129 lines
4.4 KiB
C++
129 lines
4.4 KiB
C++
/**
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This file is a part of our_dick
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Copyright (C) 2020 rexy712
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero 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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This program 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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef REXY_VEC_HPP
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#define REXY_VEC_HPP
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#include "mat.hpp"
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#include "math_common.hpp"
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namespace math{
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//class representing vectors
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//inherit from matrix base because it also shared matrix attributes
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template<Scalar T, size_t R>
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class vector : public matrix_base<T,R,1>
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{
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private:
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using base = matrix_base<T,R,1>;
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public:
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using value_type = typename base::value_type;
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using size_type = typename base::size_type;
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using pointer = typename base::pointer;
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using const_pointer = typename base::const_pointer;
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using reference = typename base::reference;
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using const_reference = typename base::const_reference;
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public:
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using base::base;
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template<size_t TR,Scalar... Args,std::enable_if_t<TR <= R && (std::is_convertible_v<Args,T> && ...),int> = 0>
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constexpr vector(const vector<T,TR>& other, Args&&... args);
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template<Scalar U>
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constexpr vector(const vector<U,R>& other);
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constexpr vector(const vector&) = default;
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constexpr vector(vector&&) = default;
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~vector(void) = default;
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//Assignement
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constexpr vector& operator=(const vector&) = default;
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constexpr vector& operator=(vector&&) = default;
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template<Scalar U, size_t TR>
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constexpr vector& operator=(const vector<U,TR>& m);
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constexpr reference operator[](size_type i);
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constexpr const_reference operator[](size_type i)const;
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constexpr reference x(void);
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constexpr const_reference x(void)const;
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template<Scalar U = T>
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constexpr reference y(void);
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template<Scalar U = T>
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constexpr const_reference y(void)const;
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template<Scalar U = T>
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constexpr reference z(void);
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template<Scalar U = T>
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constexpr const_reference z(void)const;
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template<Scalar U = T>
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constexpr reference w(void);
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template<Scalar U = T>
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constexpr const_reference w(void)const;
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value_type magnitude(void)const;
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vector normalize(void);
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protected:
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template<Scalar U, Scalar... Args>
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constexpr void assign_(size_type offset, U&& u, Args&&... args);
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};
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template<Scalar T>
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constexpr auto perp(const vector<T,2>& v);
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template<Scalar T, Scalar U, size_t R1, size_t R2>
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constexpr auto perp(const vector<T,R1>& left, const vector<U,R2>& right);
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template<Scalar T, Scalar U>
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constexpr auto cross(const vector<T,3>& left, const vector<U,3>& right);
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template<Scalar T, size_t R>
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constexpr auto magnitude(const vector<T,R>& v);
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template<Scalar T, Scalar U, size_t C, size_t R>
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constexpr auto operator*(const matrix<U,R,C>& left, const vector<T,C>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator*(const vector<T,R>& left, const vector<U,R>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator*(const vector<T,R>& left, U&& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator*(U&& left, const vector<T,R>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator/(const vector<T,R>& left, U&& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator+(const vector<T,R>& left, const vector<U,R>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator-(const vector<T,R>& left, const vector<U,R>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr auto operator-(const vector<T,R>& left);
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template<Scalar T, Scalar U, size_t R>
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constexpr decltype(auto) operator*=(vector<T,R>& left, U&& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr decltype(auto) operator/=(vector<T,R>& left, U&& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr decltype(auto) operator+=(vector<T,R>& left, const vector<U,R>& right);
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template<Scalar T, Scalar U, size_t R>
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constexpr decltype(auto) operator-=(vector<T,R>& left, const vector<U,R>& right);
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extern template class vector<float,2>;
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extern template class vector<float,3>;
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extern template class vector<float,4>;
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}
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#include "vec.tpp"
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#endif
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