/*
- * Copyright (C) 2009-2010 Andy Spencer <andy753421@gmail.com>
+ * Copyright (C) 2009-2011 Andy Spencer <andy753421@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*/
#define _XOPEN_SOURCE
-#include <time.h>
+#include <sys/time.h>
#include <config.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
-#include <gtk/gtkgl.h>
#include <gio/gio.h>
#include <GL/gl.h>
#include <math.h>
#include <rsl.h>
-#include <gis.h>
+#include <grits.h>
#include "radar.h"
#include "level2.h"
#include "../aweather-location.h"
-void _gtk_bin_set_child(GtkBin *bin, GtkWidget *new)
+static void _gtk_bin_set_child(GtkBin *bin, GtkWidget *new)
{
GtkWidget *old = gtk_bin_get_child(bin);
if (old)
static gchar *_find_nearest(time_t time, GList *files,
gsize offset, gchar *format)
{
- g_debug("GisPluginRadar: _find_nearest");
+ g_debug("RadarSite: 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)) {
}
}
- g_debug("GisPluginRadar: _find_nearest = %s", nearest_file);
+ g_debug("RadarSite: find_nearest = %s", nearest_file);
if (nearest_file)
return g_strdup(nearest_file);
else
} 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;
+ GritsMarker *marker; // Map marker for grits
/* Stuff from the parents */
- GisViewer *viewer;
- GisHttp *http;
- GisPrefs *prefs;
- GtkWidget *pconfig;
+ GritsViewer *viewer;
+ GritsHttp *http;
+ GritsPrefs *prefs;
+ GtkWidget *pconfig;
/* When loaded */
- RadarSiteStatus status; // Loading status for the site
+ gboolean hidden;
+ RadarSiteStatus status; // Loading status for the site
GtkWidget *config;
- AWeatherLevel2 *level2; // The Level2 structure for the current volume
- gpointer level2_ref; // GisViewer reference to the added radar
+ AWeatherLevel2 *level2; // The Level2 structure for the current volume
/* Internal data */
- time_t time; // Current timestamp of the level2
- gchar *message; // Error message set while updating
- guint time_id; // "time-changed" callback ID
- guint refresh_id; // "refresh" callback ID
- guint location_id; // "locaiton-changed" callback ID
+ time_t time; // Current timestamp of the level2
+ gchar *message; // Error message set while updating
+ guint time_id; // "time-changed" callback ID
+ guint refresh_id; // "refresh" callback ID
+ guint location_id; // "locaiton-changed" callback ID
};
/* format: http://mesonet.agron.iastate.edu/data/nexrd2/raw/KABR/KABR_20090510_0323 */
{
RadarSite *site = _site;
if (site->message) {
- g_warning("GisPluginRadar: _update_end - %s", site->message);
- _gtk_bin_set_child(GTK_BIN(site->config), gtk_label_new(site->message));
+ g_warning("RadarSite: update_end - %s", site->message);
+ _gtk_bin_set_child(GTK_BIN(site->config),
+ gtk_label_new(site->message));
} else {
_gtk_bin_set_child(GTK_BIN(site->config),
aweather_level2_get_config(site->level2));
gpointer _site_update_thread(gpointer _site)
{
RadarSite *site = _site;
- g_debug("GisPluginRadar: _update - %s", site->code);
- site->status = STATUS_LOADING;
+ g_debug("RadarSite: update_thread - %s", site->city->code);
site->message = NULL;
- gboolean offline = gis_viewer_get_offline(site->viewer);
- gchar *nexrad_url = gis_prefs_get_string(site->prefs,
+ gboolean offline = grits_viewer_get_offline(site->viewer);
+ gchar *nexrad_url = grits_prefs_get_string(site->prefs,
"aweather/nexrad_url", NULL);
- /* Remove old volume */
- g_debug("GisPluginRadar: _update - remove - %s", site->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("RadarSite: update_thread - 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}$", site->code,
+ GList *files = grits_http_available(site->http,
+ "^\\w{4}_\\d{8}_\\d{4}$", 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);
+ g_debug("RadarSite: update_thread - fetch");
+ 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,
+ gchar *file = grits_http_fetch(site->http, uri, local,
+ offline ? GRITS_LOCAL : GRITS_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("RadarSite: update_thread - load - %s", site->city->code);
site->level2 = aweather_level2_new_from_file(
- site->viewer, colormaps, file, site->code);
+ file, site->city->code, colormaps);
+ g_free(file);
if (!site->level2) {
site->message = "Load failed";
goto out;
}
- site->level2_ref = gis_viewer_add(site->viewer,
- GIS_OBJECT(site->level2), GIS_LEVEL_WORLD, TRUE);
+ grits_object_hide(GRITS_OBJECT(site->level2), site->hidden);
+ grits_viewer_add(site->viewer, GRITS_OBJECT(site->level2),
+ GRITS_LEVEL_WORLD+1, TRUE);
out:
g_idle_add(_site_update_end, site);
}
void _site_update(RadarSite *site)
{
- site->time = gis_viewer_get_time(site->viewer);
- g_debug("GisPluginRadar: _on_time_changed %s - %d",
- site->code, (gint)site->time);
+ if (site->status == STATUS_LOADING)
+ return;
+ site->status = STATUS_LOADING;
+
+ site->time = grits_viewer_get_time(site->viewer);
+ g_debug("RadarSite: update %s - %d",
+ site->city->code, (gint)site->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(site->config), progress);
+ /* Remove old volume */
+ g_debug("RadarSite: update - remove - %s", site->city->code);
+ if (site->level2) {
+ grits_viewer_remove(site->viewer, GRITS_OBJECT(site->level2));
+ site->level2 = NULL;
+ }
+
/* Fork loading right away so updating the
* list of times doesn't take too long */
g_thread_create(_site_update_thread, site, FALSE, NULL);
/* 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("RadarSite: 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) {
- gis_viewer_remove(site->viewer, site->level2_ref);
- site->level2_ref = NULL;
+ if (site->level2) {
+ grits_viewer_remove(site->viewer, GRITS_OBJECT(site->level2));
+ site->level2 = NULL;
}
site->status = STATUS_UNLOADED;
void radar_site_load(RadarSite *site)
{
- g_debug("GisPluginRadar: radar_site_load %s", site->code);
- site->status = STATUS_LOADING;
+ g_debug("RadarSite: load %s", site->city->code);
/* 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);
- gtk_container_add(GTK_CONTAINER(close),
- gtk_image_new_from_stock(GTK_STOCK_CLOSE,
- GTK_ICON_SIZE_MENU));
- gtk_button_set_relief(GTK_BUTTON(close), GTK_RELIEF_NONE);
- g_signal_connect_swapped(close, "clicked",
- G_CALLBACK(radar_site_unload), site);
- gtk_box_pack_start(GTK_BOX(tab), label, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(tab), close, FALSE, FALSE, 0);
- gtk_notebook_append_page(GTK_NOTEBOOK(site->pconfig),
- site->config, tab);
+ g_object_set_data(G_OBJECT(site->config), "site", site);
+ gtk_notebook_append_page(GTK_NOTEBOOK(site->pconfig), site->config,
+ gtk_label_new(site->city->name));
gtk_widget_show_all(site->config);
- gtk_widget_show_all(tab);
/* Set up radar loading */
site->time_id = g_signal_connect_swapped(site->viewer, "time-changed",
_site_update(site);
}
-void _site_on_location_changed(GisViewer *viewer,
+void _site_on_location_changed(GritsViewer *viewer,
gdouble lat, gdouble lon, gdouble elev,
gpointer _site)
{
- static gdouble min_dist = EARTH_R / 20;
+ static gdouble min_dist = EARTH_R / 30;
RadarSite *site = _site;
/* 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 = grits_marker_new(site->city->name);
+ GRITS_OBJECT(site->marker)->center = site->city->pos;
+ GRITS_OBJECT(site->marker)->lod = EARTH_R*site->city->lod;
+ grits_viewer_add(site->viewer, GRITS_OBJECT(site->marker),
+ GRITS_LEVEL_OVERLAY, FALSE);
+ return FALSE;
+}
RadarSite *radar_site_new(city_t *city, GtkWidget *pconfig,
- GisViewer *viewer, GisPrefs *prefs, GisHttp *http)
+ GritsViewer *viewer, GritsPrefs *prefs, GritsHttp *http)
{
RadarSite *site = g_new0(RadarSite, 1);
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->http = http;
+ site->http = grits_http_new(G_DIR_SEPARATOR_S
+ "nexrad" G_DIR_SEPARATOR_S
+ "level2" G_DIR_SEPARATOR_S);
+ site->city = city;
site->pconfig = pconfig;
+ /* Set initial location */
+ gdouble lat, lon, elev;
+ grits_viewer_get_location(viewer, &lat, &lon, &elev);
+ _site_on_location_changed(viewer, lat, lon, elev, site);
+
/* 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_full(G_PRIORITY_LOW, _site_add_marker, site, NULL);
/* 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? */
+ grits_viewer_remove(site->viewer, GRITS_OBJECT(site->marker));
+ if (site->location_id)
+ g_signal_handler_disconnect(site->viewer, site->location_id);
+ grits_http_free(site->http);
g_object_unref(site->viewer);
- g_free(site->code);
+ g_object_unref(site->prefs);
g_free(site);
}
/**************
* RadarConus *
**************/
+#define CONUS_NORTH 50.406626367301044
+#define CONUS_WEST -127.620375523875420
+#define CONUS_WIDTH 3400.0
+#define CONUS_HEIGHT 1600.0
+#define CONUS_DEG_PER_PX 0.017971305190311
+
struct _RadarConus {
- GisViewer *viewer;
- GisTile *tile;
- GisHttp *http;
- GtkWidget *config;
- time_t time;
- GdkPixbuf *pixbuf;
- gchar *message;
- gchar *nearest;
+ GritsViewer *viewer;
+ GritsHttp *http;
+ GtkWidget *config;
+ time_t time;
+ const gchar *message;
+ GStaticMutex loading;
+
+ gchar *path;
+ GritsTile *tile[2];
+
+ guint time_id; // "time-changed" callback ID
+ guint refresh_id; // "refresh" callback ID
};
void _conus_update_loading(gchar *file, goffset cur,
g_free(msg);
}
-gboolean _conus_update_end(gpointer _conus)
+/* Copy images to graphics memory */
+static void _conus_update_end_copy(GritsTile *tile, guchar *pixels)
{
- 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);
+ if (!tile->data) {
+ tile->data = g_new0(guint, 1);
+ glGenTextures(1, tile->data);
}
- guint *tex = conus->tile->data;
+ guint *tex = 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);
+ glTexImage2D(GL_TEXTURE_2D, 0, 4, 2048, 2048, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 1,1, CONUS_WIDTH/2,CONUS_HEIGHT,
+ GL_RGBA, GL_UNSIGNED_BYTE, pixels);
+ tile->coords.n = 1.0/(CONUS_WIDTH/2);
+ tile->coords.w = 1.0/ CONUS_HEIGHT;
+ tile->coords.s = tile->coords.n + CONUS_HEIGHT / 2048.0;
+ tile->coords.e = tile->coords.w + (CONUS_WIDTH/2) / 2048.0;
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
glFlush();
+}
+
+/* Split the pixbuf into east and west halves (with 2K sides)
+ * Also map the pixbuf's alpha values */
+static void _conus_update_end_split(guchar *pixels, guchar *west, guchar *east,
+ gint width, gint height, gint pxsize)
+{
+ g_debug("Conus: update_end_split");
+ guchar *out[] = {west,east};
+ const guchar alphamap[][4] = {
+ {0x04, 0xe9, 0xe7, 0x30},
+ {0x01, 0x9f, 0xf4, 0x60},
+ {0x03, 0x00, 0xf4, 0x90},
+ };
+ for (int y = 0; y < height; y++)
+ for (int x = 0; x < width; x++) {
+ gint subx = x % (width/2);
+ gint idx = x / (width/2);
+ guchar *src = &pixels[(y*width+x)*pxsize];
+ guchar *dst = &out[idx][(y*(width/2)+subx)*4];
+ if (src[0] > 0xe0 &&
+ src[1] > 0xe0 &&
+ src[2] > 0xe0) {
+ dst[3] = 0x00;
+ } else {
+ dst[0] = src[0];
+ dst[1] = src[1];
+ dst[2] = src[2];
+ dst[3] = 0xff;
+ for (int j = 0; j < G_N_ELEMENTS(alphamap); j++)
+ if (src[0] == alphamap[j][0] &&
+ src[1] == alphamap[j][1] &&
+ src[2] == alphamap[j][2])
+ dst[3] = alphamap[j][3];
+ }
+ }
+}
+
+gboolean _conus_update_end(gpointer _conus)
+{
+ RadarConus *conus = _conus;
+ g_debug("Conus: update_end");
+
+ /* Check error status */
+ if (conus->message) {
+ g_warning("Conus: update_end - %s", conus->message);
+ _gtk_bin_set_child(GTK_BIN(conus->config), gtk_label_new(conus->message));
+ goto out;
+ }
+
+ /* Load and pixbuf */
+ GError *error = NULL;
+ GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(conus->path, &error);
+ if (!pixbuf || error) {
+ g_warning("Conus: update_end - error loading pixbuf: %s", conus->path);
+ _gtk_bin_set_child(GTK_BIN(conus->config), gtk_label_new("Error loading pixbuf"));
+ g_remove(conus->path);
+ goto out;
+ }
- /* finish */
- _gtk_bin_set_child(GTK_BIN(conus->config),
- gtk_label_new(conus->nearest));
+ /* Split pixels into east/west parts */
+ guchar *pixels = gdk_pixbuf_get_pixels(pixbuf);
+ gint width = gdk_pixbuf_get_width(pixbuf);
+ gint height = gdk_pixbuf_get_height(pixbuf);
+ gint pxsize = gdk_pixbuf_get_has_alpha(pixbuf) ? 4 : 3;
+ guchar *pixels_west = g_malloc(4*(width/2)*height);
+ guchar *pixels_east = g_malloc(4*(width/2)*height);
+ _conus_update_end_split(pixels, pixels_west, pixels_east,
+ width, height, pxsize);
+ g_object_unref(pixbuf);
+
+ /* Copy pixels to graphics memory */
+ _conus_update_end_copy(conus->tile[0], pixels_west);
+ _conus_update_end_copy(conus->tile[1], pixels_east);
+ g_free(pixels_west);
+ g_free(pixels_east);
+
+ /* Update GUI */
+ gchar *label = g_path_get_basename(conus->path);
+ _gtk_bin_set_child(GTK_BIN(conus->config), gtk_label_new(label));
gtk_widget_queue_draw(GTK_WIDGET(conus->viewer));
- g_object_unref(conus->pixbuf);
+ g_free(label);
+out:
+ g_free(conus->path);
+ g_static_mutex_unlock(&conus->loading);
return FALSE;
}
gpointer _conus_update_thread(gpointer _conus)
{
RadarConus *conus = _conus;
+ conus->message = NULL;
/* Find nearest */
- gboolean offline = gis_viewer_get_offline(conus->viewer);
+ g_debug("Conus: update_thread - nearest");
+ gboolean offline = grits_viewer_get_offline(conus->viewer);
gchar *conus_url = "http://radar.weather.gov/Conus/RadarImg/";
- GList *files = gis_http_available(conus->http,
- "^Conus_[^\"]*_N0Ronly.gif$", "",
- NULL, (offline ? NULL : conus_url));
- conus->nearest = _find_nearest(conus->time, files, 6, "%Y%m%d_%H%M");
- g_list_foreach(files, (GFunc)g_free, NULL);
- g_list_free(files);
- if (!conus->nearest) {
- conus->message = "No suitable files";
- goto out;
+ gchar *nearest;
+ if (time(NULL) - conus->time < 60*60*5 && !offline) {
+ /* radar.weather.gov is full of lies.
+ * the index pages get cached and out of date */
+ struct tm tm;
+ gmtime_r(&conus->time, &tm);
+ time_t onthe8 = conus->time - 60*((tm.tm_min+1)%10+1);
+ gmtime_r(&onthe8, &tm);
+ nearest = g_strdup_printf("Conus_%04d%02d%02d_%02d%02d_N0Ronly.gif",
+ tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
+ tm.tm_hour, tm.tm_min);
+ } else {
+ GList *files = grits_http_available(conus->http,
+ "^Conus_[^\"]*_N0Ronly.gif$", "", NULL, NULL);
+ 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 (!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,
+ g_debug("Conus: update_thread - fetch");
+ gchar *uri = g_strconcat(conus_url, nearest, NULL);
+ conus->path = grits_http_fetch(conus->http, uri, nearest,
+ offline ? GRITS_LOCAL : GRITS_ONCE,
_conus_update_loading, conus);
- if (!path) {
+ g_free(nearest);
+ g_free(uri);
+ if (!conus->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);
- 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_debug("Conus: update_thread - done");
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",
+ if (!g_static_mutex_trylock(&conus->loading))
+ return;
+ conus->time = grits_viewer_get_time(conus->viewer);
+ g_debug("Conus: update - %d",
(gint)conus->time);
/* Add a progress bar */
}
RadarConus *radar_conus_new(GtkWidget *pconfig,
- GisViewer *viewer, GisHttp *http)
+ GritsViewer *viewer, GritsHttp *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;
- g_signal_connect_swapped(viewer, "time-changed", G_CALLBACK(_conus_update), conus);
- g_signal_connect_swapped(viewer, "refresh", G_CALLBACK(_conus_update), conus);
- gis_viewer_add(viewer, GIS_OBJECT(conus->tile), GIS_LEVEL_WORLD, TRUE);
- gtk_notebook_append_page(GTK_NOTEBOOK(pconfig), conus->config, gtk_label_new("Conus"));
+ g_static_mutex_init(&conus->loading);
+
+ gdouble south = CONUS_NORTH - CONUS_DEG_PER_PX*CONUS_HEIGHT;
+ gdouble east = CONUS_WEST + CONUS_DEG_PER_PX*CONUS_WIDTH;
+ gdouble mid = CONUS_WEST + CONUS_DEG_PER_PX*CONUS_WIDTH/2;
+ conus->tile[0] = grits_tile_new(NULL, CONUS_NORTH, south, mid, CONUS_WEST);
+ conus->tile[1] = grits_tile_new(NULL, CONUS_NORTH, south, east, mid);
+ conus->tile[0]->zindex = 2;
+ conus->tile[1]->zindex = 1;
+ grits_viewer_add(viewer, GRITS_OBJECT(conus->tile[0]), GRITS_LEVEL_WORLD, TRUE);
+ grits_viewer_add(viewer, GRITS_OBJECT(conus->tile[1]), GRITS_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);
+
+ g_object_set_data(G_OBJECT(conus->config), "conus", 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);
+
+ for (int i = 0; i < 2; i++) {
+ GritsTile *tile = conus->tile[i];
+ if (tile->data) {
+ glDeleteTextures(1, tile->data);
+ g_free(tile->data);
+ }
+ grits_viewer_remove(conus->viewer, GRITS_OBJECT(tile));
+ }
+
g_object_unref(conus->viewer);
g_free(conus);
}
-/******************
- * GisPluginRadar *
- ******************/
-static void _draw_hud(GisCallback *callback, gpointer _self)
+/********************
+ * GritsPluginRadar *
+ ********************/
+static void _draw_hud(GritsCallback *callback, GritsOpenGL *opengl, gpointer _self)
{
- /* TODO */
- GisPluginRadar *self = GIS_PLUGIN_RADAR(_self);
- if (!self->colormap)
- return;
-
- g_debug("GisPluginRadar: _draw_hud");
- /* Print the color table */
+ g_debug("GritsPluginRadar: _draw_hud");
+ /* Setup OpenGL */
glMatrixMode(GL_MODELVIEW ); glLoadIdentity();
glMatrixMode(GL_PROJECTION); glLoadIdentity();
glDisable(GL_TEXTURE_2D);
glDisable(GL_CULL_FACE);
glDisable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
- glBegin(GL_QUADS);
- int i;
- for (i = 0; i < 256; i++) {
- glColor4ubv(self->colormap->data[i]);
- glVertex3f(-1.0, (float)((i ) - 256/2)/(256/2), 0.0); // bot left
- glVertex3f(-1.0, (float)((i+1) - 256/2)/(256/2), 0.0); // top left
- glVertex3f(-0.9, (float)((i+1) - 256/2)/(256/2), 0.0); // top right
- glVertex3f(-0.9, (float)((i ) - 256/2)/(256/2), 0.0); // bot right
+
+ GHashTableIter iter;
+ gpointer name, _site;
+ GritsPluginRadar *self = GRITS_PLUGIN_RADAR(_self);
+ g_hash_table_iter_init(&iter, self->sites);
+ while (g_hash_table_iter_next(&iter, &name, &_site)) {
+ /* Pick correct colormaps */
+ RadarSite *site = _site;
+ if (site->hidden || !site->level2)
+ continue;
+ AWeatherColormap *colormap = site->level2->sweep_colors;
+
+ /* Print the color table */
+ glBegin(GL_QUADS);
+ int len = colormap->len;
+ for (int i = 0; i < len; i++) {
+ glColor4ubv(colormap->data[i]);
+ glVertex3f(-1.0, (float)((i ) - len/2)/(len/2), 0.0); // bot left
+ glVertex3f(-1.0, (float)((i+1) - len/2)/(len/2), 0.0); // top left
+ glVertex3f(-0.9, (float)((i+1) - len/2)/(len/2), 0.0); // top right
+ glVertex3f(-0.9, (float)((i ) - len/2)/(len/2), 0.0); // bot right
+ }
+ glEnd();
+ }
+}
+
+static void _load_colormap(gchar *filename, AWeatherColormap *cm)
+{
+ g_debug("GritsPluginRadar: _load_colormap - %s", filename);
+ FILE *file = fopen(filename, "r");
+ if (!file)
+ g_error("GritsPluginRadar: open failed");
+ guint8 color[4];
+ GArray *array = g_array_sized_new(FALSE, TRUE, sizeof(color), 256);
+ if (!fgets(cm->name, sizeof(cm->name), file)) goto out;
+ if (!fscanf(file, "%f\n", &cm->scale)) goto out;
+ if (!fscanf(file, "%f\n", &cm->shift)) goto out;
+ int r, g, b, a;
+ while (fscanf(file, "%d %d %d %d\n", &r, &g, &b, &a) == 4) {
+ color[0] = r;
+ color[1] = g;
+ color[2] = b;
+ color[3] = a;
+ g_array_append_val(array, color);
}
- glEnd();
+ cm->len = (gint )array->len;
+ cm->data = (void*)array->data;
+out:
+ g_array_free(array, FALSE);
+ fclose(file);
+}
+
+static void _update_hidden(GtkNotebook *notebook,
+ GtkNotebookPage *page, guint page_num, gpointer viewer)
+{
+ g_debug("GritsPluginRadar: _update_hidden - 0..%d = %d",
+ gtk_notebook_get_n_pages(notebook), page_num);
+
+ for (gint i = 0; i < gtk_notebook_get_n_pages(notebook); i++) {
+ gboolean is_hidden = (i != page_num);
+ GtkWidget *config = gtk_notebook_get_nth_page(notebook, i);
+ RadarConus *conus = g_object_get_data(G_OBJECT(config), "conus");
+ RadarSite *site = g_object_get_data(G_OBJECT(config), "site");
+
+ /* Conus */
+ if (conus) {
+ grits_object_hide(GRITS_OBJECT(conus->tile[0]), is_hidden);
+ grits_object_hide(GRITS_OBJECT(conus->tile[1]), is_hidden);
+ } else if (site) {
+ site->hidden = is_hidden;
+ if (site->level2)
+ grits_object_hide(GRITS_OBJECT(site->level2), is_hidden);
+ } else {
+ g_warning("GritsPluginRadar: _update_hidden - no site or counus found");
+ }
+ }
+ gtk_widget_queue_draw(GTK_WIDGET(viewer));
}
/* Methods */
-GisPluginRadar *gis_plugin_radar_new(GisViewer *viewer, GisPrefs *prefs)
+GritsPluginRadar *grits_plugin_radar_new(GritsViewer *viewer, GritsPrefs *prefs)
{
/* TODO: move to constructor if possible */
- g_debug("GisPluginRadar: new");
- GisPluginRadar *self = g_object_new(GIS_TYPE_PLUGIN_RADAR, NULL);
+ g_debug("GritsPluginRadar: new");
+ GritsPluginRadar *self = g_object_new(GRITS_TYPE_PLUGIN_RADAR, NULL);
self->viewer = viewer;
self->prefs = prefs;
+ /* Setup page switching */
+ self->tab_id = g_signal_connect(self->config, "switch-page",
+ G_CALLBACK(_update_hidden), viewer);
+
/* 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 = grits_callback_new(_draw_hud, self);
+ grits_viewer_add(viewer, GRITS_OBJECT(self->hud), GRITS_LEVEL_HUD, FALSE);
/* Load Conus */
self->conus = radar_conus_new(self->config, self->viewer, self->conus_http);
return self;
}
-static GtkWidget *gis_plugin_radar_get_config(GisPlugin *_self)
+static GtkWidget *grits_plugin_radar_get_config(GritsPlugin *_self)
{
- GisPluginRadar *self = GIS_PLUGIN_RADAR(_self);
+ GritsPluginRadar *self = GRITS_PLUGIN_RADAR(_self);
return self->config;
}
/* GObject code */
-static void gis_plugin_radar_plugin_init(GisPluginInterface *iface);
-G_DEFINE_TYPE_WITH_CODE(GisPluginRadar, gis_plugin_radar, G_TYPE_OBJECT,
- G_IMPLEMENT_INTERFACE(GIS_TYPE_PLUGIN,
- gis_plugin_radar_plugin_init));
-static void gis_plugin_radar_plugin_init(GisPluginInterface *iface)
+static void grits_plugin_radar_plugin_init(GritsPluginInterface *iface);
+G_DEFINE_TYPE_WITH_CODE(GritsPluginRadar, grits_plugin_radar, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE(GRITS_TYPE_PLUGIN,
+ grits_plugin_radar_plugin_init));
+static void grits_plugin_radar_plugin_init(GritsPluginInterface *iface)
{
- g_debug("GisPluginRadar: plugin_init");
+ g_debug("GritsPluginRadar: plugin_init");
/* Add methods to the interface */
- iface->get_config = gis_plugin_radar_get_config;
+ iface->get_config = grits_plugin_radar_get_config;
}
-static void gis_plugin_radar_init(GisPluginRadar *self)
+static void grits_plugin_radar_init(GritsPluginRadar *self)
{
- g_debug("GisPluginRadar: class_init");
+ g_debug("GritsPluginRadar: 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->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(g_str_hash, g_str_equal);
+ self->sites_http = grits_http_new(G_DIR_SEPARATOR_S
+ "nexrad" G_DIR_SEPARATOR_S
+ "level2" G_DIR_SEPARATOR_S);
+ self->conus_http = grits_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();
+
+ /* Load colormaps */
+ for (int i = 0; colormaps[i].file; i++) {
+ gchar *file = g_build_filename(PKGDATADIR,
+ "colors", colormaps[i].file, NULL);
+ _load_colormap(file, &colormaps[i]);
+ g_free(file);
+ }
+
+ /* Need to position on the top because of Win32 bug */
gtk_notebook_set_tab_pos(GTK_NOTEBOOK(self->config), GTK_POS_LEFT);
}
-static void gis_plugin_radar_dispose(GObject *gobject)
+static void grits_plugin_radar_dispose(GObject *gobject)
{
- g_debug("GisPluginRadar: dispose");
- GisPluginRadar *self = GIS_PLUGIN_RADAR(gobject);
+ g_debug("GritsPluginRadar: dispose");
+ GritsPluginRadar *self = GRITS_PLUGIN_RADAR(gobject);
+ g_signal_handler_disconnect(self->config, self->tab_id);
+ grits_viewer_remove(self->viewer, GRITS_OBJECT(self->hud));
+ radar_conus_free(self->conus);
/* Drop references */
- G_OBJECT_CLASS(gis_plugin_radar_parent_class)->dispose(gobject);
+ G_OBJECT_CLASS(grits_plugin_radar_parent_class)->dispose(gobject);
}
-static void gis_plugin_radar_finalize(GObject *gobject)
+static void grits_plugin_radar_finalize(GObject *gobject)
{
- g_debug("GisPluginRadar: finalize");
- GisPluginRadar *self = GIS_PLUGIN_RADAR(gobject);
+ g_debug("GritsPluginRadar: finalize");
+ GritsPluginRadar *self = GRITS_PLUGIN_RADAR(gobject);
/* Free data */
- gis_http_free(self->conus_http);
- gis_http_free(self->sites_http);
+ grits_http_free(self->conus_http);
+ grits_http_free(self->sites_http);
g_hash_table_destroy(self->sites);
gtk_widget_destroy(self->config);
- G_OBJECT_CLASS(gis_plugin_radar_parent_class)->finalize(gobject);
+ G_OBJECT_CLASS(grits_plugin_radar_parent_class)->finalize(gobject);
}
-static void gis_plugin_radar_class_init(GisPluginRadarClass *klass)
+static void grits_plugin_radar_class_init(GritsPluginRadarClass *klass)
{
- g_debug("GisPluginRadar: class_init");
+ g_debug("GritsPluginRadar: class_init");
GObjectClass *gobject_class = (GObjectClass*)klass;
- gobject_class->dispose = gis_plugin_radar_dispose;
- gobject_class->finalize = gis_plugin_radar_finalize;
+ gobject_class->dispose = grits_plugin_radar_dispose;
+ gobject_class->finalize = grits_plugin_radar_finalize;
}