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File indexing completed on 2026-09-16 09:19:32
0001 //------------------------------- -*- C++ -*- -------------------------------// 0002 // Copyright Celeritas contributors: see top-level COPYRIGHT file for details 0003 // SPDX-License-Identifier: (Apache-2.0 OR MIT) 0004 //---------------------------------------------------------------------------// 0005 //! \file orange/g4org/LogicalVolumeConverter.hh 0006 //---------------------------------------------------------------------------// 0007 #pragma once 0008 0009 #include <memory> 0010 #include <unordered_map> 0011 #include <vector> 0012 0013 #include "corecel/io/Label.hh" 0014 #include "geocel/Types.hh" 0015 #include "orange/orangeinp/ObjectInterface.hh" 0016 0017 //---------------------------------------------------------------------------// 0018 // Forward declarations 0019 //---------------------------------------------------------------------------// 0020 0021 class G4LogicalVolume; 0022 0023 namespace celeritas 0024 { 0025 class GeantGeoParams; 0026 namespace g4org 0027 { 0028 //---------------------------------------------------------------------------// 0029 struct LogicalVolume; 0030 class SolidConverter; 0031 0032 //---------------------------------------------------------------------------// 0033 /*! 0034 * Convert a Geant4 base LV to an ORANGE temporary LV. 0035 * 0036 * This does not convert or add any of the daughters, which must be placed as 0037 * physical volumes. 0038 */ 0039 class LogicalVolumeConverter 0040 { 0041 public: 0042 //!@{ 0043 //! \name Type aliases 0044 using arg_type = G4LogicalVolume const&; 0045 using VecLabel = std::vector<Label>; 0046 using SPLV = std::shared_ptr<LogicalVolume>; 0047 using result_type = std::pair<SPLV, bool>; 0048 //!@} 0049 0050 public: 0051 LogicalVolumeConverter(GeantGeoParams const& geo, 0052 SolidConverter& convert_solid); 0053 0054 // Convert a volume, return result plus insertion 0055 result_type operator()(arg_type); 0056 0057 private: 0058 using WPLV = std::weak_ptr<LogicalVolume>; 0059 0060 //// DATA //// 0061 0062 GeantGeoParams const& geo_; 0063 SolidConverter& convert_solid_; 0064 std::unordered_map<G4LogicalVolume const*, WPLV> cache_; 0065 0066 //// HELPER FUNCTIONS //// 0067 0068 // Convert an LV that's not in the cache 0069 SPLV construct_impl(arg_type); 0070 }; 0071 0072 //---------------------------------------------------------------------------// 0073 } // namespace g4org 0074 } // namespace celeritas
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