* provided "as is" without express or implied warranty. *
**************************************************************************/
//////////////////////////////////////////////////////////////////////////////
-// //
+// //
// Forward Multiplicity Detector based on Silicon plates //
// This class contains the base procedures for the Forward Multiplicity //
// detector //
// //
///////////////////////////////////////////////////////////////////////////////
-#include <TTUBE.h>
-#include <TNode.h>
+#define DEBUG
+#include <TMath.h>
#include <TGeometry.h>
+#include <TTUBE.h>
#include <TTree.h>
+#include <TNode.h>
+#include <TFile.h>
+
+#include <TClonesArray.h>
+#include <TLorentzVector.h>
+#include "AliFMDv1.h"
#include "AliRun.h"
#include "AliMC.h"
-#include "AliFMD.h"
+#include "AliDetector.h"
+#include <iostream.h>
+#include <fstream.h>
+#include "AliMagF.h"
#include "AliFMDhit.h"
+#include "AliFMDdigit.h"
+#include "AliFMDReconstruction.h"
+#include "AliFMDReconstParticles.h"
+#include <stdlib.h>
-ClassImp(AliFMD)
-
-//_____________________________________________________________________________
-AliFMD::AliFMD(): AliDetector()
+
+ClassImp (AliFMD)
+ //_____________________________________________________________________________
+AliFMD::AliFMD ():AliDetector ()
{
//
// Default constructor for class AliFMD
//
- fIshunt = 0;
+ fIshunt = 0;
+ fHits = 0;
+ fDigits = 0;
+ fSDigits = 0;
+ fReconParticles=0;
}
-
+
//_____________________________________________________________________________
-AliFMD::AliFMD(const char *name, const char *title)
- : AliDetector(name,title)
+AliFMD::AliFMD (const char *name, const char *title):
+AliDetector (name, title)
{
//
// Standard constructor for Forward Multiplicity Detector
//
-
+
//
// Initialise Hit array
- fHits = new TClonesArray("AliFMDhit", 1000);
-
- fIshunt = 0;
- fIdSens1 = 0;
+ fHits = new TClonesArray ("AliFMDhit", 1000);
+ // Digits for each Si disk
+ fDigits = new TClonesArray ("AliFMDdigit", 1000);
+ fSDigits = new TClonesArray ("AliFMDdigit", 1000);
+ fReconParticles=new TClonesArray("AliFMDReconstParticles",1000);
+ gAlice->AddHitList (fHits);
- SetMarkerColor(kRed);
+ fIshunt = 0;
+ fIdSens1 = 0;
+ fIdSens2 = 0;
+ fIdSens3 = 0;
+ fIdSens4 = 0;
+ fIdSens5 = 0;
+ // fMerger = 0;
+ SetMarkerColor (kRed);
}
-
-AliFMD::~AliFMD()
+//-----------------------------------------------------------------------------
+AliFMD::~AliFMD ()
{
- delete fHits;
+ if (fHits)
+ {
+ fHits->Delete ();
+ delete fHits;
+ fHits = 0;
+ }
+ if (fDigits)
+ {
+ fDigits->Delete ();
+ delete fDigits;
+ fDigits = 0;
+ }
+ if (fSDigits)
+ {
+ fSDigits->Delete ();
+ delete fSDigits;
+ fSDigits = 0;
+ }
+ if (fReconParticles)
+ {
+ fReconParticles->Delete ();
+ delete fReconParticles;
+ fReconParticles = 0;
+ }
+
}
+
//_____________________________________________________________________________
-void AliFMD::AddHit(Int_t track, Int_t *vol, Float_t *hits)
+void AliFMD::AddHit (Int_t track, Int_t * vol, Float_t * hits)
{
//
// Add a hit to the list
//
- TClonesArray &lhits = *fHits;
- new(lhits[fNhits++]) AliFMDhit(fIshunt,track,vol,hits);
+ TClonesArray & lhits = *fHits;
+ new (lhits[fNhits++]) AliFMDhit (fIshunt, track, vol, hits);
+}
+
+//_____________________________________________________________________________
+void AliFMD::AddDigit (Int_t * digits)
+{
+ // add a real digit - as coming from data
+
+
+ TClonesArray & ldigits = *fDigits;
+ new (ldigits[fNdigits++]) AliFMDdigit (digits);
+
+}
+//_____________________________________________________________________________
+void AliFMD::AddSDigit (Int_t * digits)
+{
+ // add a real digit - as coming from data
+
+ TClonesArray & ldigits = *fSDigits;
+ new (ldigits[fNdigits++]) AliFMDdigit (digits);
+
}
//_____________________________________________________________________________
-void AliFMD::BuildGeometry()
+void AliFMD::BuildGeometry ()
{
//
// Build simple ROOT TNode geometry for event display
//
TNode *node, *top;
- const int kColorFMD = 7;
+ const int kColorFMD = 5;
//
- top=gAlice->GetGeometry()->GetNode("alice");
+ top = gAlice->GetGeometry ()->GetNode ("alice");
// FMD define the different volumes
- new TRotMatrix("rot901","rot901", 90, 0, 90, 90, 180, 0);
-
- new TTUBE("S_FMD0","FMD volume 0","void",4.73,17.7,1.5);
- top->cd();
- node = new TNode("FMD0","FMD0","S_FMD0",0,0,64,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
-
- new TTUBE("S_FMD1","FMD volume 1","void",23.4,36.,1.5);
- top->cd();
- node = new TNode("FMD1","FMD1","S_FMD1",0,0,85,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
-
- new TTUBE("S_FMD2","FMD volume 2","void",4.73,17.7,1.5);
- top->cd();
- node = new TNode("FMD2","FMD2","S_FMD2",0,0,-64,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
-
- new TTUBE("S_FMD3","FMD volume 3","void",23.4,36.,1.5);
- top->cd();
- node = new TNode("FMD3","FMD3","S_FMD3",0,0,-85,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
-
- new TTUBE("S_FMD4","FMD volume 4","void",5,15,0.015);
- top->cd();
- node = new TNode("FMD4","FMD4","S_FMD4",0,0,-270,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
-
-
- new TTUBE("S_FMD5","FMD volume 5","void",5,14,0.015);
- top->cd();
- node = new TNode("FMD5","FMD5","S_FMD5",0,0,-630,"");
- node->SetLineColor(kColorFMD);
- fNodes->Add(node);
+ new TRotMatrix ("rot901", "rot901", 90, 0, 90, 90, 180, 0);
+
+ new TTUBE ("S_FMD0", "FMD volume 0", "void", 4.2, 17.2, 1.5);
+ top->cd ();
+ node = new TNode ("FMD0", "FMD0", "S_FMD0", 0, 0, 62.8, "");
+ node->SetLineColor (kColorFMD);
+ fNodes->Add (node);
+
+ new TTUBE ("S_FMD1", "FMD volume 1", "void", 15.4, 28.4, 1.5);
+ top->cd ();
+ node = new TNode ("FMD1", "FMD1", "S_FMD1", 0, 0, 75.2, "");
+ node->SetLineColor (kColorFMD);
+ fNodes->Add (node);
+
+ new TTUBE ("S_FMD2", "FMD volume 2", "void", 4.2, 17.2, 1.5);
+ top->cd ();
+ node = new TNode ("FMD2", "FMD2", "S_FMD2", 0, 0, -83.2, "");
+ node->SetLineColor (kColorFMD);
+ fNodes->Add (node);
+ new TTUBE ("S_FMD3", "FMD volume 3", "void", 15.4, 28.4, 1.5);
+ top->cd ();
+ node = new TNode ("FMD3", "FMD3", "S_FMD3", 0, 0, -75.2, "");
+ node->SetLineColor (kColorFMD);
+ fNodes->Add (node);
+
+ new TTUBE ("S_FMD4", "FMD volume 4", "void", 4.2, 17.2, 1.5);
+ top->cd ();
+ // node = new TNode("FMD4","FMD4","S_FMD4",0,0,-270,"");
+ node = new TNode ("FMD4", "FMD4", "S_FMD4", 0, 0, -340, "");
+ node->SetLineColor (kColorFMD);
+ fNodes->Add (node);
}
-
+
//_____________________________________________________________________________
-Int_t AliFMD::DistanceToPrimitive(Int_t px, Int_t py)
+Int_t AliFMD::DistanceToPrimitive (Int_t px, Int_t py)
{
//
// Calculate the distance from the mouse to the FMD on the screen
//
return 9999;
}
-
-//_____________________________________________________________________________
+
+//___________________________________________
+void AliFMD::ResetHits ()
+{
+ // Reset number of clusters and the cluster array for this detector
+ AliDetector::ResetHits ();
+}
+
+//____________________________________________
+void AliFMD::ResetDigits ()
+{
+ //
+ // Reset number of digits and the digits array for this detector
+ AliDetector::ResetDigits ();
+ //
+}
//-------------------------------------------------------------------------
-void AliFMD::Init()
+void AliFMD::Init ()
{
//
// Initialis the FMD after it has been built
Int_t i;
- AliMC* pMC = AliMC::GetMC();
+ AliMC *pMC = AliMC::GetMC ();
+ //
+ if (fDebug)
+ {
+ printf ("\n%s: ", ClassName ());
+ for (i = 0; i < 35; i++)
+ printf ("*");
+ printf (" FMD_INIT ");
+ for (i = 0; i < 35; i++)
+ printf ("*");
+ printf ("\n%s: ", ClassName ());
+ //
+ // Here the FMD initialisation code (if any!)
+ for (i = 0; i < 80; i++)
+ printf ("*");
+ printf ("\n");
+ }
//
- printf("\n");
- for(i=0;i<35;i++) printf("*");
- printf(" FMD_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n");
//
- // Here the FMD initialisation code (if any!)
- for(i=0;i<80;i++) printf("*");
- printf("\n");
- //
- //
- fIdSens1=pMC->VolId("GFSI"); //Si sensetive volume
+ fIdSens1 = pMC->VolId ("GRN1"); //Si sensetive volume
+ fIdSens2 = pMC->VolId ("GRN2"); //Si sensetive volume
+ fIdSens3 = pMC->VolId ("GRN3"); //Si sensetive volume
+ fIdSens4 = pMC->VolId ("GRN4"); //Si sensetive volume
}
//---------------------------------------------------------------------
-void AliFMD::MakeBranch(Option_t* option)
+void AliFMD::MakeBranch (Option_t * option, const char *file)
{
// Create Tree branches for the FMD.
- Int_t buffersize = 4000;
char branchname[10];
- sprintf(branchname,"%s",GetName());
+ const Int_t kBufferSize = 16000;
+ sprintf (branchname, "%s", GetName ());
+
+ AliDetector::MakeBranch (option, file);
+ const char *cD = strstr(option,"D");
+ const char *cR = strstr(option,"R");
+ const char *cS = strstr(option,"S");
+
+ if (cS){
- AliDetector::MakeBranch(option);
+ MakeBranchInTree(gAlice->TreeS(),
+ branchname,&fSDigits,
+ kBufferSize, file);
+ }
+ if (cD){
- if (fDigits && gAlice->TreeD()) {
- gAlice->TreeD()->Branch(branchname,&fDigits, buffersize);
- printf("Making Branch %s for digits\n",branchname);
+ MakeBranchInTree(gAlice->TreeD(),
+ branchname,&fDigits,
+ kBufferSize, file);
+ cout<<" tree "<<gAlice->TreeD()<<" "<<branchname<<" "<<&fDigits<<endl;
+ }
+ if (cR){
+ MakeBranchInTree(gAlice->TreeR(),
+ branchname,&fReconParticles,
+ kBufferSize, file);
}
+
}
-
+
+//_____________________________________________________________________________
+void AliFMD::SetTreeAddress ()
+{
+ // Set branch address for the Hits and Digits Tree.
+ char branchname[30];
+ AliDetector::SetTreeAddress ();
+
+ TBranch *branch;
+ TTree *treeD = gAlice->TreeD ();
+
+
+ if (treeD)
+ {
+ if (fDigits)
+ {
+ branch = treeD->GetBranch (branchname);
+ if (branch)
+ branch->SetAddress (&fDigits);
+ }
+
+ }
+ if (fSDigits)
+ // fSDigits->Clear ();
+
+ if (gAlice->TreeS () && fSDigits)
+ {
+ branch = gAlice->TreeS ()->GetBranch ("FMD");
+ if (branch)
+ branch->SetAddress (&fSDigits);
+ }
+
+ if (gAlice->TreeR() && fReconParticles)
+ {
+ branch = gAlice->TreeR()->GetBranch("FMD");
+ if (branch) branch->SetAddress(&fReconParticles) ;
+ }
+}
+
//---------------------------------------------------------------------
-void AliFMD::Eta2Radius(Float_t eta, Float_t zDisk, Float_t *radius)
+void AliFMD::SetRingsSi1(Int_t ringsSi1)
{
- Float_t expEta=TMath::Exp(-eta);
- Float_t theta=TMath::ATan(expEta);
- theta=2.*theta;
- Float_t rad=zDisk*(TMath::Tan(theta));
- *radius=rad;
-
- printf(" eta %f radius %f\n", eta, rad);
+ // fRingsSi1=ringsSi1;
+ fRingsSi1=256;
+}
+void AliFMD::SetSectorsSi1(Int_t sectorsSi1)
+{
+ fSectorsSi1=20;
+}
+void AliFMD::SetRingsSi2(Int_t ringsSi2)
+{
+ fRingsSi2=128;
+}
+void AliFMD::SetSectorsSi2(Int_t sectorsSi2)
+{
+ fSectorsSi2=40;
}
-
-
+//---------------------------------------------------------------------
+/*
+void AliFMD::SDigits2Digits()
+{
+ cout<<"AliFMD::SDigits2Digits"<<endl;
+ if (!fMerger) {
+ fMerger = new AliFMDMerger();
+ }
+ fMerger ->SetRingsSi1(fRingsSi1);
+ fMerger->SetRingsSi2(fRingsSi2);
+ fMerger ->SetSectorsSi1(fSectorsSi1);
+ fMerger ->SetSectorsSi2(fSectorsSi2);
+
+ fMerger->Init();
+ cout<<"AliFMD::SDigits2Digits Init"<<endl;
+ fMerger->Digitise();
+ cout<<"AliFMD::SDigits2Digits Digitise() "<<endl;
+
+ }
+
+ //---------------------------------------------------------------------
+void AliFMD::SetMerger(AliFMDMerger* merger)
+{
+// Set pointer to merger
+ fMerger = merger;
+}
+
+AliFMDMerger* AliFMD::Merger()
+{
+// Return pointer to merger
+ return fMerger;
+}
+*/
+//---------------------------------------------------------------------
+
+
+
+void
+AliFMD::Eta2Radius (Float_t eta, Float_t zDisk, Float_t * radius)
+{
+ Float_t expEta = TMath::Exp (-eta);
+ Float_t theta = TMath::ATan (expEta);
+ theta = 2. * theta;
+ Float_t rad = zDisk * (TMath::Tan (theta));
+ *radius = rad;
+
+ if (fDebug)
+ printf ("%s: eta %f radius %f\n", ClassName (), eta, rad);
+}
+
+//---------------------------------------------------------------------
+
+void AliFMD::Hits2SDigits ()
+{
+
+ //#ifdef DEBUG
+ cout<<"ALiFMD::Hits2SDigits> start...\n";
+ //#endif
+
+ char * fileSDigits = "FMD.SDigits.root";
+ char * fileHeader = 0;
+ AliFMDSDigitizer * sd = new AliFMDSDigitizer(fileHeader,fileSDigits) ;
+ sd->SetRingsSi1(fRingsSi1);
+ sd->SetRingsSi2(fRingsSi2);
+ sd->SetSectorsSi1(fSectorsSi1);
+ sd->SetSectorsSi2(fSectorsSi2);
+ // sd->SetEventNumber(fEvNrSig);
+ sd->Exec("") ;
+
+ delete sd ;
+
+}
+//-----------------------------------------------------------------------
+
+void AliFMD::Digits2Reco()
+{
+ char * fileReconParticles=0;
+ char * fileHeader=0;
+ AliFMDReconstruction * reconstruction =
+ new AliFMDReconstruction(fileHeader,fileReconParticles) ;
+ // fReconParticles=new TClonesArray("AliFMDReconstParticles",1000);
+ reconstruction->Exec("");
+ delete reconstruction;
+}
+//-----------------------------------------------------------------------
+
+void AliFMD::MakeBranchInTreeD(TTree *treeD, const char *file)
+{
+ //
+ // Create TreeD branches for the MUON.
+ //
+
+ const Int_t kBufferSize = 4000;
+ char branchname[20];
+
+
+ sprintf(branchname,"%s",GetName());
+ if(treeD){
+ MakeBranchInTree(treeD,
+ branchname,&fDigits,
+ kBufferSize, file);
+ }
+}
+
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