New options kPi0Flat y kEtaFlat (Gustavo Conesa)

[u/mrichter/AliRoot.git] / EVGEN / AliGenPHOSlib.h

diff --git a/EVGEN/AliGenPHOSlib.h b/EVGEN/AliGenPHOSlib.h
index b341911ba542939a5e01dc411ec7b83c25f69bb9..d121d0f76a4be07038279fb5b87269eac1490d41 100644 (file)
--- a/EVGEN/AliGenPHOSlib.h
+++ b/EVGEN/AliGenPHOSlib.h
@@ -6,50 +6,62 @@
 
 /* $Id$ */
 
-// Library class for particle pt and y distributions used for 
-// PHOS simulations.
-// To be used with AliGenParam.
-//
 class TRandom;
 
 class AliGenPHOSlib :
 public AliGenLib
 {
  public:
-    enum constants{kPion, kKaon, kEta, kOmega, kEtaPrime, kPhi, kBaryon};
+    enum constants{kPion, kPi0Flat, kKaon, kEta, kEtaFlat,kOmega, kEtaPrime, kPhi, kBaryon};
 // pions
     static Double_t PtPion(Double_t *px, Double_t *dummy);
     static Double_t PtScal(Double_t pt, Int_t np);
     static Double_t YPion( Double_t *py, Double_t *dummy);
     static Int_t    IpPion(TRandom* ran);
+    
+//  pi0 Flat Distribution
+    static Double_t PtPi0Flat(Double_t *px, Double_t *dummy);
+    static Double_t YPi0Flat( Double_t *py, Double_t *dummy);
+    static Int_t    IpPi0Flat(TRandom* ran); 
+    
 // kaons
     static Double_t PtKaon(Double_t *px, Double_t *dummy);
     static Double_t YKaon( Double_t *py, Double_t *dummy);
     static Int_t    IpKaon(TRandom* ran);
+    
 // etas
     static Double_t PtEta(Double_t *px, Double_t *dummy);
     static Double_t YEta( Double_t *py, Double_t *dummy);
     static Int_t    IpEta(TRandom *ran);
+    
+// etas Flat Distribution
+    static Double_t PtEtaFlat(Double_t *px, Double_t *dummy);
+    static Double_t YEtaFlat( Double_t *py, Double_t *dummy);
+    static Int_t    IpEtaFlat(TRandom *ran);
+
 // omegas
     static Double_t PtOmega(Double_t *px, Double_t *dummy);
     static Double_t YOmega( Double_t *py, Double_t *dummy);
     static Int_t    IpOmega(TRandom *ran);
+    
 // etaprime
     static Double_t PtEtaprime(Double_t *px, Double_t *dummy);
     static Double_t YEtaprime( Double_t *py, Double_t *dummy);
     static Int_t    IpEtaprime(TRandom* ran);
+    
 // phis
     static Double_t PtPhi(Double_t *px, Double_t *dummy);
     static Double_t YPhi( Double_t *py, Double_t *dummy);
     static Int_t    IpPhi(TRandom* ran);
+    
 // baryons
     static Double_t PtBaryon(Double_t *px, Double_t *dummy);
     static Double_t YBaryon( Double_t *py, Double_t *dummy);
     static Int_t    IpBaryon(TRandom *ran);
     
-    GenFunc   GetPt(Int_t param, const char* tname=0) const;
-    GenFunc   GetY (Int_t param, const char* tname=0) const;
-    GenFuncIp GetIp(Int_t param, const char* tname=0) const;    
+    GenFunc   GetPt(Int_t param, const char* tname=0);
+    GenFunc   GetY (Int_t param, const char* tname=0);
+    GenFuncIp GetIp(Int_t param, const char* tname=0);    
     ClassDef(AliGenPHOSlib,0) // Library providing y and pT parameterisations
 };
 #endif