00001 /***************************************************************************** 00002 * Project: RooFit * 00003 * Package: RooFitCore * 00004 * File: $Id: RooRangeBinning.h,v 1.4 2007/05/11 09:11:30 verkerke Exp $ 00005 * Authors: * 00006 * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu * 00007 * DK, David Kirkby, UC Irvine, dkirkby@uci.edu * 00008 * * 00009 * Copyright (c) 2000-2005, Regents of the University of California * 00010 * and Stanford University. All rights reserved. * 00011 * * 00012 * Redistribution and use in source and binary forms, * 00013 * with or without modification, are permitted according to the terms * 00014 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) * 00015 *****************************************************************************/ 00016 #ifndef ROO_RANGE_BINNING 00017 #define ROO_RANGE_BINNING 00018 00019 #include "RooAbsBinning.h" 00020 00021 class RooRangeBinning : public RooAbsBinning { 00022 public: 00023 00024 RooRangeBinning(const char* name=0) ; 00025 RooRangeBinning(Double_t xmin, Double_t xmax, const char* name=0) ; 00026 RooRangeBinning(const RooRangeBinning&, const char* name=0) ; 00027 virtual RooAbsBinning* clone(const char* name=0) const { return new RooRangeBinning(*this,name?name:GetName()) ; } 00028 virtual ~RooRangeBinning() ; 00029 00030 virtual Int_t numBoundaries() const { return 2 ; } 00031 virtual Int_t binNumber(Double_t) const { return 0 ; } 00032 virtual Double_t binCenter(Int_t) const { return (_range[0] + _range[1]) / 2 ; } 00033 virtual Double_t binWidth(Int_t) const { return (_range[1] - _range[0]) ; } 00034 virtual Double_t binLow(Int_t) const { return _range[0] ; } 00035 virtual Double_t binHigh(Int_t) const { return _range[1] ; } 00036 00037 virtual void setRange(Double_t xlo, Double_t xhi) ; 00038 virtual void setMin(Double_t xlo) { setRange(xlo,highBound()) ; } 00039 virtual void setMax(Double_t xhi) { setRange(lowBound(),xhi) ; } 00040 00041 virtual Double_t lowBound() const { return _range[0] ; } 00042 virtual Double_t highBound() const { return _range[1] ; } 00043 virtual Double_t averageBinWidth() const { return binWidth(0) ; } 00044 00045 virtual Double_t* array() const { return const_cast<Double_t*>(_range) ; } 00046 00047 protected: 00048 00049 Double_t _range[2] ; 00050 00051 ClassDef(RooRangeBinning,1) // Binning that only defines the total range 00052 }; 00053 00054 #endif
1.5.1