Final version used to produce the ALICE NOTE on gamma-tagging jets studies

[u/mrichter/AliRoot.git] / STEER / AliPDG.cxx

diff --git a/STEER/AliPDG.cxx b/STEER/AliPDG.cxx
index 93ecc3bb90a7811d0783a0301df85b6f41af50ad..0aa5af465b5e5f3656254f171628b92c46e60b8f 100644 (file)
--- a/STEER/AliPDG.cxx
+++ b/STEER/AliPDG.cxx
@@ -33,9 +33,9 @@ ClassImp(AliPDG)
 // Add particles to the PDG data base
 
     TDatabasePDG *pdgDB = TDatabasePDG::Instance();
+    const Int_t kspe=50000000;
 /*
     const Int_t kion=10000000;
-    const Int_t kspe=50000000;
 
     const Double_t kAu2Gev=0.9314943228;
     const Double_t khSlash = 1.0545726663e-27;
@@ -51,6 +51,21 @@ ClassImp(AliPDG)
   pdgDB->AddParticle("Upsilon(3S)","Upsilon(3S)",10.3552,kTRUE,
                      0,1,"Bottonium",200553);
 
+// QCD diffractive states
+  pdgDB->AddParticle("rho_diff0","rho_diff0",0,kTRUE,
+                    0,0,"QCD diffr. state",9900110);
+  pdgDB->AddParticle("pi_diffr+","pi_diffr+",0,kTRUE,
+                    0,1,"QCD diffr. state",9900210);
+  pdgDB->AddParticle("omega_di","omega_di",0,kTRUE,
+                    0,0,"QCD diffr. state",9900220);
+  pdgDB->AddParticle("phi_diff","phi_diff",0,kTRUE,
+                    0,0,"QCD diffr. state",9900330);
+  pdgDB->AddParticle("J/psi_di","J/psi_di",0,kTRUE,
+                    0,0,"QCD diffr. state",9900440);
+  pdgDB->AddParticle("n_diffr0","n_diffr0",0,kTRUE,
+                    0,0,"QCD diffr. state",9902110);
+  pdgDB->AddParticle("p_diffr+","p_diffr+",0,kTRUE,
+                    0,1,"QCD diffr. state",9902210);
 // Done by default now from Pythia6 table!
 //
 //
@@ -65,13 +80,13 @@ ClassImp(AliPDG)
                      khShGev/(12.33*kYear2Sec),2,"Ion",kion+20040);
   pdgDB->AddParticle("HE3","HE3",3*kAu2Gev+14.931e-3,kFALSE,
                      0,2,"Ion",kion+20030);
+*/
 // Special particles
 // 
   pdgDB->AddParticle("Cherenkov","Cherenkov",0,kFALSE,
                     0,0,"Special",kspe+50);
   pdgDB->AddParticle("FeedbackPhoton","FeedbackPhoton",0,kFALSE,
                     0,0,"Special",kspe+51);
-*/
 }