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MaterialBudgetCastorHistos.cc
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1 #include "Validation/Geometry/interface/MaterialBudgetCastorHistos.h"
2 
3 #include "DetectorDescription/Core/interface/DDFilter.h"
4 #include "DetectorDescription/Core/interface/DDLogicalPart.h"
5 #include "DetectorDescription/Core/interface/DDSplit.h"
6 #include "DetectorDescription/Core/interface/DDValue.h"
7 #include "FWCore/Utilities/interface/Exception.h"
8 #include "FWCore/MessageLogger/interface/MessageLogger.h"
9 #include "FWCore/ServiceRegistry/interface/Service.h"
10 #include "CommonTools/UtilAlgos/interface/TFileService.h"
11 
12 #include "CLHEP/Units/GlobalPhysicalConstants.h"
13 #include "CLHEP/Units/GlobalSystemOfUnits.h"
14 
15 MaterialBudgetCastorHistos::MaterialBudgetCastorHistos(const edm::ParameterSet &p){
16 
17  binEta = p.getUntrackedParameter<int>("NBinEta", 100);
18  binPhi = p.getUntrackedParameter<int>("NBinPhi", 180);
19  etaLow = p.getUntrackedParameter<double>("EtaLow", 5.0);
20  etaHigh = p.getUntrackedParameter<double>("EtaHigh", 7.0);
21  fillHistos = p.getUntrackedParameter<bool>("FillHisto", true);
22  printSum = p.getUntrackedParameter<bool>("PrintSummary", false);
23  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: FillHisto : "
24  << fillHistos << " PrintSummary " << printSum
25  << " == Eta plot: NX " << binEta << " Range "
26  << etaLow << " (" << -etaHigh << ") : "
27  << etaHigh << " (" << -etaLow <<") Phi plot: "
28  << "NX " << binPhi << " Range " << -pi << ":"
29  << pi << " (Eta limit " << etaLow << ":"
30  << etaHigh <<")";
31  if (fillHistos) book();
32 
33 }
34 
35 MaterialBudgetCastorHistos::~MaterialBudgetCastorHistos() {
36  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: Save user "
37  << "histos ===";
38 }
39 
40 void MaterialBudgetCastorHistos::fillStartTrack(const G4Track* aTrack) {
41 
42  id1 = id2 = steps = 0;
43  radLen = intLen = stepLen = 0;
44 
45  const G4ThreeVector& dir = aTrack->GetMomentum() ;
46  if (dir.theta() != 0 ) {
47  eta = dir.eta();
48  } else {
49  eta = -99;
50  }
51  phi = dir.phi();
52  double theEnergy = aTrack->GetTotalEnergy();
53  int theID = (int)(aTrack->GetDefinition()->GetPDGEncoding());
54 
55  if (printSum) {
56  matList.clear();
57  stepLength.clear();
58  radLength.clear();
59  intLength.clear();
60  }
61 
62  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: Track "
63  << aTrack->GetTrackID() << " Code " << theID
64  << " Energy " << theEnergy/GeV << " GeV; Eta "
65  << eta << " Phi " << phi/deg << " PT "
66  << dir.perp()/GeV << " GeV *****";
67 }
68 
69 
70 void MaterialBudgetCastorHistos::fillPerStep(const G4Step* aStep) {
71 
72  G4Material * material = aStep->GetPreStepPoint()->GetMaterial();
73  double step = aStep->GetStepLength();
74  double radl = material->GetRadlen();
75  double intl = material->GetNuclearInterLength();
76  double density = material->GetDensity() / (g/cm3);
77 
78  int id1Old = id1;
79  int id2Old = id2;
80  const G4VTouchable* touch = aStep->GetPreStepPoint()->GetTouchable();
81  std::string name = touch->GetVolume(0)->GetName();
82  std::string matName = material->GetName();
83  if (printSum) {
84  bool found = false;
85  for (unsigned int ii=0; ii<matList.size(); ii++) {
86  if (matList[ii] == matName) {
87  stepLength[ii] += step;
88  radLength[ii] += (step/radl);
89  intLength[ii] += (step/intl);
90  found = true;
91  break;
92  }
93  }
94  if (!found) {
95  matList.push_back(matName);
96  stepLength.push_back(step);
97  radLength.push_back(step/radl);
98  intLength.push_back(step/intl);
99  }
100  edm::LogInfo("MaterialBudget") << name << " " << step << " " << matName
101  << " " << stepLen << " " << step/radl << " "
102  << radLen << " " <<step/intl << " " <<intLen;
103  } else {
104  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: Step at "
105  << name << " Length " << step << " in "
106  << matName << " of density " << density
107  << " g/cc; Radiation Length " <<radl <<" mm;"
108  << " Interaction Length " << intl << " mm\n"
109  << " Position "
110  << aStep->GetPreStepPoint()->GetPosition()
111  << " Cylindrical R "
112  <<aStep->GetPreStepPoint()->GetPosition().perp()
113  << " Length (so far) " << stepLen << " L/X0 "
114  << step/radl << "/" << radLen << " L/Lambda "
115  << step/intl << "/" << intLen;
116  }
117 
118  int level = ((touch->GetHistoryDepth())+1);
119  std::string name1="XXXX", name2="XXXX";
120  if (level>3) name1 = touch->GetVolume(level-4)->GetName();
121  if (level>4) name2 = touch->GetVolume(level-5)->GetName();
122  if (name1 == "CAST") {
123  id1 = 1;
124  if (name2 == "CAEC") id2 = 2;
125  else if (name2 == "CAHC") id2 = 3;
126  else if (name2 == "CEDC") id2 = 4;
127  else if (name2 == "CHDC") id2 = 5;
128  else id2 = 0;
129  } else {
130  id1 = id2 = 0;
131  }
132  LogDebug("MaterialBudget") << "MaterialBudgetCastorHistos: Level " << level
133  << " Volume " << name1 << " and " << name2
134  << " ID1 " << id1 << " (" << id1Old << ") ID2 "
135  << id2 << " (" << id2Old << ")";
136 
137  if (fillHistos) {
138  if (id1 != id1Old) {
139  if (id1 == 0) fillHisto(id1Old, 1);
140  else fillHisto(id1, 0);
141  }
142  if (id2 != id2Old) {
143  if (id2 == 0) fillHisto(id2Old, 1);
144  else fillHisto(id2, 0);
145  }
146  }
147 
148  stepLen += step;
149  radLen += step/radl;
150  intLen += step/intl;
151 }
152 
153 
154 void MaterialBudgetCastorHistos::fillEndTrack() {
155 
156  if (fillHistos) {
157  if (id1 != 0) fillHisto(id1, 1);
158  if (id2 != 0) fillHisto(id2, 1);
159  }
160  if (printSum) {
161  for (unsigned int ii=0; ii<matList.size(); ii++) {
162  edm::LogInfo("MaterialBudget") << matList[ii] << "\t" << stepLength[ii]
163  << "\t" << radLength[ii] << "\t"
164  << intLength[ii];
165  }
166  }
167 }
168 
169 void MaterialBudgetCastorHistos::book() {
170 
171  // Book histograms
172  edm::Service<TFileService> tfile;
173 
174  if ( !tfile.isAvailable() )
175  throw cms::Exception("BadConfig") << "TFileService unavailable: "
176  << "please add it to config file";
177 
178  double maxPhi=pi;
179  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: Booking user "
180  << "histos === with " << binEta << " bins "
181  << "in eta from " << etaLow << " to "
182  << etaHigh << " and " << binPhi << " bins "
183  << "in phi from " << -maxPhi << " to "
184  << maxPhi;
185 
186  char name[10], title[80], tag1[10], tag2[15];
187  // total X0
188  for (int i=0; i<maxSet; i++) {
189  double minEta=etaLow;
190  double maxEta=etaHigh;
191  int ireg = i;
192  if (i > 9) {
193  minEta = -etaHigh;
194  maxEta = -etaLow;
195  ireg -= 10;
196  sprintf (tag2, " (-ve Eta Side)");
197  } else {
198  sprintf (tag2, " (+ve Eta Side)");
199  }
200  if ((i%2) == 0) {
201  ireg /= 2;
202  sprintf (tag1, " == Start");
203  } else {
204  ireg = (ireg-1)/2;
205  sprintf (tag1, " == End");
206  }
207  sprintf(name, "%d", i+100);
208  sprintf(title, "MB(X0) prof Eta in region %d%s%s", ireg, tag1, tag2);
209  me100[i] = tfile->make<TProfile>(name, title, binEta, minEta, maxEta);
210  sprintf(name, "%d", i+200);
211  sprintf(title, "MB(L0) prof Eta in region %d%s%s", ireg, tag1, tag2);
212  me200[i] = tfile->make<TProfile>(name, title, binEta, minEta, maxEta);
213  sprintf(name, "%d", i+300);
214  sprintf(title, "MB(Step) prof Eta in region %d%s%s", ireg, tag1, tag2);
215  me300[i] = tfile->make<TProfile>(name, title, binEta, minEta, maxEta);
216  sprintf(name, "%d", i+400);
217  sprintf(title, "Eta in region %d%s%s", ireg, tag1, tag2);
218  me400[i] = tfile->make<TH1F>(name, title, binEta, minEta, maxEta);
219  sprintf(name, "%d", i+500);
220  sprintf(title, "MB(X0) prof Ph in region %d%s%s", ireg, tag1, tag2);
221  me500[i] = tfile->make<TProfile>(name, title, binPhi, -maxPhi, maxPhi);
222  sprintf(name, "%d", i+600);
223  sprintf(title, "MB(L0) prof Ph in region %d%s%s", ireg, tag1, tag2);
224  me600[i] = tfile->make<TProfile>(name, title, binPhi, -maxPhi, maxPhi);
225  sprintf(name, "%d", i+700);
226  sprintf(title, "MB(Step) prof Ph in region %d%s%s", ireg, tag1, tag2);
227  me700[i] = tfile->make<TProfile>(name, title, binPhi, -maxPhi, maxPhi);
228  sprintf(name, "%d", i+800);
229  sprintf(title, "Phi in region %d%s%s", ireg, tag1, tag2);
230  me800[i] = tfile->make<TH1F>(name, title, binPhi, -maxPhi, maxPhi);
231  sprintf(name, "%d", i+900);
232  sprintf(title, "MB(X0) prof Eta Phi in region %d%s%s", ireg, tag1, tag2);
233  me900[i] = tfile->make<TProfile2D>(name, title, binEta/2, minEta, maxEta,
234  binPhi/2, -maxPhi, maxPhi);
235  sprintf(name, "%d", i+1000);
236  sprintf(title, "MB(L0) prof Eta Phi in region %d%s%s", ireg, tag1, tag2);
237  me1000[i]= tfile->make<TProfile2D>(name, title, binEta/2, minEta, maxEta,
238  binPhi/2, -maxPhi, maxPhi);
239  sprintf(name, "%d", i+1100);
240  sprintf(title, "MB(Step) prof Eta Phi in region %d%s%s", ireg, tag1, tag2);
241  me1100[i]= tfile->make<TProfile2D>(name, title, binEta/2, minEta, maxEta,
242  binPhi/2, -maxPhi, maxPhi);
243  sprintf(name, "%d", i+1200);
244  sprintf(title, "Eta vs Phi in region %d%s%s", ireg, tag1, tag2);
245  me1200[i]= tfile->make<TH2F>(name, title, binEta/2, minEta, maxEta,
246  binPhi/2, -maxPhi, maxPhi);
247  }
248 
249  edm::LogInfo("MaterialBudget") << "MaterialBudgetCastorHistos: Booking user "
250  << "histos done ===";
251 
252 }
253 
254 void MaterialBudgetCastorHistos::fillHisto(int id, int ix) {
255 
256  int ii = 2*(id-1) + ix;
257  double etaAbs = eta;
258  if (eta < 0) {
259  etaAbs = -eta;
260  ii += 10;
261  }
262  LogDebug("MaterialBudget") << "MaterialBudgetCastorHistos:FillHisto "
263  << "called with index " << id << ":" << ix
264  << ":" << ii << " eta " << etaAbs << " ("
265  << eta << ") integrated step " << stepLen
266  << " X0 " << radLen << " Lamda " << intLen;
267 
268  me100[ii]->Fill(eta, radLen);
269  me200[ii]->Fill(eta, intLen);
270  me300[ii]->Fill(eta, stepLen);
271  me400[ii]->Fill(eta);
272 
273  if (etaAbs >= etaLow && etaAbs <= etaHigh) {
274  me500[ii]->Fill(phi, radLen);
275  me600[ii]->Fill(phi, intLen);
276  me700[ii]->Fill(phi, stepLen);
277  me800[ii]->Fill(phi);
278  }
279 
280  me900[ii]->Fill(eta, phi, radLen);
281  me1000[ii]->Fill(eta, phi, intLen);
282  me1100[ii]->Fill(eta, phi, stepLen);
283  me1200[ii]->Fill(eta, phi);
284 
285 }
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