/// <summary>
        /// 生成单个Component的Patch
        /// </summary>
        /// <param name="leftEntity"></param>
        /// <param name="leftComponent"></param>
        /// <param name="rightEntity"></param>
        /// <param name="rightComponent"></param>
        public override void OnDiffComponent(IGameEntity leftEntity, IGameComponent leftComponent, IGameEntity rightEntity, IGameComponent rightComponent)
        {
            var serializer = serializerManager.GetSerializer(leftComponent.GetComponentId());
            var bitMask    = serializer.DiffNetworkObject(leftComponent as INetworkObject, rightComponent as INetworkObject);

            if (bitMask.HasValue())
            {
                var componentPatch = ModifyComponentPatch.Allocate(leftComponent, rightComponent, bitMask);
                currentEntityPatch.AddComponentPatch(componentPatch);
                componentPatch.ReleaseReference();
            }
        }
        private AbstractComponentPatch CreateEmptyComponentPatch(ComponentReplicateOperationType opType)
        {
            switch (opType)
            {
            case ComponentReplicateOperationType.Add:
                return(Patch.AddComponentPatch.Allocate());

            case ComponentReplicateOperationType.Del:
                return(DeleteComponentPatch.Allocate());

            case ComponentReplicateOperationType.Mod:
                return(ModifyComponentPatch.Allocate());

            default:
                throw new Exception(string.Format("invalid ComponentReplicateOperationType {0}", opType));
            }
        }