]>
Commit | Line | Data |
---|---|---|
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 | // // | |
1f7f8a9c | 20 | // Photon Multiplicity Detector Version 1 // |
21 | // Bedanga Mohanty : February 14th 2006 | |
8417fa6a | 22 | // // |
23 | //Begin_Html | |
24 | /* | |
25 | <img src="picts/AliPMDv1Class.gif"> | |
26 | */ | |
27 | //End_Html | |
28 | // // | |
29 | /////////////////////////////////////////////////////////////////////////////// | |
30 | //// | |
31 | ||
f7a1cc68 | 32 | #include <Riostream.h> |
dd6416aa | 33 | #include <TGeoManager.h> |
f7a1cc68 | 34 | #include <TGeoGlobalMagField.h> |
8417fa6a | 35 | #include <TVirtualMC.h> |
36 | ||
37 | #include "AliConst.h" | |
38 | #include "AliLog.h" | |
39 | #include "AliMC.h" | |
40 | #include "AliMagF.h" | |
41 | #include "AliPMDv2008.h" | |
42 | #include "AliRun.h" | |
43 | ||
1f7f8a9c | 44 | const Int_t AliPMDv2008::fgkNcolUM1 = 48; // Number of cols in UM, type 1 |
45 | const Int_t AliPMDv2008::fgkNcolUM2 = 96; // Number of cols in UM, type 2 | |
46 | const Int_t AliPMDv2008::fgkNrowUM1 = 96; // Number of rows in UM, type 1 | |
47 | const Int_t AliPMDv2008::fgkNrowUM2 = 48; // Number of rows in UM, type 2 | |
48 | const Float_t AliPMDv2008::fgkCellRadius = 0.25; // Radius of a hexagonal cell | |
49 | const Float_t AliPMDv2008::fgkCellWall = 0.02; // Thickness of cell Wall | |
50 | const Float_t AliPMDv2008::fgkCellDepth = 0.50; // Gas thickness | |
51 | const Float_t AliPMDv2008::fgkThBase = 0.2; // Thickness of Base plate | |
52 | const Float_t AliPMDv2008::fgkThBKP = 0.1; // Thickness of Back plane | |
53 | const Float_t AliPMDv2008::fgkThAir = 1.03; // Thickness of Air | |
54 | const Float_t AliPMDv2008::fgkThPCB = 0.16; // Thickness of PCB | |
55 | const Float_t AliPMDv2008::fgkThLead = 1.5; // Thickness of Pb | |
56 | const Float_t AliPMDv2008::fgkThSteel = 0.5; // Thickness of Steel | |
57 | const Float_t AliPMDv2008::fgkGap = 0.025; // Air Gap | |
58 | const Float_t AliPMDv2008::fgkZdist = 361.5; // z-position of the detector | |
59 | const Float_t AliPMDv2008::fgkSqroot3 = 1.7320508;// Square Root of 3 | |
60 | const Float_t AliPMDv2008::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2 | |
61 | const Float_t AliPMDv2008::fgkSSBoundary = 0.3; | |
62 | const Float_t AliPMDv2008::fgkThSS = 1.03; | |
63 | const Float_t AliPMDv2008::fgkThG10 = 1.03; | |
8417fa6a | 64 | ClassImp(AliPMDv2008) |
65 | ||
66 | //_____________________________________________________________________________ | |
67 | AliPMDv2008::AliPMDv2008(): | |
68 | fSMthick(0.), | |
69 | fDthick(0.), | |
70 | fSMLengthax(0.), | |
71 | fSMLengthay(0.), | |
72 | fSMLengthbx(0.), | |
73 | fSMLengthby(0.), | |
74 | fMedSens(0) | |
75 | { | |
76 | // | |
77 | // Default constructor | |
78 | // | |
79 | for (Int_t i = 0; i < 3; i++) | |
80 | { | |
81 | fDboxmm1[i] = 0.; | |
82 | fDboxmm12[i] = 0.; | |
83 | fDboxmm2[i] = 0.; | |
84 | fDboxmm22[i] = 0.; | |
85 | } | |
86 | } | |
87 | ||
88 | //_____________________________________________________________________________ | |
89 | AliPMDv2008::AliPMDv2008(const char *name, const char *title): | |
90 | AliPMD(name,title), | |
91 | fSMthick(0.), | |
92 | fDthick(0.), | |
93 | fSMLengthax(0.), | |
94 | fSMLengthay(0.), | |
95 | fSMLengthbx(0.), | |
96 | fSMLengthby(0.), | |
97 | fMedSens(0) | |
98 | { | |
99 | // | |
100 | // Standard constructor | |
101 | // | |
102 | for (Int_t i = 0; i < 3; i++) | |
103 | { | |
104 | fDboxmm1[i] = 0.; | |
105 | fDboxmm12[i] = 0.; | |
106 | fDboxmm2[i] = 0.; | |
107 | fDboxmm22[i] = 0.; | |
108 | } | |
109 | } | |
110 | ||
111 | //_____________________________________________________________________________ | |
112 | void AliPMDv2008::CreateGeometry() | |
113 | { | |
114 | // Create geometry for Photon Multiplicity Detector | |
115 | ||
116 | GetParameters(); | |
117 | CreateSupermodule(); | |
118 | CreatePMD(); | |
119 | } | |
120 | ||
121 | //_____________________________________________________________________________ | |
122 | void AliPMDv2008::CreateSupermodule() | |
123 | { | |
124 | // | |
125 | // Creates the geometry of the cells of PMD, places them in supermodule | |
126 | // which is a rectangular object. | |
127 | // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is | |
128 | // placed inside another hexagonal cell made of Cu (ECCU) with larger | |
129 | // radius, compared to ECAR. The difference in radius gives the dimension | |
130 | // of half width of each cell wall. | |
131 | // These cells are placed in a rectangular strip which are of 2 types | |
132 | // EST1 and EST2 | |
133 | // 2 types of unit modules are made EUM1 and EUM2 which contains these strips | |
134 | // placed repeatedly | |
135 | // Each supermodule (ESMA, ESMB), made of G10 is filled with following | |
136 | //components. They have 6 unit moudles inside them | |
137 | // ESMA, ESMB are placed in EPMD along with EMPB (Pb converter) | |
138 | // and EMFE (iron support) | |
139 | ||
140 | ||
141 | Int_t i,j; | |
142 | Int_t number; | |
143 | Int_t ihrotm,irotdm; | |
144 | Float_t xb, yb, zb; | |
145 | ||
146 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
147 | ||
148 | AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.); | |
149 | AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.); | |
150 | ||
151 | // STEP - I | |
152 | //******************************************************// | |
153 | // First create the sensitive medium of a hexagon cell (ECAR) | |
154 | // Inner hexagon filled with gas (Ar+CO2) | |
155 | ||
156 | Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23}; | |
157 | hexd2[4] = -fgkCellDepth/2.; | |
158 | hexd2[7] = fgkCellDepth/2.; | |
159 | hexd2[6] = fgkCellRadius - fgkCellWall; | |
160 | hexd2[9] = fgkCellRadius - fgkCellWall; | |
161 | ||
162 | gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10); | |
163 | //******************************************************// | |
164 | ||
165 | // STEP - II | |
166 | //******************************************************// | |
167 | // Place the sensitive medium inside a hexagon copper cell (ECCU) | |
168 | // Outer hexagon made of Copper | |
169 | ||
170 | Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25}; | |
171 | hexd1[4] = -fgkCellDepth/2.; | |
172 | hexd1[7] = fgkCellDepth/2.; | |
173 | hexd1[6] = fgkCellRadius; | |
174 | hexd1[9] = fgkCellRadius; | |
175 | ||
176 | gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10); | |
177 | ||
178 | // Place inner hex (sensitive volume) inside outer hex (copper) | |
179 | ||
180 | gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY"); | |
181 | //******************************************************// | |
182 | ||
183 | // STEP - III | |
184 | //******************************************************// | |
185 | // Now create Rectangular TWO strips (EST1, EST2) | |
186 | // of 1 column and 48 or 96 cells length | |
187 | ||
188 | // volume for first strip EST1 made of AIR | |
189 | ||
190 | Float_t dbox1[3]; | |
191 | dbox1[0] = fgkCellRadius/fgkSqroot3by2; | |
192 | dbox1[1] = fgkNrowUM1*fgkCellRadius; | |
193 | dbox1[2] = fgkCellDepth/2.; | |
194 | ||
195 | gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3); | |
196 | ||
197 | // volume for second strip EST2 | |
198 | ||
199 | ||
200 | Float_t dbox2[3]; | |
201 | dbox2[1] = fgkNrowUM2*fgkCellRadius; | |
202 | dbox2[0] = dbox1[0]; | |
203 | dbox2[2] = dbox1[2]; | |
204 | ||
205 | gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3); | |
206 | ||
207 | // Place hexagonal cells ECCU placed inside EST1 | |
208 | xb = 0.; | |
209 | zb = 0.; | |
210 | yb = (dbox1[1]) - fgkCellRadius; | |
211 | for (i = 1; i <= fgkNrowUM1; ++i) | |
212 | { | |
213 | number = i; | |
214 | gMC->Gspos("ECCU", number, "EST1", xb,yb,zb, 0, "ONLY"); | |
215 | yb -= (fgkCellRadius*2.); | |
216 | } | |
217 | ||
218 | // Place hexagonal cells ECCU placed inside EST2 | |
219 | xb = 0.; | |
220 | zb = 0.; | |
221 | yb = (dbox2[1]) - fgkCellRadius; | |
222 | for (i = 1; i <= fgkNrowUM2; ++i) | |
223 | { | |
224 | number = i; | |
225 | gMC->Gspos("ECCU", number, "EST2", xb,yb,zb, 0, "ONLY"); | |
226 | //PH cout << "ECCU in EST2 ==> " << number << "\t"<<xb << "\t"<<yb <<endl; | |
227 | yb -= (fgkCellRadius*2.); | |
228 | } | |
229 | ||
230 | ||
231 | //******************************************************// | |
232 | ||
233 | ||
234 | // STEP - IV | |
235 | //******************************************************// | |
236 | // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX) | |
237 | //---------------------------------EHC1 Start----------------------// | |
238 | // Create EHC1 : The honey combs for a unit module type 1 | |
239 | // First step is to create a honey comb unit module. | |
240 | // This is named as EHC1, we will lay the EST1 strips of | |
241 | // honey comb cells inside it. | |
242 | ||
243 | //Dimensions of EHC1 | |
244 | //X-dimension = Number of columns + cell radius | |
245 | //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor) | |
246 | //Z-dimension = cell depth/2 | |
247 | ||
248 | Float_t dbox3[3]; | |
249 | dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.); | |
250 | dbox3[1] = dbox1[1]+fgkCellRadius/2.; | |
251 | dbox3[2] = fgkCellDepth/2.; | |
252 | ||
253 | //Create a BOX, Material AIR | |
254 | gMC->Gsvolu("EHC1","BOX", idtmed[698], dbox3, 3); | |
255 | // Place rectangular strips EST1 inside EHC1 unit module | |
256 | xb = dbox3[0]-dbox1[0]; | |
257 | ||
258 | for (j = 1; j <= fgkNcolUM1; ++j) | |
259 | { | |
260 | if(j%2 == 0) | |
261 | { | |
262 | yb = -fgkCellRadius/2.0; | |
263 | } | |
264 | else | |
265 | { | |
266 | yb = fgkCellRadius/2.0; | |
267 | } | |
268 | number = j; | |
269 | gMC->Gspos("EST1",number, "EHC1", xb, yb , 0. , 0, "MANY"); | |
270 | //The strips are being placed from top towards bottom of the module | |
271 | //This is because the first cell in a module in hardware is the top | |
272 | //left corner cell | |
273 | xb = (dbox3[0]-dbox1[0])-j*fgkCellRadius*fgkSqroot3; | |
274 | ||
275 | } | |
276 | //--------------------EHC1 done----------------------------------// | |
277 | ||
278 | ||
279 | //---------------------------------EHC2 Start----------------------// | |
280 | // Create EHC2 : The honey combs for a unit module type 2 | |
281 | // First step is to create a honey comb unit module. | |
282 | // This is named as EHC2, we will lay the EST2 strips of | |
283 | // honey comb cells inside it. | |
284 | ||
285 | //Dimensions of EHC2 | |
286 | //X-dimension = Number of columns + cell radius | |
287 | //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor) | |
288 | //Z-dimension = cell depth/2 | |
289 | ||
290 | dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.); | |
291 | dbox3[1] = dbox1[1]+fgkCellRadius/2.; | |
292 | dbox3[2] = fgkCellDepth/2.; | |
293 | ||
294 | Float_t dbox4[3]; | |
295 | ||
296 | dbox4[0] =(dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.); | |
297 | dbox4[1] = dbox2[1] + fgkCellRadius/2.; | |
298 | dbox4[2] = dbox3[2]; | |
299 | ||
300 | //Create a BOX of AIR | |
301 | gMC->Gsvolu("EHC2","BOX", idtmed[698], dbox4, 3); | |
302 | ||
303 | // Place rectangular strips EST2 inside EHC2 unit module | |
304 | xb = dbox4[0]-dbox2[0]; | |
305 | for (j = 1; j <= fgkNcolUM2; ++j) | |
306 | { | |
307 | if(j%2 == 0) | |
308 | { | |
309 | yb = -fgkCellRadius/2.0; | |
310 | } | |
311 | else | |
312 | { | |
313 | yb = +fgkCellRadius/2.0; | |
314 | } | |
315 | number = j; | |
316 | gMC->Gspos("EST2",number, "EHC2", xb, yb , 0. ,0, "MANY"); | |
317 | xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3; | |
318 | } | |
319 | ||
320 | ||
321 | //--------------------EHC2 done----------------------------------// | |
322 | ||
323 | ||
324 | // Now the job is to assmeble an Unit module | |
325 | // It will have the following components | |
326 | // (a) Base plate of G10 of 0.2 cm | |
327 | // (b) Air gap of 0.05 cm | |
328 | // (c) Bottom PCB of 0.16 cm G10 | |
329 | // (d) Honey comb 0f 0.5 cm | |
330 | // (e) Top PCB of 0.16 cm G10 | |
331 | // (f) Air gap of 0.16 cm | |
332 | // (g) Back Plane of 0.1 cm G10 | |
333 | // (h) Then all around then we have an air gap of 0.5mm | |
334 | // (i) Then all around 0.5mm thick G10 insulation | |
335 | // (h) Then all around Stainless Steel boundary channel 0.3 cm thick | |
336 | //Let us first create them one by one | |
337 | //---------------------------------------------------// | |
338 | ||
339 | // ---------------- Lets do it first for UM Type A -----// | |
340 | ||
341 | //--------------------------------------------------// | |
342 | //Bottom and Top PCB : EPCA | |
343 | //=========================== | |
344 | // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module A | |
345 | // X-dimension same as EHC1 - dbox3[0] | |
346 | // Y-dimension same as EHC1 - dbox3[1] | |
347 | // Z-dimension 0.16/2 = 0.08 cm | |
348 | //-------------------------------------------------// | |
349 | Float_t dboxPcbA[3]; | |
350 | dboxPcbA[0] = dbox3[0]; | |
351 | dboxPcbA[1] = dbox3[1]; | |
352 | dboxPcbA[2] = fgkThPCB/2.; | |
353 | ||
354 | //Top and Bottom PCB is a BOX of Material G10 | |
355 | gMC->Gsvolu("EPCA","BOX", idtmed[607], dboxPcbA, 3); | |
356 | //--------------------------------------------------------// | |
357 | //Back Plane : EBKA | |
358 | //================== | |
359 | // Make a 1.0mm thick Back Plane PCB for Unit module A | |
360 | // X-dimension same as EHC1 - dbox3[0] | |
361 | // Y-dimension same as EHC1 - dbox3[1] | |
362 | // Z-dimension 0.1/2 = 0.05 cm | |
363 | //------------------------------------------------------// | |
364 | Float_t dboxBPlaneA[3]; | |
365 | dboxBPlaneA[0] = dbox3[0]; | |
366 | dboxBPlaneA[1] = dbox3[1]; | |
367 | dboxBPlaneA[2] = fgkThBKP/2.; | |
368 | ||
369 | //Back PLane PCB of MAterial G10 | |
370 | gMC->Gsvolu("EBKA","BOX", idtmed[607], dboxBPlaneA, 3); | |
371 | //-------------------------------------------------------------// | |
372 | ||
373 | //---------- That was all in the Z -direction of Unit Module A----// | |
374 | ||
375 | // Now lets us construct the boundary arround the Unit Module --// | |
376 | // This boundary has | |
377 | // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap | |
378 | // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10 | |
379 | // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel | |
380 | ||
381 | ||
382 | ||
383 | //-------------------------------------------------// | |
384 | //AIR GAP between UM and Boundary : ECGA FOR PRESHOWER PLANE | |
385 | //========================================================== | |
386 | // Make a 10.3mm thick Air gap for Unit module A | |
387 | // X-dimension same as EHC1+0.05 | |
388 | // Y-dimension same as EHC1+0.05 | |
389 | // Z-dimension 1.03/2 = 0.515 cm | |
390 | Float_t dboxAir3A[3]; | |
391 | dboxAir3A[0] = dbox3[0]+(2.0*fgkGap); | |
392 | dboxAir3A[1] = dbox3[1]+(2.0*fgkGap); | |
393 | dboxAir3A[2] = fgkThAir/2.; | |
394 | ||
395 | //FOR PRESHOWER | |
396 | //Air gap is a BOX of Material Air | |
397 | gMC->Gsvolu("ECGA","BOX", idtmed[698], dboxAir3A, 3); | |
398 | ||
399 | //FOR VETO | |
400 | //Air gap is a BOX of Material Air | |
401 | gMC->Gsvolu("ECVA","BOX", idtmed[698], dboxAir3A, 3); | |
402 | //-------------------------------------------------// | |
403 | ||
404 | //-------------------------------------------------// | |
405 | //G10 boundary between honeycomb and SS : EDGA | |
406 | //================================================ | |
407 | // Make a 10.3mm thick G10 Boundary for Unit module A | |
408 | // X-dimension same as EHC1+Airgap+0.05 | |
409 | // Y-dimension same as EHC1+Airgap+0.05 | |
410 | // Z-dimension 1.03/2 = 0.515 cm | |
411 | Float_t dboxGGA[3]; | |
412 | dboxGGA[0] = dboxAir3A[0]+(2.0*fgkGap); | |
413 | dboxGGA[1] = dboxAir3A[1]+(2.0*fgkGap); | |
414 | dboxGGA[2] = fgkThG10/2.; | |
415 | ||
416 | //FOR PRESHOWER | |
417 | //G10 BOX | |
418 | gMC->Gsvolu("EDGA","BOX", idtmed[607], dboxGGA, 3); | |
419 | ||
420 | //FOR VETO | |
421 | //G10 BOX | |
422 | gMC->Gsvolu("EDVA","BOX", idtmed[607], dboxGGA, 3); | |
423 | ||
424 | //-------------------------------------------------// | |
425 | //----------------------------------------------------------// | |
426 | //Stainless Steel Bounadry : ESSA | |
427 | //================================== | |
428 | // Make a 10.3mm thick Stainless Steel boundary for Unit module A | |
429 | // X-dimension same as EHC1 + Airgap + G10 + 0.3 | |
430 | // Y-dimension same as EHC1 + Airgap + G10 + 0.3 | |
431 | // Z-dimension 1.03/2 = 0.515 cm | |
432 | //------------------------------------------------------// | |
433 | // A Stainless Steel Boundary Channel to house the unit module | |
434 | ||
435 | Float_t dboxSS1[3]; | |
436 | dboxSS1[0] = dboxGGA[0]+fgkSSBoundary; | |
437 | dboxSS1[1] = dboxGGA[1]+fgkSSBoundary; | |
438 | dboxSS1[2] = fgkThSS/2.; | |
439 | ||
440 | //FOR PRESHOWER | |
441 | ||
442 | //Stainless Steel boundary - Material Stainless Steel | |
443 | gMC->Gsvolu("ESSA","BOX", idtmed[618], dboxSS1, 3); | |
444 | ||
445 | //FOR VETO | |
446 | //Stainless Steel boundary - Material Stainless Steel | |
447 | gMC->Gsvolu("ESVA","BOX", idtmed[618], dboxSS1, 3); | |
448 | ||
449 | //----------------------------------------------------------------// | |
450 | ||
451 | //----------------------------------------------------------------// | |
452 | // Here we need to place the volume in order ESSA -> EDGA -> ECGA | |
453 | // this makes the SS boundary and the 0.5mm thick FR4 insulation in place, | |
454 | // and the air volume ECGA acts as mother for the rest of components. | |
455 | // The above placeemnt is done at (0.,0.,0.) relative coordiante | |
456 | // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place | |
457 | // unnecessary air volumes now. Just leave the gap as we are placing them | |
458 | // in air only. This also reduces the number of volumes for geant to track. | |
459 | ||
460 | // Tree structure for different volumes | |
461 | // | |
462 | // EUM1 | |
463 | // | | |
464 | // -------------------- | |
465 | // | | | | |
466 | // EBPA ESSA EBKA | |
467 | // | | |
468 | // EDGA | |
469 | // | | |
470 | // ECGA | |
471 | // | | |
472 | // -------------------- | |
473 | // | | | | |
474 | // EPCA(1) EHC1 EPCA(2) | |
475 | // (bottom) | (top PCB) | |
476 | // | | |
477 | // Sensitive volume | |
478 | // (gas) | |
479 | // | |
480 | ||
481 | ||
482 | //FOR VETO | |
483 | //Creating the side channels | |
484 | // SS boundary channel, followed by G10 and Air Gap | |
485 | gMC->Gspos("EDVA", 1, "ESVA", 0., 0., 0., 0, "ONLY"); | |
486 | gMC->Gspos("ECVA", 1, "EDVA", 0., 0., 0., 0, "ONLY"); | |
487 | ||
488 | //FOR PRESHOWER | |
489 | gMC->Gspos("EDGA", 1, "ESSA", 0., 0., 0., 0, "ONLY"); | |
490 | gMC->Gspos("ECGA", 1, "EDGA", 0., 0., 0., 0, "ONLY"); | |
491 | ||
492 | // now other components, using Bedanga's code, but changing the values. | |
493 | //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR | |
494 | ||
495 | //For veto plane | |
496 | //Positioning the Bottom 0.16 cm PCB | |
497 | Float_t zbpcb = -dboxAir3A[2] + (2.0*fgkGap) + fgkThPCB/2.; | |
498 | gMC->Gspos("EPCA", 1, "ECVA", 0., 0., zbpcb, 0, "ONLY"); | |
499 | //Positioning the Honey Comb 0.5 cm | |
500 | Float_t zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.; | |
501 | gMC->Gspos("EHC1", 1, "ECVA", 0., 0., zhc, 0, "ONLY"); | |
502 | //Positioning the Top PCB 0.16 cm | |
503 | Float_t ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.; | |
504 | gMC->Gspos("EPCA", 2, "ECVA", 0., 0., ztpcb, 0, "ONLY"); | |
505 | ||
506 | ||
507 | //For Preshower plane the ordering is reversed | |
508 | //Positioning the Bottom 0.16 cm PCB | |
509 | zbpcb = -dboxAir3A[2] + fgkThPCB + fgkThPCB/2.; | |
510 | gMC->Gspos("EPCA", 1, "ECGA", 0., 0., zbpcb, 0, "ONLY"); | |
511 | //Positioning the Honey Comb 0.5 cm | |
512 | zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.; | |
513 | gMC->Gspos("EHC1", 1, "ECGA", 0., 0., zhc, 0, "ONLY"); | |
514 | //Positioning the Top PCB 0.16 cm | |
515 | ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.; | |
516 | gMC->Gspos("EPCA", 2, "ECGA", 0., 0., ztpcb, 0, "ONLY"); | |
517 | ||
518 | ||
519 | ||
520 | ||
521 | //--------------Now let us construct final UM ---------------// | |
522 | // We will do it as follows : | |
523 | // (i) First make a UM of air. which will have dimensions | |
524 | // of the SS boundary Channel (in x,y) and of height 13.3mm | |
525 | //(ii) Then we will place all the components | |
526 | ||
527 | //----------------------------------------------------------// | |
528 | // A unit module type A of Air | |
529 | // Dimensions of Unit Module same as SS boundary channel | |
530 | Float_t dboxUM1[3]; | |
531 | dboxUM1[0] = dboxSS1[0]; | |
532 | dboxUM1[1] = dboxSS1[1]; | |
533 | dboxUM1[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at | |
534 | // the bottom and the backplane PCB at the top. | |
535 | ||
536 | //FOR PRESHOWER | |
537 | //Create a Unit module of above dimensions Material : AIR | |
538 | gMC->Gsvolu("EUM1","BOX", idtmed[698], dboxUM1, 3); | |
539 | //FOR VETO | |
540 | gMC->Gsvolu("EUV1","BOX", idtmed[698], dboxUM1, 3); | |
541 | ||
542 | //----------------------------------------------------------------// | |
543 | ||
544 | //BASE PLATE : EBPA | |
545 | //================== | |
546 | // Make a 2mm thick G10 Base plate for Unit module A | |
547 | // Base plate is as big as the final UM dimensions that is as | |
548 | // SS boundary channel | |
549 | Float_t dboxBaseA[3]; | |
550 | dboxBaseA[0] = dboxSS1[0]; | |
551 | dboxBaseA[1] = dboxSS1[1]; | |
552 | dboxBaseA[2] = fgkThBase/2.; | |
553 | ||
554 | //Base Blate is a G10 BOX | |
555 | gMC->Gsvolu("EBPA","BOX", idtmed[607], dboxBaseA, 3); | |
556 | //----------------------------------------------------// | |
557 | ||
558 | //FOR VETO | |
559 | //- Placing of all components of UM in AIR BOX EUM1--// | |
560 | //(1) FIRST PUT THE BASE PLATE | |
561 | Float_t zbaseplate = -dboxUM1[2] + fgkThBase/2.; | |
562 | gMC->Gspos("EBPA", 1, "EUV1", 0., 0., zbaseplate, 0, "ONLY"); | |
563 | ||
564 | //(2) NEXT PLACING the SS BOX | |
565 | Float_t zss = zbaseplate + fgkThBase/2. + fgkThSS/2.; | |
566 | gMC->Gspos("ESVA", 1, "EUV1", 0., 0., zss, 0, "ONLY"); | |
567 | ||
568 | // (3) Positioning the Backplane PCB 0.1 cm | |
569 | Float_t zbkp = zss + fgkThSS/2. + fgkThBKP/2.; | |
570 | gMC->Gspos("EBKA", 1, "EUV1", 0., 0., zbkp, 0, "ONLY"); | |
571 | ||
572 | //FOR PRESHOWER | |
573 | // (3) Positioning the Backplane PCB 0.1 cm | |
574 | zbkp = -dboxUM1[2] + fgkThBKP/2.; | |
575 | gMC->Gspos("EBKA", 1, "EUM1", 0., 0., zbkp, 0, "ONLY"); | |
576 | ||
577 | //(2) NEXT PLACING the SS BOX | |
578 | zss = zbkp + fgkThBKP/2. + fgkThSS/2.; | |
579 | gMC->Gspos("ESSA", 1, "EUM1", 0., 0., zss, 0, "ONLY"); | |
580 | ||
581 | //(1) FIRST PUT THE BASE PLATE | |
582 | zbaseplate = zss + fgkThSS/2 + fgkThBase/2.; | |
583 | gMC->Gspos("EBPA", 1, "EUM1", 0., 0., zbaseplate, 0, "ONLY"); | |
584 | //-------------------- UM Type A completed ------------------------// | |
585 | ||
586 | ||
587 | ||
588 | //-------------------- Lets do the same thing for UM type B -------// | |
589 | //--------------------------------------------------// | |
590 | //Bottom and Top PCB : EPCB | |
591 | //=========================== | |
592 | // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module B | |
593 | // X-dimension same as EHC2 - dbox4[0] | |
594 | // Y-dimension same as EHC2 - dbox4[1] | |
595 | // Z-dimension 0.16/2 = 0.08 cm | |
596 | //-------------------------------------------------// | |
597 | Float_t dboxPcbB[3]; | |
598 | dboxPcbB[0] = dbox4[0]; | |
599 | dboxPcbB[1] = dbox4[1]; | |
600 | dboxPcbB[2] = fgkThPCB/2.; | |
601 | ||
602 | //Top and Bottom PCB is a BOX of Material G10 | |
603 | gMC->Gsvolu("EPCB","BOX", idtmed[607], dboxPcbB, 3); | |
604 | //--------------------------------------------------------// | |
605 | //Back Plane : EBKB | |
606 | //================== | |
607 | // Make a 1.0mm thick Back Plane PCB for Unit module B | |
608 | // X-dimension same as EHC2 - dbox4[0] | |
609 | // Y-dimension same as EHC2 - dbox4[1] | |
610 | // Z-dimension 0.1/2 = 0.05 cm | |
611 | //------------------------------------------------------// | |
612 | Float_t dboxBPlaneB[3]; | |
613 | dboxBPlaneB[0] = dbox4[0]; | |
614 | dboxBPlaneB[1] = dbox4[1]; | |
615 | dboxBPlaneB[2] = fgkThBKP/2.; | |
616 | ||
617 | //Back PLane PCB of MAterial G10 | |
618 | gMC->Gsvolu("EBKB","BOX", idtmed[607], dboxBPlaneB, 3); | |
619 | //-------------------------------------------------------------// | |
620 | ||
621 | //---------- That was all in the Z -direction of Unit Module B----// | |
622 | ||
623 | // Now lets us construct the boundary arround the Unit Module --// | |
624 | // This boundary has | |
625 | // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap | |
626 | // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10 | |
627 | // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel | |
628 | ||
629 | //-------------------------------------------------// | |
630 | //AIR GAP between UM and Boundary : ECGB | |
631 | //================================================ | |
632 | // Make a 10.3mm thick Air gap for Unit module B | |
633 | // X-dimension same as EHC2+0.05 | |
634 | // Y-dimension same as EHC2+0.05 | |
635 | // Z-dimension 1.03/2 = 0.515 cm | |
636 | Float_t dboxAir3B[3]; | |
637 | dboxAir3B[0] = dbox4[0]+(2.0*fgkGap); | |
638 | dboxAir3B[1] = dbox4[1]+(2.0*fgkGap); | |
639 | dboxAir3B[2] = fgkThAir/2.; | |
640 | ||
641 | //PRESHOWER | |
642 | //Air gap is a BOX of Material Air | |
643 | gMC->Gsvolu("ECGB","BOX", idtmed[698], dboxAir3B, 3); | |
644 | //VETO | |
645 | gMC->Gsvolu("ECVB","BOX", idtmed[698], dboxAir3B, 3); | |
646 | ||
647 | //-------------------------------------------------// | |
648 | ||
649 | //-------------------------------------------------// | |
650 | //G10 boundary between honeycomb and SS : EDGB | |
651 | //================================================ | |
652 | // Make a 10.3mm thick G10 Boundary for Unit module B | |
653 | // X-dimension same as EHC2+Airgap+0.05 | |
654 | // Y-dimension same as EHC2+Airgap+0.05 | |
655 | // Z-dimension 1.03/2 = 0.515 cm | |
656 | Float_t dboxGGB[3]; | |
657 | dboxGGB[0] = dboxAir3B[0]+(2.0*fgkGap); | |
658 | dboxGGB[1] = dboxAir3B[1]+(2.0*fgkGap); | |
659 | dboxGGB[2] = fgkThG10/2.; | |
660 | ||
661 | //PRESHOWER | |
662 | //G10 BOX | |
663 | gMC->Gsvolu("EDGB","BOX", idtmed[607], dboxGGB, 3); | |
664 | //VETO | |
665 | gMC->Gsvolu("EDVB","BOX", idtmed[607], dboxGGB, 3); | |
666 | //-------------------------------------------------// | |
667 | //----------------------------------------------------------// | |
668 | //Stainless Steel Bounadry : ESSB | |
669 | //================================== | |
670 | // Make a 10.3mm thick Stainless Steel boundary for Unit module B | |
671 | // X-dimension same as EHC2 + Airgap + G10 + 0.3 | |
672 | // Y-dimension same as EHC2 + Airgap + G10 + 0.3 | |
673 | // Z-dimension 1.03/2 = 0.515 cm | |
674 | //------------------------------------------------------// | |
675 | // A Stainless Steel Boundary Channel to house the unit module | |
676 | ||
677 | Float_t dboxSS2[3]; | |
678 | dboxSS2[0] = dboxGGB[0] + fgkSSBoundary; | |
679 | dboxSS2[1] = dboxGGB[1] + fgkSSBoundary; | |
680 | dboxSS2[2] = fgkThSS/2.; | |
681 | ||
682 | //PRESHOWER | |
683 | //Stainless Steel boundary - Material Stainless Steel | |
684 | gMC->Gsvolu("ESSB","BOX", idtmed[618], dboxSS2, 3); | |
685 | //VETO | |
686 | gMC->Gsvolu("ESVB","BOX", idtmed[618], dboxSS2, 3); | |
687 | //----------------------------------------------------------------// | |
688 | ||
689 | //----------------------------------------------------------------// | |
690 | // Here we need to place the volume in order ESSB -> EDGB -> ECGB | |
691 | // this makes the SS boiundary and the 0.5mm thick FR4 insulation in place, | |
692 | // and the air volume ECGB acts as mother for the rest of components. | |
693 | // The above placeemnt is done at (0.,0.,0.) relative coordiante | |
694 | // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place | |
695 | // unnecessary air volumes now. Just leave the gap as we are placing them | |
696 | // in air only. This also reduces the number of volumes for geant to track. | |
697 | ||
698 | // Tree structure for different volumes | |
699 | // | |
700 | // EUM2 | |
701 | // | | |
702 | // -------------------- | |
703 | // | | | | |
704 | // EBPB ESSB EBKB | |
705 | // | | |
706 | // EDGB | |
707 | // | | |
708 | // ECGB | |
709 | // | | |
710 | // -------------------- | |
711 | // | | | | |
712 | // EPCB(1) EHC2 EPCB(2) | |
713 | // (bottom) | (top PCB) | |
714 | // | | |
715 | // Sensitive volume | |
716 | // (gas) | |
717 | // | |
718 | ||
719 | //PRESHOWER | |
720 | //Creating the side channels | |
721 | // SS boundary channel, followed by G10 and Air Gap | |
722 | gMC->Gspos("EDGB", 1, "ESSB", 0., 0., 0., 0, "ONLY"); | |
723 | gMC->Gspos("ECGB", 1, "EDGB", 0., 0., 0., 0, "ONLY"); | |
724 | //VETO | |
725 | gMC->Gspos("EDVB", 1, "ESVB", 0., 0., 0., 0, "ONLY"); | |
726 | gMC->Gspos("ECVB", 1, "EDVB", 0., 0., 0., 0, "ONLY"); | |
727 | ||
728 | // now other components, using Bedang's code, but changing the values. | |
729 | //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR | |
730 | ||
731 | //VETO | |
732 | //Positioning the Bottom 0.16 cm PCB | |
733 | Float_t zbpcb2 = -dboxAir3B[2] + (2.0*fgkGap) + fgkThPCB/2.; | |
734 | gMC->Gspos("EPCB", 1, "ECVB", 0., 0., zbpcb2, 0, "ONLY"); | |
735 | //Positioning the Honey Comb 0.5 cm | |
736 | Float_t zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.; | |
737 | gMC->Gspos("EHC2", 1, "ECVB", 0., 0., zhc2, 0, "ONLY"); | |
738 | //Positioning the Top PCB 0.16 cm | |
739 | Float_t ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.; | |
740 | gMC->Gspos("EPCB", 2, "ECVB", 0., 0., ztpcb2, 0, "ONLY"); | |
741 | ||
742 | //PRESHOWER | |
743 | //For preshower plane the ordering is reversed | |
744 | //Positioning the Bottom 0.16 cm PCB | |
745 | zbpcb2 = -dboxAir3B[2] + fgkThPCB + fgkThPCB/2.; | |
746 | gMC->Gspos("EPCB", 1, "ECGB", 0., 0., zbpcb2, 0, "ONLY"); | |
747 | //Positioning the Honey Comb 0.5 cm | |
748 | zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.; | |
749 | gMC->Gspos("EHC2", 1, "ECGB", 0., 0., zhc2, 0, "ONLY"); | |
750 | //Positioning the Top PCB 0.16 cm | |
751 | ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.; | |
752 | gMC->Gspos("EPCB", 2, "ECGB", 0., 0., ztpcb2, 0, "ONLY"); | |
753 | ||
754 | ||
755 | ||
756 | //--------------Now let us construct final UM ---------------// | |
757 | // We will do it as follows : | |
758 | // (i) First make a UM of air. which will have dimensions | |
759 | // of the SS boundary Channel (in x,y) and of height 13.3mm | |
760 | //(ii) Then we will place all the components | |
761 | ||
762 | //----------------------------------------------------------// | |
763 | // A unit module type B of Air | |
764 | // Dimensions of Unit Module same as SS boundary channel | |
765 | ||
766 | Float_t dboxUM2[3]; | |
767 | dboxUM2[0] = dboxSS2[0]; | |
768 | dboxUM2[1] = dboxSS2[1]; | |
769 | dboxUM2[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at | |
770 | // the bottom and the backplane PCB at the top. | |
771 | ||
772 | //PRESHOWER | |
773 | //Create a Unit module of above dimensions Material : AIR | |
774 | gMC->Gsvolu("EUM2","BOX", idtmed[698], dboxUM2, 3); | |
775 | ||
776 | //VETO | |
777 | gMC->Gsvolu("EUV2","BOX", idtmed[698], dboxUM2, 3); | |
778 | //----------------------------------------------------------------// | |
779 | ||
780 | //BASE PLATE : EBPB | |
781 | //================== | |
782 | // Make a 2mm thick G10 Base plate for Unit module B | |
783 | // Base plate is as big as the final UM dimensions that is as | |
784 | // SS boundary channel | |
785 | Float_t dboxBaseB[3]; | |
786 | dboxBaseB[0] = dboxSS2[0]; | |
787 | dboxBaseB[1] = dboxSS2[1]; | |
788 | dboxBaseB[2] = fgkThBase/2.; | |
789 | ||
790 | //Base Blate is a G10 BOX | |
791 | gMC->Gsvolu("EBPB","BOX", idtmed[607], dboxBaseB, 3); | |
792 | //----------------------------------------------------// | |
793 | ||
794 | //VETO | |
795 | //- Placing of all components of UM in AIR BOX EUM2--// | |
796 | //(1) FIRST PUT THE BASE PLATE | |
797 | Float_t zbaseplate2 = -dboxUM2[2] + fgkThBase/2.; | |
798 | gMC->Gspos("EBPB", 1, "EUV2", 0., 0., zbaseplate2, 0, "ONLY"); | |
799 | ||
800 | //(2) NEXT PLACING the SS BOX | |
801 | Float_t zss2 = zbaseplate2 + fgkThBase/2. + fgkThSS/2.; | |
802 | gMC->Gspos("ESVB", 1, "EUV2", 0., 0., zss2, 0, "ONLY"); | |
803 | ||
804 | // (3) Positioning the Backplane PCB 0.1 cm | |
805 | Float_t zbkp2 = zss2 + fgkThSS/2. + fgkThBKP/2.; | |
806 | gMC->Gspos("EBKB", 1, "EUV2", 0., 0., zbkp2, 0, "ONLY"); | |
807 | ||
808 | ||
809 | ||
810 | //FOR PRESHOWER | |
811 | // (3) Positioning the Backplane PCB 0.1 cm | |
812 | zbkp2 = -dboxUM2[2] + fgkThBKP/2.; | |
813 | gMC->Gspos("EBKB", 1, "EUM2", 0., 0., zbkp2, 0, "ONLY"); | |
814 | ||
815 | //(2) NEXT PLACING the SS BOX | |
816 | zss2 = zbkp2 + fgkThBKP/2. + fgkThSS/2.; | |
817 | gMC->Gspos("ESSB", 1, "EUM2", 0., 0., zss2, 0, "ONLY"); | |
818 | ||
819 | //(1) FIRST PUT THE BASE PLATE | |
820 | zbaseplate2 = zss2 + fgkThSS/2 + fgkThBase/2.; | |
821 | gMC->Gspos("EBPB", 1, "EUM2", 0., 0., zbaseplate2, 0, "ONLY"); | |
822 | //-------------------- UM Type B completed ------------------------// | |
823 | ||
824 | ||
825 | //--- Now we need to make Lead plates of UM dimension -----// | |
826 | ||
827 | /**************************/ | |
828 | //----------------------------------------------------------// | |
829 | // The lead convertor is of unit module size | |
830 | // Dimensions of Unit Module same as SS boundary channel | |
831 | ||
832 | Float_t dboxPba[3]; | |
833 | dboxPba[0] = dboxUM1[0]; | |
834 | dboxPba[1] = dboxUM1[1]; | |
835 | dboxPba[2] = fgkThLead/2.; | |
836 | // Lead of UM dimension | |
837 | gMC->Gsvolu("EPB1","BOX", idtmed[600], dboxPba, 3); | |
838 | ||
839 | Float_t dboxPbb[3]; | |
840 | dboxPbb[0] = dboxUM2[0]; | |
841 | dboxPbb[1] = dboxUM2[1]; | |
842 | dboxPbb[2] = fgkThLead/2.; | |
843 | // Lead of UM dimension | |
844 | gMC->Gsvolu("EPB2","BOX", idtmed[600], dboxPbb, 3); | |
845 | ||
846 | //----------------------------------------------------------------// | |
847 | ||
848 | // 2 types of Rectangular shaped supermodules (BOX) | |
849 | //each with 6 unit modules | |
850 | ||
851 | // volume for SUPERMODULE ESMA | |
852 | //Space added to provide a gapping for HV between UM's | |
853 | //There is a gap of 0.15 cm between two Modules (UMs) | |
854 | // in x-direction and 0.1cm along y-direction | |
855 | ||
856 | Float_t dboxSM1[3]; | |
857 | dboxSM1[0] = 3.0*dboxUM1[0] + (2.0*0.075); | |
858 | dboxSM1[1] = 2.0*dboxUM1[1] + 0.05; | |
859 | dboxSM1[2] = dboxUM1[2]; | |
860 | ||
861 | //FOR PRESHOWER | |
862 | gMC->Gsvolu("ESMA","BOX", idtmed[698], dboxSM1, 3); | |
863 | ||
864 | //FOR VETO | |
865 | gMC->Gsvolu("EMVA","BOX", idtmed[698], dboxSM1, 3); | |
866 | ||
867 | //Position the 6 unit modules in EMSA | |
868 | Float_t xa1,xa2,xa3,ya1,ya2; | |
869 | xa1 = dboxSM1[0] - dboxUM1[0]; | |
870 | xa2 = xa1 - dboxUM1[0] - 0.15 - dboxUM1[0]; | |
871 | xa3 = xa2 - dboxUM1[0] - 0.15 - dboxUM1[0]; | |
872 | ya1 = dboxSM1[1] - dboxUM1[1]; | |
873 | ya2 = ya1 - dboxUM1[1] - 0.1 - dboxUM1[1]; | |
874 | ||
875 | //PRESHOWER | |
876 | // gMC->Gspos("EUM1", 1, "ESMA", xa1, ya1, 0., 0, "ONLY"); // BKN | |
877 | gMC->Gspos("EUM1", 2, "ESMA", xa2, ya1, 0., 0, "ONLY"); | |
878 | gMC->Gspos("EUM1", 3, "ESMA", xa3, ya1, 0., 0, "ONLY"); | |
879 | gMC->Gspos("EUM1", 4, "ESMA", xa1, ya2, 0., 0, "ONLY"); | |
880 | gMC->Gspos("EUM1", 5, "ESMA", xa2, ya2, 0., 0, "ONLY"); | |
881 | gMC->Gspos("EUM1", 6, "ESMA", xa3, ya2, 0., 0, "ONLY"); | |
882 | ||
883 | //VETO | |
884 | gMC->Gspos("EUV1", 1, "EMVA", xa1, ya1, 0., 0, "ONLY"); | |
885 | gMC->Gspos("EUV1", 2, "EMVA", xa2, ya1, 0., 0, "ONLY"); | |
886 | gMC->Gspos("EUV1", 3, "EMVA", xa3, ya1, 0., 0, "ONLY"); | |
887 | gMC->Gspos("EUV1", 4, "EMVA", xa1, ya2, 0., 0, "ONLY"); | |
888 | gMC->Gspos("EUV1", 5, "EMVA", xa2, ya2, 0., 0, "ONLY"); | |
889 | gMC->Gspos("EUV1", 6, "EMVA", xa3, ya2, 0., 0, "ONLY"); | |
890 | ||
891 | ||
892 | // volume for SUPERMODULE ESMB | |
893 | //Space is added to provide a gapping for HV between UM's | |
894 | Float_t dboxSM2[3]; | |
895 | dboxSM2[0] = 2.0*dboxUM2[0] + 0.075; | |
896 | dboxSM2[1] = 3.0*dboxUM2[1] + (2.0*0.05); | |
897 | dboxSM2[2] = dboxUM2[2]; | |
898 | ||
899 | //PRESHOWER | |
900 | gMC->Gsvolu("ESMB","BOX", idtmed[698], dboxSM2, 3); | |
901 | //VETO | |
902 | gMC->Gsvolu("EMVB","BOX", idtmed[698], dboxSM2, 3); | |
903 | ||
904 | //Position the 6 unit modules in EMSB | |
905 | Float_t xb1,xb2,yb1,yb2,yb3; | |
906 | xb1 = dboxSM2[0] - dboxUM2[0]; | |
907 | xb2 = xb1 - dboxUM2[0] - 0.15 - dboxUM2[0]; | |
908 | yb1 = dboxSM2[1] - dboxUM2[1]; | |
909 | yb2 = yb1 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
910 | yb3 = yb2 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
911 | ||
912 | ||
913 | //PRESHOWER | |
914 | // gMC->Gspos("EUM2", 1, "ESMB", xb1, yb1, 0., 0, "ONLY"); // BKN | |
915 | // gMC->Gspos("EUM2", 2, "ESMB", xb2, yb1, 0., 0, "ONLY"); | |
916 | gMC->Gspos("EUM2", 3, "ESMB", xb1, yb2, 0., 0, "ONLY"); | |
917 | gMC->Gspos("EUM2", 4, "ESMB", xb2, yb2, 0., 0, "ONLY"); | |
918 | gMC->Gspos("EUM2", 5, "ESMB", xb1, yb3, 0., 0, "ONLY"); | |
919 | gMC->Gspos("EUM2", 6, "ESMB", xb2, yb3, 0., 0, "ONLY"); | |
920 | ||
921 | //VETO | |
922 | gMC->Gspos("EUV2", 1, "EMVB", xb1, yb1, 0., 0, "ONLY"); | |
923 | gMC->Gspos("EUV2", 2, "EMVB", xb2, yb1, 0., 0, "ONLY"); | |
924 | gMC->Gspos("EUV2", 3, "EMVB", xb1, yb2, 0., 0, "ONLY"); | |
925 | gMC->Gspos("EUV2", 4, "EMVB", xb2, yb2, 0., 0, "ONLY"); | |
926 | gMC->Gspos("EUV2", 5, "EMVB", xb1, yb3, 0., 0, "ONLY"); | |
927 | gMC->Gspos("EUV2", 6, "EMVB", xb2, yb3, 0., 0, "ONLY"); | |
928 | ||
929 | // Make smiliar stucture for lead as for PMD plane | |
930 | //================================================ | |
931 | ||
932 | // 2 types of Rectangular shaped supermodules (BOX) | |
933 | //each with 6 unit modules | |
934 | ||
935 | // volume for SUPERMODULE ESMPbA | |
936 | //Space added to provide a gapping for HV between UM's | |
937 | ||
938 | Float_t dboxSMPb1[3]; | |
939 | dboxSMPb1[0] = 3.0*dboxUM1[0] + (2.0*0.075); | |
940 | dboxSMPb1[1] = 2.0*dboxUM1[1] + 0.05; | |
941 | dboxSMPb1[2] = fgkThLead/2.; | |
942 | ||
943 | gMC->Gsvolu("ESPA","BOX", idtmed[698], dboxSMPb1, 3); | |
944 | ||
945 | ||
946 | //Position the 6 unit modules in ESMPbA | |
947 | Float_t xpa1,xpa2,xpa3,ypa1,ypa2; | |
948 | xpa1 = -dboxSMPb1[0] + dboxUM1[0]; | |
949 | xpa2 = xpa1 + dboxUM1[0] + 0.15 + dboxUM1[0]; | |
950 | xpa3 = xpa2 + dboxUM1[0] + 0.15 + dboxUM1[0]; | |
951 | ypa1 = dboxSMPb1[1] - dboxUM1[1]; | |
952 | ypa2 = ypa1 - dboxUM1[1] - 0.1 - dboxUM1[1]; | |
953 | ||
954 | ||
955 | gMC->Gspos("EPB1", 1, "ESPA", xpa1, ypa1, 0., 0, "ONLY"); | |
956 | gMC->Gspos("EPB1", 2, "ESPA", xpa2, ypa1, 0., 0, "ONLY"); | |
957 | gMC->Gspos("EPB1", 3, "ESPA", xpa3, ypa1, 0., 0, "ONLY"); | |
958 | gMC->Gspos("EPB1", 4, "ESPA", xpa1, ypa2, 0., 0, "ONLY"); | |
959 | gMC->Gspos("EPB1", 5, "ESPA", xpa2, ypa2, 0., 0, "ONLY"); | |
960 | gMC->Gspos("EPB1", 6, "ESPA", xpa3, ypa2, 0., 0, "ONLY"); | |
961 | ||
962 | ||
963 | // volume for SUPERMODULE ESMPbB | |
964 | //Space is added to provide a gapping for HV between UM's | |
965 | Float_t dboxSMPb2[3]; | |
966 | dboxSMPb2[0] = 2.0*dboxUM2[0] + 0.075; | |
967 | dboxSMPb2[1] = 3.0*dboxUM2[1] + (2.0*0.05); | |
968 | dboxSMPb2[2] = fgkThLead/2.; | |
969 | ||
970 | gMC->Gsvolu("ESPB","BOX", idtmed[698], dboxSMPb2, 3); | |
971 | ||
972 | //Position the 6 unit modules in ESMPbB | |
973 | Float_t xpb1,xpb2,ypb1,ypb2,ypb3; | |
974 | xpb1 = -dboxSMPb2[0] + dboxUM2[0]; | |
975 | xpb2 = xpb1 + dboxUM2[0] + 0.15 + dboxUM2[0]; | |
976 | ypb1 = dboxSMPb2[1] - dboxUM2[1]; | |
977 | ypb2 = ypb1 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
978 | ypb3 = ypb2 - dboxUM2[1] - 0.1 - dboxUM2[1]; | |
979 | ||
980 | ||
981 | gMC->Gspos("EPB2", 1, "ESPB", xpb1, ypb1, 0., 0, "ONLY"); | |
982 | gMC->Gspos("EPB2", 2, "ESPB", xpb2, ypb1, 0., 0, "ONLY"); | |
983 | gMC->Gspos("EPB2", 3, "ESPB", xpb1, ypb2, 0., 0, "ONLY"); | |
984 | gMC->Gspos("EPB2", 4, "ESPB", xpb2, ypb2, 0., 0, "ONLY"); | |
985 | gMC->Gspos("EPB2", 5, "ESPB", xpb1, ypb3, 0., 0, "ONLY"); | |
986 | gMC->Gspos("EPB2", 6, "ESPB", xpb2, ypb3, 0., 0, "ONLY"); | |
987 | ||
988 | ||
989 | //--------------------------------------------------- | |
990 | /// ALICE PMD FEE BOARDS IMPLEMENTATION | |
991 | // Dt: 25th February 2006 | |
992 | // - M.M. Mondal, S.K. Prasad and P.K. Netrakanti | |
993 | //--------------------------------------------------- | |
994 | ||
995 | //FEE boards | |
996 | // It is FR4 board of length 7cm | |
997 | // breadth of 2.4 cm and thickness 0.1cm | |
998 | Float_t dboxFEE[3]; | |
999 | dboxFEE[0] = 0.05; | |
1000 | dboxFEE[1] = 3.50; | |
1001 | dboxFEE[2] = 1.20; | |
1002 | ||
1003 | gMC->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3); | |
1004 | ||
1005 | //Mother volume to accomodate FEE boards | |
1006 | // It should have the dimension | |
1007 | // as the back plane or the | |
1008 | //corresponding UM | |
1009 | //TYPE A | |
1010 | //------------------------------------------------------// | |
1011 | ||
1012 | Float_t dboxFEEBPlaneA[3]; | |
1013 | dboxFEEBPlaneA[0] = dboxBPlaneA[0]; //dbox3[0]; | |
1014 | dboxFEEBPlaneA[1] = dboxBPlaneA[1];//dbox3[1]; | |
1015 | dboxFEEBPlaneA[2] = 1.2; | |
1016 | ||
1017 | //Volume of same dimension as Back PLane of Material AIR | |
1018 | gMC->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3); | |
1019 | ||
1020 | //TYPE B | |
1021 | Float_t dboxFEEBPlaneB[3]; | |
1022 | dboxFEEBPlaneB[0] = dboxBPlaneB[0]; //dbox4[0]; | |
1023 | dboxFEEBPlaneB[1] = dboxBPlaneB[1];//dbox4[1]; | |
1024 | dboxFEEBPlaneB[2] = 1.2; | |
1025 | ||
1026 | //Back PLane PCB of MAterial G10 | |
1027 | gMC->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3); | |
1028 | ||
1029 | //Placing the FEE boards in the Mother volume of AIR | |
1030 | ||
1031 | //Type A | |
1032 | ||
1033 | Float_t xFee; // X-position of FEE board | |
1034 | Float_t yFee; // Y-position of FEE board | |
1035 | Float_t zFee = 0.0; // Z-position of FEE board | |
1036 | ||
1037 | Float_t xA = 0.25; //distance from the border to 1st FEE board | |
1038 | Float_t yA = 4.00; //distance from the border to 1st FEE board | |
1039 | Float_t xSepa = 1.70; //Distance between two FEE boards | |
1040 | Float_t ySepa = 8.00; //Distance between two FEE boards | |
1041 | ||
1042 | ||
1043 | // FEE Boards EFEE placed inside EFBA | |
1044 | number = 1; | |
1045 | yFee = dboxFEEBPlaneA[1] - yA; | |
1046 | for (i = 1; i <= 6; ++i) | |
1047 | { | |
1048 | xFee = -dboxFEEBPlaneA[0] + xA; | |
1049 | for (j = 1; j <= 12; ++j) | |
1050 | { | |
1051 | gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY"); | |
1052 | xFee += xSepa; | |
1053 | number += 1; | |
1054 | } | |
1055 | yFee -= ySepa; | |
1056 | } | |
1057 | // FEE Boards EFEE placed inside EFBB | |
1058 | number = 1; | |
1059 | yFee = dboxFEEBPlaneB[1] - yA; | |
1060 | for (i = 1; i <= 3; ++i) | |
1061 | { | |
1062 | xFee = -dboxFEEBPlaneB[0] + xA; | |
1063 | for (j = 1; j <= 24; ++j) | |
1064 | { | |
1065 | gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY"); | |
1066 | xFee += xSepa; | |
1067 | number += 1; | |
1068 | } | |
1069 | yFee -= ySepa; | |
1070 | } | |
1071 | ||
1072 | ||
1073 | //Distance between the two backplanes of two UMs | |
1074 | //in x-direction is 0.92 and ydirection is 0.95 | |
1075 | Float_t dboxEFSA[3]; | |
1076 | dboxEFSA[0] = 3.0*dboxFEEBPlaneA[0] + 0.92; | |
1077 | dboxEFSA[1] = 2.0*dboxFEEBPlaneA[1] + (0.95/2.0); | |
1078 | dboxEFSA[2] = dboxFEEBPlaneA[2]; | |
1079 | ||
1080 | //Type A | |
1081 | gMC->Gsvolu("EFSA","BOX", idtmed[698],dboxEFSA, 3); | |
1082 | ||
1083 | //Distance between the two backplanes of two UMs | |
1084 | //in x-direction is 0.92 and ydirection is 0.95 | |
1085 | Float_t dboxEFSB[3]; | |
1086 | dboxEFSB[0] = 2.0*dboxFEEBPlaneB[0] + (0.938/2.0); | |
1087 | dboxEFSB[1] = 3.0*dboxFEEBPlaneB[1] + 1.05; | |
1088 | dboxEFSB[2] = dboxFEEBPlaneB[2]; | |
1089 | ||
1090 | //Type A | |
1091 | gMC->Gsvolu("EFSB","BOX", idtmed[698],dboxEFSB, 3); | |
1092 | ||
1093 | ||
1094 | Float_t xfs1,xfs2,xfs3,yfs1,yfs2,yfs3; | |
1095 | xfs1 = -dboxEFSA[0] + dboxFEEBPlaneA[0]; | |
1096 | xfs2 = xfs1 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0]; | |
1097 | xfs3 = xfs2 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0]; | |
1098 | yfs1 = dboxEFSA[1] - dboxFEEBPlaneA[1]; | |
1099 | yfs2 = yfs1 - dboxFEEBPlaneA[1] - 0.95 - dboxFEEBPlaneA[1]; | |
1100 | ||
1101 | ||
1102 | ||
1103 | // gMC->Gspos("EFBA", 1, "EFSA", xfs1, yfs1, 0., 0, "ONLY"); // BKN | |
1104 | gMC->Gspos("EFBA", 2, "EFSA", xfs2, yfs1, 0., 0, "ONLY"); | |
1105 | gMC->Gspos("EFBA", 3, "EFSA", xfs3, yfs1, 0., 0, "ONLY"); | |
1106 | gMC->Gspos("EFBA", 4, "EFSA", xfs1, yfs2, 0., 0, "ONLY"); | |
1107 | gMC->Gspos("EFBA", 5, "EFSA", xfs2, yfs2, 0., 0, "ONLY"); | |
1108 | gMC->Gspos("EFBA", 6, "EFSA", xfs3, yfs2, 0., 0, "ONLY"); | |
1109 | ||
1110 | ||
1111 | //Type B positioning | |
1112 | ||
1113 | xfs1 = -dboxEFSB[0] + dboxFEEBPlaneB[0]; | |
1114 | xfs2 = xfs1 + dboxFEEBPlaneB[0] + 0.938 + dboxFEEBPlaneB[0]; | |
1115 | yfs1 = dboxEFSB[1] - dboxFEEBPlaneB[1]; | |
1116 | yfs2 = yfs1 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1]; | |
1117 | yfs3 = yfs2 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1]; | |
1118 | ||
1119 | ||
1120 | ||
1121 | // gMC->Gspos("EFBB", 1, "EFSB", xfs1, yfs1, 0., 0, "ONLY"); // BKN | |
1122 | // gMC->Gspos("EFBB", 2, "EFSB", xfs2, yfs1, 0., 0, "ONLY"); // BKN | |
1123 | gMC->Gspos("EFBB", 3, "EFSB", xfs1, yfs2, 0., 0, "ONLY"); | |
1124 | gMC->Gspos("EFBB", 4, "EFSB", xfs2, yfs2, 0., 0, "ONLY"); | |
1125 | gMC->Gspos("EFBB", 5, "EFSB", xfs1, yfs3, 0., 0, "ONLY"); | |
1126 | gMC->Gspos("EFBB", 6, "EFSB", xfs2, yfs3, 0., 0, "ONLY"); | |
1127 | ||
1128 | ||
1129 | } | |
1130 | ||
1131 | //_____________________________________________________________________________ | |
1132 | ||
1133 | void AliPMDv2008::CreatePMD() | |
1134 | { | |
1135 | // | |
1136 | // Create final detector from supermodules | |
1137 | // -- Author : Bedanga and Viyogi June 2003 | |
1138 | ||
1139 | Float_t zp; | |
1140 | Int_t jhrot12,jhrot13, irotdm; | |
1141 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
1142 | ||
1143 | //VOLUMES Names : begining with "E" for all PMD volumes, | |
1144 | ||
1145 | // --- DEFINE Iron volumes for SM A | |
1146 | // Fe Support | |
1147 | Float_t dboxFea[3]; | |
1148 | dboxFea[0] = fSMLengthax; | |
1149 | dboxFea[1] = fSMLengthay; | |
1150 | dboxFea[2] = fgkThSteel/2.; | |
1151 | ||
1152 | gMC->Gsvolu("EFEA","BOX", idtmed[618], dboxFea, 3); | |
1153 | ||
1154 | // --- DEFINE Iron volumes for SM B | |
1155 | ||
1156 | // Fe Support | |
1157 | Float_t dboxFeb[3]; | |
1158 | dboxFeb[0] = fSMLengthbx; | |
1159 | dboxFeb[1] = fSMLengthby; | |
1160 | dboxFeb[2] = fgkThSteel/2.; | |
1161 | ||
1162 | gMC->Gsvolu("EFEB","BOX", idtmed[618], dboxFeb, 3); | |
1163 | ||
1164 | AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.); | |
1165 | AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.); | |
1166 | AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.); | |
1167 | ||
1168 | // Gaspmd, the dimension of RECTANGULAR mother volume of PMD, | |
1169 | // Four mother volumes EPM1,EPM2 for A-type and | |
1170 | // volumes EPM3 and EPM4 for B-type. Four to create a hole | |
1171 | // and avoid overlap with beam pipe | |
1172 | ||
1173 | Float_t gaspmd[3]; | |
1174 | gaspmd[0] = fSMLengthax; | |
1175 | gaspmd[1] = fSMLengthay; | |
1176 | gaspmd[2] = fSMthick; | |
1177 | ||
1178 | gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd, 3); | |
1179 | gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd, 3); | |
1180 | ||
1181 | //Complete detector for Type A | |
1182 | //Position Super modules type A for both CPV and PMD in EPMD | |
1183 | Float_t zpsa,zpba,zfea,zcva,zfee; | |
1184 | ||
1185 | // zpsa = - gaspmd[2] + fSMthick/2.; | |
1186 | // -2.5 is given to place PMD at -361.5 | |
1187 | // BM : In future after putting proper electronics | |
1188 | // -2.5 will be replaced by -gaspmd[2] | |
1189 | ||
1190 | //TYPE A | |
1191 | //Fee board | |
1192 | ||
1193 | // This part is commented for the time being by BKN | |
1194 | ||
1195 | zfee=-gaspmd[2] + 1.2; | |
1196 | ||
1197 | /* | |
1198 | gMC->Gspos("EFSA", 1, "EPM1", 0., 0., zfee, 0, "ONLY"); | |
1199 | gMC->Gspos("EFSA", 2, "EPM2", 0., 0., zfee, jhrot12, "ONLY"); | |
1200 | */ | |
1201 | ||
1202 | //VETO | |
1203 | ||
1204 | zcva = zfee + 1.2 + fDthick; | |
1205 | ||
1206 | /* | |
1207 | gMC->Gspos("EMVA", 1, "EPM1", 0., 0., zcva, 0, "ONLY"); | |
1208 | gMC->Gspos("EMVA", 2, "EPM2", 0., 0., zcva, jhrot12, "ONLY"); | |
1209 | */ | |
1210 | ||
1211 | ||
1212 | ||
1213 | //Iron support | |
1214 | zfea = zcva + fDthick + fgkThSteel/2.; | |
1215 | gMC->Gspos("EFEA", 1, "EPM1", 0., 0., zfea, 0, "ONLY"); | |
1216 | //gMC->Gspos("EFEA", 2, "EPM2", 0., 0., zfea, 0, "ONLY"); | |
1217 | //Lead | |
1218 | zpba=zfea+fgkThSteel/2.+ fgkThLead/2.; | |
1219 | gMC->Gspos("ESPA", 1, "EPM1", 0., 0., zpba, 0, "ONLY"); | |
1220 | //gMC->Gspos("ESPA", 2, "EPM2", 0., 0., zpba, 0, "ONLY"); | |
1221 | //Preshower | |
1222 | zpsa = zpba + fgkThLead/2. + fDthick; | |
1223 | gMC->Gspos("ESMA", 1, "EPM1", 0., 0., zpsa, 0, "ONLY"); | |
1224 | //gMC->Gspos("ESMA", 2, "EPM2", 0., 0., zpsa, jhrot12, "ONLY"); | |
1225 | //FEE boards | |
1226 | zfee=zpsa + fDthick + 1.2; | |
1227 | gMC->Gspos("EFSA", 3, "EPM1", 0., 0., zfee, 0, "ONLY"); | |
1228 | //gMC->Gspos("EFSA", 4, "EPM2", 0., 0., zfee, jhrot12, "ONLY"); | |
1229 | ||
1230 | ||
1231 | //TYPE - B | |
1232 | gaspmd[0] = fSMLengthbx; | |
1233 | gaspmd[1] = fSMLengthby; | |
1234 | gaspmd[2] = fSMthick; | |
1235 | ||
1236 | gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd, 3); | |
1237 | gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd, 3); | |
1238 | ||
1239 | //Complete detector for Type B | |
1240 | //Position Super modules type B for both CPV and PMD in EPMD | |
1241 | Float_t zpsb,zpbb,zfeb,zcvb; | |
1242 | // zpsb = - gaspmd[2] + fSMthick/2.; | |
1243 | // -2.5 is given to place PMD at -361.5 | |
1244 | // BM: In future after putting proper electronics | |
1245 | // -2.5 will be replaced by -gaspmd[2] | |
1246 | ||
1247 | //Fee board | |
1248 | ||
1249 | zfee=-gaspmd[2] + 1.2; | |
1250 | ||
1251 | /* | |
1252 | gMC->Gspos("EFSB", 5, "EPM3", 0., 0., zfee, 0, "ONLY"); | |
1253 | gMC->Gspos("EFSB", 6, "EPM4", 0., 0., zfee, jhrot12, "ONLY"); | |
1254 | */ | |
1255 | ||
1256 | zcvb= zfee + 1.2 + fDthick; | |
1257 | ||
1258 | //VETO | |
1259 | /* | |
1260 | gMC->Gspos("EMVB", 3, "EPM3", 0., 0., zcvb, 0, "ONLY"); | |
1261 | gMC->Gspos("EMVB", 4, "EPM4", 0., 0., zcvb, jhrot12, "ONLY"); | |
1262 | */ | |
1263 | ||
1264 | //IRON SUPPORT | |
1265 | zfeb= zcvb + fDthick + fgkThSteel/2.; | |
1266 | //gMC->Gspos("EFEB", 3, "EPM3", 0., 0., zfeb, 0, "ONLY"); | |
1267 | gMC->Gspos("EFEB", 4, "EPM4", 0., 0., zfeb, 0, "ONLY"); | |
1268 | //LEAD | |
1269 | zpbb= zfeb + fgkThSteel/2.+ fgkThLead/2.; | |
1270 | //gMC->Gspos("ESPB", 3, "EPM3", 0., 0., zpbb, 0, "ONLY"); | |
1271 | gMC->Gspos("ESPB", 4, "EPM4", 0., 0., zpbb, 0, "ONLY"); | |
1272 | //PRESHOWER | |
1273 | zpsb = zpbb + fgkThLead/2.+ fDthick; | |
1274 | //gMC->Gspos("ESMB", 3, "EPM3", 0., 0., zpsb, 0, "ONLY"); | |
1275 | gMC->Gspos("ESMB", 4, "EPM4", 0., 0., zpsb, jhrot12, "ONLY"); | |
1276 | //FEE boards | |
1277 | zfee=zpsb + fDthick + 1.2; | |
1278 | //gMC->Gspos("EFSB", 7, "EPM3", 0., 0., zfee, 0, "ONLY"); | |
1279 | gMC->Gspos("EFSB", 8, "EPM4", 0., 0., zfee, jhrot12, "ONLY"); | |
1280 | ||
1281 | ||
1282 | // --- Place the EPMD in ALICE | |
1283 | //Z-distance of PMD from Interaction Point | |
1284 | zp = fgkZdist; | |
1285 | ||
1286 | //X and Y-positions of the PMD planes | |
1287 | Float_t xfinal,yfinal; | |
1288 | Float_t xsmb,ysmb; | |
1289 | Float_t xsma,ysma; | |
1290 | ||
1291 | xfinal = fSMLengthax + 0.48/2 + fSMLengthbx; | |
1292 | yfinal = fSMLengthay + 0.20/2 + fSMLengthby; | |
1293 | ||
1294 | ||
1295 | xsma = xfinal - fSMLengthax; | |
1296 | ysma = yfinal - fSMLengthay; | |
1297 | xsmb = -xfinal + fSMLengthbx; | |
1298 | ysmb = yfinal - fSMLengthby; | |
1299 | ||
1300 | ||
1301 | //Position Full PMD in ALICE | |
1302 | // | |
1303 | // EPM1 EPM3 | |
1304 | // | |
1305 | // EPM4 EPM2 | |
1306 | // (rotated (rotated EPM1) | |
1307 | // EPM3) | |
1308 | // | |
1309 | gMC->Gspos("EPM1", 1, "ALIC", xsma,ysma,zp, 0, "ONLY"); | |
1310 | gMC->Gspos("EPM2", 1, "ALIC", -xsma,-ysma,zp, 0, "ONLY"); | |
1311 | gMC->Gspos("EPM3", 1, "ALIC", xsmb,ysmb,zp, 0, "ONLY"); | |
1312 | gMC->Gspos("EPM4", 1, "ALIC", -xsmb,-ysmb,zp, 0, "ONLY"); | |
1313 | } | |
1314 | ||
1315 | ||
8417fa6a | 1316 | //_____________________________________________________________________________ |
1317 | void AliPMDv2008::CreateMaterials() | |
1318 | { | |
1319 | // Create materials for the PMD | |
1320 | // | |
1321 | // ORIGIN : Y. P. VIYOGI | |
1322 | // | |
1323 | // cout << " Inside create materials " << endl; | |
1324 | ||
f7a1cc68 | 1325 | Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ(); |
1326 | Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max(); | |
8417fa6a | 1327 | |
1328 | // --- Define the various materials for GEANT --- | |
1329 | ||
1330 | AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5); | |
1331 | ||
1332 | // Argon | |
1333 | ||
1334 | Float_t dAr = 0.001782; // --- Ar density in g/cm3 --- | |
1335 | Float_t x0Ar = 19.55 / dAr; | |
1336 | AliMaterial(2, "Argon$", 39.95, 18., dAr, x0Ar, 6.5e4); | |
1337 | ||
1338 | // --- CO2 --- | |
1339 | ||
1340 | Float_t aCO2[2] = { 12.,16. }; | |
1341 | Float_t zCO2[2] = { 6.,8. }; | |
1342 | Float_t wCO2[2] = { 1.,2. }; | |
1343 | Float_t dCO2 = 0.001977; | |
1344 | AliMixture(3, "CO2 $", aCO2, zCO2, dCO2, -2, wCO2); | |
1345 | ||
1346 | AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5); | |
1347 | ||
1348 | // ArCO2 | |
1349 | ||
1350 | Float_t aArCO2[3] = {39.948,12.0107,15.9994}; | |
1351 | Float_t zArCO2[3] = {18.,6.,8.}; | |
1352 | Float_t wArCO2[3] = {0.7,0.08,0.22}; | |
1353 | Float_t dArCO2 = dAr * 0.7 + dCO2 * 0.3; | |
1354 | AliMixture(5, "ArCO2$", aArCO2, zArCO2, dArCO2, 3, wArCO2); | |
1355 | ||
1356 | AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5); | |
1357 | ||
1358 | // G10 | |
1359 | ||
1360 | Float_t aG10[4]={1.,12.011,15.9994,28.086}; | |
1361 | Float_t zG10[4]={1.,6.,8.,14.}; | |
1362 | Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714}; | |
1363 | AliMixture(8,"G10",aG10,zG10,1.7,4,wG10); | |
1364 | ||
1365 | AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.); | |
1366 | ||
1367 | // Steel | |
1368 | Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 }; | |
1369 | Float_t zSteel[4] = { 26.,24.,28.,14. }; | |
1370 | Float_t wSteel[4] = { .715,.18,.1,.005 }; | |
1371 | Float_t dSteel = 7.88; | |
1372 | AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel); | |
1373 | ||
1374 | //Air | |
1375 | ||
1376 | Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; | |
1377 | Float_t zAir[4]={6.,7.,8.,18.}; | |
1378 | Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; | |
1379 | Float_t dAir1 = 1.20479E-10; | |
1380 | Float_t dAir = 1.20479E-3; | |
1381 | AliMixture(98, "Vacum$", aAir, zAir, dAir1, 4, wAir); | |
1382 | AliMixture(99, "Air $", aAir, zAir, dAir , 4, wAir); | |
1383 | ||
1384 | // Define tracking media | |
1385 | AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1386 | AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1387 | AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .10, .1); | |
1388 | AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1389 | AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1390 | AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); | |
1391 | AliMedium(19, "S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); | |
1392 | AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .10, 10); | |
1393 | AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .10, .1); | |
1394 | ||
1395 | AliDebug(1,"Outside create materials"); | |
1396 | ||
1397 | } | |
1398 | ||
1399 | //_____________________________________________________________________________ | |
1400 | void AliPMDv2008::Init() | |
1401 | { | |
1402 | // | |
1403 | // Initialises PMD detector after it has been built | |
1404 | // | |
1405 | ||
1406 | // | |
1407 | AliDebug(2,"Inside Init"); | |
1408 | AliDebug(2,"PMD simulation package (v1) initialised"); | |
1409 | AliDebug(2,"parameters of pmd"); | |
1410 | AliDebug(2,Form("%10.2f %10.2f %10.2f %10.2f\n", | |
1411 | fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist)); | |
1412 | Int_t *idtmed = fIdtmed->GetArray()-599; | |
1413 | fMedSens=idtmed[605-1]; | |
1414 | // --- Generate explicitly delta rays in the iron, aluminium and lead --- | |
5b9c7140 | 1415 | // Gstpar removed from here and all energy cut-offs moved to galice.cuts |
8417fa6a | 1416 | // Visualization of volumes |
dd6416aa | 1417 | gGeoManager->SetVolumeAttribute("ECAR", "SEEN", 0); |
1418 | gGeoManager->SetVolumeAttribute("ECCU", "SEEN", 0); | |
1419 | gGeoManager->SetVolumeAttribute("ECCU", "COLO", 4); | |
1420 | gGeoManager->SetVolumeAttribute("EST1", "SEEN", 0); | |
1421 | gGeoManager->SetVolumeAttribute("EST2", "SEEN", 0); | |
1422 | gGeoManager->SetVolumeAttribute("EHC1", "SEEN", 0); | |
1423 | gGeoManager->SetVolumeAttribute("EHC2", "SEEN", 0); | |
1424 | gGeoManager->SetVolumeAttribute("EPCA", "SEEN", 0); | |
1425 | gGeoManager->SetVolumeAttribute("EBKA", "SEEN", 0); | |
1426 | gGeoManager->SetVolumeAttribute("ECGA", "SEEN", 0); | |
1427 | gGeoManager->SetVolumeAttribute("ECVA", "SEEN", 0); | |
1428 | gGeoManager->SetVolumeAttribute("EDGA", "SEEN", 0); | |
1429 | gGeoManager->SetVolumeAttribute("EDVA", "SEEN", 0); | |
1430 | gGeoManager->SetVolumeAttribute("ESSA", "SEEN", 0); | |
1431 | gGeoManager->SetVolumeAttribute("ESVA", "SEEN", 0); | |
1432 | gGeoManager->SetVolumeAttribute("EUM1", "SEEN", 0); | |
1433 | gGeoManager->SetVolumeAttribute("EUV1", "SEEN", 0); | |
1434 | gGeoManager->SetVolumeAttribute("EBPA", "SEEN", 0); | |
1435 | gGeoManager->SetVolumeAttribute("EPCB", "SEEN", 0); | |
1436 | gGeoManager->SetVolumeAttribute("EBKB", "SEEN", 0); | |
1437 | gGeoManager->SetVolumeAttribute("ECGB", "SEEN", 0); | |
1438 | gGeoManager->SetVolumeAttribute("ECVB", "SEEN", 0); | |
1439 | gGeoManager->SetVolumeAttribute("EDGB", "SEEN", 0); | |
1440 | gGeoManager->SetVolumeAttribute("EDVB", "SEEN", 0); | |
1441 | gGeoManager->SetVolumeAttribute("ESSB", "SEEN", 0); | |
1442 | gGeoManager->SetVolumeAttribute("ESVB", "SEEN", 0); | |
1443 | gGeoManager->SetVolumeAttribute("EUM2", "SEEN", 0); | |
1444 | gGeoManager->SetVolumeAttribute("EUV2", "SEEN", 0); | |
1445 | gGeoManager->SetVolumeAttribute("EBPB", "SEEN", 0); | |
1446 | gGeoManager->SetVolumeAttribute("EPB1", "SEEN", 0); | |
1447 | gGeoManager->SetVolumeAttribute("EPB2", "SEEN", 0); | |
1448 | gGeoManager->SetVolumeAttribute("ESMA", "SEEN", 0); | |
1449 | gGeoManager->SetVolumeAttribute("EMVA", "SEEN", 0); | |
1450 | gGeoManager->SetVolumeAttribute("ESMB", "SEEN", 0); | |
1451 | gGeoManager->SetVolumeAttribute("EMVB", "SEEN", 0); | |
1452 | gGeoManager->SetVolumeAttribute("ESPA", "SEEN", 0); | |
1453 | gGeoManager->SetVolumeAttribute("ESPB", "SEEN", 0); | |
1454 | gGeoManager->SetVolumeAttribute("EFEE", "SEEN", 0); | |
1455 | gGeoManager->SetVolumeAttribute("EFEE", "COLO", 4); | |
1456 | gGeoManager->SetVolumeAttribute("EFBA", "SEEN", 0); | |
1457 | gGeoManager->SetVolumeAttribute("EFBB", "SEEN", 0); | |
1458 | gGeoManager->SetVolumeAttribute("EFSA", "SEEN", 0); | |
1459 | gGeoManager->SetVolumeAttribute("EFSB", "SEEN", 0); | |
1460 | gGeoManager->SetVolumeAttribute("EFEA", "SEEN", 0); | |
1461 | gGeoManager->SetVolumeAttribute("EFEB", "SEEN", 0); | |
1462 | gGeoManager->SetVolumeAttribute("EPM1", "SEEN", 1); | |
1463 | gGeoManager->SetVolumeAttribute("EPM2", "SEEN", 1); | |
1464 | gGeoManager->SetVolumeAttribute("EPM3", "SEEN", 1); | |
1465 | gGeoManager->SetVolumeAttribute("EPM4", "SEEN", 1); | |
8417fa6a | 1466 | } |
1467 | ||
1468 | //_____________________________________________________________________________ | |
1469 | void AliPMDv2008::StepManager() | |
1470 | { | |
1471 | // | |
1472 | // Called at each step in the PMD | |
1473 | // | |
1474 | ||
1475 | Int_t copy; | |
db06ef51 | 1476 | Float_t hits[5], destep; |
8417fa6a | 1477 | Float_t center[3] = {0,0,0}; |
db06ef51 | 1478 | Int_t vol[6]; |
8417fa6a | 1479 | |
1480 | if(gMC->CurrentMedium() == fMedSens && (destep = gMC->Edep())) { | |
1481 | ||
1482 | gMC->CurrentVolID(copy); | |
db06ef51 | 1483 | vol[0] = copy; |
8417fa6a | 1484 | |
1485 | gMC->CurrentVolOffID(1,copy); | |
db06ef51 | 1486 | vol[1] = copy; |
8417fa6a | 1487 | |
1488 | gMC->CurrentVolOffID(2,copy); | |
db06ef51 | 1489 | vol[2] = copy; |
8417fa6a | 1490 | |
1491 | gMC->CurrentVolOffID(3,copy); | |
db06ef51 | 1492 | vol[3] = copy; |
8417fa6a | 1493 | |
1494 | gMC->CurrentVolOffID(4,copy); | |
db06ef51 | 1495 | vol[4] = copy; |
8417fa6a | 1496 | |
1497 | gMC->CurrentVolOffID(5,copy); | |
db06ef51 | 1498 | vol[5] = copy; |
8417fa6a | 1499 | |
1500 | ||
8417fa6a | 1501 | gMC->Gdtom(center,hits,1); |
1502 | hits[3] = destep*1e9; //Number in eV | |
db06ef51 | 1503 | |
1504 | // this is for pile-up events | |
1505 | hits[4] = gMC->TrackTime(); | |
1506 | ||
8417fa6a | 1507 | AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); |
1508 | ||
1509 | } | |
1510 | } | |
1511 | ||
1512 | ||
1513 | //------------------------------------------------------------------------ | |
1514 | // Get parameters | |
1515 | ||
1516 | void AliPMDv2008::GetParameters() | |
1517 | { | |
1518 | // This gives all the parameters of the detector | |
1519 | // such as Length of Supermodules, type A, type B, | |
1520 | // thickness of the Supermodule | |
1521 | // | |
1522 | ||
1523 | fSMLengthax = 32.7434; | |
1524 | //The total length in X is due to the following components | |
1525 | // Factor 3 is because of 3 module length in X for this type | |
1526 | // fgkNcolUM1*fgkCellRadius (48 x 0.25): Total span of each module in X | |
1527 | // fgkCellRadius/2. : There is offset of 1/2 cell | |
1528 | // 0.05+0.05 : Insulation gaps etc | |
1529 | // fgkSSBoundary (0.3) : Boundary frame | |
1530 | // double XA = 3.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.075); | |
1531 | ||
1532 | fSMLengthbx = 42.5886; | |
1533 | //The total length in X is due to the following components | |
1534 | // Factor 2 is because of 2 module length in X for this type | |
1535 | // fgkNcolUM2*fgkCellRadius (96 x 0.25): Total span of each module in X | |
1536 | // fgkCellRadius/2. : There is offset of 1/2 cell | |
1537 | // 0.05+0.05 : Insulation gaps etc | |
1538 | // fgkSSBoundary (0.3) : Boundary frame | |
1539 | //double XB = 2.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.075; | |
1540 | ||
1541 | ||
1542 | ||
1543 | fSMLengthay = 49.1; | |
1544 | //The total length in Y is due to the following components | |
1545 | // Factor 2 is because of 2 module length in Y for this type | |
1546 | // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1 (0.25/sqrt3/2 * 96): Total span of each module in Y | |
1547 | // of strips | |
1548 | // 0.05+0.05 : Insulation gaps etc | |
1549 | // fgkSSBoundary (0.3) : Boundary frame | |
1550 | // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.05; | |
1551 | ||
1552 | fSMLengthby = 37.675; | |
1553 | //The total length in Y is due to the following components | |
1554 | // Factor 3 is because of 3 module length in Y for this type | |
1555 | // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2 (0.25/sqrt3/2 * 48): Total span of each module in Y | |
1556 | // of strips | |
1557 | // 0.05+0.05 : Insulation gaps etc | |
1558 | // fgkSSBoundary (0.3) : Boundary frame | |
1559 | //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.05); | |
1560 | ||
1561 | ||
1562 | //Thickness of a pre/veto plane | |
1563 | fDthick = fgkThSS/2. +0.15; | |
1564 | ||
1565 | //Thickness of the PMD ; 2.4 added for FEE boards | |
1566 | fSMthick = 2.0*(fgkThSS/2. +0.15) | |
1567 | +fgkThSteel/2.+fgkThLead/2.0 + 2.4; | |
1568 | ||
1569 | ||
1570 | ||
1571 | } | |
1572 | // --------------------------------------------------------------- | |
1573 | void AliPMDv2008::AddAlignableVolumes() const | |
1574 | { | |
1575 | // | |
1576 | // Create entries for alignable volumes associating the symbolic volume | |
1577 | // name with the corresponding volume path. Needs to be syncronized with | |
1578 | // eventual changes in the geometry. | |
1579 | // | |
1580 | SetSectorAlignable(); | |
1581 | ||
1582 | } | |
1583 | // ---------------------------------------------------------------- | |
1584 | void AliPMDv2008::SetSectorAlignable() const | |
1585 | { | |
1f7f8a9c | 1586 | // |
8417fa6a | 1587 | |
1588 | TString vpsector = "ALIC_1/EPM"; | |
1589 | TString vpappend = "_1"; | |
1590 | ||
1591 | TString snsector="PMD/Sector"; | |
1592 | ||
1593 | TString volpath, symname; | |
1594 | ||
1595 | for(Int_t cnt=1; cnt<=4; cnt++){ | |
1596 | volpath = vpsector; | |
1597 | volpath += cnt; | |
1598 | volpath += vpappend; | |
1599 | symname = snsector; | |
1600 | symname += cnt; | |
1601 | if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data())) | |
1602 | { | |
1603 | AliFatal("Unable to set alignable entry!"); | |
1604 | } | |
1605 | } | |
1606 | } | |
1607 | // ------------------------------------------------------------------ |