simple_checks.hpp

/*
 * glslstruct - a C++ library designed to easily represent GLSL's Uniform Buffer Objects (UBOs) and Shader Storage Buffer Objects (SSBOs) in C++.
 *
 * Licensed under the BSD 3-Clause License with Attribution Requirement.
 * See the LICENSE file for details: https://github.com/MAIPA01/glslstruct/blob/main/LICENSE
 *
 * Copyright (c) 2025, Patryk Antosik (MAIPA01)
 */
 
#pragma once
#ifndef _GLSL_STRUCT_VALUE_CHECKS_HPP_
    #define _GLSL_STRUCT_VALUE_CHECKS_HPP_
 
    #include <glslstruct/config.hpp>
 
    #if !_GLSL_STRUCT_HAS_CXX17
_GLSL_STRUCT_ERROR("This is only available for c++17 and greater!");
    #else
 
        #include <glslstruct/type/traits/mat_traits.hpp>
        #include <glslstruct/type/traits/scalar_traits.hpp>
        #include <glslstruct/type/traits/vec_traits.hpp>
 
namespace glslstruct {
        #pragma region IS_SIMPLE
    /**
     * @brief check if type is glsl simple (is of scalar or vec or mat type)
     * @ingroup glslstruct
     * @tparam T type which is glsl simple type
     */
    template<class T>
    static _GLSL_STRUCT_CONSTEXPR17 bool is_glsl_simple_v = is_glsl_scalar_v<T> || is_glsl_vec_v<T> || is_glsl_mat_v<T>;
 
    /**
     * @brief check if type is glsl simple (is of scalar or vec or mat type)
     * @ingroup glslstruct
     * @tparam T type which is glsl simple type
     */
    template<class T>
    struct is_glsl_simple : std::bool_constant<is_glsl_simple_v<T>> {};
 
        #if _GLSL_STRUCT_HAS_CXX20
    /**
     * @brief check if type is glsl simple (is of scalar or vec or mat type)
     * @ingroup glslstruct
     * @tparam T type which is glsl simple type
     */
    template<class T> concept glsl_simple = is_glsl_simple_v<T>;
        #endif
 
        #pragma endregion
 
    namespace utils {
        #pragma region IS_SIMPLE_ARRAY
        /**
         * @brief check if type is array of glsl simple (scalar or vec or mat type)
         * @ingroup utils
         */
        template<class T>
        static _GLSL_STRUCT_CONSTEXPR17 bool is_glsl_simples_array_v =
          is_glsl_scalars_array_v<T> || is_glsl_vecs_array_v<T> || is_glsl_mats_array_v<T>;
 
        /**
         * @brief check if type is static size array of glsl simple (scalar or vec or mat type)
         * @ingroup utils
         */
        template<class T>
        static _GLSL_STRUCT_CONSTEXPR17 bool is_glsl_simples_static_size_array_v =
          is_glsl_scalars_static_size_array_v<T> || is_glsl_vecs_static_size_array_v<T> || is_glsl_mats_static_size_array_v<T>;
 
        #if _GLSL_STRUCT_HAS_CXX20
        /**
         * @brief check if type is array of glsl simple (scalar or vec or mat type)
         * @ingroup utils
         */
        template<class T> concept glsl_simples_array             = is_glsl_simples_array_v<T>;
 
        /**
         * @brief check if type is static size array of glsl simple (scalar or vec or mat type)
         * @ingroup utils
         */
        template<class T> concept glsl_simples_static_size_array = is_glsl_simples_static_size_array_v<T>;
        #endif
        #pragma endregion
    } // namespace utils
} // namespace glslstruct
 
    #endif
#endif