Re: IgnoreTObjectStreamer

From: Philippe Canal <pcanal_at_fnal.gov>
Date: Mon, 1 Dec 2008 10:51:33 -0600


Hi Constantin,

It is still pertinent in the case of split mode. In this case, what matters is the information in
the TStreamerInfo so that the correct set of sub-branches can be created.

Cheers,
Philippe.

Constantin Loizides wrote:
> Hi,
>
> in the description of TClass::IgnoreTObjectStreamer(Bool_t ignore = kTRUE)
> it says
>
> " Note that this function must be called for the class deriving
> directly from TObject, eg, assuming that BigTrack derives from Track
> and Track derives from TObject, one must do:
> Track::Class()->IgnoreTObjectStreamer();
> and not:
> BigTrack::Class()->IgnoreTObjectStreamer();"
>
> Is this still valid? If I look in the TObject::Streamer it seems
> it is not, since "if (IsA()->CanIgnoreTObjectStreamer()) return;"
> is called at the beginning.
>
> Constantin
>
>
Received on Mon Dec 01 2008 - 17:51:46 CET

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