Import Geant4 2.0.0 source tree

source/processes/hadronic/models/generator/util/include/G4NuclearShellModelDensity.hh

@@ -5,8 +5,8 @@
 // based on the Program) you indicate your acceptance of this statement,
 // and all its terms.
 //
-// $Id: G4NuclearShellModelDensity.hh,v 1.1.10.1 1999/12/07 20:51:59 gunter Exp $
-// GEANT4 tag $Name: geant4-01-01 $
+// $Id: G4NuclearShellModelDensity.hh,v 1.3 2000/05/23 13:41:41 gunter Exp $
+// GEANT4 tag $Name: geant4-02-00 $
 //
 #ifndef G4NuclearShellModelDensity_h
 #define G4NuclearShellModelDensity_h 1
@@ -27,7 +27,8 @@ class G4NuclearShellModelDensity : public G4VNuclearDensity
     
     G4double GetRelativeDensity(G4ThreeVector aPosition);
     G4double GetRadius(const G4double maxRelativeDenisty);
-    
+    G4double GetDeriv(const G4ThreeVector & aPosition);    
+
   private:
     G4int    theA;
     G4int    theZ;