PWGJE

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

diff --git a/EVGEN/AliGenPMDlib.h b/EVGEN/AliGenPMDlib.h
index d231d58c4760e5cd8586ce327ae0fc5c2b282ab3..c0b587cddac00997bd90ce2563d229264895307f 100644 (file)
--- a/EVGEN/AliGenPMDlib.h
+++ b/EVGEN/AliGenPMDlib.h
@@ -5,26 +5,34 @@
 
 /* $Id$ */
 
-#include "AliGenLib.h"
+//
+// Library of generators for PMD
+// providing y and pt parametrisation
+// for generated tracks
+//
+
 class TRandom;
 
-class AliGenPMDlib :
-public AliGenLib
+#include "AliGenLib.h"
+
+class AliGenPMDlib :public AliGenLib
 {
  public:
+    enum constants{kPion, kEta};
+    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;    
+ private:
 // Neutral pions
-    static Double_t PtPi0(Double_t *px, Double_t *dummy);
+    static Double_t PtPi0(const Double_t *px, const Double_t *dummy);
     static Double_t PtScal(Double_t pt, Int_t np);
-    static Double_t YPi0( Double_t *py, Double_t *dummy);
+    static Double_t YPi0( const Double_t *py, const Double_t *dummy);
     static Int_t    IpPi0(TRandom *ran);
 // Etas
-    static Double_t PtEta(Double_t *px, Double_t *dummy);
-    static Double_t YEta( Double_t *py, Double_t *dummy);
+    static Double_t PtEta(const Double_t *px, const Double_t *dummy);
+    static Double_t YEta( const Double_t *py, const Double_t *dummy);
     static Int_t    IpEta(TRandom *ran);
 //
-    GenFunc   GetPt(Param_t param, const char* tname=0);
-    GenFunc   GetY (Param_t param, const char* tname=0);
-    GenFuncIp GetIp(Param_t param, const char* tname=0);    
     ClassDef(AliGenPMDlib,0) // Library providing y and pT parameterisations
 };
 #endif