diff -u -r1.1.2.5 -r1.1.2.6
--- ToDo.txt	1 Dec 2009 11:11:03 -0000	1.1.2.5
+++ ToDo.txt	1 Dec 2009 14:15:31 -0000	1.1.2.6
@@ -37,8 +37,13 @@

 
   - make LCCollection branches subbranches of LCEvent 
 

-

+  

   - don't flush at the end of writing the event - rather use 'autosave' feature
     TTree::SetAutoSave()

+    DONE.
+
+
+  -  add LCParameters to outout file as soon as problem is fixed in next ROOT release  (5.26.00 )
+

diff -u -r1.2.20.2 -r1.2.20.3
--- LCParametersImpl.h	1 Dec 2009 11:11:03 -0000	1.2.20.2
+++ LCParametersImpl.h	1 Dec 2009 14:15:32 -0000	1.2.20.3
@@ -128,9 +128,9 @@

 
   protected:
 

-    mutable IntMap _intMap ;
-    mutable FloatMap _floatMap ;
-    mutable StringMap _stringMap ;

+    mutable IntMap _intMap ;    //! no RIO - for debugging
+    mutable FloatMap _floatMap ;  //! no RIO - for debugging
+    mutable StringMap _stringMap ;  //! no RIO - for debugging

     
   }; // class
 } // namespace IMPL

diff -u -r1.1.2.4 -r1.1.2.5
--- RIO.h	1 Dec 2009 11:11:03 -0000	1.1.2.4
+++ RIO.h	1 Dec 2009 14:15:32 -0000	1.1.2.5
@@ -16,7 +16,7 @@

 
 #define RIO_RECORD_SIZE    16000
 

-#define RIO_SPLIT_LEVEL        5

+#define RIO_SPLIT_LEVEL        99

 
 #define RIO_DEFAULT_COMPRESS   1
   // 1 is TFile default ?

diff -u -r1.1.2.6 -r1.1.2.7
--- RIOLCCollectionHandler.h	1 Dec 2009 11:29:45 -0000	1.1.2.6
+++ RIOLCCollectionHandler.h	1 Dec 2009 14:15:32 -0000	1.1.2.7
@@ -81,15 +81,17 @@

      
  } else {
 	

-	//FIXME: make split level and 'record size' parameters ....
-	//	_br = tree->Branch( _name.c_str(), &_tv, 16000, RIO_SPLIT_LEVEL );
-

+	// create a string with the typename of the collection used by ROOT I/O
+	// - note the LCIO API still uses LCCollectionVec, i.e. a vector of LCObject*

 	std::stringstream typeStream ;

-	typeStream << "IMPL::LCCollectionTVec<EVENT::" << type << ">" ;

+	//	typeStream << "IMPL::LCCollectionTVec<EVENT::" << type << ">" ;
+	typeStream << "IMPL::LCCollectionTVec<IMPL::" << type << "Impl>" ;

+#ifdef DEBUG

 	std::cout << " create branch for type   " << typeStream.str()  << std::endl ;

+#endif

-	_br = tree->Branch( _name.c_str(), typeStream.str().c_str(), (void*) &_tv, 16000, RIO_SPLIT_LEVEL );

+	_br = tree->Branch( _name.c_str(), typeStream.str().c_str(), (void*) &_tv, RIO_RECORD_SIZE, RIO_SPLIT_LEVEL );

diff -u -r1.1.2.5 -r1.1.2.6
--- rootio_templates.h	1 Dec 2009 11:11:03 -0000	1.1.2.5
+++ rootio_templates.h	1 Dec 2009 14:15:32 -0000	1.1.2.6
@@ -8,6 +8,8 @@

 #include "IMPL/MCParticleImpl.h"
 #include "IMPL/SimCalorimeterHitImpl.h"
 #include "IMPL/SimTrackerHitImpl.h"

+#include "IMPL/CalorimeterHitImpl.h"
+#include "IMPL/TrackerHitImpl.h"

 #include "IMPL/VertexImpl.h"
 #include "IMPL/TrackImpl.h"
 #include "IMPL/ClusterImpl.h"

@@ -81,6 +83,17 @@

 #pragma link C++ class IMPL::LCCollectionTVec<EVENT::Vertex>+;
 
 

+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::ReconstructedParticleImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::MCParticleImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::SimTrackerHitImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::SimCalorimeterHitImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::TrackerHitImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::CalorimeterHitImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::TrackImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::ClusterImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::LCRelationImpl>+;
+#pragma link C++ class IMPL::LCCollectionTVec<IMPL::VertexImpl>+;
+

 
 #endif