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9123a941 | 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 "AliRICHv3.h" | |
17 | #include "AliRun.h" | |
9123a941 | 18 | #include "AliMC.h" |
19 | #include "AliMagF.h" | |
9123a941 | 20 | |
9d6c0962 | 21 | #include "AliConst.h" |
22 | #include "AliPDG.h" | |
23 | ||
9123a941 | 24 | #include <iostream.h> |
25 | #include <TNode.h> | |
26 | #include <TGeometry.h> | |
27 | #include <TBRIK.h> | |
28 | ||
9d6c0962 | 29 | #include <TLorentzVector.h> |
30 | #include <TVector3.h> | |
31 | #include <TParticle.h> | |
32 | ||
33 | ||
ae714751 | 34 | #include "AliRICHGeometry.h" |
35 | #include "AliRICHSegmentationV1.h" | |
36 | #include "AliRICHResponseV0.h" | |
9d6c0962 | 37 | #include "AliRICHHit.h" |
ae714751 | 38 | |
9d6c0962 | 39 | ClassImp(AliRICHv3) |
ae714751 | 40 | |
9d6c0962 | 41 | //______________________________________________________________ |
42 | // Implementation of the RICH version 3 with azimuthal rotation | |
9123a941 | 43 | |
9123a941 | 44 | |
9d6c0962 | 45 | AliRICHv3::AliRICHv3(const char *sName, const char *sTitle) |
46 | :AliRICH(sName,sTitle) | |
9123a941 | 47 | { |
9d6c0962 | 48 | // The named ctor currently creates a single copy of |
49 | // AliRICHGeometry AliRICHSegmentationV1 AliRICHResponseV0 | |
50 | // and initialises the corresponding models of all 7 chambers with these stuctures. | |
51 | // Note: all chambers share the single copy of models. MUST be changed later (???). | |
52 | cout<<ClassName()<<"::named ctor(sName,sTitle)>\n"; // no way to control it as ctor is called before call to SetDebugXXXX() | |
9123a941 | 53 | |
ae714751 | 54 | fCkovNumber=fFreonProd=fDebugLevel=0; |
55 | ||
9d6c0962 | 56 | AliRICHGeometry *pRICHGeometry =new AliRICHGeometry; // ??? to be moved to AlRICHChamber::named ctor |
57 | AliRICHSegmentationV1 *pRICHSegmentation=new AliRICHSegmentationV1; // ??? to be moved to AlRICHChamber::named ctor | |
58 | AliRICHResponseV0 *pRICHResponse =new AliRICHResponseV0; // ??? to be moved to AlRICHChamber::named ctor | |
ae714751 | 59 | |
9123a941 | 60 | fChambers = new TObjArray(kNCH); |
61 | for (Int_t i=0; i<kNCH; i++){ | |
9d6c0962 | 62 | fChambers->AddAt(new AliRICHChamber,i); // ??? to be changed to named ctor of AliRICHChamber |
ae714751 | 63 | SetGeometryModel(i,pRICHGeometry); |
64 | SetSegmentationModel(i,pRICHSegmentation); | |
65 | SetResponseModel(i,pRICHResponse); | |
9d6c0962 | 66 | ((AliRICHChamber*)fChambers->At(i))->Init(i); // ??? to be removed |
9123a941 | 67 | } |
68 | }//AliRICHv3::ctor(const char *pcName, const char *pcTitle) | |
69 | ||
9d6c0962 | 70 | AliRICHv3::~AliRICHv3() |
71 | { | |
72 | // Dtor deletes RICH models. In future (???) AliRICHChamber will be responsible for that. | |
73 | if(IsDebugStart()) cout<<ClassName()<<"::dtor()>\n"; | |
74 | ||
75 | delete GetChamber(0)->GetGeometryModel(); | |
76 | delete GetChamber(0)->GetResponseModel(); | |
77 | delete GetChamber(0)->GetSegmentationModel(); | |
78 | }//AliRICHv3::dtor() | |
79 | ||
9123a941 | 80 | void AliRICHv3::CreateMaterials() |
81 | { | |
9d6c0962 | 82 | // Provides material definition for simulation (currently GEANT) |
ae714751 | 83 | if(IsDebugStart()) cout<<ClassName()<<"::CreateMaterials()>\n"; |
9123a941 | 84 | |
9d6c0962 | 85 | Int_t isxfld = gAlice->Field()->Integ(); |
86 | Float_t sxmgmx = gAlice->Field()->Max(); | |
87 | Int_t i; | |
9123a941 | 88 | |
89 | ||
90 | //Photons energy intervals | |
91 | Float_t ppckov[26]; | |
92 | for (i=0;i<26;i++) | |
93 | { | |
94 | ppckov[i] = (Float_t(i)*0.1+5.5)*1e-9; | |
95 | //printf ("Energy intervals: %e\n",ppckov[i]); | |
96 | } | |
97 | ||
98 | ||
99 | //Refraction index for quarz | |
100 | Float_t rIndexQuarz[26]; | |
101 | Float_t e1= 10.666; | |
102 | Float_t e2= 18.125; | |
103 | Float_t f1= 46.411; | |
104 | Float_t f2= 228.71; | |
105 | for (i=0;i<26;i++) | |
106 | { | |
107 | Float_t ene=ppckov[i]*1e9; | |
108 | Float_t a=f1/(e1*e1 - ene*ene); | |
109 | Float_t b=f2/(e2*e2 - ene*ene); | |
110 | rIndexQuarz[i] = TMath::Sqrt(1. + a + b ); | |
111 | //printf ("rIndexQuarz: %e\n",rIndexQuarz[i]); | |
112 | } | |
113 | ||
114 | //Refraction index for opaque quarz, methane and grid | |
115 | Float_t rIndexOpaqueQuarz[26]; | |
116 | Float_t rIndexMethane[26]; | |
117 | Float_t rIndexGrid[26]; | |
118 | for (i=0;i<26;i++) | |
119 | { | |
120 | rIndexOpaqueQuarz[i]=1; | |
121 | rIndexMethane[i]=1.000444; | |
122 | rIndexGrid[i]=1; | |
123 | //printf ("rIndexOpaqueQuarz , etc: %e, %e, %e\n",rIndexOpaqueQuarz[i], rIndexMethane[i], rIndexGrid[i]=1); | |
124 | } | |
125 | ||
126 | //Absorption index for freon | |
127 | Float_t abscoFreon[26] = {179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, 179.0987, | |
128 | 179.0987, 142.9206, 56.64957, 25.58622, 13.95293, 12.03905, 10.42953, 8.804196, | |
129 | 7.069031, 4.461292, 2.028366, 1.293013, .577267, .40746, .334964, 0., 0., 0.}; | |
130 | ||
131 | ||
132 | Float_t abscoQuarz [26] = {105.8, 65.52, 48.58, 42.85, 35.79, 31.262, 28.598, 27.527, 25.007, 22.815, 21.004, | |
133 | 19.266, 17.525, 15.878, 14.177, 11.719, 9.282, 6.62, 4.0925, 2.601, 1.149, .667, .3627, | |
134 | .192, .1497, .10857}; | |
135 | ||
136 | //Absorption index for methane | |
137 | Float_t abscoMethane[26]; | |
138 | for (i=0;i<26;i++) | |
139 | { | |
140 | abscoMethane[i]=AbsoCH4(ppckov[i]*1e9); | |
141 | //printf("abscoMethane: %e for energy: %e\n", abscoMethane[i],ppckov[i]*1e9); | |
142 | } | |
143 | ||
144 | //Absorption index for opaque quarz, csi and grid, efficiency for all and grid | |
145 | Float_t abscoOpaqueQuarz[26]; | |
146 | Float_t abscoCsI[26]; | |
147 | Float_t abscoGrid[26]; | |
148 | Float_t efficAll[26]; | |
149 | Float_t efficGrid[26]; | |
150 | for (i=0;i<26;i++) | |
151 | { | |
152 | abscoOpaqueQuarz[i]=1e-5; | |
153 | abscoCsI[i]=1e-4; | |
154 | abscoGrid[i]=1e-4; | |
155 | efficAll[i]=1; | |
156 | efficGrid[i]=1; | |
157 | } | |
158 | ||
159 | //Efficiency for csi | |
160 | ||
161 | Float_t efficCsI[26] = {0.000199999995, 0.000600000028, 0.000699999975, 0.00499999989, 0.00749999983, 0.010125, | |
162 | 0.0242999997, 0.0405000001, 0.0688500032, 0.105299994, 0.121500008, 0.141749993, 0.157949999, | |
163 | 0.162, 0.166050002, 0.167669997, 0.174299985, 0.176789999, 0.179279998, 0.182599992, 0.18592, | |
164 | 0.187579989, 0.189239994, 0.190899998, 0.207499996, 0.215799987}; | |
165 | ||
166 | ||
167 | ||
168 | //FRESNEL LOSS CORRECTION FOR PERPENDICULAR INCIDENCE AND | |
169 | //UNPOLARIZED PHOTONS | |
170 | ||
171 | for (i=0;i<26;i++) | |
172 | { | |
173 | efficCsI[i] = efficCsI[i]/(1.-Fresnel(ppckov[i]*1e9,1.,0)); | |
174 | } | |
175 | ||
176 | ||
177 | Float_t afre[2], agri, amet[2], aqua[2], ahon, zfre[2], zgri, zhon, | |
178 | zmet[2], zqua[2]; | |
179 | Int_t nlmatfre; | |
180 | Float_t densquao; | |
181 | Int_t nlmatmet, nlmatqua; | |
182 | Float_t wmatquao[2], rIndexFreon[26]; | |
183 | Float_t aquao[2], epsil, stmin, zquao[2]; | |
184 | Int_t nlmatquao; | |
185 | Float_t radlal, densal, tmaxfd, deemax, stemax; | |
186 | Float_t aal, zal, radlgri, densfre, radlhon, densgri, denshon,densqua, densmet, wmatfre[2], wmatmet[2], wmatqua[2]; | |
187 | ||
188 | Int_t *idtmed = fIdtmed->GetArray()-999; | |
189 | ||
190 | // --- Photon energy (GeV) | |
191 | // --- Refraction indexes | |
192 | for (i = 0; i < 26; ++i) { | |
193 | rIndexFreon[i] = ppckov[i] * .0172 * 1e9 + 1.177; | |
194 | //rIndexFreon[i] = 1; | |
195 | //printf ("rIndexFreon: %e \n efficCsI: %e for energy: %e\n",rIndexFreon[i], efficCsI[i], ppckov[i]); | |
196 | } | |
197 | ||
198 | // --- Detection efficiencies (quantum efficiency for CsI) | |
199 | // --- Define parameters for honeycomb. | |
200 | // Used carbon of equivalent rad. lenght | |
201 | ||
202 | ahon = 12.01; | |
203 | zhon = 6.; | |
204 | denshon = 0.1; | |
205 | radlhon = 18.8; | |
206 | ||
207 | // --- Parameters to include in GSMIXT, relative to Quarz (SiO2) | |
208 | ||
209 | aqua[0] = 28.09; | |
210 | aqua[1] = 16.; | |
211 | zqua[0] = 14.; | |
212 | zqua[1] = 8.; | |
213 | densqua = 2.64; | |
214 | nlmatqua = -2; | |
215 | wmatqua[0] = 1.; | |
216 | wmatqua[1] = 2.; | |
217 | ||
218 | // --- Parameters to include in GSMIXT, relative to opaque Quarz (SiO2) | |
219 | ||
220 | aquao[0] = 28.09; | |
221 | aquao[1] = 16.; | |
222 | zquao[0] = 14.; | |
223 | zquao[1] = 8.; | |
224 | densquao = 2.64; | |
225 | nlmatquao = -2; | |
226 | wmatquao[0] = 1.; | |
227 | wmatquao[1] = 2.; | |
228 | ||
229 | // --- Parameters to include in GSMIXT, relative to Freon (C6F14) | |
230 | ||
231 | afre[0] = 12.; | |
232 | afre[1] = 19.; | |
233 | zfre[0] = 6.; | |
234 | zfre[1] = 9.; | |
235 | densfre = 1.7; | |
236 | nlmatfre = -2; | |
237 | wmatfre[0] = 6.; | |
238 | wmatfre[1] = 14.; | |
239 | ||
240 | // --- Parameters to include in GSMIXT, relative to methane (CH4) | |
241 | ||
242 | amet[0] = 12.01; | |
243 | amet[1] = 1.; | |
244 | zmet[0] = 6.; | |
245 | zmet[1] = 1.; | |
246 | densmet = 7.17e-4; | |
247 | nlmatmet = -2; | |
248 | wmatmet[0] = 1.; | |
249 | wmatmet[1] = 4.; | |
250 | ||
251 | // --- Parameters to include in GSMIXT, relative to anode grid (Cu) | |
252 | ||
253 | agri = 63.54; | |
254 | zgri = 29.; | |
255 | densgri = 8.96; | |
256 | radlgri = 1.43; | |
257 | ||
258 | // --- Parameters to include in GSMATE related to aluminium sheet | |
259 | ||
260 | aal = 26.98; | |
261 | zal = 13.; | |
262 | densal = 2.7; | |
263 | radlal = 8.9; | |
264 | ||
265 | // --- Glass parameters | |
266 | ||
267 | Float_t aglass[5]={12.01, 28.09, 16., 10.8, 23.}; | |
268 | Float_t zglass[5]={ 6., 14., 8., 5., 11.}; | |
269 | Float_t wglass[5]={ 0.5, 0.105, 0.355, 0.03, 0.01}; | |
270 | Float_t dglass=1.74; | |
271 | ||
272 | ||
273 | AliMaterial(1, "Air $", 14.61, 7.3, .001205, 30420., 67500); | |
274 | AliMaterial(6, "HON", ahon, zhon, denshon, radlhon, 0); | |
275 | AliMaterial(16, "CSI", ahon, zhon, denshon, radlhon, 0); | |
276 | AliMixture(20, "QUA", aqua, zqua, densqua, nlmatqua, wmatqua); | |
277 | AliMixture(21, "QUAO", aquao, zquao, densquao, nlmatquao, wmatquao); | |
278 | AliMixture(30, "FRE", afre, zfre, densfre, nlmatfre, wmatfre); | |
279 | AliMixture(40, "MET", amet, zmet, densmet, nlmatmet, wmatmet); | |
280 | AliMixture(41, "METG", amet, zmet, densmet, nlmatmet, wmatmet); | |
281 | AliMaterial(11, "GRI", agri, zgri, densgri, radlgri, 0); | |
282 | AliMaterial(50, "ALUM", aal, zal, densal, radlal, 0); | |
283 | AliMixture(32, "GLASS",aglass, zglass, dglass, 5, wglass); | |
284 | AliMaterial(31, "COPPER$", 63.54, 29., 8.96, 1.4, 0.); | |
285 | ||
286 | tmaxfd = -10.; | |
287 | stemax = -.1; | |
288 | deemax = -.2; | |
289 | epsil = .001; | |
290 | stmin = -.001; | |
291 | ||
292 | AliMedium(1, "DEFAULT MEDIUM AIR$", 1, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
293 | AliMedium(2, "HONEYCOMB$", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
294 | AliMedium(3, "QUARZO$", 20, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
295 | AliMedium(4, "FREON$", 30, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
296 | AliMedium(5, "METANO$", 40, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
297 | AliMedium(6, "CSI$", 16, 1, isxfld, sxmgmx,tmaxfd, stemax, deemax, epsil, stmin); | |
298 | AliMedium(7, "GRIGLIA$", 11, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
299 | AliMedium(8, "QUARZOO$", 21, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
300 | AliMedium(9, "GAP$", 41, 1, isxfld, sxmgmx,tmaxfd, .1, -deemax, epsil, -stmin); | |
301 | AliMedium(10, "ALUMINUM$", 50, 1, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
302 | AliMedium(11, "GLASS", 32, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
303 | AliMedium(12, "PCB_COPPER", 31, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); | |
304 | ||
305 | ||
306 | gMC->SetCerenkov(idtmed[1000], 26, ppckov, abscoMethane, efficAll, rIndexMethane); | |
307 | gMC->SetCerenkov(idtmed[1001], 26, ppckov, abscoMethane, efficAll, rIndexMethane); | |
308 | gMC->SetCerenkov(idtmed[1002], 26, ppckov, abscoQuarz, efficAll,rIndexQuarz); | |
309 | gMC->SetCerenkov(idtmed[1003], 26, ppckov, abscoFreon, efficAll,rIndexFreon); | |
310 | gMC->SetCerenkov(idtmed[1004], 26, ppckov, abscoMethane, efficAll, rIndexMethane); | |
311 | gMC->SetCerenkov(idtmed[1005], 26, ppckov, abscoCsI, efficCsI, rIndexMethane); | |
312 | gMC->SetCerenkov(idtmed[1006], 26, ppckov, abscoGrid, efficGrid, rIndexGrid); | |
313 | gMC->SetCerenkov(idtmed[1007], 26, ppckov, abscoOpaqueQuarz, efficAll, rIndexOpaqueQuarz); | |
314 | gMC->SetCerenkov(idtmed[1008], 26, ppckov, abscoMethane, efficAll, rIndexMethane); | |
315 | gMC->SetCerenkov(idtmed[1009], 26, ppckov, abscoGrid, efficGrid, rIndexGrid); | |
316 | gMC->SetCerenkov(idtmed[1010], 26, ppckov, abscoOpaqueQuarz, efficAll, rIndexOpaqueQuarz); | |
317 | }//AliRICHv3::CreateMaterials() | |
318 | ||
319 | ||
320 | void AliRICHv3::CreateGeometry() | |
321 | { | |
9d6c0962 | 322 | // Provides geometry structure for simulation (currently GEANT volumes tree) |
323 | if(IsDebugStart()) cout<<ClassName()<<"::CreateGeometry()>\n"; | |
9123a941 | 324 | |
325 | AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH"); | |
326 | AliRICHSegmentationV0* segmentation; | |
327 | AliRICHGeometry* geometry; | |
328 | AliRICHChamber* iChamber; | |
329 | ||
330 | iChamber = &(pRICH->Chamber(0)); | |
331 | segmentation=(AliRICHSegmentationV0*) iChamber->GetSegmentationModel(0); | |
332 | geometry=iChamber->GetGeometryModel(); | |
333 | ||
334 | Float_t distance; | |
335 | distance = geometry->GetFreonThickness()/2 + geometry->GetQuartzThickness() + geometry->GetGapThickness(); | |
336 | geometry->SetRadiatorToPads(distance); | |
337 | ||
338 | //Opaque quartz thickness | |
339 | Float_t oqua_thickness = .5; | |
340 | //CsI dimensions | |
341 | ||
342 | ||
343 | Float_t csi_width = segmentation->Npx()*segmentation->Dpx() + segmentation->DeadZone(); | |
344 | Float_t csi_length = segmentation->Npy()*segmentation->Dpy() + 2*segmentation->DeadZone(); | |
345 | ||
346 | ||
347 | Int_t *idtmed = fIdtmed->GetArray()-999; | |
348 | ||
349 | Int_t i; | |
350 | Float_t zs; | |
351 | Int_t idrotm[1099]; | |
352 | Float_t par[3]; | |
353 | ||
354 | // --- Define the RICH detector | |
355 | // External aluminium box | |
356 | par[0] = 68.8; | |
357 | par[1] = 13; //Original Settings | |
358 | par[2] = 70.86; | |
359 | gMC->Gsvolu("RICH", "BOX ", idtmed[1009], par, 3); | |
360 | ||
361 | // Air | |
362 | par[0] = 66.3; | |
363 | par[1] = 13; //Original Settings | |
364 | par[2] = 68.35; | |
365 | gMC->Gsvolu("SRIC", "BOX ", idtmed[1000], par, 3); | |
366 | ||
367 | // Air 2 (cutting the lower part of the box) | |
368 | ||
369 | par[0] = 1.25; | |
370 | par[1] = 3; //Original Settings | |
371 | par[2] = 70.86; | |
372 | gMC->Gsvolu("AIR2", "BOX ", idtmed[1000], par, 3); | |
373 | ||
374 | // Air 3 (cutting the lower part of the box) | |
375 | ||
376 | par[0] = 66.3; | |
377 | par[1] = 3; //Original Settings | |
378 | par[2] = 1.2505; | |
379 | gMC->Gsvolu("AIR3", "BOX ", idtmed[1000], par, 3); | |
380 | ||
381 | // Honeycomb | |
382 | par[0] = 66.3; | |
383 | par[1] = .188; //Original Settings | |
384 | par[2] = 68.35; | |
385 | gMC->Gsvolu("HONE", "BOX ", idtmed[1001], par, 3); | |
386 | ||
387 | // Aluminium sheet | |
388 | par[0] = 66.3; | |
389 | par[1] = .025; //Original Settings | |
390 | par[2] = 68.35; | |
391 | /*par[0] = 66.5; | |
392 | par[1] = .025; | |
393 | par[2] = 63.1;*/ | |
394 | gMC->Gsvolu("ALUM", "BOX ", idtmed[1009], par, 3); | |
395 | ||
396 | // Quartz | |
397 | par[0] = geometry->GetQuartzWidth()/2; | |
398 | par[1] = geometry->GetQuartzThickness()/2; | |
399 | par[2] = geometry->GetQuartzLength()/2; | |
400 | gMC->Gsvolu("QUAR", "BOX ", idtmed[1002], par, 3); | |
401 | ||
402 | // Spacers (cylinders) | |
403 | par[0] = 0.; | |
404 | par[1] = .5; | |
405 | par[2] = geometry->GetFreonThickness()/2; | |
406 | gMC->Gsvolu("SPAC", "TUBE", idtmed[1002], par, 3); | |
407 | ||
408 | // Feet (freon slabs supports) | |
409 | ||
410 | par[0] = .7; | |
411 | par[1] = .3; | |
412 | par[2] = 1.9; | |
413 | gMC->Gsvolu("FOOT", "BOX", idtmed[1009], par, 3); | |
414 | ||
415 | // Opaque quartz | |
416 | par[0] = geometry->GetQuartzWidth()/2; | |
417 | par[1] = .2; | |
418 | par[2] = geometry->GetQuartzLength()/2; | |
419 | gMC->Gsvolu("OQUA", "BOX ", idtmed[1007], par, 3); | |
420 | ||
421 | // Frame of opaque quartz | |
422 | par[0] = geometry->GetOuterFreonWidth()/2; | |
423 | par[1] = geometry->GetFreonThickness()/2; | |
424 | par[2] = geometry->GetOuterFreonLength()/2; | |
425 | gMC->Gsvolu("OQF1", "BOX ", idtmed[1007], par, 3); | |
426 | ||
427 | par[0] = geometry->GetInnerFreonWidth()/2; | |
428 | par[1] = geometry->GetFreonThickness()/2; | |
429 | par[2] = geometry->GetInnerFreonLength()/2; | |
430 | gMC->Gsvolu("OQF2", "BOX ", idtmed[1007], par, 3); | |
431 | ||
432 | ||
433 | // Freon | |
434 | par[0] = geometry->GetOuterFreonWidth()/2 - oqua_thickness; | |
435 | par[1] = geometry->GetFreonThickness()/2; | |
436 | par[2] = geometry->GetOuterFreonLength()/2 - 2*oqua_thickness; | |
437 | gMC->Gsvolu("FRE1", "BOX ", idtmed[1003], par, 3); | |
438 | ||
439 | par[0] = geometry->GetInnerFreonWidth()/2 - oqua_thickness; | |
440 | par[1] = geometry->GetFreonThickness()/2; | |
441 | par[2] = geometry->GetInnerFreonLength()/2 - 2*oqua_thickness; | |
442 | gMC->Gsvolu("FRE2", "BOX ", idtmed[1003], par, 3); | |
443 | ||
444 | // Methane | |
445 | par[0] = csi_width/2; | |
446 | par[1] = geometry->GetGapThickness()/2; | |
447 | par[2] = csi_length/2; | |
448 | gMC->Gsvolu("META", "BOX ", idtmed[1004], par, 3); | |
449 | ||
450 | // Methane gap | |
451 | par[0] = csi_width/2; | |
452 | par[1] = geometry->GetProximityGapThickness()/2; | |
453 | par[2] = csi_length/2; | |
454 | gMC->Gsvolu("GAP ", "BOX ", idtmed[1008], par, 3); | |
455 | ||
456 | // CsI photocathode | |
457 | par[0] = csi_width/2; | |
458 | par[1] = .25; | |
459 | par[2] = csi_length/2; | |
460 | gMC->Gsvolu("CSI ", "BOX ", idtmed[1005], par, 3); | |
461 | ||
462 | // Anode grid | |
463 | par[0] = 0.; | |
464 | par[1] = .001; | |
465 | par[2] = 20.; | |
466 | gMC->Gsvolu("GRID", "TUBE", idtmed[1006], par, 3); | |
467 | ||
468 | // Wire supports | |
469 | // Bar of metal | |
470 | ||
471 | par[0] = csi_width/2; | |
472 | par[1] = 1.05; | |
473 | par[2] = 1.05; | |
474 | gMC->Gsvolu("WSMe", "BOX ", idtmed[1009], par, 3); | |
475 | ||
476 | // Ceramic pick up (base) | |
477 | ||
478 | par[0] = csi_width/2; | |
479 | par[1] = .25; | |
480 | par[2] = 1.05; | |
481 | gMC->Gsvolu("WSG1", "BOX ", idtmed[1010], par, 3); | |
482 | ||
483 | // Ceramic pick up (head) | |
484 | ||
485 | par[0] = csi_width/2; | |
486 | par[1] = .1; | |
487 | par[2] = .1; | |
488 | gMC->Gsvolu("WSG2", "BOX ", idtmed[1010], par, 3); | |
489 | ||
490 | // Aluminium supports for methane and CsI | |
491 | // Short bar | |
492 | ||
493 | par[0] = csi_width/2; | |
494 | par[1] = geometry->GetGapThickness()/2 + .25; | |
495 | par[2] = (68.35 - csi_length/2)/2; | |
496 | gMC->Gsvolu("SMSH", "BOX", idtmed[1009], par, 3); | |
497 | ||
498 | // Long bar | |
499 | ||
500 | par[0] = (66.3 - csi_width/2)/2; | |
501 | par[1] = geometry->GetGapThickness()/2 + .25; | |
502 | par[2] = csi_length/2 + 68.35 - csi_length/2; | |
503 | gMC->Gsvolu("SMLG", "BOX", idtmed[1009], par, 3); | |
504 | ||
505 | // Aluminium supports for freon | |
506 | // Short bar | |
507 | ||
508 | par[0] = geometry->GetQuartzWidth()/2; | |
509 | par[1] = .3; | |
510 | par[2] = (68.35 - geometry->GetQuartzLength()/2)/2; | |
511 | gMC->Gsvolu("SFSH", "BOX", idtmed[1009], par, 3); | |
512 | ||
513 | // Long bar | |
514 | ||
515 | par[0] = (66.3 - geometry->GetQuartzWidth()/2)/2; | |
516 | par[1] = .3; | |
517 | par[2] = geometry->GetQuartzLength()/2 + 68.35 - geometry->GetQuartzLength()/2; | |
518 | gMC->Gsvolu("SFLG", "BOX", idtmed[1009], par, 3); | |
519 | ||
520 | // PCB backplane | |
521 | ||
522 | par[0] = csi_width/2; | |
523 | par[1] = .25; | |
524 | par[2] = csi_length/4 -.5025; | |
525 | gMC->Gsvolu("PCB ", "BOX", idtmed[1011], par, 3); | |
526 | ||
527 | ||
528 | // Backplane supports | |
529 | ||
530 | // Aluminium slab | |
531 | ||
532 | par[0] = 33.15; | |
533 | par[1] = 2; | |
534 | par[2] = 21.65; | |
535 | gMC->Gsvolu("BACK", "BOX", idtmed[1009], par, 3); | |
536 | ||
537 | // Big hole | |
538 | ||
539 | par[0] = 9.05; | |
540 | par[1] = 2; | |
541 | par[2] = 4.4625; | |
542 | gMC->Gsvolu("BKHL", "BOX", idtmed[1000], par, 3); | |
543 | ||
544 | // Small hole | |
545 | ||
546 | par[0] = 5.7; | |
547 | par[1] = 2; | |
548 | par[2] = 4.4625; | |
549 | gMC->Gsvolu("BKHS", "BOX", idtmed[1000], par, 3); | |
550 | ||
551 | // Place holes inside backplane support | |
552 | ||
553 | gMC->Gspos("BKHS", 1, "BACK", .8 + 5.7,0., .6 + 4.4625, 0, "ONLY"); | |
554 | gMC->Gspos("BKHS", 2, "BACK", -.8 - 5.7,0., .6 + 4.4625, 0, "ONLY"); | |
555 | gMC->Gspos("BKHS", 3, "BACK", .8 + 5.7,0., -.6 - 4.4625, 0, "ONLY"); | |
556 | gMC->Gspos("BKHS", 4, "BACK", -.8 - 5.7,0., -.6 - 4.4625, 0, "ONLY"); | |
557 | gMC->Gspos("BKHS", 5, "BACK", .8 + 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
558 | gMC->Gspos("BKHS", 6, "BACK", -.8 - 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
559 | gMC->Gspos("BKHS", 7, "BACK", .8 + 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
560 | gMC->Gspos("BKHS", 8, "BACK", -.8 - 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
561 | gMC->Gspos("BKHL", 1, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., .6 + 4.4625, 0, "ONLY"); | |
562 | gMC->Gspos("BKHL", 2, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 4.4625, 0, "ONLY"); | |
563 | gMC->Gspos("BKHL", 3, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 4.4625, 0, "ONLY"); | |
564 | gMC->Gspos("BKHL", 4, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 4.4625, 0, "ONLY"); | |
565 | gMC->Gspos("BKHL", 5, "BACK", .8 + 11.4+ 1.6 + 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
566 | gMC->Gspos("BKHL", 6, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY"); | |
567 | gMC->Gspos("BKHL", 7, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
568 | gMC->Gspos("BKHL", 8, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY"); | |
569 | ||
570 | ||
571 | ||
572 | // --- Places the detectors defined with GSVOLU | |
573 | // Place material inside RICH | |
574 | gMC->Gspos("SRIC", 1, "RICH", 0.,0., 0., 0, "ONLY"); | |
575 | gMC->Gspos("AIR2", 1, "RICH", 66.3 + 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); | |
576 | gMC->Gspos("AIR2", 2, "RICH", -66.3 - 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY"); | |
577 | gMC->Gspos("AIR3", 1, "RICH", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, -68.35 - 1.25, 0, "ONLY"); | |
578 | gMC->Gspos("AIR3", 2, "RICH", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 68.35 + 1.25, 0, "ONLY"); | |
579 | ||
580 | ||
581 | gMC->Gspos("ALUM", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.025, 0., 0, "ONLY"); | |
582 | gMC->Gspos("HONE", 1, "SRIC", 0., 1.276- geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .188, 0., 0, "ONLY"); | |
583 | gMC->Gspos("ALUM", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .025, 0., 0, "ONLY"); | |
584 | gMC->Gspos("FOOT", 1, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
585 | gMC->Gspos("FOOT", 2, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3 , 36.9, 0, "ONLY"); | |
586 | gMC->Gspos("FOOT", 3, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
587 | gMC->Gspos("FOOT", 4, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY"); | |
588 | gMC->Gspos("FOOT", 5, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
589 | gMC->Gspos("FOOT", 6, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
590 | gMC->Gspos("FOOT", 7, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
591 | gMC->Gspos("FOOT", 8, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY"); | |
592 | gMC->Gspos("OQUA", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .2, 0., 0, "ONLY"); | |
593 | ||
594 | // Supports placing | |
595 | ||
596 | // Methane supports | |
597 | gMC->Gspos("SMLG", 1, "SRIC", csi_width/2 + (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY"); | |
598 | gMC->Gspos("SMLG", 2, "SRIC", - csi_width/2 - (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY"); | |
599 | gMC->Gspos("SMSH", 1, "SRIC", 0., 1.276 + .25, csi_length/2 + (68.35 - csi_length/2)/2, 0, "ONLY"); | |
600 | gMC->Gspos("SMSH", 2, "SRIC", 0., 1.276 + .25, - csi_length/2 - (68.35 - csi_length/2)/2, 0, "ONLY"); | |
601 | ||
602 | //Freon supports | |
603 | ||
604 | Float_t supp_y = 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness() - .2 + .3; //y position of freon supports | |
605 | ||
606 | gMC->Gspos("SFLG", 1, "SRIC", geometry->GetQuartzWidth()/2 + (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY"); | |
607 | gMC->Gspos("SFLG", 2, "SRIC", - geometry->GetQuartzWidth()/2 - (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY"); | |
608 | gMC->Gspos("SFSH", 1, "SRIC", 0., supp_y, geometry->GetQuartzLength()/2 + (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY"); | |
609 | gMC->Gspos("SFSH", 2, "SRIC", 0., supp_y, - geometry->GetQuartzLength()/2 - (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY"); | |
610 | ||
611 | AliMatrix(idrotm[1019], 0., 0., 90., 0., 90., 90.); | |
612 | ||
613 | ||
614 | Int_t nspacers = 30; | |
615 | ||
616 | for (i = 0; i < nspacers/3; i++) { | |
617 | zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; | |
618 | gMC->Gspos("SPAC", i, "FRE1", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
619 | } | |
620 | ||
621 | for (i = nspacers/3; i < (nspacers*2)/3; i++) { | |
622 | zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
623 | gMC->Gspos("SPAC", i, "FRE1", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
624 | } | |
625 | ||
626 | for (i = (nspacers*2)/3; i < nspacers; ++i) { | |
627 | zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
628 | gMC->Gspos("SPAC", i, "FRE1", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
629 | } | |
630 | ||
631 | for (i = 0; i < nspacers/3; i++) { | |
632 | zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2; | |
633 | gMC->Gspos("SPAC", i, "FRE2", 10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
634 | } | |
635 | ||
636 | for (i = nspacers/3; i < (nspacers*2)/3; i++) { | |
637 | zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
638 | gMC->Gspos("SPAC", i, "FRE2", 0, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
639 | } | |
640 | ||
641 | for (i = (nspacers*2)/3; i < nspacers; ++i) { | |
642 | zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2; | |
643 | gMC->Gspos("SPAC", i, "FRE2", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings | |
644 | } | |
645 | ||
646 | ||
647 | gMC->Gspos("FRE1", 1, "OQF1", 0., 0., 0., 0, "ONLY"); | |
648 | gMC->Gspos("FRE2", 1, "OQF2", 0., 0., 0., 0, "ONLY"); | |
649 | gMC->Gspos("OQF1", 1, "SRIC", geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2 + 2, 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings (31.3) | |
650 | gMC->Gspos("OQF2", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings | |
651 | gMC->Gspos("OQF1", 3, "SRIC", - (geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2) - 2, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings (-31.3) | |
652 | gMC->Gspos("QUAR", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness()/2, 0., 0, "ONLY"); | |
653 | gMC->Gspos("GAP ", 1, "META", 0., geometry->GetGapThickness()/2 - geometry->GetProximityGapThickness()/2 - 0.0001, 0., 0, "ONLY"); | |
654 | gMC->Gspos("META", 1, "SRIC", 0., 1.276, 0., 0, "ONLY"); | |
655 | gMC->Gspos("CSI ", 1, "SRIC", 0., 1.276 + geometry->GetGapThickness()/2 + .25, 0., 0, "ONLY"); | |
656 | printf("CSI pos: %f\n",1.276 + geometry->GetGapThickness()/2 + .25); | |
657 | ||
658 | // Wire support placing | |
659 | ||
660 | gMC->Gspos("WSG2", 1, "GAP ", 0., geometry->GetProximityGapThickness()/2 - .1, 0., 0, "ONLY"); | |
661 | gMC->Gspos("WSG1", 1, "CSI ", 0., 0., 0., 0, "ONLY"); | |
662 | gMC->Gspos("WSMe", 1, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, 0., 0, "ONLY"); | |
663 | ||
664 | // Backplane placing | |
665 | ||
666 | gMC->Gspos("BACK", 1, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 43.3, 0, "ONLY"); | |
667 | gMC->Gspos("BACK", 2, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2 , 43.3, 0, "ONLY"); | |
668 | gMC->Gspos("BACK", 3, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); | |
669 | gMC->Gspos("BACK", 4, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY"); | |
670 | gMC->Gspos("BACK", 5, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); | |
671 | gMC->Gspos("BACK", 6, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY"); | |
672 | ||
673 | // PCB placing | |
674 | ||
675 | gMC->Gspos("PCB ", 1, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, csi_width/4 + .5025 + 2.5, 0, "ONLY"); | |
676 | gMC->Gspos("PCB ", 2, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, -csi_width/4 - .5025 - 2.5, 0, "ONLY"); | |
677 | ||
678 | // Place chambers into mother volume ALIC | |
679 | ||
9d6c0962 | 680 | Double_t dOffset = geometry->GetOffset() - geometry->GetGapThickness()/2; // distance from center of mother volume ALIC to methane |
681 | ||
682 | Double_t dAlpha = geometry->GetAlphaAngle(); // angle between centers of chambers - y-z plane | |
683 | Double_t dAlphaRad = dAlpha*kDegrad; | |
684 | ||
685 | Double_t dBeta = geometry->GetBetaAngle(); // angle between center of chambers - y-x plane | |
686 | Double_t dBetaRad = dBeta*kDegrad; | |
687 | ||
688 | Double_t dRotAngle = geometry->GetRotationAngle(); // the whole RICH is to be rotated in x-y plane + means clockwise rotation | |
689 | Double_t dRotAngleRad = dRotAngle*kDegrad; | |
690 | ||
691 | ||
692 | TRotMatrix *pRotMatrix; // tmp pointer | |
693 | ||
694 | TVector3 vector(0,dOffset,0); // Position of chamber 2 without rotation | |
695 | ||
9123a941 | 696 | // Chamber 0 standalone (no other chambers in this row) |
697 | AliMatrix(idrotm[1000], 90, -dRotAngle , 90-dAlpha , 90-dRotAngle , dAlpha , -90 ); | |
698 | pRotMatrix=new TRotMatrix("rot993","rot993", 90, -dRotAngle , 90-dAlpha , 90-dRotAngle , dAlpha , -90 ); | |
699 | ||
9d6c0962 | 700 | vector.SetXYZ(0,dOffset,0); vector.RotateX(dAlphaRad); |
701 | vector.RotateZ(-dRotAngleRad); | |
9123a941 | 702 | |
9d6c0962 | 703 | gMC->Gspos("RICH",1,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1000], "ONLY"); |
704 | Chamber(0).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 705 | // Chamber 1 |
706 | AliMatrix(idrotm[1001], 90, -dBeta-dRotAngle , 90 , 90-dBeta-dRotAngle , 0 , 0 ); | |
707 | pRotMatrix=new TRotMatrix("rot994","rot994", 90, -dBeta-dRotAngle , 90 , 90-dBeta-dRotAngle , 0 , 0 ); | |
708 | ||
9d6c0962 | 709 | vector.SetXYZ(0,dOffset,0); vector.RotateZ(-dBetaRad); |
710 | vector.RotateZ(-dRotAngleRad); | |
9123a941 | 711 | |
9d6c0962 | 712 | gMC->Gspos("RICH",2,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1001], "ONLY"); |
713 | Chamber(1).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 714 | // Chamber 2 the top one with no Alpha-Beta rotation |
715 | AliMatrix(idrotm[1002], 90, -dRotAngle , 90 , 90-dRotAngle , 0 , 0 ); | |
716 | pRotMatrix=new TRotMatrix("rot995","rot995", 90, -dRotAngle , 90 , 90-dRotAngle , 0 , 0 ); | |
717 | ||
9d6c0962 | 718 | vector.SetXYZ(0,dOffset,0); |
719 | vector.RotateZ(-dRotAngleRad); | |
720 | ||
721 | gMC->Gspos("RICH",3,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1002], "ONLY"); | |
722 | Chamber(2).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 723 | // Chamber 3 |
724 | AliMatrix(idrotm[1003], 90, dBeta-dRotAngle , 90. , 90+dBeta-dRotAngle , 0 , 0 ); | |
725 | pRotMatrix=new TRotMatrix("rot996","rot996", 90, dBeta-dRotAngle , 90. , 90+dBeta-dRotAngle , 0 , 0 ); | |
726 | ||
9d6c0962 | 727 | vector.SetXYZ(0,dOffset,0); vector.RotateZ(dBetaRad); |
728 | vector.RotateZ(-dRotAngleRad); | |
9123a941 | 729 | |
9d6c0962 | 730 | gMC->Gspos("RICH",4,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1003], "ONLY"); |
731 | Chamber(3).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 732 | // Chamber 4 |
733 | AliMatrix(idrotm[1004], 90, 360-dBeta-dRotAngle , 108.2 , 90-dBeta-dRotAngle , 18.2 , 90-dBeta ); | |
734 | pRotMatrix=new TRotMatrix("rot997","rot997", 90, 360-dBeta-dRotAngle , 108.2 , 90-dBeta-dRotAngle , 18.2 , 90-dBeta ); | |
735 | ||
9d6c0962 | 736 | vector.SetXYZ(0,dOffset,0); vector.RotateZ(-dBetaRad); vector.RotateX(-dAlphaRad); |
737 | vector.RotateZ(-dRotAngleRad); | |
9123a941 | 738 | |
9d6c0962 | 739 | gMC->Gspos("RICH",5,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1004], "ONLY"); |
740 | Chamber(4).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 741 | // Chamber 5 |
742 | AliMatrix(idrotm[1005], 90, -dRotAngle , 90+dAlpha , 90-dRotAngle , dAlpha , 90 ); | |
743 | pRotMatrix=new TRotMatrix("rot998","rot998", 90, -dRotAngle , 90+dAlpha , 90-dRotAngle , dAlpha , 90 ); | |
744 | ||
9d6c0962 | 745 | vector.SetXYZ(0,dOffset,0); vector.RotateX(-dAlphaRad); |
746 | vector.RotateZ(-dRotAngleRad); | |
747 | ||
748 | gMC->Gspos("RICH",6,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1005], "ONLY"); | |
749 | Chamber(5).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 750 | // Chamber 6 |
751 | AliMatrix(idrotm[1006], 90, dBeta-dRotAngle , 108.2 , 90+dBeta-dRotAngle , 18.2 , 90+dBeta ); | |
752 | pRotMatrix=new TRotMatrix("rot999","rot999", 90, dBeta-dRotAngle , 108.2 , 90+dBeta-dRotAngle , 18.2 , 90+dBeta ); | |
753 | ||
9d6c0962 | 754 | vector.SetXYZ(0,dOffset,0); vector.RotateZ(dBetaRad); vector.RotateX(-dAlphaRad); |
755 | vector.RotateZ(-dRotAngleRad); | |
756 | ||
757 | gMC->Gspos("RICH",7,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1006], "ONLY"); | |
758 | Chamber(6).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix); | |
9123a941 | 759 | |
760 | }//void AliRICHv3::CreateGeometry() | |
761 | ||
762 | ||
763 | ||
764 | ||
765 | void AliRICHv3::Init() | |
766 | { | |
9d6c0962 | 767 | // Makes nothing for a while |
768 | if(IsDebugStart()) cout<<ClassName()<<"::Init()>\n"; | |
9123a941 | 769 | |
770 | } | |
771 | ||
772 | ||
773 | void AliRICHv3::BuildGeometry() | |
9d6c0962 | 774 | { |
775 | // Provides geometry structure for event display (ROOT TNode tree) | |
776 | ||
777 | if(IsDebugStart()) cout<<ClassName()<<"::BuildGeometry()>\n"; | |
9123a941 | 778 | |
779 | TNode *node, *subnode, *top; | |
780 | ||
781 | const int kColorRICH = kRed; | |
782 | // | |
783 | top=gAlice->GetGeometry()->GetNode("alice"); | |
784 | ||
785 | AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH"); | |
9123a941 | 786 | AliRICHChamber* iChamber; |
787 | AliRICHGeometry* geometry; | |
788 | ||
789 | iChamber = &(pRICH->Chamber(0)); | |
9d6c0962 | 790 | AliRICHSegmentationV1* segmentation=(AliRICHSegmentationV1*) iChamber->GetSegmentationModel(0); |
9123a941 | 791 | geometry=iChamber->GetGeometryModel(); |
792 | ||
793 | new TBRIK("S_RICH","S_RICH","void",71.09999,11.5,73.15); | |
794 | ||
795 | Float_t padplane_width = segmentation->GetPadPlaneWidth(); | |
796 | Float_t padplane_length = segmentation->GetPadPlaneLength(); | |
797 | ||
798 | ||
799 | new TBRIK("PHOTO","PHOTO","void", padplane_width/2,.1,padplane_length/2); | |
800 | ||
801 | // Chamber 0 | |
802 | top->cd(); | |
803 | node = new TNode("RICH1","RICH1","S_RICH",Chamber(0).GetX(),Chamber(0).GetY(),Chamber(0).GetZ(),"rot993"); | |
804 | node->SetLineColor(kColorRICH); | |
805 | node->cd(); | |
806 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
807 | subnode->SetLineColor(kGreen); | |
808 | fNodes->Add(subnode); | |
809 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
810 | subnode->SetLineColor(kGreen); | |
811 | fNodes->Add(subnode); | |
812 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
813 | subnode->SetLineColor(kGreen); | |
814 | fNodes->Add(subnode); | |
815 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
816 | subnode->SetLineColor(kGreen); | |
817 | fNodes->Add(subnode); | |
818 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
819 | subnode->SetLineColor(kGreen); | |
820 | fNodes->Add(subnode); | |
821 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
822 | subnode->SetLineColor(kGreen); | |
823 | fNodes->Add(subnode); | |
824 | fNodes->Add(node); | |
825 | ||
826 | // Chamber 1 | |
827 | top->cd(); | |
828 | node = new TNode("RICH2","RICH2","S_RICH",Chamber(1).GetX(),Chamber(1).GetY(),Chamber(1).GetZ(),"rot994"); | |
829 | node->SetLineColor(kColorRICH); | |
830 | node->cd(); | |
831 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
832 | subnode->SetLineColor(kGreen); | |
833 | fNodes->Add(subnode); | |
834 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
835 | subnode->SetLineColor(kGreen); | |
836 | fNodes->Add(subnode); | |
837 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
838 | subnode->SetLineColor(kGreen); | |
839 | fNodes->Add(subnode); | |
840 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
841 | subnode->SetLineColor(kGreen); | |
842 | fNodes->Add(subnode); | |
843 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
844 | subnode->SetLineColor(kGreen); | |
845 | fNodes->Add(subnode); | |
846 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
847 | subnode->SetLineColor(kGreen); | |
848 | fNodes->Add(subnode); | |
849 | fNodes->Add(node); | |
850 | ||
851 | // Chamber 2 | |
852 | top->cd(); | |
853 | node = new TNode("RICH3","RICH3","S_RICH",Chamber(2).GetX(),Chamber(2).GetY(),Chamber(2).GetZ(),"rot995"); | |
854 | node->SetLineColor(kColorRICH); | |
855 | node->cd(); | |
856 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
857 | subnode->SetLineColor(kGreen); | |
858 | fNodes->Add(subnode); | |
859 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
860 | subnode->SetLineColor(kGreen); | |
861 | fNodes->Add(subnode); | |
862 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
863 | subnode->SetLineColor(kGreen); | |
864 | fNodes->Add(subnode); | |
865 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
866 | subnode->SetLineColor(kGreen); | |
867 | fNodes->Add(subnode); | |
868 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
869 | subnode->SetLineColor(kGreen); | |
870 | fNodes->Add(subnode); | |
871 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
872 | subnode->SetLineColor(kGreen); | |
873 | fNodes->Add(subnode); | |
874 | fNodes->Add(node); | |
875 | ||
876 | // Chamber 3 | |
877 | top->cd(); | |
878 | node = new TNode("RICH4","RICH4","S_RICH",Chamber(3).GetX(),Chamber(3).GetY(),Chamber(3).GetZ(),"rot996"); | |
879 | node->SetLineColor(kColorRICH); | |
880 | node->cd(); | |
881 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
882 | subnode->SetLineColor(kGreen); | |
883 | fNodes->Add(subnode); | |
884 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
885 | subnode->SetLineColor(kGreen); | |
886 | fNodes->Add(subnode); | |
887 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
888 | subnode->SetLineColor(kGreen); | |
889 | fNodes->Add(subnode); | |
890 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
891 | subnode->SetLineColor(kGreen); | |
892 | fNodes->Add(subnode); | |
893 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
894 | subnode->SetLineColor(kGreen); | |
895 | fNodes->Add(subnode); | |
896 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
897 | subnode->SetLineColor(kGreen); | |
898 | fNodes->Add(subnode); | |
899 | fNodes->Add(node); | |
900 | ||
901 | // Chamber 4 | |
902 | top->cd(); | |
903 | node = new TNode("RICH5","RICH5","S_RICH",Chamber(4).GetX(),Chamber(4).GetY(),Chamber(4).GetZ(),"rot997"); | |
904 | node->SetLineColor(kColorRICH); | |
905 | node->cd(); | |
906 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
907 | subnode->SetLineColor(kGreen); | |
908 | fNodes->Add(subnode); | |
909 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
910 | subnode->SetLineColor(kGreen); | |
911 | fNodes->Add(subnode); | |
912 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
913 | subnode->SetLineColor(kGreen); | |
914 | fNodes->Add(subnode); | |
915 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
916 | subnode->SetLineColor(kGreen); | |
917 | fNodes->Add(subnode); | |
918 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
919 | subnode->SetLineColor(kGreen); | |
920 | fNodes->Add(subnode); | |
921 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
922 | subnode->SetLineColor(kGreen); | |
923 | fNodes->Add(subnode); | |
924 | fNodes->Add(node); | |
925 | ||
926 | // Chamber 5 | |
927 | top->cd(); | |
928 | node = new TNode("RICH6","RICH6","S_RICH",Chamber(5).GetX(),Chamber(5).GetY(),Chamber(5).GetZ(),"rot998"); | |
929 | node->SetLineColor(kColorRICH); | |
930 | fNodes->Add(node);node->cd(); | |
931 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
932 | subnode->SetLineColor(kGreen); | |
933 | fNodes->Add(subnode); | |
934 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
935 | subnode->SetLineColor(kGreen); | |
936 | fNodes->Add(subnode); | |
937 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
938 | subnode->SetLineColor(kGreen); | |
939 | fNodes->Add(subnode); | |
940 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
941 | subnode->SetLineColor(kGreen); | |
942 | fNodes->Add(subnode); | |
943 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
944 | subnode->SetLineColor(kGreen); | |
945 | fNodes->Add(subnode); | |
946 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
947 | subnode->SetLineColor(kGreen); | |
948 | fNodes->Add(subnode); | |
949 | ||
950 | // Chamber 6 | |
951 | top->cd(); | |
952 | node = new TNode("RICH7","RICH7","S_RICH",Chamber(6).GetX(),Chamber(6).GetY(),Chamber(6).GetZ(),"rot999"); | |
953 | node->SetLineColor(kColorRICH); | |
954 | node->cd(); | |
955 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
956 | subnode->SetLineColor(kGreen); | |
957 | fNodes->Add(subnode); | |
958 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
959 | subnode->SetLineColor(kGreen); | |
960 | fNodes->Add(subnode); | |
961 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,""); | |
962 | subnode->SetLineColor(kGreen); | |
963 | fNodes->Add(subnode); | |
964 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
965 | subnode->SetLineColor(kGreen); | |
966 | fNodes->Add(subnode); | |
967 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
968 | subnode->SetLineColor(kGreen); | |
969 | fNodes->Add(subnode); | |
970 | subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,""); | |
971 | subnode->SetLineColor(kGreen); | |
972 | fNodes->Add(subnode); | |
973 | fNodes->Add(node); | |
974 | ||
975 | }//AliRICHv3::BuildGeometry() | |
9d6c0962 | 976 | |
977 | void AliRICHv3::StepManager() | |
978 | { | |
979 | // The active Step Manager is realised currently in AliRICHv3 for debug | |
980 | // leaving StepManager in AliRICH intact. To be removed in future. | |
981 | ||
982 | Int_t copy, id; | |
983 | static Int_t idvol; | |
984 | static Int_t vol[2]; | |
985 | Int_t ipart; | |
986 | static Float_t hits[22]; | |
987 | static Float_t ckovData[19]; | |
988 | TLorentzVector position; | |
989 | TLorentzVector momentum; | |
990 | Float_t pos[3]; | |
991 | Float_t mom[4]; | |
992 | Float_t localPos[3]; | |
993 | Float_t localMom[4]; | |
994 | Float_t localTheta,localPhi; | |
995 | Float_t theta,phi; | |
996 | Float_t destep, step; | |
997 | Float_t ranf[2]; | |
998 | Int_t nPads; | |
999 | Float_t coscerenkov; | |
1000 | static Float_t eloss, xhit, yhit, tlength; | |
1001 | const Float_t kBig=1.e10; | |
1002 | ||
1003 | TClonesArray &lhits = *fHits; | |
1004 | TParticle *current = (TParticle*)(*gAlice->Particles())[gAlice->CurrentTrack()]; | |
1005 | ||
1006 | //if (current->Energy()>1) | |
1007 | //{ | |
1008 | ||
1009 | // Only gas gap inside chamber | |
1010 | // Tag chambers and record hits when track enters | |
1011 | ||
1012 | idvol=-1; | |
1013 | id=gMC->CurrentVolID(copy); | |
1014 | Float_t cherenkovLoss=0; | |
1015 | //gAlice->KeepTrack(gAlice->CurrentTrack()); | |
1016 | ||
1017 | gMC->TrackPosition(position); | |
1018 | pos[0]=position(0); | |
1019 | pos[1]=position(1); | |
1020 | pos[2]=position(2); | |
1021 | //bzero((char *)ckovData,sizeof(ckovData)*19); | |
1022 | ckovData[1] = pos[0]; // X-position for hit | |
1023 | ckovData[2] = pos[1]; // Y-position for hit | |
1024 | ckovData[3] = pos[2]; // Z-position for hit | |
1025 | ckovData[6] = 0; // dummy track length | |
1026 | //ckovData[11] = gAlice->CurrentTrack(); | |
1027 | ||
1028 | //printf("\n+++++++++++\nTrack: %d\n++++++++++++\n",gAlice->CurrentTrack()); | |
1029 | ||
1030 | //AliRICH *RICH = (AliRICH *) gAlice->GetDetector("RICH"); | |
1031 | ||
1032 | /********************Store production parameters for Cerenkov photons************************/ | |
1033 | //is it a Cerenkov photon? | |
1034 | if (gMC->TrackPid() == 50000050) { | |
1035 | ||
1036 | //if (gMC->VolId("GAP ")==gMC->CurrentVolID(copy)) | |
1037 | //{ | |
1038 | Float_t ckovEnergy = current->Energy(); | |
1039 | //energy interval for tracking | |
1040 | if (ckovEnergy > 5.6e-09 && ckovEnergy < 7.8e-09 ) | |
1041 | //if (ckovEnergy > 0) | |
1042 | { | |
1043 | if (gMC->IsTrackEntering()){ //is track entering? | |
1044 | //printf("Track entered (1)\n"); | |
1045 | if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) | |
1046 | { //is it in freo? | |
1047 | if (gMC->IsNewTrack()){ //is it the first step? | |
1048 | //printf("I'm in!\n"); | |
1049 | Int_t mother = current->GetFirstMother(); | |
1050 | ||
1051 | //printf("Second Mother:%d\n",current->GetSecondMother()); | |
1052 | ||
1053 | ckovData[10] = mother; | |
1054 | ckovData[11] = gAlice->CurrentTrack(); | |
1055 | ckovData[12] = 1; //Media where photon was produced 1->Freon, 2->Quarz | |
1056 | //printf("Produced in FREO\n"); | |
1057 | fCkovNumber++; | |
1058 | fFreonProd=1; | |
1059 | //printf("Index: %d\n",fCkovNumber); | |
1060 | } //first step question | |
1061 | } //freo question | |
1062 | ||
1063 | if (gMC->IsNewTrack()){ //is it first step? | |
1064 | if (gMC->VolId("QUAR")==gMC->CurrentVolID(copy)) //is it in quarz? | |
1065 | { | |
1066 | ckovData[12] = 2; | |
1067 | //printf("Produced in QUAR\n"); | |
1068 | } //quarz question | |
1069 | } //first step question | |
1070 | ||
1071 | //printf("Before %d\n",fFreonProd); | |
1072 | } //track entering question | |
1073 | ||
1074 | if (ckovData[12] == 1) //was it produced in Freon? | |
1075 | //if (fFreonProd == 1) | |
1076 | { | |
1077 | if (gMC->IsTrackEntering()){ //is track entering? | |
1078 | //printf("Track entered (2)\n"); | |
1079 | //printf("Current volume (should be META): %s\n",gMC->CurrentVolName()); | |
1080 | //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("META"),gMC->CurrentVolID(copy)); | |
1081 | if (gMC->VolId("META")==gMC->CurrentVolID(copy)) //is it in gap? | |
1082 | { | |
1083 | //printf("Got in META\n"); | |
1084 | gMC->TrackMomentum(momentum); | |
1085 | mom[0]=momentum(0); | |
1086 | mom[1]=momentum(1); | |
1087 | mom[2]=momentum(2); | |
1088 | mom[3]=momentum(3); | |
1089 | // Z-position for hit | |
1090 | ||
1091 | ||
1092 | /**************** Photons lost in second grid have to be calculated by hand************/ | |
1093 | ||
1094 | Float_t cophi = TMath::Cos(TMath::ATan2(mom[0], mom[1])); | |
1095 | Float_t t = (1. - .025 / cophi) * (1. - .05 / cophi); | |
1096 | gMC->Rndm(ranf, 1); | |
1097 | //printf("grid calculation:%f\n",t); | |
1098 | if (ranf[0] > t) { | |
1099 | gMC->StopTrack(); | |
1100 | ckovData[13] = 5; | |
1101 | AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1102 | //printf("Added One (1)!\n"); | |
1103 | //printf("Lost one in grid\n"); | |
1104 | } | |
1105 | /**********************************************************************************/ | |
1106 | } //gap | |
1107 | ||
1108 | //printf("Current volume (should be CSI) (1): %s\n",gMC->CurrentVolName()); | |
1109 | //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy)); | |
1110 | if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy)) //is it in csi? | |
1111 | { | |
1112 | //printf("Got in CSI\n"); | |
1113 | gMC->TrackMomentum(momentum); | |
1114 | mom[0]=momentum(0); | |
1115 | mom[1]=momentum(1); | |
1116 | mom[2]=momentum(2); | |
1117 | mom[3]=momentum(3); | |
1118 | ||
1119 | /********* Photons lost by Fresnel reflection have to be calculated by hand********/ | |
1120 | /***********************Cerenkov phtons (always polarised)*************************/ | |
1121 | ||
1122 | Float_t cophi = TMath::Cos(TMath::ATan2(mom[0], mom[1])); | |
1123 | Float_t t = Fresnel(ckovEnergy*1e9,cophi,1); | |
1124 | gMC->Rndm(ranf, 1); | |
1125 | if (ranf[0] < t) { | |
1126 | gMC->StopTrack(); | |
1127 | ckovData[13] = 6; | |
1128 | AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1129 | //printf("Added One (2)!\n"); | |
1130 | //printf("Lost by Fresnel\n"); | |
1131 | } | |
1132 | /**********************************************************************************/ | |
1133 | } | |
1134 | } //track entering? | |
1135 | ||
1136 | ||
1137 | /********************Evaluation of losses************************/ | |
1138 | /******************still in the old fashion**********************/ | |
1139 | ||
1140 | TArrayI procs; | |
1141 | Int_t i1 = gMC->StepProcesses(procs); //number of physics mechanisms acting on the particle | |
1142 | for (Int_t i = 0; i < i1; ++i) { | |
1143 | // Reflection loss | |
1144 | if (procs[i] == kPLightReflection) { //was it reflected | |
1145 | ckovData[13]=10; | |
1146 | if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) | |
1147 | ckovData[13]=1; | |
1148 | if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR")) | |
1149 | ckovData[13]=2; | |
1150 | //gMC->StopTrack(); | |
1151 | //AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1152 | } //reflection question | |
1153 | ||
1154 | // Absorption loss | |
1155 | else if (procs[i] == kPLightAbsorption) { //was it absorbed? | |
1156 | //printf("Got in absorption\n"); | |
1157 | ckovData[13]=20; | |
1158 | if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) | |
1159 | ckovData[13]=11; | |
1160 | if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR")) | |
1161 | ckovData[13]=12; | |
1162 | if (gMC->CurrentVolID(copy) == gMC->VolId("META")) | |
1163 | ckovData[13]=13; | |
1164 | if (gMC->CurrentVolID(copy) == gMC->VolId("GAP ")) | |
1165 | ckovData[13]=13; | |
1166 | ||
1167 | if (gMC->CurrentVolID(copy) == gMC->VolId("SRIC")) | |
1168 | ckovData[13]=15; | |
1169 | ||
1170 | // CsI inefficiency | |
1171 | if (gMC->CurrentVolID(copy) == gMC->VolId("CSI ")) { | |
1172 | ckovData[13]=16; | |
1173 | } | |
1174 | gMC->StopTrack(); | |
1175 | AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1176 | //printf("Added One (3)!\n"); | |
1177 | //printf("Added cerenkov %d\n",fCkovNumber); | |
1178 | } //absorption question | |
1179 | ||
1180 | ||
1181 | // Photon goes out of tracking scope | |
1182 | else if (procs[i] == kPStop) { //is it below energy treshold? | |
1183 | ckovData[13]=21; | |
1184 | gMC->StopTrack(); | |
1185 | AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1186 | //printf("Added One (4)!\n"); | |
1187 | } // energy treshold question | |
1188 | } //number of mechanisms cycle | |
1189 | /**********************End of evaluation************************/ | |
1190 | } //freon production question | |
1191 | } //energy interval question | |
1192 | //}//inside the proximity gap question | |
1193 | } //cerenkov photon question | |
1194 | ||
1195 | /**************************************End of Production Parameters Storing*********************/ | |
1196 | ||
1197 | ||
1198 | /*******************************Treat photons that hit the CsI (Ckovs and Feedbacks)************/ | |
1199 | ||
1200 | if (gMC->TrackPid() == 50000050 || gMC->TrackPid() == 50000051) { | |
1201 | //printf("Cerenkov\n"); | |
1202 | ||
1203 | //if (gMC->TrackPid() == 50000051) | |
1204 | //printf("Tracking a feedback\n"); | |
1205 | ||
1206 | if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy)) | |
1207 | { | |
1208 | //printf("Current volume (should be CSI) (2): %s\n",gMC->CurrentVolName()); | |
1209 | //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy)); | |
1210 | //printf("Got in CSI\n"); | |
1211 | //printf("Tracking a %d\n",gMC->TrackPid()); | |
1212 | if (gMC->Edep() > 0.){ | |
1213 | gMC->TrackPosition(position); | |
1214 | gMC->TrackMomentum(momentum); | |
1215 | pos[0]=position(0); | |
1216 | pos[1]=position(1); | |
1217 | pos[2]=position(2); | |
1218 | mom[0]=momentum(0); | |
1219 | mom[1]=momentum(1); | |
1220 | mom[2]=momentum(2); | |
1221 | mom[3]=momentum(3); | |
1222 | Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; | |
1223 | Double_t rt = TMath::Sqrt(tc); | |
1224 | theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; | |
1225 | phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; | |
1226 | gMC->Gmtod(pos,localPos,1); | |
1227 | gMC->Gmtod(mom,localMom,2); | |
1228 | ||
1229 | gMC->CurrentVolOffID(2,copy); | |
1230 | vol[0]=copy; | |
1231 | idvol=vol[0]-1; | |
1232 | ||
1233 | //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol]) | |
1234 | //->Sector(localPos[0], localPos[2]); | |
1235 | //printf("Sector:%d\n",sector); | |
1236 | ||
1237 | /*if (gMC->TrackPid() == 50000051){ | |
1238 | fFeedbacks++; | |
1239 | printf("Feedbacks:%d\n",fFeedbacks); | |
1240 | }*/ | |
1241 | ||
1242 | //PH ((AliRICHChamber*) (*fChambers)[idvol]) | |
1243 | ((AliRICHChamber*)fChambers->At(idvol)) | |
1244 | ->SigGenInit(localPos[0], localPos[2], localPos[1]); | |
1245 | if(idvol<kNCH) { | |
1246 | ckovData[0] = gMC->TrackPid(); // particle type | |
1247 | ckovData[1] = pos[0]; // X-position for hit | |
1248 | ckovData[2] = pos[1]; // Y-position for hit | |
1249 | ckovData[3] = pos[2]; // Z-position for hit | |
1250 | ckovData[4] = theta; // theta angle of incidence | |
1251 | ckovData[5] = phi; // phi angle of incidence | |
1252 | ckovData[8] = (Float_t) fNSDigits; // first sdigit | |
1253 | ckovData[9] = -1; // last pad hit | |
1254 | ckovData[13] = 4; // photon was detected | |
1255 | ckovData[14] = mom[0]; | |
1256 | ckovData[15] = mom[1]; | |
1257 | ckovData[16] = mom[2]; | |
1258 | ||
1259 | destep = gMC->Edep(); | |
1260 | gMC->SetMaxStep(kBig); | |
1261 | cherenkovLoss += destep; | |
1262 | ckovData[7]=cherenkovLoss; | |
1263 | ||
1264 | nPads = Hits2SDigits(localPos[0],localPos[2],cherenkovLoss,idvol,kCerenkov); | |
1265 | ||
1266 | if (fNSDigits > (Int_t)ckovData[8]) { | |
1267 | ckovData[8]= ckovData[8]+1; | |
1268 | ckovData[9]= (Float_t) fNSDigits; | |
1269 | } | |
1270 | ||
1271 | //printf("Cerenkov loss: %f\n", cherenkovLoss); | |
1272 | ||
1273 | ckovData[17] = nPads; | |
1274 | //printf("nPads:%d",nPads); | |
1275 | ||
1276 | //TClonesArray *Hits = RICH->Hits(); | |
1277 | AliRICHHit *mipHit = (AliRICHHit*) (fHits->UncheckedAt(0)); | |
1278 | if (mipHit) | |
1279 | { | |
1280 | mom[0] = current->Px(); | |
1281 | mom[1] = current->Py(); | |
1282 | mom[2] = current->Pz(); | |
1283 | Float_t mipPx = mipHit->MomX(); | |
1284 | Float_t mipPy = mipHit->MomY(); | |
1285 | Float_t mipPz = mipHit->MomZ(); | |
1286 | ||
1287 | Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2]; | |
1288 | Float_t rt = TMath::Sqrt(r); | |
1289 | Float_t mipR = mipPx*mipPx + mipPy*mipPy + mipPz*mipPz; | |
1290 | Float_t mipRt = TMath::Sqrt(mipR); | |
1291 | if ((rt*mipRt) > 0) | |
1292 | { | |
1293 | coscerenkov = (mom[0]*mipPx + mom[1]*mipPy + mom[2]*mipPz)/(rt*mipRt); | |
1294 | } | |
1295 | else | |
1296 | { | |
1297 | coscerenkov = 0; | |
1298 | } | |
1299 | Float_t cherenkov = TMath::ACos(coscerenkov); | |
1300 | ckovData[18]=cherenkov; | |
1301 | } | |
1302 | //if (sector != -1) | |
1303 | //{ | |
1304 | AddHit(gAlice->CurrentTrack(),vol,ckovData); | |
1305 | AddCerenkov(gAlice->CurrentTrack(),vol,ckovData); | |
1306 | //printf("Added One (5)!\n"); | |
1307 | //} | |
1308 | } | |
1309 | } | |
1310 | } | |
1311 | } | |
1312 | ||
1313 | /***********************************************End of photon hits*********************************************/ | |
1314 | ||
1315 | ||
1316 | /**********************************************Charged particles treatment*************************************/ | |
1317 | ||
1318 | else if (gMC->TrackCharge()) | |
1319 | //else if (1 == 1) | |
1320 | { | |
1321 | //If MIP | |
1322 | /*if (gMC->IsTrackEntering()) | |
1323 | { | |
1324 | hits[13]=20;//is track entering? | |
1325 | }*/ | |
1326 | if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy)) | |
1327 | { | |
1328 | gMC->TrackMomentum(momentum); | |
1329 | mom[0]=momentum(0); | |
1330 | mom[1]=momentum(1); | |
1331 | mom[2]=momentum(2); | |
1332 | mom[3]=momentum(3); | |
1333 | hits [19] = mom[0]; | |
1334 | hits [20] = mom[1]; | |
1335 | hits [21] = mom[2]; | |
1336 | fFreonProd=1; | |
1337 | } | |
1338 | ||
1339 | if (gMC->VolId("GAP ")== gMC->CurrentVolID(copy)) { | |
1340 | // Get current particle id (ipart), track position (pos) and momentum (mom) | |
1341 | ||
1342 | gMC->CurrentVolOffID(3,copy); | |
1343 | vol[0]=copy; | |
1344 | idvol=vol[0]-1; | |
1345 | ||
1346 | //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol]) | |
1347 | //->Sector(localPos[0], localPos[2]); | |
1348 | //printf("Sector:%d\n",sector); | |
1349 | ||
1350 | gMC->TrackPosition(position); | |
1351 | gMC->TrackMomentum(momentum); | |
1352 | pos[0]=position(0); | |
1353 | pos[1]=position(1); | |
1354 | pos[2]=position(2); | |
1355 | mom[0]=momentum(0); | |
1356 | mom[1]=momentum(1); | |
1357 | mom[2]=momentum(2); | |
1358 | mom[3]=momentum(3); | |
1359 | gMC->Gmtod(pos,localPos,1); | |
1360 | gMC->Gmtod(mom,localMom,2); | |
1361 | ||
1362 | ipart = gMC->TrackPid(); | |
1363 | // | |
1364 | // momentum loss and steplength in last step | |
1365 | destep = gMC->Edep(); | |
1366 | step = gMC->TrackStep(); | |
1367 | ||
1368 | // | |
1369 | // record hits when track enters ... | |
1370 | if( gMC->IsTrackEntering()) { | |
1371 | // gMC->SetMaxStep(fMaxStepGas); | |
1372 | Double_t tc = mom[0]*mom[0]+mom[1]*mom[1]; | |
1373 | Double_t rt = TMath::Sqrt(tc); | |
1374 | theta = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg; | |
1375 | phi = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg; | |
1376 | ||
1377 | ||
1378 | Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2]; | |
1379 | Double_t localRt = TMath::Sqrt(localTc); | |
1380 | localTheta = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])))*kRaddeg; | |
1381 | localPhi = Float_t(TMath::ATan2(Double_t(localMom[2]),Double_t(localMom[0])))*kRaddeg; | |
1382 | ||
1383 | hits[0] = Float_t(ipart); // particle type | |
1384 | hits[1] = localPos[0]; // X-position for hit | |
1385 | hits[2] = localPos[1]; // Y-position for hit | |
1386 | hits[3] = localPos[2]; // Z-position for hit | |
1387 | hits[4] = localTheta; // theta angle of incidence | |
1388 | hits[5] = localPhi; // phi angle of incidence | |
1389 | hits[8] = (Float_t) fNSDigits; // first sdigit | |
1390 | hits[9] = -1; // last pad hit | |
1391 | hits[13] = fFreonProd; // did id hit the freon? | |
1392 | hits[14] = mom[0]; | |
1393 | hits[15] = mom[1]; | |
1394 | hits[16] = mom[2]; | |
1395 | hits[18] = 0; // dummy cerenkov angle | |
1396 | ||
1397 | tlength = 0; | |
1398 | eloss = 0; | |
1399 | fFreonProd = 0; | |
1400 | ||
1401 | Chamber(idvol).LocaltoGlobal(localPos,hits+1); | |
1402 | ||
1403 | ||
1404 | //To make chamber coordinates x-y had to pass localPos[0], localPos[2] | |
1405 | xhit = localPos[0]; | |
1406 | yhit = localPos[2]; | |
1407 | // Only if not trigger chamber | |
1408 | if(idvol<kNCH) { | |
1409 | // | |
1410 | // Initialize hit position (cursor) in the segmentation model | |
1411 | //PH ((AliRICHChamber*) (*fChambers)[idvol]) | |
1412 | ((AliRICHChamber*)fChambers->At(idvol)) | |
1413 | ->SigGenInit(localPos[0], localPos[2], localPos[1]); | |
1414 | } | |
1415 | } | |
1416 | ||
1417 | // | |
1418 | // Calculate the charge induced on a pad (disintegration) in case | |
1419 | // | |
1420 | // Mip left chamber ... | |
1421 | if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){ | |
1422 | gMC->SetMaxStep(kBig); | |
1423 | eloss += destep; | |
1424 | tlength += step; | |
1425 | ||
1426 | ||
1427 | // Only if not trigger chamber | |
1428 | if(idvol<kNCH) { | |
1429 | if (eloss > 0) | |
1430 | { | |
1431 | if(gMC->TrackPid() == kNeutron) | |
1432 | printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n"); | |
1433 | nPads = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); | |
1434 | hits[17] = nPads; | |
1435 | //printf("nPads:%d",nPads); | |
1436 | } | |
1437 | } | |
1438 | ||
1439 | hits[6]=tlength; | |
1440 | hits[7]=eloss; | |
1441 | if (fNSDigits > (Int_t)hits[8]) { | |
1442 | hits[8]= hits[8]+1; | |
1443 | hits[9]= (Float_t) fNSDigits; | |
1444 | } | |
1445 | ||
1446 | //if(sector !=-1) | |
1447 | new(lhits[fNhits++]) AliRICHHit(fIshunt,gAlice->CurrentTrack(),vol,hits); | |
1448 | eloss = 0; | |
1449 | // | |
1450 | // Check additional signal generation conditions | |
1451 | // defined by the segmentation | |
1452 | // model (boundary crossing conditions) | |
1453 | } else if | |
1454 | //PH (((AliRICHChamber*) (*fChambers)[idvol]) | |
1455 | (((AliRICHChamber*)fChambers->At(idvol)) | |
1456 | ->SigGenCond(localPos[0], localPos[2], localPos[1])) | |
1457 | { | |
1458 | //PH ((AliRICHChamber*) (*fChambers)[idvol]) | |
1459 | ((AliRICHChamber*)fChambers->At(idvol)) | |
1460 | ->SigGenInit(localPos[0], localPos[2], localPos[1]); | |
1461 | if (eloss > 0) | |
1462 | { | |
1463 | if(gMC->TrackPid() == kNeutron) | |
1464 | printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n"); | |
1465 | nPads = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); | |
1466 | hits[17] = nPads; | |
1467 | //printf("Npads:%d",NPads); | |
1468 | } | |
1469 | xhit = localPos[0]; | |
1470 | yhit = localPos[2]; | |
1471 | eloss = destep; | |
1472 | tlength += step ; | |
1473 | // | |
1474 | // nothing special happened, add up energy loss | |
1475 | } else { | |
1476 | eloss += destep; | |
1477 | tlength += step ; | |
1478 | } | |
1479 | } | |
1480 | } | |
1481 | /*************************************************End of MIP treatment**************************************/ | |
1482 | //} | |
1483 | }// void AliRICHv3::StepManager() |