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REST_Geant4_ViewGeometry.C protecting pointers #87

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merged 1 commit into from Feb 1, 2023
Merged

REST_Geant4_ViewGeometry.C protecting pointers #87

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10 changes: 10 additions & 0 deletions macros/REST_Geant4_ViewGeometry.C
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Expand Up @@ -40,6 +40,16 @@ Int_t REST_Geant4_ViewGeometry(TString fName, TString option = "") {
cout << "File is not supported!" << endl;
}

if (geo == nullptr) {
RESTError << "Geometry initialization failed!" << RESTendl;
return 0;
}

if (geo->GetMasterVolume() == nullptr) {
RESTError << "No master volume found in the geometry!" << RESTendl;
return 0;
}

if (option == "") {
geo->GetMasterVolume()->Draw();
} else if (ToUpper((string)option) == "EVE") {
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