1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 Revision 1.2 2002/10/14 14:55:34 hristov
19 Merging the VirtualMC branch to the main development branch (HEAD)
21 Revision 1.1.2.1 2002/10/10 14:40:31 hristov
22 Updating VirtualMC to v3-09-02
24 Revision 1.1 2002/10/07 11:22:53 gamez
25 First version, stand alone detector
30 ///////////////////////////////////////////////////////////////////////////////
32 // ALICE Cosmic Ray Trigger //
34 // This class contains the functions for version 0 of the ALICE Cosmic Ray //
35 // Trigger. This vesion is suposed to work as standalone module //
40 // Arturo Fernandez <afernand@fcfm.buap.mx>
41 // Enrique Gamez <egamez@fcfm.buap.mx>
43 // Universidad Autonoma de Puebla
48 <img src="picts/AliCRTv1Class.gif">
51 <p>The responsible person for this module is
52 <a href="mailto:egamez@fcfm.buap.mx">Enrique Gamez</a>.
58 ///////////////////////////////////////////////////////////////////////////////
60 #include <Riostream.h>
62 #include <TGeometry.h>
65 #include <TLorentzVector.h>
74 #include "AliCRTConstants.h"
78 //_____________________________________________________________________________
79 AliCRTv1::AliCRTv1() : AliCRTv0()
82 // Default constructor for CRT
87 fMagnetStatus = kTRUE;
92 //_____________________________________________________________________________
93 AliCRTv1::AliCRTv1(const char *name, const char *title)
94 : AliCRTv0(name,title)
97 // Standard constructor for CRT
101 <img src="picts/AliCRTv1.gif">
107 fRICHStatus = kFALSE;
109 fMagnetStatus = kFALSE;
112 //_____________________________________________________________________________
113 AliCRTv1::AliCRTv1(const AliCRTv1& crt)
121 //_____________________________________________________________________________
122 AliCRTv1& AliCRTv1::operator= (const AliCRTv1& crt)
125 // Asingment operator
131 //_____________________________________________________________________________
132 void AliCRTv1::CreateGeometry()
135 // Create geometry for the CRT array
138 Int_t idrotm[2499]; // The rotation matrix.
140 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
144 this->CreateShafts();
148 this->CreateMolasse();
155 box[0] = AliCRTConstants::fgCageLenght/2.; // Half Length of the box along the X axis, cm.
156 box[1] = AliCRTConstants::fgCageHeight/2.; // Half Length of the box along the Y axis, cm.
157 box[2] = AliCRTConstants::fgCageWidth/2.; // Half Length of the box along the Z axis, cm.
160 // Create a big voluem with air barrel above the magnet
162 Float_t magnetSides = 3.;
163 Float_t planesPerpendicularToZ = 2.;
165 Float_t rMax = rMin + 20.; // 20 cm width
167 barrel[1] = 45*magnetSides;
168 barrel[2] = magnetSides;
169 barrel[3] = planesPerpendicularToZ;
176 gMC->Gsvolu("CRT4", "PGON", idtmed[1114], barrel, 10);
177 gMC->Gspos("CRT4", 1 , "CRT", 0., -30., 0., 0, "ONLY");
180 // Create the current sicuiitllator arry
181 // Define the Scintillators. as a big box.
183 scint[0] = AliCRTConstants::fgActiveAreaLenght/2.; // Half Length in X
184 scint[1] = AliCRTConstants::fgActiveAreaHeight/2.; // Half Length in Y
185 scint[2] = AliCRTConstants::fgActiveAreaWidth/2.; // Half Length in Z
186 gMC->Gsvolu("CRT1", "BOX ", idtmed[1112], scint, 3); // Scintillators
189 // we'll start dawing from the center.
194 Float_t gapY = 30.; // 30 cms. above the barrel.
195 // For the height we staimate the from the center of the ceiling,
196 // if were a cilinder, must be about 280cm.
197 Float_t barrelc = 790.; // Barrel radius.
198 Float_t height = barrelc + gapY - 30.;
199 Float_t initY = height;
203 // we'll start dawing from the center.
206 // Put 4 modules on the top of the magnet
208 for ( Int_t i = 1 ; i <= 4 ; i++ ) {
209 gMC->Gspos("CRT1", i, "CRT", initX, initY, (i-step)*box[2], 0, "ONLY");
213 // Modules on the barrel sides.
214 // Because the openenig angle for each face is 22.5, and if we want to
215 // put the modules right in the middle
216 Float_t xtragap = 10.;
217 Float_t initXside = (height+xtragap)*TMath::Sin(2*22.5*kDegrad);//rigthside
218 Float_t initYside = (height+xtragap)*TMath::Cos(2*22.5*kDegrad);
220 // Put 4 modules on the left side of the magnet
221 // The rotation matrix parameters, for the left side.
222 AliMatrix(idrotm[232], 90., 315., 90., 45., 0., 337.5);
224 for ( Int_t i = 1 ; i <= 4 ; i++ ) {
225 gMC->Gspos("CRT1", i+4, "CRT", initXside, initYside, (i-stepl)*box[2],
226 idrotm[232], "ONLY");
230 // Put 4 modules on the right side of the magnet
231 // The rotation matrix parameters for the right side.
232 AliMatrix(idrotm[231], 90., 45., 90., 315., 180., 202.5);
234 for ( Int_t i = 1 ; i <= 4 ; i++ ) {
235 gMC->Gspos("CRT1", i+8, "CRT", -initXside, initYside, (i-stepr)*box[2],
236 idrotm[231], "ONLY");
240 this->CreateMagnetGeometry();
241 this->CreateRICHGeometry();
242 this->CreateTPCGeometry();
246 //_____________________________________________________________________________
247 void AliCRTv1::CreateMagnetGeometry()
250 cout<<"\n\n\tYou are requiring the CRT with the Magnet Activated!\n\n";
252 Int_t idrotm[2499]; // The rotation matrix.
254 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
256 // Disable the CRT StepManager method.
260 Float_t magnetSides = 3.;
261 Float_t planesPerpendicularToZ = 2.;
262 //Float_t rMin = 790.;
263 //Float_t rMax = rMin + 20.; // 20 cm width
266 // Create the upper faces of the magnet.
277 gMC->Gsvolu("C3MO", "PGON", idtmed[1114], barrel, 10);
278 gMC->Gspos("C3MO", 1, "CRT", 0., -30., 0., 0, "ONLY");
286 gMC->Gsvolu("C3CO", "PGON", idtmed[1108], barrel, 10); //Aluminium
287 gMC->Gspos("C3CO", 1, "C3MO", 0., 0., 0., 0, "ONLY");
293 gMC->Gsvolu("C3C1", "PGON", idtmed[1128], barrel, 10);// Aluminium
294 gMC->Gspos("C3C1", 1, "C3MO", 0., 0., 0., 0, "ONLY");
302 gMC->Gsvolu("C3YO", "PGON", idtmed[1109], barrel, 10); // Iron
303 gMC->Gspos("C3YO", 1, "C3MO", 0., 0., 0., 0, "ONLY");
306 // Now create one inside the magnet as L3C1
307 // voulme for tracking.
309 barrel[1] = 45*magnetSides;
310 barrel[2] = magnetSides;
311 barrel[3] = planesPerpendicularToZ;
318 gMC->Gsvolu("C3CI", "PGON", idtmed[1134], barrel, 10);
319 gMC->Gspos("C3CI", 1 , "CRT", 0., -30., 0., 0, "ONLY");
321 // And a detector layer in the door 10 cm thick
322 // Volume for tracking.
331 barrel[8] = barrel[5];
332 barrel[9] = barrel[6];
333 gMC->Gsvolu("C3C2", "PGON", idtmed[1154], barrel, 10); // Air
334 gMC->Gspos("C3C2", 1, "CRT", 0., -30., 0., 0, "ONLY");
335 AliMatrix(idrotm[1010], 90., 0., 90., 90., 180., 0.);
336 gMC->Gspos("C3C2", 2, "CRT", 0., -30., 0., idrotm[1010], "ONLY");
344 barrel[8] = barrel[5];
345 barrel[9] = barrel[6];
346 gMC->Gsvolu("C3DO", "PGON", idtmed[1174], barrel, 10); // Air
347 gMC->Gspos("C3DO", 1, "CRT", 0., -30., 0., 0, "ONLY");
348 AliMatrix(idrotm[1010], 90., 0., 90., 90., 180., 0.);
349 gMC->Gspos("C3DO", 2, "CRT", 0., -30., 0., idrotm[1010], "ONLY");
355 barrel[8] = barrel[5];
356 barrel[9] = barrel[6];
357 gMC->Gsvolu("C3FR", "PGON", idtmed[1149], barrel, 10); // Iron
358 gMC->Gspos("C3FR", 1, "C3DO", 0., 0., 0., 0, "ONLY");
363 gMC->Gsvolu("C3IR", "PGON", idtmed[1149], barrel, 10); //Iron
364 gMC->Gspos("C3IR", 1, "C3DO", 0., 0., 0., 0, "ONLY");
368 //_____________________________________________________________________________
369 void AliCRTv1::CreateTPCGeometry()
371 cout<<"\n\n\tYou are requiring the CRT with the TPC Activated!\n\n";
372 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
374 // Disable the CRT StepManager method.
376 // Disable the MAgnet
377 fMagnetStatus = kFALSE;
379 fRICHStatus = kFALSE;
382 // Tpc SAndwich 1 - Al
390 gMC->Gsvolu("CSA1","TUBS",idtmed[1154],tube,5);
391 // TSA1->TOCV (0.,0.,3.) ->TOIN (0.,0.,0.)->TPC (0.,0.,0.)->ALIC(0.,0.,0.)
392 gMC->Gspos("CSA1 ",1,"CRT",0.,0.,0.,0,"ONLY");
396 //_____________________________________________________________________________
397 void AliCRTv1::CreateRICHGeometry()
400 cout<<"\n\n\tYou are requiring the CRT with the RICH Activated!\n\n";
402 Int_t idrotm[2499]; // The rotation matrix.
404 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
406 // Disable the CRT StepManager method.
408 // Disable the MAgnet
409 fMagnetStatus = kFALSE;
412 // now create volume to simulate the HMPID volume. CSI
413 Float_t csi_length = 160*.8 + 2.6;
414 Float_t csi_width = 144*.84 + 2*2.6;
416 tbox[0] = csi_width/2;
418 tbox[2] = csi_length/2;
419 gMC->Gsvolu("CRIC ", "BOX ", idtmed[1174], tbox, 3);
421 Double_t dOffset = 490+1.267 - 8/2; // distance from center of mother volume ALIC to methane
423 Double_t dAlpha = 19.5; // angle between centers of chambers - y-z plane
424 Double_t dAlphaRad = dAlpha*kDegrad;
426 Double_t dBeta = 20.; // angle between center of chambers - y-x plane
427 Double_t dBetaRad = dBeta*kDegrad;
429 Double_t dRotAngle = 60.; // the whole RICH is to be rotated in x-y plane + means clockwise rotation
430 Double_t dRotAngleRad = dRotAngle*kDegrad;
433 TRotMatrix *pRotMatrix; // tmp pointer
435 TVector3 vector(0,dOffset,0); // Position of chamber 2 without rotation
437 // Chamber 0 standalone (no other chambers in this row)
438 AliMatrix(idrotm[1000],90, -dRotAngle+360,90-dAlpha, 90-dRotAngle, dAlpha, -90+300);
439 pRotMatrix=new TRotMatrix("rot993","rot993",90,-dRotAngle, 90-dAlpha,90-dRotAngle,dAlpha, -90);
441 vector.SetXYZ(0,dOffset,0); vector.RotateX(dAlphaRad);
442 vector.RotateZ(-dRotAngleRad);
444 gMC->Gspos("CRIC",1,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1000], "ONLY");
447 AliMatrix(idrotm[1001],90,-dBeta-dRotAngle,90,90-dBeta-dRotAngle, 0,0);
449 pRotMatrix=new TRotMatrix("rot994","rot994",90,-dBeta-dRotAngle,90,90-dBeta-dRotAngle,0,0);
451 vector.SetXYZ(0,dOffset,0); vector.RotateZ(-dBetaRad);
452 vector.RotateZ(-dRotAngleRad);
454 gMC->Gspos("CRIC",2,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1001], "ONLY");
456 // Chamber 2 the top one with no Alpha-Beta rotation
457 AliMatrix(idrotm[1002],90,-dRotAngle,90,90-dRotAngle,0,0);
459 pRotMatrix=new TRotMatrix("rot995","rot995",90,-dRotAngle,90,90-dRotAngle,0,0);
461 vector.SetXYZ(0,dOffset,0);
462 vector.RotateZ(-dRotAngleRad);
464 gMC->Gspos("CRIC",3,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1002], "ONLY");
467 AliMatrix(idrotm[1003],90,dBeta-dRotAngle,90.,90+dBeta-dRotAngle,0,0);
468 pRotMatrix=new TRotMatrix("rot996","rot996", 90,dBeta-dRotAngle,90.,90+dBeta-dRotAngle,0,0);
470 vector.SetXYZ(0,dOffset,0); vector.RotateZ(dBetaRad);
471 vector.RotateZ(-dRotAngleRad);
473 gMC->Gspos("CRIC",4,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1003], "ONLY");
476 AliMatrix(idrotm[1004],90,360-dBeta-dRotAngle,108.2,90-dBeta-dRotAngle,18.2,90-dBeta-60);
477 pRotMatrix=new TRotMatrix("rot997","rot997",90,360-dBeta-dRotAngle,108.2,90-dBeta-dRotAngle,18.2,90-dBeta);
479 vector.SetXYZ(0,dOffset,0); vector.RotateZ(-dBetaRad); vector.RotateX(-dAlphaRad);
480 vector.RotateZ(-dRotAngleRad);
482 gMC->Gspos("CRIC",5,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1004], "ONLY");
485 AliMatrix(idrotm[1005],90,-dRotAngle+360,90+dAlpha,90-dRotAngle,dAlpha,90-60);
487 pRotMatrix=new TRotMatrix("rot998","rot998",90,-dRotAngle,90+dAlpha,90-dRotAngle,dAlpha,90);
489 vector.SetXYZ(0,dOffset,0); vector.RotateX(-dAlphaRad);
490 vector.RotateZ(-dRotAngleRad);
492 gMC->Gspos("CRIC",6,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1005], "ONLY");
495 AliMatrix(idrotm[1006],90,dBeta-dRotAngle+360,108.2,90+dBeta-dRotAngle,18.2,90+dBeta-60);
497 pRotMatrix=new TRotMatrix("rot999","rot999",90,dBeta-dRotAngle,108.2,90+dBeta-dRotAngle,18.2,90+dBeta);
499 vector.SetXYZ(0,dOffset,0); vector.RotateZ(dBetaRad); vector.RotateX(-dAlphaRad);
500 vector.RotateZ(-dRotAngleRad);
502 gMC->Gspos("CRIC",7,"CRT",vector.X(),vector.Y(),vector.Z(),idrotm[1006], "ONLY");
506 //_____________________________________________________________________________
507 void AliCRTv1::CreateMolasse()
513 Int_t idrotm[2499]; // The rotation matrix.
515 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
521 // Exactly above the hall
524 tspar[1] = 1170. + 375.;
525 tspar[2] = (1900.+1150.)/2.+100.;
528 gMC->Gsvolu("CMO1", "TUBS", idtmed[1123], tspar, 5);
529 gMC->Gspos("CMO1", 1, "CRT", 0., 500., 1900.-tspar[2]+400., 0, "MANY");
533 tbox[1] = (4420. - 1670.)/2.;
534 tbox[2] = (1900.+1150.)/2. + 200.;
535 gMC->Gsvolu("CM12", "BOX", idtmed[1123], tbox, 3);
536 gMC->Gspos("CM12", 1, "CRT", 0., 4420. -tbox[1], 1900.-tbox[2]+400., 0, "MANY");
538 AliMatrix(idrotm[2003], 0., 0., 90., 0., 90., 90.);
541 tube[0] = 455. + 100.;
542 tube[1] = 555. + 375.;
543 tube[2] = (5150. - 1166.)/2.;
544 gMC->Gsvolu("CMO2", "TUBE", idtmed[1123], tube, 3);
545 gMC->Gspos("CMO2", 1, "CRT", -2100., 4420.-tube[2], 0., idrotm[2003], "MANY");
551 tube[2] = (5150. - 690.)/2.;
552 gMC->Gsvolu("CMO3", "TUBE", idtmed[1123], tube, 3);
553 gMC->Gspos("CMO3", 1, "CRT", 375., 4420.-tube[2], 1900.+2987.7, idrotm[2003], "MANY");
554 // Behind the PGC2 up to the end of the M. volume.
556 tbox[1] = 2575. + 95.;
557 tbox[2] = (12073. - 1900.-2987.7-650.)/2.;
558 gMC->Gsvolu("CMO7", "BOX", idtmed[1123], tbox, 3);
559 gMC->Gspos("CMO7", 1, "CRT", 0., 4420.-tbox[1], 1900.+2987.7+650.+tbox[2], 0, "MANY");
561 // Along the PX24 , upper part.
564 tube[2] = 2575. - 1300. + 95.;
565 gMC->Gsvolu("CMO4", "TUBE", idtmed[1123], tube, 3);
566 gMC->Gspos("CMO4", 1, "CRT", 0., 404.+1300.+tube[2], -2300., idrotm[2003], "MANY");
568 // Along the PX24 , lower part
572 tspar[3] = kRaddeg*TMath::ASin(1070./1150.);
573 tspar[4] = 360. - tspar[3];
574 gMC->Gsvolu("CMO5", "TUBS", idtmed[1123], tspar, 5);
575 gMC->Gspos("CMO5", 1, "CRT", 0., 404., -2300., idrotm[2003], "MANY");
578 tbox[1] = 2575. + 95.;
580 gMC->Gsvolu("CMO6", "BOX", idtmed[1123], tbox, 3);
581 gMC->Gspos("CMO6", 1, "CRT", 0., 4420.-tbox[1], -3550.-tbox[2], 0, "MANY");
584 // On the right side of th hall
585 tbox[0] = (12073. - 1250.)/2.;
586 tbox[1] = 2575. + 95.;
587 tbox[2] = (8437.7+650.)/2.;
588 gMC->Gsvolu("CMO8", "BOX", idtmed[1123], tbox, 3);
589 gMC->Gspos("CMO8", 1, "CRT", 1250.+tbox[0], 4420.-tbox[1], -3550.+tbox[2], 0, "MANY");
591 // on the left side of the hall, behind
592 tbox[0] = (12073. - 2755.)/2.;
593 tbox[1] = 2575. + 95.;
594 tbox[2] = (8437.7+650.)/2.;
595 gMC->Gsvolu("CMO9", "BOX", idtmed[1123], tbox, 3);
596 gMC->Gspos("CMO9", 1, "CRT", -2755.-tbox[0], 4420.-tbox[1], -3550.+tbox[2], 0, "MANY");
599 // Molasse betwen the PX24 & PM25 on the left side.
600 tbox[0] = (2755. - 1250.)/2.;
601 tbox[1] = 2575. + 95.;
602 tbox[2] = (3550. - 555.)/2.;
603 gMC->Gsvolu("CM10", "BOX", idtmed[1123], tbox, 3);
604 gMC->Gspos("CM10", 1, "CRT", -1250.-tbox[0], 4420.-tbox[1], -tbox[2]-555., 0, "MANY");
607 // Molasse betwen the PGC2 & PM25 on the left side.
608 tbox[0] = (2755. - 1250.)/2.;
609 tbox[1] = 2575. + 95.;
610 tbox[2] = (1900.+2987.7 - 555. + 650.)/2.;
611 gMC->Gsvolu("CM11", "BOX", idtmed[1123], tbox, 3);
612 gMC->Gspos("CM11", 1, "CRT", -1250.-tbox[0], 4420.-tbox[1], 555.+tbox[2], 0, "MANY");
617 //_____________________________________________________________________________
618 void AliCRTv1::CreateShafts()
623 Int_t idrotm[2499]; // The rotation matrix.
625 Int_t * idtmed = fIdtmed->GetArray() - 1099 ;
627 // Create a mother volume.
629 //pbox[0] = AliCRTConstants::fgDepth*TMath::Tan(67.5*kDegrad);
631 pbox[1] = AliCRTConstants::fgDepth;
633 gMC->Gsvolu("CRT", "BOX", idtmed[1114], pbox, 3);
634 gMC->Gspos("CRT", 1, "ALIC", 0., 0., 0., 0, "ONLY");
643 gMC->Gsvolu("CHC1", "TUBS", idtmed[1116], ptubs, 5);
644 gMC->Gspos("CHC1", 1, "CRT", 0., 500., 0., 0, "ONLY");
650 AliMatrix(idrotm[2001], 0., 0., 90., 0., 90., 90.);
656 ptubs[3] = kRaddeg*TMath::ASin(1070./ptubs[0]);
657 ptubs[4] = 360 - ptubs[3];
658 gMC->Gsvolu("CSF1", "TUBS", idtmed[1116], ptubs, 5);
659 gMC->Gspos("CSF1", 1, "CRT", 0., 404., -2300., idrotm[2001], "MANY");
664 ptube[2] = 2575. - ptubs[2] + 95.;
665 gMC->Gsvolu("CSF2", "TUBE", idtmed[1116], ptube, 3);
666 gMC->Gspos("CSF2", 1, "CRT", 0., 404.+ptubs[2]+ptube[2], -2300., idrotm[2001], "MANY");
668 // Concrete walls along the shaft
670 pbox[1] = 2575. + 95.;
672 gMC->Gsvolu("CSW1", "BOX", idtmed[1116], pbox, 3);
673 gMC->Gspos("CSW1", 1, "CRT", -290-pbox[0], 404.-1300.+pbox[1], -3450.+210.*2, 0, "MANY");
677 pbox[1] = 2575. + 95.;
679 gMC->Gsvolu("CSW3", "BOX", idtmed[1116], pbox, 3);
680 gMC->Gspos("CSW3", 1, "CRT", 420.-290.+pbox[0], 404.-1300.+pbox[1], -3450.+210.*2, 0, "MANY");
684 pbox[1] = 2575. + 95.;
686 gMC->Gsvolu("CSW2", "BOX", idtmed[1116], pbox, 3);
687 gMC->Gspos("CSW2", 1, "CRT", -290-pbox[0], 404.-1300.+pbox[1], -3450.+pbox[2], 0, "MANY");
688 gMC->Gspos("CSW2", 2, "CRT", 420.-290.+pbox[0], 404.-1300.+pbox[1], -3450.+pbox[2], 0, "MANY");
695 gMC->Gsvolu("CSP1", "BOX", idtmed[1116], pbox, 3);
696 gMC->Gspos("CSP1", 1, "CRT", 0., 2600.-700., -1150-pbox[2], 0, "MANY");
702 gMC->Gsvolu("CSP2", "BOX", idtmed[1116], pbox, 3);
703 gMC->Gspos("CSP2", 1, "CRT", 0., 2950.-700., -3450+pbox[2], 0, "MANY");
709 gMC->Gsvolu("CSP3", "BOX", idtmed[1116], pbox, 3);
710 gMC->Gspos("CSP3", 1, "CRT", 0., 2950.-700., -1150.-210.-pbox[2], 0, "MANY");
716 gMC->Gsvolu("CSP4", "BOX", idtmed[1116], pbox, 3);
717 gMC->Gspos("CSP4", 1, "CRT", 0., 2950.-700.+155.+pbox[1], -1150.-210.-pbox[2], 0, "MANY");
724 gMC->Gsvolu("CSP5", "BOX", idtmed[1116], pbox, 3);
725 gMC->Gspos("CSP5", 1, "CRT", 0., 2950.-700., -3450.+460.+pbox[2], 0, "MANY");
731 gMC->Gsvolu("CSP6", "BOX", idtmed[1116], pbox, 3);
732 gMC->Gspos("CSP6", 1, "CRT", 1150.-600., 2950.-700., -3450.+460.+pbox[2], 0, "MANY");
733 gMC->Gspos("CSP6", 2, "CRT", -1150.+600., 2950.-700., -3450.+460.+pbox[2], 0, "MANY");
740 gMC->Gsvolu("CSP7", "BOX", idtmed[1116], pbox, 3);
741 gMC->Gspos("CSP7", 1, "CRT", 850.+pbox[0], 2950.-700.+100., -3450.+460.+pbox[2], 0, "MANY");
742 gMC->Gspos("CSP7", 2, "CRT", -850.-pbox[0], 2950.-700.+100., -3450.+460.+pbox[2], 0, "MANY");
747 ptube[1] = ptube[0] + 100.;
748 ptube[2] = (5150. - 1166.)/2.;
749 gMC->Gsvolu("CSF3", "TUBE", idtmed[1116], ptube, 3);
750 gMC->Gspos("CSF3", 1, "CRT", -2100., AliCRTConstants::fgDepth-ptube[2], 0., idrotm[2001], "MANY");
754 ptube[1] = ptube[0] + 100.;
755 ptube[2] = (5150. - 690.)/2.;
756 gMC->Gsvolu("CSF4", "TUBE", idtmed[1116], ptube, 3);
757 gMC->Gspos("CSF4", 1, "CRT", 375., AliCRTConstants::fgDepth-ptube[2], 1900.+2987.7, idrotm[2001], "MANY");
761 //_____________________________________________________________________________
762 void AliCRTv1::DrawDetector()
765 // Draw a shaded view of the L3 magnet
767 cout << "AliCRTv1::DrawModule() : Drawing the module" << endl;
772 gMC->Gsatt("*", "seen", -1);
773 gMC->Gsatt("alic", "seen", 0);
775 gMC->Gsatt("ALIC","seen",enable);
776 gMC->Gsatt("CRT", "seen",enable);
777 gMC->Gsatt("L3MO","seen", able); // L3 Magnet
778 //gMC->Gsatt("CRT1","seen", able); // Scintillators
779 gMC->Gsatt("CRT4","seen", able); // Scintillators barrel
781 // Draw the molasse volumes
782 gMC->Gsatt("CMO1","seen",enable); // Exactly above the HALL
783 gMC->Gsatt("CMO2","seen",enable); // Molasse, along the PM25
784 gMC->Gsatt("CMO3","seen",enable); // molasse along the PGC2
785 gMC->Gsatt("CMO4","seen",enable); // Molasse, behind the PX24 upper part
786 gMC->Gsatt("CMO5","seen",enable); // molasse behind px24, lower part
787 gMC->Gsatt("CMO6","seen",enable); // behind the PX24
788 gMC->Gsatt("CMO7","seen",enable); // behind the PGC2
789 gMC->Gsatt("CMO8","seen",enable); // on the right side.
790 gMC->Gsatt("CMO9","seen",enable); // on the left side.
791 gMC->Gsatt("CM10","seen",enable); // betwen PX24 & PM25.
792 gMC->Gsatt("CM11","seen",enable); // betwen PGC2 & PM25.
793 gMC->Gsatt("CM12","seen",enable); // box above the hall.
795 gMC->Gdopt("hide", "on");
796 gMC->Gdopt("edge","off");
797 gMC->Gdopt("shad", "on");
798 gMC->Gsatt("*", "fill", 7);
799 gMC->SetClipBox("ALIC", 0, 3000, -3000, 3000, -6000, 6000);
801 gMC->Gdraw("alic", 40, 30, 0, 10, 9.5, .009, .009);
802 gMC->Gdhead(1111, "View of CRT(ACORDE)");
803 gMC->Gdman(18, 4, "MAN");
808 //_____________________________________________________________________________
809 void AliCRTv1::Init()
812 // Initialise L3 magnet after it has been built
816 printf("\n%s: ",ClassName());
817 for(i=0;i<35;i++) printf("*");
818 printf(" CRTv1_INIT ");
819 for(i=0;i<35;i++) printf("*");
820 printf("\n%s: ",ClassName());
822 // Here the CRTv1 initialisation code (if any!)
823 for(i=0;i<80;i++) printf("*");
829 //____________________________________________________________________________
830 void AliCRTv1::StepManager()
833 // Called for every step in the Cosmic Ray Trigger
840 static Float_t hits[14];
841 static Float_t eloss;
842 static Float_t elossMag;
844 if ( !gMC->IsTrackAlive() ) return;
846 if (gMC->IsNewTrack()) {
847 // Reset the deposited energy
852 // Add th energy loss in each step.
853 eloss += gMC->Edep();
855 gMC->TrackPosition(pos);
861 if ( gMC->IsTrackEntering() && (strcmp(gMC->CurrentVolName(),"CRT4") == 0)
862 &&(gMC->TrackPid() == kMuonMinus || gMC->TrackPid() == kMuonPlus) ) {
864 // Get current particle id(ipart),track position (pos) and momentum (mom)
865 gMC->TrackPosition(pos);
866 gMC->TrackMomentum(mom);
867 ipart = gMC->TrackPid();
875 ipart = gMC->TrackPid();
876 hits[0] = (Float_t)ipart; // (fId)
878 hits[1] = pos[0]; // X coordinate (fX)
879 hits[2] = pos[1]; // Y coordinate (fY)
880 hits[3] = pos[2]; // Z coordinate (fZ)
881 hits[4] = mom[0]; // Px (fpxug)
882 hits[5] = mom[1]; // Py (fpyug)
883 hits[6] = mom[2]; // Pz (fpzug)
885 hits[7] = gMC->GetMedium(); //layer(flay)
886 hits[8] = eloss; // Energy loss
888 hits[9] = 1; // CRT mother activated.
894 //hits[9] = gAlice->CurrentTrack();
896 AddHit(gAlice->CurrentTrack(),vol, hits);
900 } else if (gMC->IsTrackEntering()&&(strcmp(gMC->CurrentVolName(),"CRT1")==0)
901 &&(gMC->TrackPid()==kMuonMinus || gMC->TrackPid()==kMuonPlus)) {
909 hits[9] = 0; // CRT mother activated.
917 //AddHit(gAlice->CurrentTrack(),vol, hits);
922 } else if (gMC->IsTrackEntering()&&(strcmp(gMC->CurrentVolName(),"C3CI")==0)
923 &&(gMC->TrackPid()==kMuonMinus || gMC->TrackPid()==kMuonPlus)) {
926 // Inside the magnet, upper part.
929 // Get current particle id(ipart),track position (pos) and momentum (mom)
937 hits[9] = 0; // CRT mother activated.
943 AddHit(gAlice->CurrentTrack(),vol, hits);
947 } else if ( gMC->IsTrackEntering()&&(strcmp(gMC->CurrentVolName(),"CRIC")==0)
948 && (gMC->TrackPid()==kMuonMinus || gMC->TrackPid()==kMuonPlus) ) {
954 // Get current particle id(ipart),track position (pos) and momentum (mom)
968 AddHit(gAlice->CurrentTrack(),vol, hits);
973 } else if (gMC->IsTrackEntering()&&(strcmp(gMC->CurrentVolName(),"CSA1")==0)
974 &&(gMC->TrackPid()==kMuonMinus || gMC->TrackPid()==kMuonPlus)) {
980 // Get current particle id(ipart),track position (pos) and momentum (mom)
995 AddHit(gAlice->CurrentTrack(),vol, hits);