Fix: apply global density scaling factor in MaterialManager::getDensity

alcaliva · alcaliva · commit 3c60879cb65c · 2025-07-28T16:59:13.000+02:00
diff --git a/Detectors/Base/src/MaterialManager.cxx b/Detectors/Base/src/MaterialManager.cxx
@@ -129,9 +129,11 @@ float MaterialManager::getDensity(std::string const& modname)
     initDensityMap();
   }
   if (mDensityMap.find(modname) != mDensityMap.end()) {
-    return mDensityMap[modname];
+    return o2::conf::SimMaterialParams::Instance().globalDensityFactor * mDensityMap[modname];
   }
-  return o2::conf::SimMaterialParams::Instance().globalDensityFactor;
+  LOG(warning) << "MaterialManager::getDensity: Material '" << modname
+                 << "' not found in density map. Returning 0.";
+  return 0.0;
 }
 
 void MaterialManager::Material(const char* modname, Int_t imat, const char* name, Float_t a, Float_t z, Float_t dens,

Original file line number	Diff line number	Diff line change
`@@ -129,9 +129,11 @@ float MaterialManager::getDensity(std::string const& modname)`
`129`	`129`	`initDensityMap();`
`130`	`130`	`}`
`131`	`131`	`if (mDensityMap.find(modname) != mDensityMap.end()) {`
`132`		`- return mDensityMap[modname];`
	`132`	`+ return o2::conf::SimMaterialParams::Instance().globalDensityFactor * mDensityMap[modname];`
`133`	`133`	`}`
`134`		`- return o2::conf::SimMaterialParams::Instance().globalDensityFactor;`
	`134`	`+ LOG(warning) << "MaterialManager::getDensity: Material '" << modname`
	`135`	`+ << "' not found in density map. Returning 0.";`
	`136`	`+ return 0.0;`
`135`	`137`	`}`
`136`	`138`
`137`	`139`	`void MaterialManager::Material(const char* modname, Int_t imat, const char* name, Float_t a, Float_t z, Float_t dens,`