// @(#)root/tree:$Id: TNtuple.h 20882 2007-11-19 11:31:26Z rdm $
// Author: Rene Brun   06/04/96

 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *

#ifndef ROOT_TNtuple
#define ROOT_TNtuple

//                                                                      //
// TNtuple                                                              //
//                                                                      //
// A simple tree with branches of floats.                               //
//                                                                      //

#ifndef ROOT_TTree
#include "TTree.h"

class TBrowser;

class TNtuple : public TTree {

   Int_t       fNvar;            //  Number of columns
   Float_t    *fArgs;            //! [fNvar] Array of variables

   virtual Int_t  Fill();

   TNtuple(const TNtuple&);             // not implemented
   TNtuple& operator=(const TNtuple&);  // not implmeneted

   TNtuple(const char *name,const char *title, const char *varlist, Int_t bufsize=32000);
   virtual ~TNtuple();

   virtual void      Browse(TBrowser *b);
   virtual Int_t     Fill(const Float_t *x);
           Int_t     Fill(Int_t x0) { return Fill((Float_t)x0); }
           Int_t     Fill(Double_t x0) { return Fill((Float_t)x0); }
   virtual Int_t     Fill(Float_t x0, Float_t x1=0, Float_t x2=0, Float_t x3=0,
                          Float_t x4=0, Float_t x5=0, Float_t x6=0, Float_t x7=0,
                          Float_t x8=0, Float_t x9=0, Float_t x10=0,
                          Float_t x11=0, Float_t x12=0, Float_t x13=0,
                          Float_t x14=0);
   virtual Int_t     GetNvar() const { return fNvar; }
           Float_t  *GetArgs() const { return fArgs; }
   virtual Long64_t  ReadFile(const char *filename, const char *branchDescriptor="");
   virtual void      ResetBranchAddress(TBranch *);
           void      ResetBranchAddresses();

   ClassDef(TNtuple,2);  //A simple tree with branches of floats.


Last change: Wed Jun 25 08:49:54 2008
Last generated: 2008-06-25 08:49

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