[u/mrichter/AliRoot.git] / PHOS / ConfigTestSuite.C

static Int_t    eventsPerRun = 100;
enum PprGeo_t 
{
    kHoles, kNoHoles
};
static PprGeo_t geo = kHoles;

void Config()
{
    // 7-DEC-2000 09:00
    // Switch on Transition Radiation simulation. 6/12/00 18:00
    // iZDC=1  7/12/00 09:00
    // ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
    // Theta range given through pseudorapidity limits 22/6/2001

    // Set Random Number seed
    // AliLoader::SetDebug(5) ; 
    gRandom->SetSeed(12345);


   // libraries required by geant321
    gSystem->Load("libgeant321");

    new     TGeant3("C++ Interface to Geant3");

    if (!gSystem->Getenv("CONFIG_FILE"))
    {
        cout<<"Config.C: Creating Run Loader ..."<<endl;
        AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::GetDefaultEventFolderName(),
                                              "recreate");
        if (rl == 0x0)
         {
           gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
           return;
         }
        rl->SetCompressionLevel(2);
        rl->SetNumberOfEventsPerFile(1000);
        gAlice->SetRunLoader(rl);
    }

    TGeant3 *geant3 = (TGeant3 *) gMC;

    //
    // Set External decayer
    TVirtualMCDecayer *decayer = new AliDecayerPythia();

    decayer->SetForceDecay(kAll);
    decayer->Init();
    gMC->SetExternalDecayer(decayer);
    //
    //
    //=======================================================================
    // ******* GEANT STEERING parameters FOR ALICE SIMULATION *******
    geant3->SetTRIG(1);         //Number of events to be processed 
    geant3->SetSWIT(4, 10);
    geant3->SetDEBU(0, 0, 1);
    //geant3->SetSWIT(2,2);
    geant3->SetDCAY(1);
    geant3->SetPAIR(1);
    geant3->SetCOMP(1);
    geant3->SetPHOT(1);
    geant3->SetPFIS(0);
    geant3->SetDRAY(0);
    geant3->SetANNI(1);
    geant3->SetBREM(1);
    geant3->SetMUNU(1);
    geant3->SetCKOV(1);
    geant3->SetHADR(1);         //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
    geant3->SetLOSS(2);
    geant3->SetMULS(1);
    geant3->SetRAYL(1);
    geant3->SetAUTO(1);         //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
    geant3->SetABAN(0);         //Restore 3.16 behaviour for abandoned tracks
    geant3->SetOPTI(2);         //Select optimisation level for GEANT geometry searches (0,1,2)
    geant3->SetERAN(5.e-7);

    Float_t cut = 1.e-3;        // 1MeV cut by default
    Float_t tofmax = 1.e10;

    //             GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
    geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
                    tofmax);
    //
    //=======================================================================
    // ************* STEERING parameters FOR ALICE SIMULATION **************
    // --- Specify event type to be tracked through the ALICE setup
    // --- All positions are in cm, angles in degrees, and P and E in GeV
    if (gSystem->Getenv("CONFIG_NPARTICLES"))
    {
        int     nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
    } else
    {
        int     nParticles = 10;
    }
 //    AliGenCocktail *gener = new AliGenCocktail();
//     gener->SetPhiRange(220, 320);
//     // Set pseudorapidity range from -8 to 8.
//     Float_t thmin = EtaToTheta(0.12);   // theta min. <---> eta max
//     Float_t thmax = EtaToTheta(-0.12);  // theta max. <---> eta min 
//     gener->SetThetaRange(thmin,thmax);
//     gener->SetOrigin(0, 0, 0);  //vertex position
//     gener->SetSigma(0, 0, 0);   //Sigma in (X,Y,Z) (cm) on IP position

//     AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
//     hijingparam->SetMomentumRange(0.2, 999);
//     gener->AddGenerator(hijingparam,"HIJING PARAM",1);

//     AliGenBox *genbox = new AliGenBox(nParticles);
//     genbox->SetPart(22);
//     genbox->SetPtRange(0.3, 10.00);
//     gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
//     gener->Init();

    AliGenBox *gener = new AliGenBox(1);
    gener->SetMomentumRange(10,11.);
    gener->SetPhiRange(270.5,270.7);
    gener->SetThetaRange(90.5,90.7);

    gener->SetOrigin(0,0,0);        //vertex position
    gener->SetSigma(0,0,0);         //Sigma in (X,Y,Z) (cm) on IP position
    gener->SetPart(22);
    gener->Init();
 
    // 
    // Activate this line if you want the vertex smearing to happen
    // track by track
    //
    //gener->SetVertexSmear(perTrack); 
    // Field (L3 0.4 T)
    AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
    gAlice->SetField(field);    


    Int_t   iABSO  =  0;
    Int_t   iDIPO  =  0;
    Int_t   iFMD   =  0;
    Int_t   iFRAME =  0;
    Int_t   iHALL  =  0;
    Int_t   iITS   =  0;
    Int_t   iMAG   =  0;
    Int_t   iMUON  =  0;
    Int_t   iPHOS  =  1;
    Int_t   iPIPE  =  0;
    Int_t   iPMD   =  0;
    Int_t   iRICH  =  0;
    Int_t   iSHIL  =  0;
    Int_t   iSTART =  0;
    Int_t   iTOF   =  0;
    Int_t   iTPC   =  0;
    Int_t   iTRD   =  0;
    Int_t   iZDC   =  0;
    Int_t   iEMCAL =  0;
    Int_t   iCRT   =  0;
    Int_t   iVZERO =  0;
    rl->CdGAFile();
    //=================== Alice BODY parameters =============================
    AliBODY *BODY = new AliBODY("BODY", "Alice envelop");

    if (iMAG)
    {
        //=================== MAG parameters ============================
        // --- Start with Magnet since detector layouts may be depending ---
        // --- on the selected Magnet dimensions ---
        AliMAG *MAG = new AliMAG("MAG", "Magnet");
    }


    if (iABSO)
    {
        //=================== ABSO parameters ============================
        AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
    }

    if (iDIPO)
    {
        //=================== DIPO parameters ============================

        AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
    }

    if (iHALL)
    {
        //=================== HALL parameters ============================

        AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
    }


    if (iFRAME)
    {
        //=================== FRAME parameters ============================

        AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
	if (geo == kHoles) {
	    FRAME->SetHoles(1);
	} else {
	    FRAME->SetHoles(0);
	}
    }

    if (iSHIL)
    {
        //=================== SHIL parameters ============================

        AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
    }


    if (iPIPE)
    {
        //=================== PIPE parameters ============================

        AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
    }
 
    if(iITS) {

    //=================== ITS parameters ============================
    //
    // As the innermost detector in ALICE, the Inner Tracking System "impacts" on
    // almost all other detectors. This involves the fact that the ITS geometry
    // still has several options to be followed in parallel in order to determine
    // the best set-up which minimizes the induced background. All the geometries
    // available to date are described in the following. Read carefully the comments
    // and use the default version (the only one uncommented) unless you are making
    // comparisons and you know what you are doing. In this case just uncomment the
    // ITS geometry you want to use and run Aliroot.
    //
    // Detailed geometries:         
    //
    //
    //AliITS *ITS  = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
    //
    //AliITS *ITS  = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
    //
	AliITSvPPRasymm *ITS  = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
	ITS->SetMinorVersion(2);					 // don't touch this parameter if you're not an ITS developer
	ITS->SetReadDet(kFALSE);					 // don't touch this parameter if you're not an ITS developer
    //    ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det");  // don't touch this parameter if you're not an ITS developer
	ITS->SetThicknessDet1(200.);   // detector thickness on layer 1 must be in the range [100,300]
	ITS->SetThicknessDet2(200.);   // detector thickness on layer 2 must be in the range [100,300]
	ITS->SetThicknessChip1(200.);  // chip thickness on layer 1 must be in the range [150,300]
	ITS->SetThicknessChip2(200.);  // chip thickness on layer 2 must be in the range [150,300]
	ITS->SetRails(0);	     // 1 --> rails in ; 0 --> rails out
	ITS->SetCoolingFluid(1);   // 1 --> water ; 0 --> freon
	//
    //AliITSvPPRsymm *ITS  = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
    //ITS->SetMinorVersion(2);                                       // don't touch this parameter if you're not an ITS developer
    //ITS->SetReadDet(kFALSE);                                       // don't touch this parameter if you're not an ITS developer
    //ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
    //ITS->SetThicknessDet1(200.);   // detector thickness on layer 1 must be in the range [100,300]
    //ITS->SetThicknessDet2(200.);   // detector thickness on layer 2 must be in the range [100,300]
    //ITS->SetThicknessChip1(200.);  // chip thickness on layer 1 must be in the range [150,300]
    //ITS->SetThicknessChip2(200.);  // chip thickness on layer 2 must be in the range [150,300]
    //ITS->SetRails(0);              // 1 --> rails in ; 0 --> rails out
    //ITS->SetCoolingFluid(1);       // 1 --> water ; 0 --> freon
    //
    //
    // Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful 
    // for reconstruction !):
    //                                                     
    //
    //AliITSvPPRcoarseasymm *ITS  = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
    //ITS->SetRails(0);                // 1 --> rails in ; 0 --> rails out
    //ITS->SetSupportMaterial(0);      // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
    //
    //AliITS *ITS  = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
    //ITS->SetRails(0);                // 1 --> rails in ; 0 --> rails out
    //ITS->SetSupportMaterial(0);      // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
    //                      
    //
    //
    // Geant3 <-> EUCLID conversion
    // ============================
    //
    // SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
    // media to two ASCII files (called by default ITSgeometry.euc and
    // ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
    // The default (=0) means that you dont want to use this facility.
    //
     ITS->SetEUCLID(0);  
    }

    if (iTPC)
    {
        //============================ TPC parameters ================================
        // --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
        // --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
        // --- sectors are specified, any value other than that requires at least one 
        // --- sector (lower or upper)to be specified!
        // --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
        // ---           sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
        // --- SecLows - number of lower sectors specified (up to 6)
        // --- SecUps - number of upper sectors specified (up to 12)
        // --- Sens - sensitive strips for the Slow Simulator !!!
        // --- This does NOT work if all S or L-sectors are specified, i.e.
        // --- if SecAL or SecAU < 0
        //
        //
        //-----------------------------------------------------------------------------

        //  gROOT->LoadMacro("SetTPCParam.C");
        //  AliTPCParam *param = SetTPCParam();
        AliTPC *TPC = new AliTPCv2("TPC", "Default");

        // All sectors included 
        TPC->SetSecAU(-1);
        TPC->SetSecAL(-1);
    }


    if (iTOF) {
	if (geo == kHoles) {
        //=================== TOF parameters ============================
	    AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
	} else {
	    AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
	}
    }


    if (iRICH)
    {
        //=================== RICH parameters ===========================
        AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");

    }


    if (iZDC)
    {
        //=================== ZDC parameters ============================

        AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
    }

    if (iTRD)
    {
        //=================== TRD parameters ============================

        AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");

        // Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
        TRD->SetGasMix(1);
	if (geo == kHoles) {
	    // With hole in front of PHOS
	    TRD->SetPHOShole();
	    // With hole in front of RICH
	    TRD->SetRICHhole();
	}
	    // Switch on TR
	    AliTRDsim *TRDsim = TRD->CreateTR();
    }

    if (iFMD)
    {
        //=================== FMD parameters ============================
	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
        FMD->SetRingsSi1(256);
        FMD->SetRingsSi2(128);
        FMD->SetSectorsSi1(20);
        FMD->SetSectorsSi2(40);      
   }

    if (iMUON)
    {
        //=================== MUON parameters ===========================

        AliMUON *MUON = new AliMUONv1("MUON", "default");
    }
    //=================== PHOS parameters ===========================

    if (iPHOS)
    {
        AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
    }


    if (iPMD)
    {
        //=================== PMD parameters ============================
        AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
    }

    if (iSTART)
    {
        //=================== START parameters ============================
        AliSTART *START = new AliSTARTv1("START", "START Detector");
    }

    if (iEMCAL)
    {
        //=================== EMCAL parameters ============================
        AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
    }

     if (iCRT)
    {
        //=================== CRT parameters ============================
        AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
    }

     if (iVZERO)
    {
        //=================== CRT parameters ============================
        AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
    }

}

Float_t EtaToTheta(Float_t arg){
  return (180./TMath::Pi())*2.*atan(exp(-arg));
}
Commit	Line	Data
88cb7938	1	static Int_t eventsPerRun = 100;
	2	enum PprGeo_t
	3	{
	4	kHoles, kNoHoles
	5	};
	6	static PprGeo_t geo = kHoles;
	7
	8	void Config()
	9	{
	10	// 7-DEC-2000 09:00
	11	// Switch on Transition Radiation simulation. 6/12/00 18:00
	12	// iZDC=1 7/12/00 09:00
	13	// ThetaRange is (0., 180.). It was (0.28,179.72) 7/12/00 09:00
	14	// Theta range given through pseudorapidity limits 22/6/2001
	15
	16	// Set Random Number seed
	17	// AliLoader::SetDebug(5) ;
	18	gRandom->SetSeed(12345);
	19
	20
	21	// libraries required by geant321
	22	gSystem->Load("libgeant321");
	23
	24	new TGeant3("C++ Interface to Geant3");
	25
	26	if (!gSystem->Getenv("CONFIG_FILE"))
	27	{
	28	cout<<"Config.C: Creating Run Loader ..."<<endl;
f5a857b2	29	AliRunLoader* rl = AliRunLoader::Open("galice.root",AliConfig::GetDefaultEventFolderName(),
88cb7938	30	"recreate");
	31	if (rl == 0x0)
	32	{
	33	gAlice->Fatal("Config.C","Can not instatiate the Run Loader");
	34	return;
	35	}
	36	rl->SetCompressionLevel(2);
	37	rl->SetNumberOfEventsPerFile(1000);
	38	gAlice->SetRunLoader(rl);
	39	}
	40
	41	TGeant3 geant3 = (TGeant3 ) gMC;
	42
	43	//
	44	// Set External decayer
	45	TVirtualMCDecayer *decayer = new AliDecayerPythia();
	46
	47	decayer->SetForceDecay(kAll);
	48	decayer->Init();
	49	gMC->SetExternalDecayer(decayer);
	50	//
	51	//
	52	//=======================================================================
	53	// ***** GEANT STEERING parameters FOR ALICE SIMULATION *****
	54	geant3->SetTRIG(1); //Number of events to be processed
	55	geant3->SetSWIT(4, 10);
	56	geant3->SetDEBU(0, 0, 1);
	57	//geant3->SetSWIT(2,2);
	58	geant3->SetDCAY(1);
	59	geant3->SetPAIR(1);
	60	geant3->SetCOMP(1);
	61	geant3->SetPHOT(1);
	62	geant3->SetPFIS(0);
	63	geant3->SetDRAY(0);
	64	geant3->SetANNI(1);
	65	geant3->SetBREM(1);
	66	geant3->SetMUNU(1);
	67	geant3->SetCKOV(1);
	68	geant3->SetHADR(1); //Select pure GEANH (HADR 1) or GEANH/NUCRIN (HADR 3)
	69	geant3->SetLOSS(2);
	70	geant3->SetMULS(1);
	71	geant3->SetRAYL(1);
	72	geant3->SetAUTO(1); //Select automatic STMIN etc... calc. (AUTO 1) or manual (AUTO 0)
	73	geant3->SetABAN(0); //Restore 3.16 behaviour for abandoned tracks
	74	geant3->SetOPTI(2); //Select optimisation level for GEANT geometry searches (0,1,2)
	75	geant3->SetERAN(5.e-7);
	76
	77	Float_t cut = 1.e-3; // 1MeV cut by default
	78	Float_t tofmax = 1.e10;
	79
	80	// GAM ELEC NHAD CHAD MUON EBREM MUHAB EDEL MUDEL MUPA TOFMAX
	81	geant3->SetCUTS(cut, cut, cut, cut, cut, cut, cut, cut, cut, cut,
	82	tofmax);
	83	//
	84	//=======================================================================
	85	// *********** STEERING parameters FOR ALICE SIMULATION ************
	86	// --- Specify event type to be tracked through the ALICE setup
	87	// --- All positions are in cm, angles in degrees, and P and E in GeV
	88	if (gSystem->Getenv("CONFIG_NPARTICLES"))
	89	{
	90	int nParticles = atoi(gSystem->Getenv("CONFIG_NPARTICLES"));
	91	} else
	92	{
	93	int nParticles = 10;
94	}
95	// AliGenCocktail *gener = new AliGenCocktail();
96	// gener->SetPhiRange(220, 320);
97	// // Set pseudorapidity range from -8 to 8.
98	// Float_t thmin = EtaToTheta(0.12); // theta min. <---> eta max
99	// Float_t thmax = EtaToTheta(-0.12); // theta max. <---> eta min
100	// gener->SetThetaRange(thmin,thmax);
101	// gener->SetOrigin(0, 0, 0); //vertex position
102	// gener->SetSigma(0, 0, 0); //Sigma in (X,Y,Z) (cm) on IP position
103
104	// AliGenHIJINGpara *hijingparam = new AliGenHIJINGpara(nParticles);
105	// hijingparam->SetMomentumRange(0.2, 999);
106	// gener->AddGenerator(hijingparam,"HIJING PARAM",1);
107
108	// AliGenBox *genbox = new AliGenBox(nParticles);
109	// genbox->SetPart(22);
110	// genbox->SetPtRange(0.3, 10.00);
111	// gener->AddGenerator(genbox,"GENBOX GAMMA for PHOS",1);
112	// gener->Init();
113
114	AliGenBox *gener = new AliGenBox(1);
115	gener->SetMomentumRange(10,11.);
116	gener->SetPhiRange(270.5,270.7);
117	gener->SetThetaRange(90.5,90.7);
118
119	gener->SetOrigin(0,0,0); //vertex position
120	gener->SetSigma(0,0,0); //Sigma in (X,Y,Z) (cm) on IP position
121	gener->SetPart(22);
122	gener->Init();
123
124	//
125	// Activate this line if you want the vertex smearing to happen
126	// track by track
127	//
128	//gener->SetVertexSmear(perTrack);
129	// Field (L3 0.4 T)
130	AliMagFMaps* field = new AliMagFMaps("Maps","Maps", 2, 1., 10., 1);
131	gAlice->SetField(field);
132
133
134	Int_t iABSO = 0;
135	Int_t iDIPO = 0;
136	Int_t iFMD = 0;
137	Int_t iFRAME = 0;
138	Int_t iHALL = 0;
139	Int_t iITS = 0;
140	Int_t iMAG = 0;
141	Int_t iMUON = 0;
142	Int_t iPHOS = 1;
143	Int_t iPIPE = 0;
144	Int_t iPMD = 0;
145	Int_t iRICH = 0;
146	Int_t iSHIL = 0;
147	Int_t iSTART = 0;
148	Int_t iTOF = 0;
149	Int_t iTPC = 0;
150	Int_t iTRD = 0;
151	Int_t iZDC = 0;
152	Int_t iEMCAL = 0;
153	Int_t iCRT = 0;
154	Int_t iVZERO = 0;
155	rl->CdGAFile();
156	//=================== Alice BODY parameters =============================
157	AliBODY *BODY = new AliBODY("BODY", "Alice envelop");
158
159	if (iMAG)
160	{
161	//=================== MAG parameters ============================
162	// --- Start with Magnet since detector layouts may be depending ---
163	// --- on the selected Magnet dimensions ---
164	AliMAG *MAG = new AliMAG("MAG", "Magnet");
165	}
166
167
168	if (iABSO)
169	{
170	//=================== ABSO parameters ============================
171	AliABSO *ABSO = new AliABSOv0("ABSO", "Muon Absorber");
172	}
173
174	if (iDIPO)
175	{
176	//=================== DIPO parameters ============================
177
178	AliDIPO *DIPO = new AliDIPOv2("DIPO", "Dipole version 2");
179	}
180
181	if (iHALL)
182	{
183	//=================== HALL parameters ============================
184
185	AliHALL *HALL = new AliHALL("HALL", "Alice Hall");
186	}
187
188
189	if (iFRAME)
190	{
191	//=================== FRAME parameters ============================
192
193	AliFRAMEv2 *FRAME = new AliFRAMEv2("FRAME", "Space Frame");
194	if (geo == kHoles) {
195	FRAME->SetHoles(1);
196	} else {
197	FRAME->SetHoles(0);
198	}
199	}
200
201	if (iSHIL)
202	{
203	//=================== SHIL parameters ============================
204
205	AliSHIL *SHIL = new AliSHILv2("SHIL", "Shielding Version 2");
206	}
207
208
209	if (iPIPE)
210	{
211	//=================== PIPE parameters ============================
212
213	AliPIPE *PIPE = new AliPIPEv0("PIPE", "Beam Pipe");
214	}
215
216	if(iITS) {
217
218	//=================== ITS parameters ============================
219	//
220	// As the innermost detector in ALICE, the Inner Tracking System "impacts" on
221	// almost all other detectors. This involves the fact that the ITS geometry
222	// still has several options to be followed in parallel in order to determine
223	// the best set-up which minimizes the induced background. All the geometries
224	// available to date are described in the following. Read carefully the comments
225	// and use the default version (the only one uncommented) unless you are making
226	// comparisons and you know what you are doing. In this case just uncomment the
227	// ITS geometry you want to use and run Aliroot.
228	//
229	// Detailed geometries:
230	//
231	//
232	//AliITS *ITS = new AliITSv5symm("ITS","Updated ITS TDR detailed version with symmetric services");
233	//
234	//AliITS *ITS = new AliITSv5asymm("ITS","Updates ITS TDR detailed version with asymmetric services");
235	//
236	AliITSvPPRasymm *ITS = new AliITSvPPRasymm("ITS","New ITS PPR detailed version with asymmetric services");
237	ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
238	ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
239	// ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRasymm2.det"); // don't touch this parameter if you're not an ITS developer
240	ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
241	ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
242	ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
243	ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
244	ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
245	ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
246	//
247	//AliITSvPPRsymm *ITS = new AliITSvPPRsymm("ITS","New ITS PPR detailed version with symmetric services");
248	//ITS->SetMinorVersion(2); // don't touch this parameter if you're not an ITS developer
249	//ITS->SetReadDet(kFALSE); // don't touch this parameter if you're not an ITS developer
250	//ITS->SetWriteDet("$ALICE_ROOT/ITS/ITSgeometry_vPPRsymm2.det"); // don't touch this parameter if you're not an ITS developer
251	//ITS->SetThicknessDet1(200.); // detector thickness on layer 1 must be in the range [100,300]
252	//ITS->SetThicknessDet2(200.); // detector thickness on layer 2 must be in the range [100,300]
253	//ITS->SetThicknessChip1(200.); // chip thickness on layer 1 must be in the range [150,300]
254	//ITS->SetThicknessChip2(200.); // chip thickness on layer 2 must be in the range [150,300]
255	//ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
256	//ITS->SetCoolingFluid(1); // 1 --> water ; 0 --> freon
257	//
258	//
259	// Coarse geometries (warning: no hits are produced with these coarse geometries and they unuseful
260	// for reconstruction !):
261	//
262	//
263	//AliITSvPPRcoarseasymm *ITS = new AliITSvPPRcoarseasymm("ITS","New ITS PPR coarse version with asymmetric services");
264	//ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
265	//ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
266	//
267	//AliITS *ITS = new AliITSvPPRcoarsesymm("ITS","New ITS PPR coarse version with symmetric services");
268	//ITS->SetRails(0); // 1 --> rails in ; 0 --> rails out
269	//ITS->SetSupportMaterial(0); // 0 --> Copper ; 1 --> Aluminum ; 2 --> Carbon
270	//
271	//
272	//
273	// Geant3 <-> EUCLID conversion
274	// ============================
275	//
276	// SetEUCLID is a flag to output (=1) or not to output (=0) both geometry and
277	// media to two ASCII files (called by default ITSgeometry.euc and
278	// ITSgeometry.tme) in a format understandable to the CAD system EUCLID.
279	// The default (=0) means that you dont want to use this facility.
280	//
281	ITS->SetEUCLID(0);
282	}
283
284	if (iTPC)
285	{
286	//============================ TPC parameters ================================
287	// --- This allows the user to specify sectors for the SLOW (TPC geometry 2)
288	// --- Simulator. SecAL (SecAU) <0 means that ALL lower (upper)
289	// --- sectors are specified, any value other than that requires at least one
290	// --- sector (lower or upper)to be specified!
291	// --- Reminder: sectors 1-24 are lower sectors (1-12 -> z>0, 13-24 -> z<0)
292	// --- sectors 25-72 are the upper ones (25-48 -> z>0, 49-72 -> z<0)
293	// --- SecLows - number of lower sectors specified (up to 6)
294	// --- SecUps - number of upper sectors specified (up to 12)
295	// --- Sens - sensitive strips for the Slow Simulator !!!
296	// --- This does NOT work if all S or L-sectors are specified, i.e.
297	// --- if SecAL or SecAU < 0
298	//
299	//
300	//-----------------------------------------------------------------------------
301
302	// gROOT->LoadMacro("SetTPCParam.C");
303	// AliTPCParam *param = SetTPCParam();
304	AliTPC *TPC = new AliTPCv2("TPC", "Default");
305
306	// All sectors included
307	TPC->SetSecAU(-1);
308	TPC->SetSecAL(-1);
309	}
310
311
312	if (iTOF) {
313	if (geo == kHoles) {
314	//=================== TOF parameters ============================
315	AliTOF *TOF = new AliTOFv2FHoles("TOF", "TOF with Holes");
316	} else {
317	AliTOF *TOF = new AliTOFv4T0("TOF", "normal TOF");
318	}
319	}
320
321
322	if (iRICH)
323	{
324	//=================== RICH parameters ===========================
325	AliRICH *RICH = new AliRICHv3("RICH", "normal RICH");
326
327	}
328
329
330	if (iZDC)
331	{
332	//=================== ZDC parameters ============================
333
334	AliZDC *ZDC = new AliZDCv2("ZDC", "normal ZDC");
335	}
336
337	if (iTRD)
338	{
339	//=================== TRD parameters ============================
340
341	AliTRD *TRD = new AliTRDv1("TRD", "TRD slow simulator");
342
343	// Select the gas mixture (0: 97% Xe + 3% isobutane, 1: 90% Xe + 10% CO2)
344	TRD->SetGasMix(1);
345	if (geo == kHoles) {
346	// With hole in front of PHOS
347	TRD->SetPHOShole();
348	// With hole in front of RICH
349	TRD->SetRICHhole();
350	}
351	// Switch on TR
352	AliTRDsim *TRDsim = TRD->CreateTR();
353	}
354
355	if (iFMD)
356	{
357	//=================== FMD parameters ============================
358	AliFMD *FMD = new AliFMDv1("FMD", "normal FMD");
359	FMD->SetRingsSi1(256);
360	FMD->SetRingsSi2(128);
361	FMD->SetSectorsSi1(20);
362	FMD->SetSectorsSi2(40);
363	}
364
365	if (iMUON)
366	{
367	//=================== MUON parameters ===========================
368
369	AliMUON *MUON = new AliMUONv1("MUON", "default");
370	}
371	//=================== PHOS parameters ===========================
372
373	if (iPHOS)
374	{
375	AliPHOS *PHOS = new AliPHOSv1("PHOS", "IHEP");
376	}
377
378
379	if (iPMD)
380	{
381	//=================== PMD parameters ============================
382	AliPMD *PMD = new AliPMDv1("PMD", "normal PMD");
383	}
384
385	if (iSTART)
386	{
387	//=================== START parameters ============================
388	AliSTART *START = new AliSTARTv1("START", "START Detector");
389	}
390
391	if (iEMCAL)
392	{
393	//=================== EMCAL parameters ============================
394	AliEMCAL *EMCAL = new AliEMCALv1("EMCAL", "EMCALArch1a");
395	}
396
397	if (iCRT)
398	{
399	//=================== CRT parameters ============================
400	AliCRT *CRT = new AliCRTv0("CRT", "normal ACORDE");
401	}
402
403	if (iVZERO)
404	{
405	//=================== CRT parameters ============================
406	AliVZERO *VZERO = new AliVZEROv2("VZERO", "normal VZERO");
407	}
408
409	}
410
411	Float_t EtaToTheta(Float_t arg){
412	return (180./TMath::Pi())2.atan(exp(-arg));
413	}