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Delete and recreate GDML file each time #22

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Merged
mvicenzi merged 1 commit into from
Sep 11, 2025
Merged

Delete and recreate GDML file each time #22

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3 changes: 2 additions & 1 deletion include/DetectorConstruction.hh
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@
#include <G4AssemblyVolume.hh>
#include "fields/BabyMINDMagneticField.hh"
#include <vector>
#include <string>

class G4LogicalVolume;
class DetectorConstructionMessenger;
Expand Down Expand Up @@ -48,7 +49,7 @@ class DetectorConstruction : public G4VUserDetectorConstruction {
DetectorConstructionMessenger* messenger;

G4bool m_saveGdml;
G4String m_fileGdml;
std::string m_fileGdml;
G4bool fCheckOverlap;
G4bool m_addFLArE;
G4bool m_useBabyMIND;
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9 changes: 8 additions & 1 deletion src/DetectorConstruction.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,8 @@
#include <G4GDMLParser.hh>
#include <G4SubtractionSolid.hh>

using namespace std;
#include <filesystem>
#include <string>

G4ThreadLocal G4UniformMagField* DetectorConstruction::magField = 0;
G4ThreadLocal G4FieldManager* DetectorConstruction::fieldMgr = 0;
Expand Down Expand Up @@ -272,6 +273,12 @@ G4VPhysicalVolume* DetectorConstruction::Construct()
if (m_saveGdml) {
G4GDMLParser fParser;
G4cout << "Exporting geometry to " << m_fileGdml << G4endl;

if(std::filesystem::exists(m_fileGdml)){
G4cout << " File already exists. Deleting first..." << G4endl;
std::filesystem::remove(m_fileGdml);
}

fParser.Write(m_fileGdml, worldPV, false);
}

Expand Down