From d2c7a1ff86085224f8350254e67417cfa518c5ef Mon Sep 17 00:00:00 2001
From: Juraj Smiesko <34742917+kjvbrt@users.noreply.github.com>
Date: Thu, 8 Feb 2024 17:42:35 +0100
Subject: [PATCH] Revert "Remove the explicit mentioning of momentum types
 (#59)"

This reverts commit cb50525bb21f2088567aa4dabb6276fbffcc3803.
---
 SimG4Components/src/SimG4PrimariesFromEdmTool.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/SimG4Components/src/SimG4PrimariesFromEdmTool.cpp b/SimG4Components/src/SimG4PrimariesFromEdmTool.cpp
index be21535..6473a72 100644
--- a/SimG4Components/src/SimG4PrimariesFromEdmTool.cpp
+++ b/SimG4Components/src/SimG4PrimariesFromEdmTool.cpp
@@ -32,13 +32,13 @@ G4Event* SimG4PrimariesFromEdmTool::g4Event() {
   auto theEvent = new G4Event();
   const edm4hep::MCParticleCollection* mcparticles = m_genParticles.get();
   for (auto mcparticle : *mcparticles) {
-    const auto& v = mcparticle.getVertex();
-    auto* g4Vertex = new G4PrimaryVertex(v.x * sim::edm2g4::length,
+    const edm4hep::Vector3d v = mcparticle.getVertex();
+    G4PrimaryVertex* g4Vertex = new G4PrimaryVertex(v.x * sim::edm2g4::length,
                                                     v.y * sim::edm2g4::length,
                                                     v.z * sim::edm2g4::length,
                                                     mcparticle.getTime() / Gaudi::Units::c_light  * sim::edm2g4::length);
-    const auto& mom = mcparticle.getMomentum();
-    auto* g4Particle = new G4PrimaryParticle(mcparticle.getPDG(),
+    const edm4hep::Vector3f mom = mcparticle.getMomentum();
+    G4PrimaryParticle* g4Particle = new G4PrimaryParticle(mcparticle.getPDG(),
                                                           mom.x * sim::edm2g4::energy,
                                                           mom.y * sim::edm2g4::energy,
                                                           mom.z * sim::edm2g4::energy);