObjectPtr< AActor > > Hardcoded references to actors that will be used as RigidBody providers. NiagaraDataInterfaceRigidMeshCollisionQuery.h
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  • Category="Source"
UseComplexCollisions bool If enabled, complex collisions will be searched for. NiagaraDataInterfaceRigidMeshCollisionQuery.h
  • EditAnywhere
  • Category="Source"

Functions

Public

Name Remarks Include Path Unreal Specifiers

bool FindActors ( UWorld* World,
FNDIRigidMeshCollisionData& InstanceData,
ECollisionChannel Channel,
const FVector& OverlapLocation,
const FVector& OverlapExtent,
const FQuat& OverlapRotation
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

void FindActorsCPU ( FVectorVMExternalFunctionContext& Context
)

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

bool GetExplicitActors ( FNDIRigidMeshCollisionData& InstanceData
)

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

void GetNumElementsCPU ( FVectorVMExternalFunctionContext& Context
)

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

bool GlobalFindActors ( UWorld* World,
FNDIRigidMeshCollisionData& InstanceData
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

void IsWorldPositionInsideCombinedBoundsCPU ( FVectorVMExternalFunctionContext& Context
)

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

bool UpdateSourceActors ( FNiagaraSystemInstance* SystemInstance,
FNDIRigidMeshCollisionData& InstanceData
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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. NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual ETickingGroup CalculateTickGroup ( const void* PerInstanceData
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual bool CanExecuteOnTarget ( ENiagaraSimTarget Target
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

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

virtual bool Equals ( const UNiagaraDataInterface* Other
) const

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

virtual void GetCommonHLSL ( FString& OutHLSL
)

 GPU simulation functionality NiagaraDataInterfaceRigidMeshCollisionQuery.h  
Query the data interface to give feedback to the end user. NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

 UNiagaraDataInterface Interface NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual bool HasPostSimulateTick()

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual bool HasTickGroupPrereqs()

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

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

virtual int32 PerInstanceDataSize ()

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

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

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

 Subclasses that wish to work with GPU systems/emitters must implement this. NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual bool RequiresEarlyViewData()

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  
Set the shader parameters will only be called if the data interface provided shader parameters. NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual bool UpgradeFunctionCall ( FNiagaraFunctionSignature& FunctionSignature
)

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

virtual void ValidateFunction ( const FNiagaraFunctionSignature& Function,
TArray< FText >& OutValidationErrors
)

 Validates a function being compiled and allows interface classes to post custom compile errors when their API changes. NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Overridden from UNiagaraDataInterfaceBase

Name Remarks Include Path Unreal Specifiers

virtual void BuildShaderParameters ( FNiagaraShaderParametersBuilder& ShaderParametersBuilder
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void PostInitProperties()

 UObject Interface NiagaraDataInterfaceRigidMeshCollisionQuery.h  

virtual void PostLoad()

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Protected

Name Remarks Include Path Unreal Specifiers

bool FilterActor ( const AActor* Actor
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

bool FilterComponent ( const UPrimitiveComponent* Component
) const

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Overridden from UNiagaraDataInterface

Name Remarks Include Path Unreal Specifiers

virtual bool CopyToInternal ( UNiagaraDataInterface* Destination
) const

 Copy one niagara DI to this NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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

   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

Deprecated Variables

Name Type Remarks Include Path Unreal Specifiers
Tag_DEPRECATED FString   NiagaraDataInterfaceRigidMeshCollisionQuery.h  

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