geometry_source.hpp

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// SPDX-FileCopyrightText: 2026 CERN for the benefit of the SHiP Collaboration
//
// SPDX-License-Identifier: LGPL-3.0-or-later
 
// geometry_source.hpp — Interface for pluggable geometry sources
//
// Implementations provide the G4 world volume and declare which logical
// volumes should be instrumented with sensitive detectors.
//
// This type is used as a phlex data product (Job-layer Provider).
 
#pragma once
 
#include <G4VPhysicalVolume.hh>
#include <string>
#include <vector>
 
namespace SHiP {
 
class IGeometrySource {
 public:
  virtual ~IGeometrySource() = default;
 
  [[nodiscard]] virtual G4VPhysicalVolume* construct() const = 0;
 
  [[nodiscard]] virtual std::vector<std::string> const& sensitiveVolumes()
      const = 0;
};
 
}  // namespace SHiP