* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-package org.altusmetrum.altoslib_13;
+package org.altusmetrum.altoslib_14;
import java.util.concurrent.*;
import java.io.*;
public static final double counts_per_g_mpu = 2048.0;
public static final double counts_per_g_bmx = 2048.0;
+ public static final double counts_per_g_adxl = 20.5;
private static double counts_per_g(int imu_type) {
switch (imu_type) {
case imu_type_easymega_v2:
return counts_per_g_mpu;
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return counts_per_g_bmx;
+ case imu_type_easymotor_v2:
+ return counts_per_g_adxl;
default:
return AltosLib.MISSING;
}
}
public static double convert_accel(double counts, int imu_type) {
- return counts / counts_per_g(imu_type) * AltosConvert.gravity;
+ double cpg = counts_per_g(imu_type);
+ if (cpg == AltosLib.MISSING)
+ return AltosLib.MISSING;
+ return counts / cpg * AltosConvert.gravity;
}
public static final double GYRO_FULLSCALE_DEGREES_MPU = 2000.0;
case imu_type_easymega_v1:
case imu_type_easymega_v2:
return counts_per_degree_mpu;
- case imu_type_telemega_v4:
+ case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return counts_per_degree_bmx;
default:
return AltosLib.MISSING;
}
public static double gyro_degrees_per_second(double counts, int imu_type) {
- return counts / counts_per_degree(imu_type);
+ double cpd = counts_per_degree(imu_type);
+ if (cpd == AltosLib.MISSING)
+ return AltosLib.MISSING;
+ return counts / cpd;
}
public static final int imu_axis_x = 0;
case imu_type_easymega_v2:
return counts_per_gauss_mpu;
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return 100.0;
default:
return AltosLib.MISSING;
}
public static double convert_gauss(double counts, int imu_type, int imu_axis) {
- return counts / counts_per_gauss(imu_type, imu_axis);
+ double cpg = counts_per_gauss(imu_type, imu_axis);
+ if (cpg == AltosLib.MISSING)
+ return AltosLib.MISSING;
+ return counts / cpg;
}
public boolean parse_string(String line) {
String[] items = line.split("\\s+");
- System.out.printf("length %d\n", items.length);
-
if (items.length >= 8) {
accel_x = Integer.parseInt(items[1]);
accel_y = Integer.parseInt(items[2]);
public static final int imu_type_easymega_v1 = 3; /* MPU6000 */
public static final int imu_type_easymega_v2 = 4; /* MPU9250 */
+ public static final int imu_type_easytimer_v1 = 5; /* BMX160 */
+
+ public static final int imu_type_easymotor_v2 = 6; /* ADXL375 (accel only) */
+
private int accel_across(int imu_type) {
switch (imu_type) {
case imu_type_telemega_v1_v2:
return accel_x;
case imu_type_easymega_v2:
return -accel_y;
- case imu_type_telemega_v4:
+ case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return -accel_y;
+ case imu_type_easymotor_v2:
+ return accel_y;
default:
return AltosLib.MISSING;
}
return accel_y;
case imu_type_easymega_v2:
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return accel_x;
+ case imu_type_easymotor_v2:
+ return -accel_x;
default:
return AltosLib.MISSING;
}
return gyro_y;
case imu_type_easymega_v2:
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return gyro_x;
default:
return AltosLib.MISSING;
case imu_type_easymega_v2:
return -gyro_y;
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return -gyro_y;
default:
return AltosLib.MISSING;
case imu_type_telemega_v3:
case imu_type_easymega_v1:
return imu_axis_x;
- case imu_type_telemega_v4:
case imu_type_easymega_v2:
+ case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return imu_axis_y;
default:
return AltosLib.MISSING;
case imu_type_easymega_v2:
return -mag_y;
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return mag_y;
default:
return AltosLib.MISSING;
return imu_axis_y;
case imu_type_easymega_v2:
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return imu_axis_x;
default:
return AltosLib.MISSING;
return mag_y;
case imu_type_easymega_v2:
case imu_type_telemega_v4:
+ case imu_type_easytimer_v1:
return mag_x;
default:
return AltosLib.MISSING;
}
}
+ private static boolean is_primary_accel(int imu_type) {
+ switch (imu_type) {
+ case imu_type_easytimer_v1:
+ return true;
+ default:
+ return false;
+ }
+ }
+
public static int mag_through_axis(int imu_type) {
return imu_axis_z;
}
cal_data.set_imu_type(imu_type);
if (imu != null) {
- listener.set_gyro(cal_data.gyro_roll(imu.gyro_roll(imu_type)),
- cal_data.gyro_pitch(imu.gyro_pitch(imu_type)),
- cal_data.gyro_yaw(imu.gyro_yaw(imu_type)));
+ if (imu.gyro_x != AltosLib.MISSING) {
+ cal_data.set_gyro_zero(0, 0, 0);
+ listener.set_gyro(cal_data.gyro_roll(imu.gyro_roll(imu_type)),
+ cal_data.gyro_pitch(imu.gyro_pitch(imu_type)),
+ cal_data.gyro_yaw(imu.gyro_yaw(imu_type)));
+ }
listener.set_accel_ground(cal_data.accel_along(imu.accel_along(imu_type)),
cal_data.accel_across(imu.accel_across(imu_type)),
cal_data.accel_through(imu.accel_through(imu_type)));
listener.set_accel(cal_data.accel_along(imu.accel_along(imu_type)),
cal_data.accel_across(imu.accel_across(imu_type)),
cal_data.accel_through(imu.accel_through(imu_type)));
+ if (is_primary_accel(imu_type)) {
+ int accel = imu.accel_along(imu_type);
+ if (!cal_data.adxl375_inverted)
+ accel = -accel;
+ if (cal_data.pad_orientation == 1)
+ accel = -accel;
+ listener.set_acceleration(cal_data.acceleration(accel));
+ }
if (imu.mag_x != AltosLib.MISSING) {
listener.set_mag(cal_data.mag_along(imu.mag_along(imu_type)),
cal_data.mag_across(imu.mag_across(imu_type)),