💿🐜 Antkeeper source code
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61 lines
1.6 KiB
61 lines
1.6 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEPER_MATH_MATRIX_TYPE_HPP
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#define ANTKEEPER_MATH_MATRIX_TYPE_HPP
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#include "math/vector-type.hpp"
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#include <cstddef>
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namespace math {
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/**
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* An NxM matrix.
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*
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* @tparam T Matrix element type.
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* @tparam N Number of columns.
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* @tparam M Number of rows.
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*/
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template <typename T, std::size_t N, std::size_t M>
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struct matrix
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{
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typedef T element_type;
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typedef vector<element_type, M> row_type;
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row_type columns[N];
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inline constexpr row_type& operator[](std::size_t i) noexcept { return columns[i]; }
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inline constexpr const row_type& operator[](std::size_t i) const noexcept { return columns[i]; }
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};
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/// 2x2 matrix.
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template <typename T>
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using matrix2 = matrix<T, 2, 2>;
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/// 3x3 matrix.
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template <typename T>
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using matrix3 = matrix<T, 3, 3>;
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/// 4x4 matrix.
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template <typename T>
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using matrix4 = matrix<T, 4, 4>;
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} // namespace math
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#endif // ANTKEEPER_MATH_MATRIX_TYPE_HPP
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