Gabriele Cosmo
131 lines
4.8 KiB
C++
131 lines
4.8 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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//
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//
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//
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// ---------------------------------------------------------------
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// GEANT 4 class header file
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//
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// GFlashHomoShowerParameterisation
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//
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// Class description:
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//
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// GFlash homogeneous shower parameterisation.
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// Author: Joanna Weng - 02.2004
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// ---------------------------------------------------------------
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#ifndef GFlashHomoShowerParameterisation_h
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#define GFlashHomoShowerParameterisation_h 1
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#include "globals.hh"
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#include "GVFlashHomoShowerTuning.hh"
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#include "GVFlashShowerParameterisation.hh"
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class G4Material;
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class GFlashHomoShowerParameterisation : public GVFlashShowerParameterisation
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{
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public: // with description
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GFlashHomoShowerParameterisation(G4Material* aMat, GVFlashHomoShowerTuning* aPar = 0);
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~GFlashHomoShowerParameterisation();
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void ComputeRadialParameters(G4double y, G4double Tau);
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void GenerateLongitudinalProfile(G4double Energy);
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void ComputeZAX0EFFetc();
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G4double IntegrateEneLongitudinal(G4double LongitudinalStep);
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G4double IntegrateNspLongitudinal(G4double LongitudinalStep);
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G4double ComputeTau(G4double LongitudinalPosition);
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G4double GeneratePhi();
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G4double GenerateRadius(G4int ispot, G4double Energy, G4double LongitudinalPosition);
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G4double GenerateExponential(G4double Energy);
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void SetMaterial(G4Material* mat);
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inline G4double GetAveR99() { return (3.5 * Rm); }
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inline G4double GetAveR90() { return (1.5 * Rm); } // ok
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inline G4double GetAveTmx() {return (X0 * std::exp(AveLogTmaxh));}
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inline G4double GetAveT99() {return (X0 * AveLogTmaxh/(AveLogAlphah-1.00));}
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inline G4double GetAveT90() {return (2.5* X0*std::exp( AveLogTmaxh) );}
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inline G4double GetNspot(){ return NSpot;}
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inline G4double GetX0() { return X0; }
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inline G4double GetEc() { return Ec; }
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inline G4double GetRm() { return Rm; }
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private:
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G4Material* material;
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// Resolution
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G4double ConstantResolution;
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G4double NoiseResolution;
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G4double SamplingResolution;
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// parametrization parameters
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GVFlashHomoShowerTuning* thePar;
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// Cashed parameters:
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// Longitudinal Coefficients for a homogeneous calo
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G4double ParAveT1;
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G4double ParAveA1, ParAveA2, ParAveA3;
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G4double ParSigLogT1, ParSigLogT2;
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G4double ParSigLogA1, ParSigLogA2;
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G4double ParRho1, ParRho2;
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void ComputeLongitudinalParameters(G4double y);
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void GenerateEnergyProfile(G4double y);
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void GenerateNSpotProfile(G4double y);
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// Radial Coefficients
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G4double ParRC1, ParRC2, ParRC3, ParRC4;
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G4double ParWC1, ParWC2, ParWC3;
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G4double ParWC4, ParWC5, ParWC6;
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G4double ParRT1, ParRT2, ParRT3, ParRT4;
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G4double ParRT5, ParRT6;
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// Spot multiplicity Coefficients
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G4double ParSpotT1, ParSpotT2, ParSpotA1, ParSpotA2;
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G4double ParSpotN1, ParSpotN2;
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// PARAMETRISATION variables (Energy & position dependent)
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// Longitudinal
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// homogeneous
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G4double AveLogAlphah, AveLogTmaxh;
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G4double SigmaLogAlphah, SigmaLogTmaxh;
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G4double Rhoh;
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G4double Alphah, Tmaxh, Betah;
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// Multiplicity
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G4double NSpot, AlphaNSpot, TNSpot, BetaNSpot;
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// Radial
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G4double RadiusCore, WeightCore, RadiusTail;
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};
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#endif
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