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8417fa6a | 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 | /* $Id: AliPMDv1.cxx 18594 2007-05-15 13:28:06Z hristov $ */ | |
16 | ||
17 | // | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Photon Multiplicity Detector Version 1 // | |
21 | // Bedanga Mohanty : February 14th 2006 | |
22 | // // | |
23 | //Begin_Html | |
24 | /* | |
25 | <img src="picts/AliPMDv1Class.gif"> | |
26 | */ | |
27 | //End_Html | |
28 | // // | |
29 | /////////////////////////////////////////////////////////////////////////////// | |
30 | //// | |
31 | ||
f7a1cc68 | 32 | #include <Riostream.h> |
33 | #include <TGeoGlobalMagField.h> | |
8417fa6a | 34 | #include <TVirtualMC.h> |
35 | ||
36 | #include "AliConst.h" | |
37 | #include "AliLog.h" | |
38 | #include "AliMC.h" | |
39 | #include "AliMagF.h" | |
40 | #include "AliPMDv2008.h" | |
41 | #include "AliRun.h" | |
42 | ||
43 | const Int_t AliPMDv2008::fgkNcolUM1 = 48; // Number of cols in UM, type 1 | |
44 | const Int_t AliPMDv2008::fgkNcolUM2 = 96; // Number of cols in UM, type 2 | |
45 | const Int_t AliPMDv2008::fgkNrowUM1 = 96; // Number of rows in UM, type 1 | |
46 | const Int_t AliPMDv2008::fgkNrowUM2 = 48; // Number of rows in UM, type 2 | |
47 | const Float_t AliPMDv2008::fgkCellRadius = 0.25; // Radius of a hexagonal cell | |
48 | const Float_t AliPMDv2008::fgkCellWall = 0.02; // Thickness of cell Wall | |
49 | const Float_t AliPMDv2008::fgkCellDepth = 0.50; // Gas thickness | |
50 | const Float_t AliPMDv2008::fgkThBase = 0.2; // Thickness of Base plate | |
51 | const Float_t AliPMDv2008::fgkThBKP = 0.1; // Thickness of Back plane | |
52 | const Float_t AliPMDv2008::fgkThAir = 1.03; // Thickness of Air | |
53 | const Float_t AliPMDv2008::fgkThPCB = 0.16; // Thickness of PCB | |
54 | const Float_t AliPMDv2008::fgkThLead = 1.5; // Thickness of Pb | |
55 | const Float_t AliPMDv2008::fgkThSteel = 0.5; // Thickness of Steel | |
56 | const Float_t AliPMDv2008::fgkGap = 0.025; // Air Gap | |
57 | const Float_t AliPMDv2008::fgkZdist = 361.5; // z-position of the detector | |
58 | const Float_t AliPMDv2008::fgkSqroot3 = 1.7320508;// Square Root of 3 | |
59 | const Float_t AliPMDv2008::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2 | |
60 | const Float_t AliPMDv2008::fgkSSBoundary = 0.3; | |
61 | const Float_t AliPMDv2008::fgkThSS = 1.03; | |
62 | const Float_t AliPMDv2008::fgkThG10 = 1.03; | |
63 | ClassImp(AliPMDv2008) | |
64 | ||
65 | //_____________________________________________________________________________ | |
66 | AliPMDv2008::AliPMDv2008(): | |
67 | fSMthick(0.), | |
68 | fDthick(0.), | |
69 | fSMLengthax(0.), | |
70 | fSMLengthay(0.), | |
71 | fSMLengthbx(0.), | |
72 | fSMLengthby(0.), | |
73 | fMedSens(0) | |
74 | { | |
75 | // | |
76 | // Default constructor | |
77 | // | |
78 | for (Int_t i = 0; i < 3; i++) | |
79 | { | |
80 | fDboxmm1[i] = 0.; | |
81 | fDboxmm12[i] = 0.; | |
82 | fDboxmm2[i] = 0.; | |
83 | fDboxmm22[i] = 0.; | |
84 | } | |
85 | } | |
86 | ||
87 | //_____________________________________________________________________________ | |
88 | AliPMDv2008::AliPMDv2008(const char *name, const char *title): | |
89 | AliPMD(name,title), | |
90 | fSMthick(0.), | |
91 | fDthick(0.), | |
92 | fSMLengthax(0.), | |
93 | fSMLengthay(0.), | |
94 | fSMLengthbx(0.), | |
95 | fSMLengthby(0.), | |
96 | fMedSens(0) | |
97 | { | |
98 | // | |
99 | // Standard constructor | |
100 | // | |
101 | for (Int_t i = 0; i < 3; i++) | |
102 | { | |
103 | fDboxmm1[i] = 0.; | |
104 | fDboxmm12[i] = 0.; | |
105 | fDboxmm2[i] = 0.; | |
106 | fDboxmm22[i] = 0.; | |
107 | } | |
108 | } | |
109 | ||
110 | //_____________________________________________________________________________ | |
111 | void AliPMDv2008::CreateGeometry() | |
112 | { | |
113 | // Create geometry for Photon Multiplicity Detector | |
114 | ||
115 | GetParameters(); | |
116 | CreateSupermodule(); | |
117 | CreatePMD(); | |
118 | } | |
119 | ||
120 | //_____________________________________________________________________________ | |
121 | void AliPMDv2008::CreateSupermodule() | |
122 | { | |
123 | // | |
124 | // Creates the geometry of the cells of PMD, places them in supermodule | |
125 | // which is a rectangular object. | |
126 | // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is | |
127 | // placed inside another hexagonal cell made of Cu (ECCU) with larger | |
128 | // radius, compared to ECAR. The difference in radius gives the dimension | |
129 | // of half width of each cell wall. | |
130 | // These cells are placed in a rectangular strip which are of 2 types | |
131 | // EST1 and EST2 | |
132 | // 2 types of unit modules are made EUM1 and EUM2 which contains these strips | |
133 | // placed repeatedly | |
134 | // Each supermodule (ESMA, ESMB), made of G10 is filled with following | |
135 | //components. They have 6 unit moudles inside them | |
136 | // ESMA, ESMB are placed in EPMD along with EMPB (Pb converter) | |
137 | // and EMFE (iron support) | |
138 | ||
139 | ||
140 | Int_t i,j; | |
141 | Int_t number; | |
142 | Int_t ihrotm,irotdm; | |
143 | Float_t xb, yb, zb; | |
144 | ||
145 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
146 | ||
147 | AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.); | |
148 | AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.); | |
149 | ||
150 | // STEP - I | |
151 | //******************************************************// | |
152 | // First create the sensitive medium of a hexagon cell (ECAR) | |
153 | // Inner hexagon filled with gas (Ar+CO2) | |
154 | ||
155 | Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23}; | |
156 | hexd2[4] = -fgkCellDepth/2.; | |
157 | hexd2[7] = fgkCellDepth/2.; | |
158 | hexd2[6] = fgkCellRadius - fgkCellWall; | |
159 | hexd2[9] = fgkCellRadius - fgkCellWall; | |
160 | ||
161 | gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10); | |
162 | //******************************************************// | |
163 | ||
164 | // STEP - II | |
165 | //******************************************************// | |
166 | // Place the sensitive medium inside a hexagon copper cell (ECCU) | |
167 | // Outer hexagon made of Copper | |
168 | ||
169 | Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25}; | |
170 | hexd1[4] = -fgkCellDepth/2.; | |
171 | hexd1[7] = fgkCellDepth/2.; | |
172 | hexd1[6] = fgkCellRadius; | |
173 | hexd1[9] = fgkCellRadius; | |
174 | ||
175 | gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10); | |
176 | ||
177 | // Place inner hex (sensitive volume) inside outer hex (copper) | |
178 | ||
179 | gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY"); | |
180 | //******************************************************// | |
181 | ||
182 | // STEP - III | |
183 | //******************************************************// | |
184 | // Now create Rectangular TWO strips (EST1, EST2) | |
185 | // of 1 column and 48 or 96 cells length | |
186 | ||
187 | // volume for first strip EST1 made of AIR | |
188 | ||
189 | Float_t dbox1[3]; | |
190 | dbox1[0] = fgkCellRadius/fgkSqroot3by2; | |
191 | dbox1[1] = fgkNrowUM1*fgkCellRadius; | |
192 | dbox1[2] = fgkCellDepth/2.; | |
193 | ||
194 | gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3); | |
195 | ||
196 | // volume for second strip EST2 | |
197 | ||
198 | ||
199 | Float_t dbox2[3]; | |
200 | dbox2[1] = fgkNrowUM2*fgkCellRadius; | |
201 | dbox2[0] = dbox1[0]; | |
202 | dbox2[2] = dbox1[2]; | |
203 | ||
204 | gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3); | |
205 | ||
206 | // Place hexagonal cells ECCU placed inside EST1 | |
207 | xb = 0.; | |
208 | zb = 0.; | |
209 | yb = (dbox1[1]) - fgkCellRadius; | |
210 | for (i = 1; i <= fgkNrowUM1; ++i) | |
211 | { | |
212 | number = i; | |
213 | gMC->Gspos("ECCU", number, "EST1", xb,yb,zb, 0, "ONLY"); | |
214 | yb -= (fgkCellRadius*2.); | |
215 | } | |
216 | ||
217 | // Place hexagonal cells ECCU placed inside EST2 | |
218 | xb = 0.; | |
219 | zb = 0.; | |
220 | yb = (dbox2[1]) - fgkCellRadius; | |
221 | for (i = 1; i <= fgkNrowUM2; ++i) | |
222 | { | |
223 | number = i; | |
224 | gMC->Gspos("ECCU", number, "EST2", xb,yb,zb, 0, "ONLY"); | |
225 | //PH cout << "ECCU in EST2 ==> " << number << "\t"<<xb << "\t"<<yb <<endl; | |
226 | yb -= (fgkCellRadius*2.); | |
227 | } | |
228 | ||
229 | ||
230 | //******************************************************// | |
231 | ||
232 | ||
233 | // STEP - IV | |
234 | //******************************************************// | |
235 | // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX) | |
236 | //---------------------------------EHC1 Start----------------------// | |
237 | // Create EHC1 : The honey combs for a unit module type 1 | |
238 | // First step is to create a honey comb unit module. | |
239 | // This is named as EHC1, we will lay the EST1 strips of | |
240 | // honey comb cells inside it. | |
241 | ||
242 | //Dimensions of EHC1 | |
243 | //X-dimension = Number of columns + cell radius | |
244 | //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor) | |
245 | //Z-dimension = cell depth/2 | |
246 | ||
247 | Float_t dbox3[3]; | |
248 | dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.); | |
249 | dbox3[1] = dbox1[1]+fgkCellRadius/2.; | |
250 | dbox3[2] = fgkCellDepth/2.; | |
251 | ||
252 | //Create a BOX, Material AIR | |
253 | gMC->Gsvolu("EHC1","BOX", idtmed[698], dbox3, 3); | |
254 | // Place rectangular strips EST1 inside EHC1 unit module | |
255 | xb = dbox3[0]-dbox1[0]; | |
256 | ||
257 | for (j = 1; j <= fgkNcolUM1; ++j) | |
258 | { | |
259 | if(j%2 == 0) | |
260 | { | |
261 | yb = -fgkCellRadius/2.0; | |
262 | } | |
263 | else | |
264 | { | |
265 | yb = fgkCellRadius/2.0; | |
266 | } | |
267 | number = j; | |
268 | gMC->Gspos("EST1",number, "EHC1", xb, yb , 0. , 0, "MANY"); | |
269 | //The strips are being placed from top towards bottom of the module | |
270 | //This is because the first cell in a module in hardware is the top | |
271 | //left corner cell | |
272 | xb = (dbox3[0]-dbox1[0])-j*fgkCellRadius*fgkSqroot3; | |
273 | ||
274 | } | |
275 | //--------------------EHC1 done----------------------------------// | |
276 | ||
277 | ||
278 | //---------------------------------EHC2 Start----------------------// | |
279 | // Create EHC2 : The honey combs for a unit module type 2 | |
280 | // First step is to create a honey comb unit module. | |
281 | // This is named as EHC2, we will lay the EST2 strips of | |
282 | // honey comb cells inside it. | |
283 | ||
284 | //Dimensions of EHC2 | |
285 | //X-dimension = Number of columns + cell radius | |
286 | //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor) | |
287 | //Z-dimension = cell depth/2 | |
288 | ||
289 | dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.); | |
290 | dbox3[1] = dbox1[1]+fgkCellRadius/2.; | |
291 | dbox3[2] = fgkCellDepth/2.; | |
292 | ||
293 | Float_t dbox4[3]; | |
294 | ||
295 | dbox4[0] =(dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.); | |
296 | dbox4[1] = dbox2[1] + fgkCellRadius/2.; | |
297 | dbox4[2] = dbox3[2]; | |
298 | ||
299 | //Create a BOX of AIR | |
300 | gMC->Gsvolu("EHC2","BOX", idtmed[698], dbox4, 3); | |
301 | ||
302 | // Place rectangular strips EST2 inside EHC2 unit module | |
303 | xb = dbox4[0]-dbox2[0]; | |
304 | for (j = 1; j <= fgkNcolUM2; ++j) | |
305 | { | |
306 | if(j%2 == 0) | |
307 | { | |
308 | yb = -fgkCellRadius/2.0; | |
309 | } | |
310 | else | |
311 | { | |
312 | yb = +fgkCellRadius/2.0; | |
313 | } | |
314 | number = j; | |
315 | gMC->Gspos("EST2",number, "EHC2", xb, yb , 0. ,0, "MANY"); | |
316 | xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3; | |
317 | } | |
318 | ||
319 | ||
320 | //--------------------EHC2 done----------------------------------// | |
321 | ||
322 | ||
323 | // Now the job is to assmeble an Unit module | |
324 | // It will have the following components | |
325 | // (a) Base plate of G10 of 0.2 cm | |
326 | // (b) Air gap of 0.05 cm | |
327 | // (c) Bottom PCB of 0.16 cm G10 | |
328 | // (d) Honey comb 0f 0.5 cm | |
329 | // (e) Top PCB of 0.16 cm G10 | |
330 | // (f) Air gap of 0.16 cm | |
331 | // (g) Back Plane of 0.1 cm G10 | |
332 | // (h) Then all around then we have an air gap of 0.5mm | |
333 | // (i) Then all around 0.5mm thick G10 insulation | |
334 | // (h) Then all around Stainless Steel boundary channel 0.3 cm thick | |
335 | //Let us first create them one by one | |
336 | //---------------------------------------------------// | |
337 | ||
338 | // ---------------- Lets do it first for UM Type A -----// | |
339 | ||
340 | //--------------------------------------------------// | |
341 | //Bottom and Top PCB : EPCA | |
342 | //=========================== | |
343 | // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module A | |
344 | // X-dimension same as EHC1 - dbox3[0] | |
345 | // Y-dimension same as EHC1 - dbox3[1] | |
346 | // Z-dimension 0.16/2 = 0.08 cm | |
347 | //-------------------------------------------------// | |
348 | Float_t dboxPcbA[3]; | |
349 | dboxPcbA[0] = dbox3[0]; | |
350 | dboxPcbA[1] = dbox3[1]; | |
351 | dboxPcbA[2] = fgkThPCB/2.; | |
352 | ||
353 | //Top and Bottom PCB is a BOX of Material G10 | |
354 | gMC->Gsvolu("EPCA","BOX", idtmed[607], dboxPcbA, 3); | |
355 | //--------------------------------------------------------// | |
356 | //Back Plane : EBKA | |
357 | //================== | |
358 | // Make a 1.0mm thick Back Plane PCB for Unit module A | |
359 | // X-dimension same as EHC1 - dbox3[0] | |
360 | // Y-dimension same as EHC1 - dbox3[1] | |
361 | // Z-dimension 0.1/2 = 0.05 cm | |
362 | //------------------------------------------------------// | |
363 | Float_t dboxBPlaneA[3]; | |
364 | dboxBPlaneA[0] = dbox3[0]; | |
365 | dboxBPlaneA[1] = dbox3[1]; | |
366 | dboxBPlaneA[2] = fgkThBKP/2.; | |
367 | ||
368 | //Back PLane PCB of MAterial G10 | |
369 | gMC->Gsvolu("EBKA","BOX", idtmed[607], dboxBPlaneA, 3); | |
370 | //-------------------------------------------------------------// | |
371 | ||
372 | //---------- That was all in the Z -direction of Unit Module A----// | |
373 | ||
374 | // Now lets us construct the boundary arround the Unit Module --// | |
375 | // This boundary has | |
376 | // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap | |
377 | // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10 | |
378 | // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel | |
379 | ||
380 | ||
381 | ||
382 | //-------------------------------------------------// | |
383 | //AIR GAP between UM and Boundary : ECGA FOR PRESHOWER PLANE | |
384 | //========================================================== | |
385 | // Make a 10.3mm thick Air gap for Unit module A | |
386 | // X-dimension same as EHC1+0.05 | |
387 | // Y-dimension same as EHC1+0.05 | |
388 | // Z-dimension 1.03/2 = 0.515 cm | |
389 | Float_t dboxAir3A[3]; | |
390 | dboxAir3A[0] = dbox3[0]+(2.0*fgkGap); | |
391 | dboxAir3A[1] = dbox3[1]+(2.0*fgkGap); | |
392 | dboxAir3A[2] = fgkThAir/2.; | |
393 | ||
394 | //FOR PRESHOWER | |
395 | //Air gap is a BOX of Material Air | |
396 | gMC->Gsvolu("ECGA","BOX", idtmed[698], dboxAir3A, 3); | |
397 | ||
398 | //FOR VETO | |
399 | //Air gap is a BOX of Material Air | |
400 | gMC->Gsvolu("ECVA","BOX", idtmed[698], dboxAir3A, 3); | |
401 | //-------------------------------------------------// | |
402 | ||
403 | //-------------------------------------------------// | |
404 | //G10 boundary between honeycomb and SS : EDGA | |
405 | //================================================ | |
406 | // Make a 10.3mm thick G10 Boundary for Unit module A | |
407 | // X-dimension same as EHC1+Airgap+0.05 | |
408 | // Y-dimension same as EHC1+Airgap+0.05 | |
409 | // Z-dimension 1.03/2 = 0.515 cm | |
410 | Float_t dboxGGA[3]; | |
411 | dboxGGA[0] = dboxAir3A[0]+(2.0*fgkGap); | |
412 | dboxGGA[1] = dboxAir3A[1]+(2.0*fgkGap); | |
413 | dboxGGA[2] = fgkThG10/2.; | |
414 | ||
415 | //FOR PRESHOWER | |
416 | //G10 BOX | |
417 | gMC->Gsvolu("EDGA","BOX", idtmed[607], dboxGGA, 3); | |
418 | ||
419 | //FOR VETO | |
420 | //G10 BOX | |
421 | gMC->Gsvolu("EDVA","BOX", idtmed[607], dboxGGA, 3); | |
422 | ||
423 | //-------------------------------------------------// | |
424 | //----------------------------------------------------------// | |
425 | //Stainless Steel Bounadry : ESSA | |
426 | //================================== | |
427 | // Make a 10.3mm thick Stainless Steel boundary for Unit module A | |
428 | // X-dimension same as EHC1 + Airgap + G10 + 0.3 | |
429 | // Y-dimension same as EHC1 + Airgap + G10 + 0.3 | |
430 | // Z-dimension 1.03/2 = 0.515 cm | |
431 | //------------------------------------------------------// | |
432 | // A Stainless Steel Boundary Channel to house the unit module | |
433 | ||
434 | Float_t dboxSS1[3]; | |
435 | dboxSS1[0] = dboxGGA[0]+fgkSSBoundary; | |
436 | dboxSS1[1] = dboxGGA[1]+fgkSSBoundary; | |
437 | dboxSS1[2] = fgkThSS/2.; | |
438 | ||
439 | //FOR PRESHOWER | |
440 | ||
441 | //Stainless Steel boundary - Material Stainless Steel | |
442 | gMC->Gsvolu("ESSA","BOX", idtmed[618], dboxSS1, 3); | |
443 | ||
444 | //FOR VETO | |
445 | //Stainless Steel boundary - Material Stainless Steel | |
446 | gMC->Gsvolu("ESVA","BOX", idtmed[618], dboxSS1, 3); | |
447 | ||
448 | //----------------------------------------------------------------// | |
449 | ||
450 | //----------------------------------------------------------------// | |
451 | // Here we need to place the volume in order ESSA -> EDGA -> ECGA | |
452 | // this makes the SS boundary and the 0.5mm thick FR4 insulation in place, | |
453 | // and the air volume ECGA acts as mother for the rest of components. | |
454 | // The above placeemnt is done at (0.,0.,0.) relative coordiante | |
455 | // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place | |
456 | // unnecessary air volumes now. Just leave the gap as we are placing them | |
457 | // in air only. This also reduces the number of volumes for geant to track. | |
458 | ||
459 | // Tree structure for different volumes | |
460 | // | |
461 | // EUM1 | |
462 | // | | |
463 | // -------------------- | |
464 | // | | | | |
465 | // EBPA ESSA EBKA | |
466 | // | | |
467 | // EDGA | |
468 | // | | |
469 | // ECGA | |
470 | // | | |
471 | // -------------------- | |
472 | // | | | | |
473 | // EPCA(1) EHC1 EPCA(2) | |
474 | // (bottom) | (top PCB) | |
475 | // | | |
476 | // Sensitive volume | |
477 | // (gas) | |
478 | // | |
479 | ||
480 | ||
481 | //FOR VETO | |
482 | //Creating the side channels | |
483 | // SS boundary channel, followed by G10 and Air Gap | |
484 | gMC->Gspos("EDVA", 1, "ESVA", 0., 0., 0., 0, "ONLY"); | |
485 | gMC->Gspos("ECVA", 1, "EDVA", 0., 0., 0., 0, "ONLY"); | |
486 | ||
487 | //FOR PRESHOWER | |
488 | gMC->Gspos("EDGA", 1, "ESSA", 0., 0., 0., 0, "ONLY"); | |
489 | gMC->Gspos("ECGA", 1, "EDGA", 0., 0., 0., 0, "ONLY"); | |
490 | ||
491 | // now other components, using Bedanga's code, but changing the values. | |
492 | //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR | |
493 | ||
494 | //For veto plane | |
495 | //Positioning the Bottom 0.16 cm PCB | |
496 | Float_t zbpcb = -dboxAir3A[2] + (2.0*fgkGap) + fgkThPCB/2.; | |
497 | gMC->Gspos("EPCA", 1, "ECVA", 0., 0., zbpcb, 0, "ONLY"); | |
498 | //Positioning the Honey Comb 0.5 cm | |
499 | Float_t zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.; | |
500 | gMC->Gspos("EHC1", 1, "ECVA", 0., 0., zhc, 0, "ONLY"); | |
501 | //Positioning the Top PCB 0.16 cm | |
502 | Float_t ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.; | |
503 | gMC->Gspos("EPCA", 2, "ECVA", 0., 0., ztpcb, 0, "ONLY"); | |
504 | ||
505 | ||
506 | //For Preshower plane the ordering is reversed | |
507 | //Positioning the Bottom 0.16 cm PCB | |
508 | zbpcb = -dboxAir3A[2] + fgkThPCB + fgkThPCB/2.; | |
509 | gMC->Gspos("EPCA", 1, "ECGA", 0., 0., zbpcb, 0, "ONLY"); | |
510 | //Positioning the Honey Comb 0.5 cm | |
511 | zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.; | |
512 | gMC->Gspos("EHC1", 1, "ECGA", 0., 0., zhc, 0, "ONLY"); | |
513 | //Positioning the Top PCB 0.16 cm | |
514 | ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.; | |
515 | gMC->Gspos("EPCA", 2, "ECGA", 0., 0., ztpcb, 0, "ONLY"); | |
516 | ||
517 | ||
518 | ||
519 | ||
520 | //--------------Now let us construct final UM ---------------// | |
521 | // We will do it as follows : | |
522 | // (i) First make a UM of air. which will have dimensions | |
523 | // of the SS boundary Channel (in x,y) and of height 13.3mm | |
524 | //(ii) Then we will place all the components | |
525 | ||
526 | //----------------------------------------------------------// | |
527 | // A unit module type A of Air | |
528 | // Dimensions of Unit Module same as SS boundary channel | |
529 | Float_t dboxUM1[3]; | |
530 | dboxUM1[0] = dboxSS1[0]; | |
531 | dboxUM1[1] = dboxSS1[1]; | |
532 | dboxUM1[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at | |
533 | // the bottom and the backplane PCB at the top. | |
534 | ||
535 | //FOR PRESHOWER | |
536 | //Create a Unit module of above dimensions Material : AIR | |
537 | gMC->Gsvolu("EUM1","BOX", idtmed[698], dboxUM1, 3); | |
538 | //FOR VETO | |
539 | gMC->Gsvolu("EUV1","BOX", idtmed[698], dboxUM1, 3); | |
540 | ||
541 | //----------------------------------------------------------------// | |
542 | ||
543 | //BASE PLATE : EBPA | |
544 | //================== | |
545 | // Make a 2mm thick G10 Base plate for Unit module A | |
546 | // Base plate is as big as the final UM dimensions that is as | |
547 | // SS boundary channel | |
548 | Float_t dboxBaseA[3]; | |
549 | dboxBaseA[0] = dboxSS1[0]; | |
550 | dboxBaseA[1] = dboxSS1[1]; | |
551 | dboxBaseA[2] = fgkThBase/2.; | |
552 | ||
553 | //Base Blate is a G10 BOX | |
554 | gMC->Gsvolu("EBPA","BOX", idtmed[607], dboxBaseA, 3); | |
555 | //----------------------------------------------------// | |
556 | ||
557 | //FOR VETO | |
558 | //- Placing of all components of UM in AIR BOX EUM1--// | |
559 | //(1) FIRST PUT THE BASE PLATE | |
560 | Float_t zbaseplate = -dboxUM1[2] + fgkThBase/2.; | |
561 | gMC->Gspos("EBPA", 1, "EUV1", 0., 0., zbaseplate, 0, "ONLY"); | |
562 | ||
563 | //(2) NEXT PLACING the SS BOX | |
564 | Float_t zss = zbaseplate + fgkThBase/2. + fgkThSS/2.; | |
565 | gMC->Gspos("ESVA", 1, "EUV1", 0., 0., zss, 0, "ONLY"); | |
566 | ||
567 | // (3) Positioning the Backplane PCB 0.1 cm | |
568 | Float_t zbkp = zss + fgkThSS/2. + fgkThBKP/2.; | |
569 | gMC->Gspos("EBKA", 1, "EUV1", 0., 0., zbkp, 0, "ONLY"); | |
570 | ||
571 | //FOR PRESHOWER | |
572 | // (3) Positioning the Backplane PCB 0.1 cm | |
573 | zbkp = -dboxUM1[2] + fgkThBKP/2.; | |
574 | gMC->Gspos("EBKA", 1, "EUM1", 0., 0., zbkp, 0, "ONLY"); | |
575 | ||
576 | //(2) NEXT PLACING the SS BOX | |
577 | zss = zbkp + fgkThBKP/2. + fgkThSS/2.; | |
578 | gMC->Gspos("ESSA", 1, "EUM1", 0., 0., zss, 0, "ONLY"); | |
579 | ||
580 | //(1) FIRST PUT THE BASE PLATE | |
581 | zbaseplate = zss + fgkThSS/2 + fgkThBase/2.; | |
582 | gMC->Gspos("EBPA", 1, "EUM1", 0., 0., zbaseplate, 0, "ONLY"); | |
583 | //-------------------- UM Type A completed ------------------------// | |
584 | ||
585 | ||
586 | ||
587 | //-------------------- Lets do the same thing for UM type B -------// | |
588 | //--------------------------------------------------// | |
589 | //Bottom and Top PCB : EPCB | |
590 | //=========================== | |
591 | // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module B | |
592 | // X-dimension same as EHC2 - dbox4[0] | |
593 | // Y-dimension same as EHC2 - dbox4[1] | |
594 | // Z-dimension 0.16/2 = 0.08 cm | |
595 | //-------------------------------------------------// | |
596 | Float_t dboxPcbB[3]; | |
597 | dboxPcbB[0] = dbox4[0]; | |
598 | dboxPcbB[1] = dbox4[1]; | |
599 | dboxPcbB[2] = fgkThPCB/2.; | |
600 | ||
601 | //Top and Bottom PCB is a BOX of Material G10 | |
602 | gMC->Gsvolu("EPCB","BOX", idtmed[607], dboxPcbB, 3); | |
603 | //--------------------------------------------------------// | |
604 | //Back Plane : EBKB | |
605 | //================== | |
606 | // Make a 1.0mm thick Back Plane PCB for Unit module B | |
607 | // X-dimension same as EHC2 - dbox4[0] | |
608 | // Y-dimension same as EHC2 - dbox4[1] | |
609 | // Z-dimension 0.1/2 = 0.05 cm | |
610 | //------------------------------------------------------// | |
611 | Float_t dboxBPlaneB[3]; | |
612 | dboxBPlaneB[0] = dbox4[0]; | |
613 | dboxBPlaneB[1] = dbox4[1]; | |
614 | dboxBPlaneB[2] = fgkThBKP/2.; | |
615 | ||
616 | //Back PLane PCB of MAterial G10 | |
617 | gMC->Gsvolu("EBKB","BOX", idtmed[607], dboxBPlaneB, 3); | |
618 | //-------------------------------------------------------------// | |
619 | ||
620 | //---------- That was all in the Z -direction of Unit Module B----// | |
621 | ||
622 | // Now lets us construct the boundary arround the Unit Module --// | |
623 | // This boundary has | |
624 | // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap | |
625 | // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10 | |
626 | // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel | |
627 | ||
628 | //-------------------------------------------------// | |
629 | //AIR GAP between UM and Boundary : ECGB | |
630 | //================================================ | |
631 | // Make a 10.3mm thick Air gap for Unit module B | |
632 | // X-dimension same as EHC2+0.05 | |
633 | // Y-dimension same as EHC2+0.05 | |
634 | // Z-dimension 1.03/2 = 0.515 cm | |
635 | Float_t dboxAir3B[3]; | |
636 | dboxAir3B[0] = dbox4[0]+(2.0*fgkGap); | |
637 | dboxAir3B[1] = dbox4[1]+(2.0*fgkGap); | |
638 | dboxAir3B[2] = fgkThAir/2.; | |
639 | ||
640 | //PRESHOWER | |
641 | //Air gap is a BOX of Material Air | |
642 | gMC->Gsvolu("ECGB","BOX", idtmed[698], dboxAir3B, 3); | |
643 | //VETO | |
644 | gMC->Gsvolu("ECVB","BOX", idtmed[698], dboxAir3B, 3); | |
645 | ||
646 | //-------------------------------------------------// | |
647 | ||
648 | //-------------------------------------------------// | |
649 | //G10 boundary between honeycomb and SS : EDGB | |
650 | //================================================ | |
651 | // Make a 10.3mm thick G10 Boundary for Unit module B | |
652 | // X-dimension same as EHC2+Airgap+0.05 | |
653 | // Y-dimension same as EHC2+Airgap+0.05 | |
654 | // Z-dimension 1.03/2 = 0.515 cm | |
655 | Float_t dboxGGB[3]; | |
656 | dboxGGB[0] = dboxAir3B[0]+(2.0*fgkGap); | |
657 | dboxGGB[1] = dboxAir3B[1]+(2.0*fgkGap); | |
658 | dboxGGB[2] = fgkThG10/2.; | |
659 | ||
660 | //PRESHOWER | |
661 | //G10 BOX | |
662 | gMC->Gsvolu("EDGB","BOX", idtmed[607], dboxGGB, 3); | |
663 | //VETO | |
664 | gMC->Gsvolu("EDVB","BOX", idtmed[607], dboxGGB, 3); | |
665 | //-------------------------------------------------// | |
666 | //----------------------------------------------------------// | |
667 | //Stainless Steel Bounadry : ESSB | |
668 | //================================== | |
669 | // Make a 10.3mm thick Stainless Steel boundary for Unit module B | |
670 | // X-dimension same as EHC2 + Airgap + G10 + 0.3 | |
671 | // Y-dimension same as EHC2 + Airgap + G10 + 0.3 | |
672 | // Z-dimension 1.03/2 = 0.515 cm | |
673 | //------------------------------------------------------// | |
674 | // A Stainless Steel Boundary Channel to house the unit module | |
675 | ||
676 | Float_t dboxSS2[3]; | |
677 | dboxSS2[0] = dboxGGB[0] + fgkSSBoundary; | |
678 | dboxSS2[1] = dboxGGB[1] + fgkSSBoundary; | |
679 | dboxSS2[2] = fgkThSS/2.; | |
680 | ||
681 | //PRESHOWER | |
682 | //Stainless Steel boundary - Material Stainless Steel | |
683 | gMC->Gsvolu("ESSB","BOX", idtmed[618], dboxSS2, 3); | |
684 | //VETO | |
685 | gMC->Gsvolu("ESVB","BOX", idtmed[618], dboxSS2, 3); | |
686 | //----------------------------------------------------------------// | |
687 | ||
688 | //----------------------------------------------------------------// | |
689 | // Here we need to place the volume in order ESSB -> EDGB -> ECGB | |
690 | // this makes the SS boiundary and the 0.5mm thick FR4 insulation in place, | |
691 | // and the air volume ECGB acts as mother for the rest of components. | |
692 | // The above placeemnt is done at (0.,0.,0.) relative coordiante | |
693 | // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place | |
694 | // unnecessary air volumes now. Just leave the gap as we are placing them | |
695 | // in air only. This also reduces the number of volumes for geant to track. | |
696 | ||
697 | // Tree structure for different volumes | |
698 | // | |
699 | // EUM2 | |
700 | // | | |
701 | // -------------------- | |
702 | // | | | | |
703 | // EBPB ESSB EBKB | |
704 | // | | |
705 | // EDGB | |
706 | // | | |
707 | // ECGB | |
708 | // | | |
709 | // -------------------- | |
710 | // | | | | |
711 | // EPCB(1) EHC2 EPCB(2) | |
712 | // (bottom) | (top PCB) | |
713 | // | | |
714 | // Sensitive volume | |
715 | // (gas) | |
716 | // | |
717 | ||
718 | //PRESHOWER | |
719 | //Creating the side channels | |
720 | // SS boundary channel, followed by G10 and Air Gap | |
721 | gMC->Gspos("EDGB", 1, "ESSB", 0., 0., 0., 0, "ONLY"); | |
722 | gMC->Gspos("ECGB", 1, "EDGB", 0., 0., 0., 0, "ONLY"); | |
723 | //VETO | |
724 | gMC->Gspos("EDVB", 1, "ESVB", 0., 0., 0., 0, "ONLY"); | |
725 | gMC->Gspos("ECVB", 1, "EDVB", 0., 0., 0., 0, "ONLY"); | |
726 | ||
727 | // now other components, using Bedang's code, but changing the values. | |
728 | //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR | |
729 | ||
730 | //VETO | |
731 | //Positioning the Bottom 0.16 cm PCB | |
732 | Float_t zbpcb2 = -dboxAir3B[2] + (2.0*fgkGap) + fgkThPCB/2.; | |
733 | gMC->Gspos("EPCB", 1, "ECVB", 0., 0., zbpcb2, 0, "ONLY"); | |
734 | //Positioning the Honey Comb 0.5 cm | |
735 | Float_t zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.; | |
736 | gMC->Gspos("EHC2", 1, "ECVB", 0., 0., zhc2, 0, "ONLY"); | |
737 | //Positioning the Top PCB 0.16 cm | |
738 | Float_t ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.; | |
739 | gMC->Gspos("EPCB", 2, "ECVB", 0., 0., ztpcb2, 0, "ONLY"); | |
740 | ||
741 | //PRESHOWER | |
742 | //For preshower plane the ordering is reversed | |
743 | //Positioning the Bottom 0.16 cm PCB | |
744 | zbpcb2 = -dboxAir3B[2] + fgkThPCB + fgkThPCB/2.; | |
745 | gMC->Gspos("EPCB", 1, "ECGB", 0., 0., zbpcb2, 0, "ONLY"); | |
746 | //Positioning the Honey Comb 0.5 cm | |
747 | zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.; | |
748 | gMC->Gspos("EHC2", 1, "ECGB", 0., 0., zhc2, 0, "ONLY"); | |
749 | //Positioning the Top PCB 0.16 cm | |
750 | ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.; | |
751 | gMC->Gspos("EPCB", 2, "ECGB", 0., 0., ztpcb2, 0, "ONLY"); | |
752 | ||
753 | ||
754 | ||
755 | //--------------Now let us construct final UM ---------------// | |
756 | // We will do it as follows : | |
757 | // (i) First make a UM of air. which will have dimensions | |
758 | // of the SS boundary Channel (in x,y) and of height 13.3mm | |
759 | //(ii) Then we will place all the components | |
760 | ||
761 | //----------------------------------------------------------// | |
762 | // A unit module type B of Air | |
763 | // Dimensions of Unit Module same as SS boundary channel | |
764 | ||
765 | Float_t dboxUM2[3]; | |
766 | dboxUM2[0] = dboxSS2[0]; | |
767 | dboxUM2[1] = dboxSS2[1]; | |
768 | dboxUM2[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at | |
769 | // the bottom and the backplane PCB at the top. | |
770 | ||
771 | //PRESHOWER | |
772 | //Create a Unit module of above dimensions Material : AIR | |
773 | gMC->Gsvolu("EUM2","BOX", idtmed[698], dboxUM2, 3); | |
774 | ||
775 | //VETO | |
776 | gMC->Gsvolu("EUV2","BOX", idtmed[698], dboxUM2, 3); | |
777 | //----------------------------------------------------------------// | |
778 | ||
779 | //BASE PLATE : EBPB | |
780 | //================== | |
781 | // Make a 2mm thick G10 Base plate for Unit module B | |
782 | // Base plate is as big as the final UM dimensions that is as | |
783 | // SS boundary channel | |
784 | Float_t dboxBaseB[3]; | |
785 | dboxBaseB[0] = dboxSS2[0]; | |
786 | dboxBaseB[1] = dboxSS2[1]; | |
787 | dboxBaseB[2] = fgkThBase/2.; | |
788 | ||
789 | //Base Blate is a G10 BOX | |
790 | gMC->Gsvolu("EBPB","BOX", idtmed[607], dboxBaseB, 3); | |
791 | //----------------------------------------------------// | |
792 | ||
793 | //VETO | |
794 | //- Placing of all components of UM in AIR BOX EUM2--// | |
795 | //(1) FIRST PUT THE BASE PLATE | |
796 | Float_t zbaseplate2 = -dboxUM2[2] + fgkThBase/2.; | |
797 | gMC->Gspos("EBPB", 1, "EUV2", 0., 0., zbaseplate2, 0, "ONLY"); | |
798 | ||
799 | //(2) NEXT PLACING the SS BOX | |
800 | Float_t zss2 = zbaseplate2 + fgkThBase/2. + fgkThSS/2.; | |
801 | gMC->Gspos("ESVB", 1, "EUV2", 0., 0., zss2, 0, "ONLY"); | |
802 | ||
803 | // (3) Positioning the Backplane PCB 0.1 cm | |
804 | Float_t zbkp2 = zss2 + fgkThSS/2. + fgkThBKP/2.; | |
805 | gMC->Gspos("EBKB", 1, "EUV2", 0., 0., zbkp2, 0, "ONLY"); | |
806 | ||
807 | ||
808 | ||
809 | //FOR PRESHOWER | |
810 | // (3) Positioning the Backplane PCB 0.1 cm | |
811 | zbkp2 = -dboxUM2[2] + fgkThBKP/2.; | |
812 | gMC->Gspos("EBKB", 1, "EUM2", 0., 0., zbkp2, 0, "ONLY"); | |
813 | ||
814 | //(2) NEXT PLACING the SS BOX | |
815 | zss2 = zbkp2 + fgkThBKP/2. + fgkThSS/2.; | |
816 | gMC->Gspos("ESSB", 1, "EUM2", 0., 0., zss2, 0, "ONLY"); | |
817 | ||
818 | //(1) FIRST PUT THE BASE PLATE | |
819 | zbaseplate2 = zss2 + fgkThSS/2 + fgkThBase/2.; | |
820 | gMC->Gspos("EBPB", 1, "EUM2", 0., 0., zbaseplate2, 0, "ONLY"); | |
821 | //-------------------- UM Type B completed ------------------------// | |
822 | ||
823 | ||
824 | //--- Now we need to make Lead plates of UM dimension -----// | |
825 | ||
826 | /**************************/ | |
827 | //----------------------------------------------------------// | |
828 | // The lead convertor is of unit module size | |
829 | // Dimensions of Unit Module same as SS boundary channel | |
830 | ||
831 | Float_t dboxPba[3]; | |
832 | dboxPba[0] = dboxUM1[0]; | |
833 | dboxPba[1] = dboxUM1[1]; | |
834 | dboxPba[2] = fgkThLead/2.; | |
835 | // Lead of UM dimension | |
836 | gMC->Gsvolu("EPB1","BOX", idtmed[600], dboxPba, 3); | |
837 | ||
838 | Float_t dboxPbb[3]; | |
839 | dboxPbb[0] = dboxUM2[0]; | |
840 | dboxPbb[1] = dboxUM2[1]; | |
841 | dboxPbb[2] = fgkThLead/2.; | |
842 | // Lead of UM dimension | |
843 | gMC->Gsvolu("EPB2","BOX", idtmed[600], dboxPbb, 3); | |
844 | ||
845 | //----------------------------------------------------------------// | |
846 | ||
847 | // 2 types of Rectangular shaped supermodules (BOX) | |
848 | //each with 6 unit modules | |
849 | ||
850 | // volume for SUPERMODULE ESMA | |
851 | //Space added to provide a gapping for HV between UM's | |
852 | //There is a gap of 0.15 cm between two Modules (UMs) | |
853 | // in x-direction and 0.1cm along y-direction | |
854 | ||
855 | Float_t dboxSM1[3]; | |
856 | dboxSM1[0] = 3.0*dboxUM1[0] + (2.0*0.075); | |
857 | dboxSM1[1] = 2.0*dboxUM1[1] + 0.05; | |
858 | dboxSM1[2] = dboxUM1[2]; | |
859 | ||
860 | //FOR PRESHOWER | |
861 | gMC->Gsvolu("ESMA","BOX", idtmed[698], dboxSM1, 3); | |
862 | ||
863 | //FOR VETO | |
864 | gMC->Gsvolu("EMVA","BOX", idtmed[698], dboxSM1, 3); | |
865 | ||
866 | //Position the 6 unit modules in EMSA | |
867 | Float_t xa1,xa2,xa3,ya1,ya2; | |
868 | xa1 = dboxSM1[0] - dboxUM1[0]; | |
869 | xa2 = xa1 - dboxUM1[0] - 0.15 - dboxUM1[0]; | |
870 | xa3 = xa2 - dboxUM1[0] - 0.15 - dboxUM1[0]; | |
871 | ya1 = dboxSM1[1] - dboxUM1[1]; | |
872 | ya2 = ya1 - dboxUM1[1] - 0.1 - dboxUM1[1]; | |
873 | ||
874 | //PRESHOWER | |
875 | // gMC->Gspos("EUM1", 1, "ESMA", xa1, ya1, 0., 0, "ONLY"); // BKN | |
876 | gMC->Gspos("EUM1", 2, "ESMA", xa2, ya1, 0., 0, "ONLY"); | |
877 | gMC->Gspos("EUM1", 3, "ESMA", xa3, ya1, 0., 0, "ONLY"); | |
878 | gMC->Gspos("EUM1", 4, "ESMA", xa1, ya2, 0., 0, "ONLY"); | |
879 | gMC->Gspos("EUM1", 5, "ESMA", xa2, ya2, 0., 0, "ONLY"); | |
880 | gMC->Gspos("EUM1", 6, "ESMA", xa3, ya2, 0., 0, "ONLY"); | |
881 | ||
882 | //VETO | |
883 | gMC->Gspos("EUV1", 1, "EMVA", xa1, ya1, 0., 0, "ONLY"); | |
884 | gMC->Gspos("EUV1", 2, "EMVA", xa2, ya1, 0., 0, "ONLY"); | |
885 | gMC->Gspos("EUV1", 3, "EMVA", xa3, ya1, 0., 0, "ONLY"); | |
886 | gMC->Gspos("EUV1", 4, "EMVA", xa1, ya2, 0., 0, "ONLY"); | |
887 | gMC->Gspos("EUV1", 5, "EMVA", xa2, ya2, 0., 0, "ONLY"); | |
888 | gMC->Gspos("EUV1", 6, "EMVA", xa3, ya2, 0., 0, "ONLY"); | |
889 | ||
890 | ||
891 | // volume for SUPERMODULE ESMB | |
892 | //Space is added to provide a gapping for HV between UM's | |
893 | Float_t dboxSM2[3]; | |
894 | dboxSM2[0] = 2.0*dboxUM2[0] + 0.075; | |
895 | dboxSM2[1] = 3.0*dboxUM2[1] + (2.0*0.05); | |
896 | dboxSM2[2] = dboxUM2[2]; | |
897 | ||
898 | //PRESHOWER | |
899 | gMC->Gsvolu("ESMB","BOX", idtmed[698], dboxSM2, 3); | |
900 | //VETO | |
901 | gMC->Gsvolu("EMVB","BOX", idtmed[698], dboxSM2, 3); | |
902 | ||
903 | //Position the 6 unit modules in EMSB | |
904 | Float_t xb1,xb2,yb1,yb2,yb3; | |
905 | xb1 = dboxSM2[0] - dboxUM2[0]; | |
906 | xb2 = xb1 - dboxUM2[0] - 0.15 - dboxUM2[0]; | |
907 | yb1 = dboxSM2[1] - dboxUM2[1]; | |
908 | yb2 = yb1 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
909 | yb3 = yb2 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
910 | ||
911 | ||
912 | //PRESHOWER | |
913 | // gMC->Gspos("EUM2", 1, "ESMB", xb1, yb1, 0., 0, "ONLY"); // BKN | |
914 | // gMC->Gspos("EUM2", 2, "ESMB", xb2, yb1, 0., 0, "ONLY"); | |
915 | gMC->Gspos("EUM2", 3, "ESMB", xb1, yb2, 0., 0, "ONLY"); | |
916 | gMC->Gspos("EUM2", 4, "ESMB", xb2, yb2, 0., 0, "ONLY"); | |
917 | gMC->Gspos("EUM2", 5, "ESMB", xb1, yb3, 0., 0, "ONLY"); | |
918 | gMC->Gspos("EUM2", 6, "ESMB", xb2, yb3, 0., 0, "ONLY"); | |
919 | ||
920 | //VETO | |
921 | gMC->Gspos("EUV2", 1, "EMVB", xb1, yb1, 0., 0, "ONLY"); | |
922 | gMC->Gspos("EUV2", 2, "EMVB", xb2, yb1, 0., 0, "ONLY"); | |
923 | gMC->Gspos("EUV2", 3, "EMVB", xb1, yb2, 0., 0, "ONLY"); | |
924 | gMC->Gspos("EUV2", 4, "EMVB", xb2, yb2, 0., 0, "ONLY"); | |
925 | gMC->Gspos("EUV2", 5, "EMVB", xb1, yb3, 0., 0, "ONLY"); | |
926 | gMC->Gspos("EUV2", 6, "EMVB", xb2, yb3, 0., 0, "ONLY"); | |
927 | ||
928 | // Make smiliar stucture for lead as for PMD plane | |
929 | //================================================ | |
930 | ||
931 | // 2 types of Rectangular shaped supermodules (BOX) | |
932 | //each with 6 unit modules | |
933 | ||
934 | // volume for SUPERMODULE ESMPbA | |
935 | //Space added to provide a gapping for HV between UM's | |
936 | ||
937 | Float_t dboxSMPb1[3]; | |
938 | dboxSMPb1[0] = 3.0*dboxUM1[0] + (2.0*0.075); | |
939 | dboxSMPb1[1] = 2.0*dboxUM1[1] + 0.05; | |
940 | dboxSMPb1[2] = fgkThLead/2.; | |
941 | ||
942 | gMC->Gsvolu("ESPA","BOX", idtmed[698], dboxSMPb1, 3); | |
943 | ||
944 | ||
945 | //Position the 6 unit modules in ESMPbA | |
946 | Float_t xpa1,xpa2,xpa3,ypa1,ypa2; | |
947 | xpa1 = -dboxSMPb1[0] + dboxUM1[0]; | |
948 | xpa2 = xpa1 + dboxUM1[0] + 0.15 + dboxUM1[0]; | |
949 | xpa3 = xpa2 + dboxUM1[0] + 0.15 + dboxUM1[0]; | |
950 | ypa1 = dboxSMPb1[1] - dboxUM1[1]; | |
951 | ypa2 = ypa1 - dboxUM1[1] - 0.1 - dboxUM1[1]; | |
952 | ||
953 | ||
954 | gMC->Gspos("EPB1", 1, "ESPA", xpa1, ypa1, 0., 0, "ONLY"); | |
955 | gMC->Gspos("EPB1", 2, "ESPA", xpa2, ypa1, 0., 0, "ONLY"); | |
956 | gMC->Gspos("EPB1", 3, "ESPA", xpa3, ypa1, 0., 0, "ONLY"); | |
957 | gMC->Gspos("EPB1", 4, "ESPA", xpa1, ypa2, 0., 0, "ONLY"); | |
958 | gMC->Gspos("EPB1", 5, "ESPA", xpa2, ypa2, 0., 0, "ONLY"); | |
959 | gMC->Gspos("EPB1", 6, "ESPA", xpa3, ypa2, 0., 0, "ONLY"); | |
960 | ||
961 | ||
962 | // volume for SUPERMODULE ESMPbB | |
963 | //Space is added to provide a gapping for HV between UM's | |
964 | Float_t dboxSMPb2[3]; | |
965 | dboxSMPb2[0] = 2.0*dboxUM2[0] + 0.075; | |
966 | dboxSMPb2[1] = 3.0*dboxUM2[1] + (2.0*0.05); | |
967 | dboxSMPb2[2] = fgkThLead/2.; | |
968 | ||
969 | gMC->Gsvolu("ESPB","BOX", idtmed[698], dboxSMPb2, 3); | |
970 | ||
971 | //Position the 6 unit modules in ESMPbB | |
972 | Float_t xpb1,xpb2,ypb1,ypb2,ypb3; | |
973 | xpb1 = -dboxSMPb2[0] + dboxUM2[0]; | |
974 | xpb2 = xpb1 + dboxUM2[0] + 0.15 + dboxUM2[0]; | |
975 | ypb1 = dboxSMPb2[1] - dboxUM2[1]; | |
976 | ypb2 = ypb1 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
977 | ypb3 = ypb2 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
978 | ||
979 | ||
980 | gMC->Gspos("EPB2", 1, "ESPB", xpb1, ypb1, 0., 0, "ONLY"); | |
981 | gMC->Gspos("EPB2", 2, "ESPB", xpb2, ypb1, 0., 0, "ONLY"); | |
982 | gMC->Gspos("EPB2", 3, "ESPB", xpb1, ypb2, 0., 0, "ONLY"); | |
983 | gMC->Gspos("EPB2", 4, "ESPB", xpb2, ypb2, 0., 0, "ONLY"); | |
984 | gMC->Gspos("EPB2", 5, "ESPB", xpb1, ypb3, 0., 0, "ONLY"); | |
985 | gMC->Gspos("EPB2", 6, "ESPB", xpb2, ypb3, 0., 0, "ONLY"); | |
986 | ||
987 | ||
988 | //--------------------------------------------------- | |
989 | /// ALICE PMD FEE BOARDS IMPLEMENTATION | |
990 | // Dt: 25th February 2006 | |
991 | // - M.M. Mondal, S.K. Prasad and P.K. Netrakanti | |
992 | //--------------------------------------------------- | |
993 | ||
994 | //FEE boards | |
995 | // It is FR4 board of length 7cm | |
996 | // breadth of 2.4 cm and thickness 0.1cm | |
997 | Float_t dboxFEE[3]; | |
998 | dboxFEE[0] = 0.05; | |
999 | dboxFEE[1] = 3.50; | |
1000 | dboxFEE[2] = 1.20; | |
1001 | ||
1002 | gMC->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3); | |
1003 | ||
1004 | //Mother volume to accomodate FEE boards | |
1005 | // It should have the dimension | |
1006 | // as the back plane or the | |
1007 | //corresponding UM | |
1008 | //TYPE A | |
1009 | //------------------------------------------------------// | |
1010 | ||
1011 | Float_t dboxFEEBPlaneA[3]; | |
1012 | dboxFEEBPlaneA[0] = dboxBPlaneA[0]; //dbox3[0]; | |
1013 | dboxFEEBPlaneA[1] = dboxBPlaneA[1];//dbox3[1]; | |
1014 | dboxFEEBPlaneA[2] = 1.2; | |
1015 | ||
1016 | //Volume of same dimension as Back PLane of Material AIR | |
1017 | gMC->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3); | |
1018 | ||
1019 | //TYPE B | |
1020 | Float_t dboxFEEBPlaneB[3]; | |
1021 | dboxFEEBPlaneB[0] = dboxBPlaneB[0]; //dbox4[0]; | |
1022 | dboxFEEBPlaneB[1] = dboxBPlaneB[1];//dbox4[1]; | |
1023 | dboxFEEBPlaneB[2] = 1.2; | |
1024 | ||
1025 | //Back PLane PCB of MAterial G10 | |
1026 | gMC->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3); | |
1027 | ||
1028 | //Placing the FEE boards in the Mother volume of AIR | |
1029 | ||
1030 | //Type A | |
1031 | ||
1032 | Float_t xFee; // X-position of FEE board | |
1033 | Float_t yFee; // Y-position of FEE board | |
1034 | Float_t zFee = 0.0; // Z-position of FEE board | |
1035 | ||
1036 | Float_t xA = 0.25; //distance from the border to 1st FEE board | |
1037 | Float_t yA = 4.00; //distance from the border to 1st FEE board | |
1038 | Float_t xSepa = 1.70; //Distance between two FEE boards | |
1039 | Float_t ySepa = 8.00; //Distance between two FEE boards | |
1040 | ||
1041 | ||
1042 | // FEE Boards EFEE placed inside EFBA | |
1043 | number = 1; | |
1044 | yFee = dboxFEEBPlaneA[1] - yA; | |
1045 | for (i = 1; i <= 6; ++i) | |
1046 | { | |
1047 | xFee = -dboxFEEBPlaneA[0] + xA; | |
1048 | for (j = 1; j <= 12; ++j) | |
1049 | { | |
1050 | gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY"); | |
1051 | xFee += xSepa; | |
1052 | number += 1; | |
1053 | } | |
1054 | yFee -= ySepa; | |
1055 | } | |
1056 | // FEE Boards EFEE placed inside EFBB | |
1057 | number = 1; | |
1058 | yFee = dboxFEEBPlaneB[1] - yA; | |
1059 | for (i = 1; i <= 3; ++i) | |
1060 | { | |
1061 | xFee = -dboxFEEBPlaneB[0] + xA; | |
1062 | for (j = 1; j <= 24; ++j) | |
1063 | { | |
1064 | gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY"); | |
1065 | xFee += xSepa; | |
1066 | number += 1; | |
1067 | } | |
1068 | yFee -= ySepa; | |
1069 | } | |
1070 | ||
1071 | ||
1072 | //Distance between the two backplanes of two UMs | |
1073 | //in x-direction is 0.92 and ydirection is 0.95 | |
1074 | Float_t dboxEFSA[3]; | |
1075 | dboxEFSA[0] = 3.0*dboxFEEBPlaneA[0] + 0.92; | |
1076 | dboxEFSA[1] = 2.0*dboxFEEBPlaneA[1] + (0.95/2.0); | |
1077 | dboxEFSA[2] = dboxFEEBPlaneA[2]; | |
1078 | ||
1079 | //Type A | |
1080 | gMC->Gsvolu("EFSA","BOX", idtmed[698],dboxEFSA, 3); | |
1081 | ||
1082 | //Distance between the two backplanes of two UMs | |
1083 | //in x-direction is 0.92 and ydirection is 0.95 | |
1084 | Float_t dboxEFSB[3]; | |
1085 | dboxEFSB[0] = 2.0*dboxFEEBPlaneB[0] + (0.938/2.0); | |
1086 | dboxEFSB[1] = 3.0*dboxFEEBPlaneB[1] + 1.05; | |
1087 | dboxEFSB[2] = dboxFEEBPlaneB[2]; | |
1088 | ||
1089 | //Type A | |
1090 | gMC->Gsvolu("EFSB","BOX", idtmed[698],dboxEFSB, 3); | |
1091 | ||
1092 | ||
1093 | Float_t xfs1,xfs2,xfs3,yfs1,yfs2,yfs3; | |
1094 | xfs1 = -dboxEFSA[0] + dboxFEEBPlaneA[0]; | |
1095 | xfs2 = xfs1 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0]; | |
1096 | xfs3 = xfs2 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0]; | |
1097 | yfs1 = dboxEFSA[1] - dboxFEEBPlaneA[1]; | |
1098 | yfs2 = yfs1 - dboxFEEBPlaneA[1] - 0.95 - dboxFEEBPlaneA[1]; | |
1099 | ||
1100 | ||
1101 | ||
1102 | // gMC->Gspos("EFBA", 1, "EFSA", xfs1, yfs1, 0., 0, "ONLY"); // BKN | |
1103 | gMC->Gspos("EFBA", 2, "EFSA", xfs2, yfs1, 0., 0, "ONLY"); | |
1104 | gMC->Gspos("EFBA", 3, "EFSA", xfs3, yfs1, 0., 0, "ONLY"); | |
1105 | gMC->Gspos("EFBA", 4, "EFSA", xfs1, yfs2, 0., 0, "ONLY"); | |
1106 | gMC->Gspos("EFBA", 5, "EFSA", xfs2, yfs2, 0., 0, "ONLY"); | |
1107 | gMC->Gspos("EFBA", 6, "EFSA", xfs3, yfs2, 0., 0, "ONLY"); | |
1108 | ||
1109 | ||
1110 | //Type B positioning | |
1111 | ||
1112 | xfs1 = -dboxEFSB[0] + dboxFEEBPlaneB[0]; | |
1113 | xfs2 = xfs1 + dboxFEEBPlaneB[0] + 0.938 + dboxFEEBPlaneB[0]; | |
1114 | yfs1 = dboxEFSB[1] - dboxFEEBPlaneB[1]; | |
1115 | yfs2 = yfs1 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1]; | |
1116 | yfs3 = yfs2 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1]; | |
1117 | ||
1118 | ||
1119 | ||
1120 | // gMC->Gspos("EFBB", 1, "EFSB", xfs1, yfs1, 0., 0, "ONLY"); // BKN | |
1121 | // gMC->Gspos("EFBB", 2, "EFSB", xfs2, yfs1, 0., 0, "ONLY"); // BKN | |
1122 | gMC->Gspos("EFBB", 3, "EFSB", xfs1, yfs2, 0., 0, "ONLY"); | |
1123 | gMC->Gspos("EFBB", 4, "EFSB", xfs2, yfs2, 0., 0, "ONLY"); | |
1124 | gMC->Gspos("EFBB", 5, "EFSB", xfs1, yfs3, 0., 0, "ONLY"); | |
1125 | gMC->Gspos("EFBB", 6, "EFSB", xfs2, yfs3, 0., 0, "ONLY"); | |
1126 | ||
1127 | ||
1128 | } | |
1129 | ||
1130 | //_____________________________________________________________________________ | |
1131 | ||
1132 | void AliPMDv2008::CreatePMD() | |
1133 | { | |
1134 | // | |
1135 | // Create final detector from supermodules | |
1136 | // -- Author : Bedanga and Viyogi June 2003 | |
1137 | ||
1138 | Float_t zp; | |
1139 | Int_t jhrot12,jhrot13, irotdm; | |
1140 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
1141 | ||
1142 | //VOLUMES Names : begining with "E" for all PMD volumes, | |
1143 | ||
1144 | // --- DEFINE Iron volumes for SM A | |
1145 | // Fe Support | |
1146 | Float_t dboxFea[3]; | |
1147 | dboxFea[0] = fSMLengthax; | |
1148 | dboxFea[1] = fSMLengthay; | |
1149 | dboxFea[2] = fgkThSteel/2.; | |
1150 | ||
1151 | gMC->Gsvolu("EFEA","BOX", idtmed[618], dboxFea, 3); | |
1152 | ||
1153 | // --- DEFINE Iron volumes for SM B | |
1154 | ||
1155 | // Fe Support | |
1156 | Float_t dboxFeb[3]; | |
1157 | dboxFeb[0] = fSMLengthbx; | |
1158 | dboxFeb[1] = fSMLengthby; | |
1159 | dboxFeb[2] = fgkThSteel/2.; | |
1160 | ||
1161 | gMC->Gsvolu("EFEB","BOX", idtmed[618], dboxFeb, 3); | |
1162 | ||
1163 | AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.); | |
1164 | AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.); | |
1165 | AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.); | |
1166 | ||
1167 | // Gaspmd, the dimension of RECTANGULAR mother volume of PMD, | |
1168 | // Four mother volumes EPM1,EPM2 for A-type and | |
1169 | // volumes EPM3 and EPM4 for B-type. Four to create a hole | |
1170 | // and avoid overlap with beam pipe | |
1171 | ||
1172 | Float_t gaspmd[3]; | |
1173 | gaspmd[0] = fSMLengthax; | |
1174 | gaspmd[1] = fSMLengthay; | |
1175 | gaspmd[2] = fSMthick; | |
1176 | ||
1177 | gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd, 3); | |
1178 | gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd, 3); | |
1179 | ||
1180 | //Complete detector for Type A | |
1181 | //Position Super modules type A for both CPV and PMD in EPMD | |
1182 | Float_t zpsa,zpba,zfea,zcva,zfee; | |
1183 | ||
1184 | // zpsa = - gaspmd[2] + fSMthick/2.; | |
1185 | // -2.5 is given to place PMD at -361.5 | |
1186 | // BM : In future after putting proper electronics | |
1187 | // -2.5 will be replaced by -gaspmd[2] | |
1188 | ||
1189 | //TYPE A | |
1190 | //Fee board | |
1191 | ||
1192 | // This part is commented for the time being by BKN | |
1193 | ||
1194 | zfee=-gaspmd[2] + 1.2; | |
1195 | ||
1196 | /* | |
1197 | gMC->Gspos("EFSA", 1, "EPM1", 0., 0., zfee, 0, "ONLY"); | |
1198 | gMC->Gspos("EFSA", 2, "EPM2", 0., 0., zfee, jhrot12, "ONLY"); | |
1199 | */ | |
1200 | ||
1201 | //VETO | |
1202 | ||
1203 | zcva = zfee + 1.2 + fDthick; | |
1204 | ||
1205 | /* | |
1206 | gMC->Gspos("EMVA", 1, "EPM1", 0., 0., zcva, 0, "ONLY"); | |
1207 | gMC->Gspos("EMVA", 2, "EPM2", 0., 0., zcva, jhrot12, "ONLY"); | |
1208 | */ | |
1209 | ||
1210 | ||
1211 | ||
1212 | //Iron support | |
1213 | zfea = zcva + fDthick + fgkThSteel/2.; | |
1214 | gMC->Gspos("EFEA", 1, "EPM1", 0., 0., zfea, 0, "ONLY"); | |
1215 | //gMC->Gspos("EFEA", 2, "EPM2", 0., 0., zfea, 0, "ONLY"); | |
1216 | //Lead | |
1217 | zpba=zfea+fgkThSteel/2.+ fgkThLead/2.; | |
1218 | gMC->Gspos("ESPA", 1, "EPM1", 0., 0., zpba, 0, "ONLY"); | |
1219 | //gMC->Gspos("ESPA", 2, "EPM2", 0., 0., zpba, 0, "ONLY"); | |
1220 | //Preshower | |
1221 | zpsa = zpba + fgkThLead/2. + fDthick; | |
1222 | gMC->Gspos("ESMA", 1, "EPM1", 0., 0., zpsa, 0, "ONLY"); | |
1223 | //gMC->Gspos("ESMA", 2, "EPM2", 0., 0., zpsa, jhrot12, "ONLY"); | |
1224 | //FEE boards | |
1225 | zfee=zpsa + fDthick + 1.2; | |
1226 | gMC->Gspos("EFSA", 3, "EPM1", 0., 0., zfee, 0, "ONLY"); | |
1227 | //gMC->Gspos("EFSA", 4, "EPM2", 0., 0., zfee, jhrot12, "ONLY"); | |
1228 | ||
1229 | ||
1230 | //TYPE - B | |
1231 | gaspmd[0] = fSMLengthbx; | |
1232 | gaspmd[1] = fSMLengthby; | |
1233 | gaspmd[2] = fSMthick; | |
1234 | ||
1235 | gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd, 3); | |
1236 | gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd, 3); | |
1237 | ||
1238 | //Complete detector for Type B | |
1239 | //Position Super modules type B for both CPV and PMD in EPMD | |
1240 | Float_t zpsb,zpbb,zfeb,zcvb; | |
1241 | // zpsb = - gaspmd[2] + fSMthick/2.; | |
1242 | // -2.5 is given to place PMD at -361.5 | |
1243 | // BM: In future after putting proper electronics | |
1244 | // -2.5 will be replaced by -gaspmd[2] | |
1245 | ||
1246 | //Fee board | |
1247 | ||
1248 | zfee=-gaspmd[2] + 1.2; | |
1249 | ||
1250 | /* | |
1251 | gMC->Gspos("EFSB", 5, "EPM3", 0., 0., zfee, 0, "ONLY"); | |
1252 | gMC->Gspos("EFSB", 6, "EPM4", 0., 0., zfee, jhrot12, "ONLY"); | |
1253 | */ | |
1254 | ||
1255 | zcvb= zfee + 1.2 + fDthick; | |
1256 | ||
1257 | //VETO | |
1258 | /* | |
1259 | gMC->Gspos("EMVB", 3, "EPM3", 0., 0., zcvb, 0, "ONLY"); | |
1260 | gMC->Gspos("EMVB", 4, "EPM4", 0., 0., zcvb, jhrot12, "ONLY"); | |
1261 | */ | |
1262 | ||
1263 | //IRON SUPPORT | |
1264 | zfeb= zcvb + fDthick + fgkThSteel/2.; | |
1265 | //gMC->Gspos("EFEB", 3, "EPM3", 0., 0., zfeb, 0, "ONLY"); | |
1266 | gMC->Gspos("EFEB", 4, "EPM4", 0., 0., zfeb, 0, "ONLY"); | |
1267 | //LEAD | |
1268 | zpbb= zfeb + fgkThSteel/2.+ fgkThLead/2.; | |
1269 | //gMC->Gspos("ESPB", 3, "EPM3", 0., 0., zpbb, 0, "ONLY"); | |
1270 | gMC->Gspos("ESPB", 4, "EPM4", 0., 0., zpbb, 0, "ONLY"); | |
1271 | //PRESHOWER | |
1272 | zpsb = zpbb + fgkThLead/2.+ fDthick; | |
1273 | //gMC->Gspos("ESMB", 3, "EPM3", 0., 0., zpsb, 0, "ONLY"); | |
1274 | gMC->Gspos("ESMB", 4, "EPM4", 0., 0., zpsb, jhrot12, "ONLY"); | |
1275 | //FEE boards | |
1276 | zfee=zpsb + fDthick + 1.2; | |
1277 | //gMC->Gspos("EFSB", 7, "EPM3", 0., 0., zfee, 0, "ONLY"); | |
1278 | gMC->Gspos("EFSB", 8, "EPM4", 0., 0., zfee, jhrot12, "ONLY"); | |
1279 | ||
1280 | ||
1281 | // --- Place the EPMD in ALICE | |
1282 | //Z-distance of PMD from Interaction Point | |
1283 | zp = fgkZdist; | |
1284 | ||
1285 | //X and Y-positions of the PMD planes | |
1286 | Float_t xfinal,yfinal; | |
1287 | Float_t xsmb,ysmb; | |
1288 | Float_t xsma,ysma; | |
1289 | ||
1290 | xfinal = fSMLengthax + 0.48/2 + fSMLengthbx; | |
1291 | yfinal = fSMLengthay + 0.20/2 + fSMLengthby; | |
1292 | ||
1293 | ||
1294 | xsma = xfinal - fSMLengthax; | |
1295 | ysma = yfinal - fSMLengthay; | |
1296 | xsmb = -xfinal + fSMLengthbx; | |
1297 | ysmb = yfinal - fSMLengthby; | |
1298 | ||
1299 | ||
1300 | //Position Full PMD in ALICE | |
1301 | // | |
1302 | // EPM1 EPM3 | |
1303 | // | |
1304 | // EPM4 EPM2 | |
1305 | // (rotated (rotated EPM1) | |
1306 | // EPM3) | |
1307 | // | |
1308 | gMC->Gspos("EPM1", 1, "ALIC", xsma,ysma,zp, 0, "ONLY"); | |
1309 | gMC->Gspos("EPM2", 1, "ALIC", -xsma,-ysma,zp, 0, "ONLY"); | |
1310 | gMC->Gspos("EPM3", 1, "ALIC", xsmb,ysmb,zp, 0, "ONLY"); | |
1311 | gMC->Gspos("EPM4", 1, "ALIC", -xsmb,-ysmb,zp, 0, "ONLY"); | |
1312 | } | |
1313 | ||
1314 | ||
8417fa6a | 1315 | //_____________________________________________________________________________ |
1316 | void AliPMDv2008::CreateMaterials() | |
1317 | { | |
1318 | // Create materials for the PMD | |
1319 | // | |
1320 | // ORIGIN : Y. P. VIYOGI | |
1321 | // | |
1322 | // cout << " Inside create materials " << endl; | |
1323 | ||
f7a1cc68 | 1324 | Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ(); |
1325 | Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max(); | |
8417fa6a | 1326 | |
1327 | // --- Define the various materials for GEANT --- | |
1328 | ||
1329 | AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5); | |
1330 | ||
1331 | // Argon | |
1332 | ||
1333 | Float_t dAr = 0.001782; // --- Ar density in g/cm3 --- | |
1334 | Float_t x0Ar = 19.55 / dAr; | |
1335 | AliMaterial(2, "Argon$", 39.95, 18., dAr, x0Ar, 6.5e4); | |
1336 | ||
1337 | // --- CO2 --- | |
1338 | ||
1339 | Float_t aCO2[2] = { 12.,16. }; | |
1340 | Float_t zCO2[2] = { 6.,8. }; | |
1341 | Float_t wCO2[2] = { 1.,2. }; | |
1342 | Float_t dCO2 = 0.001977; | |
1343 | AliMixture(3, "CO2 $", aCO2, zCO2, dCO2, -2, wCO2); | |
1344 | ||
1345 | AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5); | |
1346 | ||
1347 | // ArCO2 | |
1348 | ||
1349 | Float_t aArCO2[3] = {39.948,12.0107,15.9994}; | |
1350 | Float_t zArCO2[3] = {18.,6.,8.}; | |
1351 | Float_t wArCO2[3] = {0.7,0.08,0.22}; | |
1352 | Float_t dArCO2 = dAr * 0.7 + dCO2 * 0.3; | |
1353 | AliMixture(5, "ArCO2$", aArCO2, zArCO2, dArCO2, 3, wArCO2); | |
1354 | ||
1355 | AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5); | |
1356 | ||
1357 | // G10 | |
1358 | ||
1359 | Float_t aG10[4]={1.,12.011,15.9994,28.086}; | |
1360 | Float_t zG10[4]={1.,6.,8.,14.}; | |
1361 | Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714}; | |
1362 | AliMixture(8,"G10",aG10,zG10,1.7,4,wG10); | |
1363 | ||
1364 | AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.); | |
1365 | ||
1366 | // Steel | |
1367 | Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
1368 | Float_t zSteel[4] = { 26.,24.,28.,14. }; | |
1369 | Float_t wSteel[4] = { .715,.18,.1,.005 }; | |
1370 | Float_t dSteel = 7.88; | |
1371 | AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel); | |
1372 | ||
1373 | //Air | |
1374 | ||
1375 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
1376 | Float_t zAir[4]={6.,7.,8.,18.}; | |
1377 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
1378 | Float_t dAir1 = 1.20479E-10; | |
1379 | Float_t dAir = 1.20479E-3; | |
1380 | AliMixture(98, "Vacum$", aAir, zAir, dAir1, 4, wAir); | |
1381 | AliMixture(99, "Air $", aAir, zAir, dAir , 4, wAir); | |
1382 | ||
1383 | // Define tracking media | |
1384 | AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1385 | AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1386 | AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .10, .1); | |
1387 | AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1388 | AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1389 | AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1390 | AliMedium(19, "S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1391 | AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .10, 10); | |
1392 | AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .10, .1); | |
1393 | ||
1394 | AliDebug(1,"Outside create materials"); | |
1395 | ||
1396 | } | |
1397 | ||
1398 | //_____________________________________________________________________________ | |
1399 | void AliPMDv2008::Init() | |
1400 | { | |
1401 | // | |
1402 | // Initialises PMD detector after it has been built | |
1403 | // | |
1404 | ||
1405 | // | |
1406 | AliDebug(2,"Inside Init"); | |
1407 | AliDebug(2,"PMD simulation package (v1) initialised"); | |
1408 | AliDebug(2,"parameters of pmd"); | |
1409 | AliDebug(2,Form("%10.2f %10.2f %10.2f %10.2f\n", | |
1410 | fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist)); | |
1411 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
1412 | fMedSens=idtmed[605-1]; | |
1413 | // --- Generate explicitly delta rays in the iron, aluminium and lead --- | |
5b9c7140 | 1414 | // Gstpar removed from here and all energy cut-offs moved to galice.cuts |
8417fa6a | 1415 | // Visualization of volumes |
1416 | gMC->Gsatt("ECAR", "SEEN", 0); | |
1417 | gMC->Gsatt("ECCU", "SEEN", 0); | |
1418 | gMC->Gsatt("ECCU", "COLO", 4); | |
1419 | gMC->Gsatt("EST1", "SEEN", 0); | |
1420 | gMC->Gsatt("EST2", "SEEN", 0); | |
1421 | gMC->Gsatt("EHC1", "SEEN", 0); | |
1422 | gMC->Gsatt("EHC2", "SEEN", 0); | |
1423 | gMC->Gsatt("EPCA", "SEEN", 0); | |
1424 | gMC->Gsatt("EBKA", "SEEN", 0); | |
1425 | gMC->Gsatt("ECGA", "SEEN", 0); | |
1426 | gMC->Gsatt("ECVA", "SEEN", 0); | |
1427 | gMC->Gsatt("EDGA", "SEEN", 0); | |
1428 | gMC->Gsatt("EDVA", "SEEN", 0); | |
1429 | gMC->Gsatt("ESSA", "SEEN", 0); | |
1430 | gMC->Gsatt("ESVA", "SEEN", 0); | |
1431 | gMC->Gsatt("EUM1", "SEEN", 0); | |
1432 | gMC->Gsatt("EUV1", "SEEN", 0); | |
1433 | gMC->Gsatt("EBPA", "SEEN", 0); | |
1434 | gMC->Gsatt("EPCB", "SEEN", 0); | |
1435 | gMC->Gsatt("EBKB", "SEEN", 0); | |
1436 | gMC->Gsatt("ECGB", "SEEN", 0); | |
1437 | gMC->Gsatt("ECVB", "SEEN", 0); | |
1438 | gMC->Gsatt("EDGB", "SEEN", 0); | |
1439 | gMC->Gsatt("EDVB", "SEEN", 0); | |
1440 | gMC->Gsatt("ESSB", "SEEN", 0); | |
1441 | gMC->Gsatt("ESVB", "SEEN", 0); | |
1442 | gMC->Gsatt("EUM2", "SEEN", 0); | |
1443 | gMC->Gsatt("EUV2", "SEEN", 0); | |
1444 | gMC->Gsatt("EBPB", "SEEN", 0); | |
1445 | gMC->Gsatt("EPB1", "SEEN", 0); | |
1446 | gMC->Gsatt("EPB2", "SEEN", 0); | |
1447 | gMC->Gsatt("ESMA", "SEEN", 0); | |
1448 | gMC->Gsatt("EMVA", "SEEN", 0); | |
1449 | gMC->Gsatt("ESMB", "SEEN", 0); | |
1450 | gMC->Gsatt("EMVB", "SEEN", 0); | |
1451 | gMC->Gsatt("ESPA", "SEEN", 0); | |
1452 | gMC->Gsatt("ESPB", "SEEN", 0); | |
1453 | gMC->Gsatt("EFEE", "SEEN", 0); | |
1454 | gMC->Gsatt("EFEE", "COLO", 4); | |
1455 | gMC->Gsatt("EFBA", "SEEN", 0); | |
1456 | gMC->Gsatt("EFBB", "SEEN", 0); | |
1457 | gMC->Gsatt("EFSA", "SEEN", 0); | |
1458 | gMC->Gsatt("EFSB", "SEEN", 0); | |
1459 | gMC->Gsatt("EFEA", "SEEN", 0); | |
1460 | gMC->Gsatt("EFEB", "SEEN", 0); | |
1461 | gMC->Gsatt("EPM1", "SEEN", 1); | |
1462 | gMC->Gsatt("EPM2", "SEEN", 1); | |
1463 | gMC->Gsatt("EPM3", "SEEN", 1); | |
1464 | gMC->Gsatt("EPM4", "SEEN", 1); | |
1465 | } | |
1466 | ||
1467 | //_____________________________________________________________________________ | |
1468 | void AliPMDv2008::StepManager() | |
1469 | { | |
1470 | // | |
1471 | // Called at each step in the PMD | |
1472 | // | |
1473 | ||
1474 | Int_t copy; | |
db06ef51 | 1475 | Float_t hits[5], destep; |
8417fa6a | 1476 | Float_t center[3] = {0,0,0}; |
db06ef51 | 1477 | Int_t vol[6]; |
8417fa6a | 1478 | |
1479 | if(gMC->CurrentMedium() == fMedSens && (destep = gMC->Edep())) { | |
1480 | ||
1481 | gMC->CurrentVolID(copy); | |
db06ef51 | 1482 | vol[0] = copy; |
8417fa6a | 1483 | |
1484 | gMC->CurrentVolOffID(1,copy); | |
db06ef51 | 1485 | vol[1] = copy; |
8417fa6a | 1486 | |
1487 | gMC->CurrentVolOffID(2,copy); | |
db06ef51 | 1488 | vol[2] = copy; |
8417fa6a | 1489 | |
1490 | gMC->CurrentVolOffID(3,copy); | |
db06ef51 | 1491 | vol[3] = copy; |
8417fa6a | 1492 | |
1493 | gMC->CurrentVolOffID(4,copy); | |
db06ef51 | 1494 | vol[4] = copy; |
8417fa6a | 1495 | |
1496 | gMC->CurrentVolOffID(5,copy); | |
db06ef51 | 1497 | vol[5] = copy; |
8417fa6a | 1498 | |
1499 | ||
8417fa6a | 1500 | gMC->Gdtom(center,hits,1); |
1501 | hits[3] = destep*1e9; //Number in eV | |
db06ef51 | 1502 | |
1503 | // this is for pile-up events | |
1504 | hits[4] = gMC->TrackTime(); | |
1505 | ||
8417fa6a | 1506 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
1507 | ||
1508 | } | |
1509 | } | |
1510 | ||
1511 | ||
1512 | //------------------------------------------------------------------------ | |
1513 | // Get parameters | |
1514 | ||
1515 | void AliPMDv2008::GetParameters() | |
1516 | { | |
1517 | // This gives all the parameters of the detector | |
1518 | // such as Length of Supermodules, type A, type B, | |
1519 | // thickness of the Supermodule | |
1520 | // | |
1521 | ||
1522 | fSMLengthax = 32.7434; | |
1523 | //The total length in X is due to the following components | |
1524 | // Factor 3 is because of 3 module length in X for this type | |
1525 | // fgkNcolUM1*fgkCellRadius (48 x 0.25): Total span of each module in X | |
1526 | // fgkCellRadius/2. : There is offset of 1/2 cell | |
1527 | // 0.05+0.05 : Insulation gaps etc | |
1528 | // fgkSSBoundary (0.3) : Boundary frame | |
1529 | // double XA = 3.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.075); | |
1530 | ||
1531 | fSMLengthbx = 42.5886; | |
1532 | //The total length in X is due to the following components | |
1533 | // Factor 2 is because of 2 module length in X for this type | |
1534 | // fgkNcolUM2*fgkCellRadius (96 x 0.25): Total span of each module in X | |
1535 | // fgkCellRadius/2. : There is offset of 1/2 cell | |
1536 | // 0.05+0.05 : Insulation gaps etc | |
1537 | // fgkSSBoundary (0.3) : Boundary frame | |
1538 | //double XB = 2.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.075; | |
1539 | ||
1540 | ||
1541 | ||
1542 | fSMLengthay = 49.1; | |
1543 | //The total length in Y is due to the following components | |
1544 | // Factor 2 is because of 2 module length in Y for this type | |
1545 | // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1 (0.25/sqrt3/2 * 96): Total span of each module in Y | |
1546 | // of strips | |
1547 | // 0.05+0.05 : Insulation gaps etc | |
1548 | // fgkSSBoundary (0.3) : Boundary frame | |
1549 | // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.05; | |
1550 | ||
1551 | fSMLengthby = 37.675; | |
1552 | //The total length in Y is due to the following components | |
1553 | // Factor 3 is because of 3 module length in Y for this type | |
1554 | // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2 (0.25/sqrt3/2 * 48): Total span of each module in Y | |
1555 | // of strips | |
1556 | // 0.05+0.05 : Insulation gaps etc | |
1557 | // fgkSSBoundary (0.3) : Boundary frame | |
1558 | //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.05); | |
1559 | ||
1560 | ||
1561 | //Thickness of a pre/veto plane | |
1562 | fDthick = fgkThSS/2. +0.15; | |
1563 | ||
1564 | //Thickness of the PMD ; 2.4 added for FEE boards | |
1565 | fSMthick = 2.0*(fgkThSS/2. +0.15) | |
1566 | +fgkThSteel/2.+fgkThLead/2.0 + 2.4; | |
1567 | ||
1568 | ||
1569 | ||
1570 | } | |
1571 | // --------------------------------------------------------------- | |
1572 | void AliPMDv2008::AddAlignableVolumes() const | |
1573 | { | |
1574 | // | |
1575 | // Create entries for alignable volumes associating the symbolic volume | |
1576 | // name with the corresponding volume path. Needs to be syncronized with | |
1577 | // eventual changes in the geometry. | |
1578 | // | |
1579 | SetSectorAlignable(); | |
1580 | ||
1581 | } | |
1582 | // ---------------------------------------------------------------- | |
1583 | void AliPMDv2008::SetSectorAlignable() const | |
1584 | { | |
1585 | // | |
1586 | ||
1587 | TString vpsector = "ALIC_1/EPM"; | |
1588 | TString vpappend = "_1"; | |
1589 | ||
1590 | TString snsector="PMD/Sector"; | |
1591 | ||
1592 | TString volpath, symname; | |
1593 | ||
1594 | for(Int_t cnt=1; cnt<=4; cnt++){ | |
1595 | volpath = vpsector; | |
1596 | volpath += cnt; | |
1597 | volpath += vpappend; | |
1598 | symname = snsector; | |
1599 | symname += cnt; | |
1600 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data())) | |
1601 | { | |
1602 | AliFatal("Unable to set alignable entry!"); | |
1603 | } | |
1604 | } | |
1605 | } | |
1606 | // ------------------------------------------------------------------ |