resetDuration method
Sets the duration of the clip to the duration of its longest KeyframeTrack.
Implementation
AnimationClip resetDuration() {
final tracks = this.tracks;
num duration = 0;
for (int i = 0, n = tracks.length; i != n; ++i) {
final track = this.tracks[i];
duration = math.max(duration, track.times.last);
}
this.duration = duration;
return this;
}