static gpointer _update_tiles(gpointer _elev)
{
GisPluginElev *elev = _elev;
- g_mutex_lock(elev->mutex);
- gdouble lat, lon, elevation;
- gis_viewer_get_location(elev->viewer, &lat, &lon, &elevation);
- gis_tile_update(elev->tiles,
+ if (!g_mutex_trylock(elev->mutex))
+ return NULL;
+ GisPoint eye;
+ gis_viewer_get_location(elev->viewer, &eye.lat, &eye.lon, &eye.elev);
+ gis_tile_update(elev->tiles, &eye,
MAX_RESOLUTION, TILE_WIDTH, TILE_WIDTH,
- lat, lon, elevation,
_load_tile, elev);
gis_tile_gc(elev->tiles, time(NULL)-10,
_free_tile, elev);
g_thread_create(_update_tiles, elev, FALSE, NULL);
}
+static gpointer _threaded_init(GisPluginElev *elev)
+{
+ _load_tile(elev->tiles, elev);
+ _update_tiles(elev);
+ return NULL;
+}
+
/***********
* Methods *
***********/
elev->viewer = g_object_ref(viewer);
/* Load initial tiles */
- _load_tile(elev->tiles, elev);
- g_thread_create(_update_tiles, elev, FALSE, NULL);
+ g_thread_create((GThreadFunc)_threaded_init, elev, FALSE, NULL);
/* Connect signals */
elev->sigid = g_signal_connect(elev->viewer, "location-changed",