Gabriele Cosmo
57 lines
2.4 KiB
C++
57 lines
2.4 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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// Geant4 Class header file
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//
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// File name: G4PolarizationHelper
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//
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// Author: Andreas Schaelicke
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//
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// Class Description:
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// Provides some basic polarization transformation routines.
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#ifndef G4PolarizationHelper_h
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#define G4PolarizationHelper_h 1
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#include "globals.hh"
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#include "G4ThreeVector.hh"
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class G4PolarizationHelper
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{
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public:
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static G4ThreeVector GetFrame(const G4ThreeVector&, const G4ThreeVector&);
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static G4ThreeVector GetParticleFrameX(const G4ThreeVector&);
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static G4ThreeVector GetParticleFrameY(const G4ThreeVector&);
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static G4ThreeVector GetRandomFrame(const G4ThreeVector&);
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static G4ThreeVector GetSpinInPRF(const G4ThreeVector& uZ,
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const G4ThreeVector& spin);
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static void TestPolarizationTransformations();
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static void TestInteractionFrame();
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};
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#endif
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