124 lines
4.2 KiB
C++
124 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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#ifndef JOYPAD_LINUX_H
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#define JOYPAD_LINUX_H
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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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struct input_absinfo;
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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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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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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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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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BitField<HatMask> dpad;
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int fd = -1;
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String devpath;
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input_absinfo *abs_info[MAX_ABS] = {};
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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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LocalVector<JoypadEvent> events;
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~Joypad();
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void reset();
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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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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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Joypad joypads[JOYPADS_MAX];
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Mutex joypads_mutex[JOYPADS_MAX];
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Vector<String> attached_devices;
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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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void open_joypad(const char *p_path);
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void setup_joypad_properties(Joypad &p_joypad);
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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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#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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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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static void joypad_events_thread_func(void *p_user);
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void joypad_events_thread_run();
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float axis_correct(const input_absinfo *p_abs, int p_value) const;
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};
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#endif // JOYDEV_ENABLED
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#endif // JOYPAD_LINUX_H
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