]> git.gag.com Git - fw/altos/blob - altosui/AltosTelemetryRecordLocation.java
ao-view is no longer included in the altos package, so have the old-style
[fw/altos] / altosui / AltosTelemetryRecordLocation.java
1 /*
2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 2 of the License.
7  *
8  * This program is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write to the Free Software Foundation, Inc.,
15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
16  */
17
18 package altosui;
19
20
21 public class AltosTelemetryRecordLocation extends AltosTelemetryRecordRaw {
22         int     flags;
23         int     altitude;
24         int     latitude;
25         int     longitude;
26         int     year;
27         int     month;
28         int     day;
29         int     hour;
30         int     minute;
31         int     second;
32         int     pdop;
33         int     hdop;
34         int     vdop;
35         int     mode;
36         int     ground_speed;
37         int     climb_rate;
38         int     course;
39
40         public AltosTelemetryRecordLocation(int[] in_bytes) {
41                 super(in_bytes);
42
43                 flags          = uint8(5);
44                 altitude       = int16(6);
45                 latitude       = uint32(8);
46                 longitude      = uint32(12);
47                 year           = uint8(16);
48                 month          = uint8(17);
49                 day            = uint8(18);
50                 hour           = uint8(19);
51                 minute         = uint8(20);
52                 second         = uint8(21);
53                 pdop           = uint8(22);
54                 hdop           = uint8(23);
55                 vdop           = uint8(24);
56                 mode           = uint8(25);
57                 ground_speed   = uint16(26);
58                 climb_rate     = int16(28);
59                 course         = uint8(30);
60         }
61
62         public AltosRecord update_state(AltosRecord previous) {
63                 AltosRecord     next = super.update_state(previous);
64
65                 if (next.gps == null)
66                         next.gps = new AltosGPS();
67
68                 next.gps.nsat = flags & 0xf;
69                 next.gps.locked = (flags & (1 << 4)) != 0;
70                 next.gps.connected = (flags & (1 << 5)) != 0;
71
72                 if (next.gps.locked) {
73                         next.gps.lat = latitude * 1.0e-7;
74                         next.gps.lon = longitude * 1.0e-7;
75                         next.gps.alt = altitude;
76                         next.gps.year = 2000 + year;
77                         next.gps.month = month;
78                         next.gps.day = day;
79                         next.gps.hour = hour;
80                         next.gps.minute = minute;
81                         next.gps.second = second;
82                         next.gps.ground_speed = ground_speed * 1.0e-2;
83                         next.gps.course = course * 2;
84                         next.gps.climb_rate = climb_rate * 1.0e-2;
85                         next.gps.hdop = hdop;
86                         next.gps.vdop = vdop;
87                         next.seen |= AltosRecord.seen_gps_time | AltosRecord.seen_gps_lat | AltosRecord.seen_gps_lon;
88                 }
89
90                 return next;
91         }
92 }