1 /*
2  * Author: Jon Trulson <jtrulson@ics.com>
3  * Copyright (c) 2015 Intel Corporation.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 #include <unistd.h>
26 #include <iostream>
27 #include <signal.h>
28 
29 #include "nunchuck.h"
30 
31 using namespace std;
32 
33 bool shouldRun = true;
34 
sig_handler(int signo)35 void sig_handler(int signo)
36 {
37   if (signo == SIGINT)
38     shouldRun = false;
39 }
40 
main(int argc,char ** argv)41 int main(int argc, char **argv)
42 {
43   signal(SIGINT, sig_handler);
44 
45 //! [Interesting]
46   // Instantiate a nunchuck controller bus 0
47   upm::NUNCHUCK *nunchuck = new upm::NUNCHUCK(0);
48 
49   // always do this first
50   cout << "Initializing... " << endl;
51   if (!nunchuck->init())
52     {
53       cerr << "nunchuck->init() failed." << endl;
54       return 0;
55     }
56 
57   while (shouldRun)
58     {
59       nunchuck->update();
60 
61       cout << "stickX: " << nunchuck->stickX
62            << ", stickY: " << nunchuck->stickY << endl;
63       cout << "accelX: " << nunchuck->accelX
64            << ", accelY: " << nunchuck->accelY
65            << ", accelZ: " << nunchuck->accelZ << endl;
66 
67       cout << "button C: "
68            << ((nunchuck->buttonC) ? "pressed" : "not pressed") << endl;
69       cout << "button Z: "
70            << ((nunchuck->buttonZ) ? "pressed" : "not pressed") << endl;
71       cout << endl;
72 
73       usleep(100000);
74     }
75   //! [Interesting]
76 
77   delete nunchuck;
78   return 0;
79 }
80