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API > API/Plugins > API/Plugins/MotionTrajectory > API/Plugins/MotionTrajectory/UCharacterTrajectoryComponent
Syntax
UPROPERTY&40;EditDefaultsOnly, BlueprintReadOnly, Category&61;"Trajectory Settings"&41;
float HistoryLengthSeconds
Remarks
This should generally match the longest history required by a Motion Matching Database in the project. Motion Matching will use extrapolation to generate samples if the history doesn't contain enough samples.