eliminate warnings
[u/mrichter/AliRoot.git] / FMD / AliFMDv0.cxx
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 /* $Id$ */
17
18  /////////////////////////////////////////////////////////////////////
19 //                                                                 //
20 // Forward Multiplicity detector based on Silicon version 0        //
21 //
22 //Begin Html       
23 /*
24 <img src="gif/AliFMDv0Class.gif">
25 */
26 //End Html
27 //                                                                  //
28 //                                                                  //
29 //////////////////////////////////////////////////////////////////////
30
31 #include <Riostream.h>
32 #include <stdlib.h>
33
34 #include <TGeometry.h>
35 #include <TLorentzVector.h>
36 #include <TMath.h>
37 #include <TNode.h>
38 #include <TTUBE.h>
39 #include <TLorentzVector.h>
40
41 #include "AliFMDv0.h"
42 #include "AliMagF.h"
43 #include "AliRndm.h"
44 #include "AliRun.h"
45 #include "AliFMDhit.h"
46
47 ClassImp(AliFMDv0)
48
49 //--------------------------------------------------------------------
50 AliFMDv0::AliFMDv0(const char *name, const char *title):
51  AliFMD(name,title)
52 {
53   //
54   // Standart constructor for Forward Multiplicity Detector version 0
55   //
56   fIdSens1=0;
57   fIdSens2=0;
58   fIdSens3=0;
59   fIdSens4=0;
60   fIdSens5=0;
61 //  setBufferSize(128000);
62 }
63 //-------------------------------------------------------------------------
64
65 void AliFMDv0::CreateGeometry()
66 {
67 //
68   // Create the geometry of Forward Multiplicity Detector version 0
69   //
70   //Detector consists of 6 volumes: 
71   // 1st covered pseudorapidity interval from 3.3 to 2.0
72   // and placed on 65cm in Z-direction;
73   // 2nd - from 2.0 to 1.6 and Z=85 cm;
74   // 3d  - the same pseudorapidity interval as the 1st 
75   // but on the other side from the interaction point z=-65cm;
76   // 4th - simmetricaly with the 2nd : 
77   // pseudorapidity from 2.0 to 1.6, Z=-85cm   
78   // 5th - from 3.6 to 4.7, Z=-270cm
79   // 6th - from 4.5 to 5.5 , Z=-630cm.
80   // Each part has 400mkm Si (sensetive area, detector itself),
81   // 0.75cm of plastic simulated electronics material,
82   // Al support ring 2cm thickness and 1cm width placed on 
83   // the outer radius of each Si disk;
84   //    
85   // begin Html
86   /*
87    <img src="gif/AliFMDv0.gif">
88    */
89   //
90
91
92
93   Int_t *idtmed = fIdtmed->GetArray();
94    
95   Int_t ifmd;
96   Int_t idrotm[999];
97   Float_t zFMD,par[3],ppcon[15];
98   Float_t z[5]={62.8, 75.2, -83.4, -75.2, -340.};
99   Float_t NylonTube[3]={0.2,0.6,0.45};
100   Float_t zPCB=0.12; Float_t zHoneyComb=0.5; 
101   Float_t zSi=0.03;
102  
103   char nameFMD[5], nameSi[5], nameSector[5], nameRing[5];
104   Char_t nameHoney[5], nameHoneyIn[5], nameHoneyOut[5];
105   Char_t namePCB[5], nameCopper[5], nameChips[5], nameG10[5];
106   Char_t nameLPCB[5], nameLCopper[5], nameLChips[5], nameGL10[5];;
107   Float_t rin[5]={4.2,15.4,4.2,15.4,4.2};
108   Float_t rout[5]={17.4,28.4,17.4,28.4,17.4};
109   Float_t RinHoneyComb[5] ={ 5.15,16.4,  5.15,16.4,  5.15};
110   Float_t RoutHoneyComb[5]={20.63,34.92,22.3, 32.02,20.63};
111   Float_t zInside;
112   Float_t zCooper=0.01; Float_t zChips=0.01;
113   Float_t yNylonTube[5]={10,20,10,20,10};
114
115
116   AliMatrix(idrotm[901], 90, 0, 90, 90, 180, 0);
117   
118   
119   // Nylon tubes
120    gMC->Gsvolu("GNYL","TUBE", idtmed[1], NylonTube, 3);  //support nylon tube
121    Float_t wideSupport=zSi+3*zPCB+2*NylonTube[2]+zHoneyComb;
122      cout<<" wideSupport "<<wideSupport<<endl;
123
124  for (ifmd=0; ifmd<5; ifmd++)
125     {
126       sprintf(nameFMD,"FMD%d",ifmd+1);
127       ppcon[0]=0;
128       ppcon[1]=360;
129       ppcon[2]=4;
130       
131       ppcon[3]=-wideSupport;
132       ppcon[4]=rin[ifmd]+0.1;
133       ppcon[5]=rout[ifmd]+0.1;
134       
135       ppcon[6]=ppcon[3]+2*zSi+2*zPCB+2*NylonTube[2];
136       ppcon[7]=rin[ifmd]+0.1;
137       ppcon[8]=rout[ifmd]+0.1;
138       
139       ppcon[9]=ppcon[6];
140       ppcon[10]=RinHoneyComb[ifmd]+0.1;
141       ppcon[11]=RoutHoneyComb[ifmd]+0.1;
142
143       ppcon[12]=ppcon[9]+2*zHoneyComb+zPCB;
144       ppcon[13]=RinHoneyComb[ifmd]+0.1;
145       ppcon[14]=RoutHoneyComb[ifmd]+0.1;
146       gMC->Gsvolu(nameFMD,"PCON",idtmed[0],ppcon,15);
147       if (z[ifmd] >0){  
148         zFMD=z[ifmd]+wideSupport;
149         gMC->Gspos(nameFMD,1,"ALIC",0,0,zFMD,0, "ONLY");}
150       else {
151         zFMD=z[ifmd]-wideSupport;
152         gMC->Gspos(nameFMD,1,"ALIC",0,0,zFMD,idrotm[901], "ONLY");}
153      //silicon
154       sprintf(nameSi,"GSI%d",ifmd+1);
155       sprintf(nameSector,"GSC%d",ifmd+1);
156       sprintf(nameRing,"GRN%d",ifmd+1);
157       
158       //honeycomb support
159       sprintf(nameHoney,"GSU%d",ifmd+1);
160       gMC->Gsvolu(nameHoney,"TUBE", idtmed[0], par, 0);  //honeycomb 
161       sprintf(nameHoneyIn,"GHI%d",ifmd+1);
162       gMC->Gsvolu(nameHoneyIn,"TUBE", idtmed[7], par, 0);  //honey comb inside 
163       sprintf(nameHoneyOut,"GHO%d",ifmd+1);
164       gMC->Gsvolu(nameHoneyOut,"TUBE", idtmed[6], par, 0);  //honey comb skin
165       //PCB
166       sprintf(namePCB,"GPC%d",ifmd+1);
167       gMC->Gsvolu(namePCB,"TUBE", idtmed[0], par, 0); //PCB
168       sprintf(nameCopper,"GCO%d",ifmd+1);
169       gMC->Gsvolu(nameCopper,"TUBE", idtmed[3], par, 0);  // Cooper
170       sprintf(nameChips,"GCH%d",ifmd+1);
171       gMC->Gsvolu(nameChips,"TUBE", idtmed[5], par, 0); // Si chips
172       sprintf(nameG10,"G10%d",ifmd+1);
173       gMC->Gsvolu(nameG10,"TUBE", idtmed[2], par, 0);  //G10 plate
174       //last PCB
175       sprintf(nameLPCB,"GPL%d",ifmd+1);
176       gMC->Gsvolu(nameLPCB,"TUBE", idtmed[0], par, 0); //PCB
177       sprintf(nameLCopper,"GCL%d",ifmd+1);
178       gMC->Gsvolu(nameLCopper,"TUBE", idtmed[3], par, 0);  // Cooper
179       sprintf(nameLChips,"GHL%d",ifmd+1);
180       gMC->Gsvolu(nameLChips,"TUBE", idtmed[5], par, 0); // Si chips
181       sprintf(nameGL10,"G1L%d",ifmd+1);
182       gMC->Gsvolu(nameGL10,"TUBE", idtmed[2], par, 0); // Last G10
183       par[0]=rin[ifmd]; // pipe size
184       par[1]=rout[ifmd];
185       par[2]=zSi/2;
186       gMC->Gsvolu(nameSi,"TUBE", idtmed[4], par, 3);
187       zInside=ppcon[3]+par[2];
188        gMC->Gspos(nameSi,ifmd+1,nameFMD,0,0,zInside,0, "ONLY");
189       //PCB 1
190       zInside += par[2]+zPCB/2;
191       par[2]=zPCB/2;
192       gMC->Gsposp(namePCB,1,nameFMD,0,0,zInside,0, "ONLY",par,3);
193       zInside += zPCB;
194       gMC->Gsposp(namePCB,2,nameFMD,0,0,zInside,0, "ONLY",par,3);
195       Float_t NulonTubeBegin=zInside+2.5*zPCB;
196       par[2]=zPCB/2-0.02;
197       Float_t zInPCB = -zPCB/2+par[2];
198       gMC->Gsposp(nameG10,1,namePCB,0,0,zInPCB,0, "ONLY",par,3);
199       zInPCB+=par[2]+zCooper/2 ;
200       par[2]=zCooper/2;
201       gMC->Gsposp(nameCopper,1,namePCB,0,0,zInPCB,0, "ONLY",par,3);
202       zInPCB += zCooper/2 + zChips/2;
203       par[2]=zChips/2;
204       gMC->Gsposp(nameChips,1,namePCB,0,0,zInPCB,0, "ONLY",par,3);
205       //HoneyComb
206       zHoneyComb=0.8;   
207       par[0] = RinHoneyComb[ifmd];
208       par[1] = RoutHoneyComb[ifmd];
209       par[2] = zHoneyComb/2;
210       zInside += 2*NylonTube[2]+par[2];
211       gMC->Gsposp(nameHoney,1,nameFMD,0,0,zInside,0, "ONLY",par,3);
212       par[2]=0.1/2;
213       Float_t zHoney=-zHoneyComb/2+par[2];
214       gMC->Gsposp(nameHoneyOut,1,nameHoney,0,0,zHoney,0,
215                   "ONLY",par,3); //shkurki
216       zHoney=zHoneyComb/2-par[2];
217       gMC->Gsposp(nameHoneyOut,2,nameHoney,0,0,zHoney,0, "ONLY",par,3);
218       par[2]=(zHoneyComb-2.*0.1)/2; //soty vnutri
219       gMC->Gsposp(nameHoneyIn,1,nameHoney,0,0,0,0, "ONLY",par,3);
220       
221       gMC->Gspos("GNYL",1,nameFMD,0,yNylonTube[ifmd],
222                  NulonTubeBegin+NylonTube[2]/2.,0, "ONLY");
223       gMC->Gspos("GNYL",2,nameFMD,0,-yNylonTube[ifmd],
224                  NulonTubeBegin+NylonTube[2]/2.,0, "ONLY");
225          
226       //last PCB
227       par[0]=RoutHoneyComb[ifmd]-9;
228       par[1]=RoutHoneyComb[ifmd];
229       par[2]=zPCB/2;
230       zInside += zHoneyComb/2+par[2];
231       gMC->Gsposp(nameLPCB,1,nameFMD,0,0,zInside,0, "ONLY",par,3);
232       
233        par[2]=zPCB/2-0.02;
234        zInPCB = -zPCB/2+par[2];
235        gMC->Gsposp(nameGL10,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3);
236        zInPCB+=par[2]+zCooper/2 ;
237        par[2]=zCooper/2;
238        gMC->Gsposp(nameLCopper,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3);
239        zInPCB += zCooper/2 + zChips/2;
240        par[2]=zChips/2;
241        gMC->Gsposp(nameLChips,1,nameLPCB,0,0,zInPCB,0, "ONLY",par,3);
242       
243            
244      //Granularity
245        fSectorsSi1=20;
246        fRingsSi1=256*2;
247     // fRingsSi1=3; // for drawing only
248        fSectorsSi2=40;
249        fRingsSi2=128*2;
250      //  fRingsSi2=3; //for  drawing onl
251     if(ifmd==1||ifmd==3)
252       { 
253         gMC->Gsdvn(nameSector, nameSi , fSectorsSi2, 2);
254         gMC->Gsdvn(nameRing, nameSector, fRingsSi2, 1);
255       }
256     else
257       {
258         gMC->Gsdvn(nameSector, nameSi , fSectorsSi1, 2);
259         gMC->Gsdvn(nameRing, nameSector , fRingsSi1, 1);
260       }
261     
262     }
263 }    
264
265
266 //------------------------------------------------------------------------
267 void AliFMDv0::CreateMaterials() 
268 {
269  Int_t isxfld   = gAlice->Field()->Integ();
270  Float_t sxmgmx = gAlice->Field()->Max();
271
272  // Plastic CH
273  Float_t aPlastic[2]={1.01,12.01};
274  Float_t zPlastic[2]={1,6};
275  Float_t wPlastic[2]={1,1};
276  Float_t denPlastic=1.03;
277    //
278   //     60% SiO2 , 40% G10FR4 
279  // PC board
280  Float_t apcb[3]  = { 28.0855,15.9994,17.749 };
281  Float_t zpcb[3]  = { 14.,8.,8.875 };
282  Float_t wpcb[3]  = { .28,.32,.4 };
283  Float_t denspcb  = 1.8;
284    //
285  //*** Definition Of avaible FMD materials ***
286  AliMaterial(0, "FMD Air$", 14.61, 7.3, .001205, 30423.,999); 
287  AliMixture(1, "Plastic$",aPlastic,zPlastic,denPlastic,-2,wPlastic);
288  AliMixture(2, "SSD PCB$",   apcb, zpcb, denspcb, 3, wpcb);
289  AliMaterial(3, "SSD Copper$", 63.546, 29., 8.96, 1.43, 999.);
290  AliMaterial(4, "SSD Si$",      28.0855, 14., 2.33, 9.36, 999.);
291  AliMaterial(5, "SSD Si chip$", 28.0855, 14., 2.33, 9.36, 999.);
292  AliMaterial(6, "SSD C$",       12.011,   6., 2.265,18.8, 999.);
293  AliMaterial(7, "SSD Kapton$", 12.011, 6., 0.01, 31.27, 999.);//honeycomb
294   AliMaterial(8, "SSD G10FR4$", 17.749, 8.875, 1.8, 21.822, 999.);
295    
296
297 //**
298  AliMedium(0, "FMD air$", 0, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001);
299  AliMedium(1, "Plastic$", 1, 0,isxfld, sxmgmx,  10., .01, 1., .003, .003);
300  AliMedium(2, "SSD PCB$", 2, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001);
301  AliMedium(3, "SSD Copper$", 3, 0,isxfld, sxmgmx,  10., .01, 1., .003, .003);
302  AliMedium(4, "SSD Si$", 4, 1, isxfld, sxmgmx, 1., .001, 1., .001, .001);
303  AliMedium(5, "SSD Si chip$", 5, 0,isxfld, sxmgmx,  10., .01, 1., .003, .003);
304  AliMedium(6, "SSD C$", 6, 0,isxfld, sxmgmx,  10., .01, 1., .003, .003);
305  AliMedium(7, "SSD Kapton$", 7, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001);
306  AliMedium(8, "SSD G10FR4$", 8, 0,isxfld, sxmgmx,  10., .01, 1., .003, .003);
307  
308
309
310 }
311 //---------------------------------------------------------------------
312 void AliFMDv0::DrawDetector()
313 {
314 //
315 // Draw a shaded view of the Forward multiplicity detector version 0
316 //
317
318
319 //Set ALIC mother transparent
320 gMC->Gsatt("ALIC","SEEN",0);
321 //
322 //Set volumes visible
323 gMC->Gsatt("FMD0","SEEN",1);
324 gMC->Gsatt("FMD1","SEEN",1);
325 gMC->Gsatt("FMD2","SEEN",1);
326 gMC->Gsatt("FMD3","SEEN",1);
327 gMC->Gsatt("FMD4","SEEN",1);
328 gMC->Gsatt("FMD5","SEEN",1);
329
330 //
331 gMC->Gdopt("hide","on");
332 gMC->Gdopt("shad","on");
333 gMC->SetClipBox(".");
334 gMC->SetClipBox("*",0,1000,-1000,1000,-1000,1000);
335 gMC->DefaultRange();
336 gMC->Gdraw("alic",40,30,0,12,9.5,.2,0.2);
337 gMC->Gdhead(1111,"Forward multiplicity detector");
338 gMC->Gdopt("hide","off");
339 }
340 //-------------------------------------------------------------------
341 void AliFMDv0::Init()
342 {
343 // Initialises version 0 of the Forward Multiplicity Detector
344 //
345 AliFMD::Init();
346 fIdSens1=gMC->VolId("GRN1");
347 fIdSens2=gMC->VolId("GRN2");
348 fIdSens3=gMC->VolId("GRN3");
349 fIdSens4=gMC->VolId("GRN4");
350 fIdSens5=gMC->VolId("GRN5");
351 if (fDebug) printf("*** FMD version 0 initialized ***\n");
352 }
353
354 //-------------------------------------------------------------------
355
356 void AliFMDv0::StepManager()
357 {
358   //
359   // Called for every step in the Forward Multiplicity Detector
360   //
361 }
362