reduction.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 "shamalgs/impl_utils.hpp"
#include "shambackends/DeviceBuffer.hpp"
#include "shambackends/DeviceScheduler.hpp"
 
namespace shamalgs::primitives {

    template<class T>
    T sum(
        const sham::DeviceScheduler_ptr &sched,
        const sham::DeviceBuffer<T> &buf1,
        u32 start_id,
        u32 end_id);

    template<class T>
    T min(
        const sham::DeviceScheduler_ptr &sched,
        const sham::DeviceBuffer<T> &buf1,
        u32 start_id,
        u32 end_id);

    template<class T>
    T max(
        const sham::DeviceScheduler_ptr &sched,
        const sham::DeviceBuffer<T> &buf1,
        u32 start_id,
        u32 end_id);

    namespace impl {

        std::vector<shamalgs::impl_param> get_default_impl_list_reduction();

        shamalgs::impl_param get_current_impl_reduction();

        void set_impl_reduction(const std::string &impl, const std::string &param = "");
 
    } // namespace impl
 
} // namespace shamalgs::primitives