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// $Id: PamVMCApplication.cxx,v 1.0 2007/06/01 |
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// |
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// Geant4 ExampleN06 adapted to Virtual Monte Carlo |
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#include <cstdlib> |
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#include <string> |
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#include <TROOT.h> |
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#include <TInterpreter.h> |
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#include <TVirtualMC.h> |
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#include <Riostream.h> |
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#include <TGeoManager.h> |
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#include <TVirtualGeoTrack.h> |
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|
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#include "PamVMCApplication.h" |
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#include "PamVMCStack.h" |
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#include "PamVMCDetectorConstruction.h" |
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#include "PamVMCPrimaryGenerator.h" |
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|
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ClassImp(PamVMCApplication) |
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|
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PamVMCApplication::PamVMCApplication(const char *name, const char *title) |
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: TVirtualMCApplication(name,title), |
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fEventNo(0), |
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fVerbose(0), |
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fStack(0), |
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fDetConstruction(0), |
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fPrimaryGenerator(0) |
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{ |
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// Standard constructor |
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|
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// Create a user stack |
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fStack = new PamVMCStack(10000); |
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|
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// Create detector construction |
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fDetConstruction = new PamVMCDetectorConstruction(); |
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|
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// Create a primary generator |
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fPrimaryGenerator = new PamVMCPrimaryGenerator(fStack); |
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#ifdef PAMFIELD |
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// Load the PAMELA magnetic field |
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|
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std::string pamcal=getenv("PAM_CALIB"); pamcal+="/trk-param/field_param-0/"; |
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std::cout << "PAMELA env: " << pamcal << std::endl; |
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pamfield.LoadField(pamcal.c_str()); |
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#endif |
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} |
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|
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|
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PamVMCApplication::PamVMCApplication() |
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: TVirtualMCApplication(), |
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fEventNo(0), |
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fVerbose(0), |
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fStack(0), |
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fDetConstruction(0), |
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fPrimaryGenerator(0) |
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{ |
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// Default constructor |
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} |
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|
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PamVMCApplication::~PamVMCApplication() |
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{ |
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// Destructor |
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|
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delete fStack; |
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delete fDetConstruction; |
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delete fPrimaryGenerator; |
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delete gMC; |
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gMC = 0; |
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} |
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|
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// |
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// public methods |
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// |
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|
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void PamVMCApplication::InitMC(const char* setup) |
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{ |
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// Initialize MC. |
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|
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fVerbose.InitMC(); |
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|
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gROOT->LoadMacro(setup); |
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gInterpreter->ProcessLine("Config()"); |
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gMC->SetStack(fStack); |
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gMC->Init(); |
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gMC->BuildPhysics(); |
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} |
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|
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void PamVMCApplication::RunMC(Int_t nofEvents) |
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{ |
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// MC run. |
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|
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fVerbose.RunMC(nofEvents); |
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|
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gMC->ProcessRun(nofEvents); |
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|
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//// fVerbose.FinishRun(); |
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} |
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|
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void PamVMCApplication::ConstructGeometry() |
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{ |
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// Construct geometry using detector contruction class |
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|
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fVerbose.ConstructGeometry(); |
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fDetConstruction->ConstructGeometry(); |
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|
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} |
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|
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void PamVMCApplication::InitGeometry() |
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{ |
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// Initialize geometry |
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|
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fVerbose.InitGeometry(); |
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} |
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|
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|
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void PamVMCApplication::GeneratePrimaries() |
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{ |
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// Fill the user stack (derived from TVirtualMCStack) with primary particles. |
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|
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///// fVerbose.GeneratePrimaries(); |
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|
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fPrimaryGenerator->GeneratePrimaries(); |
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} |
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|
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void PamVMCApplication::BeginEvent() |
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{ |
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// User actions at beginning of event |
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|
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///// fVerbose.BeginEvent(); |
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|
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fEventNo++; |
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} |
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|
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void PamVMCApplication::BeginPrimary() |
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{ |
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// User actions at beginning of a primary track |
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|
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//// fVerbose.BeginPrimary(); |
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} |
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|
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void PamVMCApplication::PreTrack() |
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{ |
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// User actions at beginning of each track |
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|
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////// fVerbose.PreTrack(); |
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|
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} |
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|
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void PamVMCApplication::Stepping() |
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{ |
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// User actions at each step |
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|
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////// fVerbose.Stepping(); |
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} |
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|
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void PamVMCApplication::PostTrack() |
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{ |
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// User actions after finishing of each track |
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|
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|
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///// fVerbose.PostTrack(); |
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} |
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|
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void PamVMCApplication::FinishPrimary() |
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{ |
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// User actions after finishing of a primary track |
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|
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///// fVerbose.FinishPrimary(); |
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} |
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|
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void PamVMCApplication::FinishEvent() |
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{ |
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// User actions after finishing of an event |
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|
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|
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/////fVerbose.FinishEvent(); |
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|
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|
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|
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fStack->Reset(); |
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} |
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|
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void PamVMCApplication::Field(const Double_t* x, Double_t* b) const |
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{ |
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// Uniform magnetic field |
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|
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#ifdef PAMFIELD |
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b[0] = pamfield.GetBX((float *)x); |
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b[1] = pamfield.GetBY((float *)x); |
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b[2] = pamfield.GetBZ((float *)x); |
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#else |
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for (Int_t i=0; i<3; i++) b[i] = 0.0; |
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#endif |
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} |
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