/*
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* Copyright (C) 2023 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_GL_VERTEX_ARRAY_HPP
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#define ANTKEEPER_GL_VERTEX_ARRAY_HPP
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#include <engine/gl/vertex-input-attribute.hpp>
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#include <span>
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#include <vector>
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namespace gl {
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/**
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* Vertex arrays describes how vertex input attributes are stored in vertex buffers.
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*/
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class vertex_array
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{
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public:
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/**
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* Constructs a vertex array.
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*
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* @param attributes Vertex input attributes.
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*
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* @except std::invalid_argument Vertex input attribute has unsupported format.
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*/
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/// @{
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explicit vertex_array(std::span<const vertex_input_attribute> attributes);
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vertex_array();
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/// @}
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/// Destructs a vertex array.
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~vertex_array();
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/// Returns the vertex array's vertex input attributes.
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[[nodiscard]] inline constexpr const std::vector<vertex_input_attribute>& attributes() const noexcept
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{
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return m_attributes;
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}
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vertex_array(const vertex_array&) = delete;
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vertex_array(vertex_array&&) = delete;
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vertex_array& operator=(const vertex_array&) = delete;
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vertex_array& operator=(vertex_array&&) = delete;
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private:
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friend class pipeline;
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std::vector<vertex_input_attribute> m_attributes;
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unsigned int m_gl_named_array{0};
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};
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} // namespace gl
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#endif // ANTKEEPER_GL_VERTEX_ARRAY_HPP
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