public LTDescr setScaleZ()
{
this.type = TweenAction.SCALE_Z;
this.initInternal = ()=>{ this.fromInternal.x = trans.localScale.z; };
this.easeInternal = ()=>{ trans.localScale=new Vector3( trans.localScale.x,trans.localScale.y,easeMethod().x); };
return this;
}