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// SPDX-License-Identifier: LGPL-3.0-or-later
// Author: Kristian Lytje
#pragma once
#include <array>
#include <vector>
#if SAFE_MATH
#include <utility/Exceptions.h>
#endif
namespace ausaxs::container {
template <typename T, int N, int M, int L>
class ArrayContainer3D {
public:
constexpr ArrayContainer3D() noexcept = default;
/**
* @brief Get the value at index i, j, k.
*/
T& operator()(int i, int j, int k) {return data[k + L*(j + M*i)];}
/**
* @brief Get the value at index i, j, k.
*/
const T& operator()(int i, int j, int k) const {return data[k + L*(j + M*i)];}
/**
* @brief Get the value at index i, j, k.
*/
T& index(int i, int j, int k) {return operator()(i, j, k);}
/**
* @brief Get the value at index i, j, k.
*/
const T& index(int i, int j, int k) const {return operator()(i, j, k);}
/**
* @brief Get an iterator to the beginning of the vector at index i, j.
*/
const typename std::vector<T>::const_iterator begin(int i, int j) const {
#if SAFE_MATH
if (i >= static_cast<int>(N) || j >= static_cast<int>(M)) {
throw except::out_of_bounds(
"ArrayContainer3D::begin: Index out of bounds "
"(" + std::to_string(N) + ", " + std::to_string(M) + ") <= "
"(" + std::to_string(i) + ", " + std::to_string(j) + ")"
);
}
#endif
return data.begin() + L*(j + M*i);
}
/**
* @brief Get an iterator to the end of the vector at index i, j.
*/
const typename std::vector<T>::const_iterator end(int i, int j) const {
#if SAFE_MATH
if (i >= static_cast<int>(N) || j >= static_cast<int>(M)) {
throw except::out_of_bounds(
"ArrayContainer3D::end: Index out of bounds "
"(" + std::to_string(N) + ", " + std::to_string(M) + ") <= "
"(" + std::to_string(i) + ", " + std::to_string(j) + ")"
);
}
#endif
return data.begin() + L*(j + M*i) + L;
}
/**
* @brief Get an iterator to the beginning of the vector at index i, j.
*/
typename std::vector<T>::iterator begin(int i, int j) {
#if SAFE_MATH
if (i >= static_cast<int>(N) || j >= static_cast<int>(M)) {
throw except::out_of_bounds(
"ArrayContainer3D::begin: Index out of bounds "
"(" + std::to_string(N) + ", " + std::to_string(M) + ") <= "
"(" + std::to_string(i) + ", " + std::to_string(j) + ")"
);
}
#endif
return data.begin() + L*(j + M*i);
}
/**
* @brief Get an iterator to the end of the vector at index i, j.
*/
typename std::vector<T>::iterator end(int i, int j) {
#if SAFE_MATH
if (i >= static_cast<int>(N) || j >= static_cast<int>(M)) {
throw except::out_of_bounds(
"ArrayContainer3D::end: Index out of bounds "
"(" + std::to_string(N) + ", " + std::to_string(M) + ") <= "
"(" + std::to_string(i) + ", " + std::to_string(j) + ")"
);
}
#endif
return data.begin() + L*(j + M*i) + L;
}
/**
* @brief Get an iterator to the beginning of the entire container.
*/
const typename std::vector<T>::const_iterator begin() const {return data.begin();}
/**
* @brief Get an iterator to the end of the entire container.
*/
const typename std::vector<T>::const_iterator end() const {return data.end();}
/**
* @brief Get an iterator to the beginning of the entire container.
*/
typename std::vector<T>::iterator begin() {return data.begin();}
/**
* @brief Get an iterator to the end of the entire container.
*/
typename std::vector<T>::iterator end() {return data.end();}
protected:
std::array<T, N*M*L> data;
};
}
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