Get g2t_vertex from geant4star if not found under geant.

Author: klendathu2k

StRoot/StMuDSTMaker/COMMON/StMuDstMaker.cxx

@@ -1904,14 +1904,29 @@ void StMuDstMaker::fillStrange(StStrangeMuDstMaker* maker) {
 #endif
 //-----------------------------------------------------------------------
 void StMuDstMaker::fillMC() {
+
+
+
+  LOG_INFO << "FillMC..." << endm;
+
   St_g2t_track  *g2t_track  = 0;
-  g2t_track = (St_g2t_track  *) GetDataSet("geant/g2t_track");  
+  g2t_track = (St_g2t_track  *) GetDataSet("geant/g2t_track");    
   if ( 0==g2t_track )  g2t_track = (St_g2t_track  *) GetDataSet("geant4star/g2t_track");   
-  if ( 0==g2t_track )  return;
+  if ( 0==g2t_track ) {
+    LOG_INFO << "No g2t_track found... " << endm;
+    return;
+  }
+
   St_g2t_vertex *g2t_vertex = 0;
   g2t_vertex = (St_g2t_vertex *) GetDataSet("geant/g2t_vertex"); 
-  if ( 0==g2t_vertex )   g2t_track = (St_g2t_track  *) GetDataSet("geant4star/g2t_track");  
+  if ( 0==g2t_vertex )   g2t_vertex = (St_g2t_vertex  *) GetDataSet("geant4star/g2t_vertex");  
+  if ( 0==g2t_vertex ) {
+    LOG_INFO << "No g2t_vertex found... " << endm;
+    return;
+  }
   if ( 0==g2t_vertex ) return;
+
+
   StG2TrackVertexMap::instance(g2t_track,g2t_vertex); 
   mStEvent->setIdTruth();
   StMuMcVertex *mcvx = 0;