model/detail/InterpolatorHelper.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/mucf/model/detail/InterpolatorHelper.hh
0006 //---------------------------------------------------------------------------//
0007 #pragma once
0008
0009 #include "corecel/data/Collection.hh"
0010 #include "corecel/grid/NonuniformGridData.hh"
0011 #include "corecel/inp/Grid.hh"
0012
0013 namespace celeritas
0014 {
0015 namespace detail
0016 {
0017 //---------------------------------------------------------------------------//
0018 /*!
0019  * Host-only interpolator wrapper class for muCF input data.
0020  *
0021  * \sa MucfMaterialInserter
0022  */
0023 class InterpolatorHelper
0024 {
0025   public:
0026     // Construct with grid input data
0027     explicit InterpolatorHelper(inp::Grid const& input);
0028
0029     // Interpolate data at given point
0030     real_type operator()(real_type value) const;
0031
0032   private:
0033     using Items = Collection<real_type, Ownership::value, MemSpace::host>;
0034
0035     Items reals_;
0036     NonuniformGridRecord grid_record_;
0037 };
0038
0039 //---------------------------------------------------------------------------//
0040 }  // namespace detail
0041 }  // namespace celeritas