💿🐜 Antkeeper source code
https://antkeeper.com
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94 lines
2.5 KiB
94 lines
2.5 KiB
/*
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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_FRAMEBUFFER_HPP
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#define ANTKEEPER_GL_FRAMEBUFFER_HPP
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#include <engine/gl/framebuffer-attachment.hpp>
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#include <engine/gl/framebuffer-usage-bits.hpp>
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#include <array>
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#include <cstdint>
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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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*
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*/
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class framebuffer
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{
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public:
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/**
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* Constructs a framebuffer.
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*
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* @param attachments Framebuffer attachments.
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* @param width Width of the framebuffer.
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* @param height Height of the framebuffer.
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*/
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framebuffer(std::span<const framebuffer_attachment> attachments, std::uint32_t width, std::uint32_t height);
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/// Destroys a framebuffer.
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~framebuffer();
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/**
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* Resizes the framebuffer.
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*
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* @param width New width of the framebuffer.
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* @param height New height of the framebuffer.
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*
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* @warning Does not resize framebuffer attachments.
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*/
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void resize(std::uint32_t width, std::uint32_t height);
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/// Returns the framebuffer attachments.
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[[nodiscard]] inline constexpr const std::vector<framebuffer_attachment>& attachments() const noexcept
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{
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return m_attachments;
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}
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/// Returns the dimensions of the framebuffer.
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[[nodiscard]] inline constexpr const std::array<std::uint32_t, 2>& dimensions() const noexcept
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{
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return m_dimensions;
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}
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/// Returns the width of the framebuffer.
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[[nodiscard]] inline constexpr std::uint32_t width() const noexcept
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{
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return m_dimensions[0];
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}
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/// Returns the height of the framebuffer.
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[[nodiscard]] inline constexpr std::uint32_t height() const noexcept
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{
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return m_dimensions[1];
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}
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private:
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friend class pipeline;
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std::vector<framebuffer_attachment> m_attachments;
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std::array<std::uint32_t, 2> m_dimensions{0, 0};
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unsigned int m_gl_named_framebuffer{0};
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};
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} // namespace gl
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#endif // ANTKEEPER_GL_FRAMEBUFFER_HPP
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