Import Geant4 0.0.0 source tree

2016-06-01 15:25:35 +02:00
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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4NuclearShellModelDensity.cc,v 1.2 1998/10/30 16:42:43 gunter Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+
+#include "G4NuclearShellModelDensity.hh"
+
+G4NuclearShellModelDensity::G4NuclearShellModelDensity(G4double anA, G4double aZ) 
+{
+        const G4double r0sq=0.8133*fermi*fermi;
+	theA = anA;
+	theZ = aZ;
+	theRsquare= r0sq * pow(theA, 2./3. );
+	Setrho0(pow(1./(pi*theRsquare),3./2.));
+}
+
+G4NuclearShellModelDensity::~G4NuclearShellModelDensity() {}
+    
+G4double G4NuclearShellModelDensity::GetRelativeDensity(G4ThreeVector aPosition)
+{
+	return exp(-1*aPosition.mag2()/theRsquare);
+}
+    
+G4double G4NuclearShellModelDensity::GetRadius(const G4double maxRelativeDensity)
+{
+
+     return (maxRelativeDensity>0 && maxRelativeDensity <= 1 ) ?
+             sqrt(theRsquare * log(1/maxRelativeDensity) ) : DBL_MAX;
+}
+