A macro for testing AliVertexerTracks (A.Dainese)
[u/mrichter/AliRoot.git] / PMD / AliPMDv1.cxx
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c4561145 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 **************************************************************************/
d49fe99a 15/* $Id$ */
fe9578d7 16
c4561145 17//
18///////////////////////////////////////////////////////////////////////////////
19// //
20// Photon Multiplicity Detector Version 1 //
f117e3aa 21// Bedanga Mohanty : February 14th 2006
c4561145 22// //
23//Begin_Html
24/*
25<img src="picts/AliPMDv1Class.gif">
26*/
27//End_Html
28// //
29///////////////////////////////////////////////////////////////////////////////
30////
31
788c3ee6 32#include "Riostream.h"
33#include <TVirtualMC.h>
bff3a244 34
35#include "AliConst.h"
4951e003 36#include "AliLog.h"
bff3a244 37#include "AliMC.h"
38#include "AliMagF.h"
39#include "AliPMDv1.h"
40#include "AliRun.h"
c4561145 41
5c3a1290 42const Int_t AliPMDv1::fgkNcolUM1 = 48; // Number of cols in UM, type 1
43const Int_t AliPMDv1::fgkNcolUM2 = 96; // Number of cols in UM, type 2
44const Int_t AliPMDv1::fgkNrowUM1 = 96; // Number of rows in UM, type 1
45const Int_t AliPMDv1::fgkNrowUM2 = 48; // Number of rows in UM, type 2
46const Float_t AliPMDv1::fgkCellRadius = 0.25; // Radius of a hexagonal cell
47const Float_t AliPMDv1::fgkCellWall = 0.02; // Thickness of cell Wall
48const Float_t AliPMDv1::fgkCellDepth = 0.50; // Gas thickness
f117e3aa 49const Float_t AliPMDv1::fgkThBase = 0.2; // Thickness of Base plate
50const Float_t AliPMDv1::fgkThBKP = 0.1; // Thickness of Back plane
51const Float_t AliPMDv1::fgkThAir = 1.03; // Thickness of Air
5c3a1290 52const Float_t AliPMDv1::fgkThPCB = 0.16; // Thickness of PCB
53const Float_t AliPMDv1::fgkThLead = 1.5; // Thickness of Pb
54const Float_t AliPMDv1::fgkThSteel = 0.5; // Thickness of Steel
55const Float_t AliPMDv1::fgkGap = 0.025; // Air Gap
56const Float_t AliPMDv1::fgkZdist = 361.5; // z-position of the detector
57const Float_t AliPMDv1::fgkSqroot3 = 1.7320508;// Square Root of 3
58const Float_t AliPMDv1::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2
f117e3aa 59const Float_t AliPMDv1::fgkSSBoundary = 0.3;
60const Float_t AliPMDv1::fgkThSS = 1.03;
61const Float_t AliPMDv1::fgkThG10 = 1.03;
c4561145 62ClassImp(AliPMDv1)
63
a48edddd 64//_____________________________________________________________________________
65AliPMDv1::AliPMDv1():
66 fSMthick(0.),
67 fDthick(0.),
68 fSMLengthax(0.),
69 fSMLengthay(0.),
70 fSMLengthbx(0.),
71 fSMLengthby(0.),
72 fMedSens(0)
c4561145 73{
74 //
75 // Default constructor
76 //
a48edddd 77 for (Int_t i = 0; i < 3; i++)
78 {
79 fDboxmm1[i] = 0.;
80 fDboxmm12[i] = 0.;
81 fDboxmm2[i] = 0.;
82 fDboxmm22[i] = 0.;
83 }
c4561145 84}
85
86//_____________________________________________________________________________
a48edddd 87AliPMDv1::AliPMDv1(const char *name, const char *title):
88 AliPMD(name,title),
89 fSMthick(0.),
90 fDthick(0.),
91 fSMLengthax(0.),
92 fSMLengthay(0.),
93 fSMLengthbx(0.),
94 fSMLengthby(0.),
95 fMedSens(0)
c4561145 96{
97 //
98 // Standard constructor
99 //
a48edddd 100 for (Int_t i = 0; i < 3; i++)
101 {
102 fDboxmm1[i] = 0.;
103 fDboxmm12[i] = 0.;
104 fDboxmm2[i] = 0.;
105 fDboxmm22[i] = 0.;
106 }
c4561145 107}
108
109//_____________________________________________________________________________
110void AliPMDv1::CreateGeometry()
111{
b1952773 112 // Create geometry for Photon Multiplicity Detector
113
c4561145 114 GetParameters();
115 CreateSupermodule();
116 CreatePMD();
117}
118
119//_____________________________________________________________________________
120void AliPMDv1::CreateSupermodule()
121{
b1952773 122 //
123 // Creates the geometry of the cells of PMD, places them in supermodule
124 // which is a rectangular object.
125 // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is
126 // placed inside another hexagonal cell made of Cu (ECCU) with larger
127 // radius, compared to ECAR. The difference in radius gives the dimension
128 // of half width of each cell wall.
129 // These cells are placed in a rectangular strip which are of 2 types
130 // EST1 and EST2
131 // 2 types of unit modules are made EUM1 and EUM2 which contains these strips
132 // placed repeatedly
133 // Each supermodule (ESMA, ESMB), made of G10 is filled with following
f117e3aa 134 //components. They have 6 unit moudles inside them
b1952773 135 // ESMA, ESMB are placed in EPMD along with EMPB (Pb converter)
c4561145 136 // and EMFE (iron support)
137
c4561145 138
b1952773 139 Int_t i,j;
c4561145 140 Int_t number;
141 Int_t ihrotm,irotdm;
3cdb4e97 142 Float_t xb, yb, zb;
143
c4561145 144 Int_t *idtmed = fIdtmed->GetArray()-599;
145
146 AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
147 AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
148
f117e3aa 149 // STEP - I
150 //******************************************************//
b1952773 151 // First create the sensitive medium of a hexagon cell (ECAR)
c4561145 152 // Inner hexagon filled with gas (Ar+CO2)
b1952773 153
c4561145 154 Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
3cdb4e97 155 hexd2[4] = -fgkCellDepth/2.;
156 hexd2[7] = fgkCellDepth/2.;
157 hexd2[6] = fgkCellRadius - fgkCellWall;
158 hexd2[9] = fgkCellRadius - fgkCellWall;
c4561145 159
160 gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10);
161 gMC->Gsatt("ECAR", "SEEN", 0);
f117e3aa 162 //******************************************************//
163
164 // STEP - II
165 //******************************************************//
b1952773 166 // Place the sensitive medium inside a hexagon copper cell (ECCU)
c4561145 167 // Outer hexagon made of Copper
b1952773 168
c4561145 169 Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
3cdb4e97 170 hexd1[4] = -fgkCellDepth/2.;
171 hexd1[7] = fgkCellDepth/2.;
172 hexd1[6] = fgkCellRadius;
173 hexd1[9] = fgkCellRadius;
c4561145 174
175 gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
b1952773 176 gMC->Gsatt("ECCU", "SEEN", 0);
f117e3aa 177 gMC->Gsatt("ECCU", "COLO", 4);
c4561145 178
b1952773 179 // Place inner hex (sensitive volume) inside outer hex (copper)
180
a978c9e3 181 gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
f117e3aa 182 //******************************************************//
183
184 // STEP - III
185 //******************************************************//
b1952773 186 // Now create Rectangular TWO strips (EST1, EST2)
187 // of 1 column and 48 or 96 cells length
c4561145 188
b1952773 189 // volume for first strip EST1 made of AIR
c4561145 190
b1952773 191 Float_t dbox1[3];
f117e3aa 192 dbox1[0] = fgkCellRadius/fgkSqroot3by2;
193 dbox1[1] = fgkNrowUM1*fgkCellRadius;
3cdb4e97 194 dbox1[2] = fgkCellDepth/2.;
b1952773 195
196 gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3);
197 gMC->Gsatt("EST1", "SEEN", 0);
c4561145 198
b1952773 199 // volume for second strip EST2
c4561145 200
f117e3aa 201
b1952773 202 Float_t dbox2[3];
f117e3aa 203 dbox2[1] = fgkNrowUM2*fgkCellRadius;
204 dbox2[0] = dbox1[0];
b1952773 205 dbox2[2] = dbox1[2];
c4561145 206
b1952773 207 gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3);
208 gMC->Gsatt("EST2", "SEEN", 0);
c4561145 209
b1952773 210 // Place hexagonal cells ECCU placed inside EST1
f117e3aa 211 xb = 0.;
b1952773 212 zb = 0.;
f117e3aa 213 yb = (dbox1[1]) - fgkCellRadius;
214 for (i = 1; i <= fgkNrowUM1; ++i)
a978c9e3 215 {
216 number = i;
f117e3aa 217 gMC->Gspos("ECCU", number, "EST1", xb,yb,zb, 0, "ONLY");
218 yb -= (fgkCellRadius*2.);
a978c9e3 219 }
f117e3aa 220
b1952773 221 // Place hexagonal cells ECCU placed inside EST2
f117e3aa 222 xb = 0.;
a978c9e3 223 zb = 0.;
f117e3aa 224 yb = (dbox2[1]) - fgkCellRadius;
225 for (i = 1; i <= fgkNrowUM2; ++i)
a978c9e3 226 {
227 number = i;
f117e3aa 228 gMC->Gspos("ECCU", number, "EST2", xb,yb,zb, 0, "ONLY");
229 //PH cout << "ECCU in EST2 ==> " << number << "\t"<<xb << "\t"<<yb <<endl;
230 yb -= (fgkCellRadius*2.);
a978c9e3 231 }
c4561145 232
f117e3aa 233
234 //******************************************************//
235
236
237 // STEP - IV
238 //******************************************************//
239 // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX)
240 //---------------------------------EHC1 Start----------------------//
241 // Create EHC1 : The honey combs for a unit module type 1
242 // First step is to create a honey comb unit module.
243 // This is named as EHC1, we will lay the EST1 strips of
244 // honey comb cells inside it.
a978c9e3 245
f117e3aa 246 //Dimensions of EHC1
247 //X-dimension = Number of columns + cell radius
248 //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor)
249 //Z-dimension = cell depth/2
250
b1952773 251 Float_t dbox3[3];
f117e3aa 252 dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.);
253 dbox3[1] = dbox1[1]+fgkCellRadius/2.;
3cdb4e97 254 dbox3[2] = fgkCellDepth/2.;
f117e3aa 255
256 //Create a BOX, Material AIR
257 gMC->Gsvolu("EHC1","BOX", idtmed[698], dbox3, 3);
258 gMC->Gsatt("EHC1", "SEEN", 0);
259 // Place rectangular strips EST1 inside EHC1 unit module
260 xb = dbox3[0]-dbox1[0];
b1952773 261
f117e3aa 262 for (j = 1; j <= fgkNcolUM1; ++j)
b1952773 263 {
264 if(j%2 == 0)
265 {
f117e3aa 266 yb = -fgkCellRadius/2.0;
b1952773 267 }
268 else
269 {
f117e3aa 270 yb = fgkCellRadius/2.0;
b1952773 271 }
272 number = j;
f117e3aa 273 gMC->Gspos("EST1",number, "EHC1", xb, yb , 0. , 0, "MANY");
274 //The strips are being placed from top towards bottom of the module
275 //This is because the first cell in a module in hardware is the top
276 //left corner cell
277 xb = (dbox3[0]-dbox1[0])-j*fgkCellRadius*fgkSqroot3;
278
c4561145 279 }
f117e3aa 280 //--------------------EHC1 done----------------------------------//
281
c4561145 282
f117e3aa 283 //---------------------------------EHC2 Start----------------------//
284 // Create EHC2 : The honey combs for a unit module type 2
285 // First step is to create a honey comb unit module.
286 // This is named as EHC2, we will lay the EST2 strips of
287 // honey comb cells inside it.
288
289 //Dimensions of EHC2
290 //X-dimension = Number of columns + cell radius
291 //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor)
292 //Z-dimension = cell depth/2
293
294 dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.);
295 dbox3[1] = dbox1[1]+fgkCellRadius/2.;
296 dbox3[2] = fgkCellDepth/2.;
c4561145 297
b1952773 298 Float_t dbox4[3];
f117e3aa 299
300 dbox4[0] =(dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.);
301 dbox4[1] = dbox2[1] + fgkCellRadius/2.;
b1952773 302 dbox4[2] = dbox3[2];
a978c9e3 303
f117e3aa 304 //Create a BOX of AIR
305 gMC->Gsvolu("EHC2","BOX", idtmed[698], dbox4, 3);
306 gMC->Gsatt("EHC2", "SEEN", 0);
307
308 // Place rectangular strips EST2 inside EHC2 unit module
309 xb = dbox4[0]-dbox2[0];
310 for (j = 1; j <= fgkNcolUM2; ++j)
311 {
312 if(j%2 == 0)
313 {
314 yb = -fgkCellRadius/2.0;
315 }
316 else
317 {
318 yb = +fgkCellRadius/2.0;
319 }
320 number = j;
321 gMC->Gspos("EST2",number, "EHC2", xb, yb , 0. ,0, "MANY");
322 xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3;
323 }
a978c9e3 324
f117e3aa 325
326 //--------------------EHC2 done----------------------------------//
327
328
329 // Now the job is to assmeble an Unit module
330 // It will have the following components
331 // (a) Base plate of G10 of 0.2 cm
332 // (b) Air gap of 0.05 cm
333 // (c) Bottom PCB of 0.16 cm G10
334 // (d) Honey comb 0f 0.5 cm
335 // (e) Top PCB of 0.16 cm G10
336 // (f) Air gap of 0.16 cm
337 // (g) Back Plane of 0.1 cm G10
338 // (h) Then all around then we have an air gap of 0.5mm
339 // (i) Then all around 0.5mm thick G10 insulation
340 // (h) Then all around Stainless Steel boundary channel 0.3 cm thick
341 //Let us first create them one by one
342 //---------------------------------------------------//
343
344 // ---------------- Lets do it first for UM Type A -----//
345
346 //--------------------------------------------------//
347 //Bottom and Top PCB : EPCA
348 //===========================
349 // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module A
350 // X-dimension same as EHC1 - dbox3[0]
351 // Y-dimension same as EHC1 - dbox3[1]
352 // Z-dimension 0.16/2 = 0.08 cm
353 //-------------------------------------------------//
354 Float_t dboxPcbA[3];
355 dboxPcbA[0] = dbox3[0];
356 dboxPcbA[1] = dbox3[1];
357 dboxPcbA[2] = fgkThPCB/2.;
a978c9e3 358
f117e3aa 359 //Top and Bottom PCB is a BOX of Material G10
360 gMC->Gsvolu("EPCA","BOX", idtmed[607], dboxPcbA, 3);
361 gMC->Gsatt("EPCA", "SEEN", 0);
362 //--------------------------------------------------------//
363 //Back Plane : EBKA
364 //==================
365 // Make a 1.0mm thick Back Plane PCB for Unit module A
366 // X-dimension same as EHC1 - dbox3[0]
367 // Y-dimension same as EHC1 - dbox3[1]
368 // Z-dimension 0.1/2 = 0.05 cm
369 //------------------------------------------------------//
370 Float_t dboxBPlaneA[3];
371 dboxBPlaneA[0] = dbox3[0];
372 dboxBPlaneA[1] = dbox3[1];
373 dboxBPlaneA[2] = fgkThBKP/2.;
374
375 //Back PLane PCB of MAterial G10
376 gMC->Gsvolu("EBKA","BOX", idtmed[607], dboxBPlaneA, 3);
377 gMC->Gsatt("EBKA", "SEEN", 0);
378 //-------------------------------------------------------------//
379
380 //---------- That was all in the Z -direction of Unit Module A----//
381
382 // Now lets us construct the boundary arround the Unit Module --//
383 // This boundary has
384 // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap
385 // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10
386 // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel
387
388
389
390 //-------------------------------------------------//
391 //AIR GAP between UM and Boundary : ECGA FOR PRESHOWER PLANE
392 //==========================================================
393 // Make a 10.3mm thick Air gap for Unit module A
394 // X-dimension same as EHC1+0.05
395 // Y-dimension same as EHC1+0.05
396 // Z-dimension 1.03/2 = 0.515 cm
397 Float_t dboxAir3A[3];
398 dboxAir3A[0] = dbox3[0]+(2.0*fgkGap);
399 dboxAir3A[1] = dbox3[1]+(2.0*fgkGap);
400 dboxAir3A[2] = fgkThAir/2.;
401
402 //FOR PRESHOWER
403 //Air gap is a BOX of Material Air
404 gMC->Gsvolu("ECGA","BOX", idtmed[698], dboxAir3A, 3);
405 gMC->Gsatt("ECGA", "SEEN", 0);
406
407 //FOR VETO
408 //Air gap is a BOX of Material Air
409 gMC->Gsvolu("ECVA","BOX", idtmed[698], dboxAir3A, 3);
410 gMC->Gsatt("ECVA", "SEEN", 0);
411 //-------------------------------------------------//
412
413 //-------------------------------------------------//
414 //G10 boundary between honeycomb and SS : EDGA
415 //================================================
416 // Make a 10.3mm thick G10 Boundary for Unit module A
417 // X-dimension same as EHC1+Airgap+0.05
418 // Y-dimension same as EHC1+Airgap+0.05
419 // Z-dimension 1.03/2 = 0.515 cm
420 Float_t dboxGGA[3];
421 dboxGGA[0] = dboxAir3A[0]+(2.0*fgkGap);
422 dboxGGA[1] = dboxAir3A[1]+(2.0*fgkGap);
423 dboxGGA[2] = fgkThG10/2.;
424
425 //FOR PRESHOWER
426 //G10 BOX
427 gMC->Gsvolu("EDGA","BOX", idtmed[607], dboxGGA, 3);
428 gMC->Gsatt("EDGA", "SEEN", 0);
429
430 //FOR VETO
431 //G10 BOX
432 gMC->Gsvolu("EDVA","BOX", idtmed[607], dboxGGA, 3);
433 gMC->Gsatt("EDVA", "SEEN", 0);
434
435 //-------------------------------------------------//
436 //----------------------------------------------------------//
437 //Stainless Steel Bounadry : ESSA
438 //==================================
439 // Make a 10.3mm thick Stainless Steel boundary for Unit module A
440 // X-dimension same as EHC1 + Airgap + G10 + 0.3
441 // Y-dimension same as EHC1 + Airgap + G10 + 0.3
442 // Z-dimension 1.03/2 = 0.515 cm
443 //------------------------------------------------------//
444 // A Stainless Steel Boundary Channel to house the unit module
c2518432 445
446 Float_t dboxSS1[3];
447 dboxSS1[0] = dboxGGA[0]+fgkSSBoundary;
448 dboxSS1[1] = dboxGGA[1]+fgkSSBoundary;
449 dboxSS1[2] = fgkThSS/2.;
f117e3aa 450
451 //FOR PRESHOWER
452
453 //Stainless Steel boundary - Material Stainless Steel
c2518432 454 gMC->Gsvolu("ESSA","BOX", idtmed[618], dboxSS1, 3);
f117e3aa 455 gMC->Gsatt("ESSA", "SEEN", 0);
456
457 //FOR VETO
458 //Stainless Steel boundary - Material Stainless Steel
c2518432 459 gMC->Gsvolu("ESVA","BOX", idtmed[618], dboxSS1, 3);
f117e3aa 460 gMC->Gsatt("ESVA", "SEEN", 0);
461
462 //----------------------------------------------------------------//
463
464 //----------------------------------------------------------------//
465 // Here we need to place the volume in order ESSA -> EDGA -> ECGA
466 // this makes the SS boundary and the 0.5mm thick FR4 insulation in place,
467 // and the air volume ECGA acts as mother for the rest of components.
468 // The above placeemnt is done at (0.,0.,0.) relative coordiante
469 // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place
470 // unnecessary air volumes now. Just leave the gap as we are placing them
471 // in air only. This also reduces the number of volumes for geant to track.
472
473// Tree structure for different volumes
474//
475// EUM1
476// |
477// --------------------
478// | | |
479// EBPA ESSA EBKA
480// |
481// EDGA
482// |
483// ECGA
484// |
485// --------------------
486// | | |
487// EPCA(1) EHC1 EPCA(2)
488// (bottom) | (top PCB)
489// |
490// Sensitive volume
491// (gas)
492//
493
494
495 //FOR VETO
496//Creating the side channels
497// SS boundary channel, followed by G10 and Air Gap
498 gMC->Gspos("EDVA", 1, "ESVA", 0., 0., 0., 0, "ONLY");
499 gMC->Gspos("ECVA", 1, "EDVA", 0., 0., 0., 0, "ONLY");
500
501//FOR PRESHOWER
502 gMC->Gspos("EDGA", 1, "ESSA", 0., 0., 0., 0, "ONLY");
503 gMC->Gspos("ECGA", 1, "EDGA", 0., 0., 0., 0, "ONLY");
504
505 // now other components, using Bedanga's code, but changing the values.
506 //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR
507
508 //For veto plane
509 //Positioning the Bottom 0.16 cm PCB
510 Float_t zbpcb = -dboxAir3A[2] + (2.0*fgkGap) + fgkThPCB/2.;
511 gMC->Gspos("EPCA", 1, "ECVA", 0., 0., zbpcb, 0, "ONLY");
512 //Positioning the Honey Comb 0.5 cm
513 Float_t zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.;
514 gMC->Gspos("EHC1", 1, "ECVA", 0., 0., zhc, 0, "ONLY");
515 //Positioning the Top PCB 0.16 cm
516 Float_t ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.;
517 gMC->Gspos("EPCA", 2, "ECVA", 0., 0., ztpcb, 0, "ONLY");
518
519
520 //For Preshower plane the ordering is reversed
521 //Positioning the Bottom 0.16 cm PCB
522 zbpcb = -dboxAir3A[2] + fgkThPCB + fgkThPCB/2.;
523 gMC->Gspos("EPCA", 1, "ECGA", 0., 0., zbpcb, 0, "ONLY");
524 //Positioning the Honey Comb 0.5 cm
525 zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.;
526 gMC->Gspos("EHC1", 1, "ECGA", 0., 0., zhc, 0, "ONLY");
527 //Positioning the Top PCB 0.16 cm
528 ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.;
529 gMC->Gspos("EPCA", 2, "ECGA", 0., 0., ztpcb, 0, "ONLY");
530
531
532
533
534 //--------------Now let us construct final UM ---------------//
535 // We will do it as follows :
536 // (i) First make a UM of air. which will have dimensions
537 // of the SS boundary Channel (in x,y) and of height 13.3mm
538 //(ii) Then we will place all the components
539
540 //----------------------------------------------------------//
541 // A unit module type A of Air
542 // Dimensions of Unit Module same as SS boundary channel
c2518432 543 Float_t dboxUM1[3];
544 dboxUM1[0] = dboxSS1[0];
545 dboxUM1[1] = dboxSS1[1];
546 dboxUM1[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at
f117e3aa 547 // the bottom and the backplane PCB at the top.
548
549 //FOR PRESHOWER
550 //Create a Unit module of above dimensions Material : AIR
c2518432 551 gMC->Gsvolu("EUM1","BOX", idtmed[698], dboxUM1, 3);
f117e3aa 552 gMC->Gsatt("EUM1", "SEEN", 0);
553 //FOR VETO
c2518432 554 gMC->Gsvolu("EUV1","BOX", idtmed[698], dboxUM1, 3);
f117e3aa 555 gMC->Gsatt("EUV1", "SEEN", 0);
556
557 //----------------------------------------------------------------//
558
559 //BASE PLATE : EBPA
560 //==================
561 // Make a 2mm thick G10 Base plate for Unit module A
562 // Base plate is as big as the final UM dimensions that is as
563 // SS boundary channel
564 Float_t dboxBaseA[3];
c2518432 565 dboxBaseA[0] = dboxSS1[0];
566 dboxBaseA[1] = dboxSS1[1];
f117e3aa 567 dboxBaseA[2] = fgkThBase/2.;
568
569 //Base Blate is a G10 BOX
570 gMC->Gsvolu("EBPA","BOX", idtmed[607], dboxBaseA, 3);
571 gMC->Gsatt("EBPA", "SEEN", 0);
572 //----------------------------------------------------//
573
574 //FOR VETO
575 //- Placing of all components of UM in AIR BOX EUM1--//
576 //(1) FIRST PUT THE BASE PLATE
c2518432 577 Float_t zbaseplate = -dboxUM1[2] + fgkThBase/2.;
f117e3aa 578 gMC->Gspos("EBPA", 1, "EUV1", 0., 0., zbaseplate, 0, "ONLY");
579
580 //(2) NEXT PLACING the SS BOX
581 Float_t zss = zbaseplate + fgkThBase/2. + fgkThSS/2.;
582 gMC->Gspos("ESVA", 1, "EUV1", 0., 0., zss, 0, "ONLY");
583
584 // (3) Positioning the Backplane PCB 0.1 cm
585 Float_t zbkp = zss + fgkThSS/2. + fgkThBKP/2.;
586 gMC->Gspos("EBKA", 1, "EUV1", 0., 0., zbkp, 0, "ONLY");
587
588 //FOR PRESHOWER
589 // (3) Positioning the Backplane PCB 0.1 cm
c2518432 590 zbkp = -dboxUM1[2] + fgkThBKP/2.;
f117e3aa 591 gMC->Gspos("EBKA", 1, "EUM1", 0., 0., zbkp, 0, "ONLY");
592
593 //(2) NEXT PLACING the SS BOX
594 zss = zbkp + fgkThBKP/2. + fgkThSS/2.;
595 gMC->Gspos("ESSA", 1, "EUM1", 0., 0., zss, 0, "ONLY");
596
597 //(1) FIRST PUT THE BASE PLATE
598 zbaseplate = zss + fgkThSS/2 + fgkThBase/2.;
599 gMC->Gspos("EBPA", 1, "EUM1", 0., 0., zbaseplate, 0, "ONLY");
600 //-------------------- UM Type A completed ------------------------//
601
602
603
604 //-------------------- Lets do the same thing for UM type B -------//
605 //--------------------------------------------------//
606 //Bottom and Top PCB : EPCB
607 //===========================
608 // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module B
609 // X-dimension same as EHC2 - dbox4[0]
610 // Y-dimension same as EHC2 - dbox4[1]
611 // Z-dimension 0.16/2 = 0.08 cm
612 //-------------------------------------------------//
613 Float_t dboxPcbB[3];
614 dboxPcbB[0] = dbox4[0];
615 dboxPcbB[1] = dbox4[1];
616 dboxPcbB[2] = fgkThPCB/2.;
617
618 //Top and Bottom PCB is a BOX of Material G10
619 gMC->Gsvolu("EPCB","BOX", idtmed[607], dboxPcbB, 3);
620 gMC->Gsatt("EPCB", "SEEN", 0);
621 //--------------------------------------------------------//
622 //Back Plane : EBKB
623 //==================
624 // Make a 1.0mm thick Back Plane PCB for Unit module B
625 // X-dimension same as EHC2 - dbox4[0]
626 // Y-dimension same as EHC2 - dbox4[1]
627 // Z-dimension 0.1/2 = 0.05 cm
628 //------------------------------------------------------//
629 Float_t dboxBPlaneB[3];
630 dboxBPlaneB[0] = dbox4[0];
631 dboxBPlaneB[1] = dbox4[1];
632 dboxBPlaneB[2] = fgkThBKP/2.;
633
634 //Back PLane PCB of MAterial G10
635 gMC->Gsvolu("EBKB","BOX", idtmed[607], dboxBPlaneB, 3);
636 gMC->Gsatt("EBKB", "SEEN", 0);
637 //-------------------------------------------------------------//
638
639 //---------- That was all in the Z -direction of Unit Module B----//
640
641 // Now lets us construct the boundary arround the Unit Module --//
642 // This boundary has
643 // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap
644 // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10
645 // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel
646
647 //-------------------------------------------------//
648 //AIR GAP between UM and Boundary : ECGB
649 //================================================
650 // Make a 10.3mm thick Air gap for Unit module B
651 // X-dimension same as EHC2+0.05
652 // Y-dimension same as EHC2+0.05
653 // Z-dimension 1.03/2 = 0.515 cm
654 Float_t dboxAir3B[3];
655 dboxAir3B[0] = dbox4[0]+(2.0*fgkGap);
656 dboxAir3B[1] = dbox4[1]+(2.0*fgkGap);
657 dboxAir3B[2] = fgkThAir/2.;
658
659 //PRESHOWER
660 //Air gap is a BOX of Material Air
661 gMC->Gsvolu("ECGB","BOX", idtmed[698], dboxAir3B, 3);
662 gMC->Gsatt("ECGB", "SEEN", 0);
663 //VETO
664 gMC->Gsvolu("ECVB","BOX", idtmed[698], dboxAir3B, 3);
665 gMC->Gsatt("ECVB", "SEEN", 0);
666
667 //-------------------------------------------------//
668
669 //-------------------------------------------------//
670 //G10 boundary between honeycomb and SS : EDGB
671 //================================================
672 // Make a 10.3mm thick G10 Boundary for Unit module B
673 // X-dimension same as EHC2+Airgap+0.05
674 // Y-dimension same as EHC2+Airgap+0.05
675 // Z-dimension 1.03/2 = 0.515 cm
676 Float_t dboxGGB[3];
677 dboxGGB[0] = dboxAir3B[0]+(2.0*fgkGap);
678 dboxGGB[1] = dboxAir3B[1]+(2.0*fgkGap);
679 dboxGGB[2] = fgkThG10/2.;
680
681 //PRESHOWER
682 //G10 BOX
683 gMC->Gsvolu("EDGB","BOX", idtmed[607], dboxGGB, 3);
684 gMC->Gsatt("EDGB", "SEEN", 0);
685 //VETO
686 gMC->Gsvolu("EDVB","BOX", idtmed[607], dboxGGB, 3);
687 gMC->Gsatt("EDVB", "SEEN", 0);
688 //-------------------------------------------------//
689 //----------------------------------------------------------//
690 //Stainless Steel Bounadry : ESSB
691 //==================================
692 // Make a 10.3mm thick Stainless Steel boundary for Unit module B
693 // X-dimension same as EHC2 + Airgap + G10 + 0.3
694 // Y-dimension same as EHC2 + Airgap + G10 + 0.3
695 // Z-dimension 1.03/2 = 0.515 cm
696 //------------------------------------------------------//
697 // A Stainless Steel Boundary Channel to house the unit module
c2518432 698
699 Float_t dboxSS2[3];
700 dboxSS2[0] = dboxGGB[0] + fgkSSBoundary;
701 dboxSS2[1] = dboxGGB[1] + fgkSSBoundary;
702 dboxSS2[2] = fgkThSS/2.;
f117e3aa 703
704 //PRESHOWER
705 //Stainless Steel boundary - Material Stainless Steel
c2518432 706 gMC->Gsvolu("ESSB","BOX", idtmed[618], dboxSS2, 3);
f117e3aa 707 gMC->Gsatt("ESSB", "SEEN", 0);
708 //VETO
c2518432 709 gMC->Gsvolu("ESVB","BOX", idtmed[618], dboxSS2, 3);
f117e3aa 710 gMC->Gsatt("ESVB", "SEEN", 0);
711 //----------------------------------------------------------------//
712
713 //----------------------------------------------------------------//
714 // Here we need to place the volume in order ESSB -> EDGB -> ECGB
715 // this makes the SS boiundary and the 0.5mm thick FR4 insulation in place,
716 // and the air volume ECGB acts as mother for the rest of components.
717 // The above placeemnt is done at (0.,0.,0.) relative coordiante
718 // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place
719 // unnecessary air volumes now. Just leave the gap as we are placing them
720 // in air only. This also reduces the number of volumes for geant to track.
721
722// Tree structure for different volumes
723//
724// EUM2
725// |
726// --------------------
727// | | |
728// EBPB ESSB EBKB
729// |
730// EDGB
731// |
732// ECGB
733// |
734// --------------------
735// | | |
736// EPCB(1) EHC2 EPCB(2)
737// (bottom) | (top PCB)
738// |
739// Sensitive volume
740// (gas)
741//
742
743//PRESHOWER
744//Creating the side channels
745// SS boundary channel, followed by G10 and Air Gap
746 gMC->Gspos("EDGB", 1, "ESSB", 0., 0., 0., 0, "ONLY");
747 gMC->Gspos("ECGB", 1, "EDGB", 0., 0., 0., 0, "ONLY");
748 //VETO
749 gMC->Gspos("EDVB", 1, "ESVB", 0., 0., 0., 0, "ONLY");
750 gMC->Gspos("ECVB", 1, "EDVB", 0., 0., 0., 0, "ONLY");
751
752 // now other components, using Bedang's code, but changing the values.
753 //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR
754
755 //VETO
756 //Positioning the Bottom 0.16 cm PCB
757 Float_t zbpcb2 = -dboxAir3B[2] + (2.0*fgkGap) + fgkThPCB/2.;
758 gMC->Gspos("EPCB", 1, "ECVB", 0., 0., zbpcb2, 0, "ONLY");
759 //Positioning the Honey Comb 0.5 cm
760 Float_t zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.;
761 gMC->Gspos("EHC2", 1, "ECVB", 0., 0., zhc2, 0, "ONLY");
762 //Positioning the Top PCB 0.16 cm
763 Float_t ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.;
764 gMC->Gspos("EPCB", 2, "ECVB", 0., 0., ztpcb2, 0, "ONLY");
765
766 //PRESHOWER
767 //For preshower plane the ordering is reversed
768 //Positioning the Bottom 0.16 cm PCB
769 zbpcb2 = -dboxAir3B[2] + fgkThPCB + fgkThPCB/2.;
770 gMC->Gspos("EPCB", 1, "ECGB", 0., 0., zbpcb2, 0, "ONLY");
771 //Positioning the Honey Comb 0.5 cm
772 zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.;
773 gMC->Gspos("EHC2", 1, "ECGB", 0., 0., zhc2, 0, "ONLY");
774 //Positioning the Top PCB 0.16 cm
775 ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.;
776 gMC->Gspos("EPCB", 2, "ECGB", 0., 0., ztpcb2, 0, "ONLY");
777
778
779
780 //--------------Now let us construct final UM ---------------//
781 // We will do it as follows :
782 // (i) First make a UM of air. which will have dimensions
783 // of the SS boundary Channel (in x,y) and of height 13.3mm
784 //(ii) Then we will place all the components
785
786 //----------------------------------------------------------//
787 // A unit module type B of Air
788 // Dimensions of Unit Module same as SS boundary channel
c2518432 789
790 Float_t dboxUM2[3];
791 dboxUM2[0] = dboxSS2[0];
792 dboxUM2[1] = dboxSS2[1];
793 dboxUM2[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at
f117e3aa 794 // the bottom and the backplane PCB at the top.
795
796 //PRESHOWER
797 //Create a Unit module of above dimensions Material : AIR
c2518432 798 gMC->Gsvolu("EUM2","BOX", idtmed[698], dboxUM2, 3);
f117e3aa 799 gMC->Gsatt("EUM2", "SEEN", 0);
800
801 //VETO
c2518432 802 gMC->Gsvolu("EUV2","BOX", idtmed[698], dboxUM2, 3);
f117e3aa 803 gMC->Gsatt("EUV2", "SEEN", 0);
804 //----------------------------------------------------------------//
805
806 //BASE PLATE : EBPB
807 //==================
808 // Make a 2mm thick G10 Base plate for Unit module B
809 // Base plate is as big as the final UM dimensions that is as
810 // SS boundary channel
811 Float_t dboxBaseB[3];
c2518432 812 dboxBaseB[0] = dboxSS2[0];
813 dboxBaseB[1] = dboxSS2[1];
f117e3aa 814 dboxBaseB[2] = fgkThBase/2.;
815
816 //Base Blate is a G10 BOX
817 gMC->Gsvolu("EBPB","BOX", idtmed[607], dboxBaseB, 3);
818 gMC->Gsatt("EBPB", "SEEN", 0);
819 //----------------------------------------------------//
820
821 //VETO
822 //- Placing of all components of UM in AIR BOX EUM2--//
823 //(1) FIRST PUT THE BASE PLATE
c2518432 824 Float_t zbaseplate2 = -dboxUM2[2] + fgkThBase/2.;
f117e3aa 825 gMC->Gspos("EBPB", 1, "EUV2", 0., 0., zbaseplate2, 0, "ONLY");
826
827 //(2) NEXT PLACING the SS BOX
828 Float_t zss2 = zbaseplate2 + fgkThBase/2. + fgkThSS/2.;
829 gMC->Gspos("ESVB", 1, "EUV2", 0., 0., zss2, 0, "ONLY");
830
831 // (3) Positioning the Backplane PCB 0.1 cm
832 Float_t zbkp2 = zss2 + fgkThSS/2. + fgkThBKP/2.;
833 gMC->Gspos("EBKB", 1, "EUV2", 0., 0., zbkp2, 0, "ONLY");
834
835
836
837 //FOR PRESHOWER
838 // (3) Positioning the Backplane PCB 0.1 cm
c2518432 839 zbkp2 = -dboxUM2[2] + fgkThBKP/2.;
f117e3aa 840 gMC->Gspos("EBKB", 1, "EUM2", 0., 0., zbkp2, 0, "ONLY");
841
842 //(2) NEXT PLACING the SS BOX
843 zss2 = zbkp2 + fgkThBKP/2. + fgkThSS/2.;
844 gMC->Gspos("ESSB", 1, "EUM2", 0., 0., zss2, 0, "ONLY");
845
846 //(1) FIRST PUT THE BASE PLATE
847 zbaseplate2 = zss2 + fgkThSS/2 + fgkThBase/2.;
848 gMC->Gspos("EBPB", 1, "EUM2", 0., 0., zbaseplate2, 0, "ONLY");
849 //-------------------- UM Type B completed ------------------------//
850
851
852 //--- Now we need to make Lead plates of UM dimension -----//
853
854 /**************************/
855 //----------------------------------------------------------//
856 // The lead convertor is of unit module size
857 // Dimensions of Unit Module same as SS boundary channel
858
859 Float_t dboxPba[3];
c2518432 860 dboxPba[0] = dboxUM1[0];
861 dboxPba[1] = dboxUM1[1];
f117e3aa 862 dboxPba[2] = fgkThLead/2.;
863 // Lead of UM dimension
864 gMC->Gsvolu("EPB1","BOX", idtmed[600], dboxPba, 3);
865 gMC->Gsatt ("EPB1", "SEEN", 0);
866
867 Float_t dboxPbb[3];
c2518432 868 dboxPbb[0] = dboxUM2[0];
869 dboxPbb[1] = dboxUM2[1];
f117e3aa 870 dboxPbb[2] = fgkThLead/2.;
871 // Lead of UM dimension
872 gMC->Gsvolu("EPB2","BOX", idtmed[600], dboxPbb, 3);
873 gMC->Gsatt ("EPB2", "SEEN", 0);
874
875 //----------------------------------------------------------------//
c4561145 876
b1952773 877 // 2 types of Rectangular shaped supermodules (BOX)
878 //each with 6 unit modules
879
880 // volume for SUPERMODULE ESMA
881 //Space added to provide a gapping for HV between UM's
f117e3aa 882 //There is a gap of 0.15 cm between two Modules (UMs)
883 // in x-direction and 0.1cm along y-direction
b1952773 884
36031625 885 Float_t dboxSM1[3];
c2518432 886 dboxSM1[0] = 3.0*dboxUM1[0] + (2.0*0.075);
887 dboxSM1[1] = 2.0*dboxUM1[1] + 0.05;
888 dboxSM1[2] = dboxUM1[2];
f117e3aa 889
890 //FOR PRESHOWER
36031625 891 gMC->Gsvolu("ESMA","BOX", idtmed[698], dboxSM1, 3);
f117e3aa 892 gMC->Gsatt("ESMA", "SEEN", 0);
a978c9e3 893
f117e3aa 894 //FOR VETO
895 gMC->Gsvolu("EMVA","BOX", idtmed[698], dboxSM1, 3);
896 gMC->Gsatt("EMVA", "SEEN", 0);
897
b1952773 898 //Position the 6 unit modules in EMSA
36031625 899 Float_t xa1,xa2,xa3,ya1,ya2;
c2518432 900 xa1 = dboxSM1[0] - dboxUM1[0];
901 xa2 = xa1 - dboxUM1[0] - 0.15 - dboxUM1[0];
902 xa3 = xa2 - dboxUM1[0] - 0.15 - dboxUM1[0];
903 ya1 = dboxSM1[1] - dboxUM1[1];
904 ya2 = ya1 - dboxUM1[1] - 0.1 - dboxUM1[1];
f117e3aa 905
906 //PRESHOWER
a978c9e3 907 gMC->Gspos("EUM1", 1, "ESMA", xa1, ya1, 0., 0, "ONLY");
908 gMC->Gspos("EUM1", 2, "ESMA", xa2, ya1, 0., 0, "ONLY");
909 gMC->Gspos("EUM1", 3, "ESMA", xa3, ya1, 0., 0, "ONLY");
910 gMC->Gspos("EUM1", 4, "ESMA", xa1, ya2, 0., 0, "ONLY");
911 gMC->Gspos("EUM1", 5, "ESMA", xa2, ya2, 0., 0, "ONLY");
912 gMC->Gspos("EUM1", 6, "ESMA", xa3, ya2, 0., 0, "ONLY");
b1952773 913
f117e3aa 914 //VETO
915 gMC->Gspos("EUV1", 1, "EMVA", xa1, ya1, 0., 0, "ONLY");
916 gMC->Gspos("EUV1", 2, "EMVA", xa2, ya1, 0., 0, "ONLY");
917 gMC->Gspos("EUV1", 3, "EMVA", xa3, ya1, 0., 0, "ONLY");
918 gMC->Gspos("EUV1", 4, "EMVA", xa1, ya2, 0., 0, "ONLY");
919 gMC->Gspos("EUV1", 5, "EMVA", xa2, ya2, 0., 0, "ONLY");
920 gMC->Gspos("EUV1", 6, "EMVA", xa3, ya2, 0., 0, "ONLY");
921
b1952773 922
923 // volume for SUPERMODULE ESMB
924 //Space is added to provide a gapping for HV between UM's
36031625 925 Float_t dboxSM2[3];
c2518432 926 dboxSM2[0] = 2.0*dboxUM2[0] + 0.075;
927 dboxSM2[1] = 3.0*dboxUM2[1] + (2.0*0.05);
928 dboxSM2[2] = dboxUM2[2];
b1952773 929
f117e3aa 930 //PRESHOWER
36031625 931 gMC->Gsvolu("ESMB","BOX", idtmed[698], dboxSM2, 3);
f117e3aa 932 gMC->Gsatt("ESMB", "SEEN", 0);
933 //VETO
934 gMC->Gsvolu("EMVB","BOX", idtmed[698], dboxSM2, 3);
935 gMC->Gsatt("EMVB", "SEEN", 0);
936
b1952773 937 //Position the 6 unit modules in EMSB
36031625 938 Float_t xb1,xb2,yb1,yb2,yb3;
c2518432 939 xb1 = dboxSM2[0] - dboxUM2[0];
940 xb2 = xb1 - dboxUM2[0] - 0.15 - dboxUM2[0];
941 yb1 = dboxSM2[1] - dboxUM2[1];
942 yb2 = yb1 - dboxUM2[1] - 0.1 - dboxUM2[1];
943 yb3 = yb2 - dboxUM2[1] - 0.1 - dboxUM2[1];
f117e3aa 944
945
946 //PRESHOWER
a978c9e3 947 gMC->Gspos("EUM2", 1, "ESMB", xb1, yb1, 0., 0, "ONLY");
948 gMC->Gspos("EUM2", 2, "ESMB", xb2, yb1, 0., 0, "ONLY");
949 gMC->Gspos("EUM2", 3, "ESMB", xb1, yb2, 0., 0, "ONLY");
950 gMC->Gspos("EUM2", 4, "ESMB", xb2, yb2, 0., 0, "ONLY");
951 gMC->Gspos("EUM2", 5, "ESMB", xb1, yb3, 0., 0, "ONLY");
952 gMC->Gspos("EUM2", 6, "ESMB", xb2, yb3, 0., 0, "ONLY");
953
f117e3aa 954 //VETO
955 gMC->Gspos("EUV2", 1, "EMVB", xb1, yb1, 0., 0, "ONLY");
956 gMC->Gspos("EUV2", 2, "EMVB", xb2, yb1, 0., 0, "ONLY");
957 gMC->Gspos("EUV2", 3, "EMVB", xb1, yb2, 0., 0, "ONLY");
958 gMC->Gspos("EUV2", 4, "EMVB", xb2, yb2, 0., 0, "ONLY");
959 gMC->Gspos("EUV2", 5, "EMVB", xb1, yb3, 0., 0, "ONLY");
960 gMC->Gspos("EUV2", 6, "EMVB", xb2, yb3, 0., 0, "ONLY");
b1952773 961
f117e3aa 962 // Make smiliar stucture for lead as for PMD plane
963 //================================================
b1952773 964
f117e3aa 965 // 2 types of Rectangular shaped supermodules (BOX)
966 //each with 6 unit modules
967
968 // volume for SUPERMODULE ESMPbA
969 //Space added to provide a gapping for HV between UM's
b1952773 970
f117e3aa 971 Float_t dboxSMPb1[3];
c2518432 972 dboxSMPb1[0] = 3.0*dboxUM1[0] + (2.0*0.075);
973 dboxSMPb1[1] = 2.0*dboxUM1[1] + 0.05;
f117e3aa 974 dboxSMPb1[2] = fgkThLead/2.;
975
976 gMC->Gsvolu("ESPA","BOX", idtmed[698], dboxSMPb1, 3);
977 gMC->Gsatt("ESPA", "SEEN", 0);
978
b1952773 979
f117e3aa 980 //Position the 6 unit modules in ESMPbA
981 Float_t xpa1,xpa2,xpa3,ypa1,ypa2;
c2518432 982 xpa1 = -dboxSMPb1[0] + dboxUM1[0];
983 xpa2 = xpa1 + dboxUM1[0] + 0.15 + dboxUM1[0];
984 xpa3 = xpa2 + dboxUM1[0] + 0.15 + dboxUM1[0];
985 ypa1 = dboxSMPb1[1] - dboxUM1[1];
986 ypa2 = ypa1 - dboxUM1[1] - 0.1 - dboxUM1[1];
b1952773 987
c4561145 988
f117e3aa 989 gMC->Gspos("EPB1", 1, "ESPA", xpa1, ypa1, 0., 0, "ONLY");
990 gMC->Gspos("EPB1", 2, "ESPA", xpa2, ypa1, 0., 0, "ONLY");
991 gMC->Gspos("EPB1", 3, "ESPA", xpa3, ypa1, 0., 0, "ONLY");
992 gMC->Gspos("EPB1", 4, "ESPA", xpa1, ypa2, 0., 0, "ONLY");
993 gMC->Gspos("EPB1", 5, "ESPA", xpa2, ypa2, 0., 0, "ONLY");
994 gMC->Gspos("EPB1", 6, "ESPA", xpa3, ypa2, 0., 0, "ONLY");
c4561145 995
c4561145 996
f117e3aa 997 // volume for SUPERMODULE ESMPbB
998 //Space is added to provide a gapping for HV between UM's
999 Float_t dboxSMPb2[3];
c2518432 1000 dboxSMPb2[0] = 2.0*dboxUM2[0] + 0.075;
1001 dboxSMPb2[1] = 3.0*dboxUM2[1] + (2.0*0.05);
f117e3aa 1002 dboxSMPb2[2] = fgkThLead/2.;
b1952773 1003
f117e3aa 1004 gMC->Gsvolu("ESPB","BOX", idtmed[698], dboxSMPb2, 3);
1005 gMC->Gsatt("ESPB", "SEEN", 0);
1006
1007 //Position the 6 unit modules in ESMPbB
1008 Float_t xpb1,xpb2,ypb1,ypb2,ypb3;
c2518432 1009 xpb1 = -dboxSMPb2[0] + dboxUM2[0];
1010 xpb2 = xpb1 + dboxUM2[0] + 0.15 + dboxUM2[0];
1011 ypb1 = dboxSMPb2[1] - dboxUM2[1];
1012 ypb2 = ypb1 - dboxUM2[1] - 0.1 - dboxUM2[1];
1013 ypb3 = ypb2 - dboxUM2[1] - 0.1 - dboxUM2[1];
f117e3aa 1014
1015
1016 gMC->Gspos("EPB2", 1, "ESPB", xpb1, ypb1, 0., 0, "ONLY");
1017 gMC->Gspos("EPB2", 2, "ESPB", xpb2, ypb1, 0., 0, "ONLY");
1018 gMC->Gspos("EPB2", 3, "ESPB", xpb1, ypb2, 0., 0, "ONLY");
1019 gMC->Gspos("EPB2", 4, "ESPB", xpb2, ypb2, 0., 0, "ONLY");
1020 gMC->Gspos("EPB2", 5, "ESPB", xpb1, ypb3, 0., 0, "ONLY");
1021 gMC->Gspos("EPB2", 6, "ESPB", xpb2, ypb3, 0., 0, "ONLY");
1022
1023
1024 //---------------------------------------------------
1025 /// ALICE PMD FEE BOARDS IMPLEMENTATION
1026 // Dt: 25th February 2006
1027 // - M.M. Mondal, S.K. Prasad and P.K. Netrakanti
1028 //---------------------------------------------------
1029
1030 //FEE boards
1031 // It is FR4 board of length 7cm
1032 // breadth of 2.4 cm and thickness 0.1cm
1033 Float_t dboxFEE[3];
1034 dboxFEE[0] = 0.05;
1035 dboxFEE[1] = 3.50;
1036 dboxFEE[2] = 1.20;
1037
1038 gMC->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3);
1039 gMC->Gsatt("EFEE", "SEEN", 0);
1040 gMC->Gsatt("EFEE", "COLO", 4);
1041
1042 //Mother volume to accomodate FEE boards
1043 // It should have the dimension
1044 // as the back plane or the
1045 //corresponding UM
1046 //TYPE A
1047 //------------------------------------------------------//
1048
1049 Float_t dboxFEEBPlaneA[3];
1050 dboxFEEBPlaneA[0] = dboxBPlaneA[0]; //dbox3[0];
1051 dboxFEEBPlaneA[1] = dboxBPlaneA[1];//dbox3[1];
1052 dboxFEEBPlaneA[2] = 1.2;
1053
1054 //Volume of same dimension as Back PLane of Material AIR
1055 gMC->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3);
1056 gMC->Gsatt("EFBA", "SEEN", 0);
1057
1058 //TYPE B
1059 Float_t dboxFEEBPlaneB[3];
1060 dboxFEEBPlaneB[0] = dboxBPlaneB[0]; //dbox4[0];
1061 dboxFEEBPlaneB[1] = dboxBPlaneB[1];//dbox4[1];
1062 dboxFEEBPlaneB[2] = 1.2;
1063
1064 //Back PLane PCB of MAterial G10
1065 gMC->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3);
1066 gMC->Gsatt("EFBB", "SEEN", 0);
b1952773 1067
f117e3aa 1068 //Placing the FEE boards in the Mother volume of AIR
c4561145 1069
f117e3aa 1070 //Type A
c4561145 1071
c2518432 1072 Float_t xFee; // X-position of FEE board
1073 Float_t yFee; // Y-position of FEE board
1074 Float_t zFee = 0.0; // Z-position of FEE board
c4561145 1075
c2518432 1076 Float_t xA = 0.25; //distance from the border to 1st FEE board
1077 Float_t yA = 4.00; //distance from the border to 1st FEE board
1078 Float_t xSepa = 1.70; //Distance between two FEE boards
1079 Float_t ySepa = 8.00; //Distance between two FEE boards
c4561145 1080
f117e3aa 1081
1082 // FEE Boards EFEE placed inside EFBA
1083 number = 1;
c2518432 1084 yFee = dboxFEEBPlaneA[1] - yA;
f117e3aa 1085 for (i = 1; i <= 6; ++i)
1086 {
c2518432 1087 xFee = -dboxFEEBPlaneA[0] + xA;
f117e3aa 1088 for (j = 1; j <= 12; ++j)
1089 {
c2518432 1090 gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
1091 xFee += xSepa;
f117e3aa 1092 number += 1;
1093 }
c2518432 1094 yFee -= ySepa;
f117e3aa 1095 }
1096 // FEE Boards EFEE placed inside EFBB
1097 number = 1;
c2518432 1098 yFee = dboxFEEBPlaneB[1] - yA;
f117e3aa 1099 for (i = 1; i <= 3; ++i)
1100 {
c2518432 1101 xFee = -dboxFEEBPlaneB[0] + xA;
f117e3aa 1102 for (j = 1; j <= 24; ++j)
1103 {
c2518432 1104 gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
1105 xFee += xSepa;
f117e3aa 1106 number += 1;
1107 }
c2518432 1108 yFee -= ySepa;
f117e3aa 1109 }
c4561145 1110
c4561145 1111
f117e3aa 1112 //Distance between the two backplanes of two UMs
1113 //in x-direction is 0.92 and ydirection is 0.95
1114 Float_t dboxEFSA[3];
1115 dboxEFSA[0] = 3.0*dboxFEEBPlaneA[0] + 0.92;
1116 dboxEFSA[1] = 2.0*dboxFEEBPlaneA[1] + (0.95/2.0);
1117 dboxEFSA[2] = dboxFEEBPlaneA[2];
c4561145 1118
f117e3aa 1119 //Type A
1120 gMC->Gsvolu("EFSA","BOX", idtmed[698],dboxEFSA, 3);
1121 gMC->Gsatt("EFSA", "SEEN", 0);
c4561145 1122
f117e3aa 1123 //Distance between the two backplanes of two UMs
1124 //in x-direction is 0.92 and ydirection is 0.95
1125 Float_t dboxEFSB[3];
1126 dboxEFSB[0] = 2.0*dboxFEEBPlaneB[0] + (0.938/2.0);
1127 dboxEFSB[1] = 3.0*dboxFEEBPlaneB[1] + 1.05;
1128 dboxEFSB[2] = dboxFEEBPlaneB[2];
c4561145 1129
f117e3aa 1130 //Type A
1131 gMC->Gsvolu("EFSB","BOX", idtmed[698],dboxEFSB, 3);
1132 gMC->Gsatt("EFSB", "SEEN", 0);
c4561145 1133
b1952773 1134
f117e3aa 1135 Float_t xfs1,xfs2,xfs3,yfs1,yfs2,yfs3;
1136 xfs1 = -dboxEFSA[0] + dboxFEEBPlaneA[0];
1137 xfs2 = xfs1 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0];
1138 xfs3 = xfs2 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0];
1139 yfs1 = dboxEFSA[1] - dboxFEEBPlaneA[1];
1140 yfs2 = yfs1 - dboxFEEBPlaneA[1] - 0.95 - dboxFEEBPlaneA[1];
c4561145 1141
c4561145 1142
c4561145 1143
f117e3aa 1144 gMC->Gspos("EFBA", 1, "EFSA", xfs1, yfs1, 0., 0, "ONLY");
1145 gMC->Gspos("EFBA", 2, "EFSA", xfs2, yfs1, 0., 0, "ONLY");
1146 gMC->Gspos("EFBA", 3, "EFSA", xfs3, yfs1, 0., 0, "ONLY");
1147 gMC->Gspos("EFBA", 4, "EFSA", xfs1, yfs2, 0., 0, "ONLY");
1148 gMC->Gspos("EFBA", 5, "EFSA", xfs2, yfs2, 0., 0, "ONLY");
1149 gMC->Gspos("EFBA", 6, "EFSA", xfs3, yfs2, 0., 0, "ONLY");
c4561145 1150
1151
f117e3aa 1152 //Type B positioning
c4561145 1153
f117e3aa 1154 xfs1 = -dboxEFSB[0] + dboxFEEBPlaneB[0];
1155 xfs2 = xfs1 + dboxFEEBPlaneB[0] + 0.938 + dboxFEEBPlaneB[0];
1156 yfs1 = dboxEFSB[1] - dboxFEEBPlaneB[1];
1157 yfs2 = yfs1 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1];
1158 yfs3 = yfs2 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1];
c4561145 1159
c4561145 1160
1161
f117e3aa 1162 gMC->Gspos("EFBB", 1, "EFSB", xfs1, yfs1, 0., 0, "ONLY");
1163 gMC->Gspos("EFBB", 2, "EFSB", xfs2, yfs1, 0., 0, "ONLY");
1164 gMC->Gspos("EFBB", 3, "EFSB", xfs1, yfs2, 0., 0, "ONLY");
1165 gMC->Gspos("EFBB", 4, "EFSB", xfs2, yfs2, 0., 0, "ONLY");
1166 gMC->Gspos("EFBB", 5, "EFSB", xfs1, yfs3, 0., 0, "ONLY");
1167 gMC->Gspos("EFBB", 6, "EFSB", xfs2, yfs3, 0., 0, "ONLY");
c4561145 1168
c4561145 1169
c4561145 1170}
1171
1172//_____________________________________________________________________________
1173
1174void AliPMDv1::CreatePMD()
1175{
1176 //
1177 // Create final detector from supermodules
b1952773 1178 // -- Author : Bedanga and Viyogi June 2003
c4561145 1179
f117e3aa 1180 Float_t zp;
c4561145 1181 Int_t jhrot12,jhrot13, irotdm;
c4561145 1182 Int_t *idtmed = fIdtmed->GetArray()-599;
1183
b1952773 1184 //VOLUMES Names : begining with "E" for all PMD volumes,
1185
f117e3aa 1186 // --- DEFINE Iron volumes for SM A
b1952773 1187 // Fe Support
36031625 1188 Float_t dboxFea[3];
3cdb4e97 1189 dboxFea[0] = fSMLengthax;
1190 dboxFea[1] = fSMLengthay;
1191 dboxFea[2] = fgkThSteel/2.;
c4561145 1192
36031625 1193 gMC->Gsvolu("EFEA","BOX", idtmed[618], dboxFea, 3);
b1952773 1194 gMC->Gsatt ("EFEA", "SEEN", 0);
c4561145 1195
f117e3aa 1196 // --- DEFINE Iron volumes for SM B
b1952773 1197
1198 // Fe Support
36031625 1199 Float_t dboxFeb[3];
3cdb4e97 1200 dboxFeb[0] = fSMLengthbx;
1201 dboxFeb[1] = fSMLengthby;
1202 dboxFeb[2] = fgkThSteel/2.;
b1952773 1203
36031625 1204 gMC->Gsvolu("EFEB","BOX", idtmed[618], dboxFeb, 3);
b1952773 1205 gMC->Gsatt ("EFEB", "SEEN", 0);
c4561145 1206
c4561145 1207 AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
b1952773 1208 AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.);
c4561145 1209 AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
1210
a978c9e3 1211 // Gaspmd, the dimension of RECTANGULAR mother volume of PMD,
1212 // Four mother volumes EPM1,EPM2 for A-type and
1213 // volumes EPM3 and EPM4 for B-type. Four to create a hole
1214 // and avoid overlap with beam pipe
1215
1216 Float_t gaspmd[3];
f117e3aa 1217 gaspmd[0] = fSMLengthax;
1218 gaspmd[1] = fSMLengthay;
1219 gaspmd[2] = fSMthick;
a978c9e3 1220
1221 gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd, 3);
1222 gMC->Gsatt("EPM1", "SEEN", 1);
1223 gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd, 3);
1224 gMC->Gsatt("EPM2", "SEEN", 1);
b1952773 1225
1226 //Complete detector for Type A
1227 //Position Super modules type A for both CPV and PMD in EPMD
f117e3aa 1228 Float_t zpsa,zpba,zfea,zcva,zfee;
36031625 1229
a978c9e3 1230 // zpsa = - gaspmd[2] + fSMthick/2.;
1231 // -2.5 is given to place PMD at -361.5
1232 // BM : In future after putting proper electronics
1233 // -2.5 will be replaced by -gaspmd[2]
f117e3aa 1234
1235 //TYPE A
1236 //Fee board
1237 zfee=-gaspmd[2] + 1.2;
1238 gMC->Gspos("EFSA", 1, "EPM1", 0., 0., zfee, 0, "ONLY");
1239 gMC->Gspos("EFSA", 2, "EPM2", 0., 0., zfee, jhrot12, "ONLY");
1240 //VETO
1241 zcva = zfee + 1.2 + fDthick;
1242 gMC->Gspos("EMVA", 1, "EPM1", 0., 0., zcva, 0, "ONLY");
1243 gMC->Gspos("EMVA", 2, "EPM2", 0., 0., zcva, jhrot12, "ONLY");
1244 //Iron support
1245 zfea = zcva + fDthick + fgkThSteel/2.;
a978c9e3 1246 gMC->Gspos("EFEA", 1, "EPM1", 0., 0., zfea, 0, "ONLY");
1247 gMC->Gspos("EFEA", 2, "EPM2", 0., 0., zfea, 0, "ONLY");
f117e3aa 1248 //Lead
1249 zpba=zfea+fgkThSteel/2.+ fgkThLead/2.;
1250 gMC->Gspos("ESPA", 1, "EPM1", 0., 0., zpba, 0, "ONLY");
1251 gMC->Gspos("ESPA", 2, "EPM2", 0., 0., zpba, 0, "ONLY");
1252 //Preshower
1253 zpsa = zpba + fgkThLead/2. + fDthick;
1254 gMC->Gspos("ESMA", 1, "EPM1", 0., 0., zpsa, 0, "ONLY");
1255 gMC->Gspos("ESMA", 2, "EPM2", 0., 0., zpsa, jhrot12, "ONLY");
1256 //FEE boards
1257 zfee=zpsa + fDthick + 1.2;
1258 gMC->Gspos("EFSA", 3, "EPM1", 0., 0., zfee, 0, "ONLY");
1259 gMC->Gspos("EFSA", 4, "EPM2", 0., 0., zfee, jhrot12, "ONLY");
1260
b1952773 1261
f117e3aa 1262 //TYPE - B
1263 gaspmd[0] = fSMLengthbx;
1264 gaspmd[1] = fSMLengthby;
1265 gaspmd[2] = fSMthick;
a978c9e3 1266
1267 gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd, 3);
1268 gMC->Gsatt("EPM3", "SEEN", 1);
1269 gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd, 3);
1270 gMC->Gsatt("EPM4", "SEEN", 1);
1271
b1952773 1272 //Complete detector for Type B
1273 //Position Super modules type B for both CPV and PMD in EPMD
36031625 1274 Float_t zpsb,zpbb,zfeb,zcvb;
a978c9e3 1275 // zpsb = - gaspmd[2] + fSMthick/2.;
1276 // -2.5 is given to place PMD at -361.5
1277 // BM: In future after putting proper electronics
1278 // -2.5 will be replaced by -gaspmd[2]
1279
f117e3aa 1280 //Fee board
1281 zfee=-gaspmd[2] + 1.2;
1282 gMC->Gspos("EFSB", 5, "EPM3", 0., 0., zfee, 0, "ONLY");
1283 gMC->Gspos("EFSB", 6, "EPM4", 0., 0., zfee, jhrot12, "ONLY");
1284 //VETO
1285 zcvb= zfee + 1.2 + fDthick;
1286 gMC->Gspos("EMVB", 3, "EPM3", 0., 0., zcvb, 0, "ONLY");
1287 gMC->Gspos("EMVB", 4, "EPM4", 0., 0., zcvb, jhrot12, "ONLY");
1288
1289 //IRON SUPPORT
1290 zfeb= zcvb + fDthick + fgkThSteel/2.;
a978c9e3 1291 gMC->Gspos("EFEB", 3, "EPM3", 0., 0., zfeb, 0, "ONLY");
1292 gMC->Gspos("EFEB", 4, "EPM4", 0., 0., zfeb, 0, "ONLY");
f117e3aa 1293 //LEAD
1294 zpbb= zfeb + fgkThSteel/2.+ fgkThLead/2.;
1295 gMC->Gspos("ESPB", 3, "EPM3", 0., 0., zpbb, 0, "ONLY");
1296 gMC->Gspos("ESPB", 4, "EPM4", 0., 0., zpbb, 0, "ONLY");
1297 //PRESHOWER
1298 zpsb = zpbb + fgkThLead/2.+ fDthick;
1299 gMC->Gspos("ESMB", 3, "EPM3", 0., 0., zpsb, 0, "ONLY");
1300 gMC->Gspos("ESMB", 4, "EPM4", 0., 0., zpsb, jhrot12, "ONLY");
1301 //FEE boards
1302 zfee=zpsb + fDthick + 1.2;
1303 gMC->Gspos("EFSB", 7, "EPM3", 0., 0., zfee, 0, "ONLY");
1304 gMC->Gspos("EFSB", 8, "EPM4", 0., 0., zfee, jhrot12, "ONLY");
1305
1306
c4561145 1307 // --- Place the EPMD in ALICE
f117e3aa 1308 //Z-distance of PMD from Interaction Point
3cdb4e97 1309 zp = fgkZdist;
b1952773 1310
f117e3aa 1311 //X and Y-positions of the PMD planes
1312 Float_t xfinal,yfinal;
a978c9e3 1313 Float_t xsmb,ysmb;
f117e3aa 1314 Float_t xsma,ysma;
a978c9e3 1315
f117e3aa 1316 xfinal = fSMLengthax + 0.48/2 + fSMLengthbx;
1317 yfinal = fSMLengthay + 0.20/2 + fSMLengthby;
1318
1319
1320 xsma = xfinal - fSMLengthax;
1321 ysma = yfinal - fSMLengthay;
1322 xsmb = -xfinal + fSMLengthbx;
1323 ysmb = yfinal - fSMLengthby;
1324
1325
1326//Position Full PMD in ALICE
1327//
1328// EPM1 EPM3
1329//
1330// EPM4 EPM2
1331// (rotated (rotated EPM1)
1332// EPM3)
1333//
1334 gMC->Gspos("EPM1", 1, "ALIC", xsma,ysma,zp, 0, "ONLY");
a978c9e3 1335 gMC->Gspos("EPM2", 1, "ALIC", -xsma,-ysma,zp, 0, "ONLY");
f117e3aa 1336 gMC->Gspos("EPM3", 1, "ALIC", xsmb,ysmb,zp, 0, "ONLY");
a978c9e3 1337 gMC->Gspos("EPM4", 1, "ALIC", -xsmb,-ysmb,zp, 0, "ONLY");
c4561145 1338}
1339
1340
1341//_____________________________________________________________________________
36031625 1342void AliPMDv1::DrawModule() const
c4561145 1343{
c4561145 1344 // Draw a shaded view of the Photon Multiplicity Detector
1345 //
36031625 1346 // cout << " Inside Draw Modules " << endl;
c4561145 1347
1348 gMC->Gsatt("*", "seen", -1);
1349 gMC->Gsatt("alic", "seen", 0);
1350 //
1351 // Set the visibility of the components
1352 //
1353 gMC->Gsatt("ECAR","seen",0);
1354 gMC->Gsatt("ECCU","seen",1);
b1952773 1355 gMC->Gsatt("EST1","seen",1);
1356 gMC->Gsatt("EST2","seen",1);
1357 gMC->Gsatt("EUM1","seen",1);
1358 gMC->Gsatt("EUM2","seen",1);
1359 gMC->Gsatt("ESMA","seen",1);
1360 gMC->Gsatt("EPMD","seen",1);
c4561145 1361 //
1362 gMC->Gdopt("hide", "on");
1363 gMC->Gdopt("shad", "on");
1364 gMC->Gsatt("*", "fill", 7);
1365 gMC->SetClipBox(".");
1366 gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
1367 gMC->DefaultRange();
1368 gMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02);
1369 gMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
1370
1371 //gMC->Gdman(17, 5, "MAN");
1372 gMC->Gdopt("hide", "off");
b1952773 1373
bff3a244 1374 AliDebug(1,"Outside Draw Modules");
c4561145 1375}
1376
1377//_____________________________________________________________________________
1378void AliPMDv1::CreateMaterials()
1379{
c4561145 1380 // Create materials for the PMD
1381 //
1382 // ORIGIN : Y. P. VIYOGI
1383 //
36031625 1384 // cout << " Inside create materials " << endl;
f017d70a 1385
c4561145 1386 Int_t *idtmed = fIdtmed->GetArray()-599;
1387 Int_t isxfld = gAlice->Field()->Integ();
1388 Float_t sxmgmx = gAlice->Field()->Max();
1389
1390 // --- Define the various materials for GEANT ---
f017d70a 1391
c4561145 1392 AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5);
f017d70a 1393
1394 // Argon
1395
1396 Float_t dAr = 0.001782; // --- Ar density in g/cm3 ---
1397 Float_t x0Ar = 19.55 / dAr;
1398 AliMaterial(2, "Argon$", 39.95, 18., dAr, x0Ar, 6.5e4);
1399
1400 // --- CO2 ---
1401
1402 Float_t aCO2[2] = { 12.,16. };
1403 Float_t zCO2[2] = { 6.,8. };
1404 Float_t wCO2[2] = { 1.,2. };
1405 Float_t dCO2 = 0.001977;
1406 AliMixture(3, "CO2 $", aCO2, zCO2, dCO2, -2, wCO2);
1407
c4561145 1408 AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5);
f017d70a 1409
1410 // ArCO2
1411
1412 Float_t aArCO2[3] = {39.948,12.0107,15.9994};
1413 Float_t zArCO2[3] = {18.,6.,8.};
1414 Float_t wArCO2[3] = {0.7,0.08,0.22};
1415 Float_t dArCO2 = dAr * 0.7 + dCO2 * 0.3;
1416 AliMixture(5, "ArCO2$", aArCO2, zArCO2, dArCO2, 3, wArCO2);
1417
c4561145 1418 AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5);
f017d70a 1419
1420 // G10
c4561145 1421
f017d70a 1422 Float_t aG10[4]={1.,12.011,15.9994,28.086};
1423 Float_t zG10[4]={1.,6.,8.,14.};
d49fe99a 1424 Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714};
f017d70a 1425 AliMixture(8,"G10",aG10,zG10,1.7,4,wG10);
c4561145 1426
f017d70a 1427 AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.);
1428
1429 // Steel
1430 Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 };
1431 Float_t zSteel[4] = { 26.,24.,28.,14. };
1432 Float_t wSteel[4] = { .715,.18,.1,.005 };
1433 Float_t dSteel = 7.88;
1434 AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel);
1435
1436 //Air
1437
1438 Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
1439 Float_t zAir[4]={6.,7.,8.,18.};
1440 Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
1441 Float_t dAir1 = 1.20479E-10;
1442 Float_t dAir = 1.20479E-3;
1443 AliMixture(98, "Vacum$", aAir, zAir, dAir1, 4, wAir);
1444 AliMixture(99, "Air $", aAir, zAir, dAir , 4, wAir);
1445
c4561145 1446 // Define tracking media
f017d70a 1447 AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
1448 AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
1449 AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .10, .1);
1450 AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
1451 AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
1452 AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
1453 AliMedium(19, "S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
1454 AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .10, 10);
1455 AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .10, .1);
c4561145 1456
1457 // --- Generate explicitly delta rays in the iron, aluminium and lead ---
1458 gMC->Gstpar(idtmed[600], "LOSS", 3.);
1459 gMC->Gstpar(idtmed[600], "DRAY", 1.);
1460
1461 gMC->Gstpar(idtmed[603], "LOSS", 3.);
1462 gMC->Gstpar(idtmed[603], "DRAY", 1.);
1463
1464 gMC->Gstpar(idtmed[604], "LOSS", 3.);
1465 gMC->Gstpar(idtmed[604], "DRAY", 1.);
1466
1467 gMC->Gstpar(idtmed[605], "LOSS", 3.);
1468 gMC->Gstpar(idtmed[605], "DRAY", 1.);
1469
c4561145 1470 gMC->Gstpar(idtmed[607], "LOSS", 3.);
1471 gMC->Gstpar(idtmed[607], "DRAY", 1.);
1472
1473 // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
1474 // --- without affecting the hit patterns ---
1475 gMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
1476 gMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
1477 gMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
1478 gMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
f017d70a 1479
c4561145 1480 gMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
1481 gMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
1482 gMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
1483 gMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
f017d70a 1484
c4561145 1485 gMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
1486 gMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
1487 gMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
1488 gMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
d49fe99a 1489// gMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
1490// gMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
1491// gMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
1492// gMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
c4561145 1493 // --- Prevent particles stopping in the gas due to energy cut-off ---
1494 gMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
1495 gMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
1496 gMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
1497 gMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
1498 gMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
b1952773 1499
bff3a244 1500 AliDebug(1,"Outside create materials");
b1952773 1501
c4561145 1502}
1503
1504//_____________________________________________________________________________
1505void AliPMDv1::Init()
1506{
1507 //
1508 // Initialises PMD detector after it has been built
1509 //
b1952773 1510
c4561145 1511 //
bff3a244 1512 AliDebug(2,"Inside Init");
1513 AliDebug(2,"PMD simulation package (v1) initialised");
1514 AliDebug(2,"parameters of pmd");
1515 AliDebug(2,Form("%10.2f %10.2f %10.2f %10.2f\n",
1516 fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist));
c4561145 1517 Int_t *idtmed = fIdtmed->GetArray()-599;
1518 fMedSens=idtmed[605-1];
b1952773 1519
c4561145 1520}
1521
1522//_____________________________________________________________________________
1523void AliPMDv1::StepManager()
1524{
1525 //
1526 // Called at each step in the PMD
1527 //
b1952773 1528
c4561145 1529 Int_t copy;
1530 Float_t hits[4], destep;
1531 Float_t center[3] = {0,0,0};
f117e3aa 1532 Int_t vol[10];
1533 // const char *namep;
c4561145 1534
f335f3e7 1535 if(gMC->CurrentMedium() == fMedSens && (destep = gMC->Edep())) {
c4561145 1536
1537 gMC->CurrentVolID(copy);
f117e3aa 1538 // namep=gMC->CurrentVolName();
1539 // printf("Current vol is %s \n",namep);
c4561145 1540 vol[0]=copy;
c4561145 1541
b1952773 1542 gMC->CurrentVolOffID(1,copy);
c4561145 1543 //namep=gMC->CurrentVolOffName(1);
f117e3aa 1544 // printf("Current vol 11 is %s \n",namep);
c4561145 1545 vol[1]=copy;
c4561145 1546
b1952773 1547 gMC->CurrentVolOffID(2,copy);
c4561145 1548 //namep=gMC->CurrentVolOffName(2);
1549 //printf("Current vol 22 is %s \n",namep);
c4561145 1550 vol[2]=copy;
1551
1552 // if(strncmp(namep,"EHC1",4))vol[2]=1;
1553
1554 gMC->CurrentVolOffID(3,copy);
f117e3aa 1555 // namep=gMC->CurrentVolOffName(3);
c4561145 1556 //printf("Current vol 33 is %s \n",namep);
c4561145 1557 vol[3]=copy;
c4561145 1558
b1952773 1559 gMC->CurrentVolOffID(4,copy);
f117e3aa 1560 // namep=gMC->CurrentVolOffName(4);
1561 // printf("Current vol 44 is %s \n",namep);
c4561145 1562 vol[4]=copy;
c4561145 1563
b1952773 1564 gMC->CurrentVolOffID(5,copy);
f117e3aa 1565 // namep=gMC->CurrentVolOffName(5);
1566 // printf("Current vol 55 is %s \n",namep);
b1952773 1567 vol[5]=copy;
1568
1569 gMC->CurrentVolOffID(6,copy);
f117e3aa 1570 // namep=gMC->CurrentVolOffName(6);
1571 // printf("Current vol 66 is %s \n",namep);
b1952773 1572 vol[6]=copy;
1573
1574 gMC->CurrentVolOffID(7,copy);
f117e3aa 1575 // namep=gMC->CurrentVolOffName(7);
1576 // printf("Current vol 77 is %s \n",namep);
b1952773 1577 vol[7]=copy;
1578
f117e3aa 1579 gMC->CurrentVolOffID(8,copy);
1580 // namep=gMC->CurrentVolOffName(8);
1581 // printf("Current vol 88 is %s \n",namep);
1582 vol[8]=copy;
b1952773 1583
f117e3aa 1584
1585 gMC->CurrentVolOffID(9,copy);
1586 // namep=gMC->CurrentVolOffName(9);
1587 // printf("Current vol 99 is %s \n",namep);
1588 vol[9]=copy;
1589
1590
1591 // printf("volume number %4d %4d %4d %4d %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],vol[6],vol[7],vol[8],vol[9],destep*1000000);
b1952773 1592
c4561145 1593 gMC->Gdtom(center,hits,1);
1594 hits[3] = destep*1e9; //Number in eV
5d12ce38 1595 AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
b1952773 1596
c4561145 1597 }
1598}
1599
1600
1601//------------------------------------------------------------------------
1602// Get parameters
1603
1604void AliPMDv1::GetParameters()
1605{
36031625 1606 // This gives all the parameters of the detector
3cdb4e97 1607 // such as Length of Supermodules, type A, type B,
1608 // thickness of the Supermodule
b1952773 1609 //
36031625 1610
f117e3aa 1611 fSMLengthax = 32.7434;
1612 //The total length in X is due to the following components
1613 // Factor 3 is because of 3 module length in X for this type
1614 // fgkNcolUM1*fgkCellRadius (48 x 0.25): Total span of each module in X
1615 // fgkCellRadius/2. : There is offset of 1/2 cell
1616 // 0.05+0.05 : Insulation gaps etc
1617 // fgkSSBoundary (0.3) : Boundary frame
1618 // double XA = 3.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.075);
1619
1620 fSMLengthbx = 42.5886;
1621 //The total length in X is due to the following components
1622 // Factor 2 is because of 2 module length in X for this type
1623 // fgkNcolUM2*fgkCellRadius (96 x 0.25): Total span of each module in X
1624 // fgkCellRadius/2. : There is offset of 1/2 cell
1625 // 0.05+0.05 : Insulation gaps etc
1626 // fgkSSBoundary (0.3) : Boundary frame
1627 //double XB = 2.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.075;
1628
1629
1630
1631 fSMLengthay = 49.1;
1632 //The total length in Y is due to the following components
1633 // Factor 2 is because of 2 module length in Y for this type
1634 // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1 (0.25/sqrt3/2 * 96): Total span of each module in Y
1635 // of strips
1636 // 0.05+0.05 : Insulation gaps etc
1637 // fgkSSBoundary (0.3) : Boundary frame
1638 // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.05;
1639
1640 fSMLengthby = 37.675;
1641 //The total length in Y is due to the following components
1642 // Factor 3 is because of 3 module length in Y for this type
1643 // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2 (0.25/sqrt3/2 * 48): Total span of each module in Y
1644 // of strips
1645 // 0.05+0.05 : Insulation gaps etc
1646 // fgkSSBoundary (0.3) : Boundary frame
1647 //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.05);
1648
1649
1650 //Thickness of a pre/veto plane
1651 fDthick = fgkThSS/2. +0.15;
1652
1653 //Thickness of the PMD ; 2.4 added for FEE boards
1654 fSMthick = 2.0*(fgkThSS/2. +0.15)
1655 +fgkThSteel/2.+fgkThLead/2.0 + 2.4;
1656
1657
36031625 1658
b1952773 1659}
4b6f3b17 1660// ---------------------------------------------------------------
1661void AliPMDv1::AddAlignableVolumes() const
1662{
1663 //
1664 // Create entries for alignable volumes associating the symbolic volume
1665 // name with the corresponding volume path. Needs to be syncronized with
1666 // eventual changes in the geometry.
1667 //
1668 SetSectorAlignable();
1669
1670}
1671// ----------------------------------------------------------------
1672void AliPMDv1::SetSectorAlignable() const
1673{
1674 //
1675
1676 TString vpsector = "ALIC_1/EPM";
1677 TString vpappend = "_1";
1678
1679 TString snsector="PMD/Sector";
f117e3aa 1680
4b6f3b17 1681 TString volpath, symname;
1682
1683 for(Int_t cnt=1; cnt<=4; cnt++){
1684 volpath = vpsector;
1685 volpath += cnt;
1686 volpath += vpappend;
1687 symname = snsector;
1688 symname += cnt;
1689 gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data());
1690 }
1691}
1692// ------------------------------------------------------------------