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  3. UGeometryCollection

UGeometryCollection

UGeometryCollectionObject ([UObject](API\Runtime\CoreUObject\UObject))

API > API/Runtime > API/Runtime/GeometryCollectionEngine

UGeometryCollectionObject (UObject)

UObject wrapper for the FGeometryCollection

   
Name UGeometryCollection
Type class
Header File /Engine/Source/Runtime/Experimental/GeometryCollectionEngine/Public/GeometryCollection/GeometryCollectionObject.h
Include Path #include "GeometryCollection/GeometryCollectionObject.h"

Syntax

UCLASS (BlueprintType, CustomConstructor, MinimalAPI)  
class UGeometryCollection :  
    public UObject ,  
    public IInterface_AssetUserData ,  
    public IDataflowContentOwner ,  
    public IDataflowInstanceInterface

Inheritance Hierarchy

Implements Interfaces

Constructors

Name Remarks Include Path Unreal Specifiers

UGeometryCollection ( const FObjectInitializer& ObjectInitializer
)

   GeometryCollection/GeometryCollectionObject.h  

UGeometryCollection ( const FObjectInitializer& ObjectInitializer
)

   GeometryCollection/GeometryCollectionObject.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
AssetImportData TObjectPtr< class UAssetImportData > Importing data and options used for this geometry collection GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Instanced
  • Category=ImportSettings
AutoInstanceMeshes TArray< FGeometryCollectionAutoInstanceMesh > List of unique static mesh / materials pairs for auto instancing. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Rendering"
bAutomaticCrumblePartialClusters bool When using remove on sleep , automatically crumble partial cluster into smaller pieces when possible GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(EditCondition="bRemoveOnMaxSleep")
bConvertVertexColorsToSRGB bool Convert vertex colors to sRGB for rendering. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • BlueprintSetter=SetConvertVertexColorsToSRGB
  • Category="Rendering"
bDensityFromPhysicsMaterial bool Whether to use density ( for mass computation ) from physics material ( if physics material is not set, use the component one or defaults ) GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Collisions"
  • Meta=(EditCondition="PhysicsMaterial != nullptr")
bEnableNaniteFallback bool Enable Non-Nanite fallback mesh when Nanite support is enabled. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Nanite"
  • Meta=(EditCondition="EnableNanite")
bImportCollisionFromSource bool Whether to import collision from the source asset GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Collisions"
bManualDataCreate bool If this flag is set, we only regenerate simulation data when requested via CreateSimulationData() GeometryCollection/GeometryCollectionObject.h  
bMassAsDensity bool Mass As Density, units are in kg/m^3 ( only enabled if physics material is not set ) GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Collisions"
  • Meta=(EditCondition="!bDensityFromPhysicsMaterial")
bOptimizeConvexes bool Whether to optimize convexes for collisions. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Collisions"
bRemoveOnMaxSleep bool Remove particle from simulation and dissolve rendered geometry once sleep threshold has been exceeded. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(DisplayName="Remove on Sleep")
bScaleOnRemoval bool When enabled, particle will scale down (shrink) when using being removed ( using both remove on sleep or remove on break ) - Enabled by default GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category=Removal
bSlowMovingAsSleeping bool When on non-sleeping, slow moving pieces will be considered as sleeping, this helps removal of jittery but not really moving objects. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(DisplayName="Slow-Moving as sleeping", EditCondition="bRemoveOnMaxSleep")
bStripOnCook bool Strip unnecessary data from the Geometry Collection to keep the memory footprint as small as possible. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Rendering"
  • Meta=(DisplayName="Strip Source Data On Cook")
bStripRenderDataOnCook bool Strip unnecessary render data from the Geometry Collection to keep the memory footprint as small as possible. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Rendering"
bUseFullPrecisionUVs bool Whether to use full precision UVs when rendering this geometry. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Rendering"
bUseMaterialDamageModifiers bool When on , use the modifiers on the material to adjust the user defined damage threshold values GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Damage"
  • Meta=(EditCondition="DamageModel == EDamageModelTypeEnum::Chaos_Damage_Model_UserDefined_Damage_Threshold")
bUseSizeSpecificDamageThreshold bool Whether to use size specific damage threshold instead of level based ones ( see Size Specific Data array ). GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Damage"
  • Meta=(EditCondition="DamageModel == EDamageModelTypeEnum::Chaos_Damage_Model_UserDefined_Damage_Threshold")
CachedDensityFromPhysicsMaterialInGCm3 float Cached Material density value used to compute the Mass attribute ( In gram per cm3 ) this is necessary because the material properties could be changed after without causing the mass attribute to be recomputed ( because the GC asset will not get notified ) GeometryCollection/GeometryCollectionObject.h  
ClusterConnectionType EClusterConnectionTypeEnum   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Clustering"
ClusterGroupIndex int32 Cluster group index - Geometry Collections using the same index will simulate as one single cluster. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Clustering"
ConnectionGraphBoundsFilteringMargin float   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Clustering"
CustomRendererType TObjectPtr< UClass > Custom class type that will be used to render the geometry collection instead of using the native rendering. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Rendering"
  • Meta=(MustImplement="/Script/GeometryCollectionEngine.GeometryCollectionExternalRenderInterface")
DamageModel EDamageModelTypeEnum Damage model to use for evaluating destruction. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Damage"
DamagePropagationData FGeometryCollectionDamagePropagationData Data about how damage propagation shoudl behave. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Damage"
DamageThreshold TArray< float > Damage threshold for clusters at different levels. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Damage"
  • Meta=(EditCondition="!bUseSizeSpecificDamageThreshold && DamageModel == EDamageModelTypeEnum::Chaos_Damage_Model_UserDefined_Damage_Threshold")
DataflowAsset TObjectPtr< UDataflow > Dataflow this is deprecated data replaced with Setter and Getter but it is exposed to blueprint so we use the Setter/Getter to make sure the blueprint will use them GeometryCollection/GeometryCollectionObject.h
  • BlueprintReadWrite
  • BlueprintSetter=SetDataflowAsset
  • BlueprintGetter=GetDataflowAsset
  • Category="Dataflow"
DataflowInstance FDataflowInstance   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Dataflow"
EmbeddedGeometryExemplar TArray< FGeometryCollectionEmbeddedExemplar > References for embedded geometry generation GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="EmbeddedGeometry"
EnableClustering bool   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Clustering"
EnableNanite bool Enable support for Nanite. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • BlueprintSetter=SetEnableNanite
  • Category="Nanite"
GeometrySource TArray< FGeometryCollectionSource >   GeometryCollection/GeometryCollectionObject.h
  • BlueprintReadWrite
  • EditAnywhere
  • Category="GeometrySource"
Mass float Total Mass of Collection. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Collisions"
  • Meta=(EditCondition="!bDensityFromPhysicsMaterial")
Materials TArray< TObjectPtr< UMaterialInterface > >   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Materials"
MaxClusterLevel int32 Maximum level for cluster breaks. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Clustering"
MaximumSleepTime FVector2D How long may the particle sleep before initiating removal (in seconds). GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(DisplayName="Sleep Min Max", EditCondition="bRemoveOnMaxSleep")
MinimumMassClamp float Smallest allowable mass (def:0.1) GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category="Collisions"
NaniteMinimumResidencyInKB uint32 How much of the nanite resource should always be resident (In KB). GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Nanite"
  • Meta=(EditCondition="EnableNanite", DisplayName="Nanite Minimum Residency")
Overrides TMap< FString, FString >   GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadWrite
  • Category="Dataflow"
  • DisplayName="DataFlow Overrides"
  • Meta=(DisplayAfter="DataflowInstance")
PerClusterOnlyDamageThreshold bool Compatibility check, when true, only cluster compute damage from parameters and propagate to direct children when false, each child will compute it's damage threshold allowing for more precise and intuitive destruction behavior GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Compatibility"
PhysicsMaterial TObjectPtr< UPhysicalMaterial > Physics material to use for the geometry collection GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category="Collisions"
RemovalDuration FVector2D How long does the removal process take (in seconds). GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(DisplayName="Removal Duration", EditCondition="bRemoveOnMaxSleep")
RenderData TUniquePtr< FGeometryCollectionRenderData > Pointer to the data used to render this geometry collection. GeometryCollection/GeometryCollectionObject.h  
RootProxyData FGeometryCollectionProxyMeshData Static mesh to use as a proxy for rendering until the geometry collection is broken. GeometryCollection/GeometryCollectionObject.h
  • BlueprintReadWrite
  • EditAnywhere
  • Category="Rendering"
SizeSpecificData TArray< FGeometryCollectionSizeSpecificData > Size Specfic Data reflects the default geometry to bind to rigid bodies smaller than the max size volume. GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • Category="Collisions"
SlowMovingVelocityThreshold float When slow moving detection is on, this defines the linear velocity thresholds in cm/s to consider the object as sleeping . GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • BlueprintReadOnly
  • Category=Removal
  • Meta=(DisplayName="Slow-Moving Velocity Threshold", EditCondition="bRemoveOnMaxSleep && bSlowMovingAsSleeping")
ThumbnailInfo TObjectPtr< class UThumbnailInfo > Information for thumbnail rendering GeometryCollection/GeometryCollectionObject.h
  • VisibleAnywhere
  • Instanced
  • AdvancedDisplay
  • Category=GeometryCollection

Protected

Name Type Remarks Include Path Unreal Specifiers
AssetUserData TArray< TObjectPtr< UAssetUserData > > Array of user data stored with the asset GeometryCollection/GeometryCollectionObject.h
  • EditAnywhere
  • AdvancedDisplay
  • Instanced
  • Category=AssetUserData
AutoInstanceTransformRemapIndices TArray< int32 > Cache transform remapping for instanced meshes indices GeometryCollection/GeometryCollectionObject.h
  • VisibleAnywhere
  • Transient
  • Category="Clustering"
BoneSelectedMaterialIndex int32 Legacy index of the bone selected material in the object's Materials array, or INDEX_NONE if it is not stored there. GeometryCollection/GeometryCollectionObject.h  
BreadthFirstTransformIndices TArray< int32 > Cache transform indices in breadth-first order GeometryCollection/GeometryCollectionObject.h
  • VisibleAnywhere
  • Transient
  • Category="Clustering"
GeometryCollection TSharedPtr< FGeometryCollection, ESPMode::ThreadSafe >   GeometryCollection/GeometryCollectionObject.h  
LastBuiltRenderDataGuid FGuid Used to determine whether we need to cook render data. GeometryCollection/GeometryCollectionObject.h  
LastBuiltSimulationDataGuid FGuid Used to determine whether we need to cook simulation data. GeometryCollection/GeometryCollectionObject.h  
PersistentGuid FGuid Guid created on construction of this collection. GeometryCollection/GeometryCollectionObject.h  
RenderDataGuid FGuid Used to determine whether we need to regenerate render data. GeometryCollection/GeometryCollectionObject.h  
RenderResourceReleaseFence FRenderCommandFence A fence to track render resource release before destroy. GeometryCollection/GeometryCollectionObject.h  
RootIndex int32 Cached root index for faster queries GeometryCollection/GeometryCollectionObject.h
  • VisibleAnywhere
  • Category="Clustering"
SimulationDataGuid FGuid Used to determine whether we need to regenerate simulation data. GeometryCollection/GeometryCollectionObject.h  
StateGuid FGuid Guid that can be invalidated on demand - essentially a 'version' that should be changed when a structural change is made to the geometry collection. GeometryCollection/GeometryCollectionObject.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

virtual void AddAssetUserData ( UAssetUserData* InUserData
)

   GeometryCollection/GeometryCollectionObject.h  

int32 AddNewMaterialSlot ( bool bCopyLastMaterial
)

 Add a material to the materials array and update the selected bone material to be at the end of the array GeometryCollection/GeometryCollectionObject.h  

int32 AppendGeometry ( const UGeometryCollection& Element,
bool ReindexAllMaterials,
const FTransform& TransformRoot
)

 AppendGeometry GeometryCollection/GeometryCollectionObject.h  

int32 AttachEmbeddedGeometryExemplar ( const UStaticMesh* Exemplar
)

 Attach a Static Mesh exemplar for embedded geometry, if that mesh has not already been attached. GeometryCollection/GeometryCollectionObject.h  

void CacheMaterialDensity()

 Cache the material density used to compute attribute Warning : this should only be called after recomputing the mass based on those values GeometryCollection/GeometryCollectionObject.h  

void CreateSimulationData()

 Create the simulation data that can be shared among all instances (mass, volume, etc...) Note : this does not check if the simulation data is drty or not and will cause a load from the DDC use CreateSimulationDataIfNeeded() for avoiding extra runtime cost GeometryCollection/GeometryCollectionObject.h  

void CreateSimulationDataIfNeeded()

 Create the simulation data ( calls CreateSimulationData) only if the simulation data is dirty GeometryCollection/GeometryCollectionObject.h  

void EnsureDataIsCooked ( bool bInitResources,
bool bIsTransacting,
bool bIsPersistant,
bool bAllowCopyFromDDC
)

   GeometryCollection/GeometryCollectionObject.h  

int32 FindOrAddAutoInstanceMesh ( const UStaticMesh* StaticMesh,
const TArray< UMaterialInterface* >& Materials
)

 Find or add a auto instance mesh from a mesh and alist of material and return its index GeometryCollection/GeometryCollectionObject.h  
Find or add a auto instance mesh from another one and return its index GeometryCollection/GeometryCollectionObject.h  

TSharedPtr< FGeometryCollection, ESPMode::ThreadSafe > GenerateMinimalGeometryCollection()

 Produce a deep copy of GeometryCollection member, stripped of data unecessary for gameplay. GeometryCollection/GeometryCollectionObject.h  

virtual const TArray< UAssetUserData * > * GetAssetUserDataArray()

   GeometryCollection/GeometryCollectionObject.h  

virtual UAssetUserData * GetAssetUserDataOfClass ( TSubclassOf< UAssetUserData > InUserDataClass
)

   GeometryCollection/GeometryCollectionObject.h  

const FGeometryCollectionAutoInstanceMesh & GetAutoInstanceMesh ( int32 AutoInstanceMeshIndex
) const

 Find or add a auto instance mesh and return its index GeometryCollection/GeometryCollectionObject.h  

const TArray< int32 > & GetAutoInstanceTransformRemapIndices()

   GeometryCollection/GeometryCollectionObject.h  

const int32 GetBoneSelectedMaterialIndex()

   GeometryCollection/GeometryCollectionObject.h  

const TArray< int32 > & GetBreadthFirstTransformIndices()

   GeometryCollection/GeometryCollectionObject.h  

UDataflow * GetDataflowAsset()

   GeometryCollection/GeometryCollectionObject.h
  • BlueprintCallable
  • Category="Dataflow"
  GeometryCollection/GeometryCollectionObject.h  
Size Specific Data Access GeometryCollection/GeometryCollectionObject.h  

int GetDefaultSizeSpecificDataIndex()

   GeometryCollection/GeometryCollectionObject.h  
  GeometryCollection/GeometryCollectionObject.h  
  GeometryCollection/GeometryCollectionObject.h  

FGuid GetIdGuid()

 Accessors for the two guids used to identify this collection GeometryCollection/GeometryCollectionObject.h  

float GetMassOrDensity ( bool& bOutIsDensity
) const

 Get Mass or density as set by the asset ( this is the value used by to compute the cached attributes ) Mass is return in Kg and Density is returned in Kg/Cm3 GeometryCollection/GeometryCollectionObject.h  

uint32 GetNaniteHierarchyOffset ( int32 GeometryIndex,
bool bFlattened
) const

   GeometryCollection/GeometryCollectionObject.h  
  GeometryCollection/GeometryCollectionObject.h  

uint32 GetNaniteResourceID()

   GeometryCollection/GeometryCollectionObject.h  

FGeometryCollectionRenderResourceSizeInfo GetRenderResourceSizeInfo()

 Get the size of the render data resources associated with this collection GeometryCollection/GeometryCollectionObject.h  

int32 GetRootIndex()

 Get the cached root index GeometryCollection/GeometryCollectionObject.h  

void GetSharedSimulationParams ( FSharedSimulationParameters& OutParams
) const

 Fills params struct with parameters used for precomputing content. GeometryCollection/GeometryCollectionObject.h  

FGuid GetStateGuid()

   GeometryCollection/GeometryCollectionObject.h  

bool HasMeshData()

 Has data for static mesh rendering. GeometryCollection/GeometryCollectionObject.h  

bool HasNaniteData()

 Has data for nanite rendering. GeometryCollection/GeometryCollectionObject.h  

bool HasVisibleGeometry()

 Returns true if there is anything to render GeometryCollection/GeometryCollectionObject.h  

void InitializeMaterials ( bool bHasLegacyInternalMaterialsPairs
)

 Appends the standard materials to this UObject GeometryCollection/GeometryCollectionObject.h  

void InitResources()

   GeometryCollection/GeometryCollectionObject.h  

void InvalidateCollection()

 Invalidates this collection signaling a structural change and renders any previously recorded caches unable to play with this collection GeometryCollection/GeometryCollectionObject.h  

bool IsEmpty()

 Return true if the collection is "Empty" ( has no transforms at all ) GeometryCollection/GeometryCollectionObject.h  

bool IsSimulationDataDirty()

 Check to see if Simulation Data requires regeneration GeometryCollection/GeometryCollectionObject.h  

int32 NumElements ( const FName& Group
) const

 NumElements GeometryCollection/GeometryCollectionObject.h  

void PropagateMarkDirtyToComponents()

 Propogate render state dirty to components GeometryCollection/GeometryCollectionObject.h  

void PropagateTransformUpdateToComponents()

 Propogate the fact that transform have been updated to all components GeometryCollection/GeometryCollectionObject.h  

void RebuildRenderData()

 Rebuild the render data. GeometryCollection/GeometryCollectionObject.h  

void ReindexMaterialSections()

 ReindexMaterialSections GeometryCollection/GeometryCollectionObject.h  

void ReleaseResources()

   GeometryCollection/GeometryCollectionObject.h  

void RemoveElements ( const FName& Group,
const TArray< int32 >& SortedDeletionList
)

 RemoveElements GeometryCollection/GeometryCollectionObject.h  

void RemoveExemplars ( const TArray< int32 >& SortedRemovalIndices
)

 Remove embedded geometry exemplars with indices matching the sorted removal list. GeometryCollection/GeometryCollectionObject.h  
Remove a material from the materials array, keeping the selected bone material at the end of the array. GeometryCollection/GeometryCollectionObject.h  

virtual void RemoveUserDataOfClass ( TSubclassOf< UAssetUserData > InUserDataClass
)

   GeometryCollection/GeometryCollectionObject.h  

void Reset()

 Return collection to initial (ie. empty) state. GeometryCollection/GeometryCollectionObject.h  

void ResetFrom ( const FManagedArrayCollection& InCollection,
const TArray< UMaterial* >& InMaterials,
bool bHasInternalMaterials
)

 Reset the collection from another set of attributes and materials. GeometryCollection/GeometryCollectionObject.h  

void ResetFrom ( const FManagedArrayCollection& InCollection,
const TArray< UMaterialInterface* >& InMaterialInstances,
bool bHasInternalMaterials
)

   GeometryCollection/GeometryCollectionObject.h  

void SetAutoInstanceMeshes ( const TArray< FGeometryCollectionAutoInstanceMesh >& InAutoInstanceMeshes
)

 Assign an auto instanced meshes array if there's duplicate entry in the array , they will be collapsed as one and the index attribute will be adjusted acoordingly GeometryCollection/GeometryCollectionObject.h  

void SetConvertVertexColorsToSRGB ( bool bValue
)

   GeometryCollection/GeometryCollectionObject.h
  • BlueprintCallable
  • Category="Rendering"

void SetDataflowAsset ( UDataflow* InDataflowAsset
)

   GeometryCollection/GeometryCollectionObject.h
  • BlueprintCallable
  • Category="Dataflow"

void SetEnableNanite ( bool bValue
)

   GeometryCollection/GeometryCollectionObject.h
  • BlueprintCallable
  • Category="Nanite"

void SetGeometryCollection ( TSharedPtr< FGeometryCollection, ESPMode::ThreadSafe > GeometryCollectionIn
)

 Accessors for internal geometry collection GeometryCollection/GeometryCollectionObject.h  

void SetRootProxiesFromGeometrySources()

 Create root proxies from geometryt sources GeometryCollection/GeometryCollectionObject.h  

void UpdateConvexGeometry()

 Update the convex geometry on the collection. GeometryCollection/GeometryCollectionObject.h  

void UpdateConvexGeometryIfMissing()

   GeometryCollection/GeometryCollectionObject.h  

void UpdateGeometryDependentProperties()

 Update properties that depend on the geometry and clustering: Proximity, Convex Hulls, Volume and Size data. GeometryCollection/GeometryCollectionObject.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void BeginDestroy()

   GeometryCollection/GeometryCollectionObject.h  

virtual bool CanEditChange ( const FProperty* InProperty
) const

   GeometryCollection/GeometryCollectionObject.h  

virtual bool IsReadyForFinishDestroy()

   GeometryCollection/GeometryCollectionObject.h  

virtual bool Modify ( bool bAlwaysMarkDirty
)

   GeometryCollection/GeometryCollectionObject.h  

virtual void PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent
)

 UObject Interface GeometryCollection/GeometryCollectionObject.h  

virtual void PostEditUndo()

   GeometryCollection/GeometryCollectionObject.h  

virtual void PostInitProperties()

   GeometryCollection/GeometryCollectionObject.h  

virtual void PostLoad()

   GeometryCollection/GeometryCollectionObject.h  

virtual void PreSave ( FObjectPreSaveContext SaveContext
)

   GeometryCollection/GeometryCollectionObject.h  

virtual void Serialize ( FArchive& Ar
)

 End UObject InterfaceSerialize GeometryCollection/GeometryCollectionObject.h  

Overridden from IDataflowContentOwner

Name Remarks Include Path Unreal Specifiers

virtual TObjectPtr< UDataflowBaseContent > CreateDataflowContent()

   GeometryCollection/GeometryCollectionObject.h  

virtual void ReadDataflowContent ( const TObjectPtr< UDataflowBaseContent >& DataflowContent
)

   GeometryCollection/GeometryCollectionObject.h  

virtual void WriteDataflowContent ( const TObjectPtr< UDataflowBaseContent >& DataflowContent
) const

   GeometryCollection/GeometryCollectionObject.h  

Overridden from IDataflowInstanceInterface

Name Remarks Include Path Unreal Specifiers
  GeometryCollection/GeometryCollectionObject.h  
  GeometryCollection/GeometryCollectionObject.h  

Static

Name Remarks Include Path Unreal Specifiers

static void AppendToClassSchema ( FAppendToClassSchemaContext& Context
)

   GeometryCollection/GeometryCollectionObject.h  

static TSharedPtr< FGeometryCollection, ESPMode::ThreadSafe > CopyCollectionAndRemoveGeometry ( const TSharedPtr< const FGeometryCollection, ESPMode::ThreadSafe >& CollectionToCopy
)

 Copy a collection and remove geometry from it GeometryCollection/GeometryCollectionObject.h  

static FGeometryCollectionSizeSpecificData GeometryCollectionSizeSpecificDataDefaults()

   GeometryCollection/GeometryCollectionObject.h  

static UMaterialInterface * GetBoneSelectedMaterial()

 Get the material to use for rendering bone selections in the editor, or nullptr. GeometryCollection/GeometryCollectionObject.h  

static const TCHAR * GetSelectedMaterialPath()

 Returns the asset path for the automatically populated selected material. GeometryCollection/GeometryCollectionObject.h  

Deprecated Variables

Name Type Remarks Include Path Unreal Specifiers
CollisionObjectReductionPercentage_DEPRECATED float Resolution on the smallest axes for the level set. (def: 10) GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
CollisionParticlesFraction_DEPRECATED float Number of particles on the triangulated surface to use for collisions. GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
CollisionType_DEPRECATED ECollisionTypeEnum CollisionType defines how to initialize the rigid collision structures. GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
DataflowTerminal_DEPRECATED FString   GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="Dataflow terminal name is now stored in DataflowInstance")
EnableRemovePiecesOnFracture_DEPRECATED bool Enable remove pieces on fracture GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="Use remove on break feature instead ( Fracture editor tools ).")
ImplicitType_DEPRECATED EImplicitTypeEnum CollisionType defines how to initialize the rigid collision structures. GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
MaxClusterLevelSetResolution_DEPRECATED int32 Resolution on the smallest axes for the level set. (def: 10) GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
MaximumCollisionParticles_DEPRECATED int32 Max number of particles. GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
MaxLevelSetResolution_DEPRECATED int32 Resolution on the smallest axes for the level set. (def: 10) GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
MinClusterLevelSetResolution_DEPRECATED int32 Resolution on the smallest axes for the level set. (def: 5) GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
MinLevelSetResolution_DEPRECATED int32 Resolution on the smallest axes for the level set. (def: 5) GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use the default SizeSpecificData instead.")
RemoveOnFractureMaterials_DEPRECATED TArray< TObjectPtr< UMaterialInterface > > Materials relating to remove on fracture GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="Use remove on break feature instead ( Fracture editor tools ).")
RootProxy_DEPRECATED FSoftObjectPath Static mesh to use as a proxy for rendering until the geometry collection is broken GeometryCollection/GeometryCollectionObject.h
  • Meta=(DeprecatedProperty, DeprecationMessage="This property is deprecated. Use RootProxyData instead.")

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