Shader.h

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/*
 * Copyright (C) 2016-2019 Istituto Italiano di Tecnologia (IIT)
 *
 * This software may be modified and distributed under the terms of the
 * BSD 3-Clause license. See the accompanying LICENSE file for details.
 */

#ifndef SHADER_H
#define SHADER_H

#include <exception>
#include <string>

#include <GL/glew.h>


class Shader
{
public:
    /**
     * Create a shader program with given vertex and fragment shader paths.
     */
    Shader(const std::string& vertex_shader_path, const std::string& fragment_shader_path);

    /**
     * Activate the shader program.
     */
    void install();

    /**
     * Deactivate the shader program.
     */
    void uninstall();


    inline const GLuint get_program()
    {
        return shader_program_id_;
    }

private:
    /**
     * The program ID.
     */
    GLuint shader_program_id_;
};

#endif /* SHADER_H */