TeleStern/altoslib/AltosCalData.java

463 lines
12 KiB
Java

/*
* Copyright © 2017 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.
*/
package org.altusmetrum.altoslib_14;
/*
* Calibration and other data needed to construct 'real' values from various data
* sources.
*/
public class AltosCalData {
public int flight = AltosLib.MISSING;
public void set_flight(int flight) {
if (flight != AltosLib.MISSING)
this.flight = flight;
}
public String callsign = null;
public void set_callsign(String callsign) {
if (callsign != null)
this.callsign = callsign;
}
public String firmware_version = null;
public void set_firmware_version(String firmware_version) {
if (firmware_version != null)
this.firmware_version = firmware_version;
}
public String product = null;
public void set_product(String product) {
if (product != null)
this.product = product;
}
public int serial = AltosLib.MISSING;
public void set_serial(int serial) {
if (serial != AltosLib.MISSING)
this.serial = serial;
}
public int receiver_serial = AltosLib.MISSING;
public void set_receiver_serial(int receiver_serial) {
if (receiver_serial != AltosLib.MISSING)
this.receiver_serial = receiver_serial;
}
public int device_type = AltosLib.MISSING;
public void set_device_type(int device_type) {
if (device_type != AltosLib.MISSING) {
this.device_type = device_type;
if (product == null)
set_product(AltosLib.product_name(device_type));
}
}
public int log_format = AltosLib.MISSING;
public void set_log_format(int log_format) {
if (log_format != AltosLib.MISSING)
this.log_format = log_format;
}
public int config_major = AltosLib.MISSING;
public int config_minor = AltosLib.MISSING;
public int flight_log_max = AltosLib.MISSING;
public void set_config(int major, int minor, int log_max) {
if (major != AltosLib.MISSING)
config_major = major;
if (minor != AltosLib.MISSING)
config_minor = minor;
if (log_max != AltosLib.MISSING)
flight_log_max = log_max;
}
public double apogee_delay = AltosLib.MISSING;
public double main_deploy = AltosLib.MISSING;
public void set_flight_params(double apogee_delay, double main_deploy) {
if (apogee_delay != AltosLib.MISSING)
this.apogee_delay = apogee_delay;
if (main_deploy != AltosLib.MISSING)
this.main_deploy = main_deploy;
}
public double accel_plus_g = AltosLib.MISSING;
public double accel_minus_g = AltosLib.MISSING;
public double ground_accel = AltosLib.MISSING;
public void set_accel_plus_minus(double plus, double minus) {
if (plus != AltosLib.MISSING && minus != AltosLib.MISSING) {
if (plus == minus)
return;
accel_plus_g = plus;
accel_minus_g = minus;
}
}
public void set_ground_accel(double ground_accel) {
if (ground_accel != AltosLib.MISSING)
this.ground_accel = ground_accel;
}
public double ground_motor_pressure = AltosLib.MISSING;
public void set_ground_motor_pressure(double ground_motor_pressure) {
if (ground_motor_pressure != AltosLib.MISSING)
this.ground_motor_pressure = ground_motor_pressure;
}
/* Raw acceleration value */
public double accel = AltosLib.MISSING;
public void set_accel(double accel) {
this.accel = accel;
}
public boolean mma655x_inverted = false;
public void set_mma655x_inverted(boolean inverted) {
mma655x_inverted = inverted;
}
public boolean adxl375_inverted = false;
public void set_adxl375_inverted(boolean inverted) {
adxl375_inverted = inverted;
}
public int adxl375_axis = AltosLib.MISSING;
public void set_adxl375_axis(int axis) {
adxl375_axis = axis;
}
public int pad_orientation = AltosLib.MISSING;
public void set_pad_orientation(int orientation) {
if (orientation != AltosLib.MISSING)
pad_orientation = orientation;
}
/* Compute acceleration */
public double acceleration(double sensor) {
double accel;
accel = AltosConvert.acceleration_from_sensor(sensor, accel_plus_g, accel_minus_g, ground_accel);
return accel;
}
public AltosMs5607 ms5607 = null;
public void set_ms5607(AltosMs5607 ms5607) {
this.ms5607 = ms5607;
}
public double ground_pressure = AltosLib.MISSING;
public double ground_altitude = AltosLib.MISSING;
public void set_ground_pressure(double ground_pressure) {
if (ground_pressure != AltosLib.MISSING) {
this.ground_pressure = ground_pressure;
this.ground_altitude = AltosConvert.pressure_to_altitude(ground_pressure);
}
}
public void set_ground_altitude(double ground_altitude) {
if (ground_altitude != AltosLib.MISSING)
this.ground_altitude = ground_altitude;
}
/* Compute pressure */
public AltosPresTemp pressure_ms5607(int raw_pres, int raw_temp) {
if (ms5607 == null)
return new AltosPresTemp(AltosLib.MISSING, AltosLib.MISSING);
return ms5607.pres_temp(raw_pres, raw_temp);
}
public int tick = AltosLib.MISSING;
private int first_tick = AltosLib.MISSING;
private int prev_tick = AltosLib.MISSING;
public void set_tick(int tick) {
if (tick != AltosLib.MISSING) {
if (prev_tick != AltosLib.MISSING) {
while (tick < prev_tick - 1000) {
tick += 65536;
}
}
if (first_tick == AltosLib.MISSING)
first_tick = tick;
prev_tick = tick;
this.tick = tick;
}
}
/* Reset all values which change during flight
*/
public void reset() {
state = AltosLib.MISSING;
tick = AltosLib.MISSING;
prev_tick = AltosLib.MISSING;
temp_gps = null;
temp_gps_sat_tick = AltosLib.MISSING;
accel = AltosLib.MISSING;
}
public int boost_tick = AltosLib.MISSING;
public void set_boost_tick() {
boost_tick = tick;
}
public double ticks_per_sec = 100.0;
public void set_ticks_per_sec(double ticks_per_sec) {
this.ticks_per_sec = ticks_per_sec;
}
public double time() {
if (tick == AltosLib.MISSING)
return AltosLib.MISSING;
if (boost_tick != AltosLib.MISSING)
return (tick - boost_tick) / ticks_per_sec;
if (first_tick != AltosLib.MISSING)
return (tick - first_tick) / ticks_per_sec;
return tick / ticks_per_sec;
}
public double boost_time() {
if (boost_tick == AltosLib.MISSING)
return AltosLib.MISSING;
return boost_tick / ticks_per_sec;
}
public int state = AltosLib.MISSING;
public String state_name() {
return AltosLib.state_name(state);
}
public void set_state(int state) {
if (state >= AltosLib.ao_flight_boost && boost_tick == AltosLib.MISSING)
set_boost_tick();
this.state = state;
}
public AltosGPS gps_pad = null;
public AltosGPS prev_gps = null;
public double gps_pad_altitude = AltosLib.MISSING;
public void set_cal_gps(AltosGPS gps) {
if (gps.locked && gps.nsat >= 4) {
if ((state != AltosLib.MISSING && state < AltosLib.ao_flight_boost) || gps_pad == null)
gps_pad = gps;
if (gps_pad_altitude == AltosLib.MISSING && gps.alt != AltosLib.MISSING)
gps_pad_altitude = gps.alt;
}
temp_gps = null;
prev_gps = gps;
}
/*
* While receiving GPS data, we construct a temporary GPS state
* object and then deliver the result atomically to the listener
*/
AltosGPS temp_gps = null;
int temp_gps_sat_tick = AltosLib.MISSING;
public AltosGPS temp_cal_gps() {
return temp_gps;
}
public void reset_temp_cal_gps() {
if (temp_gps != null)
set_cal_gps(temp_gps);
}
public boolean cal_gps_pending() {
return temp_gps != null;
}
public AltosGPS make_temp_cal_gps(int tick, boolean sats) {
if (temp_gps == null)
temp_gps = new AltosGPS(prev_gps);
if (sats) {
if (tick != temp_gps_sat_tick)
temp_gps.cc_gps_sat = null;
temp_gps_sat_tick = tick;
}
return temp_gps;
}
public int imu_type = AltosLib.MISSING;
public int imu_model = AltosLib.MISSING;
public int mag_model = AltosLib.MISSING;
public void set_imu_type(int imu_type) {
this.imu_type = imu_type;
}
public void set_imu_model(int imu_model) {
this.imu_model = imu_model;
}
public void set_mag_model(int mag_model) {
this.mag_model = mag_model;
}
public double accel_zero_along, accel_zero_across, accel_zero_through;
public void set_accel_zero(double zero_along, double zero_across, double zero_through) {
if (zero_along != AltosLib.MISSING) {
accel_zero_along = zero_along;
accel_zero_across = zero_across;
accel_zero_through = zero_through;
}
}
public double accel_along(double counts) {
return AltosIMU.convert_accel(counts - accel_zero_along, imu_type, imu_model);
}
public double accel_across(double counts) {
return AltosIMU.convert_accel(counts - accel_zero_across, imu_type, imu_model);
}
public double accel_through(double counts) {
return AltosIMU.convert_accel(counts - accel_zero_through, imu_type, imu_model);
}
public double gyro_zero_roll = AltosLib.MISSING;
public double gyro_zero_pitch = AltosLib.MISSING;
public double gyro_zero_yaw = AltosLib.MISSING;
public void set_gyro_zero(double roll, double pitch, double yaw) {
if (roll != AltosLib.MISSING) {
gyro_zero_roll = roll;
gyro_zero_pitch = pitch;
gyro_zero_yaw = yaw;
imu_wrap_checked = false;
}
}
public double gyro_roll(double counts) {
if (gyro_zero_roll == AltosLib.MISSING || counts == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosIMU.gyro_degrees_per_second(counts - gyro_zero_roll, imu_type, imu_model);
}
public double gyro_pitch(double counts) {
if (gyro_zero_pitch == AltosLib.MISSING || counts == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosIMU.gyro_degrees_per_second(counts - gyro_zero_pitch, imu_type, imu_model);
}
public double gyro_yaw(double counts) {
if (gyro_zero_yaw == AltosLib.MISSING || counts == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosIMU.gyro_degrees_per_second(counts - gyro_zero_yaw, imu_type, imu_model);
}
private double gyro_zero_overflow(double first) {
double v = first / 128.0;
if (v < 0)
v = Math.ceil(v);
else
v = Math.floor(v);
// if (v != 0)
// System.out.printf("Adjusting gyro axis by %g steps\n", v);
return v * 128.0;
}
/* Initial TeleMega log format had only 16 bits for gyro cal, so the top 9 bits got lost as the
* cal data are scaled by 512. Use the first sample to adjust the cal value, assuming that it is
* from a time of fairly low rotation speed. Fixed in later TeleMega firmware by storing 32 bits
* of cal values.
*/
private boolean imu_wrap_checked = false;
public void check_imu_wrap(double roll, double pitch, double yaw) {
if (!imu_wrap_checked) {
gyro_zero_roll += gyro_zero_overflow(roll);
gyro_zero_pitch += gyro_zero_overflow(pitch);
gyro_zero_yaw += gyro_zero_overflow(yaw);
imu_wrap_checked = true;
}
}
public double mag_along(double along) {
if (along == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosMag.convert_gauss(along, imu_type, mag_model);
}
public double mag_across(double across) {
if (across == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosMag.convert_gauss(across, imu_type, mag_model);
}
public double mag_through(double through) {
if (through == AltosLib.MISSING)
return AltosLib.MISSING;
return AltosMag.convert_gauss(through, imu_type, mag_model);
}
public AltosCalData() {
}
public AltosCalData(AltosConfigData config_data) {
set_serial(config_data.serial);
set_ticks_per_sec(100.0);
set_flight(config_data.flight);
set_callsign(config_data.callsign);
set_config(config_data.config_major, config_data.config_minor, config_data.flight_log_max);
set_firmware_version(config_data.version);
set_flight_params(config_data.apogee_delay / ticks_per_sec, config_data.apogee_lockout / ticks_per_sec);
set_pad_orientation(config_data.pad_orientation);
set_product(config_data.product);
set_accel_plus_minus(config_data.accel_cal_plus(config_data.pad_orientation), config_data.accel_cal_minus(config_data.pad_orientation));
set_accel_zero(config_data.accel_zero_along, config_data.accel_zero_across, config_data.accel_zero_through);
set_ms5607(config_data.ms5607);
try {
set_mma655x_inverted(config_data.mma655x_inverted());
} catch (AltosUnknownProduct up) {
}
try {
set_adxl375_inverted(config_data.adxl375_inverted());
} catch (AltosUnknownProduct up) {
}
try {
set_adxl375_axis(config_data.adxl375_axis());
} catch (AltosUnknownProduct up) {
}
set_pad_orientation(config_data.pad_orientation);
}
}