Patch.cpp

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// -------------------------------------------------------//
//
// SHAMROCK code for hydrodynamics
// Copyright (c) 2021-2026 Timothée David--Cléris <tim.shamrock@proton.me>
// SPDX-License-Identifier: CeCILL Free Software License Agreement v2.1
// Shamrock is licensed under the CeCILL 2.1 License, see LICENSE for more information
//
// -------------------------------------------------------//
 
#include "shamrock/patch/Patch.hpp"
#include "shamsys/MpiDataTypeHandler.hpp"
 
namespace shamrock::patch {
 
    MPI_Datatype patch_3d_MPI_type;
 
    template<>
    MPI_Datatype get_patch_mpi_type<3>() {
        return patch_3d_MPI_type;
    }
} // namespace shamrock::patch
 
// MPI init related to patches
 
MPI_Datatype patch_3d_MPI_types_list[2];
int patch_3d_MPI_block_lens[2];
MPI_Aint patch_3d_MPI_offset[2];
 
Register_MPIDtypeInit(init_patch_type, "mpi patch type") {
    using namespace shamrock::patch;
 
    patch_3d_MPI_block_lens[0] = 9; // 9 u64
    patch_3d_MPI_block_lens[1] = 1; // 2 u32
 
    patch_3d_MPI_types_list[0] = MPI_LONG;
    patch_3d_MPI_types_list[1] = MPI_INT;
 
    patch_3d_MPI_offset[0] = offsetof(shamrock::patch::Patch, id_patch);
    patch_3d_MPI_offset[1] = offsetof(shamrock::patch::Patch, node_owner_id);
 
    mpi::type_create_struct(
        2,
        patch_3d_MPI_block_lens,
        patch_3d_MPI_offset,
        patch_3d_MPI_types_list,
        &patch_3d_MPI_type);
    mpi::type_commit(&patch_3d_MPI_type);
}
 
Register_MPIDtypeFree(free_patch_type, "mpi patch type") {
    using namespace shamrock::patch;
 
    mpi::type_free(&patch_3d_MPI_type);
}