godot/platform/osx/joystick_osx.h

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/*************************************************************************/
/* joystick_osx.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef JOYSTICKOSX_H
#define JOYSTICKOSX_H
#ifdef MACOS_10_0_4
#include <IOKit/hidsystem/IOHIDUsageTables.h>
#else
#include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
#endif
#include <IOKit/hid/IOHIDLib.h>
#include <ForceFeedback/ForceFeedback.h>
#include <ForceFeedback/ForceFeedbackConstants.h>
#include "main/input_default.h"
struct rec_element {
IOHIDElementRef ref;
IOHIDElementCookie cookie;
uint32_t usage;
int min;
int max;
struct Comparator {
bool operator()(const rec_element p_a, const rec_element p_b) const { return p_a.usage < p_b.usage; }
};
};
struct joystick {
IOHIDDeviceRef device_ref;
Vector<rec_element> axis_elements;
Vector<rec_element> button_elements;
Vector<rec_element> hat_elements;
int id;
io_service_t ffservice; /* Interface for force feedback, 0 = no ff */
FFCONSTANTFORCE ff_constant_force;
FFDeviceObjectReference ff_device;
FFEffectObjectReference ff_object;
uint64_t ff_timestamp;
LONG *ff_directions;
FFEFFECT ff_effect;
DWORD *ff_axes;
void add_hid_elements(CFArrayRef p_array);
void add_hid_element(IOHIDElementRef p_element);
bool has_element(IOHIDElementCookie p_cookie, Vector<rec_element> *p_list) const;
bool config_force_feedback(io_service_t p_service);
bool check_ff_features();
int get_hid_element_state(rec_element *p_element) const;
void free();
joystick();
};
class JoystickOSX {
enum {
JOYSTICKS_MAX = 16,
};
private:
InputDefault *input;
IOHIDManagerRef hid_manager;
bool attached_devices[JOYSTICKS_MAX];
Vector<joystick> device_list;
bool have_device(IOHIDDeviceRef p_device) const;
bool configure_joystick(IOHIDDeviceRef p_device_ref, joystick *p_joy);
int get_free_joy_id();
int get_joy_index(int p_id) const;
void poll_joysticks() const;
void setup_joystick_objects();
void config_hid_manager(CFArrayRef p_matching_array) const;
void joystick_vibration_start(int p_id, float p_magnitude, float p_duration, uint64_t p_timestamp);
void joystick_vibration_stop(int p_id, uint64_t p_timestamp);
public:
uint32_t process_joysticks(uint32_t p_last_id);
void _device_added(IOReturn p_res, IOHIDDeviceRef p_device);
void _device_removed(int p_id);
JoystickOSX();
~JoystickOSX();
};
#endif // JOYSTICKOSX_H