godot/drivers/sdl/joypad_sdl.h

/**************************************************************************/
/*  joypad_sdl.h                                                          */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#pragma once

#include "core/input/input.h"
#include "core/os/thread.h"

typedef uint32_t SDL_JoystickID;
typedef struct HWND__ *HWND;

class JoypadSDL {
public:
	JoypadSDL();
#ifdef WINDOWS_ENABLED
	JoypadSDL(HWND p_helper_window);
#endif
	~JoypadSDL();

	static JoypadSDL *get_singleton();

	Error initialize();
	void process_events();

private:
	struct Joypad {
		bool attached = false;
		StringName guid;

		SDL_JoystickID sdl_instance_idx;

		bool supports_force_feedback = false;
		uint64_t ff_effect_timestamp = 0;
	};

	static JoypadSDL *singleton;

	Joypad joypads[Input::JOYPADS_MAX];
	HashMap<SDL_JoystickID, int> sdl_instance_id_to_joypad_id;

	void close_joypad(int p_pad_idx);
};