From 8a599d1710aa074746f1f6fee71fec93b87bfa0a Mon Sep 17 00:00:00 2001
From: Emilia Leogrande <emilia.leogrande@cern.ch>
Date: Wed, 17 Oct 2018 13:56:25 +0200
Subject: [PATCH] Added vertexing to default clicReconstruction steering file

---
 clicConfig/clicReconstruction.xml | 52 +++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/clicConfig/clicReconstruction.xml b/clicConfig/clicReconstruction.xml
index 838c8ec..9d03c53 100644
--- a/clicConfig/clicReconstruction.xml
+++ b/clicConfig/clicReconstruction.xml
@@ -93,6 +93,9 @@
 
     <group name="MergeCollections" />
 
+    <!-- ========== vertexing  ========== -->
+    <processor name="VertexFinder"/>
+
     <!-- ========== monitoring  ========== -->
     <processor name="MyClicEfficiencyCalculator"/>
     <processor name="MyRecoMCTruthLinker"/>
@@ -1528,6 +1531,55 @@
 
   </group>
 
+  <!-- Primary and Secondary vertex finder ================================================ -->
+  <processor name="VertexFinder" type="LcfiplusProcessor">
+    <!-- run primary and secondary vertex finders -->
+    <parameter name="Algorithms" type="stringVec"> PrimaryVertexFinder BuildUpVertex </parameter>
+    <parameter name="ReadSubdetectorEnergies" type="int" value="0"/> <!-- true for ILD -->
+    <parameter name="UpdateVertexRPDaughters" type="int" value="0"/> <!-- false for non-updative PandoraPFOs -->
+    <parameter name="TrackHitOrdering" type="int" value="2"/> <!-- Track hit ordering: 0=ILD-LOI (default), 1=ILD-DBD, 2=CLICdet -->
+    <parameter name="PrintEventNumber" type="int" value="1"/> <!-- 0 for not printing event number, n for printing every n events -->
+    <!-- specify input collection names -->
+    <parameter name="PFOCollection" type="string" value="PandoraPFOs" />
+    <parameter name="UseMCP" type="int" value="0" /> <!-- MC info not used -->
+    <parameter name="MCPCollection" type="string" value="MCParticle" />
+    <parameter name="MCPFORelation" type="string" value="RecoMCTruthLink" />
+    <parameter name="PrimaryVertexCollectionName" type="string" value="pVx" />
+    <parameter name="BuildUpVertexCollectionName" type="string" value="buVx" />
+    <parameter name="BuildUpVertex.V0VertexCollectionName" type="string" value="buVx_V0" />
+    <parameter name="MagneticField" type="float" value="4.0"/> <!-- ILC and CLIC detectors have different values -->
+    <parameter name="BeamSizeX" type="float" value="639.E-6"/> <!-- XYZ need to be checked and corrected to CLIC values -->
+    <parameter name="BeamSizeY" type="float" value="5.7E-6"/>
+    <parameter name="BeamSizeZ" type="float" value="9.13E-2"/>
+    <!-- parameters for primary vertex finder -->
+    <parameter name="PrimaryVertexFinder.TrackMaxD0" type="double" value="20." />
+    <parameter name="PrimaryVertexFinder.TrackMaxZ0" type="double" value="20." />
+    <parameter name="PrimaryVertexFinder.TrackMaxInnermostHitRadius" type="double" value="61" />
+    <parameter name="PrimaryVertexFinder.TrackMinVtxFtdHits" type="int" value="1" />
+    <parameter name="PrimaryVertexFinder.Chi2Threshold" type="double" value="25." />
+    <parameter name="PrimaryVertexFinder.BeamspotConstraint" type="bool">1 </parameter>
+
+    <!-- parameters for secondary vertex finder -->
+    <parameter name="BuildUpVertex.TrackMaxD0" type="double" value="10." />
+    <parameter name="BuildUpVertex.TrackMaxZ0" type="double" value="20." />
+    <parameter name="BuildUpVertex.TrackMinPt" type="double" value="0.1" />
+    <parameter name="BuildUpVertex.TrackMaxD0Err" type="double" value="0.1" />
+    <parameter name="BuildUpVertex.TrackMaxZ0Err" type="double" value="0.1" />
+    <parameter name="BuildUpVertex.TrackMinTpcHits" type="int" value="1" />
+    <parameter name="BuildUpVertex.TrackMinFtdHits" type="int" value="1" />
+    <parameter name="BuildUpVertex.TrackMinVxdHits" type="int" value="1" />
+    <parameter name="BuildUpVertex.TrackMinVxdFtdHits" type="int" value="1" />
+    <parameter name="BuildUpVertex.PrimaryChi2Threshold" type="double" value="25." />
+    <parameter name="BuildUpVertex.SecondaryChi2Threshold" type="double" value="9." />
+    <parameter name="BuildUpVertex.MassThreshold" type="double" value="10." />
+    <parameter name="BuildUpVertex.MinDistFromIP" type="double" value="0.3" />
+    <parameter name="BuildUpVertex.MaxChi2ForDistOrder" type="double" value="1.0" />
+    <parameter name="BuildUpVertex.AssocIPTracks" type="int" value="1" />
+    <parameter name="BuildUpVertex.AssocIPTracksMinDist" type="double" value="0." />
+    <parameter name="BuildUpVertex.AssocIPTracksChi2RatioSecToPri" type="double" value="2.0" />
+    <parameter name="BuildUpVertex.UseV0Selection" type="int" value="1" />
+  </processor>
+
   <processor name="Output_REC" type="LCIOOutputProcessor">
     <!--   standard output: full reconstruction keep all collections -->
     <parameter name="LCIOOutputFile" type="string"> Output_REC.slcio </parameter>