glslprogram.hpp

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/* ----------------------------------------------------------------------------
 * glslprogram.hpp
 *
 * Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com> -- MIT License
 * See file LICENSE for more details
 * ----------------------------------------------------------------------------
 */

#ifndef GLSL_PROGRAM_HPP
#define GLSL_PROGRAM_HPP

#include <GL/glew.h>

#include <string>

namespace yage {

class GlslProgram {
private:
    GLuint program_id_ = 0;
    GLuint vertex_shader_id_ = 0;
    GLuint fragment_shader_id_ = 0;
    int attribute_index_ = 0;

    void compileShader(const GLuint& shader, const std::string& file_path);

public:
    GlslProgram() = default;
    GlslProgram(const GlslProgram&) = delete;
    GlslProgram(GlslProgram&&) = delete;
    ~GlslProgram();

    GlslProgram& operator=(const GlslProgram&) = delete;
    GlslProgram& operator=(GlslProgram&&) = delete;

    void compileShaders(const std::string& vertex_shader_path,
                        const std::string& fragment_shader_path);
    void linkShaders();
    void addAttribute(const std::string& attribute_name);
    GLint getUniformLocation(const std::string& uniform_name);
    void use();
    void unuse();
};

}  // yage

#endif