Line data Source code
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 : /* $Id$ */
16 :
17 : //
18 : ///////////////////////////////////////////////////////////////////////////////
19 : // //
20 : // Photon Multiplicity Detector Version 1 //
21 : // Bedanga Mohanty : February 14th 2006
22 : //---------------------------------------------------
23 : // ALICE PMD FEE BOARDS IMPLEMENTATION
24 : // Dt: 25th February 2006
25 : // M.M. Mondal, S.K. Prasad and P.K. Netrakanti
26 : //---------------------------------------------------
27 : // Create final detector from Unit Modules
28 : // Author : Bedanga and Viyogi June 2003
29 : //---------------------------------------------------
30 : // Modified by
31 : // Dr. Y.P. Viyogi and Ranbir Singh
32 : // Dt: 2nd February 2009
33 : //
34 : //Begin_Html
35 : /*
36 : <img src="picts/AliPMDv1Class.gif">
37 : */
38 : //End_Html
39 : // //
40 : /////////////////////////////////////////////////////////////////////////////
41 : ////
42 :
43 : #include <Riostream.h>
44 : #include <TGeoManager.h>
45 : #include <TGeoGlobalMagField.h>
46 : #include <TVirtualMC.h>
47 :
48 : #include "AliConst.h"
49 : #include "AliLog.h"
50 : #include "AliMC.h"
51 : #include "AliMagF.h"
52 : #include "AliPMDv1.h"
53 : #include "AliRun.h"
54 : #include "AliTrackReference.h"
55 :
56 : const Int_t AliPMDv1::fgkNcolUM1 = 48; // Number of cols in UM, type 1
57 : const Int_t AliPMDv1::fgkNcolUM2 = 96; // Number of cols in UM, type 2
58 : const Int_t AliPMDv1::fgkNrowUM1 = 96; // Number of rows in UM, type 1
59 : const Int_t AliPMDv1::fgkNrowUM2 = 48; // Number of rows in UM, type 2
60 : const Float_t AliPMDv1::fgkCellRadius = 0.25; // Radius of a hexagonal cell
61 : const Float_t AliPMDv1::fgkCellWall = 0.02; // Thickness of cell Wall
62 : const Float_t AliPMDv1::fgkCellDepth = 0.50; // Gas thickness
63 : const Float_t AliPMDv1::fgkThPCB = 0.16; // Thickness of PCB
64 : const Float_t AliPMDv1::fgkThLead = 1.5; // Thickness of Pb
65 : const Float_t AliPMDv1::fgkThSteel = 0.5; // Thickness of Steel
66 : const Float_t AliPMDv1::fgkGap = 0.025; // Air Gap
67 : const Float_t AliPMDv1::fgkZdist = 361.5; // z-position of the detector
68 : const Float_t AliPMDv1::fgkSqroot3 = 1.7320508;// Square Root of 3
69 : const Float_t AliPMDv1::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2
70 : const Float_t AliPMDv1::fgkSSBoundary = 0.3;
71 : const Float_t AliPMDv1::fgkThSS = 1.23; // Old thickness of SS frame was 1.03
72 : const Float_t AliPMDv1::fgkThTopG10 = 0.33;
73 : const Float_t AliPMDv1::fgkThBotG10 = 0.4;
74 :
75 :
76 12 : ClassImp(AliPMDv1)
77 :
78 : //_____________________________________________________________________________
79 12 : AliPMDv1::AliPMDv1():
80 12 : fSMthick(0.),
81 12 : fSMthickpmd(0.),
82 12 : fDthick(0.),
83 12 : fSMLengthax(0.),
84 12 : fSMLengthay(0.),
85 12 : fSMLengthbx(0.),
86 12 : fSMLengthby(0.),
87 12 : fMedSens(0)
88 60 : {
89 :
90 : // Default constructor
91 :
92 96 : for (Int_t i = 0; i < 3; i++)
93 : {
94 36 : fDboxmm1[i] = 0.;
95 36 : fDboxmm12[i] = 0.;
96 36 : fDboxmm2[i] = 0.;
97 36 : fDboxmm22[i] = 0.;
98 : }
99 1176 : for (Int_t i = 0; i < 48; i++)
100 : {
101 576 : fModStatus[i] = 1;
102 : }
103 :
104 24 : }
105 :
106 : //_____________________________________________________________________________
107 : AliPMDv1::AliPMDv1(const char *name, const char *title):
108 1 : AliPMD(name,title),
109 1 : fSMthick(0.),
110 1 : fSMthickpmd(0.),
111 1 : fDthick(0.),
112 1 : fSMLengthax(0.),
113 1 : fSMLengthay(0.),
114 1 : fSMLengthbx(0.),
115 1 : fSMLengthby(0.),
116 1 : fMedSens(0)
117 5 : {
118 :
119 : // Standard constructor
120 :
121 8 : for (Int_t i = 0; i < 3; i++)
122 : {
123 3 : fDboxmm1[i] = 0.;
124 3 : fDboxmm12[i] = 0.;
125 3 : fDboxmm2[i] = 0.;
126 3 : fDboxmm22[i] = 0.;
127 : }
128 98 : for (Int_t i = 0; i < 48; i++)
129 : {
130 48 : fModStatus[i] = 1;
131 : }
132 2 : }
133 :
134 :
135 :
136 :
137 : //_____________________________________________________________________________
138 : void AliPMDv1::CreateGeometry()
139 : {
140 : // Create geometry for Photon Multiplicity Detector
141 :
142 2 : GetParameters();
143 1 : CreateSupermodule();
144 1 : CreatePMD();
145 1 : }
146 :
147 : //_____________________________________________________________________________
148 : void AliPMDv1::CreateSupermodule()
149 : {
150 : //
151 : // Creates the geometry of the cells of PMD, places them in modules
152 : // which are rectangular objects.
153 : // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is
154 : // placed inside another hexagonal cell made of Cu (ECCU) with larger
155 : // radius, compared to ECAR. The difference in radius gives the dimension
156 : // of half width of each cell wall.
157 : // These cells are placed in a rectangular strip which are of 2 types
158 : // EST1 and EST2.
159 : // Two types of honeycomb EHC1 & EHC2 are made using strips EST1 & EST2.
160 : // 4 types of unit modules are made EUM1 & EUM2 for PRESHOWER Plane and
161 : // EUV1 & EUV2 for VETO Plane which contains strips placed repeatedly
162 : //
163 : // These unit moules are then placed inside EPM1, EPM2, EPM3 and EPM4 along
164 : // with lead convertor ELDA & ELDB and Iron Supports EFE1, EFE2, EFE3 and EFE4
165 : // They have 6 unit moudles inside them in each plane. Therefore, total of 48
166 : // unit modules in both the planes (PRESHOWER Plane & VETO Plane). The numbering
167 : // of unit modules is from 0 to 47.
168 : //
169 : // Steel channels (ECHA & ECHB) are also placed which are used to place the unit modules
170 : //
171 : // In order to account for the extra material around and on the detector, Girders (EGDR),
172 : // girder's Carriage (EXGD), eight Aluminium boxes (ESV1,2,3,4 & EVV1,2,3,4) along with
173 : // LVDBs (ELVD), cables (ECB1,2,3,4), and ELMBs (ELMB) are being placed in approximations.
174 : //
175 : // Four FR4 sheets (ECC1,2,3,4) are placed parallel to the PMD on both sides, which perform
176 : // as cooling encloser
177 :
178 : // NOTE:- VOLUME Names : begining with "E" for all PMD volumes
179 :
180 : Int_t i,j;
181 : Int_t number;
182 2 : Int_t ihrotm,irotdm;
183 : Float_t xb, yb, zb;
184 :
185 1 : Int_t *idtmed = fIdtmed->GetArray()-599;
186 :
187 1 : AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
188 1 : AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
189 :
190 : //******************************************************//
191 : // STEP - I //
192 : //******************************************************//
193 : // First create the sensitive medium of a hexagon cell (ECAR)
194 : // Inner hexagon filled with gas (Ar+CO2)
195 : // Integer assigned to Ar+CO2 medium is 604
196 :
197 1 : Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
198 1 : hexd2[4] = -fgkCellDepth/2.;
199 1 : hexd2[7] = fgkCellDepth/2.;
200 1 : hexd2[6] = fgkCellRadius - fgkCellWall;
201 1 : hexd2[9] = fgkCellRadius - fgkCellWall;
202 :
203 1 : TVirtualMC::GetMC()->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10);
204 :
205 : //******************************************************//
206 : // STEP - II //
207 : //******************************************************//
208 : // Place the sensitive medium inside a hexagon copper cell (ECCU)
209 : // Outer hexagon made of Copper
210 : // Integer assigned to Cu medium is 614
211 :
212 1 : Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
213 1 : hexd1[4] = -fgkCellDepth/2.;
214 1 : hexd1[7] = fgkCellDepth/2.;
215 1 : hexd1[6] = fgkCellRadius;
216 1 : hexd1[9] = fgkCellRadius;
217 :
218 1 : TVirtualMC::GetMC()->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
219 :
220 : // Place inner hex (sensitive volume) inside outer hex (copper)
221 :
222 1 : TVirtualMC::GetMC()->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
223 :
224 : //******************************************************//
225 : // STEP - III //
226 : //******************************************************//
227 : // Now create Two types of Rectangular strips (EST1, EST2)
228 : // of 1 column and 96 or 48 cells length
229 :
230 : // volume for first strip EST1 made of AIR
231 : // Integer assigned to Air medium is 698
232 : // strip type-1 is of 1 column and 96 rows i.e. of 96 cells length
233 :
234 1 : Float_t dbox1[3];
235 1 : dbox1[0] = fgkCellRadius/fgkSqroot3by2;
236 1 : dbox1[1] = fgkNrowUM1*fgkCellRadius;
237 1 : dbox1[2] = fgkCellDepth/2.;
238 :
239 1 : TVirtualMC::GetMC()->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3);
240 :
241 :
242 : // volume for second strip EST2
243 : // strip type-2 is of 1 column and 48 rows i.e. of 48 cells length
244 :
245 1 : Float_t dbox2[3];
246 1 : dbox2[1] = fgkNrowUM2*fgkCellRadius;
247 1 : dbox2[0] = dbox1[0];
248 1 : dbox2[2] = dbox1[2];
249 :
250 1 : TVirtualMC::GetMC()->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3);
251 :
252 : // Place hexagonal cells ECCU placed inside EST1
253 :
254 : xb = 0.;
255 : zb = 0.;
256 1 : yb = (dbox1[1]) - fgkCellRadius;
257 194 : for (i = 1; i <= fgkNrowUM1; ++i)
258 : {
259 : number = i;
260 96 : TVirtualMC::GetMC()->Gspos("ECCU", number, "EST1", xb,yb,zb, 0, "ONLY");
261 96 : yb -= (fgkCellRadius*2.);
262 : }
263 :
264 : // Place hexagonal cells ECCU placed inside EST2
265 : xb = 0.;
266 : zb = 0.;
267 1 : yb = (dbox2[1]) - fgkCellRadius;
268 98 : for (i = 1; i <= fgkNrowUM2; ++i)
269 : {
270 : number = i;
271 48 : TVirtualMC::GetMC()->Gspos("ECCU", number, "EST2", xb,yb,zb, 0, "ONLY");
272 48 : yb -= (fgkCellRadius*2.);
273 : }
274 :
275 :
276 : //******************************************************//
277 : // STEP - IV //
278 : //******************************************************//
279 : // Create EHC1 : The honey combs for a unit module type-1
280 : //-------------------------EHC1 Start-------------------//
281 :
282 : // First step is to create a honey comb unit module.
283 : // This is named as EHC1 and is a volume of Air
284 : // we will lay the EST1 strips of honey comb cells inside it.
285 :
286 : // Dimensions of EHC1
287 : // X-dimension = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+ 0.15+0.05+0.05;
288 : // Y-dimension = Number of rows * cell radius/sqrt3by2 + 0.15+0.05+0.05;
289 : // 0.15cm is the extension in honeycomb on both side of X and Y, 0.05 for air gap and 0.05
290 : // for G10 boundary around, which are now merged in the dimensions of EHC1
291 : // Z-dimension = cell depth/2
292 :
293 : Float_t ehcExt = 0.15;
294 : Float_t ehcAround = 0.05 + 0.05;;
295 :
296 1 : Float_t dbox3[3];
297 2 : dbox3[0] = (dbox1[0]*fgkNcolUM1)-
298 1 : (fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.) + ehcExt + ehcAround;
299 1 : dbox3[1] = dbox1[1]+fgkCellRadius/2. + ehcExt + ehcAround;
300 1 : dbox3[2] = fgkCellDepth/2.;
301 :
302 : //Create a BOX, Material AIR
303 1 : TVirtualMC::GetMC()->Gsvolu("EHC1","BOX", idtmed[698], dbox3, 3);
304 : // Place rectangular strips EST1 inside EHC1 unit module
305 1 : xb = dbox3[0]-dbox1[0];
306 :
307 98 : for (j = 1; j <= fgkNcolUM1; ++j)
308 : {
309 48 : if(j%2 == 0)
310 : {
311 : yb = -fgkCellRadius/2.0;
312 24 : }
313 : else
314 : {
315 : yb = fgkCellRadius/2.0;
316 : }
317 : number = j;
318 48 : TVirtualMC::GetMC()->Gspos("EST1",number, "EHC1", xb - 0.25, yb , 0. , 0, "MANY");
319 :
320 : //The strips are being placed from top towards bottom of the module
321 : //This is because the first cell in a module in hardware is the top
322 : //left corner cell
323 :
324 48 : xb = (dbox3[0]-dbox1[0])-j*fgkCellRadius*fgkSqroot3;
325 :
326 : }
327 :
328 : //--------------------EHC1 done----------------------------------------//
329 :
330 :
331 :
332 : //--------------------------------EHC2 Start---------------------------//
333 : // Create EHC2 : The honey combs for a unit module type-2
334 : // First step is to create a honey comb unit module.
335 : // This is named as EHC2, we will lay the EST2 strips of
336 : // honey comb cells inside it.
337 :
338 : // Dimensions of EHC2
339 : // X-dimension = (dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+ 0.15+0.05+0.05;
340 : // Y-dimension = Number of rows * cell radius/sqrt3by2 + 0.15+0.05+0.05;
341 : // 0.15cm is the extension in honeycomb on both side of X and Y, 0.05 for air gap and 0.05
342 : // for G10 boundary around, which are now merged in the dimensions of EHC2
343 : // Z-dimension = cell depth/2
344 :
345 :
346 1 : Float_t dbox4[3];
347 :
348 2 : dbox4[0] =(dbox2[0]*fgkNcolUM2)-
349 1 : (fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.) + ehcExt + ehcAround;
350 1 : dbox4[1] = dbox2[1] + fgkCellRadius/2. + ehcExt + ehcAround;
351 1 : dbox4[2] = dbox3[2];
352 :
353 : //Create a BOX of AIR
354 1 : TVirtualMC::GetMC()->Gsvolu("EHC2","BOX", idtmed[698], dbox4, 3);
355 :
356 : // Place rectangular strips EST2 inside EHC2 unit module
357 1 : xb = dbox4[0]-dbox2[0];
358 :
359 194 : for (j = 1; j <= fgkNcolUM2; ++j)
360 : {
361 96 : if(j%2 == 0)
362 : {
363 : yb = -fgkCellRadius/2.0;
364 48 : }
365 : else
366 : {
367 : yb = +fgkCellRadius/2.0;
368 : }
369 : number = j;
370 96 : TVirtualMC::GetMC()->Gspos("EST2",number, "EHC2", xb - 0.25, yb , 0. ,0, "MANY");
371 96 : xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3;
372 : }
373 :
374 :
375 : //----------------------------EHC2 done-------------------------------//
376 :
377 : //====================================================================//
378 :
379 : // Now the job is to assmeble an Unit module
380 : // It will have the following components
381 : // (a) Base plate of G10 of 0.2cm
382 : // (b) Air gap of 0.08cm
383 : // (c) Bottom PCB of 0.16cm G10
384 : // (d) Honey comb 0f 0.5cm
385 : // (e) Top PCB of 0.16cm G10
386 : // (f) Back Plane of 0.1cm G10
387 : // (g) Then all around then we have an air gap of 0.05cm
388 : // (h) Then all around 0.05cm thick G10 insulation
389 : // (i) Then all around Stainless Steel boundary channel 0.3 cm thick
390 :
391 : // In order to reduce the number of volumes and simplify the geometry
392 : // following steps are performed:
393 : // (I) Base Plate(0.2cm), Air gap(0.04cm) and Bottom PCB(0.16cm)
394 : // are taken together as a G10 Plate EDGA (0.4cm)
395 : // (II) Back Plane(0.1cm), Air Gap(0.04cm) and Top PCB(0.16cm) and extra
396 : // clearance 0.03cm are taken together as G10 Plate EEGA(0.33cm)
397 : // (III) The all around Air gap(0.05cm) and G10 boundary(0.05cm) are already
398 : // merged in the dimension of EHC1, EHC2, EDGA and EEGA. Therefore, no
399 : // separate volumes for all around materials
400 :
401 : //Let us first create them one by one
402 : //--------------------------------------------------------------------//
403 :
404 : // ---------------- Lets do it first for UM Long Type -----//
405 : // 4mm G10 Box : Bottom PCB + Air Gap + Base Plate
406 : //================================================
407 : // Make a 4mm thick G10 Box for Unit module Long Type
408 : // X-dimension is EHC1 - ehcExt
409 : // Y-dimension is EHC1 - ehcExt
410 : // EHC1 was extended 0.15cm(ehcExt) on both sides
411 : // Z-dimension 0.4/2 = 0.2 cm
412 : // Integer assigned to G10 medium is 607
413 :
414 1 : Float_t dboxCGA[3];
415 1 : dboxCGA[0] = dbox3[0] - ehcExt;
416 1 : dboxCGA[1] = dbox3[1] - ehcExt;
417 1 : dboxCGA[2] = fgkThBotG10/2.;
418 :
419 : //Create a G10 BOX
420 1 : TVirtualMC::GetMC()->Gsvolu("EDGA","BOX", idtmed[607], dboxCGA, 3);
421 :
422 : //-------------------------------------------------//
423 : // 3.3mm G10 Box : Top PCB + Air GAp + Back Plane
424 : //================================================
425 : // Make a 3.3mm thick G10 Box for Unit module Long Type
426 : // X-dimension is EHC1 - ehcExt
427 : // Y-dimension is EHC1 - ehcExt
428 : // EHC1 was extended 0.15cm(ehcExt) on both sides
429 : // Z-dimension 0.33/2 = 0.165 cm
430 :
431 1 : Float_t dboxEEGA[3];
432 1 : dboxEEGA[0] = dboxCGA[0];
433 1 : dboxEEGA[1] = dboxCGA[1];
434 1 : dboxEEGA[2] = fgkThTopG10/2.;
435 :
436 : //Create a G10 BOX
437 1 : TVirtualMC::GetMC()->Gsvolu("EEGA","BOX", idtmed[607], dboxEEGA, 3);
438 :
439 :
440 : //----------------------------------------------------------//
441 : //Stainless Steel Bounadry : EUM1 & EUV1
442 : //
443 : // Make a 3.63cm thick Stainless Steel boundary for Unit module Long Type
444 : // 3.63cm equivalent to EDGA(0.4cm)+EHC1(0.5cm)+EEGA(0.33cm)+FEE Board(2.4cm)
445 : // X-dimension is EEGA + fgkSSBoundary
446 : // Y-dimension is EEGA + fgkSSBoundary
447 : // Z-dimension 1.23/2 + 2.4/2.
448 : // FEE Boards are 2.4cm thick
449 : // Integer assigned to Stainless Steel medium is 618
450 : //------------------------------------------------------//
451 : // A Stainless Steel Boundary Channel to house the unit module
452 : // along with the FEE Boards
453 :
454 1 : Float_t dboxSS1[3];
455 1 : dboxSS1[0] = dboxCGA[0]+fgkSSBoundary;
456 1 : dboxSS1[1] = dboxCGA[1]+fgkSSBoundary;
457 1 : dboxSS1[2] = fgkThSS/2.+ 2.4/2.;
458 :
459 : //FOR PRESHOWER
460 : //Stainless Steel boundary - Material Stainless Steel
461 1 : TVirtualMC::GetMC()->Gsvolu("EUM1","BOX", idtmed[618], dboxSS1, 3);
462 :
463 : //FOR VETO
464 : //Stainless Steel boundary - Material Stainless Steel
465 1 : TVirtualMC::GetMC()->Gsvolu("EUV1","BOX", idtmed[618], dboxSS1, 3);
466 :
467 : //--------------------------------------------------------------------//
468 :
469 :
470 :
471 :
472 : // ============ PMD FEE BOARDS IMPLEMENTATION ======================//
473 :
474 : // FEE board
475 : // It is FR4 board of length * breadth :: 7cm * 2.4 cm
476 : // and thickness 0.2cm
477 : // Material medium is same as G10
478 :
479 1 : Float_t dboxFEE[3];
480 1 : dboxFEE[0] = 0.2/2.;
481 1 : dboxFEE[1] = 7.0/2.;
482 1 : dboxFEE[2] = 2.4/2.;
483 :
484 1 : TVirtualMC::GetMC()->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3);
485 :
486 : // Now to create the Mother volume to accomodate FEE boards
487 : // It should have the dimension few mm smaller than the back plane
488 : // But, we have taken it as big as EUM1 or EUV1
489 : // It is to compensate the Stainless Steel medium of EUM1 or EUV1
490 :
491 : // Create Mother volume of Air : Long TYPE
492 :
493 1 : Float_t dboxFEEBPlaneA[3];
494 1 : dboxFEEBPlaneA[0] = dboxSS1[0];
495 1 : dboxFEEBPlaneA[1] = dboxSS1[1];
496 1 : dboxFEEBPlaneA[2] = 2.4/2.;
497 :
498 : //Volume of same dimension as EUM1 or EUV1 of Material AIR
499 1 : TVirtualMC::GetMC()->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3);
500 :
501 : //Placing the FEE boards in the Mother volume of AIR
502 :
503 :
504 : Float_t xFee; // X-position of FEE board
505 : Float_t yFee; // Y-position of FEE board
506 : Float_t zFee = 0.0; // Z-position of FEE board
507 :
508 : Float_t xA = 0.5; //distance from the border to 1st FEE board/Translator
509 : Float_t yA = 4.00; //distance from the border to 1st FEE board
510 : Float_t xSepa = 1.70; //Distance between two FEE boards in X-side
511 : Float_t ySepa = 8.00; //Distance between two FEE boards in Y-side
512 :
513 :
514 :
515 : // FEE Boards EFEE placed inside EFBA
516 :
517 1 : yFee = dboxFEEBPlaneA[1] - yA - 0.1 - 0.3;
518 : // 0.1cm and 0.3cm are subtracted to shift the FEE Boards on their actual positions
519 : // As the positions are changed, because we have taken the dimension of EFBA equal
520 : // to the dimension of EUM1 or EUV1
521 : number = 1;
522 : // The loop for six rows of FEE Board
523 14 : for (i = 1; i <= 6; ++i)
524 : {
525 : // First we place the translator board
526 6 : xFee = -dboxFEEBPlaneA[0] + xA + 0.1 +0.3;
527 :
528 6 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
529 :
530 : // The first FEE board is 11mm from the translator board
531 6 : xFee += 1.1;
532 6 : number += 1;
533 :
534 156 : for (j = 1; j <= 12; ++j)
535 : {
536 72 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
537 72 : xFee += xSepa;
538 72 : number += 1;
539 : }
540 6 : yFee -= ySepa;
541 : }
542 :
543 :
544 : // Now Place EEGA, EDGA, EHC1 and EFBA in EUM1 & EUV1 to complete the unit module
545 :
546 :
547 : // FOR PRE SHOWER //
548 : // Placing of all components of UM in AIR BOX EUM1 //
549 :
550 : //(1) FIRST PUT the 4mm G10 Box : EDGA
551 1 : Float_t zedga = -dboxSS1[2] + fgkThBotG10/2.;
552 1 : TVirtualMC::GetMC()->Gspos("EDGA", 1, "EUM1", 0., 0., zedga, 0, "ONLY");
553 :
554 : //(2) NEXT PLACING the Honeycomb EHC1
555 1 : Float_t zehc1 = zedga + fgkThBotG10/2. + fgkCellDepth/2.;
556 1 : TVirtualMC::GetMC()->Gspos("EHC1", 1, "EUM1", 0., 0., zehc1, 0, "ONLY");
557 :
558 : //(3) NEXT PLACING the 3.3mm G10 Box : EEGA
559 1 : Float_t zeega = zehc1 + fgkCellDepth/2. + fgkThTopG10/2.;
560 1 : TVirtualMC::GetMC()->Gspos("EEGA", 1, "EUM1", 0., 0., zeega, 0, "ONLY");
561 :
562 : //(4) NEXT PLACING the FEE BOARD : EFBA
563 1 : Float_t zfeeboardA = zeega + fgkThTopG10/2. +1.2;
564 1 : TVirtualMC::GetMC()->Gspos("EFBA", 1, "EUM1", 0., 0., zfeeboardA, 0, "ONLY");
565 :
566 : // FOR VETO //
567 : // Placing of all components of UM in AIR BOX EUV1 //
568 :
569 : //(1) FIRST PUT the FEE BOARD : EFBA
570 1 : zfeeboardA = -dboxSS1[2] + 1.2;
571 1 : TVirtualMC::GetMC()->Gspos("EFBA", 1, "EUV1", 0., 0., zfeeboardA, 0, "ONLY");
572 :
573 : //(2) FIRST PLACING the 3.3mm G10 Box : EEGA
574 1 : zeega = zfeeboardA + 1.2 + fgkThTopG10/2.;
575 1 : TVirtualMC::GetMC()->Gspos("EEGA", 1, "EUV1", 0., 0., zeega, 0, "ONLY");
576 :
577 : //(3) NEXT PLACING the Honeycomb EHC1
578 1 : zehc1 = zeega + fgkThTopG10/2 + fgkCellDepth/2.;
579 1 : TVirtualMC::GetMC()->Gspos("EHC1", 1, "EUV1", 0., 0., zehc1, 0, "ONLY");
580 :
581 : //(4) NEXT PUT THE 4mm G10 Box : EDGA
582 1 : zedga = zehc1 + fgkCellDepth/2.+ fgkThBotG10/2.;
583 1 : TVirtualMC::GetMC()->Gspos("EDGA", 1, "EUV1", 0., 0., zedga, 0, "ONLY");
584 :
585 :
586 : //=================== LONG TYPE COMPLETED =========================//
587 : //------------ Lets do the same thing for UM Short Type -------------//
588 : // 4mm G10 Box : Bottom PCB + Air Gap + Base Plate
589 : //================================================
590 : // Make a 4mm thick G10 Box for Unit module ShortType
591 : // X-dimension is EHC2 - ehcExt
592 : // Y-dimension is EHC2 - ehcExt
593 : // EHC2 was extended 0.15cm(ehcExt) on both sides
594 : // Z-dimension 0.4/2 = 0.2 cm
595 : // Integer assigned to G10 medium is 607
596 :
597 1 : Float_t dboxCGB[3];
598 1 : dboxCGB[0] = dbox4[0] - ehcExt;
599 1 : dboxCGB[1] = dbox4[1] - ehcExt;
600 1 : dboxCGB[2] = 0.4/2.;
601 :
602 : //Create a G10 BOX
603 1 : TVirtualMC::GetMC()->Gsvolu("EDGB","BOX", idtmed[607], dboxCGB, 3);
604 :
605 : //-------------------------------------------------//
606 : // 3.3mm G10 Box : PCB + Air Gap + Back Plane
607 : //================================================
608 : // Make a 3.3mm thick G10 Box for Unit module Short Type
609 : // X-dimension is EHC2 - ehcExt
610 : // Y-dimension is EHC2 - ehcExt
611 : // EHC2 was extended 0.15cm(ehcExt) on both sides
612 : // Z-dimension 0.33/2 = 0.165 cm
613 :
614 1 : Float_t dboxEEGB[3];
615 1 : dboxEEGB[0] = dboxCGB[0];
616 1 : dboxEEGB[1] = dboxCGB[1];
617 1 : dboxEEGB[2] = 0.33/2.;
618 :
619 : // Create a G10 BOX
620 1 : TVirtualMC::GetMC()->Gsvolu("EEGB","BOX", idtmed[607], dboxEEGB, 3);
621 :
622 :
623 : //Stainless Steel Bounadry : EUM2 & EUV2
624 : //==================================
625 : // Make a 3.63cm thick Stainless Steel boundary for Unit module Short Type
626 : // 3.63cm equivalent to EDGB(0.4cm)+EHC2(0.5cm)+EEGB(0.33cm)+FEE Board(2.4cm)
627 : // X-dimension is EEGB + fgkSSBoundary
628 : // Y-dimension is EEGB + fgkSSBoundary
629 : // Z-dimension 1.23/2 + 2.4/2.
630 : // FEE Boards are 2.4cm thick
631 : // Integer assigned to Stainless Steel medium is 618
632 : //------------------------------------------------------//
633 : // A Stainless Steel Boundary Channel to house the unit module
634 : // along with the FEE Boards
635 :
636 :
637 1 : Float_t dboxSS2[3];
638 1 : dboxSS2[0] = dboxCGB[0] + fgkSSBoundary;
639 1 : dboxSS2[1] = dboxCGB[1] + fgkSSBoundary;
640 1 : dboxSS2[2] = fgkThSS/2.+ 2.4/2.;
641 :
642 : //PRESHOWER
643 : //Stainless Steel boundary - Material Stainless Steel
644 1 : TVirtualMC::GetMC()->Gsvolu("EUM2","BOX", idtmed[618], dboxSS2, 3);
645 :
646 : //VETO
647 : //Stainless Steel boundary - Material Stainless Steel
648 1 : TVirtualMC::GetMC()->Gsvolu("EUV2","BOX", idtmed[618], dboxSS2, 3);
649 :
650 : //----------------------------------------------------------------//
651 : //NOW THE FEE BOARD IMPLEMENTATION
652 :
653 : // To create the Mother volume to accomodate FEE boards
654 : // It should have the dimension few mm smaller than the back plane
655 : // But, we have taken it as big as EUM2 or EUV2
656 : // It is to compensate the Stainless Steel medium of EUM2 or EUV2
657 :
658 : // Create Mother volume of Air : SHORT TYPE
659 : //------------------------------------------------------//
660 :
661 :
662 1 : Float_t dboxFEEBPlaneB[3];
663 1 : dboxFEEBPlaneB[0] = dboxSS2[0];
664 1 : dboxFEEBPlaneB[1] = dboxSS2[1];
665 1 : dboxFEEBPlaneB[2] = 2.4/2.;
666 :
667 : //Volume of same dimension as EUM2 or EUV2 of Material AIR
668 1 : TVirtualMC::GetMC()->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3);
669 :
670 :
671 : // FEE Boards EFEE placed inside EFBB
672 :
673 1 : yFee = dboxFEEBPlaneB[1] - yA -0.1 -0.3;
674 : // 0.1cm and 0.3cm are subtracted to shift the FEE Boards on their actual positions
675 : // As the positions are changed, because we have taken the dimension of EFBB equal
676 : // to the dimension of EUM2 or EUV2
677 : number = 1;
678 8 : for (i = 1; i <= 3; ++i)
679 : {
680 3 : xFee = -dboxFEEBPlaneB[0] + xA + 0.1 +0.3;
681 :
682 : //First we place the translator board
683 3 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
684 : // The first FEE board is 11mm from the translator board
685 3 : xFee+=1.1;
686 3 : number+=1;
687 :
688 78 : for (j = 1; j <= 12; ++j)
689 : {
690 36 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
691 36 : xFee += xSepa;
692 36 : number += 1;
693 : }
694 :
695 : //Now we place Bridge Board
696 3 : xFee = xFee - xSepa + 0.8 ;
697 : //Bridge Board is at a distance 8mm from FEE board
698 3 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
699 :
700 3 : number+=1;
701 3 : xFee+=0.8;
702 :
703 78 : for (j = 1; j <= 12; ++j)
704 : {
705 36 : TVirtualMC::GetMC()->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
706 36 : xFee += xSepa;
707 36 : number += 1;
708 : }
709 3 : yFee -= ySepa;
710 : }
711 :
712 :
713 :
714 : // Now Place EEGB, EDGB, EHC2 and EFBB in EUM2 & EUV2 to complete the unit module
715 :
716 : // FOR PRE SHOWER
717 : //- Placing of all components of UM in AIR BOX EUM2--//
718 : //(1) FIRST PUT the G10 Box : EDGB
719 1 : Float_t zedgb = -dboxSS2[2] + 0.4/2.;
720 1 : TVirtualMC::GetMC()->Gspos("EDGB", 1, "EUM2", 0., 0., zedgb, 0, "ONLY");
721 :
722 : //(2) NEXT PLACING the Honeycomb EHC2
723 1 : Float_t zehc2 = zedgb + 0.4/2. + fgkCellDepth/2.;
724 1 : TVirtualMC::GetMC()->Gspos("EHC2", 1, "EUM2", 0., 0., zehc2, 0, "ONLY");
725 :
726 : //(3) NEXT PLACING the G10 Box : EEGB
727 1 : Float_t zeegb = zehc2 + fgkCellDepth/2. + 0.33/2.;
728 1 : TVirtualMC::GetMC()->Gspos("EEGB", 1, "EUM2", 0., 0., zeegb, 0, "ONLY");
729 :
730 : //(4) NEXT PLACING FEE BOARDS : EFBB
731 1 : Float_t zfeeboardB = zeegb + 0.33/2.+1.2;
732 1 : TVirtualMC::GetMC()->Gspos("EFBB", 1, "EUM2", 0., 0., zfeeboardB, 0, "ONLY");
733 :
734 : // FOR VETO
735 : // Placing of all components of UM in AIR BOX EUV2 //
736 :
737 : //(1) FIRST PUT the FEE BOARD : EUV2
738 1 : zfeeboardB = -dboxSS2[2] + 1.2;
739 1 : TVirtualMC::GetMC()->Gspos("EFBB", 1, "EUV2", 0., 0., zfeeboardB, 0, "ONLY");
740 :
741 : //(2) FIRST PLACING the G10 Box : EEGB
742 1 : zeegb = zfeeboardB + 1.2 + 0.33/2.;
743 1 : TVirtualMC::GetMC()->Gspos("EEGB", 1, "EUV2", 0., 0., zeegb, 0, "ONLY");
744 :
745 : //(3) NEXT PLACING the Honeycomb EHC2
746 1 : zehc2 = zeegb + 0.33/2. + fgkCellDepth/2.;
747 1 : TVirtualMC::GetMC()->Gspos("EHC2", 1, "EUV2", 0., 0., zehc2, 0, "ONLY");
748 :
749 : //(4) NEXT PUT THE G10 Box : EDGB
750 1 : zedgb = zehc2 + fgkCellDepth/2.+ 0.4/2.;
751 1 : TVirtualMC::GetMC()->Gspos("EDGB", 1, "EUV2", 0., 0., zedgb, 0, "ONLY");
752 :
753 :
754 : //===================================================================//
755 : //---------------------- UM Type B completed ------------------------//
756 :
757 1 : }
758 :
759 : //_______________________________________________________________________
760 :
761 : void AliPMDv1::CreatePMD()
762 : {
763 : // Create final detector from Unit Modules
764 : // -- Author : Bedanga and Viyogi June 2003
765 :
766 :
767 : Float_t zp = fgkZdist; //Z-distance of PMD from Interaction Point
768 :
769 2 : Int_t jhrot12,jhrot13, irotdm;
770 1 : Int_t *idtmed = fIdtmed->GetArray()-599;
771 :
772 1 : AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
773 1 : AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.);
774 1 : AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
775 :
776 : // Now We Will Calculate Position Co-ordinates of EUM1 & EUV1 in EPM1 & EPM2
777 :
778 : Float_t dbox1[3];
779 : dbox1[0] = fgkCellRadius/fgkSqroot3by2;
780 : dbox1[1] = fgkNrowUM1*fgkCellRadius;
781 : dbox1[2] = fgkCellDepth/2.;
782 :
783 : Float_t dbox3[3];
784 : dbox3[0] = (dbox1[0]*fgkNcolUM1)-
785 : (fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.) + 0.15 + 0.05 + 0.05;
786 : dbox3[1] = dbox1[1]+fgkCellRadius/2. + 0.15 + 0.05 + 0.05;
787 : dbox3[2] = fgkCellDepth/2.;
788 :
789 : Float_t dboxCGA[3];
790 : dboxCGA[0] = dbox3[0] - 0.15;
791 : dboxCGA[1] = dbox3[1] - 0.15;
792 : dboxCGA[2] = 0.4/2.;
793 :
794 : Float_t dboxSS1[3];
795 : dboxSS1[0] = dboxCGA[0]+fgkSSBoundary;
796 : dboxSS1[1] = dboxCGA[1]+fgkSSBoundary;
797 : dboxSS1[2] = fgkThSS/2.;
798 :
799 : Float_t dboxUM1[3];
800 : dboxUM1[0] = dboxSS1[0];
801 : dboxUM1[1] = dboxSS1[1];
802 : dboxUM1[2] = fgkThSS/2. + 1.2;
803 :
804 : Float_t dboxSM1[3];
805 1 : dboxSM1[0] = fSMLengthax + 0.05; // 0.05cm for the ESC1,2
806 1 : dboxSM1[1] = fSMLengthay;
807 : dboxSM1[2] = dboxUM1[2];
808 :
809 : // Position co-ordinates of the unit modules in EPM1 & EPM2
810 : Float_t xa1,xa2,xa3,ya1,ya2;
811 1 : xa1 = dboxSM1[0] - dboxUM1[0];
812 1 : xa2 = xa1 - dboxUM1[0] - 0.1 - dboxUM1[0];
813 1 : xa3 = xa2 - dboxUM1[0] - 0.1 - dboxUM1[0];
814 1 : ya1 = dboxSM1[1] - 0.2 - dboxUM1[1];
815 1 : ya2 = ya1 - dboxUM1[1] - 0.3 - dboxUM1[1];
816 :
817 : // Next to Calculate Position Co-ordinates of EUM2 & EUV2 in EPM3 & EPM4
818 :
819 : Float_t dbox2[3];
820 : dbox2[1] = fgkNrowUM2*fgkCellRadius;
821 : dbox2[0] = dbox1[0];
822 : dbox2[2] = dbox1[2];
823 :
824 : Float_t dbox4[3];
825 : dbox4[0] =(dbox2[0]*fgkNcolUM2)-
826 : (fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.) + 0.15 + 0.05 + 0.05;
827 : dbox4[1] = dbox2[1] + fgkCellRadius/2. + 0.15 + 0.05 + 0.05;
828 : dbox4[2] = dbox3[2];
829 :
830 : Float_t dboxCGB[3];
831 : dboxCGB[0] = dbox4[0] - 0.15;
832 : dboxCGB[1] = dbox4[1] - 0.15;
833 : dboxCGB[2] = 0.4/2.;
834 :
835 : Float_t dboxSS2[3];
836 : dboxSS2[0] = dboxCGB[0] + fgkSSBoundary;
837 : dboxSS2[1] = dboxCGB[1] + fgkSSBoundary;
838 : dboxSS2[2] = fgkThSS/2.;
839 :
840 : Float_t dboxUM2[3];
841 : dboxUM2[0] = dboxSS2[0];
842 : dboxUM2[1] = dboxSS2[1];
843 : dboxUM2[2] = fgkThSS/2. + 2.4/2.; // 2.4 cm is added for FEE Board thickness
844 :
845 : Float_t dboxSM2[3];
846 1 : dboxSM2[0] = fSMLengthbx + 0.05; // 0.05cm for the ESC3,4
847 1 : dboxSM2[1] = fSMLengthby;
848 : dboxSM2[2] = dboxUM2[2];
849 :
850 : // Position co-ordinates of the unit modules in EPM3 & EPM4
851 : // Space is added to provide a gapping for HV between UM's
852 : Float_t xb1,xb2,yb1,yb2,yb3;
853 1 : xb1 = dboxSM2[0] - 0.1 - dboxUM2[0];
854 1 : xb2 = xb1 - dboxUM2[0] - 0.1 - dboxUM2[0];
855 1 : yb1 = dboxSM2[1] - 0.2 - dboxUM2[1];
856 1 : yb2 = yb1 - dboxUM2[1] - 0.2 - dboxUM2[1];
857 1 : yb3 = yb2 - dboxUM2[1] - 0.3- dboxUM2[1];
858 :
859 :
860 : // Create Volumes for Lead(Pb) Plates
861 :
862 : // Lead Plate For LONG TYPE
863 : // X-dimension of Lead Plate = 3*(X-dimension of EUM1 or EUV1) + gap provided between unit modules
864 : // Y-dimension of Lead Plate = 2*(Y-dimension of EUM1 or EUV1) + thickness of SS channels
865 : // + tolerance
866 : // Z-demension of Lead Plate = 1.5cm
867 : // Integer assigned to Pb-medium is 600
868 :
869 1 : Float_t dboxLeadA[3];
870 1 : dboxLeadA[0] = fSMLengthax;
871 1 : dboxLeadA[1] = fSMLengthay;
872 1 : dboxLeadA[2] = fgkThLead/2.;
873 :
874 1 : TVirtualMC::GetMC()->Gsvolu("ELDA","BOX", idtmed[600], dboxLeadA, 3);
875 :
876 : //LEAD Plate For SHORT TYPE
877 : // X-dimension of Lead Plate = 2*(X-dimension of EUM2 or EUV2) + gap provided between unit modules
878 : // Y-dimension of Lead Plate = 3*(Y-dimension of EUM2 or EUV2) + thickness of SS channels
879 : // + tolerance
880 : // Z-demension of Lead Plate = 1.5cm
881 : // Integer assigned to Pb-medium is 600
882 :
883 1 : Float_t dboxLeadB[3];
884 1 : dboxLeadB[0] = fSMLengthbx;
885 1 : dboxLeadB[1] = fSMLengthby;
886 1 : dboxLeadB[2] = fgkThLead/2.;
887 :
888 1 : TVirtualMC::GetMC()->Gsvolu("ELDB","BOX", idtmed[600], dboxLeadB, 3);
889 :
890 : //=========== CREATE MOTHER VOLUMES FOR PMD ===========================/
891 :
892 : Float_t serviceX = 23.2;
893 : Float_t serviceYa = 5.2;
894 : Float_t serviceYb = 9.8;
895 : Float_t serviceXext = 16.0;
896 :
897 : // Five Mother Volumes of PMD are Created
898 : // Two Volumes EPM1 & EPM2 of Long Type
899 : // Other Two Volumes EPM3 & EPM4 for Short Type
900 : // Fifth Volume EFGD for Girders and its Carriage
901 : // Four Volmes EPM1, EPM2, EPM3 & EPM4 are Placed such that
902 : // to create a hole and avoid overlap with Beam Pipe
903 :
904 : // Create Volume FOR EPM1
905 : // X-dimension = fSMLengthax + Extended Iron Support(23.2cm) +
906 : // Extension in Module(16cm) for full coverage of Detector + 1mm thick SS-Plate
907 : // Y-dimension = fSMLengthay + Extended Iron Support(5.2cm)
908 : // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
909 : // Note:- EPM1 is a Volume of Air
910 :
911 1 : Float_t gaspmd1[3];
912 1 : gaspmd1[0] = fSMLengthax + serviceX/2.+ serviceXext/2. + 0.05; //0.05cm for the thickness of
913 1 : gaspmd1[1] = fSMLengthay + serviceYa/2.; //SS-plate for cooling encloser
914 1 : gaspmd1[2] = fSMthick/2.;
915 :
916 1 : TVirtualMC::GetMC()->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd1, 3);
917 :
918 :
919 : // Create Volume FOR EPM2
920 :
921 : // X-dimension = fSMLengthax + Extended Iron Support(23.2cm) +
922 : // Extension in Module(16cm) for full coverage of Detector + 1mm thick SS-Plate
923 : // Y-dimension = fSMLengthay + Extended Iron Support(9.8cm)
924 : // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
925 : // Note:- EPM2 is a Volume of Air
926 :
927 1 : Float_t gaspmd2[3];
928 1 : gaspmd2[0] = fSMLengthax + serviceX/2. + serviceXext/2. + 0.05; //0.05cm for the thickness of
929 1 : gaspmd2[1] = fSMLengthay + serviceYb/2.; //SS-plate for cooling encloser
930 1 : gaspmd2[2] = fSMthick/2.;
931 :
932 1 : TVirtualMC::GetMC()->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd2, 3);
933 :
934 : // Create Volume FOR EPM3
935 :
936 : // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm) +
937 : // Extension in Module(16cm) for full coverage of Detector
938 : // Y-dimension = fSMLengthby + Extended Iron Support(5.2cm)
939 : // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
940 : // Note:- EPM3 is a Volume of Air
941 :
942 :
943 1 : Float_t gaspmd3[3];
944 1 : gaspmd3[0] = fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05; //0.05cm for the thickness of
945 1 : gaspmd3[1] = fSMLengthby + serviceYa/2.; //SS-plate for cooling encloser
946 1 : gaspmd3[2] = fSMthick/2.;
947 :
948 1 : TVirtualMC::GetMC()->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd3, 3);
949 :
950 : // Create Volume FOR EPM4
951 :
952 : // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm) +
953 : // Extension in Module(16cm) for full coverage of Detector
954 : // Y-dimension = fSMLengthby + Extended Iron Support(9.8cm)
955 : // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
956 : // Note:- EPM4 is a Volume of Air
957 :
958 1 : Float_t gaspmd4[3];
959 1 : gaspmd4[0] = fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05; //0.05cm for the thickness of
960 1 : gaspmd4[1] = fSMLengthby + serviceYb/2.; //SS-plate for cooling encloser
961 1 : gaspmd4[2] = fSMthick/2.;
962 :
963 1 : TVirtualMC::GetMC()->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd4, 3);
964 :
965 : // Create the Fifth Mother Volume of Girders and its Carriage
966 : //-------------------------------------------------------------//
967 : // Create the Girders
968 :
969 : // X-dimension = 238.7cm
970 : // Y-dimension = 12.0cm
971 : // Z-dimension = 7.0cm
972 : // Girders are the Volume of Iron
973 : // And the Integer Assigned to SS is 618
974 :
975 1 : Float_t grdr[3];
976 1 : grdr[0] = 238.7/2.;
977 1 : grdr[1] = 12.0/2.;
978 1 : grdr[2] = 7.0/2.;
979 :
980 1 : TVirtualMC::GetMC()->Gsvolu("EGDR", "BOX", idtmed[618], grdr, 3);
981 :
982 : // Create Air Strip for Girders as the Girders are hollow
983 : // Girders are 1cm thick in Y and Z on both sides
984 :
985 1 : Float_t airgrdr[3];
986 1 : airgrdr[0] = grdr[0];
987 1 : airgrdr[1] = grdr[1] - 1.0;
988 1 : airgrdr[2] = grdr[2] - 1.0;
989 :
990 1 : TVirtualMC::GetMC()->Gsvolu("EAIR", "BOX", idtmed[698], airgrdr, 3);
991 :
992 : // Positioning the air strip EAIR in girder EGDR
993 1 : TVirtualMC::GetMC()->Gspos("EAIR", 1, "EGDR", 0., 0., 0., 0, "ONLY");
994 :
995 : // Create the Carriage for Girders
996 : // Originally, Carriage is divided in two parts
997 : // 64.6cm on -X side, 44.2cm on +X side and 8.2cm is the gap between two
998 : // In approximation we have taken these together as a single Volume
999 : // With X = 64.6cm + 44.2cm + 8.2cm
1000 : // Y-dimension = 4.7cm
1001 : // Z-dimension = 18.5cm
1002 : // Carriage is a Volume of SS
1003 :
1004 1 : Float_t xgrdr[3];
1005 1 : xgrdr[0] = (64.6 + 44.2 + 8.2)/2.;
1006 1 : xgrdr[1] = 4.7/2.;
1007 1 : xgrdr[2] = 18.5/2.;
1008 :
1009 1 : TVirtualMC::GetMC()->Gsvolu("EXGD", "BOX", idtmed[618], xgrdr, 3);
1010 :
1011 : // Create Air Strip for the Carriage EXGD as it is hollow
1012 : // Carriage is 1cm thick in Y on one side and in Z on both sides
1013 :
1014 1 : Float_t xairgrdr[3];
1015 1 : xairgrdr[0] = xgrdr[0];
1016 1 : xairgrdr[1] = xgrdr[1] - 0.5;
1017 1 : xairgrdr[2] = xgrdr[2] - 1.0;
1018 :
1019 1 : TVirtualMC::GetMC()->Gsvolu("EXIR", "BOX", idtmed[698], xairgrdr, 3);
1020 :
1021 : // Positioning the air strip EXIR in CArriage EXGD
1022 1 : TVirtualMC::GetMC()->Gspos("EXIR", 1, "EXGD", 0., -0.05, 0., 0, "ONLY");
1023 :
1024 : // Now Create the master volume of air containing Girders & Carriage
1025 :
1026 : // X-dimension = same as X-dimension of Girders(EGDR)
1027 : // Y-dimension = Y of Girder(EGDR) + Y of Carriage(EXGD) + gap between two
1028 : // Z-dimenson = same as Z of Carriage(EXGD)
1029 : // Note:- It is a volume of Air
1030 :
1031 1 : Float_t fulgrdr[3];
1032 1 : fulgrdr[0] = 238.7/2.;
1033 1 : fulgrdr[1] = 17.5/2.;
1034 1 : fulgrdr[2] = 18.5/2.;
1035 :
1036 1 : TVirtualMC::GetMC()->Gsvolu("EFGD", "BOX", idtmed[698], fulgrdr, 3);
1037 :
1038 : // Positioning the EGDR and EXGD in EFGD
1039 :
1040 1 : TVirtualMC::GetMC()->Gspos("EXGD", 1, "EFGD", 0., 6.4, 0., 0, "ONLY");
1041 1 : TVirtualMC::GetMC()->Gspos("EGDR", 1, "EFGD", 0., -2.75, -5.75, 0, "ONLY");
1042 1 : TVirtualMC::GetMC()->Gspos("EGDR", 2, "EFGD", 0., -2.75, 5.75, 0, "ONLY");
1043 :
1044 : //=========== Mother Volumes are Created ============================//
1045 :
1046 : // Create the Volume of 1mm thick SS-Plate for cooling encloser
1047 : // These are placed on the side close to the Beam Pipe
1048 : // SS-Plate is perpendicular to the plane of Detector
1049 :
1050 : // For LONG TYPE
1051 :
1052 : // For EPM1
1053 : // X-dimension = 0.1cm
1054 : // Y-dimension = same as Y of EPM1
1055 : // Z-dimension = Y of EPM1 - 0.1; 0.1cm is subtracted as 1mm thick
1056 : // FR4 sheets for the detector encloser placed on both sides
1057 : // It is a Volume of SS
1058 : // Integer assigned to SS is 618
1059 :
1060 1 : Float_t sscoolencl1[3];
1061 1 : sscoolencl1[0] = 0.05;
1062 1 : sscoolencl1[1] = gaspmd1[1];
1063 1 : sscoolencl1[2] = gaspmd1[2] - 0.2/2.;
1064 :
1065 1 : TVirtualMC::GetMC()->Gsvolu("ESC1", "BOX", idtmed[618], sscoolencl1, 3);
1066 :
1067 : // Placement of ESC1 in EPM1
1068 1 : TVirtualMC::GetMC()->Gspos("ESC1", 1, "EPM1", -gaspmd1[0] + 0.05, 0., 0., 0, "ONLY");
1069 :
1070 :
1071 : // For EPM2
1072 : // X-dimension = 0.1cm
1073 : // Y-dimension = same as Y of EPM2
1074 : // Z-dimension = Y of EPM2 - 0.1; 0.1cm is subtracted as 1mm thick
1075 : // FR4 sheets for the detector encloser placed on both sides
1076 : // It is a Volume of SS
1077 :
1078 1 : Float_t sscoolencl2[3];
1079 1 : sscoolencl2[0] = 0.05;
1080 1 : sscoolencl2[1] = gaspmd2[1];
1081 1 : sscoolencl2[2] = gaspmd2[2] - 0.2/2.;
1082 :
1083 1 : TVirtualMC::GetMC()->Gsvolu("ESC2", "BOX", idtmed[618], sscoolencl2, 3);
1084 :
1085 : // Placement of ESC2 in EPM2
1086 1 : TVirtualMC::GetMC()->Gspos("ESC2", 1, "EPM2", gaspmd2[0] - 0.05 , 0., 0., 0, "ONLY");
1087 :
1088 : // For SHORT TYPE
1089 :
1090 : // For EPM3
1091 : // X-dimension = 0.1cm
1092 : // Y-dimension = same as Y of EPM3
1093 : // Z-dimension = Y of EPM3 - 0.1; 0.1cm is subtracted as 1mm thick
1094 : // FR4 sheets for the detector encloser placed on both sides
1095 : // It is a Volume of SS
1096 :
1097 1 : Float_t sscoolencl3[3];
1098 1 : sscoolencl3[0] = 0.05;
1099 1 : sscoolencl3[1] = gaspmd3[1];
1100 1 : sscoolencl3[2] = gaspmd3[2] - 0.2/2.;
1101 :
1102 1 : TVirtualMC::GetMC()->Gsvolu("ESC3", "BOX", idtmed[618], sscoolencl3, 3);
1103 :
1104 : // Placement of ESC3 in EPM3
1105 1 : TVirtualMC::GetMC()->Gspos("ESC3", 1, "EPM3", gaspmd3[0] - 0.05 , 0., 0., 0, "ONLY");
1106 :
1107 :
1108 : // For EPM4
1109 : // X-dimension = 0.1cm
1110 : // Y-dimension = same as Y of EPM4
1111 : // Z-dimension = Y of EPM4 - 0.1; 0.1cm is subtracted as 1mm thick
1112 : // FR4 sheets for the detector encloser placed on both sides
1113 : // It is a Volume of SS
1114 :
1115 1 : Float_t sscoolencl4[3];
1116 1 : sscoolencl4[0] = 0.05;
1117 1 : sscoolencl4[1] = gaspmd4[1];
1118 1 : sscoolencl4[2] = gaspmd4[2] - 0.2/2.;
1119 :
1120 1 : TVirtualMC::GetMC()->Gsvolu("ESC4", "BOX", idtmed[618], sscoolencl4, 3);
1121 :
1122 : // Placement of ESC4 in EPM4
1123 1 : TVirtualMC::GetMC()->Gspos("ESC4", 1, "EPM4", -gaspmd4[0] + 0.05 , 0., 0., 0, "ONLY");
1124 :
1125 : //======== CREATE SS SUPPORTS FOR EPM1, EPM2, EPM3 & EPM4 =========//
1126 : // --- DEFINE SS volumes for EPM1 & EPM2 ---
1127 :
1128 : // Create SS Support For EPM1
1129 :
1130 : // X-dimension = fSMLengthax + Extended Iron Support(23.2cm)
1131 : // Y-dimension = fSMLengthay + Extended Iron Support(5.2cm)
1132 : // Z-dimension = thickness of Iron support(0.5cm)
1133 : // It is a Volume of SS
1134 : // Integer assigned to SS is 618
1135 :
1136 1 : Float_t dboxFea1[3];
1137 1 : dboxFea1[0] = fSMLengthax + serviceX/2.;
1138 1 : dboxFea1[1] = fSMLengthay + serviceYa/2.;
1139 1 : dboxFea1[2] = fgkThSteel/2.;
1140 :
1141 1 : TVirtualMC::GetMC()->Gsvolu("EFE1","BOX", idtmed[618], dboxFea1, 3);
1142 :
1143 :
1144 : // Create SS Support For EPM2
1145 :
1146 : // X-dimension = fSMLengthax + Extended Iron Support(23.2cm)
1147 : // Y-dimension = fSMLengthay + Extended Iron Support(9.8cm)
1148 : // Z-dimension = thickness of Iron support(0.5cm)
1149 : // It is a Volume of SS
1150 : // Integer assigned to SS is 618
1151 :
1152 1 : Float_t dboxFea2[3];
1153 1 : dboxFea2[0] = fSMLengthax + serviceX/2.;
1154 1 : dboxFea2[1] = fSMLengthay + serviceYb/2.;
1155 1 : dboxFea2[2] = fgkThSteel/2.;
1156 :
1157 1 : TVirtualMC::GetMC()->Gsvolu("EFE2","BOX", idtmed[618], dboxFea2, 3);
1158 :
1159 : // Create SS Support For EPM3
1160 :
1161 : // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm)
1162 : // Y-dimension = fSMLengthby + Extended Iron Support(5.2cm)
1163 : // Z-dimension = thickness of Iron support(0.5cm)
1164 : // It is a Volume of SS
1165 : // Integer assigned to SS is 618
1166 :
1167 1 : Float_t dboxFea3[3];
1168 1 : dboxFea3[0] = fSMLengthbx + serviceX/2.;
1169 1 : dboxFea3[1] = fSMLengthby + serviceYa/2.;
1170 1 : dboxFea3[2] = fgkThSteel/2.;
1171 :
1172 1 : TVirtualMC::GetMC()->Gsvolu("EFE3","BOX", idtmed[618], dboxFea3, 3);
1173 :
1174 : // Create SS Support For EPM4
1175 :
1176 : // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm)
1177 : // Y-dimension = fSMLengthby + Extended Iron Support(9.8cm)
1178 : // Z-dimension = thickness of Iron support(0.5cm)
1179 : // It is a Volume of SS
1180 : // Integer assigned to SS is 618
1181 :
1182 1 : Float_t dboxFea4[3];
1183 1 : dboxFea4[0] = fSMLengthbx + serviceX/2.;
1184 1 : dboxFea4[1] = fSMLengthby + serviceYb/2.;
1185 1 : dboxFea4[2] = fgkThSteel/2.;
1186 :
1187 1 : TVirtualMC::GetMC()->Gsvolu("EFE4","BOX", idtmed[618], dboxFea4, 3);
1188 :
1189 :
1190 : //=============== Volumes for SS support are Completed =============//
1191 :
1192 : // Create FR4 Sheets to enclose the PMD which are Placed parallel to the
1193 : // plane of the detector. Four FR4 sheets are created with the dimensions
1194 : // corresponding to the Iron Supports
1195 : // This is cooling encloser.
1196 :
1197 : // Create FR4 sheet ECC1
1198 : // X-dimension = same as EFE1
1199 : // Y-dimension = same as EFE1
1200 : // Z-dimension = 0.1cm
1201 : // FR4 medium is same as that of G10
1202 : // Integer assigned to FR4 medium is 607
1203 :
1204 1 : Float_t enclos1[3];
1205 1 : enclos1[0] = dboxFea1[0];
1206 1 : enclos1[1] = dboxFea1[1];
1207 1 : enclos1[2] = 0.05;
1208 :
1209 1 : TVirtualMC::GetMC()->Gsvolu("ECC1", "BOX", idtmed[607], enclos1, 3);
1210 :
1211 : // Create FR4 sheet ECC2
1212 : // X-dimension = same as EFE2
1213 : // Y-dimension = same as EFE2
1214 : // Z-dimension = 0.1cm
1215 :
1216 1 : Float_t enclos2[3];
1217 1 : enclos2[0] = dboxFea2[0];
1218 1 : enclos2[1] = dboxFea2[1];
1219 1 : enclos2[2] = 0.05;
1220 :
1221 1 : TVirtualMC::GetMC()->Gsvolu("ECC2", "BOX", idtmed[607], enclos2, 3);
1222 :
1223 : // Create FR4 sheet ECC3
1224 : // X-dimension = same as EFE3
1225 : // Y-dimension = same as EFE3
1226 : // Z-dimension = 0.1cm
1227 :
1228 1 : Float_t enclos3[3];
1229 1 : enclos3[0] = dboxFea3[0];
1230 1 : enclos3[1] = dboxFea3[1];
1231 1 : enclos3[2] = 0.05;
1232 :
1233 1 : TVirtualMC::GetMC()->Gsvolu("ECC3", "BOX", idtmed[607], enclos3, 3);
1234 :
1235 : // Create FR4 sheet ECC4
1236 : // X-dimension = same as EFE4
1237 : // Y-dimension = same as EFE4
1238 : // Z-dimension = 0.1cm
1239 :
1240 1 : Float_t enclos4[3];
1241 1 : enclos4[0] = dboxFea4[0];
1242 1 : enclos4[1] = dboxFea4[1];
1243 1 : enclos4[2] = 0.05;
1244 :
1245 1 : TVirtualMC::GetMC()->Gsvolu("ECC4", "BOX", idtmed[607], enclos4, 3);
1246 :
1247 : //--------------- FR4 SHEETS COMPLETED ---------------------------//
1248 :
1249 : //------------- Create the SS-Channels(Horizontal Rails) to Place
1250 : // Unit Modules on SS Support -------------------------------------//
1251 :
1252 : // Two types of SS-Channels are created
1253 : // as we have two types of modules
1254 :
1255 : // Create SS-channel for Long Type
1256 : // X-dimension = same as Lead Plate ELDA
1257 : // Y-dimension = 0.1cm
1258 : // Z-dimension = 2.0cm
1259 : // Volume medium is SS
1260 :
1261 1 : Float_t channel12[3];
1262 1 : channel12[0] = fSMLengthax;
1263 1 : channel12[1] = 0.05;
1264 1 : channel12[2] = 2.0/2.;
1265 :
1266 1 : TVirtualMC::GetMC()->Gsvolu("ECHA", "BOX", idtmed[618], channel12, 3);
1267 :
1268 : // Create SS-channel for Short Type
1269 : // X-dimension = same as Lead Plate ELDB
1270 : // Y-dimension = 0.1cm
1271 : // Z-dimension = 2.0cm
1272 : // Volume medium is SS
1273 :
1274 1 : Float_t channel34[3];
1275 1 : channel34[0] = fSMLengthbx;
1276 1 : channel34[1] = 0.05;
1277 1 : channel34[2] = 2.0/2.;
1278 :
1279 1 : TVirtualMC::GetMC()->Gsvolu("ECHB", "BOX", idtmed[618], channel34, 3);
1280 :
1281 : //----------------- SS-Channels are Copmleted --------------------//
1282 :
1283 : //========= POSITIONING OF SS SUPPORT AND LEAD PLATES IN QUADRANTS =====//
1284 :
1285 : /**************** Z-Distances of different Components **********/
1286 :
1287 : Float_t zcva,zfea,zpba,zpsa,zchanVeto,zchanPS, zelvdbVeto, zelvdbPS;
1288 :
1289 :
1290 : zpba = - fgkThSteel/2.; //z-position of Pb plate
1291 : zfea = fgkThLead/2.; //z-position of SS-Support
1292 1 : zchanVeto = zpba - fgkThLead/2. - channel12[2]; //z-position of SS-channel on Veto
1293 1 : zchanPS = zfea + fgkThSteel/2. + channel12[2]; //z-position of SS-channel on Preshower
1294 1 : zpsa = zfea + fgkThSteel/2. + fDthick; //z-position of Preshower
1295 1 : zcva = zpba - fgkThLead/2.- fDthick; //z-position of Veto
1296 :
1297 : zelvdbVeto = zpba + fgkThLead/2. - 8.9/2.; //z-position of LVDBs on Veto side
1298 : zelvdbPS = zfea + fgkThSteel/2. + 7.4/2.; //z-position of LVDBs on Preshower side
1299 :
1300 : // FOR LONG TYPE
1301 : Float_t xLead1,yLead1,zLead1, xLead2,yLead2,zLead2;
1302 : Float_t xIron1,yIron1,zIron1, xIron2,yIron2,zIron2;
1303 :
1304 :
1305 : xIron1 = - 16.0/2. + 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed
1306 : yIron1 = 0.;
1307 : zIron1 = zfea;
1308 :
1309 : xIron2 = 16.0/2. - 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed
1310 : yIron2 = 0.;
1311 : zIron2 = zfea;
1312 :
1313 :
1314 : xLead1 = xIron1 - 23.2/2.;
1315 : yLead1 = -5.2/2.;
1316 : zLead1 = zpba;
1317 :
1318 : xLead2 =xIron2 + 23.2/2.;
1319 : yLead2 = 9.8/2.;
1320 : zLead2 = zpba;
1321 :
1322 1 : TVirtualMC::GetMC()->Gspos("EFE1", 1, "EPM1", xIron1, yIron1, zfea, 0, "ONLY");
1323 1 : TVirtualMC::GetMC()->Gspos("ELDA", 1, "EPM1", xLead1, yLead1, zpba, 0, "ONLY");
1324 1 : TVirtualMC::GetMC()->Gspos("EFE2", 1, "EPM2", xIron2, yIron2, zfea, 0, "ONLY");
1325 1 : TVirtualMC::GetMC()->Gspos("ELDA", 1, "EPM2", xLead2, yLead2, zpba, jhrot12, "ONLY");
1326 :
1327 :
1328 : // FOR SHORT TYPE
1329 : Float_t xLead3,yLead3,zLead3, xLead4,yLead4,zLead4;
1330 : Float_t xIron3,yIron3,zIron3, xIron4,yIron4,zIron4;
1331 :
1332 :
1333 : xIron3 = 16.0/2.- 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed ;
1334 : yIron3 = 0.;
1335 : zIron3 = zfea;
1336 :
1337 : xIron4 = - 16.0/2.+ 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed;
1338 : yIron4 = 0.;
1339 : zIron4 = zfea;
1340 :
1341 : xLead3 = xIron3 + 23.2/2.;
1342 : yLead3 = -5.2/2.;
1343 : zLead3 = zpba;
1344 :
1345 : xLead4 = xIron4 - 23.2/2.;
1346 : yLead4 = 9.8/2.;
1347 : zLead4 = zpba;
1348 :
1349 1 : TVirtualMC::GetMC()->Gspos("EFE3", 1, "EPM3", xIron3, yIron3, zfea, 0, "ONLY");
1350 1 : TVirtualMC::GetMC()->Gspos("ELDB", 1, "EPM3", xLead3, yLead3, zpba, 0, "ONLY");
1351 1 : TVirtualMC::GetMC()->Gspos("EFE4", 1, "EPM4", xIron4, yIron4, zfea, 0, "ONLY");
1352 1 : TVirtualMC::GetMC()->Gspos("ELDB", 1, "EPM4", xLead4, yLead4, zpba, jhrot12, "ONLY");
1353 :
1354 : //===================================================================//
1355 : // Placement of FR4 sheets as encloser of full profile of PMD
1356 :
1357 1 : TVirtualMC::GetMC()->Gspos("ECC1", 1, "EPM1", xIron1, yIron1, -8.45, 0, "ONLY");
1358 1 : TVirtualMC::GetMC()->Gspos("ECC2", 1, "EPM2", xIron2, yIron2, -8.45, 0,"ONLY");
1359 1 : TVirtualMC::GetMC()->Gspos("ECC3", 1, "EPM3", xIron3, yIron3, -8.45, 0,"ONLY");
1360 1 : TVirtualMC::GetMC()->Gspos("ECC4", 1, "EPM4", xIron4, yIron4, -8.45, 0,"ONLY");
1361 :
1362 1 : TVirtualMC::GetMC()->Gspos("ECC1", 2, "EPM1", xIron1, yIron1, 8.45, 0, "ONLY");
1363 1 : TVirtualMC::GetMC()->Gspos("ECC2", 2, "EPM2", xIron2, yIron2, 8.45, 0,"ONLY");
1364 1 : TVirtualMC::GetMC()->Gspos("ECC3", 2, "EPM3", xIron3, yIron3, 8.45, 0,"ONLY");
1365 1 : TVirtualMC::GetMC()->Gspos("ECC4", 2, "EPM4", xIron4, yIron4, 8.45, 0,"ONLY");
1366 :
1367 : //----------------- NOW TO PLACE SS-CHANNELS -----------------------//
1368 :
1369 : Float_t xchanepm11, ychanepm11,ychanepm12;
1370 : Float_t xchanepm21, ychanepm21,ychanepm22;
1371 : Float_t xchanepm31, ychanepm31,ychanepm32,ychanepm33,ychanepm34;
1372 : Float_t xchanepm41, ychanepm41,ychanepm42,ychanepm43,ychanepm44;
1373 :
1374 : xchanepm11 = xLead1;
1375 1 : ychanepm11 = ya1 + yLead1 + dboxSS1[1] + 0.1 + 0.1/2.;
1376 1 : ychanepm12 = ya1 + yLead1 - dboxSS1[1] - 0.1 - 0.1/2.;
1377 :
1378 : xchanepm21 = xLead2;
1379 1 : ychanepm21 = -ya1 + yLead2 - dboxSS1[1] - 0.1 - 0.1/2.;
1380 1 : ychanepm22 = -ya1 + yLead2 + dboxSS1[1] + 0.1 + 0.1/2.;
1381 :
1382 1 : TVirtualMC::GetMC()->Gspos("ECHA", 1, "EPM1", xchanepm11, ychanepm11, zchanPS, 0, "ONLY");
1383 1 : TVirtualMC::GetMC()->Gspos("ECHA", 2, "EPM1", xchanepm11, ychanepm12, zchanPS, 0, "ONLY");
1384 1 : TVirtualMC::GetMC()->Gspos("ECHA", 3, "EPM1", xchanepm11, ychanepm11, zchanVeto, 0, "ONLY");
1385 1 : TVirtualMC::GetMC()->Gspos("ECHA", 4, "EPM1", xchanepm11, ychanepm12, zchanVeto, 0, "ONLY");
1386 1 : TVirtualMC::GetMC()->Gspos("ECHA", 1, "EPM2", xchanepm21, ychanepm21, zchanPS, 0, "ONLY");
1387 1 : TVirtualMC::GetMC()->Gspos("ECHA", 2, "EPM2", xchanepm21, ychanepm22, zchanPS, 0, "ONLY");
1388 1 : TVirtualMC::GetMC()->Gspos("ECHA", 3, "EPM2", xchanepm21, ychanepm21, zchanVeto, 0, "ONLY");
1389 1 : TVirtualMC::GetMC()->Gspos("ECHA", 4, "EPM2", xchanepm21, ychanepm22, zchanVeto, 0, "ONLY");
1390 :
1391 : xchanepm31 = xLead3;
1392 1 : ychanepm31 = yb1 + yLead3 + dboxSS2[1] + 0.1 + 0.1/2.;
1393 1 : ychanepm32 = yb1 + yLead3 - dboxSS2[1] - 0.1 - 0.1/2.;
1394 1 : ychanepm33 = yb3 + yLead3 + dboxSS2[1] + 0.1 + 0.1/2.;
1395 1 : ychanepm34 = yb3 + yLead3 - dboxSS2[1] - 0.1 - 0.1/2.;
1396 :
1397 : xchanepm41 = xLead4;
1398 1 : ychanepm41 = -yb1 + yLead4 - dboxSS2[1] - 0.1 - 0.1/2.;
1399 1 : ychanepm42 = -yb1 + yLead4 + dboxSS2[1] + 0.1 + 0.1/2.;
1400 1 : ychanepm43 = -yb3 + yLead4 - dboxSS2[1] - 0.1 - 0.1/2.;
1401 1 : ychanepm44 = -yb3 + yLead4 + dboxSS2[1] + 0.1 + 0.1/2.;
1402 :
1403 :
1404 1 : TVirtualMC::GetMC()->Gspos("ECHB", 1, "EPM3", xchanepm31, ychanepm31, zchanPS, 0, "ONLY");
1405 1 : TVirtualMC::GetMC()->Gspos("ECHB", 2, "EPM3", xchanepm31, ychanepm32, zchanPS, 0, "ONLY");
1406 1 : TVirtualMC::GetMC()->Gspos("ECHB", 3, "EPM3", xchanepm31, ychanepm33, zchanPS, 0, "ONLY");
1407 1 : TVirtualMC::GetMC()->Gspos("ECHB", 4, "EPM3", xchanepm31, ychanepm34 + 0.200005, zchanPS, 0, "ONLY");
1408 : // Because of overlaping a factor 0.200005 is added in ychanepm34
1409 :
1410 1 : TVirtualMC::GetMC()->Gspos("ECHB", 5, "EPM3", xchanepm31, ychanepm31, zchanVeto, 0, "ONLY");
1411 1 : TVirtualMC::GetMC()->Gspos("ECHB", 6, "EPM3", xchanepm31, ychanepm32, zchanVeto, 0, "ONLY");
1412 1 : TVirtualMC::GetMC()->Gspos("ECHB", 7, "EPM3", xchanepm31, ychanepm33, zchanVeto, 0, "ONLY");
1413 1 : TVirtualMC::GetMC()->Gspos("ECHB", 8, "EPM3", xchanepm31, ychanepm34 + 0.200005, zchanVeto, 0, "ONLY");
1414 : // Because of overlaping a factor 0.200005 is added in ychanepm34
1415 :
1416 1 : TVirtualMC::GetMC()->Gspos("ECHB", 1, "EPM4", xchanepm41, ychanepm41, zchanPS, 0, "ONLY");
1417 1 : TVirtualMC::GetMC()->Gspos("ECHB", 2, "EPM4", xchanepm41, ychanepm42, zchanPS, 0, "ONLY");
1418 1 : TVirtualMC::GetMC()->Gspos("ECHB", 3, "EPM4", xchanepm41, ychanepm43, zchanPS, 0, "ONLY");
1419 1 : TVirtualMC::GetMC()->Gspos("ECHB", 4, "EPM4", xchanepm41, ychanepm44 - 0.200002, zchanPS, 0, "ONLY");
1420 : // Because of overlaping a factor 0.200002 is subtracted in ychanepm44
1421 :
1422 1 : TVirtualMC::GetMC()->Gspos("ECHB", 5, "EPM4", xchanepm41, ychanepm41, zchanVeto, 0, "ONLY");
1423 1 : TVirtualMC::GetMC()->Gspos("ECHB", 6, "EPM4", xchanepm41, ychanepm42, zchanVeto, 0, "ONLY");
1424 1 : TVirtualMC::GetMC()->Gspos("ECHB", 7, "EPM4", xchanepm41, ychanepm43, zchanVeto, 0, "ONLY");
1425 1 : TVirtualMC::GetMC()->Gspos("ECHB", 8, "EPM4", xchanepm41, ychanepm44 -0.200002, zchanVeto, 0, "ONLY");
1426 : // Because of overlaping a factor 0.200002 is subtracted in ychanepm44
1427 :
1428 : //================= Channel Placement Completed ======================//
1429 : //============ Now to Create Al Box and then LVDBs and Cables //
1430 : // are Placed inside it //
1431 :
1432 : // Eight Al Boxes are created, four on Preshower side
1433 : // and four on Veto side
1434 :
1435 : // FOR PRESHOWER
1436 :
1437 : // First to Create hollow Al Box
1438 : // there are two types of modules, therefore, two Al box of
1439 : // long type and two of short type are created
1440 :
1441 : // For Long Type
1442 : // X-dimension = 16.5cm
1443 : // Y-dimension = same as EFE1
1444 : // Z-dimension = 7.4cm
1445 : // Integer assigned to Al medium is 603
1446 :
1447 1 : Float_t esvdA1[3];
1448 1 : esvdA1[0]= 16.5/2.;
1449 1 : esvdA1[1]= dboxFea1[1];
1450 1 : esvdA1[2]= 7.4/2.;
1451 :
1452 1 : TVirtualMC::GetMC()->Gsvolu("ESV1", "BOX", idtmed[603], esvdA1, 3);
1453 1 : TVirtualMC::GetMC()->Gsvolu("ESV2", "BOX", idtmed[603], esvdA1, 3);
1454 :
1455 : // Create Air strip for Al Boxes type-A
1456 : // Al boxes are 3mm thick In X and Z on both sides
1457 : // X-dimension = 16.5cm - 0.3cm
1458 : // Y-dimension = same as EFE1
1459 : // Z-dimension = 7.4cm - 0.3cm
1460 :
1461 1 : Float_t eairA1[3];
1462 1 : eairA1[0]= esvdA1[0] - 0.3;
1463 1 : eairA1[1]= esvdA1[1];
1464 1 : eairA1[2]= esvdA1[2] - 0.3;
1465 :
1466 1 : TVirtualMC::GetMC()->Gsvolu("EIR1", "BOX", idtmed[698], eairA1, 3);
1467 1 : TVirtualMC::GetMC()->Gsvolu("EIR2", "BOX", idtmed[698], eairA1, 3);
1468 :
1469 : // Put air strips EIR1 & EIR2 inside ESV1 & ESV2 respectively
1470 1 : TVirtualMC::GetMC()->Gspos("EIR1", 1, "ESV1", 0., 0., 0., 0, "ONLY");
1471 1 : TVirtualMC::GetMC()->Gspos("EIR2", 1, "ESV2", 0., 0., 0., 0, "ONLY");
1472 :
1473 :
1474 : // For Short Type
1475 : // X-dimension = 16.5cm
1476 : // Y-dimension = same as EFE3
1477 : // Z-dimension = 7.4cm
1478 :
1479 1 : Float_t esvdA2[3];
1480 1 : esvdA2[0]= esvdA1[0];
1481 1 : esvdA2[1]= dboxFea3[1];
1482 1 : esvdA2[2]= esvdA1[2];
1483 :
1484 1 : TVirtualMC::GetMC()->Gsvolu("ESV3", "BOX", idtmed[603], esvdA2, 3);
1485 1 : TVirtualMC::GetMC()->Gsvolu("ESV4", "BOX", idtmed[603], esvdA2, 3);
1486 :
1487 : // Create Air strip for Al Boxes type-B
1488 : // Al boxes are 3mm thick In X and Z on both sides
1489 : // X-dimension = 16.5cm - 0.3cm
1490 : // Y-dimension = same as EFE3
1491 : // Z-dimension = 7.4cm - 0.3cm
1492 :
1493 1 : Float_t eairA2[3];
1494 1 : eairA2[0]= esvdA2[0] - 0.3;
1495 1 : eairA2[1]= esvdA2[1];
1496 1 : eairA2[2]= esvdA2[2] - 0.3;
1497 :
1498 1 : TVirtualMC::GetMC()->Gsvolu("EIR3", "BOX", idtmed[698], eairA2, 3);
1499 1 : TVirtualMC::GetMC()->Gsvolu("EIR4", "BOX", idtmed[698], eairA2, 3);
1500 :
1501 : // Put air strips EIR3 & EIR4 inside ESV3 & ESV4 respectively
1502 1 : TVirtualMC::GetMC()->Gspos("EIR3", 1, "ESV3", 0., 0., 0., 0, "ONLY");
1503 1 : TVirtualMC::GetMC()->Gspos("EIR4", 1, "ESV4", 0., 0., 0., 0, "ONLY");
1504 :
1505 :
1506 : // FOR VETO
1507 :
1508 : // First to Create hollow Al Box
1509 : // there are two types of modules, therefore, two Al box of
1510 : // long type and two of short type are created
1511 :
1512 : // For Long Type
1513 : // X-dimension = 16.5cm
1514 : // Y-dimension = same as EFE1
1515 : // Z-dimension = 8.9cm
1516 : // Integer assigned to Al medium is 603
1517 :
1518 1 : Float_t esvdB1[3];
1519 1 : esvdB1[0]= 16.5/2.;
1520 1 : esvdB1[1]= dboxFea1[1];
1521 1 : esvdB1[2]= 8.9/2.;
1522 :
1523 1 : TVirtualMC::GetMC()->Gsvolu("EVV1", "BOX", idtmed[603], esvdB1, 3);
1524 1 : TVirtualMC::GetMC()->Gsvolu("EVV2", "BOX", idtmed[603], esvdB1, 3);
1525 :
1526 : // Create Air strip for Al Boxes long type
1527 : // Al boxes are 3mm thick In X and Z on both sides
1528 : // X-dimension = 16.5cm - 0.3cm
1529 : // Y-dimension = same as EFE1
1530 : // Z-dimension = 8.9cm - 0.3cm
1531 :
1532 1 : Float_t eairB1[3];
1533 1 : eairB1[0]= esvdB1[0] - 0.3;
1534 1 : eairB1[1]= esvdB1[1];
1535 1 : eairB1[2]= esvdB1[2] - 0.3;
1536 :
1537 1 : TVirtualMC::GetMC()->Gsvolu("EIR5", "BOX", idtmed[698], eairB1, 3);
1538 1 : TVirtualMC::GetMC()->Gsvolu("EIR6", "BOX", idtmed[698], eairB1, 3);
1539 :
1540 : // Put air strips EIR5 & EIR6 inside EVV1 & EVV2 respectively
1541 1 : TVirtualMC::GetMC()->Gspos("EIR5", 1, "EVV1", 0., 0., 0., 0, "ONLY");
1542 1 : TVirtualMC::GetMC()->Gspos("EIR6", 1, "EVV2", 0., 0., 0., 0, "ONLY");
1543 :
1544 :
1545 : // For Short Type
1546 : // X-dimension = 16.5cm
1547 : // Y-dimension = same as EFE3
1548 : // Z-dimension = 8.9cm
1549 : // Integer assigned to Al medium is 603
1550 :
1551 1 : Float_t esvdB2[3];
1552 1 : esvdB2[0]= esvdB1[0];
1553 1 : esvdB2[1]= dboxFea3[1];
1554 1 : esvdB2[2]= esvdB1[2];
1555 :
1556 1 : TVirtualMC::GetMC()->Gsvolu("EVV3", "BOX", idtmed[603], esvdB2, 3);
1557 1 : TVirtualMC::GetMC()->Gsvolu("EVV4", "BOX", idtmed[603], esvdB2, 3);
1558 :
1559 :
1560 : // Create Air strip for Al Boxes short type
1561 : // Al boxes are 3mm thick In X and Z on both sides
1562 : // X-dimension = 16.5cm - 0.3cm
1563 : // Y-dimension = same as EFE3
1564 : // Z-dimension = 8.9cm - 0.3cm
1565 :
1566 1 : Float_t eairB2[3];
1567 1 : eairB2[0]= esvdB2[0] - 0.3;
1568 1 : eairB2[1]= esvdB2[1];
1569 1 : eairB2[2]= esvdB2[2] - 0.3;
1570 :
1571 1 : TVirtualMC::GetMC()->Gsvolu("EIR7", "BOX", idtmed[698], eairB2, 3);
1572 1 : TVirtualMC::GetMC()->Gsvolu("EIR8", "BOX", idtmed[698], eairB2, 3);
1573 :
1574 : // Put air strips EIR7 & EIR8 inside EVV3 & EVV4 respectively
1575 1 : TVirtualMC::GetMC()->Gspos("EIR7", 1, "EVV3", 0., 0., 0., 0, "ONLY");
1576 1 : TVirtualMC::GetMC()->Gspos("EIR8", 1, "EVV4", 0., 0., 0., 0, "ONLY");
1577 :
1578 : //------------ Al Boxes Completed ----------------------/
1579 :
1580 : //--------------Now Create LVDBs----------------------/
1581 :
1582 : // LVDBs are the volumes of G10
1583 : // X-dimension = 10.0cm
1584 : // Y-dimension = 8.0cm
1585 : // Z-dimension = 0.2cm
1586 : // Integer assigned to the G10 medium is 607
1587 :
1588 1 : Float_t elvdb[3];
1589 1 : elvdb[0]= 10.0/2.;
1590 1 : elvdb[1]= 8.0/2.;
1591 1 : elvdb[2]= 0.2/2.;
1592 :
1593 1 : TVirtualMC::GetMC()->Gsvolu("ELVD", "BOX", idtmed[607], elvdb, 3);
1594 :
1595 :
1596 : // Put the LVDBs inside Air Boxes
1597 1 : Float_t yesvd = dboxFea1[1] - 25.0 - 4.0;
1598 :
1599 14 : for(Int_t jj =1; jj<=6; jj++){
1600 :
1601 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR1", 0., yesvd, 0., 0, "ONLY");
1602 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR2", 0., yesvd, 0., 0, "ONLY");
1603 :
1604 6 : yesvd = yesvd - 4.0 - 0.5 - 4.0;
1605 :
1606 : }
1607 :
1608 1 : yesvd = dboxFea3[1] - 15.0 - 4.0;
1609 :
1610 14 : for(Int_t jj =1; jj<=6; jj++){
1611 :
1612 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR3", 0., yesvd, 0., 0, "ONLY");
1613 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR4", 0., yesvd, 0., 0, "ONLY");
1614 :
1615 6 : yesvd = yesvd - 4.0 - 0.5 - 4.0;
1616 : }
1617 :
1618 1 : yesvd = dboxFea1[1] - 25.0 - 4.0;
1619 :
1620 14 : for(Int_t jj =1; jj<=6; jj++){
1621 :
1622 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR5", 0., yesvd, 0., 0, "ONLY");
1623 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR6", 0., yesvd, 0., 0, "ONLY");
1624 :
1625 6 : yesvd = yesvd - 4.0 - 0.5 - 4.0;
1626 : }
1627 :
1628 1 : yesvd = dboxFea3[1] - 15.0 - 4.0;
1629 :
1630 14 : for(Int_t jj =1; jj<=6; jj++){
1631 :
1632 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR7", 0., yesvd, 0., 0, "ONLY");
1633 6 : TVirtualMC::GetMC()->Gspos("ELVD", jj, "EIR8", 0., yesvd, 0., 0, "ONLY");
1634 :
1635 6 : yesvd = yesvd - 4.0 - 0.5 - 4.0;
1636 : }
1637 :
1638 :
1639 : //----------------- LVDBs Placement Completed--------------//
1640 :
1641 : // ------------ Now Create Cables ------------------------//
1642 :
1643 : // There are a number of cables
1644 : // We have reduced the number of volumes to 4
1645 : // And these 4 Volumes of Cables are placed repeatedly
1646 : // in the four quadrants (EPM1,2,3,4)
1647 : // The placement of Cables are in good approximations
1648 : // The material medium for Cables is a mixture of Plastic
1649 : // and Copper(Cu). Therefore, in a good approximation a mixture
1650 : // is created and Integer assigned to this medium is 631
1651 :
1652 1 : Float_t cable1[3];
1653 1 : cable1[0] = 2.5/2.;
1654 1 : cable1[1] = dboxFea1[1];
1655 1 : cable1[2] = 2.4/2.;
1656 :
1657 1 : TVirtualMC::GetMC()->Gsvolu("ECB1", "BOX", idtmed[631], cable1, 3);
1658 :
1659 1 : Float_t cable2[3];
1660 1 : cable2[0] = 2.5/2.;
1661 1 : cable2[1] = dboxFea3[1];
1662 1 : cable2[2] = 2.4/2.;
1663 :
1664 1 : TVirtualMC::GetMC()->Gsvolu("ECB2", "BOX", idtmed[631], cable2, 3);
1665 :
1666 1 : Float_t cable3[3];
1667 1 : cable3[0] = 2.5/2.;
1668 1 : cable3[1] = dboxFea3[1] - dboxUM2[1];
1669 1 : cable3[2] = 2.4/2.;
1670 :
1671 1 : TVirtualMC::GetMC()->Gsvolu("ECB3", "BOX", idtmed[631], cable3, 3);
1672 :
1673 1 : Float_t cable4[3];
1674 1 : cable4[0] = 2.5/2.;
1675 1 : cable4[1] = dboxUM2[1];
1676 1 : cable4[2] = 2.4/2.;
1677 :
1678 1 : TVirtualMC::GetMC()->Gsvolu("ECB4", "BOX", idtmed[631], cable4, 3);
1679 :
1680 : // Calculation of the co-ordinates of Cables
1681 :
1682 : Float_t xcable11pm2, xcable12pm2, xcable2pm1, xcable2pm2, xcable21pm4, xcable22pm4;
1683 : Float_t xcable3pm1, xcable3pm3, xcable3pm4, xcable4pm3;
1684 :
1685 : Float_t ycable2pm1, ycable2pm2;
1686 : Float_t ycable3pm1, ycable3pm3, ycable3pm4, ycable4pm3;
1687 :
1688 : Float_t zcablePS, zcableVeto;
1689 :
1690 1 : xcable2pm1 = esvdA1[0] - 3.0 - cable1[0];
1691 1 : xcable3pm1 = xcable2pm1 - cable1[0] - 0.5 - cable1[0];
1692 :
1693 1 : xcable11pm2 = -esvdA1[0]+ 3.0 + cable1[0];
1694 1 : xcable12pm2 = xcable11pm2 + cable1[0] + 0.5 + cable1[0];
1695 1 : xcable2pm2 = xcable12pm2 + cable1[0] + 0.5 + cable1[0];
1696 :
1697 1 : xcable3pm3 = -esvdB1[0] + 3.0 + cable1[0];
1698 1 : xcable4pm3 = xcable3pm3 + cable1[0] + 0.5 + cable1[0];
1699 :
1700 1 : xcable21pm4 = esvdB1[0] - 3.0 - cable1[0];
1701 1 : xcable22pm4 = xcable21pm4 - cable1[0] -0.5 - cable1[0];
1702 1 : xcable3pm4 = xcable22pm4 - cable1[0] -0.5 -cable1[0];
1703 :
1704 1 : ycable2pm1 = -(esvdA1[1] - esvdA2[1]);
1705 1 : ycable3pm1 = -esvdA1[1] + cable3[1];
1706 :
1707 : ycable2pm2 = -(esvdA1[1] - esvdA2[1]);
1708 :
1709 : ycable3pm3 = -dboxUM2[1];
1710 1 : ycable4pm3 = -esvdA2[1] + dboxUM2[1];
1711 :
1712 : ycable3pm4 = -dboxUM2[1];
1713 :
1714 1 : zcablePS = -esvdA1[2] + 0.3 + cable1[2];
1715 1 : zcableVeto = esvdB1[2] - 0.3 - cable1[2];
1716 :
1717 :
1718 :
1719 : // Placement of Cables in Air Boxes
1720 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR1", xcable2pm1, ycable2pm1, zcablePS, 0, "ONLY");
1721 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR1", xcable3pm1, ycable3pm1, zcablePS, 0, "ONLY");
1722 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR5", xcable2pm1, ycable2pm1, zcableVeto, 0, "ONLY");
1723 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR5", xcable3pm1, ycable3pm1, zcableVeto, 0, "ONLY");
1724 :
1725 1 : TVirtualMC::GetMC()->Gspos("ECB1", 1, "EIR2", xcable11pm2, 0., zcablePS, 0, "ONLY");
1726 1 : TVirtualMC::GetMC()->Gspos("ECB1", 2, "EIR2", xcable12pm2, 0., zcablePS, 0, "ONLY");
1727 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR2", xcable2pm2, ycable2pm2, zcablePS, 0, "ONLY");
1728 1 : TVirtualMC::GetMC()->Gspos("ECB1", 1, "EIR6", xcable11pm2, 0., zcableVeto, 0, "ONLY");
1729 1 : TVirtualMC::GetMC()->Gspos("ECB1", 2, "EIR6", xcable12pm2, 0., zcableVeto, 0, "ONLY");
1730 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR6", xcable2pm2, ycable2pm2, zcableVeto, 0, "ONLY");
1731 :
1732 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR3", xcable3pm3, ycable3pm3, zcablePS, 0, "ONLY");
1733 1 : TVirtualMC::GetMC()->Gspos("ECB4", 1, "EIR3", xcable4pm3, ycable4pm3, zcablePS, 0, "ONLY");
1734 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR7", xcable3pm3, ycable3pm3, zcableVeto, 0, "ONLY");
1735 1 : TVirtualMC::GetMC()->Gspos("ECB4", 1, "EIR7", xcable4pm3, ycable4pm3, zcableVeto, 0, "ONLY");
1736 :
1737 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR4", xcable21pm4, 0., zcablePS, 0, "ONLY");
1738 1 : TVirtualMC::GetMC()->Gspos("ECB2", 2, "EIR4", xcable22pm4, 0., zcablePS, 0, "ONLY");
1739 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR4", xcable3pm4, ycable3pm4, zcablePS, 0, "ONLY");
1740 1 : TVirtualMC::GetMC()->Gspos("ECB2", 1, "EIR8", xcable21pm4, 0., zcableVeto, 0, "ONLY");
1741 1 : TVirtualMC::GetMC()->Gspos("ECB2", 2, "EIR8", xcable22pm4, 0., zcableVeto, 0, "ONLY");
1742 1 : TVirtualMC::GetMC()->Gspos("ECB3", 1, "EIR8", xcable3pm4, ycable3pm4, zcableVeto, 0, "ONLY");
1743 :
1744 :
1745 :
1746 : //=============== NOW POSITIONING THE Al Boxes IN EPM'S================//
1747 :
1748 :
1749 1 : TVirtualMC::GetMC()->Gspos("ESV1", 1, "EPM1", dboxFea1[0] - esvdA1[0] - 8.0, 0., zelvdbPS, 0, "ONLY");
1750 1 : TVirtualMC::GetMC()->Gspos("EVV1", 1, "EPM1", dboxFea1[0] - esvdB1[0] - 8.0, 0., zelvdbVeto, 0, "ONLY");
1751 :
1752 1 : TVirtualMC::GetMC()->Gspos("ESV2", 1, "EPM2", -dboxFea2[0] + esvdA1[0] + 8.0, 2.3, zelvdbPS, 0, "ONLY");
1753 1 : TVirtualMC::GetMC()->Gspos("EVV2", 1, "EPM2", -dboxFea2[0] + esvdB1[0] + 8.0, 2.3, zelvdbVeto, 0, "ONLY");
1754 :
1755 1 : TVirtualMC::GetMC()->Gspos("ESV3", 1, "EPM3", -dboxFea3[0] + esvdA1[0] + 8.0, 0., zelvdbPS, 0, "ONLY");
1756 1 : TVirtualMC::GetMC()->Gspos("EVV3", 1, "EPM3", -dboxFea3[0] + esvdB1[0] + 8.0, 0., zelvdbVeto, 0, "ONLY");
1757 :
1758 1 : TVirtualMC::GetMC()->Gspos("ESV4", 1, "EPM4", dboxFea4[0] - esvdA1[0] - 8.0, 2.3, zelvdbPS, 0, "ONLY");
1759 1 : TVirtualMC::GetMC()->Gspos("EVV4", 1, "EPM4", dboxFea4[0] - esvdB1[0] - 8.0, 2.3, zelvdbVeto, 0, "ONLY");
1760 :
1761 : //==================================================================//
1762 : //====================== LAST THING IS TO INSTALL ELMB ================//
1763 :
1764 : // ELMB,s are the G10 Volumes
1765 :
1766 : // First to create Air Volume to place ELMBs
1767 1 : Float_t xelmb[3];
1768 1 : xelmb[0] = 10.0;
1769 1 : xelmb[1] = 4.0;
1770 1 : xelmb[2] = 0.5;
1771 :
1772 1 : TVirtualMC::GetMC()->Gsvolu("ELMB", "BOX", idtmed[698], xelmb, 3);
1773 :
1774 : // There are more G10 Volumes
1775 : // But in approximation, we reduced them to two
1776 : // ELM1 & ELM2
1777 :
1778 1 : Float_t xelmb1[3];
1779 1 : xelmb1[0] = 9.7;
1780 1 : xelmb1[1] = 3.6;
1781 1 : xelmb1[2] = 0.1;
1782 :
1783 1 : TVirtualMC::GetMC()->Gsvolu("ELM1", "BOX", idtmed[607], xelmb1, 3);
1784 :
1785 1 : Float_t xelmb2[3];
1786 1 : xelmb2[0] = 6.0;
1787 1 : xelmb2[1] = 3.0;
1788 1 : xelmb2[2] = 0.1;
1789 :
1790 1 : TVirtualMC::GetMC()->Gsvolu("ELM2", "BOX", idtmed[607], xelmb2, 3);
1791 :
1792 : /******** NOW POSITIONING THE G10 VOLUMES ELM1 & ELM2 IN ELMB **********/
1793 :
1794 1 : TVirtualMC::GetMC()->Gspos("ELM1", 1, "ELMB", 0., 0., -0.3, 0, "ONLY");
1795 1 : TVirtualMC::GetMC()->Gspos("ELM2", 1, "ELMB", 0., 0., 0.3, 0, "ONLY");
1796 :
1797 : // Position co-ordinates of ELMBs in EPM2 & EPM4
1798 :
1799 : Float_t xelmbepm2, xelmbepm4, yelmbepm2, yelmbepm4, zelmbPS, zelmbVeto;
1800 :
1801 1 : xelmbepm2 = -gaspmd2[0] + 16.0 +23.2 + 2.5 + xelmb[0];
1802 1 : xelmbepm4 = gaspmd4[0] - 16.0 -23.2 - 2.5 - xelmb[0];
1803 :
1804 1 : yelmbepm2 = -gaspmd2[1] + 1.0 + xelmb[1];
1805 1 : yelmbepm4 = -gaspmd4[1] + 1.0 + xelmb[1];
1806 :
1807 1 : zelmbPS = zfea + fgkThSteel/2.+ xelmb[2];
1808 1 : zelmbVeto = zfea - fgkThSteel/2.- xelmb[2];
1809 :
1810 : /************ NOW PLACE ELMB'S IN EPM2 & EPM4 *********************/
1811 :
1812 : // There are total of 14 ELMB volumes
1813 : // three on both sides of EPM2 (total of 6)
1814 : // and four on both sides of EPM4 (total of 8)
1815 : // The ELMBs are placed at the bottom of
1816 : // SS support, which is the extended part
1817 :
1818 : // Placement of ELMBs on EPM2
1819 8 : for(Int_t kk=1;kk<=3;kk++){
1820 3 : TVirtualMC::GetMC()->Gspos("ELMB", kk, "EPM2", xelmbepm2, yelmbepm2, zelmbPS, 0, "ONLY");
1821 3 : xelmbepm2 = xelmbepm2 + xelmb[0] + 0.5 + xelmb[0];
1822 : }
1823 :
1824 1 : xelmbepm2 = -gaspmd2[0] + 16.0 +23.2 + 2.5 + xelmb[0];
1825 :
1826 8 : for(Int_t kk=4;kk<=6;kk++){
1827 3 : TVirtualMC::GetMC()->Gspos("ELMB", kk, "EPM2", xelmbepm2, yelmbepm2, zelmbVeto, 0, "ONLY");
1828 3 : xelmbepm2 = xelmbepm2 + xelmb[0] + 0.5 + xelmb[0];
1829 : }
1830 :
1831 : // Placement of ELMBs on EPM4
1832 10 : for(Int_t kk=1;kk<=4;kk++){
1833 4 : TVirtualMC::GetMC()->Gspos("ELMB", kk, "EPM4", xelmbepm4, yelmbepm4, zelmbPS, 0, "ONLY");
1834 4 : xelmbepm4 = xelmbepm4 - xelmb[0] - 0.5 - xelmb[0];
1835 : }
1836 :
1837 1 : xelmbepm4 = gaspmd4[0] - 16.0 -23.2 - 2.5 - xelmb[0];
1838 10 : for(Int_t kk=5;kk<=8;kk++){
1839 4 : TVirtualMC::GetMC()->Gspos("ELMB", kk, "EPM4", xelmbepm4, yelmbepm4, zelmbVeto, 0, "ONLY");
1840 4 : xelmbepm4 = xelmbepm4 - xelmb[0] - 0.5 - xelmb[0];
1841 : }
1842 :
1843 : //========= Placement of ELMBs Completed ============================/
1844 :
1845 : // ------------- Now to Place Unit Modules in four quadrants
1846 : // EPM1, EPM2, EPM3 & EPM4 ---------------------//
1847 :
1848 : // Position co-ordinates of Unit Modules
1849 :
1850 1 : Double_t xcord[24];
1851 1 : Double_t ycord[24];
1852 :
1853 1 : xcord[0] = xa1;
1854 1 : xcord[1] = xa2;
1855 1 : xcord[2] = xa3;
1856 1 : xcord[3] = xa1;
1857 1 : xcord[4] = xa2;
1858 1 : xcord[5] = xa3;
1859 1 : xcord[6] = -xa1;
1860 1 : xcord[7] = -xa2;
1861 1 : xcord[8] = -xa3;
1862 1 : xcord[9] = -xa1;
1863 1 : xcord[10] = -xa2;
1864 1 : xcord[11] = -xa3;
1865 1 : xcord[12] = xb1;
1866 1 : xcord[13] = xb2;
1867 1 : xcord[14] = xb1;
1868 1 : xcord[15] = xb2;
1869 1 : xcord[16] = xb1;
1870 1 : xcord[17] = xb2;
1871 1 : xcord[18] = -xb1;
1872 1 : xcord[19] = -xb2;
1873 1 : xcord[20] = -xb1;
1874 1 : xcord[21] = -xb2;
1875 1 : xcord[22] = -xb1;
1876 1 : xcord[23] = -xb2;
1877 :
1878 1 : ycord[0] = ya1;
1879 1 : ycord[1] = ya1;
1880 1 : ycord[2] = ya1;
1881 1 : ycord[3] = ya2;
1882 1 : ycord[4] = ya2;
1883 1 : ycord[5] = ya2;
1884 1 : ycord[6] = -ya1;
1885 1 : ycord[7] = -ya1;
1886 1 : ycord[8] = -ya1;
1887 1 : ycord[9] = -ya2;
1888 1 : ycord[10] = -ya2;
1889 1 : ycord[11] = -ya2;
1890 1 : ycord[12] = yb1;
1891 1 : ycord[13] = yb1;
1892 1 : ycord[14] = yb2;
1893 1 : ycord[15] = yb2;
1894 1 : ycord[16] = yb3+0.100007; //Because of overlapping the factor 0.100007
1895 1 : ycord[17] = yb3+0.100007; // is added
1896 1 : ycord[18] = -yb1;
1897 1 : ycord[19] = -yb1;
1898 1 : ycord[20] = -yb2;
1899 1 : ycord[21] = -yb2;
1900 1 : ycord[22] = -yb3-0.100004; //Because of overlapping the factor 0.100007
1901 1 : ycord[23] = -yb3-0.100004; // is added
1902 :
1903 :
1904 : // Placement of unit modules EUM1 & EUV1(long type)
1905 : // and EUM2 & EUV2(short type)
1906 : // in the four quadrants EPM1, EPM2, EPM3 & EPM4
1907 :
1908 14 : for(Int_t ii=0;ii<=5;ii++){
1909 6 : if(fModStatus[ii]){
1910 6 : TVirtualMC::GetMC()->Gspos("EUM1", ii, "EPM1", xcord[ii]+xLead1,ycord[ii]+yLead1, zpsa, 0, "ONLY");
1911 6 : }
1912 : }
1913 :
1914 14 : for(Int_t ii=6;ii<=11;ii++){
1915 6 : if(fModStatus[ii]) {
1916 6 : TVirtualMC::GetMC()->Gspos("EUM1", ii, "EPM2", xcord[ii]+xLead2, ycord[ii]+yLead2, zpsa, jhrot12, "ONLY");
1917 6 : }
1918 : }
1919 :
1920 14 : for(Int_t ii=12;ii<=17;ii++){
1921 6 : if(fModStatus[ii]) {
1922 6 : TVirtualMC::GetMC()->Gspos("EUM2", ii, "EPM3", xcord[ii]+xLead3, ycord[ii]+yLead3, zpsa, 0, "ONLY");
1923 6 : }
1924 : }
1925 :
1926 14 : for(Int_t ii=18;ii<=23;ii++){
1927 6 : if(fModStatus[ii]) {
1928 6 : TVirtualMC::GetMC()->Gspos("EUM2", ii, "EPM4", xcord[ii]+xLead4, ycord[ii]+yLead4, zpsa, jhrot12, "ONLY");
1929 6 : }
1930 : }
1931 :
1932 14 : for(Int_t ii=24;ii<=29;ii++){
1933 6 : if(fModStatus[ii]) {
1934 6 : TVirtualMC::GetMC()->Gspos("EUV1", ii, "EPM1", xcord[ii-24]+xLead1, ycord[ii-24]+yLead1, zcva, 0, "ONLY");
1935 6 : }
1936 : }
1937 :
1938 14 : for(Int_t ii=30;ii<=35;ii++){
1939 6 : if(fModStatus[ii]) {
1940 6 : TVirtualMC::GetMC()->Gspos("EUV1", ii, "EPM2", xcord[ii-24]+xLead2, ycord[ii-24]+yLead2, zcva, jhrot12, "ONLY");
1941 6 : }
1942 : }
1943 :
1944 14 : for(Int_t ii=36;ii<=41;ii++){
1945 6 : if(fModStatus[ii]) {
1946 6 : TVirtualMC::GetMC()->Gspos("EUV2", ii, "EPM3", xcord[ii-24]+xLead3, ycord[ii-24]+yLead3, zcva, 0, "ONLY");
1947 6 : }
1948 : }
1949 :
1950 14 : for(Int_t ii=42;ii<=47;ii++){
1951 6 : if(fModStatus[ii]) {
1952 6 : TVirtualMC::GetMC()->Gspos("EUV2", ii, "EPM4", xcord[ii-24]+xLead4, ycord[ii-24]+yLead4, zcva, jhrot12, "ONLY");
1953 6 : }
1954 : }
1955 :
1956 : //-------------- Placement of Unit Modules Completed ---------------//
1957 :
1958 : // ========== PLACE THE EPMD IN ALICE ======================//
1959 :
1960 : // Now the Job to assemble the five mother volumes of PMD in ALICE
1961 :
1962 : // Z-distance of PMD from Interaction Point
1963 :
1964 : zp = fgkZdist;
1965 :
1966 : // X and Y-positions of the EPM1, EPM2, EPM3 & EPM4
1967 : Float_t xfinal,yfinal;
1968 : Float_t xsm1, xsm2, xsm3, xsm4;
1969 : Float_t ysm1, ysm2, ysm3, ysm4;
1970 :
1971 2 : xfinal = (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05) + 0.48/2. +
1972 1 : (fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05);
1973 :
1974 : //Extra width of the SS plate on Support Structure on X-side and 1mm thick SS for cooling encloser
1975 : //Extra width of the SS plate on Support Structure on X-side for B-Type
1976 :
1977 1 : yfinal = (fSMLengthay + serviceYa/2.)+ 0.20/2 + (fSMLengthby + serviceYb/2.);
1978 :
1979 : //serviceYa is the Extra width of the SS plate on Support Structur on Y-side for EPM1 & EPM3
1980 : //serviceYb is the Extra width of the SS plate on Support Structur on Y-side for EPM2 & EPM4
1981 :
1982 :
1983 1 : xsm1 = xfinal - (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05);
1984 1 : ysm1 = yfinal - (fSMLengthay + serviceYa/2.) - 2.3;
1985 :
1986 1 : xsm2 = -xfinal + (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05);
1987 1 : ysm2 = -yfinal + (fSMLengthay + serviceYb/2.) - 2.3;
1988 :
1989 1 : xsm3 = -xfinal + (fSMLengthbx + serviceX/2. + serviceXext/2. + 0.05);
1990 1 : ysm3 = yfinal - (fSMLengthby + serviceYa/2.) - 2.3;
1991 :
1992 1 : xsm4 = xfinal - (fSMLengthbx + serviceX/2. + serviceXext/2. + 0.05);
1993 1 : ysm4 = -yfinal + (fSMLengthby + serviceYb/2.) - 2.3;
1994 :
1995 : //Position Full PMD in ALICE
1996 : //
1997 : // EPM1 EPM3
1998 : //
1999 : // EPM4 EPM2
2000 : // (rotated EPM3) (rotated EPM1)
2001 : //
2002 : // EFGD
2003 : // (Girders and its Carriage)
2004 :
2005 1 : TVirtualMC::GetMC()->Gspos("EPM1", 1, "ALIC", xsm1,ysm1,zp, 0, "ONLY");
2006 1 : TVirtualMC::GetMC()->Gspos("EPM2", 1, "ALIC", xsm2,ysm2,zp, 0, "ONLY");
2007 :
2008 1 : TVirtualMC::GetMC()->Gspos("EPM3", 1, "ALIC", xsm3,ysm3,zp, 0, "ONLY");
2009 1 : TVirtualMC::GetMC()->Gspos("EPM4", 1, "ALIC", xsm4,ysm4,zp, 0, "ONLY");
2010 :
2011 1 : TVirtualMC::GetMC()->Gspos("EFGD", 1, "ALIC", 0., yfinal + fulgrdr[1], zp, 0, "ONLY");
2012 1 : }
2013 :
2014 : //_____________________________________________________________________________
2015 :
2016 : void AliPMDv1::CreateMaterials()
2017 : {
2018 : // Create materials for the PMD
2019 : //
2020 : // ORIGIN : Y. P. VIYOGI
2021 : //
2022 : // cout << " Inside create materials " << endl;
2023 :
2024 2 : Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ();
2025 1 : Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
2026 :
2027 : // --- Define the various materials for GEANT ---
2028 :
2029 1 : AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5);
2030 :
2031 : // Argon
2032 :
2033 : Float_t dAr = 0.001782; // --- Ar density in g/cm3 ---
2034 1 : Float_t x0Ar = 19.55 / dAr;
2035 1 : AliMaterial(2, "Argon$", 39.95, 18., dAr, x0Ar, 6.5e4);
2036 :
2037 : // --- CO2 ---
2038 :
2039 1 : Float_t aCO2[2] = { 12.,16. };
2040 1 : Float_t zCO2[2] = { 6.,8. };
2041 1 : Float_t wCO2[2] = { 1.,2. };
2042 : Float_t dCO2 = 0.001977;
2043 1 : AliMixture(3, "CO2 $", aCO2, zCO2, dCO2, -2, wCO2);
2044 :
2045 1 : AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5);
2046 :
2047 : // ArCO2
2048 :
2049 1 : Float_t aArCO2[3] = {39.948,12.0107,15.9994};
2050 1 : Float_t zArCO2[3] = {18.,6.,8.};
2051 1 : Float_t wArCO2[3] = {0.7,0.08,0.22};
2052 : Float_t dArCO2 = dAr * 0.7 + dCO2 * 0.3;
2053 1 : AliMixture(5, "ArCO2$", aArCO2, zArCO2, dArCO2, 3, wArCO2);
2054 :
2055 1 : AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5);
2056 :
2057 : // G10
2058 :
2059 1 : Float_t aG10[4]={1.,12.011,15.9994,28.086};
2060 1 : Float_t zG10[4]={1.,6.,8.,14.};
2061 1 : Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714};
2062 1 : AliMixture(8,"G10",aG10,zG10,1.7,4,wG10);
2063 :
2064 1 : AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.);
2065 :
2066 : // Steel
2067 1 : Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 };
2068 1 : Float_t zSteel[4] = { 26.,24.,28.,14. };
2069 1 : Float_t wSteel[4] = { .715,.18,.1,.005 };
2070 : Float_t dSteel = 7.88;
2071 1 : AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel);
2072 :
2073 :
2074 : // --- CH2 : PLASTIC ---
2075 :
2076 1 : Float_t aCH2[2] = { 12.,1.};
2077 1 : Float_t zCH2[2] = { 6.,1.};
2078 1 : Float_t wCH2[2] = { 1.,2.};
2079 : Float_t dCH2 = 0.95;
2080 1 : AliMixture(31, "CH2 $", aCH2, zCH2, dCH2, -2, wCH2);
2081 :
2082 : // --- CABLES : 80% Plastic and 20% Copper ---
2083 :
2084 1 : Float_t aCABLE[3] = { 12.,1.,63.5 };
2085 1 : Float_t zCABLE[3] = { 6.,1.,29. };
2086 1 : Float_t wCABLE[3] = { 0.6857, 0.1143, 0.2};
2087 : Float_t dCABLE = dCH2*0.8 + 8.96*0.2;
2088 1 : AliMixture(32, "CABLE $", aCABLE, zCABLE, dCABLE, 3, wCABLE);
2089 :
2090 :
2091 :
2092 : //Air
2093 :
2094 1 : Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
2095 1 : Float_t zAir[4]={6.,7.,8.,18.};
2096 1 : Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
2097 : Float_t dAir1 = 1.20479E-10;
2098 : Float_t dAir = 1.20479E-3;
2099 1 : AliMixture(98, "Vacum$", aAir, zAir, dAir1, 4, wAir);
2100 1 : AliMixture(99, "Air $", aAir, zAir, dAir , 4, wAir);
2101 :
2102 : // Define tracking media
2103 1 : AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
2104 1 : AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
2105 1 : AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .10, .1);
2106 1 : AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
2107 1 : AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
2108 1 : AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
2109 1 : AliMedium(19, "S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
2110 1 : AliMedium(32, "CABLE $", 32, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
2111 1 : AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .10, 10);
2112 1 : AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .10, .1);
2113 :
2114 3 : AliDebug(1,"Outside create materials");
2115 :
2116 1 : }
2117 :
2118 : //_____________________________________________________________________________
2119 :
2120 : void AliPMDv1::Init()
2121 : {
2122 : //
2123 : // Initialises PMD detector after it has been built
2124 : //
2125 :
2126 : //
2127 4 : AliDebug(2,"Inside Init");
2128 3 : AliDebug(2,"PMD simulation package (v1) initialised");
2129 3 : AliDebug(2,"parameters of pmd");
2130 3 : AliDebug(2,Form("%10.2f %10.2f %10.2f %10.2f\n",
2131 : fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist));
2132 1 : Int_t *idtmed = fIdtmed->GetArray()-599;
2133 1 : fMedSens=idtmed[605-1];
2134 : // --- Generate explicitly delta rays in the iron, aluminium and lead ---
2135 : // Gstpar is removed from this place and
2136 : // the energy cut offs in the medium moved to galice.cuts
2137 :
2138 : //TVirtualMC::GetMC()->Gstpar(idtmed[605], "LOSS", 3.);
2139 : //TVirtualMC::GetMC()->Gstpar(idtmed[605], "DRAY", 1.);
2140 :
2141 : // Visualization of volumes
2142 1 : gGeoManager->SetVolumeAttribute("ECAR", "SEEN", 0);
2143 1 : gGeoManager->SetVolumeAttribute("ECCU", "SEEN", 1);
2144 1 : gGeoManager->SetVolumeAttribute("ECCU", "COLO", 4);
2145 1 : gGeoManager->SetVolumeAttribute("EST1", "SEEN", 0);
2146 1 : gGeoManager->SetVolumeAttribute("EST2", "SEEN", 0);
2147 1 : gGeoManager->SetVolumeAttribute("EHC1", "SEEN", 0);
2148 1 : gGeoManager->SetVolumeAttribute("EHC2", "SEEN", 0);
2149 1 : gGeoManager->SetVolumeAttribute("EDGA", "SEEN", 1);
2150 1 : gGeoManager->SetVolumeAttribute("EDGB", "SEEN", 1);
2151 1 : gGeoManager->SetVolumeAttribute("EEGA", "SEEN", 1);
2152 1 : gGeoManager->SetVolumeAttribute("EEGB", "SEEN", 1);
2153 1 : gGeoManager->SetVolumeAttribute("EUM1", "SEEN", 0);
2154 1 : gGeoManager->SetVolumeAttribute("EUV1", "SEEN", 0);
2155 1 : gGeoManager->SetVolumeAttribute("EUM2", "SEEN", 0);
2156 1 : gGeoManager->SetVolumeAttribute("EUV2", "SEEN", 0);
2157 :
2158 :
2159 1 : gGeoManager->SetVolumeAttribute("EFEE", "SEEN", 0);
2160 1 : gGeoManager->SetVolumeAttribute("EFEE", "COLO", 4);
2161 1 : gGeoManager->SetVolumeAttribute("EFBA", "SEEN", 1);
2162 1 : gGeoManager->SetVolumeAttribute("EFBA", "COLO", 4);
2163 1 : gGeoManager->SetVolumeAttribute("EFBB", "SEEN", 0);
2164 1 : gGeoManager->SetVolumeAttribute("EFBB", "COLO", 4);
2165 :
2166 1 : gGeoManager->SetVolumeAttribute("ELDA", "SEEN", 0);
2167 1 : gGeoManager->SetVolumeAttribute("ELDB", "SEEN", 0);
2168 :
2169 1 : gGeoManager->SetVolumeAttribute("EFE1", "SEEN", 0);
2170 1 : gGeoManager->SetVolumeAttribute("EFE2", "SEEN", 0);
2171 1 : gGeoManager->SetVolumeAttribute("EFE3", "SEEN", 0);
2172 1 : gGeoManager->SetVolumeAttribute("EFE4", "SEEN", 0);
2173 :
2174 1 : gGeoManager->SetVolumeAttribute("ESC1", "SEEN", 0);
2175 1 : gGeoManager->SetVolumeAttribute("ECC1", "COLO", 2);
2176 1 : gGeoManager->SetVolumeAttribute("ESC2", "SEEN", 0);
2177 1 : gGeoManager->SetVolumeAttribute("ECC2", "COLO", 2);
2178 1 : gGeoManager->SetVolumeAttribute("ESC3", "SEEN", 0);
2179 1 : gGeoManager->SetVolumeAttribute("ECC3", "COLO", 2);
2180 1 : gGeoManager->SetVolumeAttribute("ESC4", "SEEN", 0);
2181 1 : gGeoManager->SetVolumeAttribute("ECC4", "COLO", 2);
2182 :
2183 1 : gGeoManager->SetVolumeAttribute("ECC1", "SEEN", 0);
2184 1 : gGeoManager->SetVolumeAttribute("ECC2", "SEEN", 0);
2185 1 : gGeoManager->SetVolumeAttribute("ECC3", "SEEN", 0);
2186 1 : gGeoManager->SetVolumeAttribute("ECC4", "SEEN", 0);
2187 :
2188 1 : gGeoManager->SetVolumeAttribute("EPM1", "SEEN", 1);
2189 1 : gGeoManager->SetVolumeAttribute("EPM2", "SEEN", 1);
2190 1 : gGeoManager->SetVolumeAttribute("EPM3", "SEEN", 1);
2191 1 : gGeoManager->SetVolumeAttribute("EPM4", "SEEN", 1);
2192 :
2193 1 : gGeoManager->SetVolumeAttribute("ECB1", "SEEN", 0);
2194 1 : gGeoManager->SetVolumeAttribute("ECB2", "SEEN", 0);
2195 1 : gGeoManager->SetVolumeAttribute("ECB3", "SEEN", 0);
2196 1 : gGeoManager->SetVolumeAttribute("ECB4", "SEEN", 0);
2197 :
2198 1 : gGeoManager->SetVolumeAttribute("ELMB", "SEEN", 0);
2199 :
2200 1 : gGeoManager->SetVolumeAttribute("ESV1", "SEEN", 0);
2201 1 : gGeoManager->SetVolumeAttribute("ESV2", "SEEN", 0);
2202 1 : gGeoManager->SetVolumeAttribute("ESV3", "SEEN", 0);
2203 1 : gGeoManager->SetVolumeAttribute("ESV4", "SEEN", 0);
2204 :
2205 1 : gGeoManager->SetVolumeAttribute("EVV1", "SEEN", 0);
2206 1 : gGeoManager->SetVolumeAttribute("EVV2", "SEEN", 0);
2207 1 : gGeoManager->SetVolumeAttribute("EVV3", "SEEN", 0);
2208 1 : gGeoManager->SetVolumeAttribute("EVV4", "SEEN", 0);
2209 :
2210 1 : gGeoManager->SetVolumeAttribute("EFGD", "SEEN", 0);
2211 1 : }
2212 :
2213 : //_____________________________________________________________________________
2214 :
2215 : void AliPMDv1::StepManager()
2216 : {
2217 : //
2218 : // Called at each step in the PMD
2219 : //
2220 :
2221 179040 : Int_t copy;
2222 89520 : Float_t hits[5], destep;
2223 89520 : Float_t center[3] = {0,0,0};
2224 89520 : Int_t vol[6];
2225 : //const char *namep;
2226 : // printf("Current vol is ******** %s \n",namep);
2227 97485 : if(TVirtualMC::GetMC()->CurrentMedium() == fMedSens && (destep = TVirtualMC::GetMC()->Edep())) {
2228 :
2229 575 : TVirtualMC::GetMC()->CurrentVolID(copy);
2230 : //namep=TVirtualMC::GetMC()->CurrentVolName();
2231 : // printf("Current vol is %s \n",namep);
2232 575 : vol[0]=copy;
2233 :
2234 575 : TVirtualMC::GetMC()->CurrentVolOffID(1,copy);
2235 : //namep=TVirtualMC::GetMC()->CurrentVolOffName(1);
2236 : // printf("Current vol 11 is %s \n",namep);
2237 575 : vol[1]=copy;
2238 :
2239 575 : TVirtualMC::GetMC()->CurrentVolOffID(2,copy);
2240 : //namep=TVirtualMC::GetMC()->CurrentVolOffName(2);
2241 : // printf("Current vol 22 is %s \n",namep);
2242 575 : vol[2]=copy;
2243 :
2244 575 : TVirtualMC::GetMC()->CurrentVolOffID(3,copy);
2245 : //namep=TVirtualMC::GetMC()->CurrentVolOffName(3);
2246 : // printf("Current vol 33 is %s \n",namep);
2247 575 : vol[3]=copy;
2248 :
2249 575 : TVirtualMC::GetMC()->CurrentVolOffID(4,copy);
2250 : //namep=TVirtualMC::GetMC()->CurrentVolOffName(4);
2251 : // printf("Current vol 44 is %s \n",namep);
2252 575 : vol[4]=copy;
2253 :
2254 575 : TVirtualMC::GetMC()->CurrentVolOffID(5,copy);
2255 : //namep=TVirtualMC::GetMC()->CurrentVolOffName(5);
2256 : //printf("Current vol 55 is %s \n",namep);
2257 575 : vol[5]=copy;
2258 :
2259 :
2260 : // printf("volume number %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],destep*1000000);// edep in MeV
2261 :
2262 :
2263 575 : TVirtualMC::GetMC()->Gdtom(center,hits,1);
2264 575 : hits[3] = destep*1e9; //Number in eV
2265 :
2266 : // this is for pile-up events
2267 575 : hits[4] = TVirtualMC::GetMC()->TrackTime();
2268 :
2269 575 : AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
2270 :
2271 575 : AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kPMD);
2272 :
2273 575 : }
2274 89520 : }
2275 :
2276 :
2277 : //------------------------------------------------------------------------
2278 : // Get parameters
2279 :
2280 : void AliPMDv1::GetParameters()
2281 : {
2282 : // This gives all the parameters of the detector
2283 : // such as Length of Supermodules, type A, type B,
2284 : // thickness of the Supermodule
2285 : //
2286 :
2287 2 : fSMLengthax = 32.7434;
2288 : //The total length in X is due to the following components
2289 : // Factor 3 is because of 3 module length in X for this type
2290 : // fgkNcolUM1*fgkCellRadius (48 x 0.25): Total span of each module in X
2291 : // fgkCellRadius/2. : There is offset of 1/2 cell
2292 : // 0.05+0.05 : Insulation gaps etc
2293 : // fgkSSBoundary (0.3) : Boundary frame
2294 : // double XA = 3.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.075);
2295 :
2296 1 : fSMLengthbx = 42.6136;
2297 : //The total length in X is due to the following components
2298 : // Factor 2 is because of 2 module length in X for this type
2299 : // fgkNcolUM2*fgkCellRadius (96 x 0.25): Total span of each module in X
2300 : // fgkCellRadius/2. : There is offset of 1/2 cell
2301 : // 0.05+0.05 : Insulation gaps etc
2302 : // fgkSSBoundary (0.3) : Boundary frame
2303 : //double XB = 2.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.1;
2304 :
2305 :
2306 :
2307 1 : fSMLengthay = 49.35;
2308 : //The total length in Y is due to the following components
2309 : // Factor 2 is because of 2 module length in Y for this type
2310 : // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1 (0.25/sqrt3/2 * 96): Total span of each module in Y
2311 : // of strips
2312 : // 0.05+0.05 : Insulation gaps etc
2313 : // fgkSSBoundary (0.3) : Boundary frame
2314 : // 0.6cm is the channel width plus tolerance
2315 : // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.6/2.;
2316 :
2317 1 : fSMLengthby = 37.925;
2318 : //The total length in Y is due to the following components
2319 : // Factor 3 is because of 3 module length in Y for this type
2320 : // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2 (0.25/sqrt3/2 * 48): Total span of each module in Y
2321 : // of strips
2322 : // 0.05+0.05 : Insulation gaps etc
2323 : // fgkSSBoundary (0.3) : Boundary frame
2324 : // 10mm is the channel width plus tolerance
2325 : //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 1.0/2.;
2326 :
2327 :
2328 : //Thickness of a pre/veto plane
2329 1 : fDthick = fgkThSS/2. + 1.2; // 1.2 added as FEE Board are now assembled with pre/veto
2330 :
2331 : //Thickness of the PMD ; 2.4 added for FEE boards
2332 1 : fSMthickpmd = 2.0*(fgkThSS/2.) +fgkThSteel/2.+fgkThLead/2.0 + 2.4/2.;
2333 :
2334 1 : fSMthick = 17.; //17 cm is the full profile of PMD
2335 :
2336 :
2337 1 : }
2338 :
2339 :
2340 : // ---------------------------------------------------------------
2341 : void AliPMDv1::AddAlignableVolumes() const
2342 : {
2343 : //
2344 : // Create entries for alignable volumes associating the symbolic volume
2345 : // name with the corresponding volume path. Needs to be syncronized with
2346 : // eventual changes in the geometry.
2347 : //
2348 2 : SetSectorAlignable();
2349 :
2350 1 : }
2351 : // ----------------------------------------------------------------
2352 : void AliPMDv1::SetSectorAlignable() const
2353 : {
2354 : //
2355 :
2356 2 : TString vpsector = "ALIC_1/EPM";
2357 1 : TString vpappend = "_1";
2358 :
2359 1 : TString snsector="PMD/Sector";
2360 :
2361 2 : TString volpath, symname;
2362 :
2363 10 : for(Int_t cnt=1; cnt<=4; cnt++){
2364 : //for(Int_t cnt=1; cnt<=4; cnt++){
2365 4 : volpath = vpsector;
2366 4 : volpath += cnt;
2367 4 : volpath += vpappend;
2368 4 : symname = snsector;
2369 4 : symname += cnt;
2370 16 : if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
2371 : {
2372 0 : AliFatal("Unable to set alignable entry!");
2373 : }
2374 : }
2375 1 : }
2376 : // ------------------------------------------------------------------
2377 : void AliPMDv1::SetCpvOff()
2378 : {
2379 : // Set the entire CPV plane off
2380 :
2381 0 : for (Int_t imodule = 24; imodule < 48; imodule++)
2382 0 : fModStatus[imodule] = 0;
2383 0 : }
2384 : // ------------------------------------------------------------------
2385 : void AliPMDv1::SetPreOff()
2386 : {
2387 : // Set the entire Preshower plane off
2388 :
2389 0 : for (Int_t imodule = 0; imodule < 24; imodule++)
2390 0 : fModStatus[imodule] = 0;
2391 :
2392 0 : }
2393 : // ------------------------------------------------------------------
2394 : void AliPMDv1::SetModuleOff(Int_t imodule)
2395 : {
2396 : // Set the individual module off
2397 :
2398 0 : fModStatus[imodule] = 0;
2399 :
2400 0 : }
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