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source: trunk/source/processes/electromagnetic/lowenergy/test/G4PenelopeBremsstrahlungTest.cc @ 1199

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27	// $Id: G4PenelopeBremsstrahlungTest.cc,v 1.9 2006/06/29 19:44:16 gunter Exp $
28	// GEANT4 tag $Name: geant4-09-03-cand-01 $
29	//
30	// -------------------------------------------------------------------
31	// GEANT 4 class file --- Copyright CERN 1998
32	// CERN Geneva Switzerland
33	//
34	//
35	// File name: G4PenelopeBremsstrahlungTest.cc
36	//
37	// Author: Francesco Longo
38	//
39	// Creation date: 04 january 2001
40	//
41	// Modifications: Luciano Pandola (27 november 2002)
42	// Adapted in order to test G4PenelopeBremsstrahlung
43	// Minor modification in n-tuple filling
44	// Updated analysis to AIDA 3.0
45	//
46	// -------------------------------------------------------------------
47
48	#include "globals.hh"
49	#include "G4ios.hh"
50	#include <fstream>
51	#include <iomanip>
52
53	#include "G4ParticleDefinition.hh"
54	#include "G4ParticleTypes.hh"
55	#include "G4ParticleTable.hh"
56	#include "G4Material.hh"
57	#include "G4MaterialTable.hh"
58	#include "G4VContinuousDiscreteProcess.hh"
59	#include "G4VProcess.hh"
60	#include "G4ProcessManager.hh"
61	#include "G4RunManager.hh"
62
63	#include "G4PenelopeBremsstrahlung.hh"
64	#include "G4LowEnergyBremsstrahlung.hh"
65	#include "G4eBremsstrahlung.hh"
66
67	#include "G4EnergyLossTables.hh"
68	#include "G4VParticleChange.hh"
69	#include "G4ParticleChange.hh"
70	#include "G4DynamicParticle.hh"
71	#include "G4ForceCondition.hh"
72
73	#include "G4LowEnergyBremsstrahlung.hh"
74	#include "G4LowEnergyIonisation.hh"
75	#include "G4eIonisation.hh"
76	#include "G4MultipleScattering.hh"
77	#include "G4eIonisation.hh"
78	#include "G4eBremsstrahlung.hh"
79	#include "G4eplusAnnihilation.hh"
80
81	//#include "G4ComptonScattering.hh"
82	//#include "G4PhotoElectricEffect.hh"
83
84	#include "G4Electron.hh"
85	#include "G4Positron.hh"
86	#include "G4Gamma.hh"
87
88	#include "G4GRSVolume.hh"
89	#include "G4Box.hh"
90	#include "G4PVPlacement.hh"
91	#include "G4Step.hh"
92	#include "G4ProductionCutsTable.hh"
93	#include "G4MaterialCutsCouple.hh"
94
95	#include "G4UnitsTable.hh"
96	#include "AIDA/IManagedObject.h"
97
98	#include <memory>
99	#include "AIDA/IAnalysisFactory.h"
100	#include "AIDA/ITreeFactory.h"
101	#include "AIDA/ITree.h"
102	#include "AIDA/IHistogramFactory.h"
103	#include "AIDA/IHistogram1D.h"
104	#include "AIDA/IHistogram2D.h"
105	#include "AIDA/IHistogram3D.h"
106	#include "AIDA/ITupleFactory.h"
107	#include "AIDA/ITuple.h"
108
109
110	int main()
111	{
112
113	// Setup
114
115	G4int nIterations = 100000;
116	G4int materialId = 3;
117	G4int test=0;
118	G4int tPart=1;
119	//G4cout.setf(std::ios::scientific,std::ios::floatfield );
120
121	// -------------------------------------------------------------------
122
123	// ---- HBOOK initialization
124
125	std::auto_ptr< AIDA::IAnalysisFactory > af( AIDA_createAnalysisFactory() );
126	std::auto_ptr< AIDA::ITreeFactory > tf (af->createTreeFactory());
127	std::auto_ptr< AIDA::ITree > tree (tf->create("pen_br_test.hbook","hbook",false,true));
128	G4cout << "Tree store: " << tree->storeName() << G4endl;
129	std::auto_ptr< AIDA::ITupleFactory > tpf (af->createTupleFactory(*tree));
130	std::auto_ptr< AIDA::IHistogramFactory > hf (af->createHistogramFactory(*tree));
131
132	// ---- primary ntuple ------
133	AIDA::ITuple* ntuple1 = tpf->create("1","Primary Ntuple","double eprimary,energyf,de,dedx,pxch,pych,pzch,pch,thetach");
134
135	// ---- secondary ntuple ------
136	AIDA::ITuple* ntuple2 = tpf->create("2","Secondary Ntuple","double eprimary,px_ga,py_ga,pz_ga,p_ga,e_ga,theta_ga");
137
138	// ---- table ntuple ------
139	AIDA::ITuple* ntuple3 = tpf->create("3","Mean Free Path Ntuple","double kinen,mfp");
140
141	//--------- Materials definition ---------
142
143	G4Material* Si = new G4Material("Silicon", 14., 28.055g/mole, 2.33g/cm3);
144	G4Material* Fe = new G4Material("Iron", 26., 55.85g/mole, 7.87g/cm3);
145	G4Material* Cu = new G4Material("Copper", 29., 63.55g/mole, 8.96g/cm3);
146	G4Material* W = new G4Material("Tungsten", 74., 183.85g/mole, 19.30g/cm3);
147	G4Material* Pb = new G4Material("Lead", 82., 207.19g/mole, 11.35g/cm3);
148	G4Material* U = new G4Material("Uranium", 92., 238.03g/mole, 18.95g/cm3);
149	G4Material* Al = new G4Material("Aluminum",13.,26.98g/mole,2.7g/cm3);
150	G4Material* Au = new G4Material("Gold" ,79.,196.97g/mole,19.3g/cm3);
151
152	G4Element* H = new G4Element ("Hydrogen", "H", 1. , 1.01*g/mole);
153	G4Element* O = new G4Element ("Oxygen" , "O", 8. , 16.00*g/mole);
154	G4Element* C = new G4Element ("Carbon" , "C", 6. , 12.00*g/mole);
155	G4Element* Cs = new G4Element ("Cesium" , "Cs", 55. , 132.905*g/mole);
156	G4Element* I = new G4Element ("Iodine" , "I", 53. , 126.9044*g/mole);
157
158	G4Material* maO = new G4Material("Oxygen", 8., 16.00g/mole, 1.1g/cm3);
159
160	G4Material* water = new G4Material ("Water" , 1.*g/cm3, 2);
161	water->AddElement(H,2);
162	water->AddElement(O,1);
163
164	G4Material* ethane = new G4Material ("Ethane" , 0.4241*g/cm3, 2);
165	ethane->AddElement(H,6);
166	ethane->AddElement(C,2);
167
168	G4Material* csi = new G4Material ("CsI" , 4.53*g/cm3, 2);
169	csi->AddElement(Cs,1);
170	csi->AddElement(I,1);
171
172
173	// Interactive set-up
174	G4cout << "Electrons [1] or Positrons [2] ?" << G4endl;
175	G4cin >> tPart;
176	if ( !(tPart == 1 \|\| tPart == 2)) G4Exception("Wrong input");
177
178
179	G4cout << "Test AlongStepDoIt [1] or PostStepDoIt [2] ?" << G4endl;
180	G4cin >> test;
181	if ( !(test == 1 \|\| test == 2)) G4Exception("Wrong input");
182
183
184
185	G4cout << "How many interactions? " << G4endl;
186	G4cin >> nIterations;
187
188	if (nIterations <= 0) G4Exception("Wrong input");
189
190	G4double initEnergy = 1*MeV;
191	G4double initX = 0.;
192	G4double initY = 0.;
193	G4double initZ = 1.;
194
195	G4cout << "Enter the initial particle energy E (MeV)" << G4endl;
196	G4cin >> initEnergy ;
197
198
199	initEnergy = initEnergy*MeV;
200
201	if (initEnergy <= 0.) G4Exception("Wrong input");
202
203	static const G4MaterialTable* theMaterialTable = G4Material::GetMaterialTable();
204
205	G4int nMaterials = G4Material::GetNumberOfMaterials();
206
207	G4cout << "Available materials are: " << G4endl;
208	for (G4int mat = 0; mat < nMaterials; mat++)
209	{
210	G4cout << mat << ") "
211	<< (*theMaterialTable)[mat]->GetName()
212	<< G4endl;
213	}
214
215	G4cout << "Which material? " << G4endl;
216	G4cin >> materialId;
217
218	G4Material* material = (*theMaterialTable)[materialId] ;
219
220	G4cout << "The selected material is: "
221	<< material->GetName()
222	<< G4endl;
223
224	G4double dimX = 1*mm;
225	G4double dimY = 1*mm;
226	G4double dimZ = 1*mm;
227
228	// Geometry
229
230	G4Box* theFrame = new G4Box ("Frame",dimX, dimY, dimZ);
231
232	G4LogicalVolume* logicalFrame = new G4LogicalVolume(theFrame,
233	(*theMaterialTable)[materialId],
234	"LFrame", 0, 0, 0);
235	logicalFrame->SetMaterial(material);
236
237	G4PVPlacement* physicalFrame = new G4PVPlacement(0,G4ThreeVector(),
238	"PFrame",logicalFrame,0,false,0);
239	G4RunManager* rm = new G4RunManager();
240	G4cout << "World is defined " << G4endl;
241	rm->GeometryHasBeenModified();
242	rm->DefineWorldVolume(physicalFrame);
243	// Particle definitions
244
245	G4ParticleDefinition* gamma = G4Gamma::GammaDefinition();
246	G4ParticleDefinition* electron = G4Electron::ElectronDefinition();
247	G4ParticleDefinition* positron = G4Positron::PositronDefinition();
248
249
250	G4ParticleDefinition* realpt = G4Electron::ElectronDefinition();
251
252	if (tPart == 2)
253	{
254	realpt = G4Positron::PositronDefinition();
255	}
256
257	G4ProductionCutsTable* cutsTable = G4ProductionCutsTable::GetProductionCutsTable();
258	G4ProductionCuts* cuts = cutsTable->GetDefaultProductionCuts();
259	G4double cutG=1*micrometer;
260	G4double cutE=1*micrometer;
261	cuts->SetProductionCut(cutG, 0); //gammas
262	cuts->SetProductionCut(cutE, 1); //electrons
263	cuts->SetProductionCut(cutE, 2); //positrons
264	G4cout << "Cuts are defined " << G4endl;
265
266	//G4Gamma::SetEnergyRange(2.5e-4MeV,1e5MeV);
267	//G4Electron::SetEnergyRange(2.5e-4MeV,1e5MeV);
268	//G4Positron::SetEnergyRange(2.5e-4MeV,1e5MeV);
269
270	cutsTable->UpdateCoupleTable();
271	//cutsTable->DumpCouples();
272	const G4MaterialCutsCouple* theCouple = cutsTable->GetMaterialCutsCouple(material,cuts);
273
274	// Processes
275
276
277	G4int processType;
278	G4cout << "Standard [1] or LowEnergy[2] or Penelope [3] Bremsstrahlung?" << G4endl;
279	G4cin >> processType;
280	if ( !(processType == 1 \|\| processType == 2 \|\| processType == 3))
281	{
282	G4Exception("Wrong input");
283	}
284
285	G4VContinuousDiscreteProcess* bremProcess;
286
287	if (processType == 1)
288	{
289	bremProcess = new G4eBremsstrahlung();
290	G4cout << "The selected model is Standard" << G4endl;
291	}
292	else if (processType == 2)
293	{
294	bremProcess = new G4LowEnergyBremsstrahlung();
295	G4cout << "The selected model is Low Energy" << G4endl;
296	}
297	else if (processType == 3)
298	{
299
300	bremProcess = new G4PenelopeBremsstrahlung();
301	G4cout << "The selected model is Penelope" << G4endl;
302	}
303
304	//----------------
305	// process manager
306	//----------------
307
308	// electron or positron
309
310
311	G4ProcessManager* ProcessManager = new G4ProcessManager(realpt);
312	realpt->SetProcessManager(ProcessManager);
313	ProcessManager->AddProcess(bremProcess);
314	G4ForceCondition* condition;
315
316
317	//--------------
318	// set ordering
319	//--------------
320
321
322	// eProcessManager->
323	// SetProcessOrdering(theeminusMultipleScattering, idxAlongStep,1);
324	// eProcessManager->
325	// SetProcessOrdering(theeminusIonisation, idxAlongStep,2);
326
327	// eProcessManager->
328	// SetProcessOrdering(theeminusMultipleScattering, idxPostStep,1);
329	// eProcessManager->
330	// SetProcessOrdering(theeminusIonisation, idxPostStep,2);
331	// eProcessManager->
332	// SetProcessOrdering(theeminusBremsstrahlung, idxPostStep,3);
333
334
335
336	// pProcessManager->SetProcessOrderingToFirst(theeplusAnnihilation, idxAtRest);
337	// pProcessManager->
338	// SetProcessOrdering(theeplusMultipleScattering, idxAlongStep,1);
339	// pProcessManager->
340	// SetProcessOrdering(theeplusIonisation, idxAlongStep,2);
341
342	// pProcessManager->
343	// SetProcessOrdering(theeplusMultipleScattering, idxPostStep,1);
344	// pProcessManager->
345	// SetProcessOrdering(theeplusIonisation, idxPostStep,2);
346	// pProcessManager->
347	// SetProcessOrdering(theeplusBremsstrahlung, idxPostStep,3);
348	// pProcessManager->
349	// SetProcessOrdering(theeplusAnnihilation, idxPostStep,4);
350
351	// G4LowEnergyIonisation IonisationProcess;
352	// eProcessManager->AddProcess(&IonisationProcess);
353	// eProcessManager->SetProcessOrdering(&IonisationProcess,idxAlongStep,1);
354	// eProcessManager->SetProcessOrdering(&IonisationProcess,idxPostStep, 1);
355
356	// G4LowEnergyBremsstrahlung BremstrahlungProcess;
357	// eProcessManager->AddProcess(&BremstrahlungProcess);
358	// eProcessManager->SetProcessOrdering(&BremstrahlungProcess,idxAlongStep,1);
359	// eProcessManager->SetProcessOrdering(&BremstrahlungProcess,idxPostStep, 1);
360
361	// G4eIonisation IonisationPlusProcess;
362	// pPositronProcessManager->AddProcess(&IonisationPlusProcess);
363	// pProcessManager->
364	// SetProcessOrdering(&IonisationPlusProcess,idxAlongStep,1);
365	// pProcessManager->SetProcessOrdering(&IonisationPlusProcess,idxPostStep,1);
366
367
368
369	// Create a DynamicParticle
370
371	G4double eEnergy = initEnergy*MeV;
372	G4ParticleMomentum eDirection(initX,initY,initZ);
373	//eEnergy is the KINETIK energy
374	G4DynamicParticle dynamicPrimary(realpt,eDirection,eEnergy);
375
376	dynamicPrimary.DumpInfo(0);
377
378	// Track
379
380	G4ThreeVector aPosition(0.,0.,0.);
381	G4double aTime = 0. ;
382
383	G4Track* eTrack = new G4Track(&dynamicPrimary,aTime,aPosition);
384	G4GRSVolume* touche = new G4GRSVolume(physicalFrame, NULL, aPosition);
385	eTrack->SetTouchableHandle(touche); //verificare!!!!!!!!!!!!
386
387
388	// Step
389
390	G4Step* step = new G4Step();
391	step->SetTrack(eTrack);
392
393	G4StepPoint* aPoint = new G4StepPoint();
394	aPoint->SetPosition(aPosition);
395	aPoint->SetMaterial(material);
396	aPoint->SetMaterialCutsCouple(theCouple);
397	G4double safety = 10000.*cm;
398	aPoint->SetSafety(safety);
399	step->SetPreStepPoint(aPoint);
400
401	// Check applicability
402
403	if (! (bremProcess->IsApplicable(*realpt)))
404	{
405	G4Exception("Not Applicable");
406	}
407	else
408	{
409	G4cout<< "applicability OK" << G4endl;
410	}
411
412	// Initialize the physics tables (in which material?)
413	bremProcess->BuildPhysicsTable(*realpt);
414
415	G4cout<< "table OK" << G4endl;
416
417	// Test GetMeanFreePath()
418	// E' protected! Il membro accessibile e' DumpMeanFreePath()
419
420	G4Material* apttoMaterial ;
421	G4String MaterialName ;
422
423	G4double minArg = 100eV,maxArg = 100GeV, argStp;
424	const G4int pntNum = 300;
425	G4double Tkin[pntNum+1];
426	G4double meanFreePath=0. ;
427
428	argStp = (std::log10(maxArg)-std::log10(minArg))/pntNum;
429
430	for(G4int d = 0; d < pntNum+1; d++)
431	{
432	Tkin[d] = std::pow(10,(std::log10(minArg) + d*argStp));
433	}
434
435	G4double sti = 1.*mm;
436	step->SetStepLength(sti);
437
438	// for ( G4int J = 0 ; J < nMaterials ; J++ )
439	// {
440	apttoMaterial = (*theMaterialTable)[materialId] ;
441	MaterialName = apttoMaterial->GetName() ;
442	logicalFrame->SetMaterial(apttoMaterial);
443
444	eTrack->SetStep(step);
445
446	G4PenelopeBremsstrahlung* LowEProcess =
447	(G4PenelopeBremsstrahlung*) bremProcess;
448	G4LowEnergyBremsstrahlung* LowEProcess2 =
449	(G4LowEnergyBremsstrahlung*) bremProcess;
450	G4eBremsstrahlung* StdProcess =
451	(G4eBremsstrahlung*) bremProcess;
452
453
454	for (G4int i=0 ; i<pntNum; i++)
455	{
456	dynamicPrimary.SetKineticEnergy(Tkin[i]);
457	if (processType == 3)
458	{
459	//meanFreePath=LowEProcess
460	// ->DumpMeanFreePath(*eTrack, sti, condition);
461	}
462	else if (processType == 2)
463	{
464	//meanFreePath=electronLowEProcess2
465	// ->DumpMeanFreePath(*eTrack, sti, condition);
466
467	}
468	else if (processType == 1)
469	{
470	//meanFreePath=StdProcess
471	// ->GetMeanFreePath(*eTrack, sti, condition);
472	}
473
474	ntuple3->fill(ntuple3->findColumn("kinen"),std::log10(Tkin[i]));
475	ntuple3->fill(ntuple3->findColumn("mfp"),meanFreePath/cm);
476	ntuple3->addRow();
477
478
479	//G4cout << Tkin[i]/MeV << " " << meanFreePath/cm << G4endl;
480
481	}
482	G4cout << "Mean Free Path OK" << G4endl;
483
484	// --------- Test the DoIt
485
486	G4cout << "DoIt in " << material->GetName() << G4endl;
487
488
489	dynamicPrimary.SetKineticEnergy(eEnergy);
490	G4int iter;
491	for (iter=0; iter<nIterations; iter++)
492	{
493
494	step->SetStepLength(1*micrometer);
495
496	G4cout << "Iteration = " << iter
497	<< " - Step Length = "
498	<< step->GetStepLength()/mm << " mm "
499	<< G4endl;
500
501
502	eTrack->SetStep(step);
503
504
505	// G4cout << "Iteration = " << iter
506	// << " - Step Length = "
507	// << step->GetStepLength()/mm << " mm "
508	// << G4endl;
509
510	//G4cout << eTrack->GetStep()->GetStepLength()/mm
511	// << G4endl;
512
513	//G4cout << "Prima" << G4endl;
514	G4VParticleChange* dummy;
515	if (test==1) dummy = bremProcess->AlongStepDoIt(eTrack, step);
516	if (test==2) dummy = bremProcess->PostStepDoIt(eTrack,step);
517	//G4cout << "Dopo" << G4endl;
518
519	G4ParticleChange* particleChange = (G4ParticleChange*) dummy;
520
521	// Primary physical quantities
522
523	G4double energyChange = particleChange->GetEnergy();
524	G4double dedx = initEnergy - energyChange ;
525	G4double dedxNow = dedx / (step->GetStepLength());
526
527	G4ThreeVector eChange =
528	particleChange->CalcMomentum(energyChange,
529	(*particleChange->GetMomentumDirection()),
530	particleChange->GetMass());
531
532	G4double pxChange = eChange.x();
533	G4double pyChange = eChange.y();
534	G4double pzChange = eChange.z();
535	G4double pChange =
536	std::sqrt(pxChangepxChange + pyChangepyChange + pzChange*pzChange);
537
538	G4double xChange = particleChange->GetPosition()->x();
539	G4double yChange = particleChange->GetPosition()->y();
540	G4double zChange = particleChange->GetPosition()->z();
541
542	G4double thetaChange = particleChange->GetMomentumDirection()->theta();
543	thetaChange = thetaChange/deg; //conversion in degrees
544
545	G4cout << "---- Primary after the step ---- " << G4endl;
546
547	// G4cout << "Position (x,y,z) = "
548	// << xChange << " "
549	// << yChange << " "
550	// << zChange << " "
551	// << G4endl;
552
553	G4cout << "---- Energy: " << energyChange/MeV << " MeV, "
554	<< "(px,py,pz): ("
555	<< pxChange/MeV << ","
556	<< pyChange/MeV << ","
557	<< pzChange/MeV << ") MeV"
558	<< G4endl;
559
560	G4cout << "---- Energy loss (dE) = " << dedx/keV << " keV" << G4endl;
561	// G4cout << "Stopping power (dE/dx)=" << dedxNow << G4endl;
562
563	ntuple1->fill(ntuple1->findColumn("eprimary"),initEnergy/MeV);
564	ntuple1->fill(ntuple1->findColumn("energyf"),energyChange/MeV);
565	ntuple1->fill(ntuple1->findColumn("de"),dedx/MeV);
566	ntuple1->fill(ntuple1->findColumn("dedx"),dedxNow/(MeV/cm));
567	ntuple1->fill(ntuple1->findColumn("pxch"),pxChange/MeV);
568	ntuple1->fill(ntuple1->findColumn("pych"),pyChange/MeV);
569	ntuple1->fill(ntuple1->findColumn("pzch"),pzChange/MeV);
570	ntuple1->fill(ntuple1->findColumn("pch"),pChange/MeV);
571	ntuple1->fill(ntuple1->findColumn("thetach"),thetaChange);
572	ntuple1->addRow();
573
574	// Secondaries physical quantities
575
576	// Secondaries
577	G4cout << " secondaries " <<
578	particleChange->GetNumberOfSecondaries() << G4endl;
579	G4double px_ga,py_ga,pz_ga,p_ga,e_ga,theta_ga,eKin_ga;
580
581	for (G4int i = 0; i < (particleChange->GetNumberOfSecondaries()); i++)
582	{
583	// The following two items should be filled per event, not
584	// per secondary; filled here just for convenience, to avoid
585	// complicated logic to dump ntuple when there are no secondaries
586
587	G4Track* finalParticle = particleChange->GetSecondary(i) ;
588
589	G4double e = finalParticle->GetTotalEnergy();
590	G4double eKin = finalParticle->GetKineticEnergy();
591	G4double px = (finalParticle->GetMomentum()).x();
592	G4double py = (finalParticle->GetMomentum()).y();
593	G4double pz = (finalParticle->GetMomentum()).z();
594	G4double theta = (finalParticle->GetMomentum()).theta();
595	G4double p = std::sqrt(pxpx+pypy+pz*pz);
596	theta = theta/deg; //conversion in degrees
597	if (e > initEnergy)
598	{
599	G4cout << "WARNING: eFinal > eInit " << G4endl;
600	// << e
601	// << " > " initEnergy
602
603	}
604
605	G4String particleName =
606	finalParticle->GetDefinition()->GetParticleName();
607	G4cout << "==== Final "
608	<< particleName << " "
609	<< "energy: " << e/MeV << " MeV, "
610	<< "eKin: " << eKin/MeV << " MeV, "
611	<< "(px,py,pz): ("
612	<< px/MeV << ","
613	<< py/MeV << ","
614	<< pz/MeV << ") MeV "
615	<< G4endl;
616
617	G4int partType;
618	if (particleName == "e-") {
619	partType = 1;
620	}
621	else if (particleName == "gamma")
622	{
623	partType = 2;
624	px_ga=px;
625	py_ga=py;
626	pz_ga=pz;
627	p_ga=p;
628	e_ga=e;
629	theta_ga=theta;
630	}
631	else if (particleName == "e+") partType = 3;
632
633
634	delete particleChange->GetSecondary(i);
635	}
636
637	// Fill the secondaries ntuple
638
639	// Normalize all to the energy of primary
640	// for gammas initEnergy=initP
641	ntuple2->fill(ntuple2->findColumn("eprimary"),initEnergy/MeV);
642	ntuple2->fill(ntuple2->findColumn("px_ga"),px_ga/MeV);
643	ntuple2->fill(ntuple2->findColumn("py_ga"),py_ga/MeV);
644	ntuple2->fill(ntuple2->findColumn("pz_ga"),pz_ga/MeV);
645	ntuple2->fill(ntuple2->findColumn("p_ga"),p_ga/MeV);
646	ntuple2->fill(ntuple2->findColumn("e_ga"),e_ga/MeV);
647	ntuple2->fill(ntuple2->findColumn("theta_ga"),theta_ga);
648	ntuple2->addRow();
649	particleChange->Clear();
650
651	}
652
653
654	G4cout << "Iteration number: " << iter << G4endl;
655
656	G4cout << "Committing.............." << G4endl;
657	tree->commit();
658	G4cout << "Closing the tree........" << G4endl;
659	tree->close();
660
661	delete step;
662
663
664	G4cout << "END OF THE MAIN PROGRAM" << G4endl;
665	return 0;
666	}
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