Subversion Repositories f9daq

#include <stdlib.h>

#include <stdio.h>

#include <TH1F.h>

#include <TCanvas.h>

#include <TF1.h>

#include <TStyle.h>

#include <TBufferJSON.h>

//#include <TBufferXML.h>

class Hdr{

public:

  int id;

  int len;

  int progress;

};

void send_message(int id, TString msg, int progress){

static Hdr hdr;

   hdr.id = id;

   hdr.len= msg.Length();

   hdr.progress= progress;

   fwrite(&hdr,3*sizeof(int),1,stdout);

   fwrite(msg.Data(),hdr.len,1,stdout);

   fflush(stdout);

}

int th1fit(Double_t *data, const char *name, const char *title, int xbins, double xmin, double xmax, double min=0, double max=1,const char *func=NULL, const char *pars=NULL){

TH1F *h = new TH1F(name,title,xbins, xmin,xmax);

for (int i=0;i<xbins+2;i++) h->SetBinContent(i,data[i]);

gStyle->SetOptFit(1111);

TF1 *f  = new TF1("f",func,min,max);

//TCanvas *v =new TCanvas();

h->Fit(f,"RQ");

h->Draw();

//v->Modified();

//v->Update();

send_message(1,TBufferJSON::ConvertToJSON(h),0 );

return 0;

}