/// <summary>
        /// Adds a sprite body modifier that alters some, but not all, of the body. <see cref="ICharacterSprite"/>s
        /// that do not support dynamic sprites treat this the same as <see cref="ICharacterSprite.SetBody"/>.
        /// </summary>
        /// <param name="bodyModifierName">The name of the sprite body modifier.</param>
        public void AddBodyModifier(string bodyModifierName)
        {
            var set = _skelManager.GetSet(bodyModifierName);

            set = SkeletonAnimation.CreateSmoothedSet(set, _skelAnim.Skeleton);
            var mod = new SkeletonAnimation(GetTime(), set);

            _skelAnim.AddModifier(mod);
        }