ROOT   6.10/09 Reference Guide
TComplex.cxx
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1 // @(#)root/mathcore:$Id$
2 // Author: Federico Carminati 22/04/2004
3
4 /*************************************************************************
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. * 9 * For the list of contributors see$ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11
12 //////////////////////////////////////////////////////////////////////////
13 // //
14 // TComplex //
15 // //
16 //////////////////////////////////////////////////////////////////////////
17
18 #include "TComplex.h"
19 #include "Riostream.h"
20
21
23
24 ////////////////////////////////////////////////////////////////////////////////
25 /// Standard constructor
26
27 TComplex::TComplex(Double_t re, Double_t im, Bool_t polar) : fRe(re), fIm(im)
28 {
29  if (polar) {
30  if(re<0) {
31  ::Warning("TComplex::ctor","Modulo of a complex number should be >=0, taking the abs");
32  re=-re;
33  }
34  fRe=re*TMath::Cos(im);
35  fIm=re*TMath::Sin(im);
36  }
37 }
38
39 ////////////////////////////////////////////////////////////////////////////////
40
41 std::ostream& operator<<(std::ostream& out, const TComplex& c)
42 {
43  out << "(" << c.fRe << "," << c.fIm << "i)";
44  return out;
45 }
46
47 ////////////////////////////////////////////////////////////////////////////////
48
49 std::istream& operator>>(std::istream& in, TComplex& c)
50 {
51  in >> c.fRe >> c.fIm;
52  return in;
53 }
Double_t fIm
Definition: TComplex.h:30
bool Bool_t
Definition: RtypesCore.h:59
std::ostream & operator<<(std::ostream &out, const TComplex &c)
Definition: TComplex.cxx:41
std::istream & operator>>(std::istream &in, TComplex &c)
Definition: TComplex.cxx:49
void Warning(const char *location, const char *msgfmt,...)
Double_t Cos(Double_t)
Definition: TMath.h:551
#define ClassImp(name)
Definition: Rtypes.h:336
double Double_t
Definition: RtypesCore.h:55
Double_t fRe
Definition: TComplex.h:29
Double_t Sin(Double_t)
Definition: TMath.h:548