Change how weights are added in ZDefWorkspace

The weight RooRealVar is no longer added to the argset, it is now set when the RooDataSet is made, and is passed in via the add method.
jturkewitz · May 6, 2014 · b7d53ef · b7d53ef
1 parent ba51927
commit b7d53ef
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/ZFinder/Event/src/ZDefinitionWorkspace.cc b/ZFinder/Event/src/ZDefinitionWorkspace.cc
@@ -54,7 +54,6 @@ namespace zf {
         e1_charge_->defineType("Negative", -1);
         // Event
         n_vert_ = new RooRealVar("n_vert", "Number of Vertices", 0, 100);
-        weight_ = new RooRealVar("weight", "Event weight", 0, 100);
         data_type_ = new RooCategory("data_type", "Is the event from Data, or MC?");
         data_type_->defineType("Truth MC");
         data_type_->defineType("Reco MC");
@@ -79,13 +78,13 @@ namespace zf {
         argset_->add(*e1_pt_);
         argset_->add(*e1_eta_);
         argset_->add(*e1_charge_);
-        argset_->add(*weight_);
         argset_->add(*n_vert_);
         argset_->add(*data_type_);
         argset_->add(*numerator_);
         argset_->add(*degenerate_);
 
         // Dataset
+        weight_ = new RooRealVar("weight", "Event weight", 0, 100);
         roodataset_ = new RooDataSet(
                 "roo_dataset",
                 "All events selected by the ZDefinition",
@@ -225,10 +224,10 @@ namespace zf {
         } else  {
             weight = last_cutlevel.t1p0_eff;
         }
-        argset_->setRealValue("weight", weight);
 
         // Save the argset
-        roodataset_->add(*argset_);
+        const double WEIGHT_ERROR = 0.;
+        roodataset_->add(*argset_, weight, WEIGHT_ERROR);
     }
 
     void ZDefinitionWorkspace::Write() {