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Removal of useless dependecies via forward declarations
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4c039060 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16/*
17$Log$
94de3818 18Revision 1.8 2000/06/09 10:31:36 hristov
19sqrt changed to TMath::Sqrt
20
b7f65909 21Revision 1.7 1999/11/03 18:01:40 fca
22Remove non orthogonal unused matrix
23
a694ef05 24Revision 1.6 1999/09/29 09:24:28 fca
25Introduction of the Copyright and cvs Log
26
4c039060 27*/
28
6edc06da 29///////////////////////////////////////////////////////////////////////////////
30// //
31// Photon Multiplicity Detector Version 1 //
32// //
33//Begin_Html
34/*
1439f98e 35<img src="picts/AliPMDv1Class.gif">
6edc06da 36*/
37//End_Html
38// //
39///////////////////////////////////////////////////////////////////////////////
40
41#include "AliPMDv1.h"
42#include "AliRun.h"
43#include "AliMC.h"
94de3818 44#include "AliMagF.h"
6edc06da 45#include "AliConst.h"
46
47static Int_t maxbox, kdet;
48static Float_t thmin,thmax,zdist,zdist1,thlow,thhigh;
49
50ClassImp(AliPMDv1)
51
52//_____________________________________________________________________________
53AliPMDv1::AliPMDv1()
54{
55 //
56 // Default constructor
57 //
58 fMedSens=0;
59}
60
61//_____________________________________________________________________________
62AliPMDv1::AliPMDv1(const char *name, const char *title)
63 : AliPMD(name,title)
64{
65 //
66 // Standard constructor
67 //
68 fMedSens=0;
69}
70//_____________________________________________________________________________
71void AliPMDv1::CreateGeometry()
72{
73 //
74 // Create geometry for Photon Multiplicity Detector Version 1
75 //
76 //Begin_Html
77 /*
1439f98e 78 <img src="picts/AliPMDv1.gif">
6edc06da 79 */
80 //End_Html
81 //Begin_Html
82 /*
1439f98e 83 <img src="picts/AliPMDv1Tree.gif">
6edc06da 84 */
85 //End_Html
86 CreatePads();
87 CreateInside();
88}
89
90//_____________________________________________________________________________
91void AliPMDv1::CreateInside()
92{
93 //
94 // Create inside of Pads
95 //
96 // -- Author : Y.P. VIYOGI, 07/05/1996.
97 // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
98// Sipmd, the dimension of TUBE mother volume of PMD, other dimensions
99// like sip01.. are to place more tubes in the volume at different eta bins.
100 Float_t sipmd[3] = { 40.,270.,15.};
101 Float_t sip01[3] = { 10.,57.89,25.};
102 Float_t sip02[3] = { 10.,64.03,25.};
103 Float_t sip03[3] = { 10.,70.80,25.};
104 Float_t sip04[3] = { 10.,78.32,25.};
105 Float_t sip05[3] = { 10.,86.68,25.};
106 Float_t sip06[3] = { 10.,95.91,25.};
107 Float_t sip07[3] = { 10.,106.14,25.};
108 Float_t sip08[3] = { 10.,117.48,25.};
109 Float_t sip09[3] = { 10.,130.18,25.};
110 Float_t sip10[3] = { 10.,144.18,25.};
111 Float_t sip11[3] = { 10.,159.87,25.};
112 Float_t sip12[3] = { 10.,177.43,25.};
113 Float_t sip13[3] = { 10.,197.11,25.};
114 Float_t sip14[3] = { 10.,219.28,25.};
115 Float_t sipmdl[5] = { 10.,310.,25.,90.,270. };
116 Float_t sipmdr[5] = { 10.,310.,25.,270.,90. };
117
b7f65909 118 const Float_t root3_4 = TMath::Sqrt(3.)/4.;
119 const Float_t root3_2 = TMath::Sqrt(3.)/2.;
6edc06da 120 // Float_t xiqa[4], yiqa[4];
121 Int_t i;
122 // Float_t siqad[4];
123 Float_t xp, yp, zp;
124 // Int_t idrotm[100];
125 Int_t num_mod;
126 Int_t jhrotc,jhrotac;
6edc06da 127// const Float_t delx=78.8;
128 const Float_t delx=76.75;
129 // const Float_t dely=delx*root3_2;
130// const Float_t delz=1.6/2.;
131 AliMatrix(jhrotc, 90., 30., 90., 120., 0., 0.);
132 AliMatrix(jhrotac, 90., 330., 90., 240., 0., 0.);
6edc06da 133 Float_t x1= delx*root3_4;
134 Float_t x2= delx*root3_4 + delx*root3_2;
135 Float_t x3= delx*root3_4 + 2*delx*root3_2;
136 Float_t xpos[13]={-x1,-x1,-x1,-x1,-x2,-x2,-x2,-x2,-x2,-x3,-x3,-x3,-x3};
137 Float_t x4=delx/4.;
138 Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),-x4+2*delx,-x4+delx,-x4,-x4-delx,-x4-2*delx,-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
139// Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),(4*dely),(2*dely),0.,-(2*dely),-(4*dely),-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
ad51aeb0 140 Int_t *idtmed = fIdtmed->GetArray()-599;
6edc06da 141
142 // VOLUMES Names : begining with D for all PMD volumes,
143 // The names of SIZE variables begin with S and have more meaningful
144 // characters as shown below.
145
146 // VOLUME SIZE MEDIUM : REMARKS
147 // ------ ----- ------ : ---------------------------
148
149 // DPMD SIPMD AIR : INSIDE PMD and its SIZE
150
151
152
153 // *** Define the DPMD Volume and fill with air ***
154
cfce8870 155 gMC->Gsvolu("DPMD", "TUBE", idtmed[698], sipmd, 3);
156 gMC->Gsvolu("PM01", "TUBE", idtmed[698], sip01, 3);
157 gMC->Gsvolu("PM02", "TUBE", idtmed[698], sip02, 3);
158 gMC->Gsvolu("PM03", "TUBE", idtmed[698], sip03, 3);
159 gMC->Gsvolu("PM04", "TUBE", idtmed[698], sip04, 3);
160 gMC->Gsvolu("PM05", "TUBE", idtmed[698], sip05, 3);
161 gMC->Gsvolu("PM06", "TUBE", idtmed[698], sip06, 3);
162 gMC->Gsvolu("PM07", "TUBE", idtmed[698], sip07, 3);
163 gMC->Gsvolu("PM08", "TUBE", idtmed[698], sip08, 3);
164 gMC->Gsvolu("PM09", "TUBE", idtmed[698], sip09, 3);
165 gMC->Gsvolu("PM10", "TUBE", idtmed[698], sip10, 3);
166 gMC->Gsvolu("PM11", "TUBE", idtmed[698], sip11, 3);
167 gMC->Gsvolu("PM12", "TUBE", idtmed[698], sip12, 3);
168 gMC->Gsvolu("PM13", "TUBE", idtmed[698], sip13, 3);
169 gMC->Gsvolu("PM14", "TUBE", idtmed[698], sip14, 3);
170 gMC->Gsvolu("PMDL", "TUBS", idtmed[698], sipmdl, 5);
171 gMC->Gsvolu("PMDR", "TUBS", idtmed[698], sipmdr, 5);
6edc06da 172//
173 const Int_t npad2=72;
174 Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
175 Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
176 dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
177 dpara_sm[1] = dpara_sm[0] *root3_2;
178 Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
179 dpara_dm11[0]=dpara_sm[0]+.01;
180 dpara_dm11[1] = dpara_dm11[0] *root3_2;
181 dpara_dm11[2]= 6.2/2.;
182//
183 for (i = 0; i < 2; ++i) {
184 num_mod=i+1;
cfce8870 185 gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
186 gMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
6edc06da 187 printf("Num_mod %d\n",num_mod);
188 }
189 maxbox=13;
190 for (i = 2; i < maxbox; ++i) {
191 num_mod=i+1;
cfce8870 192 gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
193 gMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
6edc06da 194 printf("Num_mod %d\n",num_mod);
195 }
cfce8870 196// gMC->Gspos("PM01", 1, "DPMD", 0.,0.,0., 0, "ONLY");
197// gMC->Gspos("PM02", 1, "DPMD", 0.,0.,0., 0, "ONLY");
198// gMC->Gspos("PM03", 1, "DPMD", 0.,0.,0., 0, "ONLY");
199// gMC->Gspos("PM04", 1, "DPMD", 0.,0.,0., 0, "ONLY");
200// gMC->Gspos("PM05", 1, "DPMD", 0.,0.,0., 0, "ONLY");
201// gMC->Gspos("PM06", 1, "DPMD", 0.,0.,0., 0, "ONLY");
202// gMC->Gspos("PM07", 1, "DPMD", 0.,0.,0., 0, "ONLY");
203// gMC->Gspos("PM08", 1, "DPMD", 0.,0.,0., 0, "ONLY");
204// gMC->Gspos("PM09", 1, "DPMD", 0.,0.,0., 0, "ONLY");
205// gMC->Gspos("PM10", 1, "DPMD", 0.,0.,0., 0, "ONLY");
206// gMC->Gspos("PM11", 1, "DPMD", 0.,0.,0., 0, "ONLY");
207// gMC->Gspos("PM12", 1, "DPMD", 0.,0.,0., 0, "ONLY");
208// gMC->Gspos("PM13", 1, "DPMD", 0.,0.,0., 0, "ONLY");
209// gMC->Gspos("PM14", 1, "DPMD", 0.,0.,0., 0, "ONLY");
6edc06da 210// --- Place the DPMD in ALICE with front edge 5.8m from vertex ---
211 xp = 0.;
212 yp = 0.;
213 zp = zdist1;
cfce8870 214// gMC->Gspos("PMDL", 1, "DPMD", xp,yp,0., 0, "ONLY");
215// gMC->Gspos("PMDR", 1, "DPMD", xp,yp,0., 0, "ONLY");
216 gMC->Gspos("DPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
6edc06da 217
218}
219
220//_____________________________________________________________________________
221void AliPMDv1::CreatePads()
222{
223 //
224 // Create the geometry of the pads
225 // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
226 // *** HEXAGONAL PADS WITH 10 MM SQUARE EQUIVALENT
227 // -- Author : S. Chattopadhyay, 02/04/1999.
228
229// Basic unit is DP11, a hexagonal cell, which is placed inside another
230// hexagonal cell (DS11) of larger radius, compared to DP11. The difference in r// adius gives the dimension of half width of each cell wall.
231// These cells are placed as 72 x 72 array in a
232// rhombus shaped supermodule (DW11). The rhombus shaped modules are designed
233// to have closed packed structure.
234// Each supermodule (SUPR), made of G10 is filled with following components
235// SMSS --> SS backing,
236// SMAR --> Gap between gas hexagonal cells and G10 backing.
237// DW11 --> Ar-Co2 filled gas hexagonal cells.
238// SMAR
239// These supermodules are placed inside the main module (DM11), with Fe and
240// Pb converter positioned between CPV and PMD.
241// DM11 made of
242// SUPR (rotated to place steel on the other side), this works as preshower
243// when PMD is placed in -ve z.
244// SUPB --> Pb converter
245// SUFE --> Fe backing
246// SUPR --> supermodule without rotation (this acts as CPV).
247//
248
6edc06da 249 const Int_t npad2 = 72;
250 Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
251//total wall thickness=0.2*2
252 Float_t hexd2[10] = {0.,360.,6,2,-0.4,0.,0.51,0.4,0.,0.51};
253 Int_t i, j;
254 Float_t xb, yb, zb;//, sw[3];
255 Int_t number;
256 Int_t ihrotm,irotdm;
b7f65909 257 const Float_t root3_cons = TMath::Sqrt(3.) /2.;
ad51aeb0 258 Int_t *idtmed = fIdtmed->GetArray()-599;
6edc06da 259
260 AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
261 AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
262 zdist1 = fIn[2];
263 zdist = TMath::Abs(zdist1);
264//
265 Int_t xrow=1;
266 Float_t dpara[6] = {12.5,12.5,0.4,30.,0.,0.};
267 dpara[0]=(npad2+0.25)*hexd1[6];
268 dpara[1] = dpara[0] *root3_cons;
269//
270//Subhasis, dimensional parameters of rhombus (dpara) as given to gsvolu
271// rhombus to accomodate 72 x 72 hexagons, and with total 1.2cm extension
272//(1mm tolerance on both side and 5mm thick G10 wall)
273//
274
275// **** PAD SIZE 10 MM SQUARE EQUIVALENT
276//
277// Inner hex filled with gas
cfce8870 278 gMC->Gsvolu("DP11", "PGON", idtmed[604], hexd2,10);
279 gMC->Gsatt("DP11", "SEEN", 1);
6edc06da 280
281// Outer hex filled with Plastic
cfce8870 282//plastic gMC->Gsvolu("DS11", "PGON", idtmed[616], hexd1,10);
6edc06da 283// Iron
cfce8870 284 gMC->Gsvolu("DS11", "PGON", idtmed[601], hexd1,10);
285 gMC->Gsatt("DS11", "SEEN", 1);
6edc06da 286// --- place inner hex inside outer hex
cfce8870 287 gMC->Gsposp("DP11", 1, "DS11", 0., 0., 0., 0, "ONLY", hexd2, 10);
6edc06da 288// Rhombus shaped supermodules (defined by PARA)
289// volume for SUPERMODULE
290 Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
291 dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
292 dpara_sm[1] = dpara_sm[0] *root3_cons;
293//
cfce8870 294 gMC->Gsvolu("SUPR","PARA", idtmed[607], dpara_sm, 6);
295 gMC->Gsatt("SUPR", "SEEN", 1);
6edc06da 296// SS
297 Float_t dpara_ss[6] = {12.5,12.5,8.,30.,0.,0.};
298 dpara_ss[0]= dpara[0];
299 dpara_ss[1]= dpara[1];
300 dpara_ss[2]= 0.3/2.;
301//
cfce8870 302 gMC->Gsvolu("SMSS","PARA", idtmed[601], dpara_ss, 6);
303 gMC->Gsatt("SMSS", "SEEN", 1);
6edc06da 304// Air
305 Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.};
306 dpara_air[0]= dpara[0] - 0.5;
307 dpara_air[1]= dpara_air[0] * root3_cons;
308 dpara_air[2]= 0.1/2.;
cfce8870 309// gMC->Gsvolu("SMAR","PARA", idtmed[604], dpara_air, 6);
310 gMC->Gsvolu("SMAR","PARA", idtmed[698], dpara_air, 6);
311 gMC->Gsatt("SMAR", "SEEN", 1);
6edc06da 312//
313// volume for gas chamber (DW11)
314//
cfce8870 315// gMC->Gsvolu("DW11","PARA", idtmed[604], dpara, 6);
316 gMC->Gsvolu("DW11","PARA", idtmed[698], dpara, 6);
317 gMC->Gsatt("DW11", "SEEN", 1);
6edc06da 318// Place outer hex inside DW11
319 yb = -dpara[1] + (1./root3_cons)*hexd1[6];
320 zb = 0.;
321 for (j = 1; j <= npad2; ++j) {
322 xb =-(dpara[0] + dpara[1]*0.577) + 2*hexd1[6];
323 if(xrow >= 2){
324 xb = xb+(xrow-1)*hexd1[6];
325 }
326 for (i = 1; i <= npad2; ++i) {
327 number = i+(j-1)*npad2;
cfce8870 328 gMC->Gsposp("DS11", number, "DW11", xb, yb, zb, ihrotm, "ONLY", hexd1, 10);
6edc06da 329 xb += (hexd1[6]*2.);
330 }
331 xrow = xrow+1;
b7f65909 332 yb += (hexd1[6]*TMath::Sqrt(3.));
6edc06da 333 }
334 Float_t z_ss,z_air1,z_air2,z_gas;
335// Place other components inside super module
336 z_ss=-dpara_sm[2]+dpara_ss[2];
cfce8870 337 gMC->Gspos("SMSS", 1, "SUPR", 0., 0., z_ss, 0, "ONLY");
6edc06da 338 z_air1=z_ss+dpara_ss[2] +dpara_air[2];
cfce8870 339 gMC->Gspos("SMAR", 1, "SUPR", 0., 0., z_air1, 0, "ONLY");
6edc06da 340 z_gas=z_air1+dpara_air[2]+dpara[2]+0.1;
cfce8870 341 gMC->Gspos("DW11", 1, "SUPR", 0., 0., z_gas, 0, "ONLY");
6edc06da 342 z_air2=z_gas+dpara[2]+0.1+dpara_air[2];
cfce8870 343 gMC->Gspos("SMAR", 2, "SUPR", 0., 0., z_air2, 0, "ONLY");
6edc06da 344
345// --- DEFINE MODules, iron, and lead voLUMES
346
347
348// volume for SUPERMODULE
349// Pb
350 Float_t dpara_pb[6] = {12.5,12.5,8.,30.,0.,0.};
351 dpara_pb[0]=dpara_sm[0];
352 dpara_pb[1]=dpara_sm[1];
353// dpara_pb[2]=1.1/2.;
354 dpara_pb[2]=1.5/2.;
cfce8870 355 gMC->Gsvolu("SUPB","PARA", idtmed[600], dpara_pb, 6);
356 gMC->Gsatt("SUPB", "SEEN", 1);
6edc06da 357// Fe
358 Float_t dpara_fe[6] = {12.5,12.5,8.,30.,0.,0.};
359 dpara_fe[0]=dpara_sm[0];
360 dpara_fe[1]=dpara_sm[1];
361 dpara_fe[2]=0.5/2.;
cfce8870 362 gMC->Gsvolu("SUFE","PARA", idtmed[601], dpara_fe, 6);
363 gMC->Gsatt("SUFE", "SEEN", 1);
6edc06da 364// volume for DM11
365 Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
366 dpara_dm11[0]=dpara_sm[0]+.01;
367 dpara_dm11[1] = dpara_dm11[0] *root3_cons;
368 dpara_dm11[2]= 6.2/2.;
369
370//
cfce8870 371 gMC->Gsvolu("DM11","PARA", idtmed[698], dpara_dm11, 6);
372 gMC->Gsatt("DM11", "SEEN", 1);
6edc06da 373// position super module inside DM11
374 Float_t z_ps,z_pb,z_fe,z_cv;
375 z_ps=-dpara_dm11[2]+dpara_sm[2];
cfce8870 376 gMC->Gspos("SUPR", 1, "DM11", 0., 0., z_ps, irotdm, "ONLY");
6edc06da 377 z_pb=z_ps+dpara_sm[2]+dpara_pb[2];
cfce8870 378 gMC->Gspos("SUPB", 1, "DM11", 0., 0., z_pb, 0, "ONLY");
6edc06da 379 z_fe=z_pb+dpara_pb[2]+dpara_fe[2];
cfce8870 380 gMC->Gspos("SUFE", 1, "DM11", 0., 0., z_fe, 0, "ONLY");
6edc06da 381 z_cv=z_fe+dpara_fe[2]+dpara_sm[2];
cfce8870 382 gMC->Gspos("SUPR", 2, "DM11", 0., 0., z_cv, 0, "ONLY");
6edc06da 383//
384}
385
386//_____________________________________________________________________________
387void AliPMDv1::DrawModule()
388{
389 //
390 // Draw a shaded view of the Photon Multiplicity Detector
391 //
392
cfce8870 393 gMC->Gsatt("*", "seen", -1);
394 gMC->Gsatt("alic", "seen", 0);
6edc06da 395 //
396 // Set the visibility of the components
397 //
cfce8870 398 gMC->Gsatt("DP11","seen",0);
399 gMC->Gsatt("DS11","seen",1);
400 gMC->Gsatt("DW11","seen",0);
401 gMC->Gsatt("DM11","seen",1);
402 gMC->Gsatt("DPMD","seen",0);
6edc06da 403 //
cfce8870 404 gMC->Gdopt("hide", "on");
405 gMC->Gdopt("shad", "on");
406 gMC->Gsatt("*", "fill", 7);
407 gMC->SetClipBox(".");
408 gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
409 gMC->DefaultRange();
410 gMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02);
411 gMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
412 //gMC->Gdman(17, 5, "MAN");
413 gMC->Gdopt("hide", "off");
6edc06da 414}
415
416//_____________________________________________________________________________
417void AliPMDv1::CreateMaterials()
418{
419 //
420 // Create materials for the PMD version 1
421 //
422 // ORIGIN : Y. P. VIYOGI
423 //
424
6edc06da 425 // --- The Argon- CO2 mixture ---
426 Float_t ag[2] = { 39.95 };
427 Float_t zg[2] = { 18. };
428 Float_t wg[2] = { .8,.2 };
429 Float_t dar = .001782; // --- Ar density in g/cm3 ---
430 // --- CO2 ---
431 Float_t ac[2] = { 12.,16. };
432 Float_t zc[2] = { 6.,8. };
433 Float_t wc[2] = { 1.,2. };
434 Float_t dc = .001977;
435 Float_t dco = .002; // --- CO2 density in g/cm3 ---
436
437 Float_t absl, radl, a, d, z;
438 Float_t dg;
439 Float_t x0ar;
440 Float_t buf[1];
441 Int_t nbuf;
442 Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
443 Float_t zsteel[4] = { 26.,24.,28.,14. };
444 Float_t wsteel[4] = { .715,.18,.1,.005 };
445
ad51aeb0 446 Int_t *idtmed = fIdtmed->GetArray()-599;
6edc06da 447 Int_t isxfld = gAlice->Field()->Integ();
448 Float_t sxmgmx = gAlice->Field()->Max();
449
450 // --- Define the various materials for GEANT ---
451 AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5);
452 x0ar = 19.55 / dar;
453 AliMaterial(2, "Argon$", 39.95, 18., dar, x0ar, 6.5e4);
454 AliMixture(3, "CO2 $", ac, zc, dc, -2, wc);
455 AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5);
456 AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5);
457 AliMaterial(7, "W $", 183.85, 74., 19.3, .35, 10.3);
458 AliMaterial(8, "G10 $", 20., 10., 1.7, 19.4, 999.);
459 AliMaterial(9, "SILIC$", 28.09, 14., 2.33, 9.36, 45.);
460 AliMaterial(10, "Be $", 9.01, 4., 1.848, 35.3, 36.7);
461 AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.);
462 AliMaterial(16, "C $", 12.01, 6., 2.265, 18.8, 49.9);
463 AliMaterial(17, "POLYCARBONATE $", 20., 10., 1.2, 34.6, 999.);
464
465 AliMaterial(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.);
466 AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.);
467 AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16);
468 AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.);
469 AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
470 // define gas-mixtures
471
472 char namate[21];
cfce8870 473 gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
6edc06da 474 ag[1] = a;
475 zg[1] = z;
476 dg = (dar * 4 + dco) / 5;
477 AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
478
479 // Define tracking media
ad51aeb0 480 AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
481 AliMedium(2, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
482 AliMedium(7, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
483 AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
484 AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
485 AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
486 AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
487 AliMedium(9, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
488 AliMedium(10, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
489 AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
490 AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .1);
491 AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
492 AliMedium(16, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
493 AliMedium(17, "PLOYCARB$", 17, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
6edc06da 494
495 // --- Generate explicitly delta rays in the iron, aluminium and lead ---
cfce8870 496 gMC->Gstpar(idtmed[600], "LOSS", 3.);
497 gMC->Gstpar(idtmed[600], "DRAY", 1.);
6edc06da 498
cfce8870 499 gMC->Gstpar(idtmed[603], "LOSS", 3.);
500 gMC->Gstpar(idtmed[603], "DRAY", 1.);
6edc06da 501
cfce8870 502 gMC->Gstpar(idtmed[604], "LOSS", 3.);
503 gMC->Gstpar(idtmed[604], "DRAY", 1.);
6edc06da 504
cfce8870 505 gMC->Gstpar(idtmed[605], "LOSS", 3.);
506 gMC->Gstpar(idtmed[605], "DRAY", 1.);
6edc06da 507
cfce8870 508 gMC->Gstpar(idtmed[606], "LOSS", 3.);
509 gMC->Gstpar(idtmed[606], "DRAY", 1.);
6edc06da 510
cfce8870 511 gMC->Gstpar(idtmed[607], "LOSS", 3.);
512 gMC->Gstpar(idtmed[607], "DRAY", 1.);
6edc06da 513
514 // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
515 // --- without affecting the hit patterns ---
cfce8870 516 gMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
517 gMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
518 gMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
519 gMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
520 gMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
521 gMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
522 gMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
523 gMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
524 gMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
525 gMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
526 gMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
527 gMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
528 gMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
529 gMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
530 gMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
531 gMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
532 gMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
533 gMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
534 gMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
535 gMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
6edc06da 536
537 // --- Prevent particles stopping in the gas due to energy cut-off ---
cfce8870 538 gMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
539 gMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
540 gMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
541 gMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
542 gMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
6edc06da 543}
544
545//_____________________________________________________________________________
546void AliPMDv1::Init()
547{
548 //
549 // Initialises PMD detector after it has been built
550 //
551 Int_t i;
552 kdet=1;
553 //
554 printf("\n");
555 for(i=0;i<35;i++) printf("*");
556 printf(" PMD_INIT ");
557 for(i=0;i<35;i++) printf("*");
558 printf("\n");
559 printf(" PMD simulation package (v1) initialised\n");
560 printf(" parameters of pmd\n");
561 printf("%6d %10.2f %10.2f %10.2f %10.2f %10.2f\n",kdet,thmin,thmax,zdist,thlow,thhigh);
562 //
563 for(i=0;i<80;i++) printf("*");
564 printf("\n");
565 //
ad51aeb0 566 Int_t *idtmed = fIdtmed->GetArray()-599;
6edc06da 567 fMedSens=idtmed[605-1];
568}
569
570//_____________________________________________________________________________
571void AliPMDv1::StepManager()
572{
573 //
574 // Called at each step in the PMD
575 //
576 Int_t copy;
577 Float_t hits[4], destep;
578 Float_t center[3] = {0,0,0};
579 Int_t vol[5];
0a6d8768 580 // char *namep;
6edc06da 581
cfce8870 582 if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) {
6edc06da 583
0a6d8768 584 gMC->CurrentVolID(copy);
585// namep=gMC->CurrentVolName();
586// printf("Current vol is %s \n",namep);
6edc06da 587 vol[0]=copy;
0a6d8768 588 gMC->CurrentVolOffID(1,copy);
589// namep=gMC->CurrentVolOffName(1);
590// printf("Current vol 11 is %s \n",namep);
6edc06da 591 vol[1]=copy;
0a6d8768 592 gMC->CurrentVolOffID(2,copy);
593// namep=gMC->CurrentVolOffName(2);
594// printf("Current vol 22 is %s \n",namep);
6edc06da 595 vol[2]=copy;
596// if(strncmp(namep,"DW11",4))vol[2]=1;
0a6d8768 597 gMC->CurrentVolOffID(3,copy);
598// namep=gMC->CurrentVolOffName(3);
599// printf("Current vol 33 is %s \n",namep);
6edc06da 600 vol[3]=copy;
0a6d8768 601 gMC->CurrentVolOffID(4,copy);
602// namep=gMC->CurrentVolOffName(4);
603// printf("Current vol 44 is %s \n",namep);
6edc06da 604 vol[4]=copy;
605// printf("volume number %d,%d,%d,%d,%d \n",vol[0],vol[1],vol[2],vol[3],vol[4]);
cfce8870 606 gMC->Gdtom(center,hits,1);
6edc06da 607 hits[3] = destep*1e9; //Number in eV
608 AddHit(gAlice->CurrentTrack(), vol, hits);
609 }
610}
611
612