#pragma once
#include <SDL/SDL.h>
#include <GL/glew.h>

class MainGame
{
public:
    MainGame();
    ~MainGame();

    void run();
    void initSystems();

private:
    SDL_Window* m_pWindow;
    int m_nScreenWidth;
    int m_nScreenHeight;
};

MainGame.cpp

#include "MainGame.h"


MainGame::MainGame() :m_pWindow(nullptr), m_nScreenWidth(1024), m_nScreenHeight(768)
{

}


MainGame::~MainGame()
{
}

void MainGame::run()
{
    initSystems();
}

void MainGame::initSystems()
{
    //Initialize SDL
    SDL_Init(SDL_INIT_EVERYTHING);
    m_pWindow = SDL_CreateWindow("GraphicToturial", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, m_nScreenWidth, m_nScreenHeight, SDL_WINDOW_OPENGL);
}