/***************************************************************************** * Project: RooFit * * Package: RooFitCore * * File: $Id: RooNumber.rdl,v 1.6 2005/06/20 18:33:37 wverkerke Exp $ * Authors: * * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu * * DK, David Kirkby, UC Irvine, dkirkby@uci.edu * * * * Copyright (c) 2000-2005, Regents of the University of California * * and Stanford University. All rights reserved. * * * * Redistribution and use in source and binary forms, * * with or without modification, are permitted according to the terms * * listed in LICENSE (http://roofit.sourceforge.net/license.txt) * *****************************************************************************/ #ifndef ROO_NUMBER #define ROO_NUMBER #include "Rtypes.h" class RooNumber { public: virtual ~RooNumber() {} ; static Double_t infinity; static inline Int_t isInfinite(Double_t x) { return (x >= +infinity) ? +1 : ((x <= -infinity) ? -1 : 0); } ClassDef(RooNumber,0) // wrapper class for portable numerics }; #endif