shader-object.hpp

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/*
 * Copyright (C) 2023  Christopher J. Howard
 *
 * This file is part of Antkeeper source code.
 *
 * Antkeeper source code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Antkeeper source code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Antkeeper source code.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef ANTKEEPER_GL_SHADER_OBJECT_HPP
#define ANTKEEPER_GL_SHADER_OBJECT_HPP
 
#include <engine/gl/shader-stage.hpp>
#include <cstddef>
#include <string>
#include <string_view>
 
namespace gl {
    
class shader_program;
 
class shader_object
{
public:
    explicit shader_object(shader_stage stage);
    
    ~shader_object();
    
    void source(std::string_view source_code);
    
    bool compile();
    
    [[nodiscard]] inline shader_stage stage() const noexcept
    {
        return m_stage;
    }
    
    [[nodiscard]] inline const std::string& info() const noexcept
    {
        return info_log;
    }
    
    [[nodiscard]] inline bool compiled() const noexcept
    {
        return m_compiled;
    }
    
    shader_object(const shader_object&) = delete;
    shader_object& operator=(const shader_object&) = delete;
 
private:
    friend class shader_program;
    
    unsigned int gl_shader_id{0};
    shader_stage m_stage{0};
    bool m_compiled{false};
    std::string info_log;
};
 
} // namespace gl
 
#endif // ANTKEEPER_GL_SHADER_OBJECT_HPP