Gabriele Cosmo
207 lines
7.4 KiB
C++
207 lines
7.4 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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// G4VRestContinuousDiscreteProcess
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//
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// Authors:
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// - 2 December 1995, G.Cosmo - First implementation, based on object model
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// - 8 January 1997, H.Kurashige - New Physics scheme
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// --------------------------------------------------------------------
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#include "G4VRestContinuousDiscreteProcess.hh"
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#include "G4SystemOfUnits.hh"
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#include "G4Step.hh"
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#include "G4Track.hh"
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#include "G4MaterialTable.hh"
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#include "G4VParticleChange.hh"
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// --------------------------------------------------------------------
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G4VRestContinuousDiscreteProcess::G4VRestContinuousDiscreteProcess()
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: G4VProcess("No Name Discrete Process")
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{
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G4Exception("G4VRestContinuousDiscreteProcess::G4VRestContinuousDiscreteProcess()",
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"ProcMan102", JustWarning, "Default constructor is called");
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}
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// --------------------------------------------------------------------
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G4VRestContinuousDiscreteProcess::
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G4VRestContinuousDiscreteProcess(const G4String& aName, G4ProcessType aType)
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: G4VProcess(aName, aType)
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{
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}
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// --------------------------------------------------------------------
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G4VRestContinuousDiscreteProcess::~G4VRestContinuousDiscreteProcess()
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{
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}
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// --------------------------------------------------------------------
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G4VRestContinuousDiscreteProcess::
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G4VRestContinuousDiscreteProcess(G4VRestContinuousDiscreteProcess& right)
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: G4VProcess(right),
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valueGPILSelection(right.valueGPILSelection)
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{
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}
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// --------------------------------------------------------------------
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G4double G4VRestContinuousDiscreteProcess::
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AtRestGetPhysicalInteractionLength( const G4Track& track,
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G4ForceCondition* condition )
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{
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// beginning of tracking
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ResetNumberOfInteractionLengthLeft();
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// condition is set to "Not Forced"
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*condition = NotForced;
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// get mean life time
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currentInteractionLength = GetMeanLifeTime(track, condition);
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#ifdef G4VERBOSE
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if ((currentInteractionLength <0.0) || (verboseLevel>2))
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{
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G4cout << "G4VRestContinuousDiscreteProcess::AtRestGetPhysicalInteractionLength() - ";
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G4cout << "[ " << GetProcessName() << "]" << G4endl;
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track.GetDynamicParticle()->DumpInfo();
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G4cout << " in Material " << track.GetMaterial()->GetName() << G4endl;
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G4cout << "MeanLifeTime = " << currentInteractionLength/ns << "[ns]"
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<< G4endl;
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}
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#endif
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return theNumberOfInteractionLengthLeft * currentInteractionLength;
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}
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// --------------------------------------------------------------------
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G4VParticleChange*
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G4VRestContinuousDiscreteProcess::AtRestDoIt( const G4Track&,
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const G4Step& )
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{
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ClearNumberOfInteractionLengthLeft();
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return pParticleChange;
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}
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// --------------------------------------------------------------------
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G4double G4VRestContinuousDiscreteProcess::
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AlongStepGetPhysicalInteractionLength( const G4Track& track,
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G4double previousStepSize,
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G4double currentMinimumStep,
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G4double& currentSafety,
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G4GPILSelection* selection )
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{
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// GPILSelection is set to defaule value of CandidateForSelection
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valueGPILSelection = CandidateForSelection;
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// get Step limit proposed by the process
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G4double steplength = GetContinuousStepLimit(track, previousStepSize,
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currentMinimumStep, currentSafety);
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// set return value for G4GPILSelection
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*selection = valueGPILSelection;
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#ifdef G4VERBOSE
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if (verboseLevel>1)
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{
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G4cout << "G4VRestContinuousDiscreteProcess::AlongStepGetPhysicalInteractionLength() - ";
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G4cout << "[ " << GetProcessName() << "]" << G4endl;
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track.GetDynamicParticle()->DumpInfo();
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G4cout << " in Material " << track.GetMaterial()->GetName() << G4endl;
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G4cout << "IntractionLength= " << steplength/cm <<"[cm] " << G4endl;
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}
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#endif
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return steplength;
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}
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// --------------------------------------------------------------------
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G4VParticleChange*
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G4VRestContinuousDiscreteProcess::AlongStepDoIt( const G4Track& ,
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const G4Step& )
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{
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return pParticleChange;
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}
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// --------------------------------------------------------------------
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G4double G4VRestContinuousDiscreteProcess::
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PostStepGetPhysicalInteractionLength( const G4Track& track,
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G4double previousStepSize,
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G4ForceCondition* condition )
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{
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if ( (previousStepSize < 0.0) || (theNumberOfInteractionLengthLeft<=0.0))
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{
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// beginning of tracking (or just after DoIt() of this process)
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ResetNumberOfInteractionLengthLeft();
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}
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else if ( previousStepSize > 0.0)
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{
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// subtract NumberOfInteractionLengthLeft
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SubtractNumberOfInteractionLengthLeft(previousStepSize);
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}
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else
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{
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// zero step
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// DO NOTHING
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}
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// condition is set to "Not Forced"
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*condition = NotForced;
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// get mean free path
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currentInteractionLength = GetMeanFreePath(track,previousStepSize,condition);
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G4double value;
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if (currentInteractionLength < DBL_MAX)
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{
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value = theNumberOfInteractionLengthLeft * currentInteractionLength;
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}
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else
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{
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value = DBL_MAX;
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}
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#ifdef G4VERBOSE
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if (verboseLevel>1)
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{
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G4cout << "G4VRestContinuousDiscreteProcess::PostStepGetPhysicalInteractionLength() - ";
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G4cout << "[ " << GetProcessName() << "]" << G4endl;
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track.GetDynamicParticle()->DumpInfo();
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G4cout << " in Material " << track.GetMaterial()->GetName() << G4endl;
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G4cout << "InteractionLength= " << value/cm <<"[cm] " << G4endl;
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}
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#endif
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return value;
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}
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// --------------------------------------------------------------------
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G4VParticleChange*
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G4VRestContinuousDiscreteProcess::PostStepDoIt( const G4Track& ,
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const G4Step& )
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{
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ClearNumberOfInteractionLengthLeft();
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return pParticleChange;
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}
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