From e8466bcb64c9c9d1a5a86288e901c9c30759bbf6 Mon Sep 17 00:00:00 2001
From: lintao <lintao51@gmail.com>
Date: Wed, 15 Jun 2022 20:54:12 +0800
Subject: [PATCH] WIP: use decltype to deduce the type of std::array
---
Reconstruction/Tracking/src/TruthTracker/TruthTrackerAlg.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Reconstruction/Tracking/src/TruthTracker/TruthTrackerAlg.cpp b/Reconstruction/Tracking/src/TruthTracker/TruthTrackerAlg.cpp
index 29e714e3..977dde64 100644
--- a/Reconstruction/Tracking/src/TruthTracker/TruthTrackerAlg.cpp
+++ b/Reconstruction/Tracking/src/TruthTracker/TruthTrackerAlg.cpp
@@ -207,8 +207,8 @@ StatusCode TruthTrackerAlg::execute()
trackState.Z0=helix.getZ0();
trackState.tanLambda=helix.getTanLambda();
trackState.referencePoint=helix.getReferencePoint();
- std::array<float,15> covMatrix;
- for(int i=0;i<15;i++){covMatrix[i]=999.;}//FIXME
+ decltype(trackState.covMatrix) covMatrix;
+ for(int i=0;i<covMatrix.size();i++){covMatrix[i]=999.;}//FIXME
trackState.covMatrix=covMatrix;
dcTrack.addToTrackStates(trackState);
//dcTrack.setType();//TODO
--
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