Re: [ROOT] Plotting feature with ROOT v4.00.06a?

From: Rene Brun (brun@pcbrun.cern.ch)
Date: Mon Jun 28 2004 - 19:45:47 MEST


Daniel,

You forgot the attachements ::)

Could you send the exact macro reproducing your problem.
Your original macro had mistakes.

Rene Brun

On Mon, 28 Jun 
2004, daniel cussol wrote:

> Olivier Couet a écrit :
> 
> >>Hi Olivier,
> >> I do not understand your message. I think the best is to join the 
> >>pictures (see attached files). You can notice that with version 4.00.06a 
> >>AND the Logz option, empty (null) cells are colored insted of beeing 
> >>white (file TesDraw_V40006a.ps). Even worse, when I set the minimum to a 
> >>small value, the non empty cells below this minimum value are displayed 
> >>white whereas the empty cells are still blue (file 
> >>TesDraw_min0p5_V40006a.ps)! This is not consistent with the point 2 of 
> >>the rev 1.168. I ahve also joint the figure I obtain with version 
> >>V3.10.02 (file TesDraw_V31002.ps).
> >>I hope this helps to explain the feature.
> >>Thnaks for your help.
> >>    
> >>
> >
> >
> >Hi Daniel,
> >
> > You are right, the best is to show you what I get with the latest Root 
> >version. None of the files you sent me look like my. See the attachment.
> >
> > Cheers,      Olivier
> >
> >  
> >
> Hi Olivier,
>  I now understand where the differences between your plot and mines come 
> from! I have noticed in the CVS browser that since the V4.00.06a a small 
> modification in THistPainter has been done:
> =====================================================
> Revision 1.177 / (view) - annotate - [select for diffs] , Thu Jun 24 
> 16:57:13 2004 UTC (3 days, 22 hours ago) by rdm
> Branch: MAIN
> Changes since 1.176: +2 -2 lines
> Diff to previous 1.176
> 
>  From Matt LeBourgeois:
> fixes the problem with the drawing of empty bins. The fix was easy because
> if there is a log scale then there can't be any negative values for z
> therefore the logic statement was changed to if z==0 and
> (zmin>0 or Hoption.logz) then continue.
> 
> =====================================================================
> I have then updated my root version with CVS, and all is OK now.
> Thanks for your help!
> 
> Cheers
> 
> 



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