def __init__(self, config, debug=False):
self.config = config
self.debug = debug
# pull over all hw devices (or proxies) from config
# sensors
self._gps_sensor = config.gps_sensor
self._compass_sensor = config.compass_sensor
self._accelerometer_sensor = config.accelerometer_sensor
self._gyro_sensor = config.gyro_sensor
self._temperature_sensor = config.temperature_sensor
self._vehicle_constants = config.vehicle_constants
# vehicle
self._drive_controller = config.drive_controller
# camera
self._camera_controller = config.camera_controller
# data class
self.data = POCVModelData()
# supporting classes
self._perception_unit = PerceptionUnit(self._vehicle_constants,
self.data)
self._navigation_unit = NavigationUnit(self._perception_unit,
self._drive_controller,
self._vehicle_constants)
def __init__(self, config, debug=False):
self.config = config
self.debug = debug
# pull over all hw devices (or proxies) from config
# sensors
self._gps_sensor = config.gps_sensor
self._compass_sensor = config.compass_sensor
self._temperature_sensor = config.temperature_sensor
self._vehicle_constants = config.vehicle_constants
# vehicle
self._drive_controller = config.drive_controller
# camera
self._camera_controller = config.camera_controller
# data class
self.data = POCVModelData()
# supporting classes
self._perception_unit = PerceptionUnit(self._vehicle_constants, self.data)
self._navigation_unit = NavigationUnit(self._perception_unit, self._drive_controller, self._vehicle_constants)
class FishPiKernel:
""" Coordinator between different layers. """
def __init__(self, config, debug=False):
self.config = config
self.debug = debug
# pull over all hw devices (or proxies) from config
# sensors
self._gps_sensor = config.gps_sensor
self._compass_sensor = config.compass_sensor
self._temperature_sensor = config.temperature_sensor
self._vehicle_constants = config.vehicle_constants
# vehicle
self._drive_controller = config.drive_controller
# camera
self._camera_controller = config.camera_controller
# data class
self.data = POCVModelData()
# supporting classes
self._perception_unit = PerceptionUnit(self._vehicle_constants, self.data)
self._navigation_unit = NavigationUnit(self._perception_unit, self._drive_controller, self._vehicle_constants)
def update(self):
""" Update loop for sensors->perception->control(->vehicle). """
try:
self.read_time()
except Exception as ex:
self.data.has_time = False
logging.exception("CORE:\tError in update loop (TIME) - %s" % ex)
try:
self.read_GPS()
except Exception as ex:
self.data.has_GPS = False
logging.exception("CORE:\tError in update loop (GPS) - %s" % ex)
try:
self.read_compass()
except Exception as ex:
self.data.has_compass = False
logging.exception("CORE:\tError in update loop (COMPASS) - %s" % ex)
try:
self.read_temperature()
except Exception as ex:
self.data.has_temperature = False
logging.exception("CORE:\tError in update loop (TEMPERATURE) - %s" % ex)
try:
self.capture_img()
except Exception as ex:
logging.exception("CORE:\tError in update loop (CAMERA) - %s" % ex)
try:
self._perception_unit.update(self.data)
except Exception as ex:
logging.exception("CORE:\tError in update loop (PERCEPTION) - %s" % ex)
try:
self._navigation_unit.update()
except Exception as ex:
logging.exception("CORE:\tError in update loop (NAVIGATION) - %s" % ex)
# Devices
def list_devices(self):
logging.info("CORE:\tListing devices...")
for device in self.config.devices:
logging.info(device)
def capture_img(self):
self._camera_controller.capture_now()
def get_capture_img_enabled(self):
return self._camera_controller.enabled
def set_capture_img_enabled(self, capture_img_enabled):
self._camera_controller.enabled = capture_img_enabled
@property
def last_img(self):
return self._camera_controller.last_img
# Sensors
def read_time(self):
dt = datetime.today()
self.data.timestamp = dt.time()
self.data.datestamp = dt.date()
self.data.has_time = True
def read_GPS(self):
if self._gps_sensor:
(fix, lat, lon, heading, speed, altitude, num_sat, timestamp, datestamp) = self._gps_sensor.read_sensor()
self.data.fix = fix
self.data.lat = lat
self.data.lon = lon
self.data.gps_heading = heading
self.data.speed = speed
self.data.altitude = altitude
self.data.num_sat = num_sat
self.data.timestamp = timestamp
self.data.datestamp = datestamp
self.data.has_GPS = True
else:
self.data.has_GPS = False
def read_compass(self):
if self._compass_sensor:
(heading, pitch, roll) = self._compass_sensor.read_sensor()
self.data.compass_heading = heading
self.data.compass_pitch = pitch
self.data.compass_roll = roll
self.data.has_compass = True
else:
self.data.has_compass = False
def read_temperature(self):
if self._temperature_sensor:
temperature = self._temperature_sensor.read_sensor()
self.data.temperature = temperature
self.data.has_temperature = True
else:
self.data.has_temperature = False
# Control Systems
# temporary direct access to DriveController to test hardware.
def set_throttle(self, throttle_level):
self._drive_controller.set_throttle(throttle_level)
def set_steering(self, angle):
self._drive_controller.set_steering(angle)
# Control modes (Manual, AutoPilot)
def set_manual_mode(self):
""" Stops navigation unit and current auto-pilot drive. """
self._navigation_unit.stop()
self.halt()
def set_auto_pilot_mode(self):
""" Stops current manual drive and starts navigation unit. """
self.halt()
self._navigation_unit.start()
@property
def auto_mode_enabled(self):
return self._navigation_unit.auto_mode_enabled
# Route Planning and Navigation
def set_speed(self, speed):
""" Commands the NavigationUnit to set and hold a given speed. """
self._navigation_unit.set_speed(speed)
def set_heading(self, heading):
""" Commands the NavigationUnit to set and hold a given heading. """
self._navigation_unit.set_heading(heading)
def navigate_to(self):
""" Commands the NavigationUnit to commence navigation of a route. """
#self.navigation_unit.NavigateTo(route)
pass
def halt(self):
""" Commands the NavigationUnit and Drive Control to Halt! """
self._navigation_unit.stop()
self._drive_controller.halt()
def load_gpx(self, filename):
gpx = self._perception_unit.load_gpx(filename)
return gpx
class FishPiKernel:
""" Coordinator between different layers. """
def __init__(self, config, debug=False):
self.config = config
self.debug = debug
# pull over all hw devices (or proxies) from config
# sensors
self._gps_sensor = config.gps_sensor
self._compass_sensor = config.compass_sensor
self._accelerometer_sensor = config.accelerometer_sensor
self._gyro_sensor = config.gyro_sensor
self._temperature_sensor = config.temperature_sensor
self._vehicle_constants = config.vehicle_constants
# vehicle
self._drive_controller = config.drive_controller
# camera
self._camera_controller = config.camera_controller
# data class
self.data = POCVModelData()
# supporting classes
self._perception_unit = PerceptionUnit(self._vehicle_constants,
self.data)
self._navigation_unit = NavigationUnit(self._perception_unit,
self._drive_controller,
self._vehicle_constants)
def update(self):
""" Update loop for sensors->perception->control(->vehicle). """
try:
self.read_time()
except Exception as ex:
self.data.has_time = False
logging.exception("CORE:\tError in update loop (TIME) - %s" % ex)
try:
self.read_GPS()
except Exception as ex:
self.data.has_GPS = False
logging.exception("CORE:\tError in update loop (GPS) - %s" % ex)
try:
self.read_compass()
except Exception as ex:
self.data.has_compass = False
logging.exception("CORE:\tError in update loop (COMPASS) - %s" %
ex)
try:
self.read_magnetometer()
except Exception as ex:
self.data.has_magnetometer = False
logging.exception(
"CORE:\tError in update loop (MAGNETOMETER) - %s" % ex)
try:
self.read_accelerometer()
except Exception as ex:
self.data.has_accelerometer = False
logging.exception(
"CORE:\tError in update loop (ACCELEROMETER) - %s" % ex)
try:
self.read_gyro()
except Exception as ex:
self.data.has_gyro = False
logging.exception("CORE:\tError in update loop (GYROSCOPE) - %s" %
ex)
try:
self.read_temperature()
except Exception as ex:
self.data.has_temperature = False
logging.exception(
"CORE:\tError in update loop (TEMPERATURE) - %s" % ex)
try:
self.capture_img()
except Exception as ex:
logging.exception("CORE:\tError in update loop (CAMERA) - %s" % ex)
try:
self._perception_unit.update(self.data)
except Exception as ex:
logging.exception("CORE:\tError in update loop (PERCEPTION) - %s" %
ex)
try:
self._navigation_unit.update()
except Exception as ex:
logging.exception("CORE:\tError in update loop (NAVIGATION) - %s" %
ex)
# Devices
def list_devices(self):
logging.info("CORE:\tListing devices...")
for device in self.config.devices:
logging.info(device)
def capture_img(self):
self._camera_controller.capture_now()
def get_capture_img_enabled(self):
return self._camera_controller.enabled
def set_capture_img_enabled(self, capture_img_enabled):
self._camera_controller.enabled = capture_img_enabled
@property
def last_img(self):
return self._camera_controller.last_img
# Sensors
def read_time(self):
dt = datetime.today()
self.data.timestamp = dt.time()
self.data.datestamp = dt.date()
self.data.has_time = True
def read_GPS(self):
if self._gps_sensor:
(fix, lat, lon, heading, speed, altitude, num_sat, timestamp,
datestamp) = self._gps_sensor.read_sensor()
self.data.fix = fix
self.data.lat = lat
self.data.lon = lon
self.data.gps_heading = heading
self.data.speed = speed
self.data.altitude = altitude
self.data.num_sat = num_sat
self.data.timestamp = timestamp
self.data.datestamp = datestamp
self.data.has_GPS = True
else:
self.data.has_GPS = False
def read_compass(self):
if self._compass_sensor:
(heading, pitch, roll) = self._compass_sensor.read_sensor()
self.data.compass_heading = heading
self.data.compass_pitch = pitch
self.data.compass_roll = roll
self.data.has_compass = True
# logging.info("CORE:\tHeading: %f, Pitch: %f, Roll: %f" % (heading, pitch, roll))
else:
self.data.has_compass = False
def read_magnetometer(self):
pass
def read_accelerometer(self):
pass
def read_gyro(self):
pass
def read_temperature(self):
if self._temperature_sensor:
temperature = self._temperature_sensor.read_sensor()
self.data.temperature = temperature
self.data.has_temperature = True
else:
self.data.has_temperature = False
# Control Systems
# temporary direct access to DriveController to test hardware.
def set_throttle(self, throttle_level):
self._drive_controller.set_throttle(throttle_level)
def set_steering(self, angle):
self._drive_controller.set_steering(angle)
# Control modes (Manual, AutoPilot)
def set_manual_mode(self):
""" Stops navigation unit and current auto-pilot drive. """
self._navigation_unit.stop()
self.halt()
def set_auto_pilot_mode(self):
""" Stops current manual drive and starts navigation unit. """
self.halt()
self._navigation_unit.start()
@property
def auto_mode_enabled(self):
return self._navigation_unit.auto_mode_enabled
# Route Planning and Navigation
def set_speed(self, speed):
""" Commands the NavigationUnit to set and hold a given speed. """
self._navigation_unit.set_speed(speed)
def set_heading(self, heading):
""" Commands the NavigationUnit to set and hold a given heading. """
self._navigation_unit.set_heading(heading)
def navigate_to(self):
""" Commands the NavigationUnit to commence navigation of a route. """
#self.navigation_unit.NavigateTo(route)
pass
def halt(self):
""" Commands the NavigationUnit and Drive Control to Halt! """
self._navigation_unit.stop()
self._drive_controller.halt()
def load_gpx(self, filename):
gpx = self._perception_unit.load_gpx(filename)
return gpx