Add Track->Split by Number of Points (as per SF#2847587 request).

[andy/viking.git] / src / viktrack.h

diff --git a/src/viktrack.h b/src/viktrack.h
index 06a1c913d3cc3249c291e57947b5b6516606d05a..124027d22a4467833778785a5ed410aee4cc666f 100644 (file)
--- a/src/viktrack.h
+++ b/src/viktrack.h
@@ -39,17 +39,18 @@ struct _VikTrackpoint {
   gboolean newsegment;
   gboolean has_timestamp;
   time_t timestamp;
-  gdouble altitude;    /* only in 3D fixes */
-  /* Most GPSs provide this in realtime mode (NMEA) but not in data mode */
-  gboolean extended;
-  gdouble speed;       /* only in 3D fixes */
-  gdouble course;
-  guint nsats;         /* number of satellites used */
+  gdouble altitude;    /* VIK_DEFAULT_ALTITUDE if data unavailable */
+  gdouble speed;       /* NAN if data unavailable */
+  gdouble course;   /* NAN if data unavailable */
+  guint nsats;      /* number of satellites used. 0 if data unavailable */
 #define VIK_GPS_MODE_NOT_SEEN  0       /* mode update not seen yet */
 #define VIK_GPS_MODE_NO_FIX    1       /* none */
 #define VIK_GPS_MODE_2D        2       /* good for latitude/longitude */
 #define VIK_GPS_MODE_3D        3       /* good for altitude/climb too */
-  gint fix_mode;
+  gint fix_mode;    /* VIK_GPS_MODE_NOT_SEEN if data unavailable */
+  gdouble hdop;     /* VIK_DEFAULT_DOP if data unavailable */
+  gdouble vdop;     /* VIK_DEFAULT_DOP if data unavailable */
+  gdouble pdop;     /* VIK_DEFAULT_DOP if data unavailable */
 };
 
 typedef struct _VikTrack VikTrack;
@@ -88,6 +89,9 @@ gdouble *vik_track_make_elevation_map ( const VikTrack *tr, guint16 num_chunks )
 void vik_track_get_total_elevation_gain(const VikTrack *tr, gdouble *up, gdouble *down);
 VikTrackpoint *vik_track_get_closest_tp_by_percentage_dist ( VikTrack *tr, gdouble reldist, gdouble *meters_from_start );
 VikTrackpoint *vik_track_get_closest_tp_by_percentage_time ( VikTrack *tr, gdouble reldist, time_t *seconds_from_start );
+VikTrackpoint *vik_track_get_tp_by_max_speed ( const VikTrack *tr );
+VikTrackpoint *vik_track_get_tp_by_max_alt ( const VikTrack *tr );
+VikTrackpoint *vik_track_get_tp_by_min_alt ( const VikTrack *tr );
 gdouble *vik_track_make_speed_map ( const VikTrack *tr, guint16 num_chunks );
 gboolean vik_track_get_minmax_alt ( const VikTrack *tr, gdouble *min_alt, gdouble *max_alt );
 void vik_track_marshall ( VikTrack *tr, guint8 **data, guint *len);