Import Geant4 11.0.0.beta source tree

2021-06-25 16:12:29 +02:00
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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.          *
+// ********************************************************************
+
+#ifndef G4IRTUtils_hh
+#define G4IRTUtils_hh
+
+#include "globals.hh"
+#include <memory>
+
+class G4ErrorFunction;
+class G4IRTUtils {
+
+public:
+	G4IRTUtils() = default;
+   ~G4IRTUtils() = default;
+    static G4double EffectiveDistance(const G4double& rc,
+                                      const G4double& r0);
+
+    static G4double GetKact(const G4double& obs, 
+                            const G4double& dif)
+    {
+        return (obs == 0 || dif == 0) ? 0 : dif * obs/(dif - obs);
+    }
+    
+    static G4double GetRCutOff();
+    static G4double GetRCutOff(G4double tCutOff);
+    static G4double GetDNADistanceCutOff();
+};
+
+
+
+#endif
+