t e=t._propertyBindings;for(let n=0,i=e.length;n!==i;++n){let r=e[n];--r.useCount===0&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;let t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){let e=t._cacheIndex;return e!==null&&e=0;--n)t[n].stop();return this}update(t){t*=this.timeScale;let e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),a=this._accuIndex^=1;for(let c=0;c!==n;++c)e[c]._update(i,t,r,a);let o=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)o[c].apply(a);return this}setTime(t){this.time=0;for(let e=0;e