Re: [ROOTTALK] drawing range of fitting function

From: Rene Brun (Rene.Brun@cern.ch)
Date: Thu Sep 02 1999 - 14:44:29 MEST


Hi Gerco,
I agree too with your observations.
I will modify this behaviour along the lines you describe.

Rene Brun

Gerco Onderwater wrote:
> 
> Hi Rooters,
> 
> I experience the following behaviour that I don't like too much.  I fit a
> subrange of a 1D histogram by setting the x-range of the function and by
> using the option "R" in ->Fit(). After the fit is done, the histogram is
> drawn and in order to inspect the goodness of the fit, I start a
> drawpanel. However, after drawing one subrange of the histo, I cannot draw
> another subrange without manually reseting the plotting range of the
> fitted function. Can someone do something about that or was it a designed
> feature?
> 
> In general, the idea of coupling the fitting range to the drawing range of
> a histogram doesn't seem right to me (drawing a subrange of the histo,
> forgetting to reset it and then fitting that same histogram will limit the
> fitting range to the smallest of the range of the function and the drawing
> window).
> 
> Thanks,
> 
> -- Gerco
> 
> Dr. C.J.G. Onderwater
> Nuclear Physics Laboratory
> 312 Loomis Laboratory of Physics
> University of Illinois at Urbana-Champaign
> 1110 West Green Street
> Urbana, IL 61801-3080
> Phone : (217) 244-7363
> Fax   : (217) 333-1215
> E-mail: onderwat@uiuc.edu



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