RenderFieldGetter.hpp

Go to the documentation of this file.

// -------------------------------------------------------//
//
// 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 "shambackends/DeviceBuffer.hpp"
#include "shambackends/typeAliasVec.hpp"
#include "shambackends/vec.hpp"
#include "shammodels/sph/SolverConfig.hpp"
#include "shammodels/sph/modules/SolverStorage.hpp"
#include "shampylib/PatchDataToPy.hpp"
#include "shamrock/scheduler/ShamrockCtx.hpp"
#include <pybind11/pytypes.h>
 
namespace shammodels::sph::modules {
 
    template<class Tvec, class Tfield, template<class> class SPHKernel>
    class RenderFieldGetter {
        public:
        using Tscal              = shambase::VecComponent<Tvec>;
        static constexpr u32 dim = shambase::VectorProperties<Tvec>::dimension;
        using Kernel             = SPHKernel<Tscal>;
 
        using Config  = SolverConfig<Tvec, SPHKernel>;
        using Storage = SolverStorage<Tvec, u32>;
 
        ShamrockCtx &context;
        Config &solver_config;
        Storage &storage;
 
        RenderFieldGetter(ShamrockCtx &context, Config &solver_config, Storage &storage)
            : context(context), solver_config(solver_config), storage(storage) {}
 
        using field_getter_t = const sham::DeviceBuffer<Tfield> &(
            const shamrock::patch::Patch cur_p, shamrock::patch::PatchDataLayer &pdat);
 
        using lamda_runner
            = std::function<sham::DeviceBuffer<Tfield>(std::function<field_getter_t>)>;
 
        shamrock::solvergraph::Field<Tfield> build_field(
            std::string field_name,
            std::optional<
                std::function<py::array_t<Tfield>(size_t, shamrock::PatchDataLazyGetter &)>>
                custom_getter = std::nullopt);
 
        sham::DeviceBuffer<Tfield> runner_function(
            std::string field_name,
            lamda_runner lambda,
            std::optional<
                std::function<py::array_t<Tfield>(size_t, shamrock::PatchDataLazyGetter &)>>
                custom_getter = std::nullopt);
 
        private:
        inline PatchScheduler &scheduler() { return shambase::get_check_ref(context.sched); }
    };
 
} // namespace shammodels::sph::modules