Geant4  10.03
G4Fcn.cc
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26 // $Id:$
27 
28 // Author: Ivana Hrivnacova, 22/08/2013 (ivana@ipno.in2p3.fr)
29 
30 #include "G4Fcn.hh"
31 
32 namespace G4Analysis
33 {
34 
35 //_____________________________________________________________________________
36 G4Fcn GetFunction(const G4String& fcnName)
37 {
38  G4Fcn fcn = G4FcnIdentity;
39  if ( fcnName != "none" ) {
40  if ( fcnName == "log" ) fcn = std::log;
41  else if ( fcnName == "log10") fcn = std::log10;
42  else if ( fcnName == "exp" ) fcn = std::exp;
43  else {
44  G4ExceptionDescription description;
45  description
46  << " \"" << fcnName << "\" function is not supported." << G4endl
47  << " " << "No function will be applied to histogram values.";
48  G4Exception("G4Analysis::GetFunction",
49  "Analysis_W013", JustWarning, description);
50  }
51  }
52  return fcn;
53 }
54 
55 }
G4double(*)(G4double) G4Fcn
Definition: G4Fcn.hh:36
G4double G4FcnIdentity(G4double value)
Definition: G4Fcn.hh:39
std::ostringstream G4ExceptionDescription
Definition: globals.hh:76
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *comments)
Definition: G4Exception.cc:41
G4Fcn GetFunction(const G4String &fcnName)
Definition: G4Fcn.cc:36
#define G4endl
Definition: G4ios.hh:61