Gabriele Cosmo
84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
// ********************************************************************
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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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//
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// $Id: $
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//
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// Helper namespace 'field_utils'
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//
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// Description:
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// Simple methods to extract vectors from arrays in conventions of
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// the magnetic field integration
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//
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// Implementation by Dmitry Sorokin - GSoC 2017
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// Work supported by Google as part of Google Summer of Code 2017.
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// Supervision / code review: John Apostolakis
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#ifndef G4FIELD_UTILS_HH
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#define G4FIELD_UTILS_HH
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#include "G4Types.hh"
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#include "G4ThreeVector.hh"
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namespace field_utils {
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enum class Value3D {
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Position = 0,
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Momentum = 3,
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Spin = 9
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};
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enum class Value1D {
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KineticEnergy = 6,
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LabTime = 7,
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ProperTime = 8
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};
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template <typename ArrayType>
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G4double getValue(const ArrayType& array, Value1D value);
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template <typename ArrayType>
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G4double getValue2(const ArrayType& array, Value1D value);
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template <typename ArrayType>
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G4double getValue(const ArrayType& array, Value3D value);
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template <typename ArrayType>
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G4double getValue2(const ArrayType& array, Value3D value);
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template <typename ArrayType>
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G4ThreeVector makeVector(const ArrayType& array, Value3D value);
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G4double relativeError(
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const G4double y[],
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const G4double yerr[],
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const G4double hstep,
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const G4double errorTolerance = 1);
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} // field_utils
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#include "G4FieldUtils.icc"
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#endif
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