* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
- /////////////////////////////////////////////////////////////////////
-// //
-// Forward Multiplicity detector based on Silicon version 0 //
-//
-//Begin Html
-/*
-<img src="gif/AliFMDv0Class.gif">
+/* $Id$ */
+/** @file AliFMDv0.cxx
+ @author Christian Holm Christensen <cholm@nbi.dk>
+ @date Mon Mar 27 12:48:51 2006
+ @brief Concrete implementation of FMD detector driver - coarse
+ version
*/
-//End Html
-// //
-// //
-//////////////////////////////////////////////////////////////////////
-
-#include <TMath.h>
-#include <TGeometry.h>
-#include <TTUBE.h>
-#include <TNode.h>
-#include <TLorentzVector.h>
-#include "AliFMDv0.h"
-#include "AliRun.h"
-#include "AliMC.h"
-#include <iostream.h>
-#include <fstream.h>
-#include "AliRndm.h"
-#include "AliMagF.h"
-#include "AliFMDhit.h"
-#include <stdlib.h>
-
-//class TGeant3;
-ClassImp(AliFMDv0)
-
-//--------------------------------------------------------------------
-AliFMDv0::AliFMDv0(const char *name, const char *title):
- AliFMD(name,title)
-{
- //
- // Standart constructor for Forward Multiplicity Detector version 0
- //
- fIdSens1=0;
- fIdSens2=0;
- fIdSens3=0;
- fIdSens4=0;
- fIdSens5=0;
-// setBufferSize(128000);
-}
-//-------------------------------------------------------------------------
-
-void AliFMDv0::CreateGeometry()
-{
- //
- // Create the geometry of Forward Multiplicity Detector version 0
- //Detector consists of 5 volumes:
- // 1st covered pseudorapidity interval from 3.58 to 2.03
- // and placed on 62.8cm in Z-direction;
- // 2nd - from 1.94 to 1.51 and Z=75.2 cm;
- // 3d - the same pseudorapidity interval as the 1st
- // but on the other side from the interaction point z=-62.8cm;
- // 4th - simmetricaly with the 2nd :
- // pseudorapidity from 1.94 to 1.51, Z=-75.2cm
- // 5th - from 3.71 to 5.28, Z=-345cm
- // Each part has 300mkm Si (sensetive area, detector itself),
- // 0.75cm of plastic simulated electronics material,
- // Al support ring 2cm thickness and 1cm width placed on
- // the outer radius of each Si disk;
- //
- // begin Html
- /*
- <img src="gif/AliFMDv0.gif">
- */
- //
-
- Int_t *idtmed = fIdtmed->GetArray();
- Int_t ifmd;
- Int_t idrotm[999];
- Float_t zfmd,par[3];
- char name[5], nameSi[5], nameSector[5], nameRing[5];
-
- Float_t rin[6], rout[6],zpos;
-
- Float_t etain[5]= {3.40, 2.29, 3.68, 2.29, 5.09};
- Float_t etaout[6]={2.01, 1.70, 2.28, 1.70, 3.68};
- // Float_t z[6]={64., 85., -64., -85., -270., -630};
- Float_t z[6]={62.8, 75.2, -83.4, -75.2, -340.};
- Float_t zDet=0.03;
- Float_t zElectronic=0.1;
- Float_t zSupport=1.;
-
- Float_t zFMD=1.;
-//-------------------------------------------------------------------
- // FMD
- //------------------------------------------------------------------
- cout<<" !!!!!!!!!!!New FMD geometry !!!!!!!!!"<<endl;
-
- AliMatrix(idrotm[901], 90, 0, 90, 90, 180, 0);
-
- // gMC->Gsvolu("GSI","TUBE", idtmed[1], par, 0);
- gMC->Gsvolu("GEL ","TUBE", idtmed[4], par, 0);
- gMC->Gsvolu("GSUP","TUBE", idtmed[2], par, 0);
-
- for (ifmd =0; ifmd < 5; ifmd++){
-
- sprintf(name,"FMD%d",ifmd+1);
- sprintf(nameSi,"GSI%d",ifmd+1);
- sprintf(nameSector,"GSC%d",ifmd+1);
- sprintf(nameRing,"GRN%d",ifmd+1);
- printf(name,nameSi);
-
- zfmd=TMath::Abs(z[ifmd]);
- printf("zfmd %f z[ifmd] %f",zfmd,z[ifmd]);
- AliFMD::Eta2Radius(etain[ifmd],zfmd,&rin[ifmd]);
- AliFMD::Eta2Radius(etaout[ifmd],zfmd,&rout[ifmd]);
-
- par[0]=rin[ifmd]; // pipe size
- par[1]=rout[ifmd];
- par[2]=zFMD/2;
- gMC->Gsvolu(name,"TUBE", idtmed[3], par, 3);
- // par[2]=zDet/2;
- gMC->Gsvolu(nameSi,"TUBE", idtmed[1], par, 0);
-
- printf ("rin %f rout %f ZFMD %f\n",par[0],par[1],z[ifmd]);
- if (z[ifmd] < 0){
- gMC->Gspos(name,1,"ALIC",0,0,z[ifmd],0, "ONLY");}
- else {
- gMC->Gspos(name,1,"ALIC",0,0,z[ifmd],idrotm[901], "ONLY");}
- //Silicon detector
- par[2]=zDet/2;
- zpos=zFMD/2 -par[2];
- gMC->Gsposp(nameSi,ifmd+1,name,0,0,zpos,0, "ONLY",par,3);
- cout<<" Si "<<nameSi<<" ifmd "<<ifmd<<" rin "<<par[0]<<" rout "<<par[1]<<
- " zDet "<<par[2]<<endl;
- //Granularity
- cout<<"fSectorsSi1 "<<fSectorsSi1<<
- " fRingsSi1 "<<fRingsSi1<<
- " fSectorsSi2 "<<fSectorsSi2<<
- " fRingsSi2 "<<fRingsSi2<<endl;
- if(ifmd==1||ifmd==3)
- {
- gMC->Gsdvn(nameSector, nameSi , fSectorsSi2, 2);
- gMC->Gsdvn(nameRing, nameSector, fRingsSi2, 1);
- }
- else
- {
- gMC->Gsdvn(nameSector, nameSi , fSectorsSi1, 2);
- gMC->Gsdvn(nameRing, nameSector , fRingsSi1, 1);
- }
-
- //Plastic slice for electronics
- par[2]=zElectronic/2;
- zpos=zpos-zDet/2-par[2];
- gMC->Gsposp("GEL ",ifmd+1,name,0,0,zpos,0, "ONLY",par,3);
-
- //Simple Al support
- par[1]=rout[ifmd];
- par[0]=rout[ifmd]-2;
- par[2]=zSupport/2;
- zpos=zpos-zElectronic/2-par[2];
- // gMC->Gsposp("GSUP",ifmd+1,name,0,0,zpos,0, "ONLY",par,3);
-
-
- }
-
-}
-
-
-//------------------------------------------------------------------------
-void AliFMDv0::CreateMaterials()
-{
- Int_t isxfld = gAlice->Field()->Integ();
- Float_t sxmgmx = gAlice->Field()->Max();
-
- // Plastic CH
- Float_t aPlastic[2]={1.01,12.01};
- Float_t zPlastic[2]={1,6};
- Float_t wPlastic[2]={1,1};
- Float_t denPlastic=1.03;
- //
-
- //*** Definition Of avaible FMD materials ***
- AliMaterial(0, "Si chip$", 28.0855,14.,2.33,9.36,999);
- AliMaterial(1, "Al supprt$", 26.980,13.,2.70,8.9,999);
- AliMaterial(2, "FMD Air$", 14.61, 7.3, .001205, 30423.,999);
- AliMixture( 5, "Plastic$",aPlastic,zPlastic,denPlastic,-2,wPlastic);
-
-
-//**
- AliMedium(1, "Si chip$", 0, 1, isxfld, sxmgmx, 1., .001, 1., .001, .001);
- AliMedium(2, "Al support$", 1, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001);
- AliMedium(3, "FMD air$", 2, 0, isxfld, sxmgmx, 1., .001, 1., .001, .001);
- AliMedium(4, "Plastic$", 5, 0,isxfld, sxmgmx, 10., .01, 1., .003, .003);
-
-
-
-}
-//---------------------------------------------------------------------
-void AliFMDv0::DrawDetector()
-{
+//____________________________________________________________________
+//
+// Forward Multiplicity Detector based on Silicon wafers. This class
+// contains the base procedures for the Forward Multiplicity detector
+// Detector consists of 3 sub-detectors FMD1, FMD2, and FMD3, each of
+// which has 1 or 2 rings of silicon sensors.
+//
+// This contains the coarse version of the FMD - that is, the
+// simulation produces no hits in the FMD volumes.
//
-// Draw a shaded view of the Forward multiplicity detector version 0
+// See also the AliFMD class for a more detailed description of the
+// various components.
//
-AliMC* pMC = AliMC::GetMC();
+#include "AliFMDv0.h" // ALIFMDV0_H
-//Set ALIC mother transparent
-pMC->Gsatt("ALIC","SEEN",0);
-//
-//Set volumes visible
-gMC->Gsatt("FMD0","SEEN",1);
-gMC->Gsatt("FMD1","SEEN",1);
-gMC->Gsatt("FMD2","SEEN",1);
-gMC->Gsatt("FMD3","SEEN",1);
-gMC->Gsatt("FMD4","SEEN",1);
-gMC->Gsatt("FMD5","SEEN",1);
+//____________________________________________________________________
+ClassImp(AliFMDv0)
+#if 0
+ ; // This is here to keep Emacs for indenting the next line
+#endif
+//___________________________________________________________________
//
-gMC->Gdopt("hide","on");
-gMC->Gdopt("shad","on");
-gMC->SetClipBox(".");
-gMC->SetClipBox("*",0,1000,-1000,1000,-1000,1000);
-gMC->DefaultRange();
-gMC->Gdraw("alic",40,30,0,12,9.5,.2,0.2);
-gMC->Gdhead(1111,"Forward multiplicity detector");
-gMC->Gdopt("hide","off");
-}
-//-------------------------------------------------------------------
-void AliFMDv0::Init()
-{
-// Initialises version 0 of the Forward Multiplicity Detector
+// EOF
//
-AliMC* gMC=AliMC::GetMC();
-AliFMD::Init();
-fIdSens1=gMC->VolId("GRN1");
-fIdSens2=gMC->VolId("GRN2");
-fIdSens3=gMC->VolId("GRN3");
-fIdSens4=gMC->VolId("GRN4");
-fIdSens5=gMC->VolId("GRN5");
-if (fDebug) printf("*** FMD version 0 initialized ***\n");
-}
-
-//-------------------------------------------------------------------
-
-void AliFMDv0::StepManager()
-{
- //
- // Called for every step in the Forward Multiplicity Detector
- //
-}
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff