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#ifndef __JIN_RENDER_WINDOW
#define __JIN_RENDER_WINDOW
#include <SDL2/SDL.h>
#include "../utils/utils.h"

namespace jin
{
namespace render
{
    class Window
    {
    public: 

		struct Setting
		{
			int width, height; // ڴС 
			bool vsync;		   // ֱͬ
			const char* title; // 
		};

        onlyonce void init(const Setting& setting);
        
        SDL_Window* getWnd();
        
        SDL_GLContext getCtx(); 
        
        static inline Window* get()
        {
            return (g_wnd ? g_wnd : (g_wnd = new Window()));
        }

        inline int getW()
        {
            return width;
        }

        inline int getH()
        {
            return height;
        }

		inline void swapBuffers();

    private: 

        Window(); 
        ~Window(); 
        
        static Window* g_wnd; 
        
        SDL_Window* wnd; 
        
        SDL_GLContext ctx;
        
        int width, height;

        inline void _init(const Setting& setting);
    };
}
}
#endif