ExtractCounts.hpp

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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
//
// -------------------------------------------------------//
 
#pragma once

 
#include "shamrock/solvergraph/IPatchDataLayerRefs.hpp"
#include "shamrock/solvergraph/Indexes.hpp"
#include "shamsolvergraph/node/INode.hpp"
 
#define NODE_EDGES(X_RO, X_RW)                                                                     \
    /* ------------------- inputs ------------------- */                                           \
    X_RO(shamrock::solvergraph::IPatchDataLayerRefs, refs)                                         \
                                                                                                   \
    /* ------------------- outputs ------------------- */                                          \
    X_RW(shamrock::solvergraph::Indexes<u32>, counts)
 
namespace shamrock::solvergraph {
 
    class ExtractCounts : public INode {
 
        public:
        ExtractCounts() {}
 
        EXPAND_NODE_EDGES(NODE_EDGES)
 
        void _impl_evaluate_internal() {
            auto edges           = get_edges();
            edges.counts.indexes = edges.refs.get_const_refs().map<u32>(
                [](u64 id_patch, const patch::PatchDataLayer &pdat) {
                    return pdat.get_obj_cnt();
                });
        }
 
        std::string _impl_get_label() const { return "ExtractCounts"; }
 
        std::string _impl_get_tex() const { return "TODO"; }
    };
} // namespace shamrock::solvergraph
 
#undef NODE_EDGES