Import Geant4 0.0.0 source tree

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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: G4OpAbsorption.hh,v 2.3.2.2 1998/09/03 21:27:27 gum Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+////////////////////////////////////////////////////////////////////////
+// Optical Photon Absorption Class Definition
+////////////////////////////////////////////////////////////////////////
+//
+// File:        G4OpAbsorption.hh
+// Description: Discrete Process -- Absorption of Optical Photons
+// Version:     1.0
+// Created:     1996-05-21
+// Author:      Juliet Armstrong
+// Updated:     1997-04-09 by Peter Gumplinger
+//              > new physics/tracking scheme
+//              1998-08-25 by Stefano Magni
+//              > Change process to use G4MaterialPropertiesTables
+// mail:        gum@triumf.ca
+//              magni@mi.infn.it
+//
+////////////////////////////////////////////////////////////////////////
+
+#ifndef G4OpAbsorption_h
+#define G4OpAbsorption_h 1
+
+/////////////
+// Includes
+/////////////
+
+#include "globals.hh"
+#include "templates.hh"
+#include "Randomize.hh"
+#include "G4Step.hh"
+#include "G4VDiscreteProcess.hh"
+#include "G4DynamicParticle.hh"
+#include "G4Material.hh"
+#include "G4OpticalPhoton.hh"
+
+/////////////////////
+// Class Definition
+/////////////////////
+
+class G4OpAbsorption : public G4VDiscreteProcess 
+{
+
+private:
+
+        //////////////
+        // Operators
+        //////////////
+
+        // G4OpAbsorption& operator=(const G4OpAbsorption &right);
+
+public:
+
+        ////////////////////////////////
+        // Constructors and Destructor
+        ////////////////////////////////
+
+        G4OpAbsorption(const G4String& processName = "Absorption");
+
+        // G4OpAbsorption(const G4OpAbsorption &right);
+
+	~G4OpAbsorption();
+
+	////////////
+	// Methods
+        ////////////
+
+        G4bool IsApplicable(const G4ParticleDefinition& aParticleType);
+
+	G4double GetMeanFreePath(const G4Track& aTrack,
+				 G4double ,
+				 G4ForceCondition* );
+
+	G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
+ 				        const G4Step&  aStep);
+
+};
+
+////////////////////
+// Inline methods
+////////////////////
+
+inline
+G4bool G4OpAbsorption::IsApplicable(const G4ParticleDefinition& aParticleType)
+{
+   return ( &aParticleType == G4OpticalPhoton::OpticalPhoton() );
+}
+
+#endif /* G4OpAbsorption_h */