INSTRUCTION
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RESPONSE
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Send a block of log data to remote location target_system : System ID (uint8_t) target_component : Component ID (uint8_t) seqno : log data block sequence number (uint32_t) data : log data block...
def remote_log_data_block_encode(self, target_system, target_component, seqno, data): ''' Send a block of log data to remote location target_system : System ID (uint8_t) target_component : Component ID (uint8_t) seqno ...
Send a block of log data to remote location target_system : System ID (uint8_t) target_component : Component ID (uint8_t) seqno : log data block sequence number (uint32_t) data : log data block...
def remote_log_data_block_send(self, target_system, target_component, seqno, data, force_mavlink1=False): ''' Send a block of log data to remote location target_system : System ID (uint8_t) target_component : Component ID (uint8_t) ...
Send Status of each log block that autopilot board might have sent target_system : System ID (uint8_t) target_component : Component ID (uint8_t) seqno : log data block sequence number (uint32_t) status ...
def remote_log_block_status_encode(self, target_system, target_component, seqno, status): ''' Send Status of each log block that autopilot board might have sent target_system : System ID (uint8_t) target_component : Component ID (uint...
Send Status of each log block that autopilot board might have sent target_system : System ID (uint8_t) target_component : Component ID (uint8_t) seqno : log data block sequence number (uint32_t) status ...
def remote_log_block_status_send(self, target_system, target_component, seqno, status, force_mavlink1=False): ''' Send Status of each log block that autopilot board might have sent target_system : System ID (uint8_t) target_component ...
Control vehicle LEDs target_system : System ID (uint8_t) target_component : Component ID (uint8_t) instance : Instance (LED instance to control or 255 for all LEDs) (uint8_t) pattern : Pattern (see L...
def led_control_encode(self, target_system, target_component, instance, pattern, custom_len, custom_bytes): ''' Control vehicle LEDs target_system : System ID (uint8_t) target_component : Component ID (uint8_t) instanc...
Control vehicle LEDs target_system : System ID (uint8_t) target_component : Component ID (uint8_t) instance : Instance (LED instance to control or 255 for all LEDs) (uint8_t) pattern : Pattern (see L...
def led_control_send(self, target_system, target_component, instance, pattern, custom_len, custom_bytes, force_mavlink1=False): ''' Control vehicle LEDs target_system : System ID (uint8_t) target_component : Component ID (uint8_t) ...
Reports progress of compass calibration. compass_id : Compass being calibrated (uint8_t) cal_mask : Bitmask of compasses being calibrated (uint8_t) cal_status : Status (see MAG_CAL_STATUS enum) (uint8_t) atte...
def mag_cal_progress_encode(self, compass_id, cal_mask, cal_status, attempt, completion_pct, completion_mask, direction_x, direction_y, direction_z): ''' Reports progress of compass calibration. compass_id : Compass being calibrated (uint8_t) ...
Reports progress of compass calibration. compass_id : Compass being calibrated (uint8_t) cal_mask : Bitmask of compasses being calibrated (uint8_t) cal_status : Status (see MAG_CAL_STATUS enum) (uint8_t) atte...
def mag_cal_progress_send(self, compass_id, cal_mask, cal_status, attempt, completion_pct, completion_mask, direction_x, direction_y, direction_z, force_mavlink1=False): ''' Reports progress of compass calibration. compass_id : Compass being calibrated (ui...
Reports results of completed compass calibration. Sent until MAG_CAL_ACK received. compass_id : Compass being calibrated (uint8_t) cal_mask : Bitmask of compasses being calibrated (uint8_t) cal_status : Statu...
def mag_cal_report_encode(self, compass_id, cal_mask, cal_status, autosaved, fitness, ofs_x, ofs_y, ofs_z, diag_x, diag_y, diag_z, offdiag_x, offdiag_y, offdiag_z): ''' Reports results of completed compass calibration. Sent until MAG_CAL_ACK received. com...
Reports results of completed compass calibration. Sent until MAG_CAL_ACK received. compass_id : Compass being calibrated (uint8_t) cal_mask : Bitmask of compasses being calibrated (uint8_t) cal_status : Statu...
def mag_cal_report_send(self, compass_id, cal_mask, cal_status, autosaved, fitness, ofs_x, ofs_y, ofs_z, diag_x, diag_y, diag_z, offdiag_x, offdiag_y, offdiag_z, force_mavlink1=False): ''' Reports results of completed compass calibration. Sent until MAG_CAL_ACK received. ...
EKF Status message including flags and variances flags : Flags (uint16_t) velocity_variance : Velocity variance (float) pos_horiz_variance : Horizontal Position variance (float) pos_vert_variance : Vertical Posit...
def ekf_status_report_encode(self, flags, velocity_variance, pos_horiz_variance, pos_vert_variance, compass_variance, terrain_alt_variance): ''' EKF Status message including flags and variances flags : Flags (uint16_t) velocity_varianc...
EKF Status message including flags and variances flags : Flags (uint16_t) velocity_variance : Velocity variance (float) pos_horiz_variance : Horizontal Position variance (float) pos_vert_variance : Vertical Posit...
def ekf_status_report_send(self, flags, velocity_variance, pos_horiz_variance, pos_vert_variance, compass_variance, terrain_alt_variance, force_mavlink1=False): ''' EKF Status message including flags and variances flags : Flags (uint16_t) ...
PID tuning information axis : axis (uint8_t) desired : desired rate (degrees/s) (float) achieved : achieved rate (degrees/s) (float) FF : FF component (float) P...
def pid_tuning_encode(self, axis, desired, achieved, FF, P, I, D): ''' PID tuning information axis : axis (uint8_t) desired : desired rate (degrees/s) (float) achieved : achieved rate...
PID tuning information axis : axis (uint8_t) desired : desired rate (degrees/s) (float) achieved : achieved rate (degrees/s) (float) FF : FF component (float) P...
def pid_tuning_send(self, axis, desired, achieved, FF, P, I, D, force_mavlink1=False): ''' PID tuning information axis : axis (uint8_t) desired : desired rate (degrees/s) (float) achieved ...
3 axis gimbal mesuraments target_system : System ID (uint8_t) target_component : Component ID (uint8_t) delta_time : Time since last update (seconds) (float) delta_angle_x : Delta angle X (radians) (float) ...
def gimbal_report_encode(self, target_system, target_component, delta_time, delta_angle_x, delta_angle_y, delta_angle_z, delta_velocity_x, delta_velocity_y, delta_velocity_z, joint_roll, joint_el, joint_az): ''' 3 axis gimbal mesuraments target_system : Syste...
3 axis gimbal mesuraments target_system : System ID (uint8_t) target_component : Component ID (uint8_t) delta_time : Time since last update (seconds) (float) delta_angle_x : Delta angle X (radians) (float) ...
def gimbal_report_send(self, target_system, target_component, delta_time, delta_angle_x, delta_angle_y, delta_angle_z, delta_velocity_x, delta_velocity_y, delta_velocity_z, joint_roll, joint_el, joint_az, force_mavlink1=False): ''' 3 axis gimbal mesuraments target_system...
Control message for rate gimbal target_system : System ID (uint8_t) target_component : Component ID (uint8_t) demanded_rate_x : Demanded angular rate X (rad/s) (float) demanded_rate_y : Demanded angular rate Y (rad...
def gimbal_control_encode(self, target_system, target_component, demanded_rate_x, demanded_rate_y, demanded_rate_z): ''' Control message for rate gimbal target_system : System ID (uint8_t) target_component : Component ID (uint8_t) ...
Control message for rate gimbal target_system : System ID (uint8_t) target_component : Component ID (uint8_t) demanded_rate_x : Demanded angular rate X (rad/s) (float) demanded_rate_y : Demanded angular rate Y (rad...
def gimbal_control_send(self, target_system, target_component, demanded_rate_x, demanded_rate_y, demanded_rate_z, force_mavlink1=False): ''' Control message for rate gimbal target_system : System ID (uint8_t) target_component : Compon...
100 Hz gimbal torque command telemetry target_system : System ID (uint8_t) target_component : Component ID (uint8_t) rl_torque_cmd : Roll Torque Command (int16_t) el_torque_cmd : Elevation Torque Command (int16...
def gimbal_torque_cmd_report_encode(self, target_system, target_component, rl_torque_cmd, el_torque_cmd, az_torque_cmd): ''' 100 Hz gimbal torque command telemetry target_system : System ID (uint8_t) target_component : Component ID (u...
100 Hz gimbal torque command telemetry target_system : System ID (uint8_t) target_component : Component ID (uint8_t) rl_torque_cmd : Roll Torque Command (int16_t) el_torque_cmd : Elevation Torque Command (int16...
def gimbal_torque_cmd_report_send(self, target_system, target_component, rl_torque_cmd, el_torque_cmd, az_torque_cmd, force_mavlink1=False): ''' 100 Hz gimbal torque command telemetry target_system : System ID (uint8_t) target_component ...
Heartbeat from a HeroBus attached GoPro status : Status (uint8_t) capture_mode : Current capture mode (uint8_t) flags : additional status bits (uint8_t)
def gopro_heartbeat_send(self, status, capture_mode, flags, force_mavlink1=False): ''' Heartbeat from a HeroBus attached GoPro status : Status (uint8_t) capture_mode : Current capture mode (uint8_t) flags ...
Request a GOPRO_COMMAND response from the GoPro target_system : System ID (uint8_t) target_component : Component ID (uint8_t) cmd_id : Command ID (uint8_t)
def gopro_get_request_send(self, target_system, target_component, cmd_id, force_mavlink1=False): ''' Request a GOPRO_COMMAND response from the GoPro target_system : System ID (uint8_t) target_component : Component ID (uint8_t) ...
Response from a GOPRO_COMMAND get request cmd_id : Command ID (uint8_t) status : Status (uint8_t) value : Value (uint8_t)
def gopro_get_response_send(self, cmd_id, status, value, force_mavlink1=False): ''' Response from a GOPRO_COMMAND get request cmd_id : Command ID (uint8_t) status : Status (uint8_t) value ...
Request to set a GOPRO_COMMAND with a desired target_system : System ID (uint8_t) target_component : Component ID (uint8_t) cmd_id : Command ID (uint8_t) value : Value (uint8_t)
def gopro_set_request_encode(self, target_system, target_component, cmd_id, value): ''' Request to set a GOPRO_COMMAND with a desired target_system : System ID (uint8_t) target_component : Component ID (uint8_t) cmd_id...
Request to set a GOPRO_COMMAND with a desired target_system : System ID (uint8_t) target_component : Component ID (uint8_t) cmd_id : Command ID (uint8_t) value : Value (uint8_t)
def gopro_set_request_send(self, target_system, target_component, cmd_id, value, force_mavlink1=False): ''' Request to set a GOPRO_COMMAND with a desired target_system : System ID (uint8_t) target_component : Component ID (uint8_t) ...
Response from a GOPRO_COMMAND set request cmd_id : Command ID (uint8_t) status : Status (uint8_t)
def gopro_set_response_send(self, cmd_id, status, force_mavlink1=False): ''' Response from a GOPRO_COMMAND set request cmd_id : Command ID (uint8_t) status : Status (uint8_t) ''' retur...
RPM sensor output rpm1 : RPM Sensor1 (float) rpm2 : RPM Sensor2 (float)
def rpm_send(self, rpm1, rpm2, force_mavlink1=False): ''' RPM sensor output rpm1 : RPM Sensor1 (float) rpm2 : RPM Sensor2 (float) ''' return self.send(self.rpm_encode(rpm1, rpm2), ...
Static data to configure the ADS-B transponder (send within 10 sec of a POR and every 10 sec thereafter) ICAO : Vehicle address (24 bit) (uint32_t) callsign : Vehicle identifier (8 characters, null terminated, valid characters are A-...
def uavionix_adsb_out_cfg_encode(self, ICAO, callsign, emitterType, aircraftSize, gpsOffsetLat, gpsOffsetLon, stallSpeed, rfSelect): ''' Static data to configure the ADS-B transponder (send within 10 sec of a POR and every 10 sec thereafter) ICAO ...
Static data to configure the ADS-B transponder (send within 10 sec of a POR and every 10 sec thereafter) ICAO : Vehicle address (24 bit) (uint32_t) callsign : Vehicle identifier (8 characters, null terminated, valid characters are A-...
def uavionix_adsb_out_cfg_send(self, ICAO, callsign, emitterType, aircraftSize, gpsOffsetLat, gpsOffsetLon, stallSpeed, rfSelect, force_mavlink1=False): ''' Static data to configure the ADS-B transponder (send within 10 sec of a POR and every 10 sec thereafter) ...
Dynamic data used to generate ADS-B out transponder data (send at 5Hz) utcTime : UTC time in seconds since GPS epoch (Jan 6, 1980). If unknown set to UINT32_MAX (uint32_t) gpsLat : Latitude WGS84 (deg * 1E7). If unknown set to INT32_MAX (int32_t) ...
def uavionix_adsb_out_dynamic_encode(self, utcTime, gpsLat, gpsLon, gpsAlt, gpsFix, numSats, baroAltMSL, accuracyHor, accuracyVert, accuracyVel, velVert, velNS, VelEW, emergencyStatus, state, squawk): ''' Dynamic data used to generate ADS-B out transponder data (send at 5Hz) ...
Dynamic data used to generate ADS-B out transponder data (send at 5Hz) utcTime : UTC time in seconds since GPS epoch (Jan 6, 1980). If unknown set to UINT32_MAX (uint32_t) gpsLat : Latitude WGS84 (deg * 1E7). If unknown set to INT32_MAX (int32_t) ...
def uavionix_adsb_out_dynamic_send(self, utcTime, gpsLat, gpsLon, gpsAlt, gpsFix, numSats, baroAltMSL, accuracyHor, accuracyVert, accuracyVel, velVert, velNS, VelEW, emergencyStatus, state, squawk, force_mavlink1=False): ''' Dynamic data used to generate ADS-B out transponder data (send ...
Transceiver heartbeat with health report (updated every 10s) rfHealth : ADS-B transponder messages (uint8_t)
def uavionix_adsb_transceiver_health_report_send(self, rfHealth, force_mavlink1=False): ''' Transceiver heartbeat with health report (updated every 10s) rfHealth : ADS-B transponder messages (uint8_t) ''' return self.send...
convert a value from one set of units to another
def convert(self, value, fromunits, tounits): '''convert a value from one set of units to another''' if fromunits == tounits: return value if (fromunits,tounits) in self.unitmap: return value * self.unitmap[(fromunits,tounits)] if (tounits,fromunits) in self.unitm...
return the default units of a variable
def units(self, varname): '''return the default units of a variable''' if not varname in self.mapping.vars: raise fgFDMError('Unknown variable %s' % varname) return self.mapping.vars[varname].units
return a list of available variables
def variables(self): '''return a list of available variables''' return sorted(list(self.mapping.vars.keys()), key = lambda v : self.mapping.vars[v].index)
get a variable value
def get(self, varname, idx=0, units=None): '''get a variable value''' if not varname in self.mapping.vars: raise fgFDMError('Unknown variable %s' % varname) if idx >= self.mapping.vars[varname].arraylength: raise fgFDMError('index of %s beyond end of array idx=%u arraylen...
set a variable value
def set(self, varname, value, idx=0, units=None): '''set a variable value''' if not varname in self.mapping.vars: raise fgFDMError('Unknown variable %s' % varname) if idx >= self.mapping.vars[varname].arraylength: raise fgFDMError('index of %s beyond end of array idx=%u a...
parse a FD FDM buffer
def parse(self, buf): '''parse a FD FDM buffer''' try: t = struct.unpack(self.pack_string, buf) except struct.error as msg: raise fgFDMError('unable to parse - %s' % msg) self.values = list(t)
pack a FD FDM buffer from current values
def pack(self): '''pack a FD FDM buffer from current values''' for i in range(len(self.values)): if math.isnan(self.values[i]): self.values[i] = 0 return struct.pack(self.pack_string, *self.values)
Translates from Quaternion to Yaw. @param qw,qx,qy,qz: Quaternion values @type qw,qx,qy,qz: float @return Yaw value translated from Quaternion
def quat2Yaw(qw, qx, qy, qz): ''' Translates from Quaternion to Yaw. @param qw,qx,qy,qz: Quaternion values @type qw,qx,qy,qz: float @return Yaw value translated from Quaternion ''' rotateZa0=2.0*(qx*qy + qw*qz) rotateZa1=qw*qw + qx*qx - qy*qy - qz*qz rotateZ=0.0 if(rotateZa0...
Translates from Quaternion to Pitch. @param qw,qx,qy,qz: Quaternion values @type qw,qx,qy,qz: float @return Pitch value translated from Quaternion
def quat2Pitch(qw, qx, qy, qz): ''' Translates from Quaternion to Pitch. @param qw,qx,qy,qz: Quaternion values @type qw,qx,qy,qz: float @return Pitch value translated from Quaternion ''' rotateYa0=-2.0*(qx*qz - qw*qy) rotateY=0.0 if(rotateYa0 >= 1.0): rotateY = pi/2.0 ...
Translates from ROS Odometry to JderobotTypes Pose3d. @param odom: ROS Odometry to translate @type odom: Odometry @return a Pose3d translated from odom
def odometry2Pose3D(odom): ''' Translates from ROS Odometry to JderobotTypes Pose3d. @param odom: ROS Odometry to translate @type odom: Odometry @return a Pose3d translated from odom ''' pose = Pose3d() ori = odom.pose.pose.orientation pose.x = odom.pose.pose.position.x pos...
Callback function to receive and save Pose3d. @param odom: ROS Odometry received @type odom: Odometry
def __callback (self, odom): ''' Callback function to receive and save Pose3d. @param odom: ROS Odometry received @type odom: Odometry ''' pose = odometry2Pose3D(odom) self.lock.acquire() self.data = pose self.lock.release()
Starts (Subscribes) the client.
def start (self): ''' Starts (Subscribes) the client. ''' self.sub = rospy.Subscriber(self.topic, Odometry, self.__callback)
clip an area for display on the map
def clip(self, px, py, w, h, img): '''clip an area for display on the map''' sx = 0 sy = 0 if px < 0: sx = -px w += px px = 0 if py < 0: sy = -py h += py py = 0 if px+w > img.width: w = i...
update object position
def update_position(self, newpos): '''update object position''' if getattr(self, 'trail', None) is not None: self.trail.update_position(newpos) self.latlon = newpos.latlon if hasattr(self, 'rotation'): self.rotation = newpos.rotation
draw a line on the image
def draw_line(self, img, pixmapper, pt1, pt2, colour, linewidth): '''draw a line on the image''' pix1 = pixmapper(pt1) pix2 = pixmapper(pt2) clipped = cv.ClipLine((img.width, img.height), pix1, pix2) if clipped is None: if len(self._pix_points) == 0: s...
draw a polygon on the image
def draw(self, img, pixmapper, bounds): '''draw a polygon on the image''' if self.hidden: return self._pix_points = [] for i in range(len(self.points)-1): if len(self.points[i]) > 2: colour = self.points[i][2] else: colo...
see if the polygon has been clicked on. Consider it clicked if the pixel is within 6 of the point
def clicked(self, px, py): '''see if the polygon has been clicked on. Consider it clicked if the pixel is within 6 of the point ''' if self.hidden: return None for i in range(len(self._pix_points)): if self._pix_points[i] is None: continue ...
draw a line on the image
def draw_line(self, img, pixmapper, pt1, pt2, colour, linewidth): '''draw a line on the image''' pix1 = pixmapper(pt1) pix2 = pixmapper(pt2) clipped = cv.ClipLine((img.width, img.height), pix1, pix2) if clipped is None: return (pix1, pix2) = clipped cv...
draw a polygon on the image
def draw(self, img, pixmapper, bounds): '''draw a polygon on the image''' if self.hidden: return (x,y,w,h) = bounds spacing = 1000 while True: start = mp_util.latlon_round((x,y), spacing) dist = mp_util.gps_distance(x,y,x+w,y+h) cou...
return a cv image for the thumbnail
def img(self): '''return a cv image for the thumbnail''' if self._img is not None: return self._img self._img = cv.CreateImage((self.width, self.height), 8, 3) cv.SetData(self._img, self.imgstr) cv.CvtColor(self._img, self._img, cv.CV_BGR2RGB) if self.border_w...
see if the image has been clicked on
def clicked(self, px, py): '''see if the image has been clicked on''' if self.hidden: return None if (abs(px - self.posx) > self.width/2 or abs(py - self.posy) > self.height/2): return None return math.sqrt((px-self.posx)**2 + (py-self.posy)**2)
update trail
def update_position(self, newpos): '''update trail''' tnow = time.time() if tnow >= self.last_time + self.timestep: self.points.append(newpos.latlon) self.last_time = tnow while len(self.points) > self.count: self.points.pop(0)
draw the trail
def draw(self, img, pixmapper, bounds): '''draw the trail''' for p in self.points: (px,py) = pixmapper(p) if px >= 0 and py >= 0 and px < img.width and py < img.height: cv.Circle(img, (px,py), 1, self.colour)
return a cv image for the icon
def img(self): '''return a cv image for the icon''' SlipThumbnail.img(self) if self.rotation: # rotate the image mat = cv.CreateMat(2, 3, cv.CV_32FC1) cv.GetRotationMatrix2D((self.width/2,self.height/2), -self.rotation, 1.0,...
draw the icon on the image
def draw(self, img, pixmapper, bounds): '''draw the icon on the image''' if self.hidden: return if self.trail is not None: self.trail.draw(img, pixmapper, bounds) icon = self.img() (px,py) = pixmapper(self.latlon) # find top left px -= ...
return a wx image
def img(self): '''return a wx image''' import wx img = wx.EmptyImage(self.width, self.height) img.SetData(self.imgstr) return img
redraw the image
def draw(self, parent, box): '''redraw the image''' import wx from MAVProxy.modules.lib import mp_widgets if self.imgpanel is None: self.imgpanel = mp_widgets.ImagePanel(parent, self.img()) box.Add(self.imgpanel, flag=wx.LEFT, border=0) box.Layout()
update the image
def update(self, newinfo): '''update the image''' self.imgstr = newinfo.imgstr self.width = newinfo.width self.height = newinfo.height if self.imgpanel is not None: self.imgpanel.set_image(self.img())
calculate and set text size, handling multi-line
def _resize(self): '''calculate and set text size, handling multi-line''' lines = self.text.split('\n') xsize, ysize = 0, 0 for line in lines: size = self.textctrl.GetTextExtent(line) xsize = max(xsize, size[0]) ysize = ysize + size[1] xsize = ...
redraw the text
def draw(self, parent, box): '''redraw the text''' import wx if self.textctrl is None: self.textctrl = wx.TextCtrl(parent, style=wx.TE_MULTILINE|wx.TE_READONLY) self.textctrl.WriteText(self.text) self._resize() box.Add(self.textctrl, flag=wx.LEFT, ...
update the image
def update(self, newinfo): '''update the image''' self.text = newinfo.text if self.textctrl is not None: self.textctrl.Clear() self.textctrl.WriteText(self.text) self._resize()
Application entry point
def main(): """ Application entry point """ logging.basicConfig(level=logging.DEBUG) # create the application and the main window app = QtWidgets.QApplication(sys.argv) window = QtWidgets.QMainWindow() # setup ui ui = example_ui.Ui_MainWindow() ui.setupUi(window) ui.bt_delay...
return pixel coordinates in the map image for a (lat,lon)
def pixel_coords(latlon, ground_width=0, mt=None, topleft=None, width=None): '''return pixel coordinates in the map image for a (lat,lon)''' (lat,lon) = (latlon[0], latlon[1]) return mt.coord_to_pixel(topleft[0], topleft[1], width, ground_width, lat, lon)
create path and mission as an image file
def create_imagefile(options, filename, latlon, ground_width, path_objs, mission_obj, fence_obj, width=600, height=600): '''create path and mission as an image file''' mt = mp_tile.MPTile(service=options.service) map_img = mt.area_to_image(latlon[0], latlon[1], width, height,...
display the waypoints
def display_waypoints(wploader, map): '''display the waypoints''' mission_list = wploader.view_list() polygons = wploader.polygon_list() map.add_object(mp_slipmap.SlipClearLayer('Mission')) for i in range(len(polygons)): p = polygons[i] if len(p) > 1: map.add_object(mp_sl...
create a map for a log file
def mavflightview_mav(mlog, options=None, title=None): '''create a map for a log file''' if not title: title='MAVFlightView' wp = mavwp.MAVWPLoader() if options.mission is not None: wp.load(options.mission) fen = mavwp.MAVFenceLoader() if options.fence is not None: fen.lo...
return an image from the images/ directory
def LoadImage(filename): '''return an image from the images/ directory''' app_dir = os.path.dirname(os.path.realpath(__file__)) path = os.path.join(app_dir, 'images', filename) return Tkinter.PhotoImage(file=path)
add a button
def button(self, name, filename, command): '''add a button''' try: img = LoadImage(filename) b = Tkinter.Button(self.frame, image=img, command=command) b.image = img except Exception: b = Tkinter.Button(self.frame, text=filename, command=command) ...
rewind 10%
def rewind(self): '''rewind 10%''' pos = int(self.mlog.f.tell() - 0.1*self.filesize) if pos < 0: pos = 0 self.mlog.f.seek(pos) self.find_message()
show status
def status(self): '''show status''' for m in sorted(self.mlog.messages.keys()): print(str(self.mlog.messages[m]))
find the next valid message
def find_message(self): '''find the next valid message''' while True: self.msg = self.mlog.recv_match(condition=args.condition) if self.msg is not None and self.msg.get_type() != 'BAD_DATA': break if self.mlog.f.tell() > self.filesize - 10: ...
move to a given position in the file
def slew(self, value): '''move to a given position in the file''' if float(value) != self.filepos: pos = float(value) * self.filesize self.mlog.f.seek(int(pos)) self.find_message()
called as each msg is ready
def next_message(self): '''called as each msg is ready''' msg = self.msg if msg is None: self.paused = True if self.paused: self.root.after(100, self.next_message) return try: speed = float(self.playback.get()) except: ...
Redraws the plot
def draw_plot(self): """ Redraws the plot """ import numpy, pylab state = self.state if len(self.data[0]) == 0: print("no data to plot") return vhigh = max(self.data[0]) vlow = min(self.data[0]) for i in range(1,len(self.plot_dat...
evaluation a conditional (boolean) statement
def evaluate_condition(condition, vars): '''evaluation a conditional (boolean) statement''' if condition is None: return True v = evaluate_expression(condition, vars) if v is None: return False return v
set the MAVLink dialect to work with. For example, set_dialect("ardupilotmega")
def set_dialect(dialect): '''set the MAVLink dialect to work with. For example, set_dialect("ardupilotmega") ''' global mavlink, current_dialect from .generator import mavparse if 'MAVLINK20' in os.environ: wire_protocol = mavparse.PROTOCOL_2_0 modname = "pymavlink.dialects.v20."...
set the clone on exec flag on a file descriptor. Ignore exceptions
def set_close_on_exec(fd): '''set the clone on exec flag on a file descriptor. Ignore exceptions''' try: import fcntl flags = fcntl.fcntl(fd, fcntl.F_GETFD) flags |= fcntl.FD_CLOEXEC fcntl.fcntl(fd, fcntl.F_SETFD, flags) except Exception: pass
open a serial, UDP, TCP or file mavlink connection
def mavlink_connection(device, baud=115200, source_system=255, planner_format=None, write=False, append=False, robust_parsing=True, notimestamps=False, input=True, dialect=None, autoreconnect=False, zero_time_base=False, retries...
see if a character is printable
def is_printable(c): '''see if a character is printable''' global have_ascii if have_ascii: return ascii.isprint(c) if isinstance(c, int): ic = c else: ic = ord(c) return ic >= 32 and ic <= 126
try to auto-detect serial ports on win32
def auto_detect_serial_win32(preferred_list=['*']): '''try to auto-detect serial ports on win32''' try: from serial.tools.list_ports_windows import comports list = sorted(comports()) except: return [] ret = [] others = [] for port, description, hwid in list: match...
try to auto-detect serial ports on unix
def auto_detect_serial_unix(preferred_list=['*']): '''try to auto-detect serial ports on unix''' import glob glist = glob.glob('/dev/ttyS*') + glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*') + glob.glob('/dev/serial/by-id/*') ret = [] others = [] # try preferred ones first for d in gli...
try to auto-detect serial port
def auto_detect_serial(preferred_list=['*']): '''try to auto-detect serial port''' # see if if os.name == 'nt': return auto_detect_serial_win32(preferred_list=preferred_list) return auto_detect_serial_unix(preferred_list=preferred_list)
mode string for 0.9 protocol
def mode_string_v09(msg): '''mode string for 0.9 protocol''' mode = msg.mode nav_mode = msg.nav_mode MAV_MODE_UNINIT = 0 MAV_MODE_MANUAL = 2 MAV_MODE_GUIDED = 3 MAV_MODE_AUTO = 4 MAV_MODE_TEST1 = 5 MAV_MODE_TEST2 = 6 MAV_MODE_TEST3 = 7 MAV_NAV_GROUNDED = 0 MAV_NAV_LIFTO...
return dictionary mapping mode names to numbers, or None if unknown
def mode_mapping_byname(mav_type): '''return dictionary mapping mode names to numbers, or None if unknown''' map = None if mav_type in [mavlink.MAV_TYPE_QUADROTOR, mavlink.MAV_TYPE_HELICOPTER, mavlink.MAV_TYPE_HEXAROTOR, mavlink.MAV_TYPE_OCTOROTOR,...
return dictionary mapping mode numbers to name, or None if unknown
def mode_mapping_bynumber(mav_type): '''return dictionary mapping mode numbers to name, or None if unknown''' map = None if mav_type in [mavlink.MAV_TYPE_QUADROTOR, mavlink.MAV_TYPE_HELICOPTER, mavlink.MAV_TYPE_HEXAROTOR, mavlink.MAV_TYPE_OCTOROTOR...
mode string for 1.0 protocol, from heartbeat
def mode_string_v10(msg): '''mode string for 1.0 protocol, from heartbeat''' if msg.autopilot == mavlink.MAV_AUTOPILOT_PX4: return interpret_px4_mode(msg.base_mode, msg.custom_mode) if not msg.base_mode & mavlink.MAV_MODE_FLAG_CUSTOM_MODE_ENABLED: return "Mode(0x%08x)" % msg.base_mode if...
auto-switch mavlink protocol version
def auto_mavlink_version(self, buf): '''auto-switch mavlink protocol version''' global mavlink if len(buf) == 0: return try: magic = ord(buf[0]) except: magic = buf[0] if not magic in [ 85, 254, 253 ]: return self.fi...
wait for up to timeout seconds for more data
def select(self, timeout): '''wait for up to timeout seconds for more data''' if self.fd is None: time.sleep(min(timeout,0.5)) return True try: (rin, win, xin) = select.select([self.fd], [], [], timeout) except select.error: return False ...
default post message call
def post_message(self, msg): '''default post message call''' if '_posted' in msg.__dict__: return msg._posted = True msg._timestamp = time.time() type = msg.get_type() if type != 'HEARTBEAT' or (msg.type != mavlink.MAV_TYPE_GCS and msg.type != mavlink.MAV_TYPE...
packet loss as a percentage
def packet_loss(self): '''packet loss as a percentage''' if self.mav_count == 0: return 0 return (100.0*self.mav_loss)/(self.mav_count+self.mav_loss)
message receive routine
def recv_msg(self): '''message receive routine''' self.pre_message() while True: n = self.mav.bytes_needed() s = self.recv(n) numnew = len(s) if numnew != 0: if self.logfile_raw: self.logfile_raw.write(str(s)) ...
recv the next MAVLink message that matches the given condition type can be a string or a list of strings
def recv_match(self, condition=None, type=None, blocking=False, timeout=None): '''recv the next MAVLink message that matches the given condition type can be a string or a list of strings''' if type is not None and not isinstance(type, list): type = [type] start_time = time.ti...
start logging to the given logfile, with timestamps
def setup_logfile(self, logfile, mode='w'): '''start logging to the given logfile, with timestamps''' self.logfile = open(logfile, mode=mode)
start logging raw bytes to the given logfile, without timestamps
def setup_logfile_raw(self, logfile, mode='w'): '''start logging raw bytes to the given logfile, without timestamps''' self.logfile_raw = open(logfile, mode=mode)
initiate fetch of all parameters
def param_fetch_all(self): '''initiate fetch of all parameters''' if time.time() - getattr(self, 'param_fetch_start', 0) < 2.0: # don't fetch too often return self.param_fetch_start = time.time() self.param_fetch_in_progress = True self.mav.param_request_l...
initiate fetch of one parameter
def param_fetch_one(self, name): '''initiate fetch of one parameter''' try: idx = int(name) self.mav.param_request_read_send(self.target_system, self.target_component, "", idx) except Exception: self.mav.param_request_read_send(self.target_system, self.target_...
return the time since the last message of type mtype was received
def time_since(self, mtype): '''return the time since the last message of type mtype was received''' if not mtype in self.messages: return time.time() - self.start_time return time.time() - self.messages[mtype]._timestamp
wrapper for parameter set
def param_set_send(self, parm_name, parm_value, parm_type=None): '''wrapper for parameter set''' if self.mavlink10(): if parm_type == None: parm_type = mavlink.MAVLINK_TYPE_FLOAT self.mav.param_set_send(self.target_system, self.target_component, ...