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5968d14a · Johannes Junggeburth · Joseph Boudreau · b3360a46 · 5968d14a
Commit 5968d14a authored 1 year ago by Johannes Junggeburth Committed by Joseph Boudreau 1 year ago
--- a/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
+++ b/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
@@ -41,7 +41,8 @@ class GeoLogVol : public RCBase
  
  //    In some cases (gases, liquids) materials be updated?
  void setMaterial (const GeoMaterial *newMaterial) const {
-    m_material=newMaterial;
+    std::unique_lock guards{m_mutex};
+    m_material = newMaterial;
  }
  
 protected: