celeritas/geo/GeoMaterialData.hh

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/GeoMaterialData.hh
0006 //---------------------------------------------------------------------------//
0007 #pragma once
0008
0009 #include "corecel/data/Collection.hh"
0010 #include "geocel/Types.hh"
0011 #include "celeritas/Types.hh"
0012
0013 namespace celeritas
0014 {
0015 //---------------------------------------------------------------------------//
0016 /*!
0017  * Shared data for mapping geometry to materials.
0018  */
0019 template<Ownership W, MemSpace M>
0020 struct GeoMaterialParamsData
0021 {
0022     template<class T>
0023     using VolumeItems = celeritas::Collection<T, W, M, VolumeId>;
0024
0025     VolumeItems<PhysMatId> materials;
0026
0027     //! True if assigned
0028     explicit CELER_FUNCTION operator bool() const
0029     {
0030         return !materials.empty();
0031     }
0032
0033     //! Assign from another set of data
0034     template<Ownership W2, MemSpace M2>
0035     GeoMaterialParamsData& operator=(GeoMaterialParamsData<W2, M2> const& other)
0036     {
0037         CELER_EXPECT(other);
0038         materials = other.materials;
0039         return *this;
0040     }
0041 };
0042
0043 //---------------------------------------------------------------------------//
0044 }  // namespace celeritas