Gabriele Cosmo
85 lines
3.5 KiB
C++
85 lines
3.5 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// Author: Michael Kelsey (SLAC)
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// Date: 7 March 2013
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//
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// Description: Singleton class to evaluate multi-body momentum distribution
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// functions based on initial state codes and multiplicity.
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//
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// NOTE: Separate multiplicity-3 generators are not used, per V.Uzhinsky
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//
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// 20130619 Change singleton instance to be thread-local, to avoid collisions.
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// 20130620 Address Coverity warnings about missing copy actions
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#ifndef G4MultiBodyMomentumDist_h
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#define G4MultiBodyMomentumDist_h 1
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#include "globals.hh"
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class G4VMultiBodyMomDst;
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class G4NuclNucl3BodyMomDst;
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class G4NuclNucl4BodyMomDst;
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class G4HadNucl3BodyMomDst;
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class G4HadNucl4BodyMomDst;
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class G4MultiBodyMomentumDist {
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public:
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~G4MultiBodyMomentumDist();
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static const G4MultiBodyMomentumDist* GetInstance();
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// Return appropriate generator for initial state and multiplicity
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static const G4VMultiBodyMomDst* GetDist(G4int is, G4int mult) {
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return GetInstance()->ChooseDist(is, mult);
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}
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// Pass verbosity through to owned objects
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static void setVerboseLevel(G4int vb=0);
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private:
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// Constructor is private for singleton
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G4MultiBodyMomentumDist();
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const G4VMultiBodyMomDst* ChooseDist(G4int is, G4int mult) const;
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void passVerbose(G4int verbose); // Pass verbosity through instance
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static G4ThreadLocal G4MultiBodyMomentumDist* theInstance; // Per thread
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// Generators for various initial/final state combinations
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G4NuclNucl3BodyMomDst* nn3BodyDst; // N N to X Y Z
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G4NuclNucl4BodyMomDst* nn4BodyDst; // N N to X Y Z W ...
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G4HadNucl3BodyMomDst* hn3BodyDst; // pi,K,Y,gamma N to X Y Z
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G4HadNucl4BodyMomDst* hn4BodyDst; // pi,K,Y,gamma N to X Y Z W ...
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private:
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// Copying of modules is forbidden
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G4MultiBodyMomentumDist(const G4MultiBodyMomentumDist&);
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G4MultiBodyMomentumDist& operator=(const G4MultiBodyMomentumDist&);
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};
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#endif /* G4MultiBodyMomentumDist_h */
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