BooleanKeyframeTrack.js•909 B
import { InterpolateDiscrete } from '../../constants.js';
import { KeyframeTrack } from '../KeyframeTrack.js';
/**
* A Track of Boolean keyframe values.
*/
class BooleanKeyframeTrack extends KeyframeTrack {
// No interpolation parameter because only InterpolateDiscrete is valid.
constructor( name, times, values ) {
super( name, times, values );
}
}
BooleanKeyframeTrack.prototype.ValueTypeName = 'bool';
BooleanKeyframeTrack.prototype.ValueBufferType = Array;
BooleanKeyframeTrack.prototype.DefaultInterpolation = InterpolateDiscrete;
BooleanKeyframeTrack.prototype.InterpolantFactoryMethodLinear = undefined;
BooleanKeyframeTrack.prototype.InterpolantFactoryMethodSmooth = undefined;
// Note: Actually this track could have a optimized / compressed
// representation of a single value and a custom interpolant that
// computes "firstValue ^ isOdd( index )".
export { BooleanKeyframeTrack };