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linuxJoystickDevice.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file linuxJoystickDevice.h
10 * @author rdb
11 * @date 2015-08-21
12 */
13
14#ifndef LINUXJOYSTICKDEVICE_H
15#define LINUXJOYSTICKDEVICE_H
16
17#include "inputDevice.h"
18
19#ifdef PHAVE_LINUX_INPUT_H
20
21class LinuxInputDeviceManager;
22
23/**
24 * This is a type of device that uses the Linux /dev/input/js# API to read
25 * data from a game controller.
26 *
27 * @since 1.10.0
28 */
29class EXPCL_PANDA_DEVICE LinuxJoystickDevice : public InputDevice {
30PUBLISHED:
31 LinuxJoystickDevice(LinuxInputDeviceManager *manager, size_t index);
32 virtual ~LinuxJoystickDevice();
33
34 bool check_events() const;
35
36private:
37 virtual void do_poll();
38
39 bool open_device();
40 bool process_events();
41
42private:
43 LinuxInputDeviceManager *_manager;
44
45 int _fd;
46 size_t _index;
47
48 // These are used for D-pad / hat switch emulation.
49 int _dpad_x_axis;
50 int _dpad_y_axis;
51 int _dpad_left_button;
52 int _dpad_up_button;
53
54 // This is used for axis emulation.
55 int _ltrigger_axis;
56 int _ltrigger_button;
57 int _rtrigger_button;
58
59public:
60 static TypeHandle get_class_type() {
61 return _type_handle;
62 }
63 static void init_type() {
64 InputDevice::init_type();
65 register_type(_type_handle, "LinuxJoystickDevice",
66 InputDevice::get_class_type());
67 }
68
69private:
70 static TypeHandle _type_handle;
71};
72
73#include "linuxJoystickDevice.I"
74
75#endif // PHAVE_LINUX_INPUT_H
76
77#endif // LINUXJOYSTICKDEVICE_H
This is a structure representing a single input device.
Definition inputDevice.h:53
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...