Import Geant4 8.0.0 source tree
This commit is contained in:
Gabriele Cosmo
@@ -0,0 +1,188 @@
|
||||
//
|
||||
// ********************************************************************
|
||||
// * DISCLAIMER *
|
||||
// * *
|
||||
// * The following disclaimer summarizes all the specific disclaimers *
|
||||
// * of contributors to this software. The specific disclaimers,which *
|
||||
// * govern, are listed with their locations in: *
|
||||
// * http://cern.ch/geant4/license *
|
||||
// * *
|
||||
// * Neither the authors of this software system, nor their employing *
|
||||
// * institutes,nor the agencies providing financial support for this *
|
||||
// * work make any representation or warranty, express or implied, *
|
||||
// * regarding this software system or assume any liability for its *
|
||||
// * use. *
|
||||
// * *
|
||||
// * This code implementation is the intellectual property of the *
|
||||
// * GEANT4 collaboration. *
|
||||
// * By copying, distributing or modifying the Program (or any work *
|
||||
// * based on the Program) you indicate your acceptance of this *
|
||||
// * statement, and all its terms. *
|
||||
// ********************************************************************
|
||||
//
|
||||
// $Id: G4MultipleScattering71.cc,v 1.1 2005/10/03 01:09:57 vnivanch Exp $
|
||||
// GEANT4 tag $Name: geant4-08-00 $
|
||||
//
|
||||
// -----------------------------------------------------------------------------
|
||||
// 16/05/01 value of cparm changed , L.Urban
|
||||
// 18/05/01 V.Ivanchenko Clean up against Linux ANSI compilation
|
||||
// 07/08/01 new methods Store/Retrieve PhysicsTable (mma)
|
||||
// 23-08-01 new angle and z distribution,energy dependence reduced,
|
||||
// Store,Retrieve methods commented out temporarily, L.Urban
|
||||
// 27-08-01 in BuildPhysicsTable:aParticleType.GetParticleName()=="mu+" (mma)
|
||||
// 28-08-01 GetContinuousStepLimit and AlongStepDoIt moved from .icc file (mma)
|
||||
// 03-09-01 value of data member factlim changed, L.Urban
|
||||
// 10-09-01 small change in GetContinuousStepLimit, L.Urban
|
||||
// 11-09-01 G4MultipleScatteringx put as default G4MultipleScattering
|
||||
// store/retrieve physics table reactivated (mma)
|
||||
// 13-09-01 corr. in ComputeTransportCrossSection, L.Urban
|
||||
// 14-09-01 protection in GetContinuousStepLimit, L.Urban
|
||||
// 17-09-01 migration of Materials to pure STL (mma)
|
||||
// 27-09-01 value of data member factlim changed, L.Urban
|
||||
// 31-10-01 big fixed in PostStepDoIt,L.Urban
|
||||
// 17-04-02 NEW angle distribution + boundary algorithm modified, L.Urban
|
||||
// 22-04-02 boundary algorithm modified -> important improvement in timing (L.Urban)
|
||||
// 24-04-02 some minor changes in boundary algorithm, L.Urban
|
||||
// 06-05-02 bug fixed in GetContinuousStepLimit, L.Urban
|
||||
// 24-05-02 changes in angle distribution and boundary algorithm, L.Urban
|
||||
// 11-06-02 bug fixed in ComputeTransportCrossSection, L.Urban
|
||||
// 12-08-02 bug fixed in PostStepDoIt (lateral displacement), L.Urban
|
||||
// 15-08-02 new angle distribution, L.Urban
|
||||
// 26-09-02 angle distribution + boundary algorithm modified, L.Urban
|
||||
// 15-10-02 temporary fix for proton scattering
|
||||
// 30-10-02 modified angle distribution,mods in boundary algorithm,
|
||||
// changes in data members, L.Urban
|
||||
// 11-12-02 precision problem in ComputeTransportCrossSection
|
||||
// for small Tkin/for heavy particles cured from L.Urban
|
||||
// 20-01-03 Migrade to cut per region (V.Ivanchenko)
|
||||
// 05-02-03 changes in data members, new sampling for geom.
|
||||
// path length, step dependence reduced with new
|
||||
// method
|
||||
// 28-03-03 Move to model design (V.Ivanchenko)
|
||||
// 08-08-03 STD substitute standard (V.Ivanchenko)
|
||||
// 23-04-04 value of data member dtrl changed from 0.15 to 0.05 (L.Urban)
|
||||
// 17-08-04 name of facxsi changed to factail (L.Urban)
|
||||
// 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
|
||||
// 07-02-05 correction in order to have a working Setsamplez function (L.Urban)
|
||||
// 15-04-05 optimize internal interface (V.Ivanchenko)
|
||||
// 03-10-05 Process is freezed with the name 71 (V.Ivanchenko)
|
||||
// -----------------------------------------------------------------------------
|
||||
//
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
#include "G4MultipleScattering71.hh"
|
||||
#include "G4MscModel71.hh"
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
using namespace std;
|
||||
|
||||
G4MultipleScattering71::G4MultipleScattering71(const G4String& processName)
|
||||
: G4VMultipleScattering(processName),
|
||||
totBins(120),
|
||||
facrange(0.199),
|
||||
dtrl(0.05),
|
||||
NuclCorrPar (0.0615),
|
||||
FactPar(0.40),
|
||||
factail(1.0),
|
||||
cf(1.001),
|
||||
stepnolastmsc(-1000000),
|
||||
nsmallstep(5),
|
||||
samplez(true),
|
||||
boundary(true),
|
||||
isInitialized(false)
|
||||
{
|
||||
lowKineticEnergy = 0.1*keV;
|
||||
highKineticEnergy= 100.*TeV;
|
||||
|
||||
tlimit = 1.e10*mm;
|
||||
tlimitmin = 1.e-7*mm;
|
||||
|
||||
SetBinning(totBins);
|
||||
SetMinKinEnergy(lowKineticEnergy);
|
||||
SetMaxKinEnergy(highKineticEnergy);
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
G4MultipleScattering71::~G4MultipleScattering71()
|
||||
{}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
void G4MultipleScattering71::InitialiseProcess(const G4ParticleDefinition* particle)
|
||||
{
|
||||
if(isInitialized) return;
|
||||
|
||||
if (particle->GetParticleType() == "nucleus") {
|
||||
boundary = false;
|
||||
SetLateralDisplasmentFlag(false);
|
||||
SetBuildLambdaTable(false);
|
||||
Setsamplez(false) ;
|
||||
} else {
|
||||
SetLateralDisplasmentFlag(true);
|
||||
SetBuildLambdaTable(true);
|
||||
}
|
||||
G4MscModel71* em = new G4MscModel71(dtrl,NuclCorrPar,FactPar,factail,samplez);
|
||||
em->SetLateralDisplasmentFlag(LateralDisplasmentFlag());
|
||||
em->SetLowEnergyLimit(lowKineticEnergy);
|
||||
em->SetHighEnergyLimit(highKineticEnergy);
|
||||
AddEmModel(1, em);
|
||||
isInitialized = true;
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
G4double G4MultipleScattering71::TruePathLengthLimit(const G4Track& track,
|
||||
G4double& lambda,
|
||||
G4double currentMinimalStep)
|
||||
{
|
||||
|
||||
G4double tPathLength = currentMinimalStep;
|
||||
|
||||
// special treatment near boundaries ?
|
||||
if (boundary) {
|
||||
|
||||
G4int stepno = track.GetCurrentStepNumber() ;
|
||||
// first step
|
||||
if (stepno == 1) {
|
||||
stepnolastmsc = -1000000 ;
|
||||
tlimit = 1.e10;
|
||||
} else if (stepno > 1) {
|
||||
|
||||
if (track.GetStep()->GetPreStepPoint()->GetStepStatus() == fGeomBoundary) {
|
||||
|
||||
stepnolastmsc = stepno;
|
||||
// if : diff.treatment for small/not small Z
|
||||
G4double range = CurrentRange();
|
||||
if (range > lambda) tlimit = facrange*range;
|
||||
else tlimit = facrange*lambda;
|
||||
|
||||
if(tlimit < tlimitmin) tlimit = tlimitmin;
|
||||
if(tPathLength > tlimit) tPathLength = tlimit;
|
||||
|
||||
} else if (stepno > stepnolastmsc && stepno - stepnolastmsc < nsmallstep
|
||||
&& tPathLength > tlimit) {
|
||||
tlimit *= cf;
|
||||
tPathLength = tlimit;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return tPathLength;
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
void G4MultipleScattering71::PrintInfo()
|
||||
{
|
||||
if(boundary) {
|
||||
G4cout << " Boundary algorithm is active with facrange= "
|
||||
<< facrange
|
||||
<< G4endl;
|
||||
}
|
||||
}
|
||||
|
||||
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
|
||||
|
||||
Reference in New Issue
Block a user