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1 | // ************************************************************************** | |
2 | // * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | // * * | |
4 | // * Author: The ALICE Off-line Project. * | |
5 | // * Contributors are mentioned in the code where appropriate. * | |
6 | // * * | |
7 | // * Permission to use, copy, modify and distribute this software and its * | |
8 | // * documentation strictly for non-commercial purposes is hereby granted * | |
9 | // * without fee, provided that the above copyright notice appears in all * | |
10 | // * copies and that both the copyright notice and this permission notice * | |
11 | // * appear in the supporting documentation. The authors make no claims * | |
12 | // * about the suitability of this software for any purpose. It is * | |
13 | // * provided "as is" without express or implied warranty. * | |
14 | // ************************************************************************** | |
15 | ||
16 | #include "AliRICH.h" | |
17 | #include "AliRICHParam.h" | |
18 | #include "AliRICHChamber.h" | |
19 | #include "AliRICHClusterFinder.h" | |
20 | #include <TArrayF.h> | |
21 | #include <TGeometry.h> | |
22 | #include <TBRIK.h> | |
23 | #include <TTUBE.h> | |
24 | #include <TFile.h> | |
25 | #include <TNode.h> | |
26 | #include <TObjArray.h> | |
27 | #include <TParticle.h> | |
28 | #include <AliStack.h> | |
29 | #include <AliMagF.h> | |
30 | #include <AliRun.h> | |
31 | #include <AliRunDigitizer.h> | |
32 | #include <AliMC.h> | |
33 | #include <AliESD.h> | |
34 | #include <TVirtualMC.h> | |
35 | #include <TH1F.h> | |
36 | #include <TH2F.h> | |
37 | #include <TStopwatch.h> | |
38 | ||
39 | ClassImp(AliRICHhit) | |
40 | //__________________________________________________________________________________________________ | |
41 | void AliRICHhit::Print(Option_t*)const | |
42 | { | |
43 | ::Info("hit","Ch=%1i, TID=%6i, eloss=%9.3f eV, in-out dist=%9.4f, OUT(%7.2f,%7.2f,%7.2f)" | |
44 | ,fChamber,fTrack,fEloss*1e9,Length(),fOutX3.X(),fOutX3.Y(),fOutX3.Z()); | |
45 | } | |
46 | //__________________________________________________________________________________________________ | |
47 | ClassImp(AliRICHdigit) | |
48 | //__________________________________________________________________________________________________ | |
49 | void AliRICHdigit::Print(Option_t*)const | |
50 | { | |
51 | ::Info("digit","cfm=%9i, cs=%2i, x=%3i, y=%3i, q=%8.3f, TID1=%5i, TID2=%5i, TID3=%5i", | |
52 | fCFM,fChamber,fPadX,fPadY,fQdc,fTracks[0],fTracks[1],fTracks[2]); | |
53 | } | |
54 | //__________________________________________________________________________________________________ | |
55 | ClassImp(AliRICHcluster) | |
56 | //__________________________________________________________________________________________________ | |
57 | void AliRICHcluster::Print(Option_t*)const | |
58 | { | |
59 | char *status=0; | |
60 | switch(fStatus){ | |
61 | case kRaw: status="raw" ;break; | |
62 | case kResolved: status="resolved";break; | |
63 | case kEmpty: status="empty" ;break; | |
64 | } | |
65 | if(fDigits) | |
66 | ::Info("cluster","cfm=%10i, cs=%2i, SiMa=%6i, Shape=%5i, x=%7.3f, y=%7.3f, Q=%6i, %s with %i digits", | |
67 | fCFM,fChamber,fSize,fShape,fX,fY,fQdc,status,fDigits->GetEntriesFast()); | |
68 | else | |
69 | ::Info("cluster","cfm=%10i, cs=%2i, SiMa=%6i, Shape=%5i, x=%7.3f, y=%7.3f, Q=%6i, %s with %i digits", | |
70 | fCFM,fChamber,fSize,fShape,fX,fY,fQdc,status,0); | |
71 | ||
72 | } | |
73 | //__________________________________________________________________________________________________ | |
74 | ClassImp(AliRICH) | |
75 | //__________________________________________________________________________________________________ | |
76 | // RICH manager class | |
77 | //BEGIN_HTML | |
78 | /* | |
79 | <img src="gif/alirich.gif"> | |
80 | */ | |
81 | //END_HTML | |
82 | //__________________________________________________________________________________________________ | |
83 | AliRICH::AliRICH():AliDetector(),fpParam(0), fSdigits(0),fNsdigits(0),fDigitsNew(0),fClusters(0) | |
84 | { | |
85 | //Default ctor should not contain any new operators | |
86 | //AliDetector ctor deals with Hits and Digits | |
87 | for(int i=0;i<kNchambers;i++) fNdigitsNew[i] =0; | |
88 | for(int i=0;i<kNchambers;i++) fNclusters[i]=0; | |
89 | // fCounters.ResizeTo(20); fCounters.Zero(); | |
90 | }//AliRICH::AliRICH() | |
91 | //__________________________________________________________________________________________________ | |
92 | AliRICH::AliRICH(const char *name, const char *title) | |
93 | :AliDetector(name,title),fpParam(new AliRICHParam),fSdigits(0),fNsdigits(0),fDigitsNew(0),fClusters(0) | |
94 | { | |
95 | //Named ctor | |
96 | if(GetDebug())Info("named ctor","Start."); | |
97 | //AliDetector ctor deals with Hits and Digits (reset them to 0, does not create them) | |
98 | CreateHits(); gAlice->GetMCApp()->AddHitList(fHits); | |
99 | fCounters.ResizeTo(20); fCounters.Zero(); | |
100 | if(GetDebug())Info("named ctor","Stop."); | |
101 | }//AliRICH::AliRICH(const char *name, const char *title) | |
102 | //__________________________________________________________________________________________________ | |
103 | AliRICH::~AliRICH() | |
104 | { | |
105 | //dtor | |
106 | if(GetDebug()) Info("dtor","Start."); | |
107 | ||
108 | if(fpParam) delete fpParam; | |
109 | ||
110 | if(fHits) delete fHits; | |
111 | if(fSdigits) delete fSdigits; | |
112 | if(fDigits) delete fDigits; | |
113 | if(fDigitsNew) {fDigitsNew->Delete(); delete fDigitsNew;} | |
114 | if(fClusters) {fClusters->Delete(); delete fClusters;} | |
115 | if(GetDebug()) Info("dtor","Stop."); | |
116 | }//AliRICH::~AliRICH() | |
117 | //__________________________________________________________________________________________________ | |
118 | void AliRICH::Hits2SDigits() | |
119 | { | |
120 | // Create a list of sdigits corresponding to list of hits. Every hit generates one or more sdigits. | |
121 | if(GetDebug()) Info("Hit2SDigits","Start."); | |
122 | for(Int_t iEventN=0;iEventN<GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEventN++){//events loop | |
123 | GetLoader()->GetRunLoader()->GetEvent(iEventN);//get next event | |
124 | ||
125 | if(!GetLoader()->TreeH()) GetLoader()->LoadHits(); GetLoader()->GetRunLoader()->LoadHeader(); | |
126 | GetLoader()->GetRunLoader()->LoadKinematics();//from | |
127 | if(!GetLoader()->TreeS()) GetLoader()->MakeTree("S"); MakeBranch("S");//to | |
128 | ||
129 | for(Int_t iPrimN=0;iPrimN<GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop | |
130 | GetLoader()->TreeH()->GetEntry(iPrimN); | |
131 | for(Int_t iHitN=0;iHitN<Hits()->GetEntries();iHitN++){//hits loop | |
132 | AliRICHhit *pHit=(AliRICHhit*)Hits()->At(iHitN);//get current hit | |
133 | TVector2 x2 = C(pHit->C())->Glob2Loc(pHit->OutX3());//hit position in the chamber local system | |
134 | Int_t iTotQdc=P()->TotQdc(x2,pHit->Eloss());//total charge produced by hit, 0 if hit in dead zone | |
135 | if(iTotQdc==0) continue; | |
136 | TVector area=P()->Loc2Area(x2);//determine affected pads, dead zones analysed inside | |
137 | if(GetDebug()) Info("Hits2SDigits","hit(%6.2f,%6.2f)->area(%3.0f,%3.0f)-(%3.0f,%3.0f) QDC=%4i",x2.X(),x2.Y(),area[0],area[1],area[2],area[3],iTotQdc); | |
138 | TVector pad(2); | |
139 | for(pad[1]=area[1];pad[1]<=area[3];pad[1]++)//affected pads loop | |
140 | for(pad[0]=area[0];pad[0]<=area[2];pad[0]++){ | |
141 | Double_t padQdc=iTotQdc*P()->FracQdc(x2,pad); | |
142 | if(GetDebug()) Info("Hits2SDigits","current pad(%3.0f,%3.0f) with QDC =%6.2f",pad[0],pad[1],padQdc); | |
143 | if(padQdc>0.1) AddSDigit(pHit->C(),pad,padQdc,GetLoader()->GetRunLoader()->Stack()->Particle(pHit->GetTrack())->GetPdgCode(),pHit->GetTrack()); | |
144 | }//affected pads loop | |
145 | }//hits loop | |
146 | }//prims loop | |
147 | GetLoader()->TreeS()->Fill(); | |
148 | GetLoader()->WriteSDigits("OVERWRITE"); | |
149 | ResetSDigits(); | |
150 | }//events loop | |
151 | GetLoader()->UnloadHits(); GetLoader()->GetRunLoader()->UnloadHeader(); GetLoader()->GetRunLoader()->UnloadKinematics(); | |
152 | GetLoader()->UnloadSDigits(); | |
153 | if(GetDebug()) Info("Hit2SDigits","Stop."); | |
154 | }//Hits2SDigits() | |
155 | //__________________________________________________________________________________________________ | |
156 | void AliRICH::BuildGeometry() | |
157 | { | |
158 | //Builds a TNode geometry for event display | |
159 | if(GetDebug())Info("BuildGeometry","Start."); | |
160 | ||
161 | TNode *node, *subnode, *top; | |
162 | top=gAlice->GetGeometry()->GetNode("alice"); | |
163 | ||
164 | new TBRIK("S_RICH","S_RICH","void",71.09999,11.5,73.15); | |
165 | ||
166 | Float_t wid=P()->SectorSizeX(); | |
167 | Float_t len=P()->SectorSizeY(); | |
168 | new TBRIK("PHOTO","PHOTO","void",wid/2,0.1,len/2); | |
169 | ||
170 | for(int i=1;i<=kNchambers;i++){ | |
171 | top->cd(); | |
172 | node = new TNode(Form("RICH%i",i),Form("RICH%i",i),"S_RICH",C(i)->X(),C(i)->Y(),C(i)->Z(),C(i)->RotMatrixName()); | |
173 | node->SetLineColor(kRed); | |
174 | node->cd(); | |
175 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",wid+P()->DeadZone(),5,len/2+P()->DeadZone()/2,""); | |
176 | subnode->SetLineColor(kGreen); | |
177 | fNodes->Add(subnode); | |
178 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,len/2+P()->DeadZone()/2,""); | |
179 | subnode->SetLineColor(kGreen); | |
180 | fNodes->Add(subnode); | |
181 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-wid-P()->DeadZone(),5,len/2+P()->DeadZone()/2,""); | |
182 | subnode->SetLineColor(kGreen); | |
183 | fNodes->Add(subnode); | |
184 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",wid+P()->DeadZone(),5,-len/2-P()->DeadZone()/2,""); | |
185 | subnode->SetLineColor(kGreen); | |
186 | fNodes->Add(subnode); | |
187 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-len/2 -P()->DeadZone()/2,""); | |
188 | subnode->SetLineColor(kGreen); | |
189 | fNodes->Add(subnode); | |
190 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-wid-P()->DeadZone(),5,-len/2 - P()->DeadZone()/2,""); | |
191 | subnode->SetLineColor(kGreen); | |
192 | fNodes->Add(subnode); | |
193 | fNodes->Add(node); | |
194 | } | |
195 | if(GetDebug())Info("BuildGeometry","Stop."); | |
196 | }//void AliRICH::BuildGeometry() | |
197 | ||
198 | //______________________________________________________________________________ | |
199 | void AliRICH::CreateMaterials() | |
200 | { | |
201 | // Definition of available RICH materials | |
202 | #include "Opticals.h" | |
203 | ||
204 | Float_t a=0,z=0,den=0,radl=0,absl=0; | |
205 | Float_t tmaxfd=-10.0, deemax=-0.2, stemax=-0.1,epsil=0.001, stmin=-0.001; | |
206 | Int_t isxfld = gAlice->Field()->Integ(); | |
207 | Float_t sxmgmx = gAlice->Field()->Max(); | |
208 | Int_t material; | |
209 | ||
210 | AliMaterial(material=1, "Air $",a=14.61,z=7.3, den=0.001205,radl=30420.0,absl=67500);//(Air) | |
211 | AliMedium(1, "DEFAULT MEDIUM AIR$",material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
212 | ||
213 | AliMaterial( 6, "HON", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //(C)-equivalent radl | |
214 | AliMedium(2, "HONEYCOMB$", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
215 | ||
216 | AliMaterial(16, "CSI", a=12.01,z=6.0, den=0.1, radl=18.8, absl=0); //CsI-radl equivalent | |
217 | AliMedium(kCSI, "CSI$", 16, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin); | |
218 | ||
219 | AliMaterial(11, "GRI", a=63.54,z=29.0,den=8.96, radl=1.43, absl=0); //anode grid (Cu) | |
220 | AliMedium(7, "GRID$", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
221 | ||
222 | AliMaterial(50, "ALUM", a=26.98,z=13.0,den=2.699, radl=8.9, absl=0); //aluminium sheet (Al) | |
223 | AliMedium(10, "ALUMINUM$", 50, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
224 | ||
225 | AliMaterial(material=31, "COPPER$", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //(Cu) | |
226 | AliMedium(12, "PCB_COPPER", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
227 | ||
228 | Float_t aQuartz[2]={28.09,16.0}; Float_t zQuartz[2]={14.00, 8.0}; Float_t wmatQuartz[2]={1,2}; | |
229 | AliMixture (20, "QUA",aQuartz,zQuartz,den=2.64,-2, wmatQuartz);//Quarz (SiO2) - trasnparent | |
230 | AliMedium(3, "QUARTZ$", 20, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
231 | ||
232 | AliMixture (21, "QUAO",aQuartz, zQuartz, den=2.64, -2, wmatQuartz);//Quarz (SiO2) - opaque | |
233 | AliMedium(8, "QUARTZO$", 21, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
234 | ||
235 | Float_t aFreon[2]={12,19}; Float_t zFreon[2]={6,9}; Float_t wmatFreon[2]={6,14}; | |
236 | AliMixture (material=30, "C6F14",aFreon,zFreon,den=1.68,-2,wmatFreon);//Freon (C6F14) | |
237 | AliMedium(4, "C6F14$",material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
238 | ||
239 | Float_t aMethane[2]={12.01,1}; Float_t zMethane[2]={6,1}; Float_t wmatMethane[2]={1,4}; | |
240 | AliMixture (material=40, "CH4", aMethane, zMethane, den=7.17e-4,-2, wmatMethane);//methane (CH4) | |
241 | AliMedium(kCH4, "CH4$" , material, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
242 | AliMedium(kGAP, "CH4GAP$", material, 1, isxfld, sxmgmx,tmaxfd, 0.1, -deemax, epsil, -stmin); | |
243 | ||
244 | if(P()->IsRadioSrc()){ | |
245 | AliMaterial(material=45, "STEEL$", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //Steel | |
246 | AliMedium(kSteel, "STEEL", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
247 | ||
248 | AliMaterial(material=46, "PERPEX$", a=63.54,z=29.0,den=8.96, radl=1.4, absl=0); //Perpex | |
249 | AliMedium(kPerpex, "PERPEX", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
250 | ||
251 | AliMaterial(material=47, "STRONZIUM$", a=87.62,z=38.0,den=2.54, radl=4.24, absl=0); //Sr90 | |
252 | AliMedium(kSr90, "STRONZIUM", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
253 | } | |
254 | ||
255 | Float_t aGlass[5]={12.01, 28.09, 16., 10.8, 23.}; | |
256 | Float_t zGlass[5]={ 6., 14., 8., 5., 11.}; | |
257 | Float_t wGlass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; | |
258 | AliMixture(material=32, "GLASS",aGlass, zGlass, den=1.74, 5, wGlass);//Glass 50%C+10.5%Si+35.5%O+3% + 1% | |
259 | AliMedium(11, "GLASS", material, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
260 | ||
261 | Int_t *idtmed = fIdtmed->GetArray()-999; | |
262 | gMC->SetCerenkov(idtmed[1000], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); | |
263 | gMC->SetCerenkov(idtmed[1001], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); | |
264 | gMC->SetCerenkov(idtmed[1002], kNbins, aPckov, aAbsSiO2, aQeAll, aIdxSiO2); | |
265 | gMC->SetCerenkov(idtmed[1003], kNbins, aPckov, aAbsC6F14, aQeAll, aIdxC6F14); | |
266 | gMC->SetCerenkov(idtmed[1004], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); | |
267 | gMC->SetCerenkov(idtmed[1005], kNbins, aPckov, aAbsCsI, aQeCsI, aIdxCH4); | |
268 | gMC->SetCerenkov(idtmed[1006], kNbins, aPckov, aAbsGrid, aQeAll, aIdxGrid); | |
269 | gMC->SetCerenkov(idtmed[1007], kNbins, aPckov, aAbsOpSiO2, aQeAll, aIdxOpSiO2); | |
270 | gMC->SetCerenkov(idtmed[1008], kNbins, aPckov, aAbsCH4, aQeAll, aIdxCH4); | |
271 | gMC->SetCerenkov(idtmed[1009], kNbins, aPckov, aAbsGrid, aQeAll, aIdxGrid); | |
272 | gMC->SetCerenkov(idtmed[1010], kNbins, aPckov, aAbsOpSiO2, aQeAll, aIdxOpSiO2); | |
273 | ||
274 | }//void AliRICH::CreateMaterials() | |
275 | //__________________________________________________________________________________________________ | |
276 | Float_t AliRICH::Fresnel(Float_t ene,Float_t pdoti, Bool_t pola)const | |
277 | { | |
278 | ||
279 | //ENE(EV), PDOTI=COS(INC.ANG.), PDOTR=COS(POL.PLANE ROT.ANG.) | |
280 | ||
281 | Float_t en[36] = {5.0,5.1,5.2,5.3,5.4,5.5,5.6,5.7,5.8,5.9,6.0,6.1,6.2, | |
282 | 6.3,6.4,6.5,6.6,6.7,6.8,6.9,7.0,7.1,7.2,7.3,7.4,7.5,7.6,7.7, | |
283 | 7.8,7.9,8.0,8.1,8.2,8.3,8.4,8.5}; | |
284 | Float_t csin[36] = {2.14,2.21,2.33,2.48,2.76,2.97,2.99,2.59,2.81,3.05, | |
285 | 2.86,2.53,2.55,2.66,2.79,2.96,3.18,3.05,2.84,2.81,2.38,2.11, | |
286 | 2.01,2.13,2.39,2.73,3.08,3.15,2.95,2.73,2.56,2.41,2.12,1.95, | |
287 | 1.72,1.53}; | |
288 | Float_t csik[36] = {0.,0.,0.,0.,0.,0.196,0.408,0.208,0.118,0.49,0.784,0.543, | |
289 | 0.424,0.404,0.371,0.514,0.922,1.102,1.139,1.376,1.461,1.253,0.878, | |
290 | 0.69,0.612,0.649,0.824,1.347,1.571,1.678,1.763,1.857,1.824,1.824, | |
291 | 1.714,1.498}; | |
292 | Float_t xe=ene; | |
293 | Int_t j=Int_t(xe*10)-49; | |
294 | Float_t cn=csin[j]+((csin[j+1]-csin[j])/0.1)*(xe-en[j]); | |
295 | Float_t ck=csik[j]+((csik[j+1]-csik[j])/0.1)*(xe-en[j]); | |
296 | ||
297 | //FORMULAE FROM HANDBOOK OF OPTICS, 33.23 OR | |
298 | //W.R. HUNTER, J.O.S.A. 54 (1964),15 , J.O.S.A. 55(1965),1197 | |
299 | ||
300 | Float_t sinin=TMath::Sqrt(1-pdoti*pdoti); | |
301 | Float_t tanin=sinin/pdoti; | |
302 | ||
303 | Float_t c1=cn*cn-ck*ck-sinin*sinin; | |
304 | Float_t c2=4*cn*cn*ck*ck; | |
305 | Float_t aO=TMath::Sqrt(0.5*(TMath::Sqrt(c1*c1+c2)+c1)); | |
306 | Float_t b2=0.5*(TMath::Sqrt(c1*c1+c2)-c1); | |
307 | ||
308 | Float_t rs=((aO-pdoti)*(aO-pdoti)+b2)/((aO+pdoti)*(aO+pdoti)+b2); | |
309 | Float_t rp=rs*((aO-sinin*tanin)*(aO-sinin*tanin)+b2)/((aO+sinin*tanin)*(aO+sinin*tanin)+b2); | |
310 | ||
311 | ||
312 | //CORRECTION FACTOR FOR SURFACE ROUGHNESS | |
313 | //B.J. STAGG APPLIED OPTICS, 30(1991),4113 | |
314 | ||
315 | Float_t sigraf=18.; | |
316 | Float_t lamb=1240/ene; | |
317 | Float_t fresn; | |
318 | ||
319 | Float_t rO=TMath::Exp(-(4*TMath::Pi()*pdoti*sigraf/lamb)*(4*TMath::Pi()*pdoti*sigraf/lamb)); | |
320 | ||
321 | if(pola) | |
322 | { | |
323 | Float_t pdotr=0.8; //DEGREE OF POLARIZATION : 1->P , -1->S | |
324 | fresn=0.5*(rp*(1+pdotr)+rs*(1-pdotr)); | |
325 | } | |
326 | else | |
327 | fresn=0.5*(rp+rs); | |
328 | ||
329 | fresn = fresn*rO; | |
330 | return(fresn); | |
331 | }//Fresnel() | |
332 | //__________________________________________________________________________________________________ | |
333 | Float_t AliRICH::AbsoCH4(Float_t x)const | |
334 | { | |
335 | //Evaluate the absorbtion lenght of CH4 | |
336 | Float_t sch4[9] = {.12,.16,.23,.38,.86,2.8,7.9,28.,80.}; //MB X 10^22 | |
337 | Float_t em[9] = {8.1,8.158,8.212,8.267,8.322,8.378,8.435,8.493,8.55}; | |
338 | const Float_t kLoschmidt=2.686763e19; // LOSCHMIDT NUMBER IN CM-3 | |
339 | const Float_t kPressure=750.,kTemperature=283.; | |
340 | const Float_t kPn=kPressure/760.; | |
341 | const Float_t kTn=kTemperature/273.16; | |
342 | const Float_t kC0=-1.655279e-1; | |
343 | const Float_t kC1=6.307392e-2; | |
344 | const Float_t kC2=-8.011441e-3; | |
345 | const Float_t kC3=3.392126e-4; | |
346 | ||
347 | Float_t crossSection=0; | |
348 | if (x<7.75) | |
349 | crossSection=.06e-22; | |
350 | else if(x>=7.75 && x<=8.1){ //------ METHANE CROSS SECTION cm-2 ASTROPH. J. 214, L47 (1978) | |
351 | crossSection=(kC0+kC1*x+kC2*x*x+kC3*x*x*x)*1.e-18; | |
352 | }else if (x> 8.1){ | |
353 | Int_t j=0; | |
354 | while (x<=em[j] || x>=em[j+1]){ | |
355 | j++; | |
356 | Float_t a=(sch4[j+1]-sch4[j])/(em[j+1]-em[j]); | |
357 | crossSection=(sch4[j]+a*(x-em[j]))*1e-22; | |
358 | } | |
359 | }//if | |
360 | ||
361 | Float_t density=kLoschmidt*kPn/kTn; //CH4 molecular density 1/cm-3 | |
362 | return 1./(density*crossSection); | |
363 | }//AbsoCH4() | |
364 | //__________________________________________________________________________________________________ | |
365 | void AliRICH::MakeBranch(Option_t* option) | |
366 | { | |
367 | //Create Tree branches for the RICH. | |
368 | if(GetDebug())Info("MakeBranch","Start with option= %s.",option); | |
369 | ||
370 | const Int_t kBufferSize = 4000; | |
371 | ||
372 | const char *cH = strstr(option,"H"); | |
373 | const char *cD = strstr(option,"D"); | |
374 | const char *cR = strstr(option,"R"); | |
375 | const char *cS = strstr(option,"S"); | |
376 | ||
377 | if(cH&&TreeH()){//H | |
378 | CreateHits(); //branch will be created in AliDetector::MakeBranch | |
379 | }//H | |
380 | AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created | |
381 | ||
382 | if(cS&&fLoader->TreeS()){//S | |
383 | CreateSDigits(); MakeBranchInTree(fLoader->TreeS(),"RICH",&fSdigits,kBufferSize,0) ; | |
384 | }//S | |
385 | ||
386 | if(cD&&fLoader->TreeD()){//D | |
387 | CreateDigits(); | |
388 | for(Int_t i=0;i<kNchambers;i++){ | |
389 | MakeBranchInTree(fLoader->TreeD(),Form("%s%d",GetName(),i+1),&((*fDigitsNew)[i]),kBufferSize,0); | |
390 | } | |
391 | }//D | |
392 | ||
393 | if(cR&&fLoader->TreeR()){//R | |
394 | CreateClusters(); | |
395 | for(Int_t i=0;i<kNchambers;i++) | |
396 | MakeBranchInTree(fLoader->TreeR(),Form("%sClusters%d",GetName(),i+1), &((*fClusters)[i]), kBufferSize, 0); | |
397 | }//R | |
398 | if(GetDebug())Info("MakeBranch","Stop."); | |
399 | }//void AliRICH::MakeBranch(Option_t* option) | |
400 | //__________________________________________________________________________________________________ | |
401 | void AliRICH::SetTreeAddress() | |
402 | { | |
403 | //Set branch address for the Hits and Digits Tree. | |
404 | if(GetDebug())Info("SetTreeAddress","Start."); | |
405 | ||
406 | TBranch *branch; | |
407 | ||
408 | if(fLoader->TreeH()){//H | |
409 | if(GetDebug())Info("SetTreeAddress","tree H is requested."); | |
410 | CreateHits();//branch map will be in AliDetector::SetTreeAddress | |
411 | }//H | |
412 | AliDetector::SetTreeAddress();//this is after TreeH because we need to guarantee that fHits array is created | |
413 | ||
414 | if(fLoader->TreeS()){//S | |
415 | if(GetDebug())Info("SetTreeAddress","tree S is requested."); | |
416 | branch=fLoader->TreeS()->GetBranch(GetName()); if(branch){CreateSDigits(); branch->SetAddress(&fSdigits);} | |
417 | }//S | |
418 | ||
419 | if(fLoader->TreeD()){//D | |
420 | if(GetDebug())Info("SetTreeAddress","tree D is requested."); | |
421 | for(int i=0;i<kNchambers;i++){ | |
422 | branch=fLoader->TreeD()->GetBranch(Form("%s%d",GetName(),i+1)); | |
423 | if(branch){CreateDigits(); branch->SetAddress(&((*fDigitsNew)[i]));} | |
424 | } | |
425 | }//D | |
426 | ||
427 | if(fLoader->TreeR()){//R | |
428 | if(GetDebug())Info("SetTreeAddress","tree R is requested."); | |
429 | for(int i=0;i<kNchambers;i++){ | |
430 | branch=fLoader->TreeR()->GetBranch(Form("%sClusters%d" ,GetName(),i+1)); | |
431 | if(branch){CreateClusters(); branch->SetAddress(&((*fClusters)[i]));} | |
432 | } | |
433 | }//R | |
434 | if(GetDebug())Info("SetTreeAddress","Stop."); | |
435 | }//void AliRICH::SetTreeAddress() | |
436 | //__________________________________________________________________________________________________ | |
437 | void AliRICH::Print(Option_t *option)const | |
438 | { | |
439 | //Debug printout | |
440 | TObject::Print(option); | |
441 | P()->Print(); | |
442 | fCounters.Print(); | |
443 | }//void AliRICH::Print(Option_t *option)const | |
444 | //__________________________________________________________________________________________________ | |
445 | void AliRICH::CreateGeometry() | |
446 | { | |
447 | //Creates detailed geometry simulation (currently GEANT volumes tree) | |
448 | if(GetDebug())Info("CreateGeometry","Start main."); | |
449 | //Opaque quartz thickness | |
450 | Float_t oquaThickness = .5; | |
451 | //CsI dimensions | |
452 | Float_t pcX=P()->PcSizeX(); | |
453 | Float_t pcY=P()->PcSizeY(); | |
454 | ||
455 | Int_t *idtmed = fIdtmed->GetArray()-999; | |
456 | ||
457 | Int_t i; | |
458 | Float_t zs; | |
459 | Int_t idrotm[1099]; | |
460 | Float_t par[3]; | |
461 | par[0]=68.8;par[1]=13 ;par[2]=70.86; gMC->Gsvolu("RICH","BOX ",(*fIdtmed)[kAl], par,3);//External aluminium box | |
462 | par[0]=66.3;par[1]=13 ;par[2]=68.35; gMC->Gsvolu("SRIC","BOX ",(*fIdtmed)[kAir],par,3);//Air | |
463 | par[0]=66.3;par[1]=0.025;par[2]=68.35; gMC->Gsvolu("ALUM","BOX ",(*fIdtmed)[kAl], par,3);//Aluminium sheet | |
464 | //Air 2 (cutting the lower part of the box) | |
465 | // par[0]=1.25; par[1] = 3; par[2] = 70.86; gMC->Gsvolu("AIR2", "BOX ", idtmed[1000], par, 3); | |
466 | //Air 3 (cutting the lower part of the box) | |
467 | // par[0]=66.3; par[1] = 3; par[2] = 1.2505; gMC->Gsvolu("AIR3", "BOX ", idtmed[1000], par, 3); | |
468 | //Honeycomb | |
469 | par[0]=66.3;par[1]=0.188; par[2] = 68.35; gMC->Gsvolu("HONE", "BOX ", idtmed[1001], par, 3); | |
470 | ||
471 | //par[0] = 66.5; par[1] = .025; par[2] = 63.1; | |
472 | //Quartz | |
473 | par[0]=P()->QuartzWidth()/2;par[1]=P()->QuartzThickness()/2;par[2]=P()->QuartzLength()/2; | |
474 | gMC->Gsvolu("QUAR", "BOX ", idtmed[1002], par, 3); | |
475 | //Spacers (cylinders) | |
476 | par[0]=0.;par[1]=.5;par[2]=P()->FreonThickness()/2; gMC->Gsvolu("SPAC", "TUBE", idtmed[1002], par, 3); | |
477 | //Feet (freon slabs supports) | |
478 | par[0] = .7; par[1] = .3; par[2] = 1.9; gMC->Gsvolu("FOOT", "BOX", idtmed[1009], par, 3); | |
479 | //Opaque quartz | |
480 | par[0]=P()->QuartzWidth()/2;par[1]= .2;par[2]=P()->QuartzLength()/2; | |
481 | gMC->Gsvolu("OQUA", "BOX ", idtmed[1007], par, 3); | |
482 | //Frame of opaque quartz | |
483 | par[0]=P()->OuterFreonWidth()/2;par[1]=P()->FreonThickness()/2;par[2]=P()->OuterFreonLength()/2; | |
484 | gMC->Gsvolu("OQF1", "BOX ", idtmed[1007], par, 3); | |
485 | par[0]=P()->InnerFreonWidth()/2;par[1]=P()->FreonThickness()/2;par[2]=P()->InnerFreonLength()/2; | |
486 | gMC->Gsvolu("OQF2", "BOX ", idtmed[1007], par, 3); | |
487 | //Freon | |
488 | par[0]=P()->OuterFreonWidth()/2 - oquaThickness; | |
489 | par[1]=P()->FreonThickness()/2; | |
490 | par[2]=P()->OuterFreonLength()/2 - 2*oquaThickness; | |
491 | gMC->Gsvolu("FRE1", "BOX ", idtmed[1003], par, 3); | |
492 | ||
493 | par[0]=P()->InnerFreonWidth()/2 - oquaThickness; | |
494 | par[1]=P()->FreonThickness()/2; | |
495 | par[2]=P()->InnerFreonLength()/2 - 2*oquaThickness; | |
496 | gMC->Gsvolu("FRE2", "BOX ", idtmed[1003], par, 3); | |
497 | //Methane | |
498 | par[0]=pcX/2;par[1]=P()->GapThickness()/2;par[2]=pcY/2; gMC->Gsvolu("META","BOX ",idtmed[1004], par, 3); | |
499 | //Methane gap | |
500 | par[0]=pcX/2;par[1]=P()->GapAmp()/2;par[2]=pcY/2;gMC->Gsvolu("GAP ","BOX ",(*fIdtmed)[kGAP],par,3); | |
501 | //CsI PC | |
502 | par[0]=pcX/2;par[1]=.25;par[2]=pcY/2; gMC->Gsvolu("CSI ", "BOX ", (*fIdtmed)[kCSI], par, 3); | |
503 | //Anode grid | |
504 | par[0] = 0.;par[1] = .001;par[2] = 20.; gMC->Gsvolu("GRID", "TUBE", idtmed[1006], par, 3); | |
505 | ||
506 | //Wire supports | |
507 | //Bar of metal | |
508 | par[0]=pcX/2;par[1]=1.05;par[2]=1.05; gMC->Gsvolu("WSMe", "BOX ", idtmed[1009], par, 3); | |
509 | //Ceramic pick up (base) | |
510 | par[0]=pcX/2;par[1]= .25;par[2]=1.05; gMC->Gsvolu("WSG1", "BOX ", idtmed[1010], par, 3); | |
511 | //Ceramic pick up (head) | |
512 | par[0] = pcX/2;par[1] = .1;par[2] = .1; gMC->Gsvolu("WSG2", "BOX ", idtmed[1010], par, 3); | |
513 | ||
514 | //Aluminium supports for methane and CsI | |
515 | //Short bar | |
516 | par[0]=pcX/2;par[1]=P()->GapThickness()/2 + .25; par[2] = (68.35 - pcY/2)/2; | |
517 | gMC->Gsvolu("SMSH", "BOX", idtmed[1009], par, 3); | |
518 | //Long bar | |
519 | par[0]=(66.3 - pcX/2)/2;par[1]=P()->GapThickness()/2+.25;par[2]=pcY/2+68.35-pcY/2; | |
520 | gMC->Gsvolu("SMLG", "BOX", idtmed[1009], par, 3); | |
521 | ||
522 | //Aluminium supports for freon | |
523 | //Short bar | |
524 | par[0] = P()->QuartzWidth()/2; par[1] = .3; par[2] = (68.35 - P()->QuartzLength()/2)/2; | |
525 | gMC->Gsvolu("SFSH", "BOX", idtmed[1009], par, 3); | |
526 | //Long bar | |
527 | par[0] = (66.3 - P()->QuartzWidth()/2)/2; par[1] = .3; | |
528 | par[2] = P()->QuartzLength()/2 + 68.35 - P()->QuartzLength()/2; | |
529 | gMC->Gsvolu("SFLG", "BOX", idtmed[1009], par, 3); | |
530 | //PCB backplane | |
531 | par[0] = pcX/2;par[1] = .25; par[2] = pcY/4 -.5025; gMC->Gsvolu("PCB ", "BOX", idtmed[1011], par, 3); | |
532 | ||
533 | //Backplane supports | |
534 | //Aluminium slab | |
535 | par[0] = 33.15;par[1] = 2;par[2] = 21.65; gMC->Gsvolu("BACK", "BOX", idtmed[1009], par, 3); | |
536 | //Big hole | |
537 | par[0] = 9.05; par[1] = 2; par[2] = 4.4625; gMC->Gsvolu("BKHL", "BOX", idtmed[1000], par, 3); | |
538 | //Small hole | |
539 | par[0] = 5.7;par[1] = 2;par[2] = 4.4625; gMC->Gsvolu("BKHS", "BOX", idtmed[1000], par, 3); | |
540 | //Place holes inside backplane support | |
541 | gMC->Gspos("BKHS", 1, "BACK", .8 + 5.7,0., .6 + 4.4625, 0, "ONLY"); | |
542 | gMC->Gspos("BKHS", 2, "BACK", -.8 - 5.7,0., .6 + 4.4625, 0, "ONLY"); | |
543 | gMC->Gspos("BKHS", 3, "BACK", .8 + 5.7,0., -.6 - 4.4625, 0, "ONLY"); | |
544 | gMC->Gspos("BKHS", 4, "BACK", -.8 - 5.7,0., -.6 - 4.4625, 0, "ONLY"); | |
545 | gMC->Gspos("BKHS", 5, "BACK", .8 + 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
546 | gMC->Gspos("BKHS", 6, "BACK", -.8 - 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
547 | gMC->Gspos("BKHS", 7, "BACK", .8 + 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
548 | gMC->Gspos("BKHS", 8, "BACK", -.8 - 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
549 | gMC->Gspos("BKHL", 1, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., .6 + 4.4625, 0, "ONLY"); | |
550 | gMC->Gspos("BKHL", 2, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 4.4625, 0, "ONLY"); | |
551 | gMC->Gspos("BKHL", 3, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 4.4625, 0, "ONLY"); | |
552 | gMC->Gspos("BKHL", 4, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 4.4625, 0, "ONLY"); | |
553 | gMC->Gspos("BKHL", 5, "BACK", .8 + 11.4+ 1.6 + 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
554 | gMC->Gspos("BKHL", 6, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
555 | gMC->Gspos("BKHL", 7, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
556 | gMC->Gspos("BKHL", 8, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
557 | //Place material inside RICH | |
558 | gMC->Gspos("SRIC", 1, "RICH", 0.,0., 0., 0, "ONLY"); | |
559 | // gMC->Gspos("AIR2", 1, "RICH", 66.3 + 1.2505, 1.276-P()->GapThickness()/2-P()->QuartzThickness()-P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); | |
560 | // gMC->Gspos("AIR2", 2, "RICH", -66.3 - 1.2505,1.276-P()->GapThickness()/2-P()->QuartzThickness()-P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); | |
561 | // gMC->Gspos("AIR3", 1, "RICH", 0., 1.276-P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, -68.35 - 1.25, 0, "ONLY"); | |
562 | // gMC->Gspos("AIR3", 2, "RICH", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 68.35 + 1.25, 0, "ONLY"); | |
563 | gMC->Gspos("ALUM", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .376 -.025, 0., 0, "ONLY"); | |
564 | gMC->Gspos("HONE", 1, "SRIC", 0., 1.276- P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .05 - .188, 0., 0, "ONLY"); | |
565 | gMC->Gspos("ALUM", 2, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .6 - .025, 0., 0, "ONLY"); | |
566 | gMC->Gspos("FOOT", 1, "SRIC", 64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
567 | gMC->Gspos("FOOT", 2, "SRIC", 21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3 , 36.9, 0, "ONLY"); | |
568 | gMC->Gspos("FOOT", 3, "SRIC", -21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
569 | gMC->Gspos("FOOT", 4, "SRIC", -64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
570 | gMC->Gspos("FOOT", 5, "SRIC", 64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
571 | gMC->Gspos("FOOT", 6, "SRIC", 21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
572 | gMC->Gspos("FOOT", 7, "SRIC", -21.65, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
573 | gMC->Gspos("FOOT", 8, "SRIC", -64.95, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
574 | gMC->Gspos("OQUA", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()- .2, 0., 0, "ONLY"); | |
575 | // Methane supports | |
576 | gMC->Gspos("SMLG", 1, "SRIC", pcX/2 + (66.3 - pcX/2)/2, 1.276 + .25, 0., 0, "ONLY"); | |
577 | gMC->Gspos("SMLG", 2, "SRIC", - pcX/2 - (66.3 - pcX/2)/2, 1.276 + .25, 0., 0, "ONLY"); | |
578 | gMC->Gspos("SMSH", 1, "SRIC", 0., 1.276 + .25, pcY/2 + (68.35 - pcY/2)/2, 0, "ONLY"); | |
579 | gMC->Gspos("SMSH", 2, "SRIC", 0., 1.276 + .25, - pcY/2 - (68.35 - pcY/2)/2, 0, "ONLY"); | |
580 | //Freon supports | |
581 | Float_t suppY = 1.276 - P()->GapThickness()/2- P()->QuartzThickness() -P()->FreonThickness() - .2 + .3; //y position of freon supports | |
582 | gMC->Gspos("SFLG", 1, "SRIC", P()->QuartzWidth()/2 + (66.3 - P()->QuartzWidth()/2)/2, suppY, 0., 0, "ONLY"); | |
583 | gMC->Gspos("SFLG", 2, "SRIC", - P()->QuartzWidth()/2 - (66.3 - P()->QuartzWidth()/2)/2, suppY, 0., 0, "ONLY"); | |
584 | gMC->Gspos("SFSH", 1, "SRIC", 0., suppY, P()->QuartzLength()/2 + (68.35 - P()->QuartzLength()/2)/2, 0, "ONLY"); | |
585 | gMC->Gspos("SFSH", 2, "SRIC", 0., suppY, - P()->QuartzLength()/2 - (68.35 - P()->QuartzLength()/2)/2, 0, "ONLY"); | |
586 | AliMatrix(idrotm[1019], 0., 0., 90., 0., 90., 90.); | |
587 | //Place spacers | |
588 | Int_t nspacers = 30; | |
589 | for (i = 0; i < nspacers/3; i++) { | |
590 | zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; | |
591 | gMC->Gspos("SPAC", i, "FRE1", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
592 | } | |
593 | for (i = nspacers/3; i < (nspacers*2)/3; i++) { | |
594 | zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
595 | gMC->Gspos("SPAC", i, "FRE1", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
596 | } | |
597 | for (i = (nspacers*2)/3; i < nspacers; ++i) { | |
598 | zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
599 | gMC->Gspos("SPAC", i, "FRE1", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
600 | } | |
601 | for (i = 0; i < nspacers/3; i++) { | |
602 | zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; | |
603 | gMC->Gspos("SPAC", i, "FRE2", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
604 | } | |
605 | for (i = nspacers/3; i < (nspacers*2)/3; i++) { | |
606 | zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
607 | gMC->Gspos("SPAC", i, "FRE2", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
608 | } | |
609 | for (i = (nspacers*2)/3; i < nspacers; ++i) { | |
610 | zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
611 | gMC->Gspos("SPAC", i, "FRE2", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
612 | } | |
613 | gMC->Gspos("FRE1", 1, "OQF1", 0., 0., 0., 0, "ONLY"); | |
614 | gMC->Gspos("FRE2", 1, "OQF2", 0., 0., 0., 0, "ONLY"); | |
615 | gMC->Gspos("OQF1", 1, "SRIC", P()->OuterFreonWidth()/2 + P()->InnerFreonWidth()/2 + 2, 1.276 - P()->GapThickness()/2- P()->QuartzThickness() -P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings (31.3) | |
616 | gMC->Gspos("OQF2", 2, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings | |
617 | gMC->Gspos("OQF1", 3, "SRIC", - (P()->OuterFreonWidth()/2 + P()->InnerFreonWidth()/2) - 2, 1.276 - P()->GapThickness()/2 - P()->QuartzThickness() - P()->FreonThickness()/2, 0., 0, "ONLY"); //Original settings (-31.3) | |
618 | gMC->Gspos("QUAR", 1, "SRIC", 0., 1.276 - P()->GapThickness()/2 - P()->QuartzThickness()/2, 0., 0, "ONLY"); | |
619 | gMC->Gspos("GAP ", 1, "META", 0., P()->GapThickness()/2 - P()->GapAmp()/2 - 0.0001, 0., 0, "ONLY"); | |
620 | gMC->Gspos("META", 1, "SRIC", 0., 1.276, 0., 0, "ONLY"); | |
621 | gMC->Gspos("CSI ", 1, "SRIC", 0., 1.276 + P()->GapThickness()/2 + .25, 0., 0, "ONLY"); | |
622 | //Wire support placing | |
623 | gMC->Gspos("WSG2", 1, "GAP ", 0., P()->GapAmp()/2 - .1, 0., 0, "ONLY"); | |
624 | gMC->Gspos("WSG1", 1, "CSI ", 0., 0., 0., 0, "ONLY"); | |
625 | gMC->Gspos("WSMe", 1, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, 0., 0, "ONLY"); | |
626 | //Backplane placing | |
627 | gMC->Gspos("BACK", 1, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 43.3, 0, "ONLY"); | |
628 | gMC->Gspos("BACK", 2, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2 , 43.3, 0, "ONLY"); | |
629 | gMC->Gspos("BACK", 3, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); | |
630 | gMC->Gspos("BACK", 4, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); | |
631 | gMC->Gspos("BACK", 5, "SRIC ", 33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); | |
632 | gMC->Gspos("BACK", 6, "SRIC ", -33.15, 1.276 + P()->GapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); | |
633 | //PCB placing | |
634 | gMC->Gspos("PCB ", 1, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, pcX/4 + .5025 + 2.5, 0, "ONLY"); | |
635 | gMC->Gspos("PCB ", 2, "SRIC ", 0., 1.276 + P()->GapThickness()/2 + .5 + 1.05, -pcX/4 - .5025 - 2.5, 0, "ONLY"); | |
636 | ||
637 | //place chambers into mother volume ALIC | |
638 | for(int i=1;i<=kNchambers;i++){ | |
639 | AliMatrix(idrotm[1000+i],C(i)->ThetaXd(),C(i)->PhiXd(), | |
640 | C(i)->ThetaYd(),C(i)->PhiYd(), | |
641 | C(i)->ThetaZd(),C(i)->PhiZd()); | |
642 | gMC->Gspos("RICH",i,"ALIC",C(i)->X(),C(i)->Y(),C(i)->Z(),idrotm[1000+i], "ONLY"); | |
643 | } | |
644 | ||
645 | ||
646 | if(GetDebug())Info("CreateGeometry","Stop main."); | |
647 | }//void AliRICH::CreateGeometry() | |
648 | //__________________________________________________________________________________________________ | |
649 | void AliRICH::Reconstruct()const | |
650 | { | |
651 | AliRICHClusterFinder finder(const_cast<AliRICH*>(this)); | |
652 | finder.Exec(); | |
653 | } | |
654 | //__________________________________________________________________________________________________ | |
655 | void AliRICH::ControlPlots() | |
656 | { | |
657 | //Creates a set of hists to control the results of simulation | |
658 | ||
659 | TH1F *pHxD=0,*pHyD=0,*pNumClusH1=0, | |
660 | *pQdcH1=0, *pSizeH1=0, | |
661 | *pPureMipQdcH1=0,*pPureMipSizeH1=0, | |
662 | *pPureCerQdcH1=0,*pPureCerSizeH1=0, | |
663 | *pPureFeeQdcH1=0,*pPureFeeSizeH1=0, | |
664 | *pMipQdcH1=0, *pPhotQdcH1=0; | |
665 | TH2F *pMapH2=0,*pPureMipMapH2=0,*pPureCerMapH2=0,*pPureFeeMapH2=0; | |
666 | ||
667 | Bool_t isDig =!GetLoader()->LoadDigits(); | |
668 | Bool_t isClus=!GetLoader()->LoadRecPoints(); | |
669 | ||
670 | if(!isDig && !isClus){Error("ControlPlots","No digits and clusters! Nothing to do.");return;} | |
671 | ||
672 | TStopwatch sw;TDatime time; | |
673 | ||
674 | TFile *pFile = new TFile("$(HOME)/RCP.root","RECREATE"); | |
675 | ||
676 | if(isDig){ | |
677 | cout<<"Digits available\n"; | |
678 | pHxD=new TH1F("HitDigitDiffX","Hit-Digits diff X all chambers;diff [cm]",100,-10,10); | |
679 | pHyD=new TH1F("HitDigitDiffY","Hit-Digits diff Y all chambers;diff [cm]",100,-10,10); | |
680 | }//isDig | |
681 | ||
682 | if(isClus){ | |
683 | cout<<"Clusters available\n"; | |
684 | pNumClusH1=new TH1F("NumClusPerEvent","Number of clusters per event;number",50,0,49); | |
685 | ||
686 | pQdcH1 =new TH1F("ClusQdc", "Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
687 | pSizeH1 =new TH1F("ClusSize", "Cluster size all chambers;size [number of pads in cluster]",100,0,100); | |
688 | pMapH2 =new TH2F("ClusMap", "Cluster map;x [cm];y [cm]",1000,0,R()->P()->PcSizeX(),1000,0,R()->P()->PcSizeY()); | |
689 | ||
690 | pMipQdcH1 =new TH1F("QdcMip" ,"MIP Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
691 | pPhotQdcH1 =new TH1F("QdcPhot" ,"Cer+Fee Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
692 | ||
693 | pPureMipQdcH1 =new TH1F("QdcPureMip" ,"MIP only Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
694 | pPureMipSizeH1=new TH1F("SizePureMip" ,"MIP only Cluster size all chambers;size [number of pads in cluster]",100,0,100); | |
695 | pPureMipMapH2 =new TH2F("MapPureMip" ,"MIP only Cluster map;x [cm];y [cm]",1000,0,R()->P()->PcSizeX(),1000,0,R()->P()->PcSizeY()); | |
696 | ||
697 | pPureCerQdcH1 =new TH1F("QdcPureCer" ,"Cerenkov only Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
698 | pPureCerSizeH1=new TH1F("SizePureCer" ,"Cernekov only Cluster size all chambers;size [number of pads in cluster]",100,0,100); | |
699 | pPureCerMapH2 =new TH2F("MapPureCer" ,"Cerenkov only Cluster map;x [cm];y [cm]",1000,0,R()->P()->PcSizeX(),1000,0,R()->P()->PcSizeY()); | |
700 | ||
701 | pPureFeeQdcH1 =new TH1F("QdcPureFee" ,"Feedback only Cluster Charge all chambers;q [QDC]",R()->P()->MaxQdc(),0,R()->P()->MaxQdc()); | |
702 | pPureFeeSizeH1=new TH1F("SizePureFee" ,"Feedback only Cluster size all chambers;size [number of pads in cluster]",100,0,100); | |
703 | pPureFeeMapH2 =new TH2F("MapPureFee" ,"Feedback only Cluster map;x [cm];y [cm]",1000,0,R()->P()->PcSizeX(),1000,0,R()->P()->PcSizeY()); | |
704 | }//isClus | |
705 | ||
706 | for(Int_t iEvtN=0;iEvtN < GetLoader()->GetRunLoader()->GetAliRun()->GetEventsPerRun();iEvtN++){//events loop | |
707 | GetLoader()->GetRunLoader()->GetEvent(iEvtN); //gets current event | |
708 | ||
709 | if(!GetLoader()->TreeH()) GetLoader()->LoadHits(); | |
710 | for(Int_t iPrimN=0;iPrimN < GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop | |
711 | GetLoader()->TreeH()->GetEntry(iPrimN); | |
712 | } | |
713 | ||
714 | if(isClus) GetLoader()->TreeR()->GetEntry(0); | |
715 | if(isDig) GetLoader()->TreeD()->GetEntry(0); | |
716 | ||
717 | for(Int_t iChamN=1;iChamN<=7;iChamN++){//chambers loop | |
718 | if(isClus){ | |
719 | Int_t iNclusCham=Clusters(iChamN)->GetEntries(); if(iNclusCham) pNumClusH1->Fill(iNclusCham);//number of clusters per event | |
720 | for(Int_t iClusN=0;iClusN<iNclusCham;iClusN++){//clusters loop | |
721 | AliRICHcluster *pClus=(AliRICHcluster*)Clusters(iChamN)->At(iClusN); | |
722 | pQdcH1 ->Fill(pClus->Q()); | |
723 | pSizeH1 ->Fill(pClus->Size()); | |
724 | pMapH2 ->Fill(pClus->X(),pClus->Y()); //common | |
725 | ||
726 | if(pClus->IsSingleMip()) {pPureMipQdcH1 ->Fill(pClus->Q()); | |
727 | pPureMipSizeH1->Fill(pClus->Size()); | |
728 | pPureMipMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Mips | |
729 | ||
730 | if(pClus->IsSingleCerenkov()){pPureCerQdcH1 ->Fill(pClus->Q()); | |
731 | pPureCerSizeH1->Fill(pClus->Size()); | |
732 | pPureCerMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Cerenkovs | |
733 | ||
734 | if(pClus->IsSingleFeedback()){pPureFeeQdcH1 ->Fill(pClus->Q()); | |
735 | pPureFeeSizeH1->Fill(pClus->Size()); | |
736 | pPureFeeMapH2 ->Fill(pClus->X(),pClus->Y());}//Pure Feedbacks | |
737 | ||
738 | if(pClus->IsMip()) {pMipQdcH1 ->Fill(pClus->Q());} //MIP+ other contributions | |
739 | if(!pClus->IsPureMip()) pPhotQdcH1->Fill(pClus->Q()); //not MIP | |
740 | }//clusters loop | |
741 | }//isClus | |
742 | if(isDig){ | |
743 | for(Int_t iDigN=0;iDigN<R()->Digits(iChamN)->GetEntries();iDigN++){//digits loop | |
744 | AliRICHdigit *pDig=(AliRICHdigit*)R()->Digits(iChamN)->At(iDigN); | |
745 | AliRICHhit *pHit=Hit(pDig->GetTrack(0)); | |
746 | TVector2 hitV2=R()->C(iChamN)->Glob2Loc(pHit->OutX3()); TVector2 digV2=R()->P()->Pad2Loc(pDig->Pad()); | |
747 | pHxD->Fill(hitV2.X()-digV2.X()); pHyD->Fill(hitV2.Y()-digV2.Y()); | |
748 | }//digits loop | |
749 | }//isDig | |
750 | }//chambers loop | |
751 | Info("ControlPlots","Event %i processed.",iEvtN); | |
752 | }//events loop | |
753 | ||
754 | if(isDig) GetLoader()->UnloadDigits(); | |
755 | if(isClus) GetLoader()->UnloadRecPoints(); | |
756 | ||
757 | pFile->Write(); delete pFile; | |
758 | sw.Print();time.Print(); | |
759 | }//ControlPlots() | |
760 | //__________________________________________________________________________________________________ | |
761 | AliRICHhit* AliRICH::Hit(Int_t tid) | |
762 | { | |
763 | //defines which hit provided by given tid for the currently loaded event | |
764 | R()->GetLoader()->LoadHits(); | |
765 | for(Int_t iPrimN=0;iPrimN<R()->GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop | |
766 | R()->GetLoader()->TreeH()->GetEntry(iPrimN); | |
767 | for(Int_t iHitN=0;iHitN<R()->Hits()->GetEntries();iHitN++){ | |
768 | AliRICHhit *pHit=(AliRICHhit*)R()->Hits()->At(iHitN); | |
769 | if(tid==pHit->Track()) {R()->GetLoader()->UnloadHits();return pHit;} | |
770 | }//hits | |
771 | }//prims loop | |
772 | R()->GetLoader()->UnloadHits(); | |
773 | return 0; | |
774 | } | |
775 | //__________________________________________________________________________________________________ | |
776 | void AliRICH::PrintHits(Int_t iEvtN) | |
777 | { | |
778 | //Prints a list of RICH hits for a given event. Default is event number 0. | |
779 | Info("PrintHits","List of RICH hits for event %i",iEvtN); | |
780 | R()->GetLoader()->GetRunLoader()->GetEvent(iEvtN); | |
781 | if(R()->GetLoader()->LoadHits()) return; | |
782 | ||
783 | Int_t iTotalHits=0; | |
784 | for(Int_t iPrimN=0;iPrimN<R()->GetLoader()->TreeH()->GetEntries();iPrimN++){//prims loop | |
785 | R()->GetLoader()->TreeH()->GetEntry(iPrimN); | |
786 | R()->Hits()->Print(); | |
787 | iTotalHits+=R()->Hits()->GetEntries(); | |
788 | } | |
789 | R()->GetLoader()->UnloadHits(); | |
790 | Info("PrintHits","totally %i hits",iTotalHits); | |
791 | } | |
792 | //__________________________________________________________________________________________________ | |
793 | void AliRICH::PrintSDigits(Int_t iEvtN) | |
794 | { | |
795 | //prints a list of RICH sdigits for a given event | |
796 | Info("PrintSDigits","List of RICH sdigits for event %i",iEvtN); | |
797 | R()->GetLoader()->GetRunLoader()->GetEvent(iEvtN); | |
798 | if(R()->GetLoader()->LoadSDigits()) return; | |
799 | ||
800 | R()->GetLoader()->TreeS()->GetEntry(0); | |
801 | R()->SDigits()->Print(); | |
802 | R()->GetLoader()->UnloadSDigits(); | |
803 | Info("PrintSDigits","totally %i sdigits",R()->SDigits()->GetEntries()); | |
804 | } | |
805 | //__________________________________________________________________________________________________ | |
806 | void AliRICH::PrintDigits(Int_t iEvtN) | |
807 | { | |
808 | //prints a list of RICH digits for a given event | |
809 | Info("PrintDigits","List of RICH digits for event %i",iEvtN); | |
810 | R()->GetLoader()->GetRunLoader()->GetEvent(iEvtN); | |
811 | if(R()->GetLoader()->LoadDigits()) return; | |
812 | ||
813 | Int_t iTotalDigits=0; | |
814 | R()->GetLoader()->TreeD()->GetEntry(0); | |
815 | for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){ | |
816 | R()->Digits(iChamber)->Print(); | |
817 | iTotalDigits+=R()->Digits(iChamber)->GetEntries(); | |
818 | } | |
819 | R()->GetLoader()->UnloadDigits(); | |
820 | Info("PrintDigits","totally %i Digits",iTotalDigits); | |
821 | } | |
822 | //__________________________________________________________________________________________________ | |
823 | void AliRICH::PrintClusters(Int_t iEvtN) | |
824 | { | |
825 | //prints a list of RICH clusters for a given event | |
826 | Info("PrintClusters","List of RICH clusters for event %i",iEvtN); | |
827 | R()->GetLoader()->GetRunLoader()->GetEvent(iEvtN); | |
828 | if(R()->GetLoader()->LoadRecPoints()) return; | |
829 | ||
830 | Int_t iTotalClusters=0; | |
831 | R()->GetLoader()->TreeR()->GetEntry(0); | |
832 | for(Int_t iChamber=1;iChamber<=kNchambers;iChamber++){ | |
833 | R()->Clusters(iChamber)->Print(); | |
834 | iTotalClusters+=R()->Clusters(iChamber)->GetEntries(); | |
835 | } | |
836 | R()->GetLoader()->UnloadRecPoints(); | |
837 | Info("PrintClusters","totally %i clusters",iTotalClusters); | |
838 | } | |
839 | //__________________________________________________________________________________________________ | |
840 | void AliRICH::FillESD(AliESD *pESD)const | |
841 | { | |
842 | //This methode fills AliESDtrack with information from RICH | |
843 | Info("FillESD","Start with %i tracks",pESD->GetNumberOfTracks()); | |
844 | const Double_t masses[5]={0.000511,0.105658,0.139567,0.493677,0.93828};//electron,muon,pion,kaon,proton | |
845 | const Double_t refIndex = 1.29052; | |
846 | ||
847 | Double_t thetaExp = 0.7; | |
848 | Double_t thetaTh[5]; | |
849 | Double_t sinThetaThNorm; | |
850 | Double_t sigmaThetaTh[5]; | |
851 | Double_t height[5]; | |
852 | Double_t totalHeight=0; | |
853 | ||
854 | for(Int_t iTrackN=0;iTrackN<pESD->GetNumberOfTracks();iTrackN++){//ESD tracks loop | |
855 | AliESDtrack *pTrack = pESD->GetTrack(iTrackN); | |
856 | ||
857 | pTrack->Print(""); | |
858 | // TVector2 x2=P()->HelixCross(pTrack);//returns cross point of track with RICH PC in LRS | |
859 | Double_t pmod = pTrack->GetP(); | |
860 | ||
861 | for(Int_t iPart=4;iPart>=0;iPart--){ | |
862 | Double_t cosThetaTh = TMath::Sqrt(masses[iPart]*masses[iPart]+pmod*pmod)/(refIndex*pmod); | |
863 | if(cosThetaTh>=1) {break;} | |
864 | thetaTh[iPart] = TMath::ACos(cosThetaTh); | |
865 | sinThetaThNorm = TMath::Sin(thetaTh[iPart])/TMath::Sqrt(1-1/(refIndex*refIndex)); | |
866 | sigmaThetaTh[iPart] = (0.014*(1/sinThetaThNorm-1) + 0.0043)*1.25; | |
867 | height[iPart] = TMath::Gaus(thetaExp,thetaTh[iPart],sigmaThetaTh[iPart]); | |
868 | totalHeight +=height[iPart]; | |
869 | } | |
870 | ||
871 | pTrack->SetRICHsignal(thetaExp); | |
872 | Double_t richPID[5]; | |
873 | for(Int_t iPart=0;iPart<5;iPart++) richPID[iPart] = height[iPart]/totalHeight; | |
874 | pTrack->SetRICHpid(richPID); | |
875 | }//ESD tracks loop | |
876 | } |