]>
Commit | Line | Data |
---|---|---|
4c039060 | 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 | **************************************************************************/ | |
88cb7938 | 15 | |
16 | /* $Id$ */ | |
17 | ||
b9a2d5e4 | 18 | ///////////////////////////////////////////////////////////////////// |
19 | // // | |
20 | // Forward Multiplicity detector based on Silicon version 0 // | |
21 | // | |
22 | //Begin Html | |
fe4da5cc | 23 | /* |
b9a2d5e4 | 24 | <img src="gif/AliFMDv0Class.gif"> |
fe4da5cc | 25 | */ |
b9a2d5e4 | 26 | //End Html |
27 | // // | |
28 | // // | |
29 | ////////////////////////////////////////////////////////////////////// | |
30 | ||
88cb7938 | 31 | #include <Riostream.h> |
32 | #include <stdlib.h> | |
33 | ||
34 | #include <TClonesArray.h> | |
35 | #include <TDirectory.h> | |
36 | #include <TFile.h> | |
b9a2d5e4 | 37 | #include <TGeometry.h> |
88cb7938 | 38 | #include <TLorentzVector.h> |
39 | #include <TMath.h> | |
40 | #include <TNode.h> | |
b9a2d5e4 | 41 | #include <TTUBE.h> |
b9a2d5e4 | 42 | #include <TTree.h> |
88cb7938 | 43 | #include <TVirtualMC.h> |
44 | ||
45 | #include "AliFMDdigit.h" | |
46 | #include "AliFMDhit.h" | |
37c55dc0 | 47 | #include "AliFMDv0.h" |
88cb7938 | 48 | #include "AliFMDv1.h" |
94de3818 | 49 | #include "AliMagF.h" |
88cb7938 | 50 | #include "AliRun.h" |
51 | ||
fe4da5cc | 52 | ClassImp(AliFMDv1) |
b9a2d5e4 | 53 | |
54 | //-------------------------------------------------------------------- | |
55 | AliFMDv1::AliFMDv1(const char *name, const char *title): | |
56 | AliFMD(name,title) | |
fe4da5cc | 57 | { |
58 | // | |
b9a2d5e4 | 59 | // Standart constructor for Forward Multiplicity Detector version 0 |
fe4da5cc | 60 | // |
b9a2d5e4 | 61 | fIdSens1=0; |
37c55dc0 | 62 | fIdSens2=0; |
63 | fIdSens3=0; | |
64 | fIdSens4=0; | |
65 | fIdSens5=0; | |
b9a2d5e4 | 66 | // setBufferSize(128000); |
46501dfb | 67 | } |
b9a2d5e4 | 68 | //------------------------------------------------------------------------- |
fe4da5cc | 69 | void AliFMDv1::CreateGeometry() |
70 | { | |
b9a2d5e4 | 71 | // |
72 | // Create the geometry of Forward Multiplicity Detector version 0 | |
fe4da5cc | 73 | // |
b9a2d5e4 | 74 | //Detector consists of 6 volumes: |
75 | // 1st covered pseudorapidity interval from 3.3 to 2.0 | |
76 | // and placed on 65cm in Z-direction; | |
77 | // 2nd - from 2.0 to 1.6 and Z=85 cm; | |
78 | // 3d - the same pseudorapidity interval as the 1st | |
79 | // but on the other side from the interaction point z=-65cm; | |
80 | // 4th - simmetricaly with the 2nd : | |
81 | // pseudorapidity from 2.0 to 1.6, Z=-85cm | |
82 | // 5th - from 3.6 to 4.7, Z=-270cm | |
83 | // 6th - from 4.5 to 5.5 , Z=-630cm. | |
84 | // Each part has 400mkm Si (sensetive area, detector itself), | |
85 | // 0.75cm of plastic simulated electronics material, | |
86 | // Al support ring 2cm thickness and 1cm width placed on | |
87 | // the outer radius of each Si disk; | |
88 | // | |
89 | // begin Html | |
fe4da5cc | 90 | /* |
b9a2d5e4 | 91 | <img src="gif/AliFMDv0.gif"> |
92 | */ | |
93 | // | |
0d630091 | 94 | |
46501dfb | 95 | |
96 | ||
b9a2d5e4 | 97 | Int_t *idtmed = fIdtmed->GetArray(); |
98 | ||
99 | Int_t ifmd; | |
100 | Int_t idrotm[999]; | |
46501dfb | 101 | Float_t zFMD,par[3],ppcon[15]; |
102 | Float_t z[5]={62.8, 75.2, -83.4, -75.2, -340.}; | |
103 | Float_t NylonTube[3]={0.2,0.6,0.45}; | |
104 | Float_t zPCB=0.12; Float_t zHoneyComb=0.5; | |
105 | Float_t zSi=0.03; | |
106 | ||
107 | char nameFMD[5], nameSi[5], nameSector[5], nameRing[5]; | |
108 | Char_t nameHoney[5], nameHoneyIn[5], nameHoneyOut[5]; | |
109 | Char_t namePCB[5], nameCopper[5], nameChips[5], nameG10[5]; | |
110 | Char_t nameLPCB[5], nameLCopper[5], nameLChips[5], nameGL10[5];; | |
111 | Float_t rin[5]={4.2,15.4,4.2,15.4,4.2}; | |
112 | Float_t rout[5]={17.4,28.4,17.4,28.4,17.4}; | |
113 | Float_t RinHoneyComb[5] ={ 5.15,16.4, 5.15,16.4, 5.15}; | |
114 | Float_t RoutHoneyComb[5]={20.63,34.92,22.3, 32.02,20.63}; | |
115 | Float_t zInside; | |
116 | Float_t zCooper=0.01; Float_t zChips=0.01; | |
117 | Float_t yNylonTube[5]={10,20,10,20,10}; | |
37c55dc0 | 118 | |
b9a2d5e4 | 119 | |
120 | AliMatrix(idrotm[901], 90, 0, 90, 90, 180, 0); | |
46501dfb | 121 | |
122 | ||
123 | // Nylon tubes | |
124 | gMC->Gsvolu("GNYL","TUBE", idtmed[1], NylonTube, 3); //support nylon tube | |
125 | Float_t wideSupport=zSi+3*zPCB+2*NylonTube[2]+zHoneyComb; | |
126 | cout<<" wideSupport "<<wideSupport<<endl; | |
b9a2d5e4 | 127 | |
46501dfb | 128 | for (ifmd=0; ifmd<5; ifmd++) |
129 | { | |
130 | sprintf(nameFMD,"FMD%d",ifmd+1); | |
131 | ppcon[0]=0; | |
132 | ppcon[1]=360; | |
133 | ppcon[2]=4; | |
134 | ||
135 | ppcon[3]=-wideSupport; | |
136 | ppcon[4]=rin[ifmd]+0.1; | |
137 | ppcon[5]=rout[ifmd]+0.1; | |
138 | ||
139 | ppcon[6]=ppcon[3]+2*zSi+2*zPCB+2*NylonTube[2]; | |
140 | ppcon[7]=rin[ifmd]+0.1; | |
141 | ppcon[8]=rout[ifmd]+0.1; | |
142 | ||
143 | ppcon[9]=ppcon[6]; | |
144 | ppcon[10]=RinHoneyComb[ifmd]+0.1; | |
145 | ppcon[11]=RoutHoneyComb[ifmd]+0.1; | |
f075b58b | 146 | |
46501dfb | 147 | ppcon[12]=ppcon[9]+2*zHoneyComb+zPCB; |
148 | ppcon[13]=RinHoneyComb[ifmd]+0.1; | |
149 | ppcon[14]=RoutHoneyComb[ifmd]+0.1; | |
150 | gMC->Gsvolu(nameFMD,"PCON",idtmed[0],ppcon,15); | |
151 | if (z[ifmd] >0){ | |
152 | zFMD=z[ifmd]+wideSupport; | |
153 | gMC->Gspos(nameFMD,1,"ALIC",0,0,zFMD,0, "ONLY");} | |
154 | else { | |
155 | zFMD=z[ifmd]-wideSupport; | |
156 | gMC->Gspos(nameFMD,1,"ALIC",0,0,zFMD,idrotm[901], "ONLY");} | |
157 | //silicon | |
158 | sprintf(nameSi,"GSI%d",ifmd+1); | |
159 | sprintf(nameSector,"GSC%d",ifmd+1); | |
160 | sprintf(nameRing,"GRN%d",ifmd+1); | |
161 | ||
162 | //honeycomb support | |
163 | sprintf(nameHoney,"GSU%d",ifmd+1); | |
164 | gMC->Gsvolu(nameHoney,"TUBE", idtmed[0], par, 0); //honeycomb | |
165 | sprintf(nameHoneyIn,"GHI%d",ifmd+1); | |
166 | gMC->Gsvolu(nameHoneyIn,"TUBE", idtmed[7], par, 0); //honey comb inside | |
167 | sprintf(nameHoneyOut,"GHO%d",ifmd+1); | |
168 | gMC->Gsvolu(nameHoneyOut,"TUBE", idtmed[6], par, 0); //honey comb skin | |
169 | //PCB | |
170 | sprintf(namePCB,"GPC%d",ifmd+1); | |
171 | gMC->Gsvolu(namePCB,"TUBE", idtmed[0], par, 0); //PCB | |
172 | sprintf(nameCopper,"GCO%d",ifmd+1); | |
173 | gMC->Gsvolu(nameCopper,"TUBE", idtmed[3], par, 0); // Cooper | |
174 | sprintf(nameChips,"GCH%d",ifmd+1); | |
175 | gMC->Gsvolu(nameChips,"TUBE", idtmed[5], par, 0); // Si chips | |
176 | sprintf(nameG10,"G10%d",ifmd+1); | |
177 | gMC->Gsvolu(nameG10,"TUBE", idtmed[2], par, 0); //G10 plate | |
178 | //last PCB | |
179 | sprintf(nameLPCB,"GPL%d",ifmd+1); | |
180 | gMC->Gsvolu(nameLPCB,"TUBE", idtmed[0], par, 0); //PCB | |
181 | sprintf(nameLCopper,"GCL%d",ifmd+1); | |
182 | gMC->Gsvolu(nameLCopper,"TUBE", idtmed[3], par, 0); // Cooper | |
183 | sprintf(nameLChips,"GHL%d",ifmd+1); | |
184 | gMC->Gsvolu(nameLChips,"TUBE", idtmed[5], par, 0); // Si chips | |
185 | sprintf(nameGL10,"G1L%d",ifmd+1); | |
186 | gMC->Gsvolu(nameGL10,"TUBE", idtmed[2], par, 0); // Last G10 | |
187 | par[0]=rin[ifmd]; // pipe size | |
188 | par[1]=rout[ifmd]; | |
189 | par[2]=zSi/2; | |
190 | gMC->Gsvolu(nameSi,"TUBE", idtmed[4], par, 3); | |
191 | zInside=ppcon[3]+par[2]; | |
192 | gMC->Gspos(nameSi,ifmd+1,nameFMD,0,0,zInside,0, "ONLY"); | |
193 | //PCB 1 | |
194 | zInside += par[2]+zPCB/2; | |
195 | par[2]=zPCB/2; | |
196 | gMC->Gsposp(namePCB,1,nameFMD,0,0,zInside,0, "ONLY",par,3); | |
197 | zInside += zPCB; | |
198 | gMC->Gsposp(namePCB,2,nameFMD,0,0,zInside,0, "ONLY",par,3); | |
199 | Float_t NulonTubeBegin=zInside+2.5*zPCB; | |
200 | par[2]=zPCB/2-0.02; | |
201 | Float_t zInPCB = -zPCB/2+par[2]; | |
202 | gMC->Gsposp(nameG10,1,namePCB,0,0,zInPCB,0, "ONLY",par,3); | |
203 | zInPCB+=par[2]+zCooper/2 ; | |
204 | par[2]=zCooper/2; | |
205 | gMC->Gsposp(nameCopper,1,namePCB,0,0,zInPCB,0, "ONLY",par,3); | |
206 | zInPCB += zCooper/2 + zChips/2; | |
207 | par[2]=zChips/2; | |
208 | gMC->Gsposp(nameChips,1,namePCB,0,0,zInPCB,0, "ONLY",par,3); | |
209 | //HoneyComb | |
210 | zHoneyComb=0.8; | |
211 | par[0] = RinHoneyComb[ifmd]; | |
212 | par[1] = RoutHoneyComb[ifmd]; | |
213 | par[2] = zHoneyComb/2; | |
214 | zInside += 2*NylonTube[2]+par[2]; | |
215 | gMC->Gsposp(nameHoney,1,nameFMD,0,0,zInside,0, "ONLY",par,3); | |
216 | par[2]=0.1/2; | |
217 | Float_t zHoney=-zHoneyComb/2+par[2]; | |
218 | gMC->Gsposp(nameHoneyOut,1,nameHoney,0,0,zHoney,0, | |
219 | "ONLY",par,3); //shkurki | |
220 | zHoney=zHoneyComb/2-par[2]; | |
221 | gMC->Gsposp(nameHoneyOut,2,nameHoney,0,0,zHoney,0, "ONLY",par,3); | |
222 | par[2]=(zHoneyComb-2.*0.1)/2; //soty vnutri | |
223 | gMC->Gsposp(nameHoneyIn,1,nameHoney,0,0,0,0, "ONLY",par,3); | |
224 | ||
225 | gMC->Gspos("GNYL",1,nameFMD,0,yNylonTube[ifmd], | |
226 | NulonTubeBegin+NylonTube[2]/2.,0, "ONLY"); | |
227 | gMC->Gspos("GNYL",2,nameFMD,0,-yNylonTube[ifmd], | |
228 | NulonTubeBegin+NylonTube[2]/2.,0, "ONLY"); | |
229 | ||
230 | //last PCB | |
231 | par[0]=RoutHoneyComb[ifmd]-9; | |
232 | par[1]=RoutHoneyComb[ifmd]; | |
233 | par[2]=zPCB/2; | |
234 | zInside += zHoneyComb/2+par[2]; | |
235 | gMC->Gsposp(nameLPCB,1,nameFMD,0,0,zInside,0, "ONLY",par,3); | |
236 | ||
237 | par[2]=zPCB/2-0.02; | |
238 | zInPCB = -zPCB/2+par[2]; | |
239 | gMC->Gsposp(nameGL10,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3); | |
240 | zInPCB+=par[2]+zCooper/2 ; | |
241 | par[2]=zCooper/2; | |
242 | gMC->Gsposp(nameLCopper,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3); | |
243 | zInPCB += zCooper/2 + zChips/2; | |
244 | par[2]=zChips/2; | |
245 | gMC->Gsposp(nameLChips,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3); | |
246 | ||
247 | ||
248 | //Granularity | |
f075b58b | 249 | fSectorsSi1=20; |
46501dfb | 250 | fRingsSi1=256*2; |
251 | // fRingsSi1=3; // for drawing only | |
f075b58b | 252 | fSectorsSi2=40; |
46501dfb | 253 | fRingsSi2=128*2; |
254 | // fRingsSi2=3; //for drawing onl | |
255 | if(ifmd==1||ifmd==3) | |
37c55dc0 | 256 | { |
46501dfb | 257 | gMC->Gsdvn(nameSector, nameSi , fSectorsSi2, 2); |
258 | gMC->Gsdvn(nameRing, nameSector, fRingsSi2, 1); | |
37c55dc0 | 259 | } |
260 | else | |
261 | { | |
46501dfb | 262 | gMC->Gsdvn(nameSector, nameSi , fSectorsSi1, 2); |
263 | gMC->Gsdvn(nameRing, nameSector , fRingsSi1, 1); | |
37c55dc0 | 264 | } |
46501dfb | 265 | |
266 | } | |
b9a2d5e4 | 267 | } |
37c55dc0 | 268 | |
46501dfb | 269 | |
b9a2d5e4 | 270 | //------------------------------------------------------------------------ |
46501dfb | 271 | void AliFMDv1::CreateMaterials() |
b9a2d5e4 | 272 | { |
273 | Int_t isxfld = gAlice->Field()->Integ(); | |
274 | Float_t sxmgmx = gAlice->Field()->Max(); | |
275 | ||
276 | // Plastic CH | |
277 | Float_t aPlastic[2]={1.01,12.01}; | |
278 | Float_t zPlastic[2]={1,6}; | |
279 | Float_t wPlastic[2]={1,1}; | |
280 | Float_t denPlastic=1.03; | |
281 | // | |
46501dfb | 282 | // 60% SiO2 , 40% G10FR4 |
283 | // PC board | |
284 | Float_t apcb[3] = { 28.0855,15.9994,17.749 }; | |
285 | Float_t zpcb[3] = { 14.,8.,8.875 }; | |
286 | Float_t wpcb[3] = { .28,.32,.4 }; | |
287 | Float_t denspcb = 1.8; | |
288 | // | |
b9a2d5e4 | 289 | //*** Definition Of avaible FMD materials *** |
46501dfb | 290 | AliMaterial(0, "FMD Air$", 14.61, 7.3, .001205, 30423.,999); |
291 | AliMixture(1, "Plastic$",aPlastic,zPlastic,denPlastic,-2,wPlastic); | |
292 | AliMixture(2, "SSD PCB$", apcb, zpcb, denspcb, 3, wpcb); | |
293 | AliMaterial(3, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.); | |
294 | AliMaterial(4, "SSD Si$", 28.0855, 14., 2.33, 9.36, 999.); | |
295 | AliMaterial(5, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.); | |
296 | AliMaterial(6, "SSD C$", 12.011, 6., 2.265,18.8, 999.); | |
297 | AliMaterial(7, "SSD Kapton$", 12.011, 6., 0.01, 31.27, 999.);//honeycomb | |
298 | AliMaterial(8, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.); | |
299 | ||
0d630091 | 300 | |
b9a2d5e4 | 301 | //** |
46501dfb | 302 | AliMedium(0, "FMD air$", 0, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001); |
303 | AliMedium(1, "Plastic$", 1, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003); | |
304 | AliMedium(2, "SSD PCB$", 2, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001); | |
305 | AliMedium(3, "SSD Copper$", 3, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003); | |
306 | AliMedium(4, "SSD Si$", 4, 1, isxfld, sxmgmx, 1., .001, 1., .001, .001); | |
307 | AliMedium(5, "SSD Si chip$", 5, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003); | |
308 | AliMedium(6, "SSD C$", 6, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003); | |
309 | AliMedium(7, "SSD Kapton$", 7, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001); | |
310 | AliMedium(8, "SSD G10FR4$", 8, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003); | |
b9a2d5e4 | 311 | |
0d630091 | 312 | |
0d630091 | 313 | |
fe4da5cc | 314 | } |
b9a2d5e4 | 315 | //--------------------------------------------------------------------- |
316 | void AliFMDv1::DrawDetector() | |
fe4da5cc | 317 | { |
b9a2d5e4 | 318 | // |
319 | // Draw a shaded view of the Forward multiplicity detector version 0 | |
320 | // | |
321 | ||
b9a2d5e4 | 322 | //Set ALIC mother transparent |
5d02ea6f | 323 | gMC->Gsatt("ALIC","SEEN",0); |
b9a2d5e4 | 324 | // |
325 | //Set volumes visible | |
b9a2d5e4 | 326 | gMC->Gsatt("FMD1","SEEN",1); |
327 | gMC->Gsatt("FMD2","SEEN",1); | |
328 | gMC->Gsatt("FMD3","SEEN",1); | |
329 | gMC->Gsatt("FMD4","SEEN",1); | |
330 | gMC->Gsatt("FMD5","SEEN",1); | |
331 | ||
332 | // | |
333 | gMC->Gdopt("hide","on"); | |
334 | gMC->Gdopt("shad","on"); | |
335 | gMC->SetClipBox("."); | |
336 | gMC->SetClipBox("*",0,1000,-1000,1000,-1000,1000); | |
337 | gMC->DefaultRange(); | |
338 | gMC->Gdraw("alic",40,30,0,12,9.5,.2,0.2); | |
339 | gMC->Gdhead(1111,"Forward multiplicity detector"); | |
340 | gMC->Gdopt("hide","off"); | |
341 | } | |
342 | //------------------------------------------------------------------- | |
343 | void AliFMDv1::Init() | |
344 | { | |
345 | // Initialises version 0 of the Forward Multiplicity Detector | |
346 | // | |
37c55dc0 | 347 | AliFMD::Init(); |
348 | fIdSens1=gMC->VolId("GRN1"); | |
349 | fIdSens2=gMC->VolId("GRN2"); | |
350 | fIdSens3=gMC->VolId("GRN3"); | |
351 | fIdSens4=gMC->VolId("GRN4"); | |
352 | fIdSens5=gMC->VolId("GRN5"); | |
353 | printf("*** FMD version 1 initialized ***\n"); | |
fe4da5cc | 354 | } |
355 | ||
b9a2d5e4 | 356 | //------------------------------------------------------------------- |
357 | ||
358 | void AliFMDv1::StepManager() | |
fe4da5cc | 359 | { |
360 | // | |
b9a2d5e4 | 361 | // Called for every step in the Forward Multiplicity Detector |
fe4da5cc | 362 | // |
b9a2d5e4 | 363 | Int_t id,copy,copy1,copy2; |
364 | static Float_t hits[9]; | |
365 | static Int_t vol[3]; | |
366 | static Float_t de; | |
367 | TLorentzVector pos; | |
368 | TLorentzVector mom; | |
fe4da5cc | 369 | |
0d630091 | 370 | |
b9a2d5e4 | 371 | TClonesArray &lhits = *fHits; |
b9a2d5e4 | 372 | if(!gMC->IsTrackAlive()) return; // particle has disappeared |
0d630091 | 373 | |
b9a2d5e4 | 374 | Float_t charge = gMC->TrackCharge(); |
375 | if(TMath::Abs(charge)<=0.) return; //take only charged particles | |
376 | ||
377 | // printf(" in StepManeger \n"); | |
378 | id=gMC->CurrentVolID(copy); | |
37c55dc0 | 379 | //((TGeant3*)gMC)->Gpcxyz(); |
fe4da5cc | 380 | |
b9a2d5e4 | 381 | // Check the sensetive volume |
37c55dc0 | 382 | if(id==fIdSens1||id==fIdSens2||id==fIdSens3||id==fIdSens4||id==fIdSens5) |
b9a2d5e4 | 383 | { |
384 | if(gMC->IsTrackEntering()) | |
385 | { | |
b9a2d5e4 | 386 | vol[2]=copy; |
387 | gMC->CurrentVolOffID(1,copy1); | |
388 | vol[1]=copy1; | |
389 | gMC->CurrentVolOffID(2,copy2); | |
390 | vol[0]=copy2; | |
f075b58b | 391 | |
b9a2d5e4 | 392 | gMC->TrackPosition(pos); |
393 | hits[0]=pos[0]; | |
394 | hits[1]=pos[1]; | |
395 | hits[2]=pos[2]; | |
f075b58b | 396 | |
b9a2d5e4 | 397 | gMC->TrackMomentum(mom); |
398 | hits[3]=mom[0]; | |
399 | hits[4]=mom[1]; | |
400 | hits[5]=mom[2]; | |
401 | ||
402 | Int_t iPart= gMC->TrackPid(); | |
403 | Int_t partId=gMC->IdFromPDG(iPart); | |
404 | hits[7]=partId; | |
405 | hits[8]=1e9*gMC->TrackTime(); | |
406 | de=0.; | |
b9a2d5e4 | 407 | } |
408 | if(gMC->IsTrackInside()){ | |
409 | de=de+1000.*gMC->Edep(); | |
410 | } | |
411 | ||
412 | if(gMC->IsTrackExiting() | |
413 | ||gMC->IsTrackDisappeared()|| | |
414 | gMC->IsTrackStop()) | |
415 | { | |
416 | hits[6]=de+1000.*gMC->Edep(); | |
642f15cf | 417 | new(lhits[fNhits++]) AliFMDhit(fIshunt,gAlice->GetCurrentTrackNumber(),vol,hits); |
b9a2d5e4 | 418 | } // IsTrackExiting() |
419 | } | |
420 | } | |
dc8af42e | 421 | //-------------------------------------------------------------------------- |
422 | ||
423 | void AliFMDv1::Response( Float_t Edep) | |
424 | { | |
425 | Float_t I=1.664*0.04*2.33/22400; // = 0.69e-6; | |
426 | Float_t chargeOnly=Edep/I; | |
427 | //Add noise ~500electrons | |
428 | Int_t charge=500; | |
429 | if (Edep>0) | |
430 | charge=Int_t(gRandom->Gaus(chargeOnly,500)); | |
431 | } | |
b9a2d5e4 | 432 | |
433 | ||
434 | ||
435 | ||
fe4da5cc | 436 | |
0d630091 | 437 |