this should fix issues with caused by ROOT io

trackReps/include/MplTrackRep.h

@@ -48,9 +48,10 @@ namespace genfit {
     const double m_magCharge;
     const double m_mass;
 
+
   public:
 
-    ClassDef(MplTrackRep, 1)
+    ClassDefOverride(MplTrackRep, 1)
 
   };
 } //end genfit namespace

trackReps/include/RKTrackRep.h

@@ -284,9 +284,13 @@ class RKTrackRep : public AbsTrackRep {
 
   double momMag(const M1x7& state7) const;
 
+ protected:
 
   mutable StateOnPlane lastStartState_; //! state where the last extrapolation has started
   mutable StateOnPlane lastEndState_; //! state where the last extrapolation has ended
+
+ private:
+
   mutable std::vector<RKStep> RKSteps_; //! RungeKutta steps made in the last extrapolation
   mutable int RKStepsFXStart_; //!
   mutable int RKStepsFXStop_; //!

trackReps/src/MplTrackRep.cc

@@ -26,6 +26,8 @@
 
 #include <math.h>
 
+#include <TBuffer.h>
+
 using namespace genfit;
 
 MplTrackRep::MplTrackRep(int pdgCode, float magCharge, char propDir) :
@@ -254,3 +256,21 @@ double MplTrackRep::RKPropagate(M1x7& state7,
   // in Numerical Recipes.  FIXME: move to caller.
   return pow(DLT/EST, 1./5.);
 }
+
+void MplTrackRep::Streamer(TBuffer &R__b)
+{
+   // I guess I have to reimplement this since it can not be taken from RKTrackRep?
+   typedef ::genfit::MplTrackRep thisClass;
+   UInt_t R__s, R__c;
+   if (R__b.IsReading()) {
+      ::genfit::AbsTrackRep::Streamer(R__b);
+      Version_t R__v = R__b.ReadVersion(&R__s, &R__c); if (R__v) { }
+      R__b.CheckByteCount(R__s, R__c, thisClass::IsA());
+      lastStartState_.setRep(this);
+      lastEndState_.setRep(this);
+   } else {
+      ::genfit::AbsTrackRep::Streamer(R__b);
+      R__c = R__b.WriteVersion(thisClass::IsA(), kTRUE);
+      R__b.SetByteCount(R__c, kTRUE);
+   }
+}

trackReps/src/trackRepsLinkDef.h

@@ -8,4 +8,4 @@
 #pragma link C++ namespace genfit;
 
 #pragma link C++ class genfit::RKTrackRep-;
-#pragma link C++ class genfit::MplTrackRep+;
+#pragma link C++ class genfit::MplTrackRep-;