altos: Extend GPS altitudes to at least 24 bits everywhere

[fw/altos] / altoslib / AltosEepromGPS.java

diff --git a/altoslib/AltosEepromGPS.java b/altoslib/AltosEepromGPS.java
index 33172eed9825b5378b48567d6bd0d663ed30ac40..46a2173de6063c08211789598df215241c1178f2 100644 (file)
--- a/altoslib/AltosEepromGPS.java
+++ b/altoslib/AltosEepromGPS.java
@@ -15,7 +15,7 @@
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
-package org.altusmetrum.altoslib_4;
+package org.altusmetrum.altoslib_5;
 
 import java.io.*;
 import java.util.*;
@@ -52,12 +52,17 @@ public class AltosEepromGPS extends AltosEeprom {
        public int hdop() { return data8(23); }
        public int vdop() { return data8(24); }
        public int mode() { return data8(25); }
-       public int state() { return data8(26); }
 
-       /* AO_LOG_GPS_SAT elements */
-       public int nsat() { return data16(0); }
-       public int svid(int n) { return data8(2 + n * 2); }
-       public int c_n(int n) { return data8(2 + n * 2 + 1); }
+       public boolean has_seconds() { return cmd == AltosLib.AO_LOG_GPS_TIME; }
+
+       public int seconds() {
+               switch (cmd) {
+               case AltosLib.AO_LOG_GPS_TIME:
+                       return second() + 60 * (minute() + 60 * (hour() + 24 * (day() + 31 * month())));
+               default:
+                       return 0;
+               }
+       }
 
        public AltosEepromGPS (AltosEepromChunk chunk, int start) throws ParseException {
                parse_chunk(chunk, start);
@@ -91,7 +96,6 @@ public class AltosEepromGPS extends AltosEeprom {
                        break;
                case AltosLib.AO_LOG_GPS_TIME:
                        state.set_tick(tick);
-                       state.set_state(state());
                        gps = state.make_temp_gps(false);
                        gps.lat = latitude() / 1e7;
                        gps.lon = longitude() / 1e7;
@@ -114,18 +118,21 @@ public class AltosEepromGPS extends AltosEeprom {
                        gps.ground_speed = ground_speed() * 1.0e-2;
                        gps.course = course() * 2;
                        gps.climb_rate = climb_rate() * 1.0e-2;
-                       gps.hdop = hdop();
-                       gps.vdop = vdop();
-                       break;
-               case AltosLib.AO_LOG_GPS_SAT:
-                       state.set_tick(tick);
-                       gps = state.make_temp_gps(true);
-
-                       int n = nsat();
-                       if (n > max_sat)
-                               n = max_sat;
-                       for (int i = 0; i < n; i++)
-                               gps.add_sat(svid(i), c_n(i));
+                       if (state.compare_version("1.4.9") >= 0) {
+                               gps.pdop = pdop() / 10.0;
+                               gps.hdop = hdop() / 10.0;
+                               gps.vdop = vdop() / 10.0;
+                       } else {
+                               gps.pdop = pdop() / 100.0;
+                               if (gps.pdop < 0.8)
+                                       gps.pdop += 2.56;
+                               gps.hdop = hdop() / 100.0;
+                               if (gps.hdop < 0.8)
+                                       gps.hdop += 2.56;
+                               gps.vdop = vdop() / 100.0;
+                               if (gps.vdop < 0.8)
+                                       gps.vdop += 2.56;
+                       }
                        break;
                }
        }