Import Geant4 8.2.0 source tree

2016-06-09 14:55:03 +02:00
parent 216a75eeb1
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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
+// *                                                                  *
+// * The  Geant4 software  is  copyright of the Copyright Holders  of *
+// * the Geant4 Collaboration.  It is provided  under  the terms  and *
+// * conditions of the Geant4 Software License,  included in the file *
+// * LICENSE and available at  http://cern.ch/geant4/license .  These *
+// * include a list of copyright holders.                             *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.  Please see the license in the file  LICENSE  and URL above *
+// * for the full disclaimer and the limitation of liability.         *
+// *                                                                  *
+// * This  code  implementation is the result of  the  scientific and *
+// * technical work of the GEANT4 collaboration.                      *
+// * By using,  copying,  modifying or  distributing the software (or *
+// * any work based  on the software)  you  agree  to acknowledge its *
+// * use  in  resulting  scientific  publications,  and indicate your *
+// * acceptance of all terms of the Geant4 Software license.          *
+// ********************************************************************
+//
+// $Id: G4hMultipleScattering.cc,v 1.1 2006/10/26 11:04:39 vnivanch Exp $
+// GEANT4 tag $Name: geant4-08-02 $
+//
+// -----------------------------------------------------------------------------
+//
+// GEANT4 Class file
+//
+// File name:     G4hMultipleScattering
+//
+// Author:        Laszlo Urban
+//
+// Creation date: 24.10.2006 cloned from G4MultipleScattering
+// 
+// Modified:
+//
+// -----------------------------------------------------------------------------
+//
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+#include "G4hMultipleScattering.hh"
+#include "G4UrbanMscModel.hh"
+#include "G4TransportationManager.hh"
+#include "G4Navigator.hh"
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+using namespace std;
+
+G4hMultipleScattering::G4hMultipleScattering(const G4String& processName)
+  : G4VMultipleScattering(processName)
+{
+  lowKineticEnergy  = 0.1*keV;
+  highKineticEnergy = 100.*TeV;
+  totBins           = 120;
+
+  facrange          = 0.2;
+  dtrl              = 0.05;
+  lambdalimit       = 1.*mm;
+  facgeom           = 0.5;
+  // there is no single scattering for this skin <= 0  
+  // to have single scattering at boundary 
+  //  skin should be > 0 ! 
+  skin              = 0.;
+  
+  steppingAlgorithm = false;
+  samplez           = false ; 
+  isInitialized     = false;  
+
+  SetBinning(totBins);
+  SetMinKinEnergy(lowKineticEnergy);
+  SetMaxKinEnergy(highKineticEnergy);
+
+  SetLateralDisplasmentFlag(true);
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+G4hMultipleScattering::~G4hMultipleScattering()
+{}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+G4bool G4hMultipleScattering::IsApplicable (const G4ParticleDefinition& p)
+{
+  return (p.GetPDGCharge() != 0.0 && !p.IsShortLived());
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void G4hMultipleScattering::MscStepLimitation(G4bool algorithm, G4double factor) 
+{
+  steppingAlgorithm = algorithm;
+  if (factor > 0.) SetFacrange(factor);
+  else { if (algorithm) SetFacrange(0.02); else SetFacrange(0.2);}
+
+  if(verboseLevel > 1)  
+    G4cout << "Stepping algorithm is set to " << steppingAlgorithm 
+	   << " with facrange = " << facrange << G4endl;  
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void G4hMultipleScattering::InitialiseProcess(const G4ParticleDefinition* p)
+{
+  if(isInitialized) {
+    mscUrban->SetMscStepLimitation(steppingAlgorithm, facrange);
+    return;
+  }
+
+  if (p->GetParticleType() == "nucleus") {
+    SetLateralDisplasmentFlag(false);
+    SetBuildLambdaTable(false);
+  } else {
+    SetBuildLambdaTable(true);
+  }
+  mscUrban = new G4UrbanMscModel(facrange,dtrl,lambdalimit,
+                                 facgeom,skin,
+                                 samplez,steppingAlgorithm);
+  mscUrban->SetLateralDisplasmentFlag(LateralDisplasmentFlag());
+  mscUrban->SetLowEnergyLimit(lowKineticEnergy);
+  mscUrban->SetHighEnergyLimit(highKineticEnergy);
+  AddEmModel(1,mscUrban);
+  isInitialized = true;
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+
+void G4hMultipleScattering::PrintInfo()
+{
+  G4cout << "      Boundary/stepping algorithm is active with facrange= "
+	 << facrange
+	 << "  Step limitation " << steppingAlgorithm
+	 << G4endl;
+}
+
+//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
+