field.hpp

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// SPDX-FileCopyrightText: 2024 - 2025 NeoN authors
//
// SPDX-License-Identifier: MIT
 
#pragma once
 
#include <Kokkos_Core.hpp>
 
#include <iostream>
 
#include "NeoN/core/executor/executor.hpp"
#include "NeoN/core/primitives/label.hpp"
#include "NeoN/core/primitives/scalar.hpp"
#include "NeoN/core/vector/vector.hpp"
 
#include "NeoN/fields/boundaryData.hpp"
 
#include <vector>
 
namespace NeoN
{
 
template<typename ValueType>
class Field
{
public:
 
    Field(const Executor& exec) : exec_(exec), internalVector_(exec, 0), boundaryData_(exec, 0, 0)
    {}
 
    Field(const Executor& exec, localIdx nCells, const std::vector<localIdx>& offsets)
        : exec_(exec), internalVector_(exec, nCells), boundaryData_(exec, offsets)
    {}
 
    Field(
        const Executor& exec,
        const Vector<ValueType>& internalVector,
        const BoundaryData<ValueType>& boundaryData
    )
        : exec_(exec), internalVector_(exec, internalVector), boundaryData_(exec, boundaryData)
    {}
 
    Field(
        const Executor& exec, const Vector<ValueType>& internalVector, std::vector<localIdx> offsets
    )
        : exec_(exec), internalVector_(exec, internalVector), boundaryData_(exec, offsets)
    {}
 
    Field(const Executor& exec, localIdx internalSize, localIdx boundarySize)
        : exec_(exec), internalVector_(exec, internalSize), boundaryData_(exec, boundarySize)
    {}
 
 
    Field(const Field<ValueType>& rhs)
        : exec_(rhs.exec_), internalVector_(rhs.internalVector_), boundaryData_(rhs.boundaryData_)
    {}
 
 
    Field(Field<ValueType>&& rhs)
        : exec_(std::move(rhs.exec_)), internalVector_(std::move(rhs.internalVector_)),
          boundaryData_(std::move(rhs.boundaryData_))
    {}
 
 
    Field<ValueType>& operator=(const Field<ValueType>& rhs)
    {
        internalVector_ = rhs.internalVector_;
        boundaryData_ = rhs.boundaryData_;
        return *this;
    }
 
 
    Field<ValueType>& operator=(Field<ValueType>&& rhs)
    {
        internalVector_ = std::move(rhs.internalVector_);
        boundaryData_ = std::move(rhs.boundaryData_);
        return *this;
    }
 
 
    const Vector<ValueType>& internalVector() const { return internalVector_; }
 
 
    Vector<ValueType>& internalVector() { return internalVector_; }
 
 
    const BoundaryData<ValueType>& boundaryData() const { return boundaryData_; }
 
 
    BoundaryData<ValueType>& boundaryData() { return boundaryData_; }
 
    const Executor& exec() const { return exec_; }
 
private:
 
    Executor exec_; 
    Vector<ValueType> internalVector_;
    BoundaryData<ValueType> boundaryData_;
};
 
 
} // namespace NeoN