Use threaded fetch for first tile

[grits] / src / plugins / map.c

diff --git a/src/plugins/map.c b/src/plugins/map.c
index 0dbb79f38931333092fa91274610d77dabed7945..d30439187dfe13b3cbd67d58f2c9ea4a8d01e3c4 100644 (file)
--- a/src/plugins/map.c
+++ b/src/plugins/map.c
@@ -15,6 +15,14 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+/**
+ * SECTION:map
+ * @short_description: Map plugin
+ *
+ * #GisPluginMap provides map overlays. Much of this data is obtained from the
+ * OpenStreetMap project.
+ */
+
 #include <time.h>
 #include <stdlib.h>
 #include <glib/gstdio.h>
@@ -80,8 +88,8 @@ static gboolean _load_tile_cb(gpointer _data)
                        (alpha ? GL_RGBA : GL_RGB), GL_UNSIGNED_BYTE, pixels);
        glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
        glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
-       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
        glFlush();
 
        tile->data = tex;
@@ -148,9 +156,24 @@ static void _on_location_changed(GisViewer *viewer,
        g_thread_create(_update_tiles, map, FALSE, NULL);
 }
 
+static gpointer _threaded_init(GisPluginMap *map)
+{
+       _load_tile(map->tiles, map);
+       _update_tiles(map);
+       return NULL;
+}
+
 /***********
  * Methods *
  ***********/
+/**
+ * gis_plugin_map_new:
+ * @viewer: the #GisViewer to use for drawing
+ *
+ * Create a new instance of the map plugin.
+ *
+ * Returns: the new #GisPluginMap
+ */
 GisPluginMap *gis_plugin_map_new(GisViewer *viewer)
 {
        g_debug("GisPluginMap: new");
@@ -158,8 +181,7 @@ GisPluginMap *gis_plugin_map_new(GisViewer *viewer)
        map->viewer = g_object_ref(viewer);
 
        /* Load initial tiles */
-       _load_tile(map->tiles, map);
-       g_thread_create(_update_tiles, map, FALSE, NULL);
+       g_thread_create((GThreadFunc)_threaded_init, map, FALSE, NULL);
 
        /* Connect signals */
        map->sigid = g_signal_connect(map->viewer, "location-changed",