From 4b27c857b7852b883e7486660780f11cb31bf7a1 Mon Sep 17 00:00:00 2001
From: Andre Sailer <andre.philippe.sailer@cern.ch>
Date: Thu, 8 Aug 2024 15:50:47 +0200
Subject: [PATCH] Geant4RegexSensitivesConstruction: use regex_search so we do
not have to fully match volume paths.
Speeds up by 50 percent the construction in fiber dual readout calorimeter with 580k volumes (108 s down to 68 s on my machine)
---
DDG4/plugins/Geant4RegexSensitivesConstruction.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/DDG4/plugins/Geant4RegexSensitivesConstruction.cpp b/DDG4/plugins/Geant4RegexSensitivesConstruction.cpp
index 6bb17fecb..c1ff49ff9 100644
--- a/DDG4/plugins/Geant4RegexSensitivesConstruction.cpp
+++ b/DDG4/plugins/Geant4RegexSensitivesConstruction.cpp
@@ -104,7 +104,7 @@ Geant4RegexSensitivesConstruction::collect_volumes(std::set<Volume>& volumes,
if( !path.empty() ) {
for( const auto& match : matches ) {
std::smatch sm;
- bool stat = std::regex_match(path, sm, match);
+ bool stat = std::regex_search(path, sm, match);
if( stat ) {
volumes.insert(pv.volume());
++count;
--
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