From 72cd8a3e888da387dbec0e635e20d24ec44fc025 Mon Sep 17 00:00:00 2001
From: Roberval Walsh <roberval.walsh@gmail.com>
Date: Wed, 17 Jun 2020 09:41:23 +0200
Subject: [PATCH] fix JER correction

---
 src/Jet.cc | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/Jet.cc b/src/Jet.cc
index 2f6703f7..65d0af79 100644
--- a/src/Jet.cc
+++ b/src/Jet.cc
@@ -213,11 +213,7 @@ void Jet::jerInfo(const JetResolutionInfo & jerinfo, const float & drmin)
 void Jet::applyJER(const JetResolutionInfo & jerinfo, const float & drmin)
 {
    this -> jerInfo(jerinfo,drmin);
-   float pt  = p4_.Pt()*this->jerCorrection();
-   float eta = p4_.Eta();
-   float phi = p4_.Phi();
-   float e   = p4_.E();
-   p4_.SetPtEtaPhiE(pt,eta,phi,e);
+   p4_ = p4_ *this->jerCorrection();
 }