[Rivet] UnstableFinalState::particlesByPt() not working?

[David Grellscheid]

Hi Kiran,

can you please send a minimal analysis file that can be compiled with 
'rivet-buildplugin' which shows the problem?

Thanks,

   David


On 24/01/12 14:29, Kiran Joshi wrote:
> Hello,
>
> When I do something like:
> const ParticleVector&  unstableFS = applyProjection<UnstableFinalState>(event, "UNSTABLE_FS").particlesByPt();
> I find that the ParticleVector is empty.
>
> However, when I instead do:
> const ParticleVector&  unstableFS = applyProjection<UnstableFinalState>(event, "UNSTABLE_FS").particles();
> I can see the (several hundred) unstable final state particles that I expect to find.
>
> I have been defining my UnstableFinalState as follows:
> UnstableFinalState unstable_fs(-4.5, 4.5, 0.0*GeV);
> addProjection(unstable_fs, "UNSTABLE_FS");
>
> Is this a bug, or is particlesByPt() not supposed to be used with the UnstableFinalState?
> (Or am I just implementing it incorrectly?)
>
> Thanks,
> Kiran
>
>
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