📄 threejs/Core/Animation/QuaternionKeyframeTrack

File: QuaternionKeyframeTrack.md | Updated: 11/15/2025


title: QuaternionKeyframeTrack category: Core layout: docs

QuaternionKeyframeTrack

A track for Quaternion keyframe values.

Constructor

new QuaternionKeyframeTrack( name : string, times : Array.<number>, values : Array.<number>, interpolation : InterpolateLinear | InterpolateDiscrete | InterpolateSmooth )

Constructs a new Quaternion keyframe track.

name | The keyframe track's name.
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times | A list of keyframe times.
values | A list of keyframe values.
interpolation | The interpolation type.

Properties

.ValueTypeName : String

The value type name.

Default is 'quaternion'.

Overrides: KeyframeTrack#ValueTypeName

Methods

.InterpolantFactoryMethodLinear( result : TypedArray ) : QuaternionLinearInterpolant

Overwritten so the method returns Quaternion based interpolant.

result | The result buffer.
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Overrides: KeyframeTrack#InterpolantFactoryMethodLinear

Returns: The new interpolant.

Source

src/animation/tracks/QuaternionKeyframeTrack.js