/*************************************************************************/
/*  context_egl_uwp.h                                                    */
/*************************************************************************/
/*                         This file is part of:                         */
/*                          PANDEMONIUM ENGINE                           */
/*             https://github.com/Relintai/pandemonium_engine            */
/*************************************************************************/
/* Copyright (c) 2022-present Péter Magyar.                              */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
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/* the following conditions:                                             */
/*                                                                       */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#ifndef CONTEXT_EGL_UWP_H
#define CONTEXT_EGL_UWP_H

#include <wrl.h>

#include <EGL/egl.h>

#include "core/error/error_list.h"
#include "core/os/os.h"

using namespace Windows::UI::Core;

class ContextEGL_UWP {
public:
	enum Driver {
		GLES_2_0,
		GLES_3_0,
	};

private:
	CoreWindow ^ window;

	EGLDisplay mEglDisplay;
	EGLContext mEglContext;
	EGLSurface mEglSurface;

	EGLint width;
	EGLint height;

	bool vsync;

	Driver driver;

public:
	void release_current();

	void make_current();

	int get_window_width();
	int get_window_height();
	void swap_buffers();

	void set_use_vsync(bool use) { vsync = use; }
	bool is_using_vsync() const { return vsync; }

	Error initialize();
	void reset();

	void cleanup();

	ContextEGL_UWP(CoreWindow ^ p_window, Driver p_driver);
	~ContextEGL_UWP();
};

#endif // CONTEXT_EGL_UWP_H