* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.7 1999/09/29 09:24:14 fca
-Introduction of the Copyright and cvs Log
-
-*/
-
-///////////////////////////////////////////////////////////////////////////////
-// //
-// Forward Multiplicity Detector version 1 //
-// //
-//Begin_Html
-/*
-<img src="picts/AliFMDv1Class.gif">
-</pre>
-<br clear=left>
-<font size=+2 color=red>
-<p>The responsible person for this module is
-<a href="mailto:Valeri.Kondratiev@cern.ch">Valeri Kondratiev</a>.
-</font>
-<pre>
-*/
-//End_Html
-// //
-///////////////////////////////////////////////////////////////////////////////
-
-#include "AliRun.h"
-#include "AliFMDv1.h"
-#include "AliMC.h"
-#include "stdlib.h"
-
-ClassImp(AliFMDv1)
-
-//_____________________________________________________________________________
-AliFMDv1::AliFMDv1()
-{
- //
- // Default constructor for FMD version 1
- //
-}
-
-//_____________________________________________________________________________
-AliFMDv1::AliFMDv1(const char *name, const char *title)
- : AliFMD(name,title)
-{
- //
- // Standard constructor for FMD version 1
- //
- AliModule *start = gAlice->GetModule("START");
- if(start) {
- Error("ctor","This version of FMD is incompatible with START\n");
- exit(1);
- }
-}
-
-//___________________________________________
-void AliFMDv1::CreateGeometry()
-{
- //
- // Creation of the geometry of the FMD version 1
- //
- //Begin_Html
- /*
- <img src="picts/AliFMDv1Tree.gif">
- */
- //End_Html
- //Begin_Html
- /*
- <img src="picts/AliFMDv1.gif">
- */
- //End_Html
-
-
- Float_t rout, z;
- Float_t par[3], rin;
-
- Int_t irotm[100];
-
- TArrayI &idtmed = *fIdtmed;
-
- // ********************************************************
- // DEFINE DISK#3 OF FMD
- // ********************************************************
-
- gMC->Gsvolu("BR3_", "BOX ", idtmed[4], par, 0);
- gMC->Gsvolu("CB3_", "BOX ", idtmed[5], par, 0);
- gMC->Gsvolu("BR5_", "BOX ", idtmed[4], par, 0);
- gMC->Gsvolu("CB5_", "BOX ", idtmed[5], par, 0);
-
- // Define parameters for the right disk
-
- rin = 4.5;
- rout = 10.5;
- z = 77.;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1R3", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1R3", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2R3", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2R3", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3R3", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3R3", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[11], 90., 0., 161.2, 90., 71.2, 90.);
- gMC->Gsposp("BR3_",1,"ALIC", 0., 25.25, 85.0, irotm[11],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",1,"ALIC", 0., 25.41, 84.53,irotm[11],"ONLY",par,3);
-
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[12], 90., 180., 161.2, 270., 71.2, 270.);
- gMC->Gsposp("BR3_",2,"ALIC", 0.,-25.25, 85.0, irotm[12],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",2,"ALIC", 0.,-25.41, 84.53,irotm[12],"ONLY",par,3);
-
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[13], 90., 270., 161.2, 0., 71.2, 0.);
- gMC->Gsposp("BR3_",3,"ALIC", 25.25, 0., 85.0, irotm[13],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",3,"ALIC", 25.41, 0., 84.53,irotm[13],"ONLY",par,3);
-
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[14], 90., 90., 161.2, 180., 71.2, 180.);
- gMC->Gsposp("BR3_",4,"ALIC", -25.25, 0., 85.0, irotm[14],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",4,"ALIC", -25.41, 0., 84.53,irotm[14],"ONLY",par,3);
-
- // Right support ring
-
- par[0] = 39.;
- par[1] = 41.;
- par[2] = .5;
- gMC->Gsvolu("R1SP", "TUBE", idtmed[4], par, 3);
- gMC->Gspos("R1SP", 1, "ALIC", 0., 0., 89.5, 0, "ONLY");
-
- // Define parameters for the left disk
-
- rin = 4.5;
- rout = 10.5;
- z = -77.;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1L3", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1L3", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2L3", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2L3", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3L3", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3L3", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[61], 90., 0., 180.-161.2, 90., 180.-71.2, 90.);
- gMC->Gsposp("BR3_",5,"ALIC", 0., 25.25, -85.0, irotm[61],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",5,"ALIC", 0., 25.41, -84.53,irotm[61],"ONLY",par,3);
-
- gMC->Matrix(irotm[91], 90., 0., 90.-10.6, 90., 180.-10.6, 90.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",1,"ALIC", 0., 55.0, -170.0,irotm[91],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",1,"ALIC", 0., 55.5, -169.5,irotm[91],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[62], 90., 180., 180.-161.2, 270., 180.-71.2, 270.);
- gMC->Gsposp("BR3_",6,"ALIC", 0.,-25.25, -85.0,irotm[62],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",6,"ALIC", 0.,-25.41, -84.53,irotm[62],"ONLY",par,3);
-
- gMC->Matrix(irotm[92], 90., 180., 90.-10.6, 270., 180.-10.6, 270.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",2,"ALIC", 0., -55.0, -170.0,irotm[92],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",2,"ALIC", 0., -55.5, -169.5,irotm[92],"ONLY",par,3);
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[63], 90., 270., 180.-161.2, 0., 180.-71.2, 0.);
- gMC->Gsposp("BR3_",7,"ALIC", 25.25, 0., -85.0, irotm[63],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",7,"ALIC", 25.41, 0., -84.53,irotm[63],"ONLY",par,3);
-
- gMC->Matrix(irotm[93], 90., 270., 90.-10.6, 0., 180.-10.6, 0.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",3,"ALIC", 55., 0., -170.,irotm[93],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",3,"ALIC", 55.5, 0., -169.5,irotm[93],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 15.35;
- gMC->Matrix(irotm[64], 90., 90., 180.-161.2, 180., 180.-71.2, 180.);
- gMC->Gsposp("BR3_",8,"ALIC", -25.25, 0., -85., irotm[64],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB3_",8,"ALIC", -25.41, 0., -84.53,irotm[64],"ONLY",par,3);
-
- gMC->Matrix(irotm[94], 90., 90., 90.-10.6, 180., 180.-10.6, 180.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",4,"ALIC", -55., 0., -170.,irotm[94],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",4,"ALIC", -55.5, 0., -169.5,irotm[94],"ONLY",par,3);
-
- // Central support ring
-
- par[0] = 39.;
- par[1] = 41.;
- par[2] = .5;
- gMC->Gsvolu("R2SP", "TUBE", idtmed[4], par, 3);
- gMC->Gspos("R2SP", 1, "ALIC", 0., 0., -89.5, 0, "ONLY");
-
- // Left support ring
-
- par[0] = 69.;
- par[1] = 71.;
- par[2] = .5;
- gMC->Gsvolu("R3SP", "TUBE", idtmed[4], par, 3);
- gMC->Gspos("R3SP", 1, "ALIC", 0., 0., -249.5, 0, "ONLY");
-
- // ********************************************************
- // DEFINE DISK#2 OF FMD
- // ********************************************************
-
- gMC->Gsvolu("BR2_", "BOX ", idtmed[4], par, 0);
- gMC->Gsvolu("CB2_", "BOX ", idtmed[5], par, 0);
-
- // Define parameters for right disk #2
-
- rin = 7.7;
- rout = 13.7;
- z = 64.4;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1R2", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1R2", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2R2", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2R2", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3R2", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3R2", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[21], 90., 30., 139.3, 120., 49.3, 120.);
- gMC->Gsposp("BR2_",1,"ALIC", -13.4, 23.3, 78.7, irotm[21],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",1,"ALIC", -13.56, 23.6, 78.4, irotm[21],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[22], 90., 210., 139.3, 300., 49.3, 300.);
- gMC->Gsposp("BR2_",2,"ALIC", 13.4,-23.3, 78.7, irotm[22],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",2,"ALIC", 13.5,-23.6, 78.4,irotm[22],"ONLY",par,3);
-
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[23], 90., 300., 139.3, 30., 49.3, 30.);
- gMC->Gsposp("BR2_",3,"ALIC", 23.3, 13.4, 78.7, irotm[23],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",3,"ALIC", 23.6, 13.56, 78.4,irotm[23],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[24], 90., 120., 139.3, 210., 49.3, 210.);
- gMC->Gsposp("BR2_",4,"ALIC", -23.3, -13.4, 78.7,irotm[24],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",4,"ALIC", -23.6, -13.56, 78.4,irotm[24],"ONLY",par,3);
-
- // Define parameters for left disk
-
- rin = 7.7;
- rout = 13.7;
- z = -64.4;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1L2", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1L2", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2L2", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2L2", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3L2", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3L2", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[51], 90., 30., 180.-139.3, 120., 180.-49.3, 120.);
- gMC->Gsposp("BR2_",5,"ALIC", -13.4, 23.3, -78.7, irotm[51],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",5,"ALIC", -13.56, 23.6, -78.4,irotm[51],"ONLY",par,3);
-
- gMC->Matrix(irotm[81], 90., 30., 90.-10.6, 120., 180.-10.6, 120.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",5,"ALIC", -27.5, 47.6, -170.0,irotm[81],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",5,"ALIC", -27.85, 48., -169.5,irotm[81],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[52], 90., 210., 180.-139.3, 300., 180.-49.3, 300.);
- gMC->Gsposp("BR2_",6,"ALIC", 13.4, -23.3, -78.7,irotm[52],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",6,"ALIC", 13.56, -23.6, -78.4,irotm[52],"ONLY",par,3);
-
- gMC->Matrix(irotm[82], 90., 210., 90.-10.6, 300., 180.-10.6, 300.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",6,"ALIC", 27.5, -47.6, -170.0,irotm[82],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",6,"ALIC", 27.85, -48., -169.5,irotm[82],"ONLY",par,3);
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[53], 90., 300., 180.-139.3, 30., 180.-49.3, 30.);
- gMC->Gsposp("BR2_",7,"ALIC", 23.3, 13.4, -78.7, irotm[53],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",7,"ALIC", 23.6, 13.56, -78.4,irotm[53],"ONLY",par,3);
-
- gMC->Matrix(irotm[83], 90., 300., 90.-10.6, 30., 180.-10.6, 30.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",7,"ALIC", 47.6, 27.5, -170.,irotm[83],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",7,"ALIC", 48., 27.85, -169.5,irotm[83],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.35;
- gMC->Matrix(irotm[54], 90., 120., 180.-139.3, 210., 180.-49.3, 210.);
- gMC->Gsposp("BR2_",8,"ALIC", -23.3, -13.4, -78.7, irotm[54],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB2_",8,"ALIC", -23.6, -13.56, -78.4,irotm[54],"ONLY",par,3);
-
- gMC->Matrix(irotm[84], 90., 120., 90.-10.6, 210., 180.-10.6, 210.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",8,"ALIC", -47.6, -27.5, -170.,irotm[84],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",8,"ALIC", -48., -27.85, -169.5,irotm[84],"ONLY",par,3);
-
- // ********************************************************
- // DEFINE DISK#1 OF FMD
- // ********************************************************
-
- gMC->Gsvolu("BR1_", "BOX ", idtmed[4], par, 0);
- gMC->Gsvolu("CB1_", "BOX ", idtmed[5], par, 0);
-
- // Define parameters for right disk #1
-
- rin = 12.4;
- rout = 18.4;
- z = 59.4;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1R1", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1R1", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2R1", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2R1", 1, "ALIC", 0., 0., z + 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3R1", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3R1", 1, "ALIC", 0., 0., z + 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[31], 90., 60., 128., 150., 38., 150.);
- gMC->Gsposp("BR1_",1,"ALIC", -25.3, 14.6, 76.2, irotm[31],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",1,"ALIC", -25.35, 14.8, 75.9, irotm[31],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[32], 90., 240., 128., 330., 38., 330.);
- gMC->Gsposp("BR1_",2,"ALIC", 25.3, -14.6, 76.2, irotm[32],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",2,"ALIC", 25.35, -14.8, 75.9,irotm[32],"ONLY",par,3);
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[33], 90., 330., 128., 60., 38., 60.);
- gMC->Gsposp("BR1_",3,"ALIC", 14.6, 25.3, 76.2, irotm[33],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",3,"ALIC", 14.8, 25.35, 75.9,irotm[33],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[34], 90., 150., 128., 240., 38., 240.);
- gMC->Gsposp("BR1_",4,"ALIC", -14.6, -25.3, 76.2,irotm[34],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",4,"ALIC", -14.8, -25.35, 75.9,irotm[34],"ONLY",par,3);
-
- // Define parameters for left disk #1
-
- rin = 12.4;
- rout = 18.4;
- z = -59.4;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1L1", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1L1", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2L1", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2L1", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3L1", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3L1", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[41], 90., 60., 180.-128., 150., 180.-38.0, 150.);
- gMC->Gsposp("BR1_",5,"ALIC", -25.3, 14.6, -76.2, irotm[41],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",5,"ALIC", -25.35, 14.8, -75.9,irotm[41],"ONLY",par,3);
-
- gMC->Matrix(irotm[1], 90., 60., 90.-10.6, 150., 180.-10.6, 150.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",9,"ALIC", -47.6, 27.5, -170.,irotm[1],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",9,"ALIC", -48., 27.85, -169.5,irotm[1],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[42], 90., 240., 180.-128., 330., 180.-38., 330.);
- gMC->Gsposp("BR1_",6,"ALIC", 25.3,-14.6, -76.2,irotm[42],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",6,"ALIC", 25.35,-14.8, -75.9,irotm[42],"ONLY",par,3);
-
- gMC->Matrix(irotm[2], 90., 240., 90.-10.6, 330., 180.-10.6, 330.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",10,"ALIC", 47.6, -27.5, -170.0,irotm[2],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",10,"ALIC", 48., -27.85, -169.5,irotm[2],"ONLY",par,3);
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[43], 90., 330., 180.-128., 60., 180.-38., 60.);
- gMC->Gsposp("BR1_",7,"ALIC", 14.6, 25.3, -76.2, irotm[43],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",7,"ALIC", 14.8, 25.35, -75.9,irotm[43],"ONLY",par,3);
-
- gMC->Matrix(irotm[3], 90., 330., 90.-10.6, 60., 180.-10.6, 60.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",11,"ALIC", 27.5, 47.6, -170.,irotm[3],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",11,"ALIC", 27.85, 48., -169.5,irotm[3],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 17.5;
- gMC->Matrix(irotm[44], 90., 150., 180.-128., 240., 180.-38., 240.);
- gMC->Gsposp("BR1_",8,"ALIC", -14.6, -25.3, -76.2, irotm[44],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB1_",8,"ALIC", -14.8, -25.35, -75.9,irotm[44],"ONLY",par,3);
-
- gMC->Matrix(irotm[4], 90., 150., 90.-10.6, 240., 180.-10.6, 240.);
- par[1] = 0.1;
- par[2] = 81.4;
- gMC->Gsposp("BR5_",12,"ALIC", -27.5, -47.6, -170.,irotm[4],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB5_",12,"ALIC", -27.85, -48., -169.5,irotm[4],"ONLY",par,3);
-
- // ***********************************************************
- // DEFINE LEFT DISK#4 OF FMD
- // ***********************************************************
-
- gMC->Gsvolu("BR4_", "BOX ", idtmed[4], par, 0);
- gMC->Gsvolu("CB4_", "BOX ", idtmed[5], par, 0);
-
- // Define parameters
-
- rin = 4.5;
- rout = 10.5;
- z = -229.5;
-
- // Ring #1
-
- par[0] = rin;
- par[1] = rout;
- par[2] = 1.5;
- gMC->Gsvolu("R1L4", "TUBE", idtmed[1], par, 3);
- gMC->Gspos("R1L4", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #2
-
- par[0] = rout;
- par[1] = rout + .65;
- par[2] = 1.5;
- gMC->Gsvolu("R2L4", "TUBE", idtmed[2], par, 3);
- gMC->Gspos("R2L4", 1, "ALIC", 0., 0., z - 1.5, 0, "ONLY");
-
- // Ring #3
-
- par[0] = rout + .65;
- par[1] = rout + 5.65;
- par[2] = .025;
- gMC->Gsvolu("R3L4", "TUBE", idtmed[3], par, 3);
- gMC->Gspos("R3L4", 1, "ALIC", 0., 0., z - 1.525, 0, "ONLY");
-
- // Bracket #1
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 31.25;
- gMC->Matrix(irotm[71], 90., 0., 90.-71., 90., 180.-71., 90.);
- gMC->Gsposp("BR4_",1,"ALIC", 0., 40.25, -240., irotm[71],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB4_",1,"ALIC", 0., 40.75, -239.5, irotm[71],"ONLY",par,3);
-
- // Bracket #2
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 31.25;
- gMC->Matrix(irotm[72], 90., 180., 90.-71., 270., 180.-71., 270.);
- gMC->Gsposp("BR4_",2,"ALIC", 0., -40.25, -240., irotm[72],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB4_",2,"ALIC", 0., -40.75, -239.5,irotm[72],"ONLY",par,3);
-
- // Bracket #3
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 31.25;
- gMC->Matrix(irotm[73], 90., 270., 90.-71., 0., 180.-71., 0.);
- gMC->Gsposp("BR4_",3,"ALIC", 40.25, 0., -240., irotm[73],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB4_",3,"ALIC", 40.75, 0., -239.5,irotm[73],"ONLY",par,3);
-
- // Bracket #4
-
- par[0] = 1.5;
- par[1] = 0.1;
- par[2] = 31.25;
- gMC->Matrix(irotm[74], 90., 90., 90.-71., 180., 180.-71., 180.);
- gMC->Gsposp("BR4_",4,"ALIC", -40.25, 0., -240.,irotm[74],"ONLY",par,3);
- par[1] = 0.5;
- gMC->Gsposp("CB4_",4,"ALIC", -40.75, 0., -239.5,irotm[74],"ONLY",par,3);
-}
-
-//_____________________________________________________________________________
-void AliFMDv1::DrawModule()
+/* $Id$ */
+
+//____________________________________________________________________
+//
+// Forward Multiplicity Detector based on Silicon wafers. This class
+// contains the base procedures for the Forward Multiplicity detector
+// Detector consists of 5 Si volumes covered pseudorapidity interval
+// from 1.7 to 5.1.
+//
+// This class contains the detailed version of the FMD - that is, hits
+// are produced during simulation.
+//
+// The actual code is done by various separate classes. Below is
+// diagram showing the relationship between the various FMD classes
+// that handles the geometry
+//
+//
+// +----------+ +----------+
+// | AliFMDv1 | | AliFMDv1 |
+// +----------+ +----------+
+// | |
+// +----+--------------+
+// |
+// | +------------+ 1 +---------------+
+// | +- | AliFMDRing |<>--| AliFMDPolygon |
+// V 2 | +------------+ +---------------+
+// +--------+<>--+ |
+// | AliFMD | ^
+// +--------+<>--+ V 1..2
+// 3 | +-------------------+
+// +-| AliFMDSubDetector |
+// +-------------------+
+// ^
+// |
+// +-------------+-------------+
+// | | |
+// +---------+ +---------+ +---------+
+// | AliFMD1 | | AliFMD2 | | AliFMD3 |
+// +---------+ +---------+ +---------+
+//
+//
+// See also the class AliFMD for a more detailed explanation of the
+// various componets.
+#ifndef ROOT_TVirtualMC
+# include <TVirtualMC.h>
+#endif
+#ifndef ALIFMDV1_H
+# include "AliFMDv1.h"
+#endif
+#ifndef ALIRUN_H
+# include "AliRun.h"
+#endif
+#ifndef ALIMC_H
+# include "AliMC.h"
+#endif
+#ifndef ALILOG_H
+# include "AliLog.h"
+#endif
+
+//____________________________________________________________________
+ClassImp(AliFMDv1);
+
+
+//____________________________________________________________________
+void
+AliFMDv1::StepManager()
{
//
- // Draw a shaded view of the FMD version 1
+ // Called for every step in the Forward Multiplicity Detector
//
-
- // Set everything unseen
- gMC->Gsatt("*", "seen", -1);
+ // The procedure is as follows:
//
- // Set ALIC mother transparent
- gMC->Gsatt("ALIC","SEEN",0);
- //
- // Set the volumes visible
- gMC->Gsatt("R1R3","SEEN",1);
- gMC->Gsatt("R2R3","SEEN",1);
- gMC->Gsatt("R3R3","SEEN",1);
- gMC->Gsatt("R1L3","SEEN",1);
- gMC->Gsatt("R2L3","SEEN",1);
- gMC->Gsatt("R3L3","SEEN",1);
- gMC->Gsatt("R1R2","SEEN",1);
- gMC->Gsatt("R2R2","SEEN",1);
- gMC->Gsatt("R3R2","SEEN",1);
- gMC->Gsatt("R1L2","SEEN",1);
- gMC->Gsatt("R2L2","SEEN",1);
- gMC->Gsatt("R3L2","SEEN",1);
- gMC->Gsatt("R1R1","SEEN",1);
- gMC->Gsatt("R2R1","SEEN",1);
- gMC->Gsatt("R3R1","SEEN",1);
- gMC->Gsatt("R1L1","SEEN",1);
- gMC->Gsatt("R2L1","SEEN",1);
- gMC->Gsatt("R3L1","SEEN",1);
- gMC->Gsatt("R1L4","SEEN",1);
- gMC->Gsatt("R2L4","SEEN",1);
- gMC->Gsatt("R3L4","SEEN",1);
- gMC->Gsatt("BR1_","SEEN",1);
- gMC->Gsatt("BR2_","SEEN",1);
- gMC->Gsatt("BR3_","SEEN",1);
- gMC->Gsatt("BR4_","SEEN",1);
- gMC->Gsatt("BR5_","SEEN",1);
- gMC->Gsatt("CB1_","SEEN",1);
- gMC->Gsatt("CB2_","SEEN",1);
- gMC->Gsatt("CB3_","SEEN",1);
- gMC->Gsatt("CB4_","SEEN",1);
- gMC->Gsatt("CB5_","SEEN",1);
- gMC->Gsatt("R1SP","SEEN",1);
- gMC->Gsatt("R2SP","SEEN",1);
- gMC->Gsatt("R3SP","SEEN",1);
+ // - IF NOT track is alive THEN RETURN ENDIF
+ // - IF NOT particle is charged THEN RETURN ENDIF
+ // - IF NOT volume name is "STRI" or "STRO" THEN RETURN ENDIF
+ // - Get strip number (volume copy # minus 1)
+ // - Get phi division number (mother volume copy #)
+ // - Get module number (grand-mother volume copy #)
+ // - section # = 2 * module # + phi division # - 1
+ // - Get ring Id from volume name
+ // - Get detector # from grand-grand-grand-mother volume name
+ // - Get pointer to sub-detector object.
+ // - Get track position
+ // - IF track is entering volume AND track is inside real shape THEN
+ // - Reset energy deposited
+ // - Get track momentum
+ // - Get particle ID #
+ /// - ENDIF
+ // - IF track is inside volume AND inside real shape THEN
+ /// - Update energy deposited
+ // - ENDIF
+ // - IF track is inside real shape AND (track is leaving volume,
+ // or it died, or it is stopped THEN
+ // - Create a hit
+ // - ENDIF
+ //
//
- gMC->Gdopt("hide", "on");
- gMC->Gdopt("shad", "on");
- gMC->Gsatt("*", "fill", 7);
- gMC->SetClipBox(".");
- gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000);
- gMC->DefaultRange();
- gMC->Gdraw("alic", 40, 30, 0, 6, 9, .08, .08);
- gMC->Gdhead(1111, "Forward Multiplicity Detector version 1");
- gMC->Gdman(13, 9, "MAN");
-}
-
-//_____________________________________________________________________________
-void AliFMDv1::CreateMaterials()
-{
- //
- // Create Materials for version 1 of FMD
- //
-
- // Material for ring #1
- Float_t ar1[8] = { 55.8,58.7,52.,47.9,16.,28.,207.2,27. };
- Float_t zr1[8] = { 26.,28.,24.,22.,8.,14.,82.,13. };
- Float_t wr1[8] = { .27,.081,.054,.045,.18,.25,.06,.06 };
- // Material for ring #2
- Float_t ar2[3] = { 55.8,27.,16. };
- Float_t zr2[3] = { 26.,13.,8. };
- Float_t wr2[3] = { .35,.34,.31 };
- // Material for ring #3
- Float_t ar3[3] = { 28.,27.,16. };
- Float_t zr3[3] = { 14.,13.,8. };
- Float_t wr3[3] = { .37,.33,.3 };
- // Material for brackets
- Float_t abr[2] = { 1.,12. };
- Float_t zbr[2] = { 1.,6. };
- Float_t wbr[2] = { .1,.9 };
- // Material for cables
- Float_t acb[4] = { 1.,12.,37.,63.54 };
- Float_t zcb[4] = { 1.,6.,17.,2.9 };
- Float_t wcb[4] = { .02,.14,.12,.72 };
-
- Float_t epsil, stmin, deemax, tmaxfd, stemax;
-
- Int_t ISXFLD = gAlice->Field()->Integ();
- Float_t SXMGMX = gAlice->Field()->Max();
-
- // Ring #1
-
- AliMixture(1, "FMD_R1$", ar1, zr1, 2.69, 8, wr1);
-
- // Ring #2
-
- AliMixture(2, "FMD_R2$", ar2, zr2, 2.63, 3, wr2);
-
- // Ring #3
-
- AliMixture(3, "FMD_R3$", ar3, zr3, 3.15, 3, wr3);
-
- // Brackets
-
- AliMixture(4, "FMD_BR$", abr, zbr, 1.8, 2, wbr);
-
- // Cables
+ // DebugGuard guard("AliFMDv1::StepManager");
+ AliDebug(10, "AliFMDv1::StepManager");
+ // return;
+
+ // If the track is gone, return
+ if (!gMC->IsTrackAlive()) return;
+
+ // Only process charged particles
+ if(TMath::Abs(gMC->TrackCharge()) <= 0) return;
+
+ // TString vol(gMC->CurrentVolName());
+ // std::cout << "Is inside " << vol << " ... " << std::endl;
+ // Only do stuff is the track is in one of the strips.
+ // TString vol(gMC->CurrentVolName());
+ // if (!vol.Contains("STR")) return;
+ Int_t copy;
+ Int_t volumeId = gMC->CurrentVolID(copy);
+ // The ring ID is encoded in the volume name
+ Char_t ring = '\0';
+ if (volumeId == fInner->GetStripId()) ring = 'I';
+ else if (volumeId == fOuter->GetStripId()) ring = 'O';
+ else return;
+
+ // Get the strip number. Note, that GEANT numbers divisions from 1,
+ // so we subtract one
+ Int_t strip = copy - 1;
+
+ // Get the phi division of the module
+ Int_t phiDiv; // * The phi division number (1 or 2)
+ gMC->CurrentVolOffID(1, phiDiv); // in the module
+
+ // Active volume number - not used.
+ // Int_t active;
+ // gMC->CurrentVolOffID(2, active);
+
+ // Get the module number in the ring.
+ Int_t module;
+ gMC->CurrentVolOffID(3, module);
+
+ // Ring copy number - the same as the detector number - not used
+ // Int_t ringCopy; // * Ring copy number
+ // gMC->CurrentVolOffID(4, ringCopy); // Same as detector number
+
+ // Get the detector number from the path name
+ Int_t detector = Int_t((gMC->CurrentVolOffName(5)[3]) - 48);
+
+ // The sector number, calculated from module and phi division #
+ Int_t sector = 2 * module + phiDiv - 1;
+
+
+ // Get a pointer to the sub detector structure
+ AliFMDSubDetector* det = 0;
+ switch (detector) {
+ case 1: det = fFMD1; break;
+ case 2: det = fFMD2; break;
+ case 3: det = fFMD3; break;
+ }
+ if (!det) return;
+
+ // Get the current track position
+ TLorentzVector v;
+ gMC->TrackPosition(v);
+ // Check that the track is actually within the active area
+ Bool_t isWithin = det->CheckHit(ring, module, v.X(), v.Y());
+ Bool_t entering = gMC->IsTrackEntering() && isWithin;
+ Bool_t inside = gMC->IsTrackInside() && isWithin;
+ Bool_t out = (gMC->IsTrackExiting()
+ || gMC->IsTrackDisappeared()
+ || gMC->IsTrackStop()
+ || !isWithin);
+// Reset the energy deposition for this track, and update some of
+ // our parameters.
+ if (entering) {
+ fCurrentDeltaE = 0;
+
+ // Get production vertex and momentum of the track
+ fCurrentV = v;
+ gMC->TrackMomentum(fCurrentP);
+ fCurrentPdg = gMC->IdFromPDG(gMC->TrackPid());
+
+ // if (fAnalyser)
+ // fAnalyser->Update(detector, ring, isWithin, v.X(), v.Y());
+ }
- AliMixture(5, "FMD_CB$", acb, zcb, 3.11, 4, wcb);
-
- // *******************************************************
- // Defines tracking media parameters.
- // *******************************************************
- epsil = .001; // Tracking precision, DLS
- stemax = -1.; // Maximum displacement for multiple scattering
- tmaxfd = -20.; // Maximum angle due to field deflection
- deemax = -.3; // Maximum fractional energy loss, DLS
- stmin = -.8;
- // ********************************************************
- AliMedium(1, "FMD_R1_L3 ", 1, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(2, "FMD_R2_L3 ", 2, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(3, "FMD_R3_L3 ", 3, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(4, "FMD_BR_L3 ", 4, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
- AliMedium(5, "FMD_CB_L3 ", 5, 0, ISXFLD, SXMGMX, tmaxfd, stemax, deemax, epsil, stmin);
+ // If the track is inside, then update the energy deposition
+ if (inside && fCurrentDeltaE >= 0)
+ fCurrentDeltaE += 1000 * gMC->Edep();
+
+ // The track exits the volume, or it disappeared in the volume, or
+ // the track is stopped because it no longer fulfills the cuts
+ // defined, then we create a hit.
+ if (out && fCurrentDeltaE >= 0) {
+ fCurrentDeltaE += 1000 * gMC->Edep();
+
+ AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),
+ detector, ring, sector, strip,
+ fCurrentV.X(), fCurrentV.Y(), fCurrentV.Z(),
+ fCurrentP.X(), fCurrentP.Y(), fCurrentP.Z(),
+ fCurrentDeltaE, fCurrentPdg, fCurrentV.T());
+ fCurrentDeltaE = -1;
+ }
}
-
-
-
+//___________________________________________________________________
+//
+// EOF
+//
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff