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/* $Id: test2.c 15 2007-01-09 01:19:31Z bja $
*
* Copyright (C) 2007, Joel Andersson <bja@kth.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/time.h>
#include <time.h>
#include "wiimote.h"
#include "wiimote_api.h"
int main(int argc, char **argv)
{
wiimote_t wiimote = WIIMOTE_INIT;
/* The sample to play (4-bit signed integer). */
uint8_t sample[20] = {
0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,
0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c,0x3c
};
if (argc < 2) {
fprintf(stderr, "Usage: test2 BDADDR\n");
exit(1);
}
/* Print help information. */
printf("\n");
printf("TEST2 - SPEAKER TEST\n\n");
printf(" A - Play sample\n");
printf(" TILT_X - Modulate frequency\n");
printf(" TILT_Y - Modulate volume\n");
printf(" HOME - Exit\n\n");
printf("Press buttons 1 and 2 on the wiimote now to connect.\n");
/* Connect the wiimote specified on the command line. */
if (wiimote_connect(&wiimote, argv[1]) < 0) {
fprintf(stderr, "unable to open wiimote: %s\n", wiimote_get_error());
exit(1);
}
/* Activate the first led on the wiimote. It will take effect on the
next call to wiimote_update. */
wiimote.led.one = 1;
wiimote.mode.acc = 1;
wiimote_speaker_init(&wiimote, WIIMOTE_FMT_S4, 0xff);
while (wiimote_is_open(&wiimote)) {
struct timeval tv;
uint32_t timeout = 0;
uint32_t t;
/* The wiimote_update function is used to synchronize the wiimote
object with the real wiimote. It should be called as often as
possible in order to minimize latency. */
if (wiimote_update(&wiimote) < 0) {
wiimote_disconnect(&wiimote);
break;
}
/* The wiimote object has member 'keys' which keep track of the
current key state. */
if (wiimote.keys.home) {
wiimote_disconnect(&wiimote);
}
if (wiimote.keys.a) {
gettimeofday(&tv,NULL);
t = (tv.tv_sec * 1e6 + tv.tv_usec) / 1e3;
if (t > timeout) {
wiimote_speaker_freq(&wiimote, wiimote.tilt.x+90);
wiimote_speaker_volume(&wiimote, wiimote.tilt.y);
wiimote_speaker_play(&wiimote, sample, 20);
timeout = t + 100;
}
}
}
return 0;
}
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