dump1090/interactive.c

219 lines
7.4 KiB
C

// Part of dump1090, a Mode S message decoder for RTLSDR devices.
//
// interactive.c: aircraft tracking and interactive display
//
// Copyright (c) 2014,2015 Oliver Jowett <oliver@mutability.co.uk>
//
// This file is free software: you may copy, redistribute and/or modify it
// under the terms of the GNU General Public License as published by the
// Free Software Foundation, either version 2 of the License, or (at your
// option) any later version.
//
// This file is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
// This file incorporates work covered by the following copyright and
// permission notice:
//
// Copyright (C) 2012 by Salvatore Sanfilippo <antirez@gmail.com>
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "dump1090.h"
#include <curses.h>
//
//========================= Interactive mode ===============================
static int convert_altitude(int ft)
{
if (Modes.metric)
return (ft / 3.2828);
else
return ft;
}
static int convert_speed(int kts)
{
if (Modes.metric)
return (kts * 1.852);
else
return kts;
}
//
//=========================================================================
//
// Show the currently captured interactive data on screen.
//
void interactiveInit() {
if (!Modes.interactive)
return;
initscr();
clear();
refresh();
mvprintw(0, 0, " Hex Mode Sqwk Flight Alt Spd Hdg Lat Long RSSI Msgs Ti");
mvhline(1, 0, ACS_HLINE, 80);
}
void interactiveCleanup(void) {
if (Modes.interactive) {
endwin();
}
}
void interactiveShowData(void) {
struct aircraft *a = Modes.aircrafts;
static uint64_t next_update;
uint64_t now = mstime();
char progress;
char spinner[4] = "|/-\\";
// Refresh screen every (MODES_INTERACTIVE_REFRESH_TIME) miliseconde
if (now < next_update)
return;
next_update = now + MODES_INTERACTIVE_REFRESH_TIME;
progress = spinner[(now/1000)%4];
mvaddch(0, 79, progress);
int rows = getmaxy(stdscr);
int row = 2;
while (a && row < rows) {
if ((now - a->seen) < Modes.interactive_display_ttl)
{
int msgs = a->messages;
if (msgs > 1) {
char strSquawk[5] = " ";
char strFl[7] = " ";
char strTt[5] = " ";
char strGs[5] = " ";
if (trackDataValid(&a->squawk_valid)) {
snprintf(strSquawk,5,"%04x", a->squawk);
}
if (trackDataValid(&a->speed_valid)) {
snprintf (strGs, 5,"%3d", convert_speed(a->speed));
}
if (trackDataValid(&a->heading_valid)) {
snprintf (strTt, 5,"%03d", a->heading);
}
if (msgs > 99999) {
msgs = 99999;
}
char strMode[5] = " ";
char strLat[8] = " ";
char strLon[9] = " ";
double * pSig = a->signalLevel;
double signalAverage = (pSig[0] + pSig[1] + pSig[2] + pSig[3] +
pSig[4] + pSig[5] + pSig[6] + pSig[7]) / 8.0;
strMode[0] = 'S';
if (a->modeA_hit) {strMode[2] = 'a';}
if (a->modeC_hit) {strMode[3] = 'c';}
if (trackDataValid(&a->position_valid)) {
snprintf(strLat, 8,"%7.03f", a->lat);
snprintf(strLon, 9,"%8.03f", a->lon);
}
if (trackDataValid(&a->airground_valid) && a->airground == AG_GROUND) {
snprintf(strFl, 7," grnd");
} else if (Modes.use_gnss && trackDataValid(&a->altitude_gnss_valid)) {
snprintf(strFl, 7, "%5dH", convert_altitude(a->altitude_gnss));
} else if (trackDataValid(&a->altitude_valid)) {
snprintf(strFl, 7, "%5d ", convert_altitude(a->altitude));
}
mvprintw(row, 0, "%s%06X %-4s %-4s %-8s %6s %3s %3s %7s %8s %5.1f %5d %2.0f",
(a->addr & MODES_NON_ICAO_ADDRESS) ? "~" : " ", (a->addr & 0xffffff),
strMode, strSquawk, a->callsign, strFl, strGs, strTt,
strLat, strLon, 10 * log10(signalAverage), msgs, (now - a->seen)/1000.0);
++row;
}
}
a = a->next;
}
if (Modes.mode_ac) {
for (unsigned i = 1; i < 4096 && row < rows; ++i) {
if (modeAC_match[i] || modeAC_count[i] < 50 || modeAC_age[i] > 5)
continue;
char strMode[5] = " A ";
char strFl[7] = " ";
unsigned modeA = indexToModeA(i);
int modeC = modeAToModeC(modeA);
if (modeC != INVALID_ALTITUDE) {
strMode[3] = 'C';
snprintf(strFl, 7, "%5d ", convert_altitude(modeC * 100));
}
mvprintw(row, 0,
"%7s %-4s %04x %-8s %6s %3s %3s %7s %8s %5s %5d %2d\n",
"", /* address */
strMode, /* mode */
modeA, /* squawk */
"", /* callsign */
strFl, /* altitude */
"", /* gs */
"", /* heading */
"", /* lat */
"", /* lon */
"", /* signal */
modeAC_count[i], /* messages */
modeAC_age[i]); /* age */
++row;
}
}
move(row, 0);
clrtobot();
refresh();
}
//
//=========================================================================
//