73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
// =====================================================================================================================
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// fennec, a free and open source game engine
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// Copyright © 2025 Medusa Slockbower
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//
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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 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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// 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 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 this program. If not, see <https://www.gnu.org/licenses/>.
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// =====================================================================================================================
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///
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/// \file vector_traits.h
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/// \brief part of the \ref fennec_math_vector
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///
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///
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/// \details this header implements functions to test vector types at compile time
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/// \author Medusa Slockbower
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///
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/// \copyright Copyright © 2025 Medusa Slockbower ([GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html))
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///
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///
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#ifndef FENNEC_MATH_VECTOR_TRAITS_H
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#define FENNEC_MATH_VECTOR_TRAITS_H
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#include <fennec/math/detail/__vector_traits.h>
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namespace fennec
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{
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///
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/// \brief check if \p T is a fennec::vector type
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/// \tparam T type to check
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template<typename T> struct is_vector : detail::__is_vector_helper<remove_cvr_t<T>>{};
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///
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/// \brief shorthand for ```is_vector<T>::value```
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/// \tparam T type to check
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template<typename T> constexpr bool is_vector_v = is_vector<T>::value;
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///
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/// \brief Get the number of Components in \p T, returns 1 for types that pass ```is_arithmetic<T>```, returns \ref vector::N for \ref vector "Vector" Types, and returns 0 for all other cases
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/// \tparam T type to check
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template<typename T> struct component_count : detail::__component_count_helper<remove_cvr_t<T>>{};
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///
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/// \brief shorthand for ```component_count<T>::value```
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/// \tparam T type to get the component count of
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template<typename T> constexpr size_t component_count_v = component_count<T>::value;
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///
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/// \brief Get the total number of Components among types in \p TypesT
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/// \tparam Ts types to accumulate the count of
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template<typename...Ts> struct total_component_count : integral_constant<size_t, (component_count_v<Ts> + ...)>{};
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///
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/// \brief shorthand for ```component_count<T>::value```
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/// \tparam Ts types to accumulate the count of
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template<typename...Ts> constexpr size_t total_component_count_v = total_component_count<Ts...>::value;
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}
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#endif // FENNEC_MATH_VECTOR_TRAITS_H
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