TComplex.cxx

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// @(#)root/mathcore:$Id$
// Author: Federico Carminati   22/04/2004
 
/*************************************************************************
 * Copyright (C) 1995-2004, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TComplex                                                             //
//                                                                      //
//////////////////////////////////////////////////////////////////////////
 
#include "TComplex.h"
#include "Riostream.h"
 
 
ClassImp(TComplex);
 
////////////////////////////////////////////////////////////////////////////////
/// Standard constructor
 
TComplex::TComplex(Double_t re, Double_t im, Bool_t polar) : fRe(re), fIm(im)
{
   if (polar) {
      if(re<0) {
         ::Warning("TComplex::ctor","Modulo of a complex number should be >=0, taking the abs");
         re=-re;
      }
      fRe=re*TMath::Cos(im);
      fIm=re*TMath::Sin(im);
   }
}
 
////////////////////////////////////////////////////////////////////////////////
 
std::ostream& operator<<(std::ostream& out, const TComplex& c)
{
   out << "(" << c.fRe << "," << c.fIm << "i)";
   return out;
}
 
////////////////////////////////////////////////////////////////////////////////
 
std::istream& operator>>(std::istream& in, TComplex& c)
{
   in >> c.fRe >> c.fIm;
   return in;
}