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File indexing completed on 2025-09-16 08:52:21
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 celeritas/geo/GeoMaterialView.hh 0006 //---------------------------------------------------------------------------// 0007 #pragma once 0008 0009 #include "GeoMaterialData.hh" 0010 0011 namespace celeritas 0012 { 0013 //---------------------------------------------------------------------------// 0014 /*! 0015 * Access geometry-to-material conversion. 0016 */ 0017 class GeoMaterialView 0018 { 0019 public: 0020 //!@{ 0021 //! \name Type aliases 0022 using GeoMaterialData = NativeCRef<GeoMaterialParamsData>; 0023 //!@} 0024 0025 public: 0026 // Construct from shared data 0027 inline CELER_FUNCTION GeoMaterialView(GeoMaterialData const& params); 0028 0029 // Return material for the given volume 0030 inline CELER_FUNCTION PhysMatId material_id(VolumeId volume) const; 0031 0032 private: 0033 GeoMaterialData const& params_; 0034 }; 0035 0036 //---------------------------------------------------------------------------// 0037 // INLINE DEFINITIONS 0038 //---------------------------------------------------------------------------// 0039 /*! 0040 * Construct from shared data. 0041 */ 0042 CELER_FUNCTION 0043 GeoMaterialView::GeoMaterialView(GeoMaterialData const& params) 0044 : params_(params) 0045 { 0046 } 0047 0048 //---------------------------------------------------------------------------// 0049 /*! 0050 * Return material for the given volume. 0051 * 0052 * Note that this will *fail* if the particle is outside -- the volume ID will 0053 * be false. 0054 */ 0055 CELER_FUNCTION PhysMatId GeoMaterialView::material_id(VolumeId volume) const 0056 { 0057 CELER_EXPECT(volume < params_.materials.size()); 0058 return params_.materials[volume]; 0059 } 0060 0061 //---------------------------------------------------------------------------// 0062 } // namespace celeritas
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