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Evaluation

API > API/Runtime > API/Runtime/MovieScene

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  Type Name Description
Public struct FEvaluationHookParams    
Public struct FEvaluationTreeEntryHandle A structure that uniquely identifies an entry within a TEvaluationTreeEntryContainer  
Public struct FEventTriggerControlPlaybackCapability Playback capability for controlling how events are triggered  
Public struct FMovieSceneAnimTypeID Animation type ID that uniquely identifies the type of a change made (ie changing a transform, spawning an object, etc) as part of a sequence evaluation  
Public struct FMovieSceneContext MovieScene evaluation context.  
Public struct UStruct FMovieSceneEmptyStruct Empty struct used for serialization  
Public struct UStruct FMovieSceneEntityComponentField High-level container which acts as a look-up-table for IMovieSceneEntityProviders and their entities and meta-data in a sequence  
Public struct FMovieSceneEntityComponentFieldBuilder Builder class used for populating an FMovieSceneEntityComponentField with data.  
Public struct UStruct FMovieSceneEvalTemplate Structure used for movie scene evaluation templates contained within a track.  
Public struct UStruct FMovieSceneEvalTemplateBase Base structure used for all movie scene evaluation templates  
Public struct UStruct FMovieSceneEvalTemplatePtr Custom serialized type that allows serializing structs derived from FMovieSceneEvalTemplate, and attempts to store an evaluation template in inline memory if possible  
Public struct UStruct FMovieSceneEvaluationField Memory layout optimized primarily for speed of searching the applicable ranges  
Public struct UStruct FMovieSceneEvaluationFieldEntity    
Public struct UStruct FMovieSceneEvaluationFieldEntityKey A key that uniquely identifies an entity by its owner and ID  
Public struct FMovieSceneEvaluationFieldEntityKeyFuncs    
Public struct UStruct FMovieSceneEvaluationFieldEntityMetaData    
Public struct FMovieSceneEvaluationFieldEntityQuery    
Public struct UStruct FMovieSceneEvaluationFieldEntityTree    
Public struct UStruct FMovieSceneEvaluationFieldSegmentPtr A pointer to a particular segment of a track held within an evaluation template  
Public struct UStruct FMovieSceneEvaluationFieldSharedEntityMetaData    
Public struct UStruct FMovieSceneEvaluationFieldTrackPtr Legacy track template field structures begin here.  
Public struct UStruct FMovieSceneEvaluationGroup Holds segment pointers for all segments that are active for a given range of the sequence  
Public struct UStruct FMovieSceneEvaluationGroupLUTIndex Lookup table index for a group of evaluation templates  
Public struct UStruct FMovieSceneEvaluationKey Keyable struct that represents a particular entity within an evaluation template (either a section/template or a track)  
Public struct UStruct FMovieSceneEvaluationMetaData Informational meta-data that applies to a given time range  
Public struct UStruct FMovieSceneEvaluationOperand Structure that describes an object that is to be animated.  
Public struct FMovieSceneEvaluationRange MovieScene evaluation context.  
Public struct FMovieSceneEvaluationScope    
Public struct FMovieSceneEvaluationState Provides runtime evaluation functions with the ability to look up state from the main game environment  
Public struct UStruct FMovieSceneEvaluationTemplate Template that is used for efficient runtime evaluation of a movie scene sequence.  
Public struct UStruct FMovieSceneEvaluationTemplateSerialNumber Sereal number used to identify evaluation template state that can only ever increase over its lifetime.  
Public struct UStruct FMovieSceneEvaluationTrack Evaluation track that is stored within an evaluation template for a sequence.  
Public struct FMovieSceneEvaluationTree A tree structure used to efficiently reference overlapping time ranges hierarchically.  
Public struct FMovieSceneEvaluationTreeNode A tree node that represents a unique time range in the evaluation tree (or a grouping of smaller sub-divisions)  
Public struct FMovieSceneEvaluationTreeNodeHandle A handle to a node in an FMovieSceneEvaluationTree, defined in terms of an entry handle (corrsponding to FMovieSceneEvaluationTree::ChildNodes), and its child index  
Public struct FMovieSceneEvaluationTreeRangeIterator Type that iterates contiguous range/data combinations sequentially (including empty space between time ranges)  
Public struct FMovieSceneExecutionTokens Ordered execution token stack that accumulates tokens that will apply animated state to the sequence environment at a later time  
Public struct UStruct FMovieSceneFieldEntry_ChildTemplate    
Public struct UStruct FMovieSceneFieldEntry_EvaluationTrack    
Public class FMovieSceneInstancePreAnimatedState Class that caches pre-animated state for objects that were manipulated by sequencer  
Public struct UStruct FMovieSceneInverseNestedSequenceTransform Structure used to represent a specific inverse transformation (ie from transformed to untransformed space) that cannot be combined with another.  
Public struct UStruct FMovieSceneInverseSequenceTransform The inverse of a FMovieSceneSequenceTransform representing a transformation from transformed, to untransformed space.  
Public struct UStruct FMovieSceneNestedSequenceTransform Structure used to represent a specific transformation (ie from untransformed to transformed space) that cannot be combined with another.  
Public struct FMovieSceneObjectCache Object cache that looks up, resolves, and caches object bindings for a specific sequence  
Public struct UStruct FMovieSceneOrderedEvaluationKey Struct that stores the key for an evaluated entity, and the index at which it was (or is to be) evaluated  
Public struct FMovieScenePlaybackPosition Helper class designed to abstract the complexity of calculating evaluation ranges for previous times and fixed time intervals  
Public class FMovieScenePreAnimatedState A class similar to FMovieSceneInstancePreAnimatedState (above), which doesn't manage global pre-animated state requests, deferring those to the other class.  
Public struct UStruct FMovieScenePropertySectionData    
Public struct UStruct FMovieScenePropertySectionTemplate    
Public struct UStruct FMovieSceneRootEvaluationTemplateInstance Root evaluation template instance used to play back any sequence  
Public struct UStruct FMovieSceneSegment Information about a single segment of an evaluation track  
Public struct UStruct FMovieSceneSegmentIdentifier A unique identifier for a segment within a FMovieSceneEvaluationTrackSegments container  
Public struct UStruct FMovieSceneSequenceHierarchy Structure that stores hierarchical information pertaining to all sequences contained within a root sequence  
Public struct UStruct FMovieSceneSequenceHierarchyNode Simple structure specifying parent and child sequence IDs for any given sequences  
Public struct UStruct FMovieSceneSequenceInstanceData Abstract base class that defines instance data for sub sequences  
Public struct UStruct FMovieSceneSequenceInstanceDataPtr    
Public struct UStruct FMovieSceneSequenceTransform Movie scene sequence transform class that transforms from one time-space to another, represented as a linear transformation plus zero or more complex, non-linear transformations.  
Public struct FMovieSceneSharedDataId Unique identifier for shared persistent data entries (see FSharedPersistentDataKey)  
Public struct UStruct FMovieSceneSubSectionData Data that represents a single sub-section  
Public struct UStruct FMovieSceneSubSequenceData Sub sequence data that is stored within an evaluation template as a backreference to the originating sequence, and section  
Public struct UStruct FMovieSceneSubSequenceTree    
Public struct UStruct FMovieSceneSubSequenceTreeEntry    
Public struct UStruct FMovieSceneTemplateGenerationLedger    
Public struct FMovieSceneTimeController_Custom    
Public struct UStruct FMovieSceneTimeTransform Movie scene sequence transform class that transforms from one time-space to another.  
Public struct UStruct FMovieSceneTimeWarping Transform time by warping it around from end to start. This is mostly useful for looping things.  
Public struct UStruct FMovieSceneTrackIdentifier    
Public struct UStruct FMovieSceneTrackImplementation Structure that allows the implementation of setup/teardown/initialization/evaluation logic at the track level.  
Public struct UStruct FMovieSceneTrackImplementationPtr Custom serialized type that attempts to store a track implementation template in inline memory if possible  
Public struct UStruct FMovieSceneTransformBreadcrumbs Struct that tracks a breadcumb trail when transformiung a time through FMovieSceneSequenceTransform  
Public struct UStruct FMovieSceneWarpCounter    
Public struct FPersistentEvaluationData Structure that stores persistent data that track templates may need during evaluation.  
Public struct FPlaybackCapabilities Actual playback capabilities container.  
Public struct FPlaybackCapabilitiesImpl Basic, mostly untyped, implementation of the capabilities buffer.  
Public struct FPlaybackCapabilityHeader Header that describes an entry in the capabilities buffer.  
Public struct FPlaybackCapabilityHelpers Helper callbacks for managing the lifetime of a capability.  
Public struct FPlaybackCapabilityID An identifier for a playback capability.  
Public struct FPlaybackCapabilityPtr Return value for accessing raw capabalities.  
Public struct FSectionData Persistent section data for a property section  
Public struct UStruct FSectionEvaluationData Evaluation data that specifies information about what to evaluate for a given template  
Public struct FSequenceDirectorPlaybackCapability Playback capability for sequences that have a director blueprint.  
Public class FSequenceWeights Container class for keeping track of externally created entities for providing dynamic sequence weights  
Public struct FSharedPersistentDataKey A key to a piece of data that is potentially shared between multiple tracks  
Public struct FSubSequencePath A path of unaccumulated sequence IDs ordered from child->parent->grandparent that is used to generate unique sequenceIDs for inner sequences Optimized for Remap rather than Push/Pop by keeping sequence IDs child-parent order (the order they are required for remapping)  
Public struct FTokenProducer    
Public struct IEventContextsPlaybackCapability Playback capability for controlling how events are triggered  
Public class IMovieSceneCustomClockSource    
Public class IMovieSceneEvaluationHook All evaluation hooks are executed at the end of the frame (at a time when re-entrancy is permitted), and cannot have any component dependencies  
Public struct IMovieSceneEvaluationTreeNodeOperator Interface used for performing an abstract operation on an FMovieSceneEvaluationTreeNode.  
Public struct IObjectBindingNotifyPlaybackCapability Playback capability for being notified of object bindings changing.  
Public struct IPersistentEvaluationData Interface that must be used for all persistent data objects  
Public struct IPlaybackCapability    
Public struct IStaticBindingOverridesPlaybackCapability Playback capability for storing static object binding overrides.  
Public struct TCachedState Cached preanimated state for a given property  
Public struct TEvaluationTreeEntryContainer Sub-divided container type that allocates smaller 'buckets' of capacity within a single allocation.  
Public struct TMovieSceneAnimTypeID Templated class that initializes a unique ID for the templated type (normally an execution token) Care should be taken here not to expose the type in any way across a DLL boundary, as this will break the uniqueness of the identifier.  
Public struct TMovieSceneAnimTypeIDContainer Anim type ID container that uniquely identifies types of animated data based on a predicate data structure  
Public struct TMovieSceneEvaluationTree Templated version of FMovieSceneEvaluationTree that is also able to associate arbitrary data with nodes  
Public struct TMovieSceneEvaluationTreeDataIterator An iterator type that is iterates all the data associated with a given node and its parents  
Public struct TMovieSceneTimeArray A utility class that lets you store a collection of timestamped data originating from various time bases.  
Public struct TMovieSceneTimeArrayEntry Entry struct for the TMovieSceneTimeArray class  
Public struct TPlaybackCapabilityDestructor Callback for destroying the stored capability object, whether that's the capability itself (when stored inline), or a shared pointer, or whatever else.  
Public struct TPlaybackCapabilityHelpers    
Public struct TPlaybackCapabilityID A strongly-typed identifier for a specific playback capability class.  
Public struct TPlaybackCapabilityInterfaceCast Callback for casting a stored capabilty object to an IPlaybackCapability pointer if possible.  
Public struct TPlaybackCapabilityStorageTraits Storage traits for playback capabilities, only for internal use.  
Public struct TPropertyActuator Blending actuator type that knows how to apply values of type PropertyType  
Public struct TPropertyTrackExecutionToken Execution token that simple stores a value, and sets it when executed  
Public struct TTemporarySetterType    
Public class UMovieSceneCustomClockSource    
Public class UMovieSceneEvaluationHook    

Constants

Name Description
FMovieSceneEvaluationCustomVersion::GUID The GUID for this custom version.

Typedefs

Name Description
FMovieSceneEvaluationFieldEntitySet  
FPlaybackCapabilityDestructionHelper  
FPlaybackCapabilityInterfaceCastHelper Utility callbacks for the concrete capability objects we have in a container.

Enums

  Type Name Description
Public enum UEnum EEvaluationMethod Enumeration to determine how a track should be evaluated  
Public enum UEnum EMovieSceneBreadcrumbMode Enumeration defining how to store breadcrumb trails  
Public enum UEnum BlueprintType EMovieSceneCompletionMode Enumeration specifying how to handle state when this section is no longer evaluated  
Public enum UEnum BlueprintType flags EMovieSceneSubSectionFlags Flag structure that can be applied to any sub-section allowing control over various behaviors for the nested sub-sequence.  
Public enum EPlayDirection Enumeration specifying whether we're playing forwards or backwards  
Public enum UEnum ESectionEvaluationFlags Enumeration specifying how to evaluate a particular section when inside a segment  
Public enum FMovieSceneEvaluationCustomVersion::Type Custom version for movie scene evaluation serialization.  
Public enum UE::MovieScene::EEvaluationHookEvent    
Public enum UE::MovieScene::EPlaybackCapabilityStorageMode    

Functions

  Type Name Description
Public function  

DECLARE_CYCLE_STAT ( TEXT("Property Track Token Execute"),
MovieSceneEval_PropertyTrack_TokenExecute,
STATGROUP_MovieSceneEval
)

  
Public function  

DECLARE_CYCLE_STAT ( TEXT("Persistent Data Access"),
MovieSceneEval_PersistentData_Access,
STATGROUP_MovieSceneEval
)

  
Public function    
Public function FString

LexToString ( const FMovieSceneSequenceTransform& InTransform
)

 Convert a FMovieSceneSequenceTransform into a string
Public function FString

LexToString ( const FMovieSceneWarpCounter& InCounter
)

 Convert a FMovieSceneWarpCounter into a string
Public function FString

LexToString ( const FMovieSceneTimeTransform& InTransform
)

 Convert a FFrameTime into a string
Public function FString

LexToString ( const FMovieSceneTimeWarping& InWarping
)

 Convert a FMovieSceneTimeWarping into a string
Public function FFrameTime

operator* ( FFrameTime InTime,
const FMovieSceneTimeWarping& RHS
)

  
Public function PRAGMA_DISABLE_DEPRECATION_WARNINGS FFrameNumber

operator* ( FFrameNumber InFrame,
const FMovieSceneTimeWarping& RHS
)

  
Public function FMovieSceneTimeTransform Multiply 2 transforms together, resulting in a single transform that gets from RHS parent to LHS space
Public function TRange< FFrameNumber >

operator* ( const TRange< FFrameNumber >& LHS,
const FMovieSceneTimeTransform& RHS
)

  
Public function TRange< T >

operator* ( const TRange< T >& LHS,
const FMovieSceneTimeTransform& RHS
)

 Transform a time range by a sequence transform
Public function FFrameTime

operator* ( FFrameTime InTime,
const FMovieSceneTimeTransform& RHS
)

 Transform a time by a sequence transform
Public function FFrameTime

operator* ( FFrameTime InTime,
const FMovieSceneSequenceTransform& RHS
)

 Transform a time by a sequence transform
Public function FFrameTime &

operator*= ( FFrameTime& InTime,
const FMovieSceneSequenceTransform& RHS
)

 Transform a time by a sequence transform
Public function FFrameTime &

operator*= ( FFrameTime& InTime,
const FMovieSceneTimeTransform& RHS
)

 Transform a time by a sequence transform
Public function TRange< T > &

operator*= ( TRange< T >& LHS,
const FMovieSceneTimeTransform& RHS
)

 Transform a time range by a sequence transform
Public function FFrameNumber &

operator*= ( FFrameNumber& InFrame,
const FMovieSceneTimeWarping& RHS
)

  
Public function FFrameTime &

operator*= ( FFrameTime& InTime,
const FMovieSceneTimeWarping& RHS
)

  
Public function Static IMovieScenePreAnimatedTokenPtr  
Public function TTemporarySetterType< PropertyValueType, IntermediateType >::Type

PropertyTemplate::ConvertFromIntermediateType ( const IntermediateType& InIntermediateType,
IMovieScenePlayer& Player
)

 Convert from an intermediate type to the type used for setting a property value.
Public function TTemporarySetterType< PropertyValueType, IntermediateType >::Type

PropertyTemplate::ConvertFromIntermediateType ( const IntermediateType& InIntermediateType,
const FMovieSceneEvaluationOperand& Operand,
FPersistentEvaluationData& PersistentData,
IMovieScenePlayer& Player
)

 Convert from an intermediate type to the type used for setting a property value.
Public function IntermediateType

PropertyTemplate::ConvertToIntermediateType ( PropertyValueType&& NewValue
)

  
Public function bool

PropertyTemplate::IsValueValid ( const T& InValue
)

  

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