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Unreal Engine C++ API Reference > Runtime > MovieScene > Evaluation
References
| Module | MovieScene |
| Header | /Engine/Source/Runtime/MovieScene/Public/Evaluation/MovieSceneEvaluationField.h |
| Include | #include "Evaluation/MovieSceneEvaluationField.h" |
Syntax
struct FMovieSceneEvaluationMetaData
Remarks
Informational meta-data that applies to a given time range
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
TArray< FMovieSceneOrderedEvaluationKey > | ActiveEntities | Array of entities (tracks and/or sections) that are active in this time range. |
 |
TArray< FMovieSceneSequenceID > | ActiveSequences | Array of sequences that are active in this time range. |
Functions
| Type | Name | Description | |
|---|---|---|---|
  |
void | DiffEntities
(
const FMovieSceneEvaluationMetaData& LastFrame, |
Diff the active entities (tracks and sections) this frame, with the specified previous frame's meta-data |
  |
void | DiffSequences
(
const FMovieSceneEvaluationMetaData& LastFrame, |
Diff the active sequences this frame, with the specified previous frame's meta-data |
 |
void | Reset () |
Reset this meta-data |