*
* 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; version 2 of the License.
+ * 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
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-package org.altusmetrum.altoslib_2;
+package org.altusmetrum.altoslib_12;
import java.util.concurrent.*;
+import java.io.*;
public class AltosIMU implements Cloneable {
- public int accel_x;
- public int accel_y;
- public int accel_z;
+ public int accel_x = AltosLib.MISSING;
+ public int accel_y = AltosLib.MISSING;
+ public int accel_z = AltosLib.MISSING;
- public int gyro_x;
- public int gyro_y;
- public int gyro_z;
+ public int gyro_x = AltosLib.MISSING;
+ public int gyro_y = AltosLib.MISSING;
+ public int gyro_z = AltosLib.MISSING;
+
+ public int mag_x = AltosLib.MISSING;
+ public int mag_y = AltosLib.MISSING;
+ public int mag_z = AltosLib.MISSING;
+
+ public static final double counts_per_g = 2048.0;
+
+ public static double convert_accel(double counts) {
+ return counts / counts_per_g * AltosConvert.gravity;
+ }
+
+ /* In radians */
+ public static final double GYRO_FULLSCALE_DEGREES = 2000.0;
+ public static final double GYRO_COUNTS = 32767.0;
+
+ public static double gyro_degrees_per_second(double counts, double cal) {
+ return (counts - cal) * GYRO_FULLSCALE_DEGREES / GYRO_COUNTS;
+ }
public boolean parse_string(String line) {
if (!line.startsWith("Accel:"))
gyro_y = Integer.parseInt(items[6]);
gyro_z = Integer.parseInt(items[7]);
}
+ if (items.length >= 12) {
+ mag_x = Integer.parseInt(items[9]);
+ mag_y = Integer.parseInt(items[10]);
+ mag_z = Integer.parseInt(items[11]);
+ }
return true;
}
n.gyro_x = gyro_x;
n.gyro_y = gyro_y;
n.gyro_z = gyro_z;
+
+ n.mag_x = mag_x;
+ n.mag_y = mag_y;
+ n.mag_z = mag_z;
+
return n;
}
- static public void update_state(AltosState state, AltosLink link, AltosConfigData config_data) throws InterruptedException {
+ static public void provide_data(AltosDataListener listener, AltosLink link) throws InterruptedException {
try {
AltosIMU imu = new AltosIMU(link);
+ AltosCalData cal_data = listener.cal_data();
- if (imu != null)
- state.set_imu(imu);
+ if (imu != null) {
+ listener.set_gyro(cal_data.gyro_roll(imu.gyro_y),
+ cal_data.gyro_pitch(imu.gyro_x),
+ cal_data.gyro_yaw(imu.gyro_z));
+ listener.set_accel_ground(imu.accel_y,
+ imu.accel_x,
+ imu.accel_z);
+ if (imu.mag_x != AltosLib.MISSING) {
+ listener.set_mag(cal_data.mag_along(imu.mag_y),
+ cal_data.mag_across(imu.mag_x),
+ cal_data.mag_through(imu.mag_z));
+ }
+ }
} catch (TimeoutException te) {
}
}
gyro_x = AltosLib.MISSING;
gyro_y = AltosLib.MISSING;
gyro_z = AltosLib.MISSING;
+
+ mag_x = AltosLib.MISSING;
+ mag_y = AltosLib.MISSING;
+ mag_z = AltosLib.MISSING;
}
public AltosIMU(AltosLink link) throws InterruptedException, TimeoutException {