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			123 lines
		
	
	
	
		
			4.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
	
		
			4.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  joypad_linux.h                                                       */
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| /*************************************************************************/
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| /*                       This file is part of:                           */
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| /*                           GODOT ENGINE                                */
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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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| /*                                                                       */
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| /* Permission is hereby granted, free of charge, to any person obtaining */
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| /* a copy of this software and associated documentation files (the       */
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| /* "Software"), to deal in the Software without restriction, including   */
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| /* without limitation the rights to use, copy, modify, merge, publish,   */
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| /* distribute, sublicense, and/or sell copies of the Software, and to    */
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| /* permit persons to whom the Software is furnished to do so, subject to */
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| /* the following conditions:                                             */
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| /*                                                                       */
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| /* The above copyright notice and this permission notice shall be        */
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| /* included in all copies or substantial portions of the Software.       */
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| /*                                                                       */
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| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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| /*************************************************************************/
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| 
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| #ifndef JOYPAD_LINUX_H
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| #define JOYPAD_LINUX_H
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| 
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| #ifdef JOYDEV_ENABLED
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| #include "core/input/input.h"
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| #include "core/os/mutex.h"
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| #include "core/os/thread.h"
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| #include "core/templates/local_vector.h"
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| 
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| struct input_absinfo;
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| 
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| class JoypadLinux {
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| public:
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| 	JoypadLinux(Input *in);
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| 	~JoypadLinux();
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| 	void process_joypads();
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| 
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| private:
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| 	enum {
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| 		JOYPADS_MAX = 16,
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| 		MAX_ABS = 63,
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| 		MAX_KEY = 767, // Hack because <linux/input.h> can't be included here
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| 	};
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| 
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| 	struct JoypadEvent {
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| 		uint16_t type;
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| 		uint16_t code;
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| 		int32_t value;
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| 	};
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| 
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| 	struct Joypad {
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| 		float curr_axis[MAX_ABS];
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| 		int key_map[MAX_KEY];
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| 		int abs_map[MAX_ABS];
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| 		HatMask dpad = HatMask::CENTER;
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| 		int fd = -1;
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| 
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| 		String devpath;
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| 		input_absinfo *abs_info[MAX_ABS] = {};
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| 
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| 		bool force_feedback = false;
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| 		int ff_effect_id = 0;
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| 		uint64_t ff_effect_timestamp = 0;
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| 
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| 		LocalVector<JoypadEvent> events;
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| 
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| 		~Joypad();
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| 		void reset();
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| 	};
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| 
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| #ifdef UDEV_ENABLED
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| 	bool use_udev = false;
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| #endif
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| 	Input *input = nullptr;
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| 
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| 	SafeFlag monitor_joypads_exit;
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| 	SafeFlag joypad_events_exit;
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| 	Thread monitor_joypads_thread;
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| 	Thread joypad_events_thread;
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| 
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| 	Joypad joypads[JOYPADS_MAX];
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| 	Mutex joypads_mutex[JOYPADS_MAX];
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| 
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| 	Vector<String> attached_devices;
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| 
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| 	static void monitor_joypads_thread_func(void *p_user);
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| 	void monitor_joypads_thread_run();
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| 
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| 	void open_joypad(const char *p_path);
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| 	void setup_joypad_properties(Joypad &p_joypad);
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| 
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| 	void close_joypads();
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| 	void close_joypad(const char *p_devpath);
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| 	void close_joypad(Joypad &p_joypad, int p_id);
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| 
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| #ifdef UDEV_ENABLED
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| 	void enumerate_joypads(struct udev *p_udev);
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| 	void monitor_joypads(struct udev *p_udev);
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| #endif
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| 	void monitor_joypads();
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| 
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| 	void joypad_vibration_start(Joypad &p_joypad, float p_weak_magnitude, float p_strong_magnitude, float p_duration, uint64_t p_timestamp);
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| 	void joypad_vibration_stop(Joypad &p_joypad, uint64_t p_timestamp);
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| 
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| 	static void joypad_events_thread_func(void *p_user);
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| 	void joypad_events_thread_run();
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| 
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| 	float axis_correct(const input_absinfo *p_abs, int p_value) const;
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| };
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| 
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| #endif // JOYDEV_ENABLED
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| 
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| #endif // JOYPAD_LINUX_H
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