diff options
Diffstat (limited to 'src')
37 files changed, 1024 insertions, 942 deletions
diff --git a/src/drivers/frsky_telemetry/frsky_data.c b/src/drivers/frsky_telemetry/frsky_data.c index cfcf91e3f..57a03bc84 100644 --- a/src/drivers/frsky_telemetry/frsky_data.c +++ b/src/drivers/frsky_telemetry/frsky_data.c @@ -225,7 +225,7 @@ void frsky_send_frame2(int uart) float course = 0, lat = 0, lon = 0, speed = 0, alt = 0; char lat_ns = 0, lon_ew = 0; int sec = 0; - if (global_pos.global_valid) { + if (global_pos.timestamp != 0 && hrt_absolute_time() < global_pos.timestamp + 20000) { time_t time_gps = global_pos.time_gps_usec / 1000000; struct tm *tm_gps = gmtime(&time_gps); diff --git a/src/lib/geo/geo.c b/src/lib/geo/geo.c index f72dc607c..9a24ff50e 100644 --- a/src/lib/geo/geo.c +++ b/src/lib/geo/geo.c @@ -1,9 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> + * Copyright (C) 2012, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -42,6 +39,7 @@ * @author Thomas Gubler <thomasgubler@student.ethz.ch> * @author Julian Oes <joes@student.ethz.ch> * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <geo/geo.h> @@ -52,124 +50,58 @@ #include <math.h> #include <stdbool.h> +/* + * Azimuthal Equidistant Projection + * formulas according to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html + */ -/* values for map projection */ -static double phi_1; -static double sin_phi_1; -static double cos_phi_1; -static double lambda_0; -static double scale; - -__EXPORT void map_projection_init(double lat_0, double lon_0) //lat_0, lon_0 are expected to be in correct format: -> 47.1234567 and not 471234567 +__EXPORT void map_projection_init(struct map_projection_reference_s *ref, double lat_0, double lon_0) //lat_0, lon_0 are expected to be in correct format: -> 47.1234567 and not 471234567 { - /* notation and formulas according to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - phi_1 = lat_0 / 180.0 * M_PI; - lambda_0 = lon_0 / 180.0 * M_PI; - - sin_phi_1 = sin(phi_1); - cos_phi_1 = cos(phi_1); - - /* calculate local scale by using the relation of true distance and the distance on plane */ //TODO: this is a quick solution, there are probably easier ways to determine the scale - - /* 1) calculate true distance d on sphere to a point: http://www.movable-type.co.uk/scripts/latlong.html */ - - double lat1 = phi_1; - double lon1 = lambda_0; - - double lat2 = phi_1 + 0.5 / 180 * M_PI; - double lon2 = lambda_0 + 0.5 / 180 * M_PI; - double sin_lat_2 = sin(lat2); - double cos_lat_2 = cos(lat2); - double d = acos(sin(lat1) * sin_lat_2 + cos(lat1) * cos_lat_2 * cos(lon2 - lon1)) * CONSTANTS_RADIUS_OF_EARTH; - - /* 2) calculate distance rho on plane */ - double k_bar = 0; - double c = acos(sin_phi_1 * sin_lat_2 + cos_phi_1 * cos_lat_2 * cos(lon2 - lambda_0)); - - if (0 != c) - k_bar = c / sin(c); - - double x2 = k_bar * (cos_lat_2 * sin(lon2 - lambda_0)); //Projection of point 2 on plane - double y2 = k_bar * ((cos_phi_1 * sin_lat_2 - sin_phi_1 * cos_lat_2 * cos(lon2 - lambda_0))); - double rho = sqrt(pow(x2, 2) + pow(y2, 2)); - - scale = d / rho; + ref->lat = lat_0 / 180.0 * M_PI; + ref->lon = lon_0 / 180.0 * M_PI; + ref->sin_lat = sin(ref->lat); + ref->cos_lat = cos(ref->lat); } -__EXPORT void map_projection_project(double lat, double lon, float *x, float *y) +__EXPORT void map_projection_project(struct map_projection_reference_s *ref, double lat, double lon, float *x, float *y) { - /* notation and formulas accoring to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - double phi = lat / 180.0 * M_PI; - double lambda = lon / 180.0 * M_PI; - - double sin_phi = sin(phi); - double cos_phi = cos(phi); - - double k_bar = 0; - /* using small angle approximation (formula in comment is without aproximation) */ - double c = acos(sin_phi_1 * sin_phi + cos_phi_1 * cos_phi * (1 - pow((lambda - lambda_0), 2) / 2)); //double c = acos( sin_phi_1 * sin_phi + cos_phi_1 * cos_phi * cos(lambda - lambda_0) ); + double lat_rad = lat / 180.0 * M_PI; + double lon_rad = lon / 180.0 * M_PI; - if (0 != c) - k_bar = c / sin(c); + double sin_lat = sin(lat_rad); + double cos_lat = cos(lat_rad); + double cos_d_lon = cos(lon_rad - ref->lon); - /* using small angle approximation (formula in comment is without aproximation) */ - *y = k_bar * (cos_phi * (lambda - lambda_0)) * scale;//*y = k_bar * (cos_phi * sin(lambda - lambda_0)) * scale; - *x = k_bar * ((cos_phi_1 * sin_phi - sin_phi_1 * cos_phi * (1 - pow((lambda - lambda_0), 2) / 2))) * scale; // *x = k_bar * ((cos_phi_1 * sin_phi - sin_phi_1 * cos_phi * cos(lambda - lambda_0))) * scale; + double c = acos(ref->sin_lat * sin_lat + ref->cos_lat * cos_lat * cos_d_lon); + double k = (c == 0.0) ? 1.0 : (c / sin(c)); -// printf("%phi_1=%.10f, lambda_0 =%.10f\n", phi_1, lambda_0); + *x = k * (ref->cos_lat * sin_lat - ref->sin_lat * cos_lat * cos_d_lon) * CONSTANTS_RADIUS_OF_EARTH; + *y = k * cos_lat * sin(lon_rad - ref->lon) * CONSTANTS_RADIUS_OF_EARTH; } -__EXPORT void map_projection_reproject(float x, float y, double *lat, double *lon) +__EXPORT void map_projection_reproject(struct map_projection_reference_s *ref, float x, float y, double *lat, double *lon) { - /* notation and formulas accoring to: http://mathworld.wolfram.com/AzimuthalEquidistantProjection.html */ - - double x_descaled = x / scale; - double y_descaled = y / scale; - - double c = sqrt(pow(x_descaled, 2) + pow(y_descaled, 2)); + float x_rad = x / CONSTANTS_RADIUS_OF_EARTH; + float y_rad = y / CONSTANTS_RADIUS_OF_EARTH; + double c = sqrtf(x_rad * x_rad + y_rad * y_rad); double sin_c = sin(c); double cos_c = cos(c); - double lat_sphere = 0; - - if (c != 0) - lat_sphere = asin(cos_c * sin_phi_1 + (x_descaled * sin_c * cos_phi_1) / c); - else - lat_sphere = asin(cos_c * sin_phi_1); - -// printf("lat_sphere = %.10f\n",lat_sphere); - - double lon_sphere = 0; - - if (phi_1 == M_PI / 2) { - //using small angle approximation (formula in comment is without aproximation) - lon_sphere = (lambda_0 - y_descaled / x_descaled); //lon_sphere = (lambda_0 + atan2(-y_descaled, x_descaled)); + double lat_rad; + double lon_rad; - } else if (phi_1 == -M_PI / 2) { - //using small angle approximation (formula in comment is without aproximation) - lon_sphere = (lambda_0 + y_descaled / x_descaled); //lon_sphere = (lambda_0 + atan2(y_descaled, x_descaled)); + if (c != 0.0) { + lat_rad = asin(cos_c * ref->sin_lat + (x_rad * sin_c * ref->cos_lat) / c); + lon_rad = (ref->lon + atan2(y_rad * sin_c, c * ref->cos_lat * cos_c - x_rad * ref->sin_lat * sin_c)); } else { - - lon_sphere = (lambda_0 + atan2(y_descaled * sin_c , c * cos_phi_1 * cos_c - x_descaled * sin_phi_1 * sin_c)); - //using small angle approximation -// double denominator = (c * cos_phi_1 * cos_c - x_descaled * sin_phi_1 * sin_c); -// if(denominator != 0) -// { -// lon_sphere = (lambda_0 + (y_descaled * sin_c) / denominator); -// } -// else -// { -// ... -// } + lat_rad = ref->lat; + lon_rad = ref->lon; } -// printf("lon_sphere = %.10f\n",lon_sphere); - - *lat = lat_sphere * 180.0 / M_PI; - *lon = lon_sphere * 180.0 / M_PI; - + *lat = lat_rad * 180.0 / M_PI; + *lon = lon_rad * 180.0 / M_PI; } @@ -207,7 +139,7 @@ __EXPORT float get_bearing_to_next_waypoint(double lat_now, double lon_now, doub return theta; } -__EXPORT void get_vector_to_next_waypoint(double lat_now, double lon_now, double lat_next, double lon_next, float* v_n, float* v_e) +__EXPORT void get_vector_to_next_waypoint(double lat_now, double lon_now, double lat_next, double lon_next, float *v_n, float *v_e) { double lat_now_rad = lat_now * M_DEG_TO_RAD; double lon_now_rad = lon_now * M_DEG_TO_RAD; @@ -222,7 +154,7 @@ __EXPORT void get_vector_to_next_waypoint(double lat_now, double lon_now, double *v_e = CONSTANTS_RADIUS_OF_EARTH * sin(d_lon) * cos(lat_next_rad); } -__EXPORT void get_vector_to_next_waypoint_fast(double lat_now, double lon_now, double lat_next, double lon_next, float* v_n, float* v_e) +__EXPORT void get_vector_to_next_waypoint_fast(double lat_now, double lon_now, double lat_next, double lon_next, float *v_n, float *v_e) { double lat_now_rad = lat_now * M_DEG_TO_RAD; double lon_now_rad = lon_now * M_DEG_TO_RAD; @@ -248,7 +180,7 @@ __EXPORT void add_vector_to_global_position(double lat_now, double lon_now, floa // Additional functions - @author Doug Weibel <douglas.weibel@colorado.edu> -__EXPORT int get_distance_to_line(struct crosstrack_error_s * crosstrack_error, double lat_now, double lon_now, double lat_start, double lon_start, double lat_end, double lon_end) +__EXPORT int get_distance_to_line(struct crosstrack_error_s *crosstrack_error, double lat_now, double lon_now, double lat_start, double lon_start, double lat_end, double lon_end) { // This function returns the distance to the nearest point on the track line. Distance is positive if current // position is right of the track and negative if left of the track as seen from a point on the track line @@ -265,7 +197,7 @@ __EXPORT int get_distance_to_line(struct crosstrack_error_s * crosstrack_error, crosstrack_error->bearing = 0.0f; // Return error if arguments are bad - if (lat_now == 0.0d || lon_now == 0.0d || lat_start == 0.0d || lon_start == 0.0d || lat_end == 0.0d || lon_end == 0.0d) return return_value; + if (lat_now == 0.0d || lon_now == 0.0d || lat_start == 0.0d || lon_start == 0.0d || lat_end == 0.0d || lon_end == 0.0d) { return return_value; } bearing_end = get_bearing_to_next_waypoint(lat_now, lon_now, lat_end, lon_end); bearing_track = get_bearing_to_next_waypoint(lat_start, lon_start, lat_end, lon_end); @@ -296,8 +228,8 @@ __EXPORT int get_distance_to_line(struct crosstrack_error_s * crosstrack_error, } -__EXPORT int get_distance_to_arc(struct crosstrack_error_s * crosstrack_error, double lat_now, double lon_now, double lat_center, double lon_center, - float radius, float arc_start_bearing, float arc_sweep) +__EXPORT int get_distance_to_arc(struct crosstrack_error_s *crosstrack_error, double lat_now, double lon_now, double lat_center, double lon_center, + float radius, float arc_start_bearing, float arc_sweep) { // This function returns the distance to the nearest point on the track arc. Distance is positive if current // position is right of the arc and negative if left of the arc as seen from the closest point on the arc and @@ -316,29 +248,29 @@ __EXPORT int get_distance_to_arc(struct crosstrack_error_s * crosstrack_error, d crosstrack_error->bearing = 0.0f; // Return error if arguments are bad - if (lat_now == 0.0d || lon_now == 0.0d || lat_center == 0.0d || lon_center == 0.0d || radius == 0.0d) return return_value; + if (lat_now == 0.0d || lon_now == 0.0d || lat_center == 0.0d || lon_center == 0.0d || radius == 0.0d) { return return_value; } if (arc_sweep >= 0) { bearing_sector_start = arc_start_bearing; bearing_sector_end = arc_start_bearing + arc_sweep; - if (bearing_sector_end > 2.0f * M_PI_F) bearing_sector_end -= M_TWOPI_F; + if (bearing_sector_end > 2.0f * M_PI_F) { bearing_sector_end -= M_TWOPI_F; } } else { bearing_sector_end = arc_start_bearing; bearing_sector_start = arc_start_bearing - arc_sweep; - if (bearing_sector_start < 0.0f) bearing_sector_start += M_TWOPI_F; + if (bearing_sector_start < 0.0f) { bearing_sector_start += M_TWOPI_F; } } in_sector = false; // Case where sector does not span zero - if (bearing_sector_end >= bearing_sector_start && bearing_now >= bearing_sector_start && bearing_now <= bearing_sector_end) in_sector = true; + if (bearing_sector_end >= bearing_sector_start && bearing_now >= bearing_sector_start && bearing_now <= bearing_sector_end) { in_sector = true; } // Case where sector does span zero - if (bearing_sector_end < bearing_sector_start && (bearing_now > bearing_sector_start || bearing_now < bearing_sector_end)) in_sector = true; + if (bearing_sector_end < bearing_sector_start && (bearing_now > bearing_sector_start || bearing_now < bearing_sector_end)) { in_sector = true; } // If in the sector then calculate distance and bearing to closest point if (in_sector) { @@ -394,8 +326,8 @@ __EXPORT int get_distance_to_arc(struct crosstrack_error_s * crosstrack_error, d } __EXPORT float get_distance_to_point_global_wgs84(double lat_now, double lon_now, float alt_now, - double lat_next, double lon_next, float alt_next, - float *dist_xy, float *dist_z) + double lat_next, double lon_next, float alt_next, + float *dist_xy, float *dist_z) { double current_x_rad = lat_next / 180.0 * M_PI; double current_y_rad = lon_next / 180.0 * M_PI; @@ -419,8 +351,8 @@ __EXPORT float get_distance_to_point_global_wgs84(double lat_now, double lon_now __EXPORT float mavlink_wpm_distance_to_point_local(float x_now, float y_now, float z_now, - float x_next, float y_next, float z_next, - float *dist_xy, float *dist_z) + float x_next, float y_next, float z_next, + float *dist_xy, float *dist_z) { float dx = x_now - x_next; float dy = y_now - y_next; @@ -442,15 +374,19 @@ __EXPORT float _wrap_pi(float bearing) int c = 0; while (bearing >= M_PI_F) { bearing -= M_TWOPI_F; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } c = 0; while (bearing < -M_PI_F) { bearing += M_TWOPI_F; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } return bearing; @@ -466,15 +402,19 @@ __EXPORT float _wrap_2pi(float bearing) int c = 0; while (bearing >= M_TWOPI_F) { bearing -= M_TWOPI_F; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } c = 0; while (bearing < 0.0f) { bearing += M_TWOPI_F; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } return bearing; @@ -490,15 +430,19 @@ __EXPORT float _wrap_180(float bearing) int c = 0; while (bearing >= 180.0f) { bearing -= 360.0f; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } c = 0; while (bearing < -180.0f) { bearing += 360.0f; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } return bearing; @@ -514,15 +458,19 @@ __EXPORT float _wrap_360(float bearing) int c = 0; while (bearing >= 360.0f) { bearing -= 360.0f; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } c = 0; while (bearing < 0.0f) { bearing += 360.0f; - if (c++ > 3) + + if (c++ > 3) { return NAN; + } } return bearing; diff --git a/src/lib/geo/geo.h b/src/lib/geo/geo.h index 94afb4df0..0a3f85d97 100644 --- a/src/lib/geo/geo.h +++ b/src/lib/geo/geo.h @@ -1,9 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> + * Copyright (C) 2012, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -42,6 +39,7 @@ * @author Thomas Gubler <thomasgubler@student.ethz.ch> * @author Julian Oes <joes@student.ethz.ch> * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> * Additional functions - @author Doug Weibel <douglas.weibel@colorado.edu> */ @@ -67,6 +65,14 @@ struct crosstrack_error_s { float bearing; // Bearing in radians to closest point on line/arc } ; +/* lat/lon are in radians */ +struct map_projection_reference_s { + double lat; + double lon; + double sin_lat; + double cos_lat; +}; + /** * Initializes the map transformation. * @@ -74,7 +80,7 @@ struct crosstrack_error_s { * @param lat in degrees (47.1234567°, not 471234567°) * @param lon in degrees (8.1234567°, not 81234567°) */ -__EXPORT void map_projection_init(double lat_0, double lon_0); +__EXPORT void map_projection_init(struct map_projection_reference_s *ref, double lat_0, double lon_0); /** * Transforms a point in the geographic coordinate system to the local azimuthal equidistant plane @@ -83,7 +89,7 @@ __EXPORT void map_projection_init(double lat_0, double lon_0); * @param lat in degrees (47.1234567°, not 471234567°) * @param lon in degrees (8.1234567°, not 81234567°) */ -__EXPORT void map_projection_project(double lat, double lon, float *x, float *y); +__EXPORT void map_projection_project(struct map_projection_reference_s *ref, double lat, double lon, float *x, float *y); /** * Transforms a point in the local azimuthal equidistant plane to the geographic coordinate system @@ -93,7 +99,7 @@ __EXPORT void map_projection_project(double lat, double lon, float *x, float *y) * @param lat in degrees (47.1234567°, not 471234567°) * @param lon in degrees (8.1234567°, not 81234567°) */ -__EXPORT void map_projection_reproject(float x, float y, double *lat, double *lon); +__EXPORT void map_projection_reproject(struct map_projection_reference_s *ref, float x, float y, double *lat, double *lon); /** * Returns the distance to the next waypoint in meters. @@ -115,30 +121,30 @@ __EXPORT float get_distance_to_next_waypoint(double lat_now, double lon_now, dou */ __EXPORT float get_bearing_to_next_waypoint(double lat_now, double lon_now, double lat_next, double lon_next); -__EXPORT void get_vector_to_next_waypoint(double lat_now, double lon_now, double lat_next, double lon_next, float* v_n, float* v_e); +__EXPORT void get_vector_to_next_waypoint(double lat_now, double lon_now, double lat_next, double lon_next, float *v_n, float *v_e); -__EXPORT void get_vector_to_next_waypoint_fast(double lat_now, double lon_now, double lat_next, double lon_next, float* v_n, float* v_e); +__EXPORT void get_vector_to_next_waypoint_fast(double lat_now, double lon_now, double lat_next, double lon_next, float *v_n, float *v_e); __EXPORT void add_vector_to_global_position(double lat_now, double lon_now, float v_n, float v_e, double *lat_res, double *lon_res); -__EXPORT int get_distance_to_line(struct crosstrack_error_s * crosstrack_error, double lat_now, double lon_now, double lat_start, double lon_start, double lat_end, double lon_end); +__EXPORT int get_distance_to_line(struct crosstrack_error_s *crosstrack_error, double lat_now, double lon_now, double lat_start, double lon_start, double lat_end, double lon_end); -__EXPORT int get_distance_to_arc(struct crosstrack_error_s * crosstrack_error, double lat_now, double lon_now, double lat_center, double lon_center, - float radius, float arc_start_bearing, float arc_sweep); +__EXPORT int get_distance_to_arc(struct crosstrack_error_s *crosstrack_error, double lat_now, double lon_now, double lat_center, double lon_center, + float radius, float arc_start_bearing, float arc_sweep); /* * Calculate distance in global frame */ __EXPORT float get_distance_to_point_global_wgs84(double lat_now, double lon_now, float alt_now, - double lat_next, double lon_next, float alt_next, - float *dist_xy, float *dist_z); + double lat_next, double lon_next, float alt_next, + float *dist_xy, float *dist_z); /* * Calculate distance in local frame (NED) */ __EXPORT float mavlink_wpm_distance_to_point_local(float x_now, float y_now, float z_now, - float x_next, float y_next, float z_next, - float *dist_xy, float *dist_z); + float x_next, float y_next, float z_next, + float *dist_xy, float *dist_z); __EXPORT float _wrap_180(float bearing); __EXPORT float _wrap_360(float bearing); diff --git a/src/lib/launchdetection/CatapultLaunchMethod.cpp b/src/lib/launchdetection/CatapultLaunchMethod.cpp index 12f80c4a3..c555a0a69 100644 --- a/src/lib/launchdetection/CatapultLaunchMethod.cpp +++ b/src/lib/launchdetection/CatapultLaunchMethod.cpp @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -10,9 +10,9 @@ * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in - * the documentation4 and/or other materials provided with the + * the documentation and/or other materials provided with the * distribution. - * 3. Neither the name ECL nor the names of its contributors may be + * 3. Neither the name PX4 nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * @@ -33,9 +33,10 @@ /** * @file CatapultLaunchMethod.cpp - * Catpult Launch detection + * Catapult Launch detection + * + * @author Thomas Gubler <thomasgubler@gmail.com> * - * Authors and acknowledgements in header. */ #include "CatapultLaunchMethod.h" diff --git a/src/lib/launchdetection/CatapultLaunchMethod.h b/src/lib/launchdetection/CatapultLaunchMethod.h index 55c46ff3f..23757f6f3 100644 --- a/src/lib/launchdetection/CatapultLaunchMethod.h +++ b/src/lib/launchdetection/CatapultLaunchMethod.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -10,9 +10,9 @@ * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in - * the documentation4 and/or other materials provided with the + * the documentation and/or other materials provided with the * distribution. - * 3. Neither the name ECL nor the names of its contributors may be + * 3. Neither the name PX4 nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * diff --git a/src/lib/launchdetection/LaunchDetector.cpp b/src/lib/launchdetection/LaunchDetector.cpp index bf539701b..3bf47bbb0 100644 --- a/src/lib/launchdetection/LaunchDetector.cpp +++ b/src/lib/launchdetection/LaunchDetector.cpp @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -12,7 +12,7 @@ * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. - * 3. Neither the name ECL nor the names of its contributors may be + * 3. Neither the name PX4 nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * @@ -30,12 +30,11 @@ * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ - /** * @file launchDetection.cpp * Auto Detection for different launch methods (e.g. catapult) * - * Authors and acknowledgements in header. + * @author Thomas Gubler <thomasgubler@gmail.com> */ #include "LaunchDetector.h" diff --git a/src/lib/launchdetection/LaunchDetector.h b/src/lib/launchdetection/LaunchDetector.h index 8066ebab3..1a214b66e 100644 --- a/src/lib/launchdetection/LaunchDetector.h +++ b/src/lib/launchdetection/LaunchDetector.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -10,9 +10,9 @@ * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in - * the documentation4 and/or other materials provided with the + * the documentation and/or other materials provided with the * distribution. - * 3. Neither the name ECL nor the names of its contributors may be + * 3. Neither the name PX4 nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * diff --git a/src/lib/launchdetection/LaunchMethod.h b/src/lib/launchdetection/LaunchMethod.h index 01fa7050e..e04467f6a 100644 --- a/src/lib/launchdetection/LaunchMethod.h +++ b/src/lib/launchdetection/LaunchMethod.h @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -10,9 +10,9 @@ * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in - * the documentation4 and/or other materials provided with the + * the documentation and/or other materials provided with the * distribution. - * 3. Neither the name ECL nor the names of its contributors may be + * 3. Neither the name PX4 nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * diff --git a/src/lib/launchdetection/launchdetection_params.c b/src/lib/launchdetection/launchdetection_params.c index 45d7957f1..8df8c696c 100644 --- a/src/lib/launchdetection/launchdetection_params.c +++ b/src/lib/launchdetection/launchdetection_params.c @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier <lm@inf.ethz.ch> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -18,7 +17,7 @@ * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, diff --git a/src/lib/launchdetection/module.mk b/src/lib/launchdetection/module.mk index 13648b74c..de0174e37 100644 --- a/src/lib/launchdetection/module.mk +++ b/src/lib/launchdetection/module.mk @@ -1,6 +1,6 @@ ############################################################################ # -# Copyright (c) 2013 Estimation and Control Library (ECL). All rights reserved. +# Copyright (c) 2012, 2013, 2014 PX4 Development Team. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions diff --git a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp index 10a6cd2c5..c61b6ff3f 100755 --- a/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp +++ b/src/modules/attitude_estimator_ekf/attitude_estimator_ekf_main.cpp @@ -407,7 +407,7 @@ const unsigned int loop_interval_alarm = 6500; // loop interval in microseconds vel(2) = gps.vel_d_m_s; } - } else if (ekf_params.acc_comp == 2 && global_pos.global_valid && hrt_absolute_time() < global_pos.timestamp + 500000) { + } else if (ekf_params.acc_comp == 2 && gps.eph_m < 5.0f && global_pos.timestamp != 0 && hrt_absolute_time() < global_pos.timestamp + 20000) { vel_valid = true; if (global_pos_updated) { vel_t = global_pos.timestamp; diff --git a/src/modules/commander/commander.cpp b/src/modules/commander/commander.cpp index 1a332cb5d..352711734 100644 --- a/src/modules/commander/commander.cpp +++ b/src/modules/commander/commander.cpp @@ -67,6 +67,7 @@ #include <uORB/topics/home_position.h> #include <uORB/topics/vehicle_global_position.h> #include <uORB/topics/vehicle_local_position.h> +#include <uORB/topics/position_setpoint_triplet.h> #include <uORB/topics/vehicle_gps_position.h> #include <uORB/topics/vehicle_command.h> #include <uORB/topics/subsystem_info.h> @@ -112,12 +113,11 @@ extern struct system_load_s system_load; #define MAVLINK_OPEN_INTERVAL 50000 -#define STICK_ON_OFF_LIMIT 0.75f -#define STICK_THRUST_RANGE 1.0f +#define STICK_ON_OFF_LIMIT 0.9f #define STICK_ON_OFF_HYSTERESIS_TIME_MS 1000 #define STICK_ON_OFF_COUNTER_LIMIT (STICK_ON_OFF_HYSTERESIS_TIME_MS*COMMANDER_MONITORING_LOOPSPERMSEC) -#define POSITION_TIMEOUT 1000000 /**< consider the local or global position estimate invalid after 1s */ +#define POSITION_TIMEOUT 30000 /**< consider the local or global position estimate invalid after 30ms */ #define RC_TIMEOUT 500000 #define DIFFPRESS_TIMEOUT 2000000 @@ -153,6 +153,7 @@ static bool on_usb_power = false; static float takeoff_alt = 5.0f; static int parachute_enabled = 0; +static float eph_epv_threshold = 5.0f; static struct vehicle_status_s status; static struct actuator_armed_s armed; @@ -194,7 +195,7 @@ void usage(const char *reason); /** * React to commands that are sent e.g. from the mavlink module. */ -bool handle_command(struct vehicle_status_s *status, struct vehicle_command_s *cmd, struct actuator_armed_s *armed); +bool handle_command(struct vehicle_status_s *status, const struct safety_s *safety, struct vehicle_command_s *cmd, struct actuator_armed_s *armed, struct home_position_s *home, struct vehicle_global_position_s *global_pos, orb_advert_t *home_pub); /** * Mainloop of commander. @@ -207,7 +208,7 @@ void check_valid(hrt_abstime timestamp, hrt_abstime timeout, bool valid_in, bool void check_mode_switches(struct manual_control_setpoint_s *sp_man, struct vehicle_status_s *status); -transition_result_t set_main_state_rc(struct vehicle_status_s *status); +transition_result_t set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoint_s *sp_man); void set_control_mode(); @@ -378,7 +379,7 @@ transition_result_t arm_disarm(bool arm, const int mavlink_fd, const char* armed return arming_res; } -bool handle_command(struct vehicle_status_s *status, const struct safety_s *safety, struct vehicle_command_s *cmd, struct actuator_armed_s *armed) +bool handle_command(struct vehicle_status_s *status, const struct safety_s *safety, struct vehicle_command_s *cmd, struct actuator_armed_s *armed, struct home_position_s *home, struct vehicle_global_position_s *global_pos, orb_advert_t *home_pub) { /* result of the command */ enum VEHICLE_CMD_RESULT result = VEHICLE_CMD_RESULT_UNSUPPORTED; @@ -536,6 +537,51 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe } break; + case VEHICLE_CMD_DO_SET_HOME: { + bool use_current = cmd->param1 > 0.5f; + if (use_current) { + /* use current position */ + if (status->condition_global_position_valid) { + home->lat = global_pos->lat; + home->lon = global_pos->lon; + home->alt = global_pos->alt; + + home->timestamp = hrt_absolute_time(); + + result = VEHICLE_CMD_RESULT_ACCEPTED; + + } else { + result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + } + + } else { + /* use specified position */ + home->lat = cmd->param5; + home->lon = cmd->param6; + home->alt = cmd->param7; + + home->timestamp = hrt_absolute_time(); + + result = VEHICLE_CMD_RESULT_ACCEPTED; + } + + if (result == VEHICLE_CMD_RESULT_ACCEPTED) { + warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home->lat, home->lon, (double)home->alt); + mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home->lat, home->lon, (double)home->alt); + + /* announce new home position */ + if (*home_pub > 0) { + orb_publish(ORB_ID(home_position), *home_pub, home); + + } else { + *home_pub = orb_advertise(ORB_ID(home_position), home); + } + + /* mark home position as set */ + status->condition_home_position_valid = true; + } + } + break; case VEHICLE_CMD_PREFLIGHT_REBOOT_SHUTDOWN: case VEHICLE_CMD_PREFLIGHT_CALIBRATION: case VEHICLE_CMD_PREFLIGHT_SET_SENSOR_OFFSETS: @@ -568,6 +614,7 @@ int commander_thread_main(int argc, char *argv[]) commander_initialized = false; bool arm_tune_played = false; + bool was_armed = false; /* set parameters */ param_t _param_sys_type = param_find("MAV_TYPE"); @@ -771,6 +818,11 @@ int commander_thread_main(int argc, char *argv[]) struct subsystem_info_s info; memset(&info, 0, sizeof(info)); + /* Subscribe to position setpoint triplet */ + int pos_sp_triplet_sub = orb_subscribe(ORB_ID(position_setpoint_triplet)); + struct position_setpoint_triplet_s pos_sp_triplet; + memset(&pos_sp_triplet, 0, sizeof(pos_sp_triplet)); + control_status_leds(&status, &armed, true); /* now initialized */ @@ -876,7 +928,45 @@ int commander_thread_main(int argc, char *argv[]) } /* update condition_global_position_valid */ - check_valid(global_position.timestamp, POSITION_TIMEOUT, global_position.global_valid, &(status.condition_global_position_valid), &status_changed); + /* hysteresis for EPH/EPV */ + bool eph_epv_good; + if (status.condition_global_position_valid) { + if (global_position.eph > eph_epv_threshold * 2.0f || global_position.epv > eph_epv_threshold * 2.0f) { + eph_epv_good = false; + } + + } else { + if (global_position.eph < eph_epv_threshold && global_position.epv < eph_epv_threshold) { + eph_epv_good = true; + } + } + check_valid(global_position.timestamp, POSITION_TIMEOUT, eph_epv_good, &(status.condition_global_position_valid), &status_changed); + + /* check if GPS fix is ok */ + + /* update home position */ + if (!status.condition_home_position_valid && status.condition_global_position_valid && !armed.armed && + (global_position.eph < eph_epv_threshold) && (global_position.epv < eph_epv_threshold)) { + + home.lat = global_position.lat; + home.lon = global_position.lon; + home.alt = global_position.alt; + + warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home.lat, home.lon, (double)home.alt); + mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home.lat, home.lon, (double)home.alt); + + /* announce new home position */ + if (home_pub > 0) { + orb_publish(ORB_ID(home_position), home_pub, &home); + + } else { + home_pub = orb_advertise(ORB_ID(home_position), &home); + } + + /* mark home position as set */ + status.condition_home_position_valid = true; + tune_positive(true); + } /* update local position estimate */ orb_check(local_position_sub, &updated); @@ -887,7 +977,7 @@ int commander_thread_main(int argc, char *argv[]) } /* update condition_local_position_valid and condition_local_altitude_valid */ - check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.xy_valid, &(status.condition_local_position_valid), &status_changed); + check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.xy_valid && eph_epv_good, &(status.condition_local_position_valid), &status_changed); check_valid(local_position.timestamp, POSITION_TIMEOUT, local_position.z_valid, &(status.condition_local_altitude_valid), &status_changed); static bool published_condition_landed_fw = false; @@ -962,6 +1052,13 @@ int commander_thread_main(int argc, char *argv[]) status_changed = true; } + /* update position setpoint triplet */ + orb_check(pos_sp_triplet_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(position_setpoint_triplet), pos_sp_triplet_sub, &pos_sp_triplet); + } + if (counter % (1000000 / COMMANDER_MONITORING_INTERVAL) == 0) { /* compute system load */ uint64_t interval_runtime = system_load.tasks[0].total_runtime - last_idle_time; @@ -1024,44 +1121,6 @@ int commander_thread_main(int argc, char *argv[]) if (updated) { orb_copy(ORB_ID(vehicle_gps_position), gps_sub, &gps_position); - /* check if GPS fix is ok */ - float hdop_threshold_m = 4.0f; - float vdop_threshold_m = 8.0f; - - /* - * If horizontal dilution of precision (hdop / eph) - * and vertical diluation of precision (vdop / epv) - * are below a certain threshold (e.g. 4 m), AND - * home position is not yet set AND the last GPS - * GPS measurement is not older than two seconds AND - * the system is currently not armed, set home - * position to the current position. - */ - - if (!status.condition_home_position_valid && gps_position.fix_type >= 3 && - (gps_position.eph_m < hdop_threshold_m) && (gps_position.epv_m < vdop_threshold_m) && - (hrt_absolute_time() < gps_position.timestamp_position + POSITION_TIMEOUT) && !armed.armed) { - - /* copy position data to uORB home message, store it locally as well */ - home.lat = gps_position.lat / (double)1e7; - home.lon = gps_position.lon / (double)1e7; - home.alt = gps_position.alt / (float)1e3; - - warnx("home: lat = %.7f, lon = %.7f, alt = %.4f ", home.lat, home.lon, (double)home.alt); - mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.4f", home.lat, home.lon, (double)home.alt); - - /* announce new home position */ - if (home_pub > 0) { - orb_publish(ORB_ID(home_position), home_pub, &home); - - } else { - home_pub = orb_advertise(ORB_ID(home_position), &home); - } - - /* mark home position as set */ - status.condition_home_position_valid = true; - tune_positive(true); - } } /* start RC input check */ @@ -1091,7 +1150,7 @@ int commander_thread_main(int argc, char *argv[]) if (status.is_rotary_wing && (status.arming_state == ARMING_STATE_ARMED || status.arming_state == ARMING_STATE_ARMED_ERROR) && (status.main_state == MAIN_STATE_MANUAL || status.condition_landed) && - sp_man.yaw < -STICK_ON_OFF_LIMIT && sp_man.throttle < STICK_THRUST_RANGE * 0.1f) { + sp_man.yaw < -STICK_ON_OFF_LIMIT && sp_man.throttle < 0.1f) { if (stick_off_counter > STICK_ON_OFF_COUNTER_LIMIT) { /* disarm to STANDBY if ARMED or to STANDBY_ERROR if ARMED_ERROR */ @@ -1109,7 +1168,7 @@ int commander_thread_main(int argc, char *argv[]) /* check if left stick is in lower right position and we're in MANUAL mode -> arm */ if (status.arming_state == ARMING_STATE_STANDBY && - sp_man.yaw > STICK_ON_OFF_LIMIT && sp_man.throttle < STICK_THRUST_RANGE * 0.1f) { + sp_man.yaw > STICK_ON_OFF_LIMIT && sp_man.throttle < 0.1f) { if (stick_on_counter > STICK_ON_OFF_COUNTER_LIMIT) { if (safety.safety_switch_available && !safety.safety_off && status.hil_state == HIL_STATE_OFF) { print_reject_arm("NOT ARMING: Press safety switch first."); @@ -1149,11 +1208,8 @@ int commander_thread_main(int argc, char *argv[]) transition_result_t res = failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); } - /* fill status according to mode switches */ - check_mode_switches(&sp_man, &status); - /* evaluate the main state machine according to mode switches */ - res = set_main_state_rc(&status); + res = set_main_state_rc(&status, &sp_man); /* play tune on mode change only if armed, blink LED always */ if (res == TRANSITION_CHANGED) { @@ -1164,6 +1220,33 @@ int commander_thread_main(int argc, char *argv[]) mavlink_log_critical(mavlink_fd, "ERROR: main state transition denied"); } + /* set navigation state */ + /* RETURN switch, overrides MISSION switch */ + if (sp_man.return_switch == SWITCH_POS_ON) { + /* switch to RTL if not already landed after RTL and home position set */ + status.set_nav_state = NAV_STATE_RTL; + status.set_nav_state_timestamp = hrt_absolute_time(); + + } else { + /* MISSION switch */ + if (sp_man.loiter_switch == SWITCH_POS_ON) { + /* stick is in LOITER position */ + status.set_nav_state = NAV_STATE_LOITER; + status.set_nav_state_timestamp = hrt_absolute_time(); + + } else if (sp_man.loiter_switch != SWITCH_POS_NONE) { + /* stick is in MISSION position */ + status.set_nav_state = NAV_STATE_MISSION; + status.set_nav_state_timestamp = hrt_absolute_time(); + + } else if ((sp_man.return_switch == SWITCH_POS_OFF || sp_man.return_switch == SWITCH_POS_MIDDLE) && + pos_sp_triplet.nav_state == NAV_STATE_RTL) { + /* RETURN switch is in normal mode, no MISSION switch mapped, interrupt if in RTL state */ + status.set_nav_state = NAV_STATE_MISSION; + status.set_nav_state_timestamp = hrt_absolute_time(); + } + } + } else { if (!status.rc_signal_lost) { mavlink_log_critical(mavlink_fd, "#audio: CRITICAL: RC SIGNAL LOST"); @@ -1188,10 +1271,15 @@ int commander_thread_main(int argc, char *argv[]) } else { /* failsafe for manual modes */ - transition_result_t res = failsafe_state_transition(&status, FAILSAFE_STATE_RTL); + transition_result_t res = TRANSITION_DENIED; + + if (!status.condition_landed) { + /* vehicle is not landed, try to perform RTL */ + res = failsafe_state_transition(&status, FAILSAFE_STATE_RTL); + } if (res == TRANSITION_DENIED) { - /* RTL not allowed (no global position estimate), try LAND */ + /* RTL not allowed (no global position estimate) or not wanted, try LAND */ res = failsafe_state_transition(&status, FAILSAFE_STATE_LAND); if (res == TRANSITION_DENIED) { @@ -1211,7 +1299,7 @@ int commander_thread_main(int argc, char *argv[]) // TODO remove this hack /* flight termination in manual mode if assisted switch is on easy position */ - if (!status.is_rotary_wing && parachute_enabled && armed.armed && status.main_state == MAIN_STATE_MANUAL && sp_man.assisted_switch > STICK_ON_OFF_LIMIT) { + if (!status.is_rotary_wing && parachute_enabled && armed.armed && status.main_state == MAIN_STATE_MANUAL && sp_man.assisted_switch == SWITCH_POS_ON) { if (TRANSITION_CHANGED == failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION)) { tune_positive(armed.armed); } @@ -1225,7 +1313,7 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(vehicle_command), cmd_sub, &cmd); /* handle it */ - if (handle_command(&status, &safety, &cmd, &armed)) + if (handle_command(&status, &safety, &cmd, &armed, &home, &global_position, &home_pub)) status_changed = true; } @@ -1240,7 +1328,32 @@ int commander_thread_main(int argc, char *argv[]) if (arming_state_changed) { status_changed = true; mavlink_log_info(mavlink_fd, "[cmd] arming state: %s", arming_states_str[status.arming_state]); + + /* update home position on arming if at least 2s from commander start spent to avoid setting home on in-air restart */ + if (armed.armed && !was_armed && hrt_absolute_time() > start_time + 2000000 && status.condition_global_position_valid && + (global_position.eph < eph_epv_threshold) && (global_position.epv < eph_epv_threshold)) { + + // TODO remove code duplication + home.lat = global_position.lat; + home.lon = global_position.lon; + home.alt = global_position.alt; + + warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home.lat, home.lon, (double)home.alt); + mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home.lat, home.lon, (double)home.alt); + + /* announce new home position */ + if (home_pub > 0) { + orb_publish(ORB_ID(home_position), home_pub, &home); + + } else { + home_pub = orb_advertise(ORB_ID(home_position), &home); + } + + /* mark home position as set */ + status.condition_home_position_valid = true; + } } + was_armed = armed.armed; if (main_state_changed) { status_changed = true; @@ -1426,76 +1539,29 @@ control_status_leds(vehicle_status_s *status, const actuator_armed_s *actuator_a leds_counter++; } -void -check_mode_switches(struct manual_control_setpoint_s *sp_man, struct vehicle_status_s *status) -{ - /* main mode switch */ - if (!isfinite(sp_man->mode_switch)) { - /* default to manual if signal is invalid */ - status->mode_switch = MODE_SWITCH_MANUAL; - - } else if (sp_man->mode_switch > STICK_ON_OFF_LIMIT) { - status->mode_switch = MODE_SWITCH_AUTO; - - } else if (sp_man->mode_switch < -STICK_ON_OFF_LIMIT) { - status->mode_switch = MODE_SWITCH_MANUAL; - - } else { - status->mode_switch = MODE_SWITCH_ASSISTED; - } - - /* return switch */ - if (!isfinite(sp_man->return_switch)) { - status->return_switch = RETURN_SWITCH_NONE; - - } else if (sp_man->return_switch > STICK_ON_OFF_LIMIT) { - status->return_switch = RETURN_SWITCH_RETURN; - - } else { - status->return_switch = RETURN_SWITCH_NORMAL; - } - - /* assisted switch */ - if (!isfinite(sp_man->assisted_switch)) { - status->assisted_switch = ASSISTED_SWITCH_SEATBELT; - - } else if (sp_man->assisted_switch > STICK_ON_OFF_LIMIT) { - status->assisted_switch = ASSISTED_SWITCH_EASY; - - } else { - status->assisted_switch = ASSISTED_SWITCH_SEATBELT; - } - - /* mission switch */ - if (!isfinite(sp_man->mission_switch)) { - status->mission_switch = MISSION_SWITCH_NONE; - - } else if (sp_man->mission_switch > STICK_ON_OFF_LIMIT) { - status->mission_switch = MISSION_SWITCH_LOITER; - - } else { - status->mission_switch = MISSION_SWITCH_MISSION; - } -} - transition_result_t -set_main_state_rc(struct vehicle_status_s *status) +set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoint_s *sp_man) { /* set main state according to RC switches */ transition_result_t res = TRANSITION_DENIED; - switch (status->mode_switch) { - case MODE_SWITCH_MANUAL: + switch (sp_man->mode_switch) { + case SWITCH_POS_NONE: + res = TRANSITION_NOT_CHANGED; + break; + + case SWITCH_POS_OFF: // MANUAL res = main_state_transition(status, MAIN_STATE_MANUAL); // TRANSITION_DENIED is not possible here break; - case MODE_SWITCH_ASSISTED: - if (status->assisted_switch == ASSISTED_SWITCH_EASY) { + case SWITCH_POS_MIDDLE: // ASSISTED + if (sp_man->assisted_switch == SWITCH_POS_ON) { res = main_state_transition(status, MAIN_STATE_EASY); - if (res != TRANSITION_DENIED) + if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state + } // else fallback to SEATBELT print_reject_mode(status, "EASY"); @@ -1503,29 +1569,33 @@ set_main_state_rc(struct vehicle_status_s *status) res = main_state_transition(status, MAIN_STATE_SEATBELT); - if (res != TRANSITION_DENIED) + if (res != TRANSITION_DENIED) { break; // changed successfully or already in this mode + } - if (status->assisted_switch != ASSISTED_SWITCH_EASY) // don't print both messages + if (sp_man->assisted_switch != SWITCH_POS_ON) { print_reject_mode(status, "SEATBELT"); + } // else fallback to MANUAL res = main_state_transition(status, MAIN_STATE_MANUAL); // TRANSITION_DENIED is not possible here break; - case MODE_SWITCH_AUTO: + case SWITCH_POS_ON: // AUTO res = main_state_transition(status, MAIN_STATE_AUTO); - if (res != TRANSITION_DENIED) + if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state + } // else fallback to SEATBELT (EASY likely will not work too) print_reject_mode(status, "AUTO"); res = main_state_transition(status, MAIN_STATE_SEATBELT); - if (res != TRANSITION_DENIED) + if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state + } // else fallback to MANUAL res = main_state_transition(status, MAIN_STATE_MANUAL); @@ -1629,8 +1699,11 @@ set_control_mode() control_mode.flag_control_auto_enabled = true; control_mode.flag_control_rates_enabled = true; control_mode.flag_control_attitude_enabled = true; - control_mode.flag_control_position_enabled = true; - control_mode.flag_control_velocity_enabled = true; + + /* in failsafe LAND mode position may be not available */ + control_mode.flag_control_position_enabled = status.condition_local_position_valid; + control_mode.flag_control_velocity_enabled = status.condition_local_position_valid; + control_mode.flag_control_altitude_enabled = true; control_mode.flag_control_climb_rate_enabled = true; } diff --git a/src/modules/ekf_att_pos_estimator/fw_att_pos_estimator_main.cpp b/src/modules/ekf_att_pos_estimator/fw_att_pos_estimator_main.cpp index 19111a9b4..8031a311e 100644 --- a/src/modules/ekf_att_pos_estimator/fw_att_pos_estimator_main.cpp +++ b/src/modules/ekf_att_pos_estimator/fw_att_pos_estimator_main.cpp @@ -179,6 +179,8 @@ private: struct sensor_combined_s _sensor_combined; #endif + struct map_projection_reference_s _pos_ref; + float _baro_ref; /**< barometer reference altitude */ float _baro_gps_offset; /**< offset between GPS and baro */ @@ -913,27 +915,26 @@ FixedwingEstimator::task_main() if (hrt_elapsed_time(&_gps_start_time) > 50000) { - bool home_set; - orb_check(_home_sub, &home_set); + // bool home_set; + // orb_check(_home_sub, &home_set); + // struct home_position_s home; + // orb_copy(ORB_ID(home_position), _home_sub, &home); - if (home_set && !_gps_initialized && _gps.fix_type > 2) { + if (!_gps_initialized && _gps.fix_type > 2) { _ekf->velNED[0] = _gps.vel_n_m_s; _ekf->velNED[1] = _gps.vel_e_m_s; _ekf->velNED[2] = _gps.vel_d_m_s; - struct home_position_s home; - - orb_copy(ORB_ID(home_position), _home_sub, &home); - - double lat = home.lat; - double lon = home.lon; - float alt = home.alt; + // GPS is in scaled integers, convert + double lat = _gps.lat / 1.0e7; + double lon = _gps.lon / 1.0e7; + float alt = _gps.alt / 1e3f; _ekf->InitialiseFilter(_ekf->velNED, math::radians(lat), math::radians(lon) - M_PI, alt); // Initialize projection - _local_pos.ref_lat = home.lat * 1e7; - _local_pos.ref_lon = home.lon * 1e7; + _local_pos.ref_lat = _gps.lat; + _local_pos.ref_lon = _gps.alt; _local_pos.ref_alt = alt; _local_pos.ref_timestamp = _gps.timestamp_position; @@ -943,8 +944,7 @@ FixedwingEstimator::task_main() _ekf->baroHgt = _baro.altitude - _baro_ref; _baro_gps_offset = _baro_ref - _local_pos.ref_alt; - // XXX this is not multithreading safe - map_projection_init(lat, lon); + map_projection_init(&_pos_ref, lat, lon); mavlink_log_info(_mavlink_fd, "[ekf] ref: LA %.4f,LO %.4f,ALT %.2f", lat, lon, (double)alt); warnx("[ekf] HOME/REF: LA %8.4f,LO %8.4f,ALT %8.2f V: %8.4f %8.4f %8.4f", lat, lon, (double)alt, (double)_ekf->velNED[0], (double)_ekf->velNED[1], (double)_ekf->velNED[2]); @@ -1167,18 +1167,14 @@ FixedwingEstimator::task_main() _global_pos.timestamp = _local_pos.timestamp; - _global_pos.baro_valid = true; - _global_pos.global_valid = true; - if (_local_pos.xy_global) { double est_lat, est_lon; - map_projection_reproject(_local_pos.x, _local_pos.y, &est_lat, &est_lon); + map_projection_reproject(&_pos_ref, _local_pos.x, _local_pos.y, &est_lat, &est_lon); _global_pos.lat = est_lat; _global_pos.lon = est_lon; _global_pos.time_gps_usec = _gps.time_gps_usec; } - /* set valid values even if position is not valid */ if (_local_pos.v_xy_valid) { _global_pos.vel_n = _local_pos.vx; _global_pos.vel_e = _local_pos.vy; @@ -1190,16 +1186,15 @@ FixedwingEstimator::task_main() /* local pos alt is negative, change sign and add alt offset */ _global_pos.alt = _local_pos.ref_alt + (-_local_pos.z); - if (_local_pos.z_valid) { - _global_pos.baro_alt = _local_pos.ref_alt - _baro_gps_offset - _local_pos.z; - } - if (_local_pos.v_z_valid) { _global_pos.vel_d = _local_pos.vz; } _global_pos.yaw = _local_pos.yaw; + _global_pos.eph = _gps.eph_m; + _global_pos.epv = _gps.epv_m; + _global_pos.timestamp = _local_pos.timestamp; /* lazily publish the global position only once available */ diff --git a/src/modules/fw_att_control/fw_att_control_main.cpp b/src/modules/fw_att_control/fw_att_control_main.cpp index 5ded7aa76..81bef0db3 100644 --- a/src/modules/fw_att_control/fw_att_control_main.cpp +++ b/src/modules/fw_att_control/fw_att_control_main.cpp @@ -173,6 +173,8 @@ private: float pitchsp_offset_deg; /**< Pitch Setpoint Offset in deg */ float rollsp_offset_rad; /**< Roll Setpoint Offset in rad */ float pitchsp_offset_rad; /**< Pitch Setpoint Offset in rad */ + float man_roll_max; /**< Max Roll in rad */ + float man_pitch_max; /**< Max Pitch in rad */ } _parameters; /**< local copies of interesting parameters */ @@ -211,6 +213,8 @@ private: param_t trim_yaw; param_t rollsp_offset_deg; param_t pitchsp_offset_deg; + param_t man_roll_max; + param_t man_pitch_max; } _parameter_handles; /**< handles for interesting parameters */ @@ -354,6 +358,9 @@ FixedwingAttitudeControl::FixedwingAttitudeControl() : _parameter_handles.rollsp_offset_deg = param_find("FW_RSP_OFF"); _parameter_handles.pitchsp_offset_deg = param_find("FW_PSP_OFF"); + _parameter_handles.man_roll_max = param_find("FW_MAN_R_MAX"); + _parameter_handles.man_pitch_max = param_find("FW_MAN_P_MAX"); + /* fetch initial parameter values */ parameters_update(); } @@ -421,6 +428,10 @@ FixedwingAttitudeControl::parameters_update() param_get(_parameter_handles.pitchsp_offset_deg, &(_parameters.pitchsp_offset_deg)); _parameters.rollsp_offset_rad = math::radians(_parameters.rollsp_offset_deg); _parameters.pitchsp_offset_rad = math::radians(_parameters.pitchsp_offset_deg); + param_get(_parameter_handles.man_roll_max, &(_parameters.man_roll_max)); + param_get(_parameter_handles.man_pitch_max, &(_parameters.man_pitch_max)); + _parameters.man_roll_max = math::radians(_parameters.man_roll_max); + _parameters.man_pitch_max = math::radians(_parameters.man_pitch_max); /* pitch control parameters */ @@ -706,8 +717,8 @@ FixedwingAttitudeControl::task_main() * the intended attitude setpoint. Later, after the rate control step the * trim is added again to the control signal. */ - roll_sp = (_manual.roll - _parameters.trim_roll) * 0.75f + _parameters.rollsp_offset_rad; - pitch_sp = (_manual.pitch - _parameters.trim_pitch) * 0.75f + _parameters.pitchsp_offset_rad; + roll_sp = (_manual.roll * _parameters.man_roll_max - _parameters.trim_roll) + _parameters.rollsp_offset_rad; + pitch_sp = (-_manual.pitch * _parameters.man_pitch_max - _parameters.trim_pitch) + _parameters.pitchsp_offset_rad; throttle_sp = _manual.throttle; _actuators.control[4] = _manual.flaps; @@ -815,7 +826,7 @@ FixedwingAttitudeControl::task_main() } else { /* manual/direct control */ _actuators.control[0] = _manual.roll; - _actuators.control[1] = _manual.pitch; + _actuators.control[1] = -_manual.pitch; _actuators.control[2] = _manual.yaw; _actuators.control[3] = _manual.throttle; _actuators.control[4] = _manual.flaps; diff --git a/src/modules/fw_att_control/fw_att_control_params.c b/src/modules/fw_att_control/fw_att_control_params.c index c80a44f2a..aa637e207 100644 --- a/src/modules/fw_att_control/fw_att_control_params.c +++ b/src/modules/fw_att_control/fw_att_control_params.c @@ -186,3 +186,13 @@ PARAM_DEFINE_FLOAT(FW_RSP_OFF, 0.0f); // @Description An airframe specific offset of the pitch setpoint in degrees, the value is added to the pitch setpoint and should correspond to the typical cruise speed of the airframe // @Range -90.0 to 90.0 PARAM_DEFINE_FLOAT(FW_PSP_OFF, 0.0f); + +// @DisplayName Max Manual Roll +// @Description Max roll for manual control in attitude stabilized mode +// @Range 0.0 to 90.0 +PARAM_DEFINE_FLOAT(FW_MAN_R_MAX, 45.0f); + +// @DisplayName Max Manual Pitch +// @Description Max pitch for manual control in attitude stabilized mode +// @Range 0.0 to 90.0 +PARAM_DEFINE_FLOAT(FW_MAN_P_MAX, 45.0f); diff --git a/src/modules/mavlink/mavlink.c b/src/modules/mavlink/mavlink.c index ad435b251..e49288a74 100644 --- a/src/modules/mavlink/mavlink.c +++ b/src/modules/mavlink/mavlink.c @@ -62,6 +62,12 @@ PARAM_DEFINE_INT32(MAV_COMP_ID, 50); * @group MAVLink */ PARAM_DEFINE_INT32(MAV_TYPE, MAV_TYPE_FIXED_WING); +/** + * Use/Accept HIL GPS message (even if not in HIL mode) + * If set to 1 incomming HIL GPS messages are parsed. + * @group MAVLink + */ +PARAM_DEFINE_INT32(MAV_USEHILGPS, 0); mavlink_system_t mavlink_system = { 100, diff --git a/src/modules/mavlink/mavlink_main.cpp b/src/modules/mavlink/mavlink_main.cpp index a483691a3..d66d36744 100644 --- a/src/modules/mavlink/mavlink_main.cpp +++ b/src/modules/mavlink/mavlink_main.cpp @@ -217,6 +217,7 @@ Mavlink::Mavlink() : _mavlink_fd(-1), _task_running(false), _hil_enabled(false), + _use_hil_gps(false), _is_usb_uart(false), _wait_to_transmit(false), _received_messages(false), @@ -496,11 +497,13 @@ void Mavlink::mavlink_update_system(void) static param_t param_system_id; static param_t param_component_id; static param_t param_system_type; + static param_t param_use_hil_gps; if (!initialized) { param_system_id = param_find("MAV_SYS_ID"); param_component_id = param_find("MAV_COMP_ID"); param_system_type = param_find("MAV_TYPE"); + param_use_hil_gps = param_find("MAV_USEHILGPS"); initialized = true; } @@ -525,6 +528,11 @@ void Mavlink::mavlink_update_system(void) if (system_type >= 0 && system_type < MAV_TYPE_ENUM_END) { mavlink_system.type = system_type; } + + int32_t use_hil_gps; + param_get(param_use_hil_gps, &use_hil_gps); + + _use_hil_gps = (bool)use_hil_gps; } int Mavlink::mavlink_open_uart(int baud, const char *uart_name, struct termios *uart_config_original, bool *is_usb) diff --git a/src/modules/mavlink/mavlink_main.h b/src/modules/mavlink/mavlink_main.h index 66d82b471..1bf51fd31 100644 --- a/src/modules/mavlink/mavlink_main.h +++ b/src/modules/mavlink/mavlink_main.h @@ -157,6 +157,8 @@ public: bool get_hil_enabled() { return _hil_enabled; } + bool get_use_hil_gps() { return _use_hil_gps; } + bool get_flow_control_enabled() { return _flow_control_enabled; } bool get_forwarding_on() { return _forwarding_on; } @@ -223,6 +225,7 @@ private: /* states */ bool _hil_enabled; /**< Hardware In the Loop mode */ + bool _use_hil_gps; /**< Accept GPS HIL messages (for example from an external motion capturing system to fake indoor gps) */ bool _is_usb_uart; /**< Port is USB */ bool _wait_to_transmit; /**< Wait to transmit until received messages. */ bool _received_messages; /**< Whether we've received valid mavlink messages. */ diff --git a/src/modules/mavlink/mavlink_receiver.cpp b/src/modules/mavlink/mavlink_receiver.cpp index b4fe65fd2..33a4fef12 100644 --- a/src/modules/mavlink/mavlink_receiver.cpp +++ b/src/modules/mavlink/mavlink_receiver.cpp @@ -88,8 +88,6 @@ static const float mg2ms2 = CONSTANTS_ONE_G / 1000.0f; MavlinkReceiver::MavlinkReceiver(Mavlink *parent) : _mavlink(parent), - _manual_sub(-1), - _global_pos_pub(-1), _local_pos_pub(-1), _attitude_pub(-1), @@ -162,6 +160,9 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) * The HIL mode is enabled by the HIL bit flag * in the system mode. Either send a set mode * COMMAND_LONG message or a SET_MODE message + * + * Accept HIL GPS messages if use_hil_gps flag is true. + * This allows to provide fake gps measurements to the system. */ if (_mavlink->get_hil_enabled()) { switch (msg->msgid) { @@ -169,10 +170,6 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) handle_message_hil_sensor(msg); break; - case MAVLINK_MSG_ID_HIL_GPS: - handle_message_hil_gps(msg); - break; - case MAVLINK_MSG_ID_HIL_STATE_QUATERNION: handle_message_hil_state_quaternion(msg); break; @@ -182,7 +179,20 @@ MavlinkReceiver::handle_message(mavlink_message_t *msg) } } - /* If we've received a valid message, mark the flag indicating so. + + if (_mavlink->get_hil_enabled() || (_mavlink->get_use_hil_gps() && msg->sysid == mavlink_system.sysid)) { + switch (msg->msgid) { + case MAVLINK_MSG_ID_HIL_GPS: + handle_message_hil_gps(msg); + break; + + default: + break; + } + + } + + /* If we've received a valid message, mark the flag indicating so. This is used in the '-w' command-line flag. */ _mavlink->set_has_received_messages(true); } @@ -247,6 +257,7 @@ MavlinkReceiver::handle_message_optical_flow(mavlink_message_t *msg) memset(&f, 0, sizeof(f)); f.timestamp = hrt_absolute_time(); + f.flow_timestamp = flow.time_usec; f.flow_raw_x = flow.flow_x; f.flow_raw_y = flow.flow_y; f.flow_comp_x_m = flow.flow_comp_m_x; @@ -417,47 +428,20 @@ MavlinkReceiver::handle_message_manual_control(mavlink_message_t *msg) mavlink_manual_control_t man; mavlink_msg_manual_control_decode(msg, &man); - /* rc channels */ - { - struct rc_channels_s rc; - memset(&rc, 0, sizeof(rc)); - - rc.timestamp = hrt_absolute_time(); - rc.chan_count = 4; - - rc.chan[0].scaled = man.x / 1000.0f; - rc.chan[1].scaled = man.y / 1000.0f; - rc.chan[2].scaled = man.r / 1000.0f; - rc.chan[3].scaled = man.z / 1000.0f; - - if (_rc_pub < 0) { - _rc_pub = orb_advertise(ORB_ID(rc_channels), &rc); - - } else { - orb_publish(ORB_ID(rc_channels), _rc_pub, &rc); - } - } + struct manual_control_setpoint_s manual; + memset(&manual, 0, sizeof(manual)); - /* manual control */ - { - struct manual_control_setpoint_s manual; - memset(&manual, 0, sizeof(manual)); - - /* get a copy first, to prevent altering values that are not sent by the mavlink command */ - orb_copy(ORB_ID(manual_control_setpoint), _manual_sub, &manual); + manual.timestamp = hrt_absolute_time(); + manual.roll = man.x / 1000.0f; + manual.pitch = man.y / 1000.0f; + manual.yaw = man.r / 1000.0f; + manual.throttle = man.z / 1000.0f; - manual.timestamp = hrt_absolute_time(); - manual.roll = man.x / 1000.0f; - manual.pitch = man.y / 1000.0f; - manual.yaw = man.r / 1000.0f; - manual.throttle = man.z / 1000.0f; + if (_manual_pub < 0) { + _manual_pub = orb_advertise(ORB_ID(manual_control_setpoint), &manual); - if (_manual_pub < 0) { - _manual_pub = orb_advertise(ORB_ID(manual_control_setpoint), &manual); - - } else { - orb_publish(ORB_ID(manual_control_setpoint), _manual_pub, &manual); - } + } else { + orb_publish(ORB_ID(manual_control_setpoint), _manual_pub, &manual); } } @@ -768,7 +752,6 @@ MavlinkReceiver::handle_message_hil_state_quaternion(mavlink_message_t *msg) memset(&hil_global_pos, 0, sizeof(hil_global_pos)); hil_global_pos.timestamp = timestamp; - hil_global_pos.global_valid = true; hil_global_pos.lat = hil_state.lat; hil_global_pos.lon = hil_state.lon; hil_global_pos.alt = hil_state.alt / 1000.0f; @@ -776,6 +759,8 @@ MavlinkReceiver::handle_message_hil_state_quaternion(mavlink_message_t *msg) hil_global_pos.vel_e = hil_state.vy / 100.0f; hil_global_pos.vel_d = hil_state.vz / 100.0f; hil_global_pos.yaw = hil_attitude.yaw; + hil_global_pos.eph = 2.0f; + hil_global_pos.epv = 4.0f; if (_global_pos_pub < 0) { _global_pos_pub = orb_advertise(ORB_ID(vehicle_global_position), &hil_global_pos); @@ -787,19 +772,22 @@ MavlinkReceiver::handle_message_hil_state_quaternion(mavlink_message_t *msg) /* local position */ { + double lat = hil_state.lat * 1e-7; + double lon = hil_state.lon * 1e-7; + if (!_hil_local_proj_inited) { _hil_local_proj_inited = true; _hil_local_alt0 = hil_state.alt / 1000.0f; - map_projection_init(hil_state.lat, hil_state.lon); + map_projection_init(&_hil_local_proj_ref, hil_state.lat, hil_state.lon); hil_local_pos.ref_timestamp = timestamp; - hil_local_pos.ref_lat = hil_state.lat; - hil_local_pos.ref_lon = hil_state.lon; + hil_local_pos.ref_lat = lat; + hil_local_pos.ref_lon = lon; hil_local_pos.ref_alt = _hil_local_alt0; } float x; float y; - map_projection_project(hil_state.lat * 1e-7, hil_state.lon * 1e-7, &x, &y); + map_projection_project(&_hil_local_proj_ref, lat, lon, &x, &y); hil_local_pos.timestamp = timestamp; hil_local_pos.xy_valid = true; hil_local_pos.z_valid = true; @@ -887,8 +875,6 @@ MavlinkReceiver::receive_thread(void *arg) sprintf(thread_name, "mavlink_rcv_if%d", _mavlink->get_instance_id()); prctl(PR_SET_NAME, thread_name, getpid()); - _manual_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); - struct pollfd fds[1]; fds[0].fd = uart_fd; fds[0].events = POLLIN; diff --git a/src/modules/mavlink/mavlink_receiver.h b/src/modules/mavlink/mavlink_receiver.h index 8ccb2a035..9ab84b58a 100644 --- a/src/modules/mavlink/mavlink_receiver.h +++ b/src/modules/mavlink/mavlink_receiver.h @@ -138,9 +138,9 @@ private: orb_advert_t _telemetry_status_pub; orb_advert_t _rc_pub; orb_advert_t _manual_pub; - int _manual_sub; int _hil_frames; uint64_t _old_timestamp; bool _hil_local_proj_inited; float _hil_local_alt0; + struct map_projection_reference_s _hil_local_proj_ref; }; diff --git a/src/modules/mc_att_control/mc_att_control_main.cpp b/src/modules/mc_att_control/mc_att_control_main.cpp index 9cb8e8344..6b0c44fb3 100644 --- a/src/modules/mc_att_control/mc_att_control_main.cpp +++ b/src/modules/mc_att_control/mc_att_control_main.cpp @@ -157,7 +157,9 @@ private: param_t yaw_rate_d; param_t yaw_ff; - param_t rc_scale_yaw; + param_t man_roll_max; + param_t man_pitch_max; + param_t man_yaw_max; } _params_handles; /**< handles for interesting parameters */ struct { @@ -167,7 +169,9 @@ private: math::Vector<3> rate_d; /**< D gain for angular rate error */ float yaw_ff; /**< yaw control feed-forward */ - float rc_scale_yaw; + float man_roll_max; + float man_pitch_max; + float man_yaw_max; } _params; /** @@ -295,7 +299,9 @@ MulticopterAttitudeControl::MulticopterAttitudeControl() : _params_handles.yaw_rate_d = param_find("MC_YAWRATE_D"); _params_handles.yaw_ff = param_find("MC_YAW_FF"); - _params_handles.rc_scale_yaw = param_find("RC_SCALE_YAW"); + _params_handles.man_roll_max = param_find("MC_MAN_R_MAX"); + _params_handles.man_pitch_max = param_find("MC_MAN_P_MAX"); + _params_handles.man_yaw_max = param_find("MC_MAN_Y_MAX"); /* fetch initial parameter values */ parameters_update(); @@ -330,7 +336,7 @@ MulticopterAttitudeControl::parameters_update() { float v; - /* roll */ + /* roll gains */ param_get(_params_handles.roll_p, &v); _params.att_p(0) = v; param_get(_params_handles.roll_rate_p, &v); @@ -340,7 +346,7 @@ MulticopterAttitudeControl::parameters_update() param_get(_params_handles.roll_rate_d, &v); _params.rate_d(0) = v; - /* pitch */ + /* pitch gains */ param_get(_params_handles.pitch_p, &v); _params.att_p(1) = v; param_get(_params_handles.pitch_rate_p, &v); @@ -350,7 +356,7 @@ MulticopterAttitudeControl::parameters_update() param_get(_params_handles.pitch_rate_d, &v); _params.rate_d(1) = v; - /* yaw */ + /* yaw gains */ param_get(_params_handles.yaw_p, &v); _params.att_p(2) = v; param_get(_params_handles.yaw_rate_p, &v); @@ -362,7 +368,14 @@ MulticopterAttitudeControl::parameters_update() param_get(_params_handles.yaw_ff, &_params.yaw_ff); - param_get(_params_handles.rc_scale_yaw, &_params.rc_scale_yaw); + /* manual control scale */ + param_get(_params_handles.man_roll_max, &_params.man_roll_max); + param_get(_params_handles.man_pitch_max, &_params.man_pitch_max); + param_get(_params_handles.man_yaw_max, &_params.man_yaw_max); + + _params.man_roll_max *= M_PI / 180.0; + _params.man_pitch_max *= M_PI / 180.0; + _params.man_yaw_max *= M_PI / 180.0; return OK; } @@ -404,7 +417,6 @@ MulticopterAttitudeControl::vehicle_manual_poll() orb_check(_manual_control_sp_sub, &updated); if (updated) { - orb_copy(ORB_ID(manual_control_setpoint), _manual_control_sp_sub, &_manual_control_sp); } } @@ -483,24 +495,10 @@ MulticopterAttitudeControl::control_attitude(float dt) // reset_yaw_sp = true; //} } else { - float yaw_dz_scaled = YAW_DEADZONE * _params.rc_scale_yaw; - - if (_params.rc_scale_yaw > 0.001f && fabs(_manual_control_sp.yaw) > yaw_dz_scaled) { - /* move yaw setpoint */ - yaw_sp_move_rate = _manual_control_sp.yaw / _params.rc_scale_yaw; - - if (_manual_control_sp.yaw > 0.0f) { - yaw_sp_move_rate -= YAW_DEADZONE; - - } else { - yaw_sp_move_rate += YAW_DEADZONE; - } - - yaw_sp_move_rate *= _params.rc_scale_yaw; - _v_att_sp.yaw_body = _wrap_pi(_v_att_sp.yaw_body + yaw_sp_move_rate * dt); - _v_att_sp.R_valid = false; - publish_att_sp = true; - } + /* move yaw setpoint */ + _v_att_sp.yaw_body = _wrap_pi(_v_att_sp.yaw_body + _manual_control_sp.yaw * _params.man_yaw_max * dt); + _v_att_sp.R_valid = false; + publish_att_sp = true; } /* reset yaw setpint to current position if needed */ @@ -513,8 +511,8 @@ MulticopterAttitudeControl::control_attitude(float dt) if (!_v_control_mode.flag_control_velocity_enabled) { /* update attitude setpoint if not in position control mode */ - _v_att_sp.roll_body = _manual_control_sp.roll; - _v_att_sp.pitch_body = _manual_control_sp.pitch; + _v_att_sp.roll_body = _manual_control_sp.roll * _params.man_roll_max; + _v_att_sp.pitch_body = -_manual_control_sp.pitch * _params.man_pitch_max; _v_att_sp.R_valid = false; publish_att_sp = true; } diff --git a/src/modules/mc_att_control/mc_att_control_params.c b/src/modules/mc_att_control/mc_att_control_params.c index 488107d58..e52c39368 100644 --- a/src/modules/mc_att_control/mc_att_control_params.c +++ b/src/modules/mc_att_control/mc_att_control_params.c @@ -173,3 +173,32 @@ PARAM_DEFINE_FLOAT(MC_YAWRATE_D, 0.0f); * @group Multicopter Attitude Control */ PARAM_DEFINE_FLOAT(MC_YAW_FF, 0.5f); + +/** + * Max manual roll + * + * @unit deg + * @min 0.0 + * @max 90.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_MAN_R_MAX, 35.0f); + +/** + * Max manual pitch + * + * @unit deg + * @min 0.0 + * @max 90.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_MAN_P_MAX, 35.0f); + +/** + * Max manual yaw rate + * + * @unit deg/s + * @min 0.0 + * @group Multicopter Attitude Control + */ +PARAM_DEFINE_FLOAT(MC_MAN_Y_MAX, 120.0f); diff --git a/src/modules/mc_pos_control/mc_pos_control_main.cpp b/src/modules/mc_pos_control/mc_pos_control_main.cpp index 78d06ba5b..65f4cbeaa 100644 --- a/src/modules/mc_pos_control/mc_pos_control_main.cpp +++ b/src/modules/mc_pos_control/mc_pos_control_main.cpp @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2013 PX4 Development Team. All rights reserved. - * Author: @author Anton Babushkin <anton.babushkin@me.com> + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -40,6 +39,8 @@ * Output of velocity controller is thrust vector that splitted to thrust direction * (i.e. rotation matrix for multicopter orientation) and thrust module (i.e. multicopter thrust itself). * Controller doesn't use Euler angles for work, they generated only for more human-friendly control and logging. + * + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <nuttx/config.h> @@ -62,9 +63,10 @@ #include <uORB/topics/vehicle_control_mode.h> #include <uORB/topics/actuator_armed.h> #include <uORB/topics/parameter_update.h> -#include <uORB/topics/vehicle_global_position.h> +#include <uORB/topics/vehicle_local_position.h> #include <uORB/topics/position_setpoint_triplet.h> #include <uORB/topics/vehicle_global_velocity_setpoint.h> +#include <uORB/topics/vehicle_local_position_setpoint.h> #include <systemlib/param/param.h> #include <systemlib/err.h> #include <systemlib/systemlib.h> @@ -114,20 +116,21 @@ private: int _params_sub; /**< notification of parameter updates */ int _manual_sub; /**< notification of manual control updates */ int _arming_sub; /**< arming status of outputs */ - int _global_pos_sub; /**< vehicle local position */ + int _local_pos_sub; /**< vehicle local position */ int _pos_sp_triplet_sub; /**< position setpoint triplet */ orb_advert_t _att_sp_pub; /**< attitude setpoint publication */ - orb_advert_t _pos_sp_triplet_pub; /**< position setpoint triplet publication */ - orb_advert_t _global_vel_sp_pub; /**< vehicle global velocity setpoint */ + orb_advert_t _local_pos_sp_pub; /**< vehicle local position setpoint publication */ + orb_advert_t _global_vel_sp_pub; /**< vehicle global velocity setpoint publication */ struct vehicle_attitude_s _att; /**< vehicle attitude */ struct vehicle_attitude_setpoint_s _att_sp; /**< vehicle attitude setpoint */ struct manual_control_setpoint_s _manual; /**< r/c channel data */ struct vehicle_control_mode_s _control_mode; /**< vehicle control mode */ struct actuator_armed_s _arming; /**< actuator arming status */ - struct vehicle_global_position_s _global_pos; /**< vehicle global position */ + struct vehicle_local_position_s _local_pos; /**< vehicle local position */ struct position_setpoint_triplet_s _pos_sp_triplet; /**< vehicle global position setpoint triplet */ + struct vehicle_local_position_setpoint_s _local_pos_sp; /**< vehicle local position setpoint */ struct vehicle_global_velocity_setpoint_s _global_vel_sp; /**< vehicle global velocity setpoint */ struct { @@ -148,9 +151,6 @@ private: param_t tilt_max; param_t land_speed; param_t land_tilt_max; - - param_t rc_scale_pitch; - param_t rc_scale_roll; } _params_handles; /**< handles for interesting parameters */ struct { @@ -160,9 +160,6 @@ private: float land_speed; float land_tilt_max; - float rc_scale_pitch; - float rc_scale_roll; - math::Vector<3> pos_p; math::Vector<3> vel_p; math::Vector<3> vel_i; @@ -172,14 +169,15 @@ private: math::Vector<3> sp_offs_max; } _params; - double _lat_sp; - double _lon_sp; - float _alt_sp; + struct map_projection_reference_s _ref_pos; + float _ref_alt; + hrt_abstime _ref_timestamp; - bool _reset_lat_lon_sp; + bool _reset_pos_sp; bool _reset_alt_sp; - bool _use_global_alt; /**< switch between global (AMSL) and barometric altitudes */ + math::Vector<3> _pos; + math::Vector<3> _pos_sp; math::Vector<3> _vel; math::Vector<3> _vel_sp; math::Vector<3> _vel_prev; /**< velocity on previous step */ @@ -202,9 +200,13 @@ private: static float scale_control(float ctl, float end, float dz); /** - * Reset lat/lon to current position + * Update reference for local position projection + */ + void update_ref(); + /** + * Reset position setpoint to current position */ - void reset_lat_lon_sp(); + void reset_pos_sp(); /** * Reset altitude setpoint to current altitude @@ -252,31 +254,32 @@ MulticopterPositionControl::MulticopterPositionControl() : _params_sub(-1), _manual_sub(-1), _arming_sub(-1), - _global_pos_sub(-1), + _local_pos_sub(-1), _pos_sp_triplet_sub(-1), /* publications */ _att_sp_pub(-1), - _pos_sp_triplet_pub(-1), + _local_pos_sp_pub(-1), _global_vel_sp_pub(-1), - _lat_sp(0.0), - _lon_sp(0.0), - _alt_sp(0.0f), + _ref_alt(0.0f), + _ref_timestamp(0), - _reset_lat_lon_sp(true), - _reset_alt_sp(true), - _use_global_alt(false) + _reset_pos_sp(true), + _reset_alt_sp(true) { memset(&_att, 0, sizeof(_att)); memset(&_att_sp, 0, sizeof(_att_sp)); memset(&_manual, 0, sizeof(_manual)); memset(&_control_mode, 0, sizeof(_control_mode)); memset(&_arming, 0, sizeof(_arming)); - memset(&_global_pos, 0, sizeof(_global_pos)); + memset(&_local_pos, 0, sizeof(_local_pos)); memset(&_pos_sp_triplet, 0, sizeof(_pos_sp_triplet)); + memset(&_local_pos_sp, 0, sizeof(_local_pos_sp)); memset(&_global_vel_sp, 0, sizeof(_global_vel_sp)); + memset(&_ref_pos, 0, sizeof(_ref_pos)); + _params.pos_p.zero(); _params.vel_p.zero(); _params.vel_i.zero(); @@ -285,6 +288,8 @@ MulticopterPositionControl::MulticopterPositionControl() : _params.vel_ff.zero(); _params.sp_offs_max.zero(); + _pos.zero(); + _pos_sp.zero(); _vel.zero(); _vel_sp.zero(); _vel_prev.zero(); @@ -306,8 +311,6 @@ MulticopterPositionControl::MulticopterPositionControl() : _params_handles.tilt_max = param_find("MPC_TILT_MAX"); _params_handles.land_speed = param_find("MPC_LAND_SPEED"); _params_handles.land_tilt_max = param_find("MPC_LAND_TILT"); - _params_handles.rc_scale_pitch = param_find("RC_SCALE_PITCH"); - _params_handles.rc_scale_roll = param_find("RC_SCALE_ROLL"); /* fetch initial parameter values */ parameters_update(true); @@ -345,17 +348,18 @@ MulticopterPositionControl::parameters_update(bool force) orb_check(_params_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(parameter_update), _params_sub, ¶m_upd); + } if (updated || force) { param_get(_params_handles.thr_min, &_params.thr_min); param_get(_params_handles.thr_max, &_params.thr_max); param_get(_params_handles.tilt_max, &_params.tilt_max); + _params.tilt_max = math::radians(_params.tilt_max); param_get(_params_handles.land_speed, &_params.land_speed); param_get(_params_handles.land_tilt_max, &_params.land_tilt_max); - param_get(_params_handles.rc_scale_pitch, &_params.rc_scale_pitch); - param_get(_params_handles.rc_scale_roll, &_params.rc_scale_roll); + _params.land_tilt_max = math::radians(_params.land_tilt_max); float v; param_get(_params_handles.xy_p, &v); @@ -402,33 +406,39 @@ MulticopterPositionControl::poll_subscriptions() orb_check(_att_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(vehicle_attitude), _att_sub, &_att); + } orb_check(_att_sp_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(vehicle_attitude_setpoint), _att_sp_sub, &_att_sp); + } orb_check(_control_mode_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(vehicle_control_mode), _control_mode_sub, &_control_mode); + } orb_check(_manual_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(manual_control_setpoint), _manual_sub, &_manual); + } orb_check(_arming_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(actuator_armed), _arming_sub, &_arming); + } - orb_check(_global_pos_sub, &updated); + orb_check(_local_pos_sub, &updated); - if (updated) - orb_copy(ORB_ID(vehicle_global_position), _global_pos_sub, &_global_pos); + if (updated) { + orb_copy(ORB_ID(vehicle_local_position), _local_pos_sub, &_local_pos); + } } float @@ -452,40 +462,50 @@ MulticopterPositionControl::task_main_trampoline(int argc, char *argv[]) } void -MulticopterPositionControl::reset_lat_lon_sp() +MulticopterPositionControl::update_ref() { - if (_reset_lat_lon_sp) { - _reset_lat_lon_sp = false; - _lat_sp = _global_pos.lat; - _lon_sp = _global_pos.lon; - mavlink_log_info(_mavlink_fd, "[mpc] reset lat/lon sp: %.7f, %.7f", _lat_sp, _lon_sp); + if (_local_pos.ref_timestamp != _ref_timestamp) { + double lat_sp, lon_sp; + float alt_sp; + + if (_ref_timestamp != 0) { + /* calculate current position setpoint in global frame */ + map_projection_reproject(&_ref_pos, _pos_sp(0), _pos_sp(1), &lat_sp, &lon_sp); + alt_sp = _ref_alt - _pos_sp(2); + } + + /* update local projection reference */ + map_projection_init(&_ref_pos, _local_pos.ref_lat, _local_pos.ref_lon); + _ref_alt = _local_pos.ref_alt; + + if (_ref_timestamp != 0) { + /* reproject position setpoint to new reference */ + map_projection_project(&_ref_pos, lat_sp, lon_sp, &_pos_sp.data[0], &_pos_sp.data[1]); + _pos_sp(2) = -(alt_sp - _ref_alt); + } + + _ref_timestamp = _local_pos.ref_timestamp; } } void -MulticopterPositionControl::reset_alt_sp() +MulticopterPositionControl::reset_pos_sp() { - if (_reset_alt_sp) { - _reset_alt_sp = false; - _alt_sp = _use_global_alt ? _global_pos.alt : _global_pos.baro_alt; - mavlink_log_info(_mavlink_fd, "[mpc] reset alt (%s) sp: %.2f", _use_global_alt ? "AMSL" : "baro", (double)_alt_sp); + if (_reset_pos_sp) { + _reset_pos_sp = false; + _pos_sp(0) = _pos(0); + _pos_sp(1) = _pos(1); + mavlink_log_info(_mavlink_fd, "[mpc] reset pos sp: %.2f, %.2f", (double)_pos_sp(0), (double)_pos_sp(1)); } } void -MulticopterPositionControl::select_alt(bool global) +MulticopterPositionControl::reset_alt_sp() { - if (global != _use_global_alt) { - _use_global_alt = global; - - if (global) { - /* switch from barometric to global altitude */ - _alt_sp += _global_pos.alt - _global_pos.baro_alt; - - } else { - /* switch from global to barometric altitude */ - _alt_sp += _global_pos.baro_alt - _global_pos.alt; - } + if (_reset_alt_sp) { + _reset_alt_sp = false; + _pos_sp(2) = _pos(2); + mavlink_log_info(_mavlink_fd, "[mpc] reset alt sp: %.2f", -(double)_pos_sp(2)); } } @@ -506,7 +526,7 @@ MulticopterPositionControl::task_main() _params_sub = orb_subscribe(ORB_ID(parameter_update)); _manual_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); _arming_sub = orb_subscribe(ORB_ID(actuator_armed)); - _global_pos_sub = orb_subscribe(ORB_ID(vehicle_global_position)); + _local_pos_sub = orb_subscribe(ORB_ID(vehicle_local_position)); _pos_sp_triplet_sub = orb_subscribe(ORB_ID(position_setpoint_triplet)); parameters_update(true); @@ -537,8 +557,7 @@ MulticopterPositionControl::task_main() /* wakeup source */ struct pollfd fds[1]; - /* Setup of loop */ - fds[0].fd = _global_pos_sub; + fds[0].fd = _local_pos_sub; fds[0].events = POLLIN; while (!_task_should_exit) { @@ -546,8 +565,9 @@ MulticopterPositionControl::task_main() int pret = poll(&fds[0], (sizeof(fds) / sizeof(fds[0])), 500); /* timed out - periodic check for _task_should_exit */ - if (pret == 0) + if (pret == 0) { continue; + } /* this is undesirable but not much we can do */ if (pret < 0) { @@ -564,7 +584,7 @@ MulticopterPositionControl::task_main() if (_control_mode.flag_armed && !was_armed) { /* reset setpoints and integrals on arming */ - _reset_lat_lon_sp = true; + _reset_pos_sp = true; _reset_alt_sp = true; reset_int_z = true; reset_int_xy = true; @@ -572,28 +592,25 @@ MulticopterPositionControl::task_main() was_armed = _control_mode.flag_armed; + update_ref(); + if (_control_mode.flag_control_altitude_enabled || _control_mode.flag_control_position_enabled || _control_mode.flag_control_climb_rate_enabled || _control_mode.flag_control_velocity_enabled) { - _vel(0) = _global_pos.vel_n; - _vel(1) = _global_pos.vel_e; - _vel(2) = _global_pos.vel_d; + _pos(0) = _local_pos.x; + _pos(1) = _local_pos.y; + _pos(2) = _local_pos.z; - sp_move_rate.zero(); + _vel(0) = _local_pos.vx; + _vel(1) = _local_pos.vy; + _vel(2) = _local_pos.vz; - float alt = _global_pos.alt; + sp_move_rate.zero(); /* select control source */ if (_control_mode.flag_control_manual_enabled) { - /* select altitude source and update setpoint */ - select_alt(_global_pos.global_valid); - - if (!_use_global_alt) { - alt = _global_pos.baro_alt; - } - /* manual control */ if (_control_mode.flag_control_altitude_enabled) { /* reset alt setpoint to current altitude if needed */ @@ -604,12 +621,12 @@ MulticopterPositionControl::task_main() } if (_control_mode.flag_control_position_enabled) { - /* reset lat/lon setpoint to current position if needed */ - reset_lat_lon_sp(); + /* reset position setpoint to current position if needed */ + reset_pos_sp(); /* move position setpoint with roll/pitch stick */ - sp_move_rate(0) = scale_control(-_manual.pitch / _params.rc_scale_pitch, 1.0f, pos_ctl_dz); - sp_move_rate(1) = scale_control(_manual.roll / _params.rc_scale_roll, 1.0f, pos_ctl_dz); + sp_move_rate(0) = _manual.pitch; + sp_move_rate(1) = _manual.roll; } /* limit setpoint move rate */ @@ -625,74 +642,47 @@ MulticopterPositionControl::task_main() sp_move_rate = R_yaw_sp * sp_move_rate.emult(_params.vel_max); /* move position setpoint */ - add_vector_to_global_position(_lat_sp, _lon_sp, sp_move_rate(0) * dt, sp_move_rate(1) * dt, &_lat_sp, &_lon_sp); - _alt_sp -= sp_move_rate(2) * dt; + _pos_sp += sp_move_rate * dt; /* check if position setpoint is too far from actual position */ math::Vector<3> pos_sp_offs; pos_sp_offs.zero(); if (_control_mode.flag_control_position_enabled) { - get_vector_to_next_waypoint_fast(_global_pos.lat, _global_pos.lon, _lat_sp, _lon_sp, &pos_sp_offs.data[0], &pos_sp_offs.data[1]); - pos_sp_offs(0) /= _params.sp_offs_max(0); - pos_sp_offs(1) /= _params.sp_offs_max(1); + pos_sp_offs(0) = (_pos_sp(0) - _pos(0)) / _params.sp_offs_max(0); + pos_sp_offs(1) = (_pos_sp(1) - _pos(1)) / _params.sp_offs_max(1); } if (_control_mode.flag_control_altitude_enabled) { - pos_sp_offs(2) = -(_alt_sp - alt) / _params.sp_offs_max(2); + pos_sp_offs(2) = (_pos_sp(2) - _pos(2)) / _params.sp_offs_max(2); } float pos_sp_offs_norm = pos_sp_offs.length(); if (pos_sp_offs_norm > 1.0f) { pos_sp_offs /= pos_sp_offs_norm; - add_vector_to_global_position(_global_pos.lat, _global_pos.lon, pos_sp_offs(0) * _params.sp_offs_max(0), pos_sp_offs(1) * _params.sp_offs_max(1), &_lat_sp, &_lon_sp); - _alt_sp = alt - pos_sp_offs(2) * _params.sp_offs_max(2); - } - - /* fill position setpoint triplet */ - _pos_sp_triplet.previous.valid = true; - _pos_sp_triplet.current.valid = true; - _pos_sp_triplet.next.valid = true; - - _pos_sp_triplet.nav_state = NAV_STATE_NONE; - _pos_sp_triplet.current.type = SETPOINT_TYPE_NORMAL; - _pos_sp_triplet.current.lat = _lat_sp; - _pos_sp_triplet.current.lon = _lon_sp; - _pos_sp_triplet.current.alt = _alt_sp; - _pos_sp_triplet.current.yaw = _att_sp.yaw_body; - _pos_sp_triplet.current.loiter_radius = 0.0f; - _pos_sp_triplet.current.loiter_direction = 1.0f; - _pos_sp_triplet.current.pitch_min = 0.0f; - - /* publish position setpoint triplet */ - if (_pos_sp_triplet_pub > 0) { - orb_publish(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_pub, &_pos_sp_triplet); - - } else { - _pos_sp_triplet_pub = orb_advertise(ORB_ID(position_setpoint_triplet), &_pos_sp_triplet); + _pos_sp = _pos + pos_sp_offs.emult(_params.sp_offs_max); } } else { - /* always use AMSL altitude for AUTO */ - select_alt(true); - /* AUTO */ bool updated; orb_check(_pos_sp_triplet_sub, &updated); - if (updated) + if (updated) { orb_copy(ORB_ID(position_setpoint_triplet), _pos_sp_triplet_sub, &_pos_sp_triplet); + } if (_pos_sp_triplet.current.valid) { /* in case of interrupted mission don't go to waypoint but stay at current position */ - _reset_lat_lon_sp = true; + _reset_pos_sp = true; _reset_alt_sp = true; - /* update position setpoint */ - _lat_sp = _pos_sp_triplet.current.lat; - _lon_sp = _pos_sp_triplet.current.lon; - _alt_sp = _pos_sp_triplet.current.alt; + /* project setpoint to local frame */ + map_projection_project(&_ref_pos, + _pos_sp_triplet.current.lat, _pos_sp_triplet.current.lon, + &_pos_sp.data[0], &_pos_sp.data[1]); + _pos_sp(2) = -(_pos_sp_triplet.current.alt - _ref_alt); /* update yaw setpoint if needed */ if (isfinite(_pos_sp_triplet.current.yaw)) { @@ -701,11 +691,25 @@ MulticopterPositionControl::task_main() } else { /* no waypoint, loiter, reset position setpoint if needed */ - reset_lat_lon_sp(); + reset_pos_sp(); reset_alt_sp(); } } + /* fill local position setpoint */ + _local_pos_sp.x = _pos_sp(0); + _local_pos_sp.y = _pos_sp(1); + _local_pos_sp.z = _pos_sp(2); + _local_pos_sp.yaw = _att_sp.yaw_body; + + /* publish local position setpoint */ + if (_local_pos_sp_pub > 0) { + orb_publish(ORB_ID(vehicle_local_position_setpoint), _local_pos_sp_pub, &_local_pos_sp); + + } else { + _local_pos_sp_pub = orb_advertise(ORB_ID(vehicle_local_position_setpoint), &_local_pos_sp); + } + if (!_control_mode.flag_control_manual_enabled && _pos_sp_triplet.current.valid && _pos_sp_triplet.current.type == SETPOINT_TYPE_IDLE) { /* idle state, don't run controller and set zero thrust */ R.identity(); @@ -729,9 +733,7 @@ MulticopterPositionControl::task_main() } else { /* run position & altitude controllers, calculate velocity setpoint */ - math::Vector<3> pos_err; - get_vector_to_next_waypoint_fast(_global_pos.lat, _global_pos.lon, _lat_sp, _lon_sp, &pos_err.data[0], &pos_err.data[1]); - pos_err(2) = -(_alt_sp - alt); + math::Vector<3> pos_err = _pos_sp - _pos; _vel_sp = pos_err.emult(_params.pos_p) + sp_move_rate.emult(_params.vel_ff); @@ -741,7 +743,7 @@ MulticopterPositionControl::task_main() } if (!_control_mode.flag_control_position_enabled) { - _reset_lat_lon_sp = true; + _reset_pos_sp = true; _vel_sp(0) = 0.0f; _vel_sp(1) = 0.0f; } @@ -847,8 +849,9 @@ MulticopterPositionControl::task_main() /* limit max tilt and min lift when landing */ tilt_max = _params.land_tilt_max; - if (thr_min < 0.0f) + if (thr_min < 0.0f) { thr_min = 0.0f; + } } /* limit min lift */ @@ -939,8 +942,9 @@ MulticopterPositionControl::task_main() thrust_int(2) += vel_err(2) * _params.vel_i(2) * dt; /* protection against flipping on ground when landing */ - if (thrust_int(2) > 0.0f) + if (thrust_int(2) > 0.0f) { thrust_int(2) = 0.0f; + } } /* calculate attitude setpoint from thrust vector */ @@ -999,6 +1003,18 @@ MulticopterPositionControl::task_main() _att_sp.roll_body = euler(0); _att_sp.pitch_body = euler(1); /* yaw already used to construct rot matrix, but actual rotation matrix can have different yaw near singularity */ + + } else if (!_control_mode.flag_control_manual_enabled) { + /* autonomous altitude control without position control (failsafe landing), + * force level attitude, don't change yaw */ + R.from_euler(0.0f, 0.0f, _att_sp.yaw_body); + + /* copy rotation matrix to attitude setpoint topic */ + memcpy(&_att_sp.R_body[0][0], R.data, sizeof(_att_sp.R_body)); + _att_sp.R_valid = true; + + _att_sp.roll_body = 0.0f; + _att_sp.pitch_body = 0.0f; } _att_sp.thrust = thrust_abs; @@ -1021,7 +1037,7 @@ MulticopterPositionControl::task_main() } else { /* position controller disabled, reset setpoints */ _reset_alt_sp = true; - _reset_lat_lon_sp = true; + _reset_pos_sp = true; reset_int_z = true; reset_int_xy = true; } @@ -1060,18 +1076,21 @@ MulticopterPositionControl::start() int mc_pos_control_main(int argc, char *argv[]) { - if (argc < 1) + if (argc < 1) { errx(1, "usage: mc_pos_control {start|stop|status}"); + } if (!strcmp(argv[1], "start")) { - if (pos_control::g_control != nullptr) + if (pos_control::g_control != nullptr) { errx(1, "already running"); + } pos_control::g_control = new MulticopterPositionControl; - if (pos_control::g_control == nullptr) + if (pos_control::g_control == nullptr) { errx(1, "alloc failed"); + } if (OK != pos_control::g_control->start()) { delete pos_control::g_control; @@ -1083,8 +1102,9 @@ int mc_pos_control_main(int argc, char *argv[]) } if (!strcmp(argv[1], "stop")) { - if (pos_control::g_control == nullptr) + if (pos_control::g_control == nullptr) { errx(1, "not running"); + } delete pos_control::g_control; pos_control::g_control = nullptr; diff --git a/src/modules/mc_pos_control/mc_pos_control_params.c b/src/modules/mc_pos_control/mc_pos_control_params.c index 0082a5e6a..fe0004ea8 100644 --- a/src/modules/mc_pos_control/mc_pos_control_params.c +++ b/src/modules/mc_pos_control/mc_pos_control_params.c @@ -100,6 +100,7 @@ PARAM_DEFINE_FLOAT(MPC_Z_VEL_D, 0.0f); * * Maximum vertical velocity in AUTO mode and endpoint for stabilized modes (SEATBELT, EASY). * + * @unit m/s * @min 0.0 * @group Multicopter Position Control */ @@ -155,6 +156,7 @@ PARAM_DEFINE_FLOAT(MPC_XY_VEL_D, 0.01f); * * Maximum horizontal velocity in AUTO mode and endpoint for position stabilized mode (EASY). * + * @unit m/s * @min 0.0 * @group Multicopter Position Control */ @@ -176,15 +178,17 @@ PARAM_DEFINE_FLOAT(MPC_XY_FF, 0.5f); * * Limits maximum tilt in AUTO and EASY modes. * + * @unit deg * @min 0.0 - * @max 1.57 + * @max 90.0 * @group Multicopter Position Control */ -PARAM_DEFINE_FLOAT(MPC_TILT_MAX, 1.0f); +PARAM_DEFINE_FLOAT(MPC_TILT_MAX, 45.0f); /** * Landing descend rate * + * @unit m/s * @min 0.0 * @group Multicopter Position Control */ @@ -195,8 +199,9 @@ PARAM_DEFINE_FLOAT(MPC_LAND_SPEED, 1.0f); * * Limits maximum tilt on landing. * + * @unit deg * @min 0.0 - * @max 1.57 + * @max 90.0 * @group Multicopter Position Control */ -PARAM_DEFINE_FLOAT(MPC_LAND_TILT, 0.3f); +PARAM_DEFINE_FLOAT(MPC_LAND_TILT, 15.0f); diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp index bcb3c8d0a..12fd35a0a 100644 --- a/src/modules/navigator/navigator_main.cpp +++ b/src/modules/navigator/navigator_main.cpp @@ -177,7 +177,7 @@ private: class Mission _mission; bool _mission_item_valid; /**< current mission item valid */ - bool _global_pos_valid; /**< track changes of global_position.global_valid flag */ + bool _global_pos_valid; /**< track changes of global_position */ bool _reset_loiter_pos; /**< if true then loiter position should be set to current position */ bool _waypoint_position_reached; bool _waypoint_yaw_reached; @@ -690,84 +690,56 @@ Navigator::task_main() if (fds[6].revents & POLLIN) { vehicle_status_update(); - /* evaluate state machine from commander and set the navigator mode accordingly */ + /* evaluate state requested by commander */ if (_control_mode.flag_armed && _control_mode.flag_control_auto_enabled) { - bool stick_mode = false; - - if (!_vstatus.rc_signal_lost) { - /* RC signal available, use control switches to set mode */ - /* RETURN switch, overrides MISSION switch */ - if (_vstatus.return_switch == RETURN_SWITCH_RETURN) { - /* switch to RTL if not already landed after RTL and home position set */ - if (!(_rtl_state == RTL_STATE_DESCEND && - (myState == NAV_STATE_LAND || myState == NAV_STATE_LOITER)) && - _vstatus.condition_home_position_valid) { - dispatch(EVENT_RTL_REQUESTED); - } + /* publish position setpoint triplet on each status update if navigator active */ + _pos_sp_triplet_updated = true; - stick_mode = true; + if (_vstatus.set_nav_state_timestamp != _set_nav_state_timestamp) { + /* commander requested new navigation mode, try to set it */ + switch (_vstatus.set_nav_state) { + case NAV_STATE_NONE: + /* nothing to do */ + break; - } else { - /* MISSION switch */ - if (_vstatus.mission_switch == MISSION_SWITCH_LOITER) { - request_loiter_or_ready(); - stick_mode = true; + case NAV_STATE_LOITER: + request_loiter_or_ready(); + break; - } else if (_vstatus.mission_switch == MISSION_SWITCH_MISSION) { - request_mission_if_available(); - stick_mode = true; - } + case NAV_STATE_MISSION: + request_mission_if_available(); + break; - if (!stick_mode && _vstatus.return_switch == RETURN_SWITCH_NORMAL && myState == NAV_STATE_RTL) { - /* RETURN switch is in normal mode, no MISSION switch mapped, interrupt if in RTL state */ - request_mission_if_available(); - stick_mode = true; + case NAV_STATE_RTL: + if (!(_rtl_state == RTL_STATE_DESCEND && + (myState == NAV_STATE_LAND || myState == NAV_STATE_LOITER)) && + _vstatus.condition_home_position_valid) { + dispatch(EVENT_RTL_REQUESTED); } - } - } - - if (!stick_mode) { - if (_vstatus.set_nav_state_timestamp != _set_nav_state_timestamp) { - /* commander requested new navigation mode, try to set it */ - _set_nav_state_timestamp = _vstatus.set_nav_state_timestamp; - - switch (_vstatus.set_nav_state) { - case NAV_STATE_NONE: - /* nothing to do */ - break; - - case NAV_STATE_LOITER: - request_loiter_or_ready(); - break; - case NAV_STATE_MISSION: - request_mission_if_available(); - break; + break; - case NAV_STATE_RTL: - if (!(_rtl_state == RTL_STATE_DESCEND && - (myState == NAV_STATE_LAND || myState == NAV_STATE_LOITER)) && - _vstatus.condition_home_position_valid) { - dispatch(EVENT_RTL_REQUESTED); - } + case NAV_STATE_LAND: + dispatch(EVENT_LAND_REQUESTED); - break; + break; - case NAV_STATE_LAND: - dispatch(EVENT_LAND_REQUESTED); - - break; + default: + warnx("ERROR: Requested navigation state not supported"); + break; + } - default: - warnx("ERROR: Requested navigation state not supported"); - break; - } + } else { + /* on first switch to AUTO try mission by default, if none is available fallback to loiter */ + if (myState == NAV_STATE_NONE) { + request_mission_if_available(); + } + } - } else { - /* on first switch to AUTO try mission by default, if none is available fallback to loiter */ - if (myState == NAV_STATE_NONE) { - request_mission_if_available(); - } + /* check if waypoint has been reached in MISSION, RTL and LAND modes */ + if (myState == NAV_STATE_MISSION || myState == NAV_STATE_RTL || myState == NAV_STATE_LAND) { + if (check_mission_item_reached()) { + on_mission_item_reached(); } } @@ -775,6 +747,8 @@ Navigator::task_main() /* navigator shouldn't act */ dispatch(EVENT_NONE_REQUESTED); } + + _set_nav_state_timestamp = _vstatus.set_nav_state_timestamp; } /* parameters updated */ @@ -813,17 +787,15 @@ Navigator::task_main() if (fds[1].revents & POLLIN) { global_position_update(); - /* publish position setpoint triplet on each position update if navigator active */ if (_control_mode.flag_armed && _control_mode.flag_control_auto_enabled) { + /* publish position setpoint triplet on each position update if navigator active */ _pos_sp_triplet_updated = true; - if (myState == NAV_STATE_LAND && _global_pos.global_valid && !_global_pos_valid) { + if (myState == NAV_STATE_LAND && !_global_pos_valid) { /* got global position when landing, update setpoint */ start_land(); } - _global_pos_valid = _global_pos.global_valid; - /* check if waypoint has been reached in MISSION, RTL and LAND modes */ if (myState == NAV_STATE_MISSION || myState == NAV_STATE_RTL || myState == NAV_STATE_LAND) { if (check_mission_item_reached()) { @@ -848,6 +820,8 @@ Navigator::task_main() } } + _global_pos_valid = _vstatus.condition_global_position_valid; + /* publish position setpoint triplet if updated */ if (_pos_sp_triplet_updated) { _pos_sp_triplet_updated = false; @@ -893,9 +867,9 @@ Navigator::start() void Navigator::status() { - warnx("Global position is %svalid", _global_pos.global_valid ? "" : "in"); + warnx("Global position: %svalid", _global_pos_valid ? "" : "in"); - if (_global_pos.global_valid) { + if (_global_pos_valid) { warnx("Longitude %5.5f degrees, latitude %5.5f degrees", _global_pos.lon, _global_pos.lat); warnx("Altitude %5.5f meters, altitude above home %5.5f meters", (double)_global_pos.alt, (double)(_global_pos.alt - _home_pos.alt)); diff --git a/src/modules/position_estimator_inav/position_estimator_inav_main.c b/src/modules/position_estimator_inav/position_estimator_inav_main.c index 763b87563..368424853 100644 --- a/src/modules/position_estimator_inav/position_estimator_inav_main.c +++ b/src/modules/position_estimator_inav/position_estimator_inav_main.c @@ -1,7 +1,6 @@ /**************************************************************************** * - * Copyright (C) 2013 Anton Babushkin. All rights reserved. - * Author: Anton Babushkin <rk3dov@gmail.com> + * Copyright (C) 2013, 2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +34,8 @@ /** * @file position_estimator_inav_main.c * Model-identification based position estimator for multirotors + * + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <unistd.h> @@ -57,6 +58,7 @@ #include <uORB/topics/vehicle_local_position.h> #include <uORB/topics/vehicle_global_position.h> #include <uORB/topics/vehicle_gps_position.h> +#include <uORB/topics/home_position.h> #include <uORB/topics/optical_flow.h> #include <mavlink/mavlink_log.h> #include <poll.h> @@ -95,8 +97,9 @@ static void usage(const char *reason); */ static void usage(const char *reason) { - if (reason) + if (reason) { fprintf(stderr, "%s\n", reason); + } fprintf(stderr, "usage: position_estimator_inav {start|stop|status} [-v]\n\n"); exit(1); @@ -112,8 +115,9 @@ static void usage(const char *reason) */ int position_estimator_inav_main(int argc, char *argv[]) { - if (argc < 1) + if (argc < 1) { usage("missing command"); + } if (!strcmp(argv[1], "start")) { if (thread_running) { @@ -125,8 +129,9 @@ int position_estimator_inav_main(int argc, char *argv[]) verbose_mode = false; if (argc > 1) - if (!strcmp(argv[2], "-v")) + if (!strcmp(argv[2], "-v")) { verbose_mode = true; + } thread_should_exit = false; position_estimator_inav_task = task_spawn_cmd("position_estimator_inav", @@ -163,16 +168,19 @@ int position_estimator_inav_main(int argc, char *argv[]) exit(1); } -void write_debug_log(const char *msg, float dt, float x_est[3], float y_est[3], float z_est[3], float corr_acc[3], float corr_gps[3][2], float w_xy_gps_p, float w_xy_gps_v) { +void write_debug_log(const char *msg, float dt, float x_est[3], float y_est[3], float z_est[3], float x_est_prev[3], float y_est_prev[3], float z_est_prev[3], float corr_acc[3], float corr_gps[3][2], float w_xy_gps_p, float w_xy_gps_v) +{ FILE *f = fopen("/fs/microsd/inav.log", "a"); + if (f) { char *s = malloc(256); - unsigned n = snprintf(s, 256, "%llu %s\n\tdt=%.5f x_est=[%.5f %.5f %.5f] y_est=[%.5f %.5f %.5f] z_est=[%.5f %.5f %.5f]\n", hrt_absolute_time(), msg, dt, x_est[0], x_est[1], x_est[2], y_est[0], y_est[1], y_est[2], z_est[0], z_est[1], z_est[2]); + unsigned n = snprintf(s, 256, "%llu %s\n\tdt=%.5f x_est=[%.5f %.5f %.5f] y_est=[%.5f %.5f %.5f] z_est=[%.5f %.5f %.5f] x_est_prev=[%.5f %.5f %.5f] y_est_prev=[%.5f %.5f %.5f] z_est_prev=[%.5f %.5f %.5f]\n", hrt_absolute_time(), msg, dt, x_est[0], x_est[1], x_est[2], y_est[0], y_est[1], y_est[2], z_est[0], z_est[1], z_est[2], x_est_prev[0], x_est_prev[1], x_est_prev[2], y_est_prev[0], y_est_prev[1], y_est_prev[2], z_est_prev[0], z_est_prev[1], z_est_prev[2]); fwrite(s, 1, n, f); n = snprintf(s, 256, "\tacc_corr=[%.5f %.5f %.5f] gps_pos_corr=[%.5f %.5f %.5f] gps_vel_corr=[%.5f %.5f %.5f] w_xy_gps_p=%.5f w_xy_gps_v=%.5f\n", corr_acc[0], corr_acc[1], corr_acc[2], corr_gps[0][0], corr_gps[1][0], corr_gps[2][0], corr_gps[0][1], corr_gps[1][1], corr_gps[2][1], w_xy_gps_p, w_xy_gps_v); fwrite(s, 1, n, f); free(s); } + fsync(fileno(f)); fclose(f); } @@ -191,6 +199,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float y_est[3] = { 0.0f, 0.0f, 0.0f }; float z_est[3] = { 0.0f, 0.0f, 0.0f }; + float x_est_prev[3], y_est_prev[3], z_est_prev[3]; + memset(x_est_prev, 0, sizeof(x_est_prev)); + memset(y_est_prev, 0, sizeof(y_est_prev)); + memset(z_est_prev, 0, sizeof(z_est_prev)); + int baro_init_cnt = 0; int baro_init_num = 200; float baro_offset = 0.0f; // baro offset for reference altitude, initialized on start, then adjusted @@ -206,6 +219,9 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) bool ref_inited = false; hrt_abstime ref_init_start = 0; const hrt_abstime ref_init_delay = 1000000; // wait for 1s after 3D fix + struct map_projection_reference_s ref; + memset(&ref, 0, sizeof(ref)); + hrt_abstime home_timestamp = 0; uint16_t accel_updates = 0; uint16_t baro_updates = 0; @@ -238,7 +254,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) float corr_flow[] = { 0.0f, 0.0f }; // N E float w_flow = 0.0f; + static float min_eph_epv = 2.0f; // min EPH/EPV, used for weight calculation + static float max_eph_epv = 10.0f; // max EPH/EPV acceptable for estimation + float sonar_prev = 0.0f; + hrt_abstime flow_prev = 0; // time of last flow measurement hrt_abstime sonar_time = 0; // time of last sonar measurement (not filtered) hrt_abstime sonar_valid_time = 0; // time of last sonar measurement used for correction (filtered) hrt_abstime xy_src_time = 0; // time of last available position data @@ -257,6 +277,8 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) memset(&sensor, 0, sizeof(sensor)); struct vehicle_gps_position_s gps; memset(&gps, 0, sizeof(gps)); + struct home_position_s home; + memset(&home, 0, sizeof(home)); struct vehicle_attitude_s att; memset(&att, 0, sizeof(att)); struct vehicle_local_position_s local_pos; @@ -274,10 +296,11 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) int vehicle_attitude_sub = orb_subscribe(ORB_ID(vehicle_attitude)); int optical_flow_sub = orb_subscribe(ORB_ID(optical_flow)); int vehicle_gps_position_sub = orb_subscribe(ORB_ID(vehicle_gps_position)); + int home_position_sub = orb_subscribe(ORB_ID(home_position)); /* advertise */ orb_advert_t vehicle_local_position_pub = orb_advertise(ORB_ID(vehicle_local_position), &local_pos); - orb_advert_t vehicle_global_position_pub = orb_advertise(ORB_ID(vehicle_global_position), &global_pos); + orb_advert_t vehicle_global_position_pub = -1; struct position_estimator_inav_params params; struct position_estimator_inav_param_handles pos_inav_param_handles; @@ -325,7 +348,6 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) mavlink_log_info(mavlink_fd, "[inav] baro offs: %.2f", baro_offset); local_pos.z_valid = true; local_pos.v_z_valid = true; - global_pos.baro_valid = true; } } } @@ -425,6 +447,10 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) if (updated) { orb_copy(ORB_ID(optical_flow), optical_flow_sub, &flow); + /* calculate time from previous update */ + float flow_dt = flow_prev > 0 ? (flow.flow_timestamp - flow_prev) * 1e-6f : 0.1f; + flow_prev = flow.flow_timestamp; + if (flow.ground_distance_m > 0.31f && flow.ground_distance_m < 4.0f && att.R[2][2] > 0.7 && flow.ground_distance_m != sonar_prev) { sonar_time = t; sonar_prev = flow.ground_distance_m; @@ -475,10 +501,10 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) flow_accurate = fabsf(body_v_est[1] / flow_dist - att.rollspeed) < max_flow && fabsf(body_v_est[0] / flow_dist + att.pitchspeed) < max_flow; - /* convert raw flow to angular flow */ + /* convert raw flow to angular flow (rad/s) */ float flow_ang[2]; - flow_ang[0] = flow.flow_raw_x * params.flow_k; - flow_ang[1] = flow.flow_raw_y * params.flow_k; + flow_ang[0] = flow.flow_raw_x * params.flow_k / 1000.0f / flow_dt; + flow_ang[1] = flow.flow_raw_y * params.flow_k / 1000.0f / flow_dt; /* flow measurements vector */ float flow_m[3]; flow_m[0] = -flow_ang[0] * flow_dist; @@ -503,8 +529,9 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) /* if flow is not accurate, reduce weight for it */ // TODO make this more fuzzy - if (!flow_accurate) + if (!flow_accurate) { w_flow *= 0.05f; + } flow_valid = true; @@ -516,32 +543,73 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) flow_updates++; } + /* home position */ + orb_check(home_position_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(home_position), home_position_sub, &home); + + if (home.timestamp != home_timestamp) { + home_timestamp = home.timestamp; + + double est_lat, est_lon; + float est_alt; + + if (ref_inited) { + /* calculate current estimated position in global frame */ + est_alt = local_pos.ref_alt - local_pos.z; + map_projection_reproject(&ref, local_pos.x, local_pos.y, &est_lat, &est_lon); + } + + /* update reference */ + map_projection_init(&ref, home.lat, home.lon); + + /* update baro offset */ + baro_offset += home.alt - local_pos.ref_alt; + + local_pos.ref_lat = home.lat; + local_pos.ref_lon = home.lon; + local_pos.ref_alt = home.alt; + local_pos.ref_timestamp = home.timestamp; + + if (ref_inited) { + /* reproject position estimate with new reference */ + map_projection_project(&ref, est_lat, est_lon, &x_est[0], &y_est[0]); + z_est[0] = -(est_alt - local_pos.ref_alt); + } + + ref_inited = true; + } + } + /* vehicle GPS position */ orb_check(vehicle_gps_position_sub, &updated); if (updated) { orb_copy(ORB_ID(vehicle_gps_position), vehicle_gps_position_sub, &gps); - if (gps.fix_type >= 3) { - /* hysteresis for GPS quality */ - if (gps_valid) { - if (gps.eph_m > 10.0f || gps.epv_m > 20.0f) { - gps_valid = false; - mavlink_log_info(mavlink_fd, "[inav] GPS signal lost"); - } + bool reset_est = false; - } else { - if (gps.eph_m < 5.0f && gps.epv_m < 10.0f) { - gps_valid = true; - mavlink_log_info(mavlink_fd, "[inav] GPS signal found"); - } + /* hysteresis for GPS quality */ + if (gps_valid) { + if (gps.eph_m > max_eph_epv * 1.5f || gps.epv_m > max_eph_epv * 1.5f || gps.fix_type < 3) { + gps_valid = false; + mavlink_log_info(mavlink_fd, "[inav] GPS signal lost"); } } else { - gps_valid = false; + if (gps.eph_m < max_eph_epv && gps.epv_m < max_eph_epv && gps.fix_type >= 3) { + gps_valid = true; + reset_est = true; + mavlink_log_info(mavlink_fd, "[inav] GPS signal found"); + } } if (gps_valid) { + double lat = gps.lat * 1e-7; + double lon = gps.lon * 1e-7; + float alt = gps.alt * 1e-3; + /* initialize reference position if needed */ if (!ref_inited) { if (ref_init_start == 0) { @@ -549,18 +617,25 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) } else if (t > ref_init_start + ref_init_delay) { ref_inited = true; - /* reference GPS position */ - double lat = gps.lat * 1e-7; - double lon = gps.lon * 1e-7; - float alt = gps.alt * 1e-3; - - local_pos.ref_lat = gps.lat; - local_pos.ref_lon = gps.lon; - local_pos.ref_alt = alt + z_est[0]; + /* update baro offset */ + baro_offset -= z_est[0]; + + /* set position estimate to (0, 0, 0), use GPS velocity for XY */ + x_est[0] = 0.0f; + x_est[1] = gps.vel_n_m_s; + x_est[2] = accel_NED[0]; + y_est[0] = 0.0f; + y_est[1] = gps.vel_e_m_s; + z_est[0] = 0.0f; + y_est[2] = accel_NED[1]; + + local_pos.ref_lat = lat; + local_pos.ref_lon = lon; + local_pos.ref_alt = alt; local_pos.ref_timestamp = t; /* initialize projection */ - map_projection_init(lat, lon); + map_projection_init(&ref, lat, lon); warnx("init ref: lat=%.7f, lon=%.7f, alt=%.2f", lat, lon, alt); mavlink_log_info(mavlink_fd, "[inav] init ref: lat=%.7f, lon=%.7f, alt=%.2f", lat, lon, alt); } @@ -569,11 +644,22 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) if (ref_inited) { /* project GPS lat lon to plane */ float gps_proj[2]; - map_projection_project(gps.lat * 1e-7, gps.lon * 1e-7, &(gps_proj[0]), &(gps_proj[1])); + map_projection_project(&ref, lat, lon, &(gps_proj[0]), &(gps_proj[1])); + + /* reset position estimate when GPS becomes good */ + if (reset_est) { + x_est[0] = gps_proj[0]; + x_est[1] = gps.vel_n_m_s; + x_est[2] = accel_NED[0]; + y_est[0] = gps_proj[1]; + y_est[1] = gps.vel_e_m_s; + y_est[2] = accel_NED[1]; + } + /* calculate correction for position */ corr_gps[0][0] = gps_proj[0] - x_est[0]; corr_gps[1][0] = gps_proj[1] - y_est[0]; - corr_gps[2][0] = local_pos.ref_alt - gps.alt * 1e-3 - z_est[0]; + corr_gps[2][0] = local_pos.ref_alt - alt - z_est[0]; /* calculate correction for velocity */ if (gps.vel_ned_valid) { @@ -587,8 +673,8 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) corr_gps[2][1] = 0.0f; } - w_gps_xy = 2.0f / fmaxf(2.0f, gps.eph_m); - w_gps_z = 4.0f / fmaxf(4.0f, gps.epv_m); + w_gps_xy = min_eph_epv / fmaxf(min_eph_epv, gps.eph_m); + w_gps_z = min_eph_epv / fmaxf(min_eph_epv, gps.epv_m); } } else { @@ -704,23 +790,34 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) /* inertial filter prediction for altitude */ inertial_filter_predict(dt, z_est); + if (!(isfinite(z_est[0]) && isfinite(z_est[1]) && isfinite(z_est[2]))) { + write_debug_log("BAD ESTIMATE AFTER Z PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + memcpy(z_est, z_est_prev, sizeof(z_est)); + } + /* inertial filter correction for altitude */ inertial_filter_correct(corr_baro, dt, z_est, 0, params.w_z_baro); inertial_filter_correct(corr_gps[2][0], dt, z_est, 0, w_z_gps_p); inertial_filter_correct(corr_acc[2], dt, z_est, 2, params.w_z_acc); - float x_est_prev[3], y_est_prev[3]; + if (!(isfinite(z_est[0]) && isfinite(z_est[1]) && isfinite(z_est[2]))) { + write_debug_log("BAD ESTIMATE AFTER Z CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + memcpy(z_est, z_est_prev, sizeof(z_est)); + memset(corr_acc, 0, sizeof(corr_acc)); + memset(corr_gps, 0, sizeof(corr_gps)); + corr_baro = 0; - memcpy(x_est_prev, x_est, sizeof(x_est)); - memcpy(y_est_prev, y_est, sizeof(y_est)); + } else { + memcpy(z_est_prev, z_est, sizeof(z_est)); + } if (can_estimate_xy) { /* inertial filter prediction for position */ inertial_filter_predict(dt, x_est); inertial_filter_predict(dt, y_est); - if (!isfinite(x_est[0]) || !isfinite(y_est[0])) { - write_debug_log("BAD ESTIMATE AFTER PREDICTION", dt, x_est, y_est, z_est, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(x_est[2]) && isfinite(y_est[0]) && isfinite(y_est[1]) && isfinite(y_est[2]))) { + write_debug_log("BAD ESTIMATE AFTER PREDICTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(x_est, x_est_prev, sizeof(x_est)); memcpy(y_est, y_est_prev, sizeof(y_est)); } @@ -744,13 +841,17 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) } } - if (!isfinite(x_est[0]) || !isfinite(y_est[0])) { - write_debug_log("BAD ESTIMATE AFTER CORRECTION", dt, x_est, y_est, z_est, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); + if (!(isfinite(x_est[0]) && isfinite(x_est[1]) && isfinite(x_est[2]) && isfinite(y_est[0]) && isfinite(y_est[1]) && isfinite(y_est[2]))) { + write_debug_log("BAD ESTIMATE AFTER CORRECTION", dt, x_est, y_est, z_est, x_est_prev, y_est_prev, z_est_prev, corr_acc, corr_gps, w_xy_gps_p, w_xy_gps_v); memcpy(x_est, x_est_prev, sizeof(x_est)); memcpy(y_est, y_est_prev, sizeof(y_est)); memset(corr_acc, 0, sizeof(corr_acc)); memset(corr_gps, 0, sizeof(corr_gps)); memset(corr_flow, 0, sizeof(corr_flow)); + + } else { + memcpy(x_est_prev, x_est, sizeof(x_est)); + memcpy(y_est_prev, y_est, sizeof(y_est)); } } @@ -808,7 +909,7 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) if (t > pub_last + pub_interval) { pub_last = t; /* publish local position */ - local_pos.xy_valid = can_estimate_xy && use_gps_xy; + local_pos.xy_valid = can_estimate_xy; local_pos.v_xy_valid = can_estimate_xy; local_pos.xy_global = local_pos.xy_valid && use_gps_xy; local_pos.z_global = local_pos.z_valid && use_gps_z; @@ -831,40 +932,35 @@ int position_estimator_inav_thread_main(int argc, char *argv[]) orb_publish(ORB_ID(vehicle_local_position), vehicle_local_position_pub, &local_pos); - /* publish global position */ - global_pos.global_valid = local_pos.xy_global; + if (local_pos.xy_global && local_pos.z_global) { + /* publish global position */ + global_pos.timestamp = t; + global_pos.time_gps_usec = gps.time_gps_usec; - if (local_pos.xy_global) { double est_lat, est_lon; - map_projection_reproject(local_pos.x, local_pos.y, &est_lat, &est_lon); + map_projection_reproject(&ref, local_pos.x, local_pos.y, &est_lat, &est_lon); + global_pos.lat = est_lat; global_pos.lon = est_lon; - global_pos.time_gps_usec = gps.time_gps_usec; - } + global_pos.alt = local_pos.ref_alt - local_pos.z; - /* set valid values even if position is not valid */ - if (local_pos.v_xy_valid) { global_pos.vel_n = local_pos.vx; global_pos.vel_e = local_pos.vy; - } - - if (local_pos.z_global) { - global_pos.alt = local_pos.ref_alt - local_pos.z; - } - - if (local_pos.z_valid) { - global_pos.baro_alt = baro_offset - local_pos.z; - } - - if (local_pos.v_z_valid) { global_pos.vel_d = local_pos.vz; - } - global_pos.yaw = local_pos.yaw; + global_pos.yaw = local_pos.yaw; + + // TODO implement dead-reckoning + global_pos.eph = gps.eph_m; + global_pos.epv = gps.epv_m; - global_pos.timestamp = t; + if (vehicle_global_position_pub < 0) { + vehicle_global_position_pub = orb_advertise(ORB_ID(vehicle_global_position), &global_pos); - orb_publish(ORB_ID(vehicle_global_position), vehicle_global_position_pub, &global_pos); + } else { + orb_publish(ORB_ID(vehicle_global_position), vehicle_global_position_pub, &global_pos); + } + } } } diff --git a/src/modules/position_estimator_inav/position_estimator_inav_params.c b/src/modules/position_estimator_inav/position_estimator_inav_params.c index dcad5c03b..2e4f26661 100644 --- a/src/modules/position_estimator_inav/position_estimator_inav_params.c +++ b/src/modules/position_estimator_inav/position_estimator_inav_params.c @@ -50,7 +50,7 @@ PARAM_DEFINE_FLOAT(INAV_W_XY_ACC, 20.0f); PARAM_DEFINE_FLOAT(INAV_W_XY_FLOW, 5.0f); PARAM_DEFINE_FLOAT(INAV_W_GPS_FLOW, 0.1f); PARAM_DEFINE_FLOAT(INAV_W_ACC_BIAS, 0.05f); -PARAM_DEFINE_FLOAT(INAV_FLOW_K, 0.0165f); +PARAM_DEFINE_FLOAT(INAV_FLOW_K, 0.15f); PARAM_DEFINE_FLOAT(INAV_FLOW_Q_MIN, 0.5f); PARAM_DEFINE_FLOAT(INAV_SONAR_FILT, 0.05f); PARAM_DEFINE_FLOAT(INAV_SONAR_ERR, 0.5f); diff --git a/src/modules/sdlog2/sdlog2.c b/src/modules/sdlog2/sdlog2.c index 611491cf9..b74d4183b 100644 --- a/src/modules/sdlog2/sdlog2.c +++ b/src/modules/sdlog2/sdlog2.c @@ -960,6 +960,7 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.msg_type = LOG_STAT_MSG; log_msg.body.log_STAT.main_state = (uint8_t) buf_status.main_state; log_msg.body.log_STAT.arming_state = (uint8_t) buf_status.arming_state; + log_msg.body.log_STAT.failsafe_state = (uint8_t) buf_status.failsafe_state; log_msg.body.log_STAT.battery_remaining = buf_status.battery_remaining; log_msg.body.log_STAT.battery_warning = (uint8_t) buf_status.battery_warning; log_msg.body.log_STAT.landed = (uint8_t) buf_status.condition_landed; @@ -1101,8 +1102,8 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_LPOS.vx = buf.local_pos.vx; log_msg.body.log_LPOS.vy = buf.local_pos.vy; log_msg.body.log_LPOS.vz = buf.local_pos.vz; - log_msg.body.log_LPOS.ref_lat = buf.local_pos.ref_lat; - log_msg.body.log_LPOS.ref_lon = buf.local_pos.ref_lon; + log_msg.body.log_LPOS.ref_lat = buf.local_pos.ref_lat * 1e7; + log_msg.body.log_LPOS.ref_lon = buf.local_pos.ref_lon * 1e7; log_msg.body.log_LPOS.ref_alt = buf.local_pos.ref_alt; log_msg.body.log_LPOS.xy_flags = (buf.local_pos.xy_valid ? 1 : 0) | (buf.local_pos.v_xy_valid ? 2 : 0) | (buf.local_pos.xy_global ? 8 : 0); log_msg.body.log_LPOS.z_flags = (buf.local_pos.z_valid ? 1 : 0) | (buf.local_pos.v_z_valid ? 2 : 0) | (buf.local_pos.z_global ? 8 : 0); @@ -1130,8 +1131,8 @@ int sdlog2_thread_main(int argc, char *argv[]) log_msg.body.log_GPOS.vel_n = buf.global_pos.vel_n; log_msg.body.log_GPOS.vel_e = buf.global_pos.vel_e; log_msg.body.log_GPOS.vel_d = buf.global_pos.vel_d; - log_msg.body.log_GPOS.baro_alt = buf.global_pos.baro_alt; - log_msg.body.log_GPOS.flags = (buf.global_pos.baro_valid ? 1 : 0) | (buf.global_pos.global_valid ? 2 : 0); + log_msg.body.log_GPOS.eph = buf.global_pos.eph; + log_msg.body.log_GPOS.epv = buf.global_pos.epv; LOGBUFFER_WRITE_AND_COUNT(GPOS); } @@ -1181,6 +1182,7 @@ int sdlog2_thread_main(int argc, char *argv[]) /* Copy only the first 8 channels of 14 */ memcpy(log_msg.body.log_RC.channel, buf.rc.chan, sizeof(log_msg.body.log_RC.channel)); log_msg.body.log_RC.channel_count = buf.rc.chan_count; + log_msg.body.log_RC.signal_lost = buf.rc.signal_lost; LOGBUFFER_WRITE_AND_COUNT(RC); } diff --git a/src/modules/sdlog2/sdlog2_messages.h b/src/modules/sdlog2/sdlog2_messages.h index 28d0706ff..595a787d6 100644 --- a/src/modules/sdlog2/sdlog2_messages.h +++ b/src/modules/sdlog2/sdlog2_messages.h @@ -154,6 +154,7 @@ struct log_ATTC_s { struct log_STAT_s { uint8_t main_state; uint8_t arming_state; + uint8_t failsafe_state; float battery_remaining; uint8_t battery_warning; uint8_t landed; @@ -164,6 +165,7 @@ struct log_STAT_s { struct log_RC_s { float channel[8]; uint8_t channel_count; + uint8_t signal_lost; }; /* --- OUT0 - ACTUATOR_0 OUTPUT --- */ @@ -209,8 +211,8 @@ struct log_GPOS_s { float vel_n; float vel_e; float vel_d; - float baro_alt; - uint8_t flags; + float eph; + float epv; }; /* --- GPSP - GLOBAL POSITION SETPOINT --- */ @@ -350,13 +352,13 @@ static const struct log_format_s log_formats[] = { LOG_FORMAT(LPSP, "ffff", "X,Y,Z,Yaw"), LOG_FORMAT(GPS, "QBffLLfffff", "GPSTime,FixType,EPH,EPV,Lat,Lon,Alt,VelN,VelE,VelD,Cog"), LOG_FORMAT(ATTC, "ffff", "Roll,Pitch,Yaw,Thrust"), - LOG_FORMAT(STAT, "BBfBB", "MainState,ArmState,BatRem,BatWarn,Landed"), - LOG_FORMAT(RC, "ffffffffB", "Ch0,Ch1,Ch2,Ch3,Ch4,Ch5,Ch6,Ch7,Count"), + LOG_FORMAT(STAT, "BBBfBB", "MainState,ArmState,FailsafeState,BatRem,BatWarn,Landed"), + LOG_FORMAT(RC, "ffffffffBB", "Ch0,Ch1,Ch2,Ch3,Ch4,Ch5,Ch6,Ch7,Count,SignalLost"), LOG_FORMAT(OUT0, "ffffffff", "Out0,Out1,Out2,Out3,Out4,Out5,Out6,Out7"), LOG_FORMAT(AIRS, "fff", "IndSpeed,TrueSpeed,AirTemp"), LOG_FORMAT(ARSP, "fff", "RollRateSP,PitchRateSP,YawRateSP"), LOG_FORMAT(FLOW, "hhfffBB", "RawX,RawY,CompX,CompY,Dist,Q,SensID"), - LOG_FORMAT(GPOS, "LLfffffB", "Lat,Lon,Alt,VelN,VelE,VelD,BaroAlt,Flags"), + LOG_FORMAT(GPOS, "LLffffff", "Lat,Lon,Alt,VelN,VelE,VelD,EPH,EPV"), LOG_FORMAT(GPSP, "BLLffBfbf", "NavState,Lat,Lon,Alt,Yaw,Type,LoitR,LoitDir,PitMin"), LOG_FORMAT(ESC, "HBBBHHHHHHfH", "count,nESC,Conn,N,Ver,Adr,Volt,Amp,RPM,Temp,SetP,SetPRAW"), LOG_FORMAT(GVSP, "fff", "VX,VY,VZ"), diff --git a/src/modules/sensors/sensor_params.c b/src/modules/sensors/sensor_params.c index 14f7ac812..bc49f5c85 100644 --- a/src/modules/sensors/sensor_params.c +++ b/src/modules/sensors/sensor_params.c @@ -594,13 +594,13 @@ PARAM_DEFINE_INT32(RC_MAP_RETURN_SW, 0); PARAM_DEFINE_INT32(RC_MAP_ASSIST_SW, 0); /** - * Mission switch channel mapping. + * Loiter switch channel mapping. * * @min 0 * @max 18 * @group Radio Calibration */ -PARAM_DEFINE_INT32(RC_MAP_MISSIO_SW, 0); +PARAM_DEFINE_INT32(RC_MAP_LOITER_SW, 0); //PARAM_DEFINE_INT32(RC_MAP_OFFB_SW, 0); @@ -648,27 +648,6 @@ PARAM_DEFINE_INT32(RC_MAP_AUX3, 0); /** - * Roll scaling factor - * - * @group Radio Calibration - */ -PARAM_DEFINE_FLOAT(RC_SCALE_ROLL, 0.6f); - -/** - * Pitch scaling factor - * - * @group Radio Calibration - */ -PARAM_DEFINE_FLOAT(RC_SCALE_PITCH, 0.6f); - -/** - * Yaw scaling factor - * - * @group Radio Calibration - */ -PARAM_DEFINE_FLOAT(RC_SCALE_YAW, 2.0f); - -/** * Failsafe channel PWM threshold. * * @min 800 diff --git a/src/modules/sensors/sensors.cpp b/src/modules/sensors/sensors.cpp index 67c725b1c..a73599526 100644 --- a/src/modules/sensors/sensors.cpp +++ b/src/modules/sensors/sensors.cpp @@ -135,7 +135,7 @@ */ #define PCB_TEMP_ESTIMATE_DEG 5.0f -#define limit_minus_one_to_one(arg) (arg < -1.0f) ? -1.0f : ((arg > 1.0f) ? 1.0f : arg) +#define STICK_ON_OFF_LIMIT 0.75f /** * Sensor app start / stop handling function @@ -167,7 +167,15 @@ public: private: static const unsigned _rc_max_chan_count = RC_INPUT_MAX_CHANNELS; /**< maximum number of r/c channels we handle */ - hrt_abstime _rc_last_valid; /**< last time we got a valid RC signal */ + /** + * Get and limit value for specified RC function. Returns NAN if not mapped. + */ + float get_rc_value(enum RC_CHANNELS_FUNCTION func, float min_value, float max_value); + + /** + * Get switch position for specified function. + */ + switch_pos_t get_rc_switch_position(enum RC_CHANNELS_FUNCTION func); /** * Gather and publish RC input data. @@ -246,7 +254,7 @@ private: int rc_map_mode_sw; int rc_map_return_sw; int rc_map_assisted_sw; - int rc_map_mission_sw; + int rc_map_loiter_sw; // int rc_map_offboard_ctrl_mode_sw; @@ -258,11 +266,6 @@ private: int rc_map_aux4; int rc_map_aux5; - float rc_scale_roll; - float rc_scale_pitch; - float rc_scale_yaw; - float rc_scale_flaps; - int32_t rc_fs_thr; float battery_voltage_scaling; @@ -294,7 +297,7 @@ private: param_t rc_map_mode_sw; param_t rc_map_return_sw; param_t rc_map_assisted_sw; - param_t rc_map_mission_sw; + param_t rc_map_loiter_sw; // param_t rc_map_offboard_ctrl_mode_sw; @@ -306,11 +309,6 @@ private: param_t rc_map_aux4; param_t rc_map_aux5; - param_t rc_scale_roll; - param_t rc_scale_pitch; - param_t rc_scale_yaw; - param_t rc_scale_flaps; - param_t rc_fs_thr; param_t battery_voltage_scaling; @@ -434,8 +432,6 @@ Sensors *g_sensors = nullptr; } Sensors::Sensors() : - _rc_last_valid(0), - _fd_adc(-1), _last_adc(0), @@ -470,6 +466,7 @@ Sensors::Sensors() : _battery_discharged(0), _battery_current_timestamp(0) { + memset(&_rc, 0, sizeof(_rc)); /* basic r/c parameters */ for (unsigned i = 0; i < _rc_max_chan_count; i++) { @@ -511,7 +508,7 @@ Sensors::Sensors() : /* optional mode switches, not mapped per default */ _parameter_handles.rc_map_assisted_sw = param_find("RC_MAP_ASSIST_SW"); - _parameter_handles.rc_map_mission_sw = param_find("RC_MAP_MISSIO_SW"); + _parameter_handles.rc_map_loiter_sw = param_find("RC_MAP_LOITER_SW"); // _parameter_handles.rc_map_offboard_ctrl_mode_sw = param_find("RC_MAP_OFFB_SW"); @@ -521,11 +518,6 @@ Sensors::Sensors() : _parameter_handles.rc_map_aux4 = param_find("RC_MAP_AUX4"); _parameter_handles.rc_map_aux5 = param_find("RC_MAP_AUX5"); - _parameter_handles.rc_scale_roll = param_find("RC_SCALE_ROLL"); - _parameter_handles.rc_scale_pitch = param_find("RC_SCALE_PITCH"); - _parameter_handles.rc_scale_yaw = param_find("RC_SCALE_YAW"); - _parameter_handles.rc_scale_flaps = param_find("RC_SCALE_FLAPS"); - /* RC failsafe */ _parameter_handles.rc_fs_thr = param_find("RC_FAILS_THR"); @@ -662,7 +654,7 @@ Sensors::parameters_update() warnx(paramerr); } - if (param_get(_parameter_handles.rc_map_mission_sw, &(_parameters.rc_map_mission_sw)) != OK) { + if (param_get(_parameter_handles.rc_map_loiter_sw, &(_parameters.rc_map_loiter_sw)) != OK) { warnx(paramerr); } @@ -679,10 +671,6 @@ Sensors::parameters_update() param_get(_parameter_handles.rc_map_aux3, &(_parameters.rc_map_aux3)); param_get(_parameter_handles.rc_map_aux4, &(_parameters.rc_map_aux4)); param_get(_parameter_handles.rc_map_aux5, &(_parameters.rc_map_aux5)); - param_get(_parameter_handles.rc_scale_roll, &(_parameters.rc_scale_roll)); - param_get(_parameter_handles.rc_scale_pitch, &(_parameters.rc_scale_pitch)); - param_get(_parameter_handles.rc_scale_yaw, &(_parameters.rc_scale_yaw)); - param_get(_parameter_handles.rc_scale_flaps, &(_parameters.rc_scale_flaps)); param_get(_parameter_handles.rc_fs_thr, &(_parameters.rc_fs_thr)); /* update RC function mappings */ @@ -694,7 +682,7 @@ Sensors::parameters_update() _rc.function[MODE] = _parameters.rc_map_mode_sw - 1; _rc.function[RETURN] = _parameters.rc_map_return_sw - 1; _rc.function[ASSISTED] = _parameters.rc_map_assisted_sw - 1; - _rc.function[MISSION] = _parameters.rc_map_mission_sw - 1; + _rc.function[LOITER] = _parameters.rc_map_loiter_sw - 1; _rc.function[FLAPS] = _parameters.rc_map_flaps - 1; @@ -1267,6 +1255,45 @@ Sensors::adc_poll(struct sensor_combined_s &raw) } } +float +Sensors::get_rc_value(enum RC_CHANNELS_FUNCTION func, float min_value, float max_value) +{ + if (_rc.function[func] >= 0) { + float value = _rc.chan[_rc.function[func]].scaled; + if (value < min_value) { + return min_value; + + } else if (value > max_value) { + return max_value; + + } else { + return value; + } + } else { + return 0.0f; + } +} + +switch_pos_t +Sensors::get_rc_switch_position(enum RC_CHANNELS_FUNCTION func) +{ + if (_rc.function[func] >= 0) { + float value = _rc.chan[_rc.function[func]].scaled; + if (value > STICK_ON_OFF_LIMIT) { + return SWITCH_POS_ON; + + } else if (value < -STICK_ON_OFF_LIMIT) { + return SWITCH_POS_OFF; + + } else { + return SWITCH_POS_MIDDLE; + } + + } else { + return SWITCH_POS_NONE; + } +} + void Sensors::rc_poll() { @@ -1275,45 +1302,32 @@ Sensors::rc_poll() if (rc_updated) { /* read low-level values from FMU or IO RC inputs (PPM, Spektrum, S.Bus) */ - struct rc_input_values rc_input; + struct rc_input_values rc_input; orb_copy(ORB_ID(input_rc), _rc_sub, &rc_input); - if (rc_input.rc_lost) - return; - - struct manual_control_setpoint_s manual_control; - struct actuator_controls_s actuator_group_3; - - /* initialize to default values */ - manual_control.roll = NAN; - manual_control.pitch = NAN; - manual_control.yaw = NAN; - manual_control.throttle = NAN; - - manual_control.mode_switch = NAN; - manual_control.return_switch = NAN; - manual_control.assisted_switch = NAN; - manual_control.mission_switch = NAN; -// manual_control.auto_offboard_input_switch = NAN; - - manual_control.flaps = NAN; - manual_control.aux1 = NAN; - manual_control.aux2 = NAN; - manual_control.aux3 = NAN; - manual_control.aux4 = NAN; - manual_control.aux5 = NAN; - - /* require at least four channels to consider the signal valid */ - if (rc_input.channel_count < 4) { - return; - } + /* detect RC signal loss */ + bool signal_lost; + + /* check flags and require at least four channels to consider the signal valid */ + if (rc_input.rc_lost || rc_input.rc_failsafe || rc_input.channel_count < 4) { + /* signal is lost or no enough channels */ + signal_lost = true; - /* check for failsafe */ - if ((rc_input.rc_failsafe) || ((_parameters.rc_fs_thr != 0) && (((rc_input.values[_rc.function[THROTTLE]] < _parameters.min[_rc.function[THROTTLE]]) && (rc_input.values[_rc.function[THROTTLE]] < _parameters.rc_fs_thr)) - || ((rc_input.values[_rc.function[THROTTLE]] > _parameters.max[_rc.function[THROTTLE]]) && (rc_input.values[_rc.function[THROTTLE]] > _parameters.rc_fs_thr))))) { - /* do not publish manual control setpoints when there are none */ - return; + } else { + /* signal looks good */ + signal_lost = false; + + /* check throttle failsafe */ + int8_t thr_ch = _rc.function[THROTTLE]; + if (_parameters.rc_fs_thr > 0 && thr_ch >= 0) { + /* throttle failsafe configured */ + if ((_parameters.rc_fs_thr < _parameters.min[thr_ch] && rc_input.values[thr_ch] < _parameters.rc_fs_thr) || + (_parameters.rc_fs_thr > _parameters.max[thr_ch] && rc_input.values[thr_ch] > _parameters.rc_fs_thr)) { + /* throttle failsafe triggered, signal is lost by receiver */ + signal_lost = true; + } + } } unsigned channel_limit = rc_input.channel_count; @@ -1321,10 +1335,7 @@ Sensors::rc_poll() if (channel_limit > _rc_max_chan_count) channel_limit = _rc_max_chan_count; - /* we are accepting this message */ - _rc_last_valid = rc_input.timestamp_last_signal; - - /* Read out values from raw message */ + /* read out and scale values from raw message even if signal is invalid */ for (unsigned int i = 0; i < channel_limit; i++) { /* @@ -1371,130 +1382,75 @@ Sensors::rc_poll() } _rc.chan_count = rc_input.channel_count; + _rc.rssi = rc_input.rssi; + _rc.signal_lost = signal_lost; _rc.timestamp = rc_input.timestamp_last_signal; - manual_control.timestamp = rc_input.timestamp_last_signal; - - /* roll input - rolling right is stick-wise and rotation-wise positive */ - manual_control.roll = limit_minus_one_to_one(_rc.chan[_rc.function[ROLL]].scaled); - /* - * pitch input - stick down is negative, but stick down is pitching up (pos) in NED, - * so reverse sign. - */ - manual_control.pitch = limit_minus_one_to_one(-1.0f * _rc.chan[_rc.function[PITCH]].scaled); - /* yaw input - stick right is positive and positive rotation */ - manual_control.yaw = limit_minus_one_to_one(_rc.chan[_rc.function[YAW]].scaled); - /* throttle input */ - manual_control.throttle = _rc.chan[_rc.function[THROTTLE]].scaled; - - if (manual_control.throttle < 0.0f) manual_control.throttle = 0.0f; - - if (manual_control.throttle > 1.0f) manual_control.throttle = 1.0f; - - /* scale output */ - if (isfinite(_parameters.rc_scale_roll) && _parameters.rc_scale_roll > 0.0f) { - manual_control.roll *= _parameters.rc_scale_roll; - } - - if (isfinite(_parameters.rc_scale_pitch) && _parameters.rc_scale_pitch > 0.0f) { - manual_control.pitch *= _parameters.rc_scale_pitch; - } - - if (isfinite(_parameters.rc_scale_yaw) && _parameters.rc_scale_yaw > 0.0f) { - manual_control.yaw *= _parameters.rc_scale_yaw; - } - - /* flaps */ - if (_rc.function[FLAPS] >= 0) { - - manual_control.flaps = limit_minus_one_to_one(_rc.chan[_rc.function[FLAPS]].scaled); - - if (isfinite(_parameters.rc_scale_flaps) && _parameters.rc_scale_flaps > 0.0f) { - manual_control.flaps *= _parameters.rc_scale_flaps; - } - } - - /* mode switch input */ - if (_rc.function[MODE] >= 0) { - manual_control.mode_switch = limit_minus_one_to_one(_rc.chan[_rc.function[MODE]].scaled); - } - - /* assisted switch input */ - if (_rc.function[ASSISTED] >= 0) { - manual_control.assisted_switch = limit_minus_one_to_one(_rc.chan[_rc.function[ASSISTED]].scaled); - } - - /* mission switch input */ - if (_rc.function[MISSION] >= 0) { - manual_control.mission_switch = limit_minus_one_to_one(_rc.chan[_rc.function[MISSION]].scaled); - } - - /* return switch input */ - if (_rc.function[RETURN] >= 0) { - manual_control.return_switch = limit_minus_one_to_one(_rc.chan[_rc.function[RETURN]].scaled); - } - -// if (_rc.function[OFFBOARD_MODE] >= 0) { -// manual_control.auto_offboard_input_switch = limit_minus_one_to_one(_rc.chan[_rc.function[OFFBOARD_MODE]].scaled); -// } - - /* aux functions, only assign if valid mapping is present */ - if (_rc.function[AUX_1] >= 0) { - manual_control.aux1 = limit_minus_one_to_one(_rc.chan[_rc.function[AUX_1]].scaled); - } - - if (_rc.function[AUX_2] >= 0) { - manual_control.aux2 = limit_minus_one_to_one(_rc.chan[_rc.function[AUX_2]].scaled); - } - - if (_rc.function[AUX_3] >= 0) { - manual_control.aux3 = limit_minus_one_to_one(_rc.chan[_rc.function[AUX_3]].scaled); - } - - if (_rc.function[AUX_4] >= 0) { - manual_control.aux4 = limit_minus_one_to_one(_rc.chan[_rc.function[AUX_4]].scaled); - } - - if (_rc.function[AUX_5] >= 0) { - manual_control.aux5 = limit_minus_one_to_one(_rc.chan[_rc.function[AUX_5]].scaled); - } - - /* copy from mapped manual control to control group 3 */ - actuator_group_3.control[0] = manual_control.roll; - actuator_group_3.control[1] = manual_control.pitch; - actuator_group_3.control[2] = manual_control.yaw; - actuator_group_3.control[3] = manual_control.throttle; - actuator_group_3.control[4] = manual_control.flaps; - actuator_group_3.control[5] = manual_control.aux1; - actuator_group_3.control[6] = manual_control.aux2; - actuator_group_3.control[7] = manual_control.aux3; - - /* check if ready for publishing */ + /* publish rc_channels topic even if signal is invalid, for debug */ if (_rc_pub > 0) { orb_publish(ORB_ID(rc_channels), _rc_pub, &_rc); } else { - /* advertise the rc topic */ _rc_pub = orb_advertise(ORB_ID(rc_channels), &_rc); } - /* check if ready for publishing */ - if (_manual_control_pub > 0) { - orb_publish(ORB_ID(manual_control_setpoint), _manual_control_pub, &manual_control); + if (!signal_lost) { + struct manual_control_setpoint_s manual; + memset(&manual, 0 , sizeof(manual)); + + /* fill values in manual_control_setpoint topic only if signal is valid */ + manual.timestamp = rc_input.timestamp_last_signal; + + /* limit controls */ + manual.roll = get_rc_value(ROLL, -1.0, 1.0); + manual.pitch = get_rc_value(PITCH, -1.0, 1.0); + manual.yaw = get_rc_value(YAW, -1.0, 1.0); + manual.throttle = get_rc_value(THROTTLE, 0.0, 1.0); + manual.flaps = get_rc_value(FLAPS, -1.0, 1.0); + manual.aux1 = get_rc_value(AUX_1, -1.0, 1.0); + manual.aux2 = get_rc_value(AUX_2, -1.0, 1.0); + manual.aux3 = get_rc_value(AUX_3, -1.0, 1.0); + manual.aux4 = get_rc_value(AUX_4, -1.0, 1.0); + manual.aux5 = get_rc_value(AUX_5, -1.0, 1.0); + + /* mode switches */ + manual.mode_switch = get_rc_switch_position(MODE); + manual.assisted_switch = get_rc_switch_position(ASSISTED); + manual.loiter_switch = get_rc_switch_position(LOITER); + manual.return_switch = get_rc_switch_position(RETURN); + + /* publish manual_control_setpoint topic */ + if (_manual_control_pub > 0) { + orb_publish(ORB_ID(manual_control_setpoint), _manual_control_pub, &manual); - } else { - _manual_control_pub = orb_advertise(ORB_ID(manual_control_setpoint), &manual_control); - } + } else { + _manual_control_pub = orb_advertise(ORB_ID(manual_control_setpoint), &manual); + } - /* check if ready for publishing */ - if (_actuator_group_3_pub > 0) { - orb_publish(ORB_ID(actuator_controls_3), _actuator_group_3_pub, &actuator_group_3); + /* copy from mapped manual control to control group 3 */ + struct actuator_controls_s actuator_group_3; + memset(&actuator_group_3, 0 , sizeof(actuator_group_3)); - } else { - _actuator_group_3_pub = orb_advertise(ORB_ID(actuator_controls_3), &actuator_group_3); + actuator_group_3.timestamp = rc_input.timestamp_last_signal; + + actuator_group_3.control[0] = manual.roll; + actuator_group_3.control[1] = manual.pitch; + actuator_group_3.control[2] = manual.yaw; + actuator_group_3.control[3] = manual.throttle; + actuator_group_3.control[4] = manual.flaps; + actuator_group_3.control[5] = manual.aux1; + actuator_group_3.control[6] = manual.aux2; + actuator_group_3.control[7] = manual.aux3; + + /* publish actuator_controls_3 topic */ + if (_actuator_group_3_pub > 0) { + orb_publish(ORB_ID(actuator_controls_3), _actuator_group_3_pub, &actuator_group_3); + + } else { + _actuator_group_3_pub = orb_advertise(ORB_ID(actuator_controls_3), &actuator_group_3); + } } } - } void diff --git a/src/modules/uORB/topics/manual_control_setpoint.h b/src/modules/uORB/topics/manual_control_setpoint.h index eac6d6e98..a23d89cd2 100644 --- a/src/modules/uORB/topics/manual_control_setpoint.h +++ b/src/modules/uORB/topics/manual_control_setpoint.h @@ -44,6 +44,16 @@ #include "../uORB.h" /** + * Switch position + */ +typedef enum { + SWITCH_POS_NONE = 0, /**< switch is not mapped */ + SWITCH_POS_ON, /**< switch activated (value = 1) */ + SWITCH_POS_MIDDLE, /**< middle position (value = 0) */ + SWITCH_POS_OFF /**< switch not activated (value = -1) */ +} switch_pos_t; + +/** * @addtogroup topics * @{ */ @@ -51,32 +61,25 @@ struct manual_control_setpoint_s { uint64_t timestamp; - float roll; /**< ailerons roll / roll rate input */ - float pitch; /**< elevator / pitch / pitch rate */ - float yaw; /**< rudder / yaw rate / yaw */ - float throttle; /**< throttle / collective thrust / altitude */ - - float mode_switch; /**< mode 3 position switch (mandatory): manual, assisted, auto */ - float return_switch; /**< land 2 position switch (mandatory): land, no effect */ - float assisted_switch; /**< assisted 2 position switch (optional): seatbelt, simple */ - float mission_switch; /**< mission 2 position switch (optional): mission, loiter */ - /** - * Any of the channels below may not be available and be set to NaN + * Any of the channels may not be available and be set to NaN * to indicate that it does not contain valid data. */ - - // XXX needed or parameter? - //float auto_offboard_input_switch; /**< controller setpoint source (0 = onboard, 1 = offboard) */ - - float flaps; /**< flap position */ - + float roll; /**< ailerons roll / roll rate input, -1..1 */ + float pitch; /**< elevator / pitch / pitch rate, -1..1 */ + float yaw; /**< rudder / yaw rate / yaw, -1..1 */ + float throttle; /**< throttle / collective thrust / altitude, 0..1 */ + float flaps; /**< flap position */ float aux1; /**< default function: camera yaw / azimuth */ float aux2; /**< default function: camera pitch / tilt */ float aux3; /**< default function: camera trigger */ float aux4; /**< default function: camera roll */ float aux5; /**< default function: payload drop */ + switch_pos_t mode_switch; /**< mode 3 position switch (mandatory): manual, assisted, auto */ + switch_pos_t return_switch; /**< land 2 position switch (mandatory): land, no effect */ + switch_pos_t assisted_switch; /**< assisted 2 position switch (optional): seatbelt, simple */ + switch_pos_t loiter_switch; /**< mission 2 position switch (optional): mission, loiter */ }; /**< manual control inputs */ /** diff --git a/src/modules/uORB/topics/optical_flow.h b/src/modules/uORB/topics/optical_flow.h index 98f0e3fa2..0196ae86b 100644 --- a/src/modules/uORB/topics/optical_flow.h +++ b/src/modules/uORB/topics/optical_flow.h @@ -57,6 +57,7 @@ struct optical_flow_s { uint64_t timestamp; /**< in microseconds since system start */ + uint64_t flow_timestamp; /**< timestamp from flow sensor */ int16_t flow_raw_x; /**< flow in pixels in X direction, not rotation-compensated */ int16_t flow_raw_y; /**< flow in pixels in Y direction, not rotation-compensated */ float flow_comp_x_m; /**< speed over ground in meters, rotation-compensated */ diff --git a/src/modules/uORB/topics/rc_channels.h b/src/modules/uORB/topics/rc_channels.h index 6eb20efd1..c168b2fac 100644 --- a/src/modules/uORB/topics/rc_channels.h +++ b/src/modules/uORB/topics/rc_channels.h @@ -65,7 +65,7 @@ enum RC_CHANNELS_FUNCTION { MODE = 4, RETURN = 5, ASSISTED = 6, - MISSION = 7, + LOITER = 7, OFFBOARD_MODE = 8, FLAPS = 9, AUX_1 = 10, @@ -94,6 +94,7 @@ struct rc_channels_s { char function_name[RC_CHANNELS_FUNCTION_MAX][20]; int8_t function[RC_CHANNELS_FUNCTION_MAX]; uint8_t rssi; /**< Overall receive signal strength */ + bool signal_lost; /**< control signal lost, should be checked together with topic timeout */ }; /**< radio control channels. */ /** diff --git a/src/modules/uORB/topics/vehicle_global_position.h b/src/modules/uORB/topics/vehicle_global_position.h index adcd028f0..4897ca737 100644 --- a/src/modules/uORB/topics/vehicle_global_position.h +++ b/src/modules/uORB/topics/vehicle_global_position.h @@ -63,9 +63,6 @@ struct vehicle_global_position_s { uint64_t timestamp; /**< Time of this estimate, in microseconds since system start */ - bool global_valid; /**< true if position satisfies validity criteria of estimator */ - bool baro_valid; /**< true if baro_alt is valid (vel_d is also valid in this case) */ - uint64_t time_gps_usec; /**< GPS timestamp in microseconds */ double lat; /**< Latitude in degrees */ double lon; /**< Longitude in degrees */ @@ -74,8 +71,8 @@ struct vehicle_global_position_s { float vel_e; /**< Ground east velocity, m/s */ float vel_d; /**< Ground downside velocity, m/s */ float yaw; /**< Yaw in radians -PI..+PI. */ - - float baro_alt; /**< Barometric altitude (not raw baro but fused with accelerometer) */ + float eph; + float epv; }; /** diff --git a/src/modules/uORB/topics/vehicle_local_position.h b/src/modules/uORB/topics/vehicle_local_position.h index db9637cd9..a15303ea4 100644 --- a/src/modules/uORB/topics/vehicle_local_position.h +++ b/src/modules/uORB/topics/vehicle_local_position.h @@ -1,7 +1,6 @@ /**************************************************************************** * * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: @author Lorenz Meier <lm@inf.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +34,9 @@ /** * @file vehicle_local_position.h * Definition of the local fused NED position uORB topic. + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #ifndef TOPIC_VEHICLE_LOCAL_POSITION_H_ @@ -72,8 +74,8 @@ struct vehicle_local_position_s { bool xy_global; /**< true if position (x, y) is valid and has valid global reference (ref_lat, ref_lon) */ bool z_global; /**< true if z is valid and has valid global reference (ref_alt) */ uint64_t ref_timestamp; /**< Time when reference position was set */ - int32_t ref_lat; /**< Reference point latitude in 1E7 degrees */ - int32_t ref_lon; /**< Reference point longitude in 1E7 degrees */ + double ref_lat; /**< Reference point latitude in degrees */ + double ref_lon; /**< Reference point longitude in degrees */ float ref_alt; /**< Reference altitude AMSL in meters, MUST be set to current (not at reference point!) ground level */ bool landed; /**< true if vehicle is landed */ /* Distance to surface */ diff --git a/src/modules/uORB/topics/vehicle_status.h b/src/modules/uORB/topics/vehicle_status.h index 256c5134c..435230432 100644 --- a/src/modules/uORB/topics/vehicle_status.h +++ b/src/modules/uORB/topics/vehicle_status.h @@ -95,29 +95,6 @@ typedef enum { FAILSAFE_STATE_MAX } failsafe_state_t; -typedef enum { - MODE_SWITCH_MANUAL = 0, - MODE_SWITCH_ASSISTED, - MODE_SWITCH_AUTO -} mode_switch_pos_t; - -typedef enum { - ASSISTED_SWITCH_SEATBELT = 0, - ASSISTED_SWITCH_EASY -} assisted_switch_pos_t; - -typedef enum { - RETURN_SWITCH_NONE = 0, - RETURN_SWITCH_NORMAL, - RETURN_SWITCH_RETURN -} return_switch_pos_t; - -typedef enum { - MISSION_SWITCH_NONE = 0, - MISSION_SWITCH_LOITER, - MISSION_SWITCH_MISSION -} mission_switch_pos_t; - enum VEHICLE_MODE_FLAG { VEHICLE_MODE_FLAG_SAFETY_ARMED = 128, VEHICLE_MODE_FLAG_MANUAL_INPUT_ENABLED = 64, @@ -189,11 +166,6 @@ struct vehicle_status_s { bool is_rotary_wing; - mode_switch_pos_t mode_switch; - return_switch_pos_t return_switch; - assisted_switch_pos_t assisted_switch; - mission_switch_pos_t mission_switch; - bool condition_battery_voltage_valid; bool condition_system_in_air_restore; /**< true if we can restore in mid air */ bool condition_system_sensors_initialized; |