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/*
* Copyright © 2010 Keith Packard <keithp@keithp.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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.altoslib_12;
import java.io.*;
import java.util.*;
import java.util.concurrent.*;
/*
* Open an existing telemetry file and replay it in realtime
*/
class AltosReplay extends AltosDataListener implements Runnable {
AltosState state;
AltosRecordSet record_set;
double last_time = AltosLib.MISSING;
Semaphore semaphore = new Semaphore(1);;
boolean done = false;
public void set_time(double time) {
if (last_time != AltosLib.MISSING) {
semaphore.release();
double delay = Math.min(time - last_time,10);
if (delay > 0) {
try {
Thread.sleep((int) (delay * 1000));
} catch (InterruptedException ie) {
}
}
}
last_time = time;
super.set_time(time);
state.set_time(time);
}
public void set_state(int state) {
super.set_state(state);
this.state.set_state(state);
}
public void set_rssi(int rssi, int status) { state.set_rssi(rssi, status); }
public void set_received_time(long received_time) { }
public void set_acceleration(double accel) { state.set_acceleration(accel); }
public void set_pressure(double pa) { state.set_pressure(pa); }
public void set_thrust(double N) { state.set_thrust(N); }
public void set_kalman(double height, double speed, double accel) { state.set_kalman(height, speed, accel); }
public void set_temperature(double deg_c) { state.set_temperature(deg_c); }
public void set_battery_voltage(double volts) { state.set_battery_voltage(volts); }
public void set_apogee_voltage(double volts) { state.set_apogee_voltage(volts); }
public void set_main_voltage(double volts) { state.set_main_voltage(volts); }
public void set_gps(AltosGPS gps) { super.set_gps(gps); state.set_gps(gps); }
public void set_orient(double orient) { state.set_orient(orient); }
public void set_gyro(double roll, double pitch, double yaw) { state.set_gyro(roll, pitch, yaw); }
public void set_accel_ground(double along, double across, double through) { state.set_accel_ground(along, across, through); }
public void set_accel(double along, double across, double through) { state.set_accel(along, across, through); }
public void set_mag(double along, double across, double through) { state.set_mag(along, across, through); }
public void set_pyro_voltage(double volts) { state.set_pyro_voltage(volts); }
public void set_igniter_voltage(double[] voltage) { state.set_igniter_voltage(voltage); }
public void set_pyro_fired(int pyro_mask) { state.set_pyro_fired(pyro_mask); }
public void set_companion(AltosCompanion companion) { state.set_companion(companion); }
public void run () {
/* Run the flight */
record_set.capture_series(this);
/* All done, signal that it's over */
done = true;
semaphore.release();
}
public AltosReplay(AltosRecordSet record_set) {
super(record_set.cal_data());
state = new AltosState(record_set.cal_data());
this.record_set = record_set;
try {
semaphore.acquire();
} catch (InterruptedException ie) {
}
}
}
public class AltosReplayReader extends AltosFlightReader {
File file;
AltosReplay replay;
Thread t;
int reads;
public AltosCalData cal_data() {
return replay.state.cal_data();
}
public AltosState read() {
switch (reads) {
case 0:
/* Tell the display that we're in pad mode */
replay.state.set_state(AltosLib.ao_flight_pad);
break;
case 1:
t = new Thread(replay);
t.start();
/* fall through */
default:
/* Wait for something to change */
try {
replay.semaphore.acquire();
} catch (InterruptedException ie) {
}
break;
}
reads++;
/* When done, let the display know */
if (replay.done)
return null;
/* Fake out the received time */
replay.state.set_received_time(System.currentTimeMillis());
return replay.state;
}
public void close (boolean interrupted) {
}
public File backing_file() { return file; }
public AltosReplayReader(AltosRecordSet record_set, File in_file) {
reads = 0;
file = in_file;
name = file.getName();
replay = new AltosReplay(record_set);
}
}
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