*/
#define _XOPEN_SOURCE
-#include <time.h>
+#include <sys/time.h>
#include <config.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
static gchar *_find_nearest(time_t time, GList *files,
gsize offset, gchar *format)
{
- g_debug("GisPluginRadar: _find_nearest");
+ g_debug("GisPluginRadar: _find_nearest ...");
time_t nearest_time = 0;
char *nearest_file = NULL;
struct tm tm = {};
for (GList *cur = files; cur; cur = cur->next) {
gchar *file = cur->data;
- g_message("file=%s", file);
strptime(file+offset, format, &tm);
if (ABS(time - mktime(&tm)) <
ABS(time - nearest_time)) {
} RadarSiteStatus;
struct _RadarSite {
/* Information */
- gchar *code; // Site name. e.g. KLSX
- gchar *name; // Site name. e.g. St. Louis
- GisPoint pos; // LLE positions of antena
- GisMarker *marker; // Map marker for libgis
+ city_t *city;
+ GisMarker *marker; // Map marker for libgis
+ gpointer *marker_ref; // Reference to maker
/* Stuff from the parents */
GisViewer *viewer;
gpointer _site_update_thread(gpointer _site)
{
RadarSite *site = _site;
- g_debug("GisPluginRadar: _update - %s", site->code);
+ g_debug("GisPluginRadar: _update - %s", site->city->code);
site->status = STATUS_LOADING;
site->message = NULL;
"aweather/nexrad_url", NULL);
/* Remove old volume */
- g_debug("GisPluginRadar: _update - remove - %s", site->code);
+ g_debug("GisPluginRadar: _update - remove - %s", site->city->code);
if (site->level2_ref) {
gis_viewer_remove(site->viewer, site->level2_ref);
site->level2_ref = NULL;
}
/* Find nearest volume (temporally) */
- g_debug("GisPluginRadar: _update - find nearest - %s", site->code);
- gchar *dir_list = g_strconcat(nexrad_url, "/", site->code,
+ g_debug("GisPluginRadar: _update - find nearest - %s", site->city->code);
+ gchar *dir_list = g_strconcat(nexrad_url, "/", site->city->code,
"/", "dir.list", NULL);
GList *files = gis_http_available(site->http,
- "^K\\w{3}_\\d{8}_\\d{4}$", site->code,
+ "^K\\w{3}_\\d{8}_\\d{4}$", site->city->code,
"\\d+ (.*)", (offline ? NULL : dir_list));
g_free(dir_list);
gchar *nearest = _find_nearest(site->time, files, 5, "%Y%m%d_%H%M");
/* Fetch new volume */
g_debug("GisPluginRadar: _update - fetch");
- gchar *local = g_strconcat(site->code, "/", nearest, NULL);
+ gchar *local = g_strconcat(site->city->code, "/", nearest, NULL);
gchar *uri = g_strconcat(nexrad_url, "/", local, NULL);
gchar *file = gis_http_fetch(site->http, uri, local,
offline ? GIS_LOCAL : GIS_UPDATE,
_site_update_loading, site);
+ g_free(nexrad_url);
+ g_free(nearest);
g_free(local);
g_free(uri);
if (!file) {
}
/* Load and add new volume */
- g_debug("GisPluginRadar: _update - load - %s", site->code);
+ g_debug("GisPluginRadar: _update - load - %s", site->city->code);
site->level2 = aweather_level2_new_from_file(
- site->viewer, colormaps, file, site->code);
+ site->viewer, colormaps, file, site->city->code);
+ g_free(file);
if (!site->level2) {
site->message = "Load failed";
goto out;
{
site->time = gis_viewer_get_time(site->viewer);
g_debug("GisPluginRadar: _on_time_changed %s - %d",
- site->code, (gint)site->time);
+ site->city->code, (gint)site->time);
/* Add a progress bar */
GtkWidget *progress = gtk_progress_bar_new();
/* RadarSite methods */
void radar_site_unload(RadarSite *site)
{
- g_debug("GisPluginRadar: radar_site_unload %s", site->code);
-
- if (site->status == STATUS_LOADING)
+ if (site->status != STATUS_LOADED)
return; // Abort if it's still loading
- g_signal_handler_disconnect(site->viewer, site->time_id);
- g_signal_handler_disconnect(site->viewer, site->refresh_id);
+ g_debug("GisPluginRadar: radar_site_unload %s", site->city->code);
+
+ if (site->time_id)
+ g_signal_handler_disconnect(site->viewer, site->time_id);
+ if (site->refresh_id)
+ g_signal_handler_disconnect(site->viewer, site->refresh_id);
/* Remove tab */
- gtk_widget_destroy(site->config);
+ if (site->config)
+ gtk_widget_destroy(site->config);
/* Remove radar */
if (site->level2_ref) {
void radar_site_load(RadarSite *site)
{
- g_debug("GisPluginRadar: radar_site_load %s", site->code);
+ g_debug("GisPluginRadar: radar_site_load %s", site->city->code);
site->status = STATUS_LOADING;
/* Add tab page */
site->config = gtk_alignment_new(0, 0, 1, 1);
GtkWidget *tab = gtk_hbox_new(FALSE, 0);
GtkWidget *close = gtk_button_new();
- GtkWidget *label = gtk_label_new(site->name);
+ GtkWidget *label = gtk_label_new(site->city->name);
gtk_container_add(GTK_CONTAINER(close),
gtk_image_new_from_stock(GTK_STOCK_CLOSE,
GTK_ICON_SIZE_MENU));
/* Calculate distance, could cache xyz values */
gdouble eye_xyz[3], site_xyz[3];
lle2xyz(lat, lon, elev, &eye_xyz[0], &eye_xyz[1], &eye_xyz[2]);
- lle2xyz(site->pos.lat, site->pos.lon, site->pos.elev,
+ lle2xyz(site->city->pos.lat, site->city->pos.lon, site->city->pos.elev,
&site_xyz[0], &site_xyz[1], &site_xyz[2]);
gdouble dist = distd(site_xyz, eye_xyz);
radar_site_unload(site);
}
+gboolean _site_add_marker(gpointer _site)
+{
+ RadarSite *site = _site;
+ site->marker = gis_marker_new(site->city->name);
+ GIS_OBJECT(site->marker)->center = site->city->pos;
+ GIS_OBJECT(site->marker)->lod = EARTH_R*site->city->lod;
+ site->marker_ref = gis_viewer_add(site->viewer,
+ GIS_OBJECT(site->marker), GIS_LEVEL_OVERLAY, FALSE);
+ return FALSE;
+}
RadarSite *radar_site_new(city_t *city, GtkWidget *pconfig,
GisViewer *viewer, GisPrefs *prefs, GisHttp *http)
{
site->viewer = g_object_ref(viewer);
site->prefs = g_object_ref(prefs);
site->http = http;
- site->code = g_strdup(city->code);
- site->name = g_strdup(city->name);
- site->pos = city->pos;
+ site->city = city;
site->pconfig = pconfig;
/* Add marker */
- site->marker = gis_marker_new(city->name);
- GIS_OBJECT(site->marker)->center = site->pos;
- GIS_OBJECT(site->marker)->lod = EARTH_R*city->lod;
- gis_viewer_add(site->viewer, GIS_OBJECT(site->marker),
- GIS_LEVEL_OVERLAY, FALSE);
+ g_idle_add(_site_add_marker, site);
/* Connect signals */
- site->location_id =
- g_signal_connect(viewer, "location-changed",
+ site->location_id = g_signal_connect(viewer, "location-changed",
G_CALLBACK(_site_on_location_changed), site);
return site;
}
void radar_site_free(RadarSite *site)
{
radar_site_unload(site);
- /* Stuff? */
+ gis_viewer_remove(site->viewer, site->marker_ref);
+ if (site->location_id)
+ g_signal_handler_disconnect(site->viewer, site->location_id);
g_object_unref(site->viewer);
- g_free(site->code);
+ g_object_unref(site->prefs);
g_free(site);
}
+/**************
+ * RadarConus *
+ **************/
+struct _RadarConus {
+ GisViewer *viewer;
+ GisHttp *http;
+ GtkWidget *config;
+ time_t time;
+ GisTile *tile;
+ gpointer *tile_ref;
+ GdkPixbuf *pixbuf;
+ const gchar *message;
+ gchar *nearest;
+
+ guint time_id; // "time-changed" callback ID
+ guint refresh_id; // "refresh" callback ID
+};
+
+void _conus_update_loading(gchar *file, goffset cur,
+ goffset total, gpointer _conus)
+{
+ RadarConus *conus = _conus;
+ GtkWidget *progress_bar = gtk_bin_get_child(GTK_BIN(conus->config));
+ double percent = (double)cur/total;
+ gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress_bar), MIN(percent, 1.0));
+ gchar *msg = g_strdup_printf("Loading... %5.1f%% (%.2f/%.2f MB)",
+ percent*100, (double)cur/1000000, (double)total/1000000);
+ gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress_bar), msg);
+ g_free(msg);
+}
+
+gboolean _conus_update_end(gpointer _conus)
+{
+ RadarConus *conus = _conus;
+
+ guchar *pixels = gdk_pixbuf_get_pixels(conus->pixbuf);
+ gboolean alpha = gdk_pixbuf_get_has_alpha(conus->pixbuf);
+ gint width = gdk_pixbuf_get_width(conus->pixbuf);
+ gint height = gdk_pixbuf_get_height(conus->pixbuf);
+
+ if (!conus->tile->data) {
+ conus->tile->data = g_new0(guint, 1);
+ glGenTextures(1, conus->tile->data);
+ }
+
+ guint *tex = conus->tile->data;
+ glBindTexture(GL_TEXTURE_2D, *tex);
+
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ glPixelStorei(GL_PACK_ALIGNMENT, 1);
+ glTexImage2D(GL_TEXTURE_2D, 0, 4, width, height, 0,
+ (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);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
+ glFlush();
+
+ /* finish */
+ _gtk_bin_set_child(GTK_BIN(conus->config),
+ gtk_label_new(conus->nearest));
+ gtk_widget_queue_draw(GTK_WIDGET(conus->viewer));
+
+ /* free data */
+ g_object_unref(conus->pixbuf);
+ g_free(conus->nearest);
+
+ return FALSE;
+}
+
+gpointer _conus_update_thread(gpointer _conus)
+{
+ RadarConus *conus = _conus;
+
+ /* Find nearest */
+ gboolean offline = gis_viewer_get_offline(conus->viewer);
+ gchar *conus_url = "http://radar.weather.gov/Conus/RadarImg/";
+ GList *files = gis_http_available(conus->http,
+ "^Conus_[^\"]*_N0Ronly.gif$", "",
+ NULL, (offline ? NULL : conus_url));
+ conus->nearest = _find_nearest(conus->time, files, 6, "%Y%m%d_%H%M");
+ g_list_foreach(files, (GFunc)g_free, NULL);
+ g_list_free(files);
+ if (!conus->nearest) {
+ conus->message = "No suitable files";
+ goto out;
+ }
+
+ /* Fetch the image */
+ gchar *uri = g_strconcat(conus_url, conus->nearest, NULL);
+ gchar *path = gis_http_fetch(conus->http, uri, conus->nearest, GIS_ONCE,
+ _conus_update_loading, conus);
+ g_free(uri);
+ if (!path) {
+ conus->message = "Fetch failed";
+ goto out;
+ }
+
+ /* Load the image to a pixbuf */
+ GError *error = NULL;
+ conus->pixbuf = gdk_pixbuf_new_from_file(path, &error);
+ g_free(path);
+ if (!gdk_pixbuf_get_has_alpha(conus->pixbuf)) {
+ GdkPixbuf *tmp = gdk_pixbuf_add_alpha(conus->pixbuf, TRUE, 0xff, 0xff, 0xff);
+ g_object_unref(conus->pixbuf);
+ conus->pixbuf = tmp;
+ }
+
+ /* Map the pixbuf's alpha values */
+ const guchar colormap[][2][4] = {
+ {{0x04, 0xe9, 0xe7}, {0x04, 0xe9, 0xe7, 0x30}},
+ {{0x01, 0x9f, 0xf4}, {0x01, 0x9f, 0xf4, 0x60}},
+ {{0x03, 0x00, 0xf4}, {0x03, 0x00, 0xf4, 0x90}},
+ };
+ guchar *pixels = gdk_pixbuf_get_pixels(conus->pixbuf);
+ gint height = gdk_pixbuf_get_height(conus->pixbuf);
+ gint width = gdk_pixbuf_get_width(conus->pixbuf);
+ for (int i = 0; i < width*height; i++) {
+ for (int j = 0; j < G_N_ELEMENTS(colormap); j++) {
+ if (pixels[i*4+0] > 0xe0 &&
+ pixels[i*4+1] > 0xe0 &&
+ pixels[i*4+2] > 0xe0) {
+ pixels[i*4+3] = 0x00;
+ break;
+ }
+ if (pixels[i*4+0] == colormap[j][0][0] &&
+ pixels[i*4+1] == colormap[j][0][1] &&
+ pixels[i*4+2] == colormap[j][0][2]) {
+ pixels[i*4+0] = colormap[j][1][0];
+ pixels[i*4+1] = colormap[j][1][1];
+ pixels[i*4+2] = colormap[j][1][2];
+ pixels[i*4+3] = colormap[j][1][3];
+ break;
+ }
+ }
+ }
+
+out:
+ g_idle_add(_conus_update_end, conus);
+ return NULL;
+}
+
+void _conus_update(RadarConus *conus)
+{
+ conus->time = gis_viewer_get_time(conus->viewer);
+ g_debug("GisPluginRadar: _conus_update - %d",
+ (gint)conus->time);
+
+ /* Add a progress bar */
+ GtkWidget *progress = gtk_progress_bar_new();
+ gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress), "Loading...");
+ _gtk_bin_set_child(GTK_BIN(conus->config), progress);
+
+ g_thread_create(_conus_update_thread, conus, FALSE, NULL);
+}
+
+RadarConus *radar_conus_new(GtkWidget *pconfig,
+ GisViewer *viewer, GisHttp *http)
+{
+ RadarConus *conus = g_new0(RadarConus, 1);
+ conus->viewer = g_object_ref(viewer);
+ conus->http = http;
+ conus->config = gtk_alignment_new(0, 0, 1, 1);
+ conus->tile = gis_tile_new(NULL,
+ 50.406626367301044, 50.406626367301044-0.017971305190311*1600,
+ -127.620375523875420+0.017971305190311*3400, -127.620375523875420);
+ conus->tile->zindex = 1;
+ conus->tile_ref = gis_viewer_add(viewer,
+ GIS_OBJECT(conus->tile), GIS_LEVEL_WORLD, TRUE);
+
+ conus->time_id = g_signal_connect_swapped(viewer, "time-changed",
+ G_CALLBACK(_conus_update), conus);
+ conus->refresh_id = g_signal_connect_swapped(viewer, "refresh",
+ G_CALLBACK(_conus_update), conus);
+
+ gtk_notebook_append_page(GTK_NOTEBOOK(pconfig), conus->config, gtk_label_new("Conus"));
+ _conus_update(conus);
+ return conus;
+}
+
+void radar_conus_free(RadarConus *conus)
+{
+ g_signal_handler_disconnect(conus->viewer, conus->time_id);
+ g_signal_handler_disconnect(conus->viewer, conus->refresh_id);
+
+ if (conus->tile->data) {
+ glDeleteTextures(1, conus->tile->data);
+ g_free(conus->tile->data);
+ }
+ gis_viewer_remove(conus->viewer, conus->tile_ref);
+
+ g_object_unref(conus->viewer);
+ g_free(conus);
+}
+
+
/******************
* GisPluginRadar *
******************/
/* Load HUD */
GisCallback *hud_cb = gis_callback_new(_draw_hud, self);
- gis_viewer_add(viewer, GIS_OBJECT(hud_cb), GIS_LEVEL_HUD, FALSE);
+ self->hud_ref = gis_viewer_add(viewer, GIS_OBJECT(hud_cb), GIS_LEVEL_HUD, FALSE);
+
+ /* Load Conus */
+ self->conus = radar_conus_new(self->config, self->viewer, self->conus_http);
/* Load radar sites */
for (city_t *city = cities; city->type; city++) {
g_debug("GisPluginRadar: class_init");
/* Set defaults */
self->sites_http = gis_http_new(G_DIR_SEPARATOR_S "nexrad" G_DIR_SEPARATOR_S "level2" G_DIR_SEPARATOR_S);
- self->sites = g_hash_table_new(g_str_hash, g_str_equal);
+ self->conus_http = gis_http_new(G_DIR_SEPARATOR_S "nexrad" G_DIR_SEPARATOR_S "conus" G_DIR_SEPARATOR_S);
+ self->sites = g_hash_table_new_full(g_str_hash, g_str_equal,
+ NULL, (GDestroyNotify)radar_site_free);
self->config = gtk_notebook_new();
gtk_notebook_set_tab_pos(GTK_NOTEBOOK(self->config), GTK_POS_LEFT);
}
{
g_debug("GisPluginRadar: dispose");
GisPluginRadar *self = GIS_PLUGIN_RADAR(gobject);
+ gis_viewer_remove(self->viewer, self->hud_ref);
+ radar_conus_free(self->conus);
/* Drop references */
G_OBJECT_CLASS(gis_plugin_radar_parent_class)->dispose(gobject);
}
g_debug("GisPluginRadar: finalize");
GisPluginRadar *self = GIS_PLUGIN_RADAR(gobject);
/* Free data */
+ gis_http_free(self->conus_http);
gis_http_free(self->sites_http);
g_hash_table_destroy(self->sites);
gtk_widget_destroy(self->config);
gobject_class->dispose = gis_plugin_radar_dispose;
gobject_class->finalize = gis_plugin_radar_finalize;
}
-