From 6f86b59629a723537178c74e6c1b37d363bfa192 Mon Sep 17 00:00:00 2001
From: scott snyder <snyder@bnl.gov>
Date: Sat, 29 Sep 2018 18:28:04 +0200
Subject: [PATCH] MuonD3PDMaker: Create MCTruthClassifier cache.
Create MCTruthClassifier cache where needed.
Fixes crashes observed in master.
---
.../MuonD3PDMaker/src/MuonGenParticleAssociationTool.cxx | 2 ++
1 file changed, 2 insertions(+)
diff --git a/PhysicsAnalysis/D3PDMaker/MuonD3PDMaker/src/MuonGenParticleAssociationTool.cxx b/PhysicsAnalysis/D3PDMaker/MuonD3PDMaker/src/MuonGenParticleAssociationTool.cxx
index 1c506257721..8f3f07aaba7 100644
--- a/PhysicsAnalysis/D3PDMaker/MuonD3PDMaker/src/MuonGenParticleAssociationTool.cxx
+++ b/PhysicsAnalysis/D3PDMaker/MuonD3PDMaker/src/MuonGenParticleAssociationTool.cxx
@@ -75,7 +75,9 @@ StatusCode MuonGenParticleAssociationTool::book ()
const xAOD::TruthParticle*
MuonGenParticleAssociationTool::get (const xAOD::Muon& p)
{
+ IMCTruthClassifier::Cache cache;
IMCTruthClassifier::Info info;
+ info.extrapolationCache = &cache;
const xAOD::TruthParticle* out = 0;
if (m_classifier->particleTruthClassifier (&p, &info).first !=
MCTruthPartClassifier::Unknown)
--
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