Hi Michael,
Either Remove the 1st statement
#ifndef __CINT__
or replace it with
#if !defined (__CINT__) || defined (__MAKECINT__)
Rene Brun
"K.-Michael Aye" wrote:
>
> Hello,
>
> why does the following not compile under CINT, but work without problems
> in the uncompiled version?
> I took the tutorial fit1.C, reduced it to the essentials and changed it
> to the way I would like it to work.
> The idea I want to achieve is to jump out of a loop, do a fit with the
> current state of a histogram and continue looping afterwards.
> But it doesn't compile even in this simple version, so how do I do it
> correctly?
>
> Many thanks,
> Michael
>
> PS.:root3.03/09cvs20020930 with gcc3.2.2, can't change root version
> unfortunately.
>
> #ifndef __CINT__
>
> #include "TCanvas.h"
> #include "TSystem.h"
> #include "TFrame.h"
> #include "TFile.h"
> #include "TH1F.h"
> #include "TF1.h"
> #include "TPaveText.h"
>
> #endif
>
> void DoFit(TH1F* h1f, TFile* fill)
> {
> TF1* sqroot = (TF1*)fill->Get("sqroot");
> h1f->Fit("sqroot");
> return;
> }
> void MyFit1()
> {
> //
> // To see the output of this macro, click begin_html <a
> href="gif/fit1.gif">here</a>. end_html
> //
> gROOT->Reset();
> TCanvas* c1 = new TCanvas("c1","The Fit Canvas",200,10,700,500);
> //
> // We connect the ROOT file generated in a previous tutorial
> // (see begin_html <a href="fillrandom.C.html">Filling histograms
> with random numbers from a function</a>) end_html
> //
> TFile* fill=new TFile("fillrandom.root");
> //
> // Get object "sqroot" from the file. Undefined objects are searched
> // for using gROOT->FindObject("xxx"), e.g.:
> TF1 *sqroot = (TF1*)fill->Get("sqroot");
> //
> sqroot->Print();
>
> //
> // Now fit histogram h1f with the function sqroot
> //
> TH1F* h1f =(TH1F*)fill->Get("h1f");
> h1f->SetFillColor(45);
> // h1f->Fit("sqroot","+");
> DoFit(h1f, fill);
>
> c1->Update();
> return;
> }
>
> --
> Michael Aye, Dept. of Physics, University of Durham
> Phone@Office:+44-191-374-2345, Fax@Office:+44-191-374-3749
> "If a nation expects to be ignorant and free in a state of civilization,
> it expects what never was and never will be." --- Thomas Jefferson
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