.gpl altitude is in feet; waypoint altitude is in meters. We should have converted.

diff --git a/gpsbabel/delgpl.c b/gpsbabel/delgpl.c
index 03c2932bb6ac52d80f3e9b2de789c4fc731995e8..dd01469753a1678b3da9d2a888f744b549e255e2 100644 (file)
--- a/gpsbabel/delgpl.c
+++ b/gpsbabel/delgpl.c
@@ -58,6 +58,7 @@ gpl_read(void)
        route_head *track_head;
        int br;
        gpl_point_t gp;
+       double alt_feet;
 
        track_head = route_head_alloc();
        track_add_head(track_head);
@@ -66,7 +67,8 @@ gpl_read(void)
                wpt_tmp = waypt_new();
                le_read64(&wpt_tmp->latitude, &gp.lat);
                le_read64(&wpt_tmp->longitude, &gp.lon);
-               le_read64(&wpt_tmp->altitude, &gp.alt);
+               le_read64(&alt_feet, &gp.alt);
+               wpt_tmp->altitude = alt_feet * .3048;
                wpt_tmp->creation_time = le_read32(&gp.tm);
                route_add_wpt(track_head, wpt_tmp);
        }
@@ -94,10 +96,11 @@ gpl_wr_deinit(void)
 static void
 gpl_trackpt(const waypoint *wpt)
 {
+       double alt_feet = wpt->altitude / .3048;
        gpl_point_t gp = {0};
        le_read64(&gp.lat, &wpt->latitude);
        le_read64(&gp.lon, &wpt->longitude);
-       le_read64(&gp.alt, &wpt->altitude);
+       le_read64(&gp.alt, &alt_feet);
        le_write32(&gp.tm, wpt->creation_time);
 
        fwrite(&gp, sizeof(gp), 1, gplfile_out);