| 1 |
nikolas |
1.1 |
// $Id: PamVMCApplication.cxx,v 1.0 2007/06/01 |
| 2 |
|
|
// |
| 3 |
|
|
// Geant4 ExampleN06 adapted to Virtual Monte Carlo |
| 4 |
|
|
#include <cstdlib> |
| 5 |
|
|
#include <string> |
| 6 |
|
|
#include <TROOT.h> |
| 7 |
|
|
#include <TInterpreter.h> |
| 8 |
|
|
#include <TVirtualMC.h> |
| 9 |
|
|
#include <Riostream.h> |
| 10 |
|
|
#include <TGeoManager.h> |
| 11 |
|
|
#include <TVirtualGeoTrack.h> |
| 12 |
|
|
|
| 13 |
|
|
#include "PamVMCApplication.h" |
| 14 |
|
|
#include "PamVMCStack.h" |
| 15 |
|
|
#include "PamVMCDetectorConstruction.h" |
| 16 |
|
|
#include "PamVMCPrimaryGenerator.h" |
| 17 |
|
|
|
| 18 |
|
|
ClassImp(PamVMCApplication) |
| 19 |
|
|
|
| 20 |
|
|
PamVMCApplication::PamVMCApplication(const char *name, const char *title) |
| 21 |
|
|
: TVirtualMCApplication(name,title), |
| 22 |
|
|
fEventNo(0), |
| 23 |
|
|
fVerbose(0), |
| 24 |
|
|
fStack(0), |
| 25 |
|
|
fDetConstruction(0), |
| 26 |
|
|
fPrimaryGenerator(0) |
| 27 |
|
|
{ |
| 28 |
|
|
// Standard constructor |
| 29 |
|
|
|
| 30 |
|
|
// Create a user stack |
| 31 |
|
|
fStack = new PamVMCStack(10000); |
| 32 |
|
|
|
| 33 |
|
|
// Create detector construction |
| 34 |
|
|
fDetConstruction = new PamVMCDetectorConstruction(); |
| 35 |
|
|
|
| 36 |
|
|
// Create a primary generator |
| 37 |
|
|
fPrimaryGenerator = new PamVMCPrimaryGenerator(fStack); |
| 38 |
|
|
#ifdef PAMFIELD |
| 39 |
|
|
// Load the PAMELA magnetic field |
| 40 |
|
|
|
| 41 |
|
|
std::string pamcal=getenv("PAM_CALIB"); pamcal+="/trk-param/field_param-0/"; |
| 42 |
|
|
std::cout << "PAMELA env: " << pamcal << std::endl; |
| 43 |
|
|
pamfield.LoadField(pamcal.c_str()); |
| 44 |
|
|
#endif |
| 45 |
|
|
} |
| 46 |
|
|
|
| 47 |
|
|
|
| 48 |
|
|
PamVMCApplication::PamVMCApplication() |
| 49 |
|
|
: TVirtualMCApplication(), |
| 50 |
|
|
fEventNo(0), |
| 51 |
|
|
fVerbose(0), |
| 52 |
|
|
fStack(0), |
| 53 |
|
|
fDetConstruction(0), |
| 54 |
|
|
fPrimaryGenerator(0) |
| 55 |
|
|
{ |
| 56 |
|
|
// Default constructor |
| 57 |
|
|
} |
| 58 |
|
|
|
| 59 |
|
|
PamVMCApplication::~PamVMCApplication() |
| 60 |
|
|
{ |
| 61 |
|
|
// Destructor |
| 62 |
|
|
|
| 63 |
|
|
delete fStack; |
| 64 |
|
|
delete fDetConstruction; |
| 65 |
|
|
delete fPrimaryGenerator; |
| 66 |
|
|
delete gMC; |
| 67 |
|
|
gMC = 0; |
| 68 |
|
|
} |
| 69 |
|
|
|
| 70 |
|
|
// |
| 71 |
|
|
// public methods |
| 72 |
|
|
// |
| 73 |
|
|
|
| 74 |
|
|
void PamVMCApplication::InitMC(const char* setup) |
| 75 |
|
|
{ |
| 76 |
|
|
// Initialize MC. |
| 77 |
|
|
|
| 78 |
|
|
fVerbose.InitMC(); |
| 79 |
|
|
|
| 80 |
|
|
gROOT->LoadMacro(setup); |
| 81 |
|
|
gInterpreter->ProcessLine("Config()"); |
| 82 |
|
|
gMC->SetStack(fStack); |
| 83 |
|
|
gMC->Init(); |
| 84 |
|
|
gMC->BuildPhysics(); |
| 85 |
|
|
} |
| 86 |
|
|
|
| 87 |
|
|
void PamVMCApplication::RunMC(Int_t nofEvents) |
| 88 |
|
|
{ |
| 89 |
|
|
// MC run. |
| 90 |
|
|
|
| 91 |
|
|
fVerbose.RunMC(nofEvents); |
| 92 |
|
|
|
| 93 |
|
|
gMC->ProcessRun(nofEvents); |
| 94 |
|
|
|
| 95 |
|
|
//// fVerbose.FinishRun(); |
| 96 |
|
|
} |
| 97 |
|
|
|
| 98 |
|
|
void PamVMCApplication::ConstructGeometry() |
| 99 |
|
|
{ |
| 100 |
|
|
// Construct geometry using detector contruction class |
| 101 |
|
|
|
| 102 |
|
|
fVerbose.ConstructGeometry(); |
| 103 |
|
|
fDetConstruction->ConstructGeometry(); |
| 104 |
|
|
|
| 105 |
|
|
} |
| 106 |
|
|
|
| 107 |
|
|
void PamVMCApplication::InitGeometry() |
| 108 |
|
|
{ |
| 109 |
|
|
// Initialize geometry |
| 110 |
|
|
|
| 111 |
|
|
fVerbose.InitGeometry(); |
| 112 |
|
|
} |
| 113 |
|
|
|
| 114 |
|
|
|
| 115 |
|
|
void PamVMCApplication::GeneratePrimaries() |
| 116 |
|
|
{ |
| 117 |
|
|
// Fill the user stack (derived from TVirtualMCStack) with primary particles. |
| 118 |
|
|
|
| 119 |
|
|
///// fVerbose.GeneratePrimaries(); |
| 120 |
|
|
|
| 121 |
|
|
fPrimaryGenerator->GeneratePrimaries(); |
| 122 |
|
|
} |
| 123 |
|
|
|
| 124 |
|
|
void PamVMCApplication::BeginEvent() |
| 125 |
|
|
{ |
| 126 |
|
|
// User actions at beginning of event |
| 127 |
|
|
|
| 128 |
|
|
///// fVerbose.BeginEvent(); |
| 129 |
|
|
|
| 130 |
|
|
fEventNo++; |
| 131 |
|
|
} |
| 132 |
|
|
|
| 133 |
|
|
void PamVMCApplication::BeginPrimary() |
| 134 |
|
|
{ |
| 135 |
|
|
// User actions at beginning of a primary track |
| 136 |
|
|
|
| 137 |
|
|
//// fVerbose.BeginPrimary(); |
| 138 |
|
|
} |
| 139 |
|
|
|
| 140 |
|
|
void PamVMCApplication::PreTrack() |
| 141 |
|
|
{ |
| 142 |
|
|
// User actions at beginning of each track |
| 143 |
|
|
|
| 144 |
|
|
////// fVerbose.PreTrack(); |
| 145 |
|
|
|
| 146 |
|
|
} |
| 147 |
|
|
|
| 148 |
|
|
void PamVMCApplication::Stepping() |
| 149 |
|
|
{ |
| 150 |
|
|
// User actions at each step |
| 151 |
|
|
|
| 152 |
|
|
////// fVerbose.Stepping(); |
| 153 |
|
|
} |
| 154 |
|
|
|
| 155 |
|
|
void PamVMCApplication::PostTrack() |
| 156 |
|
|
{ |
| 157 |
|
|
// User actions after finishing of each track |
| 158 |
|
|
|
| 159 |
|
|
|
| 160 |
|
|
///// fVerbose.PostTrack(); |
| 161 |
|
|
} |
| 162 |
|
|
|
| 163 |
|
|
void PamVMCApplication::FinishPrimary() |
| 164 |
|
|
{ |
| 165 |
|
|
// User actions after finishing of a primary track |
| 166 |
|
|
|
| 167 |
|
|
///// fVerbose.FinishPrimary(); |
| 168 |
|
|
} |
| 169 |
|
|
|
| 170 |
|
|
void PamVMCApplication::FinishEvent() |
| 171 |
|
|
{ |
| 172 |
|
|
// User actions after finishing of an event |
| 173 |
|
|
|
| 174 |
|
|
|
| 175 |
|
|
/////fVerbose.FinishEvent(); |
| 176 |
|
|
|
| 177 |
|
|
|
| 178 |
|
|
|
| 179 |
|
|
fStack->Reset(); |
| 180 |
|
|
} |
| 181 |
|
|
|
| 182 |
|
|
void PamVMCApplication::Field(const Double_t* x, Double_t* b) const |
| 183 |
|
|
{ |
| 184 |
|
|
// Uniform magnetic field |
| 185 |
|
|
|
| 186 |
|
|
#ifdef PAMFIELD |
| 187 |
|
|
b[0] = pamfield.GetBX((float *)x); |
| 188 |
|
|
b[1] = pamfield.GetBY((float *)x); |
| 189 |
|
|
b[2] = pamfield.GetBZ((float *)x); |
| 190 |
|
|
#else |
| 191 |
|
|
for (Int_t i=0; i<3; i++) b[i] = 0.0; |
| 192 |
|
|
#endif |
| 193 |
|
|
} |