From 3686431231af3dbbc3ca65417e9d1ca2dcd9d1de Mon Sep 17 00:00:00 2001 From: Lorenz Meier Date: Thu, 4 Jul 2013 15:41:42 +0200 Subject: [PATCH] Removed leftover mavlink_receiver.c file --- src/modules/mavlink/mavlink_receiver.c | 600 ------------------------- 1 file changed, 600 deletions(-) delete mode 100644 src/modules/mavlink/mavlink_receiver.c diff --git a/src/modules/mavlink/mavlink_receiver.c b/src/modules/mavlink/mavlink_receiver.c deleted file mode 100644 index 940d030b2c..0000000000 --- a/src/modules/mavlink/mavlink_receiver.c +++ /dev/null @@ -1,600 +0,0 @@ -/**************************************************************************** - * - * Copyright (C) 2012 PX4 Development Team. All rights reserved. - * Author: Lorenz Meier - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * 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 documentation and/or other materials provided with the - * distribution. - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "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, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/** - * @file mavlink_receiver.c - * MAVLink protocol message receive and dispatch - * - * @author Lorenz Meier - */ - -/* XXX trim includes */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "mavlink_bridge_header.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -#include "waypoints.h" -#include "orb_topics.h" -#include "missionlib.h" -#include "mavlink_hil.h" -#include "mavlink_parameters.h" -#include "util.h" - -/* XXX should be in a header somewhere */ -pthread_t receive_start(int uart); - -static void handle_message(mavlink_message_t *msg); -static void *receive_thread(void *arg); - -static mavlink_status_t status; -static struct vehicle_vicon_position_s vicon_position; -static struct vehicle_command_s vcmd; -static struct offboard_control_setpoint_s offboard_control_sp; - -struct vehicle_global_position_s hil_global_pos; -struct vehicle_attitude_s hil_attitude; -struct vehicle_gps_position_s hil_gps; -struct sensor_combined_s hil_sensors; -orb_advert_t pub_hil_global_pos = -1; -orb_advert_t pub_hil_attitude = -1; -orb_advert_t pub_hil_gps = -1; -orb_advert_t pub_hil_sensors = -1; - -static orb_advert_t cmd_pub = -1; -static orb_advert_t flow_pub = -1; - -static orb_advert_t offboard_control_sp_pub = -1; -static orb_advert_t vicon_position_pub = -1; - -extern bool gcs_link; - -static void -handle_message(mavlink_message_t *msg) -{ - if (msg->msgid == MAVLINK_MSG_ID_COMMAND_LONG) { - - mavlink_command_long_t cmd_mavlink; - mavlink_msg_command_long_decode(msg, &cmd_mavlink); - - if (cmd_mavlink.target_system == mavlink_system.sysid && ((cmd_mavlink.target_component == mavlink_system.compid) - || (cmd_mavlink.target_component == MAV_COMP_ID_ALL))) { - //check for MAVLINK terminate command - if (cmd_mavlink.command == MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN && ((int)cmd_mavlink.param1) == 3) { - /* This is the link shutdown command, terminate mavlink */ - printf("[mavlink] Terminating .. \n"); - fflush(stdout); - usleep(50000); - - /* terminate other threads and this thread */ - thread_should_exit = true; - - } else { - - /* Copy the content of mavlink_command_long_t cmd_mavlink into command_t cmd */ - vcmd.param1 = cmd_mavlink.param1; - vcmd.param2 = cmd_mavlink.param2; - vcmd.param3 = cmd_mavlink.param3; - vcmd.param4 = cmd_mavlink.param4; - vcmd.param5 = cmd_mavlink.param5; - vcmd.param6 = cmd_mavlink.param6; - vcmd.param7 = cmd_mavlink.param7; - vcmd.command = cmd_mavlink.command; - vcmd.target_system = cmd_mavlink.target_system; - vcmd.target_component = cmd_mavlink.target_component; - vcmd.source_system = msg->sysid; - vcmd.source_component = msg->compid; - vcmd.confirmation = cmd_mavlink.confirmation; - - /* check if topic is advertised */ - if (cmd_pub <= 0) { - cmd_pub = orb_advertise(ORB_ID(vehicle_command), &vcmd); - } - - /* publish */ - orb_publish(ORB_ID(vehicle_command), cmd_pub, &vcmd); - } - } - } - - if (msg->msgid == MAVLINK_MSG_ID_OPTICAL_FLOW) { - mavlink_optical_flow_t flow; - mavlink_msg_optical_flow_decode(msg, &flow); - - struct optical_flow_s f; - - f.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; - f.flow_comp_y_m = flow.flow_comp_m_y; - f.ground_distance_m = flow.ground_distance; - f.quality = flow.quality; - f.sensor_id = flow.sensor_id; - - /* check if topic is advertised */ - if (flow_pub <= 0) { - flow_pub = orb_advertise(ORB_ID(optical_flow), &f); - - } else { - /* publish */ - orb_publish(ORB_ID(optical_flow), flow_pub, &f); - } - } - - if (msg->msgid == MAVLINK_MSG_ID_SET_MODE) { - /* Set mode on request */ - mavlink_set_mode_t new_mode; - mavlink_msg_set_mode_decode(msg, &new_mode); - - /* Copy the content of mavlink_command_long_t cmd_mavlink into command_t cmd */ - vcmd.param1 = new_mode.base_mode; - vcmd.param2 = new_mode.custom_mode; - vcmd.param3 = 0; - vcmd.param4 = 0; - vcmd.param5 = 0; - vcmd.param6 = 0; - vcmd.param7 = 0; - vcmd.command = MAV_CMD_DO_SET_MODE; - vcmd.target_system = new_mode.target_system; - vcmd.target_component = MAV_COMP_ID_ALL; - vcmd.source_system = msg->sysid; - vcmd.source_component = msg->compid; - vcmd.confirmation = 1; - - /* check if topic is advertised */ - if (cmd_pub <= 0) { - cmd_pub = orb_advertise(ORB_ID(vehicle_command), &vcmd); - - } else { - /* create command */ - orb_publish(ORB_ID(vehicle_command), cmd_pub, &vcmd); - } - } - - /* Handle Vicon position estimates */ - if (msg->msgid == MAVLINK_MSG_ID_VICON_POSITION_ESTIMATE) { - mavlink_vicon_position_estimate_t pos; - mavlink_msg_vicon_position_estimate_decode(msg, &pos); - - vicon_position.timestamp = hrt_absolute_time(); - - vicon_position.x = pos.x; - vicon_position.y = pos.y; - vicon_position.z = pos.z; - - vicon_position.roll = pos.roll; - vicon_position.pitch = pos.pitch; - vicon_position.yaw = pos.yaw; - - if (vicon_position_pub <= 0) { - vicon_position_pub = orb_advertise(ORB_ID(vehicle_vicon_position), &vicon_position); - - } else { - orb_publish(ORB_ID(vehicle_vicon_position), vicon_position_pub, &vicon_position); - } - } - - /* Handle quadrotor motor setpoints */ - - if (msg->msgid == MAVLINK_MSG_ID_SET_QUAD_SWARM_ROLL_PITCH_YAW_THRUST) { - mavlink_set_quad_swarm_roll_pitch_yaw_thrust_t quad_motors_setpoint; - mavlink_msg_set_quad_swarm_roll_pitch_yaw_thrust_decode(msg, &quad_motors_setpoint); - - if (mavlink_system.sysid < 4) { - - /* switch to a receiving link mode */ - gcs_link = false; - - /* - * rate control mode - defined by MAVLink - */ - - uint8_t ml_mode = 0; - bool ml_armed = false; - - switch (quad_motors_setpoint.mode) { - case 0: - ml_armed = false; - break; - - case 1: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_RATES; - ml_armed = true; - - break; - - case 2: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_ATTITUDE; - ml_armed = true; - - break; - - case 3: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_VELOCITY; - break; - - case 4: - ml_mode = OFFBOARD_CONTROL_MODE_DIRECT_POSITION; - break; - } - - offboard_control_sp.p1 = (float)quad_motors_setpoint.roll[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p2 = (float)quad_motors_setpoint.pitch[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p3 = (float)quad_motors_setpoint.yaw[mavlink_system.sysid - 1] / (float)INT16_MAX; - offboard_control_sp.p4 = (float)quad_motors_setpoint.thrust[mavlink_system.sysid - 1] / (float)UINT16_MAX; - - if (quad_motors_setpoint.thrust[mavlink_system.sysid - 1] == 0) { - ml_armed = false; - } - - offboard_control_sp.armed = ml_armed; - offboard_control_sp.mode = ml_mode; - - offboard_control_sp.timestamp = hrt_absolute_time(); - - /* check if topic has to be advertised */ - if (offboard_control_sp_pub <= 0) { - offboard_control_sp_pub = orb_advertise(ORB_ID(offboard_control_setpoint), &offboard_control_sp); - - } else { - /* Publish */ - orb_publish(ORB_ID(offboard_control_setpoint), offboard_control_sp_pub, &offboard_control_sp); - } - } - } - - /* - * Only decode hil messages in HIL mode. - * - * 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 - */ - - if (mavlink_hil_enabled) { - - uint64_t timestamp = hrt_absolute_time(); - - if (msg->msgid == MAVLINK_MSG_ID_HIGHRES_IMU) { - - mavlink_highres_imu_t imu; - mavlink_msg_highres_imu_decode(msg, &imu); - - /* packet counter */ - static uint16_t hil_counter = 0; - static uint16_t hil_frames = 0; - static uint64_t old_timestamp = 0; - - /* sensors general */ - hil_sensors.timestamp = hrt_absolute_time(); - - /* hil gyro */ - static const float mrad2rad = 1.0e-3f; - hil_sensors.gyro_counter = hil_counter; - hil_sensors.gyro_raw[0] = imu.xgyro / mrad2rad; - hil_sensors.gyro_raw[1] = imu.ygyro / mrad2rad; - hil_sensors.gyro_raw[2] = imu.zgyro / mrad2rad; - hil_sensors.gyro_rad_s[0] = imu.xgyro; - hil_sensors.gyro_rad_s[1] = imu.ygyro; - hil_sensors.gyro_rad_s[2] = imu.zgyro; - - /* accelerometer */ - hil_sensors.accelerometer_counter = hil_counter; - static const float mg2ms2 = 9.8f / 1000.0f; - hil_sensors.accelerometer_raw[0] = imu.xacc / mg2ms2; - hil_sensors.accelerometer_raw[1] = imu.yacc / mg2ms2; - hil_sensors.accelerometer_raw[2] = imu.zacc / mg2ms2; - hil_sensors.accelerometer_m_s2[0] = imu.xacc; - hil_sensors.accelerometer_m_s2[1] = imu.yacc; - hil_sensors.accelerometer_m_s2[2] = imu.zacc; - hil_sensors.accelerometer_mode = 0; // TODO what is this? - hil_sensors.accelerometer_range_m_s2 = 32.7f; // int16 - - /* adc */ - hil_sensors.adc_voltage_v[0] = 0; - hil_sensors.adc_voltage_v[1] = 0; - hil_sensors.adc_voltage_v[2] = 0; - - /* magnetometer */ - float mga2ga = 1.0e-3f; - hil_sensors.magnetometer_counter = hil_counter; - hil_sensors.magnetometer_raw[0] = imu.xmag / mga2ga; - hil_sensors.magnetometer_raw[1] = imu.ymag / mga2ga; - hil_sensors.magnetometer_raw[2] = imu.zmag / mga2ga; - hil_sensors.magnetometer_ga[0] = imu.xmag; - hil_sensors.magnetometer_ga[1] = imu.ymag; - hil_sensors.magnetometer_ga[2] = imu.zmag; - hil_sensors.magnetometer_range_ga = 32.7f; // int16 - hil_sensors.magnetometer_mode = 0; // TODO what is this - hil_sensors.magnetometer_cuttoff_freq_hz = 50.0f; - - /* baro */ - hil_sensors.baro_pres_mbar = imu.abs_pressure; - hil_sensors.baro_alt_meter = imu.pressure_alt; - hil_sensors.baro_temp_celcius = imu.temperature; - - hil_sensors.gyro_counter = hil_counter; - hil_sensors.magnetometer_counter = hil_counter; - hil_sensors.accelerometer_counter = hil_counter; - - /* publish */ - orb_publish(ORB_ID(sensor_combined), pub_hil_sensors, &hil_sensors); - - // increment counters - hil_counter++; - hil_frames++; - - // output - if ((timestamp - old_timestamp) > 10000000) { - printf("receiving hil imu at %d hz\n", hil_frames/10); - old_timestamp = timestamp; - hil_frames = 0; - } - } - - if (msg->msgid == MAVLINK_MSG_ID_GPS_RAW_INT) { - - mavlink_gps_raw_int_t gps; - mavlink_msg_gps_raw_int_decode(msg, &gps); - - /* packet counter */ - static uint16_t hil_counter = 0; - static uint16_t hil_frames = 0; - static uint64_t old_timestamp = 0; - - /* gps */ - hil_gps.timestamp_position = gps.time_usec; - hil_gps.time_gps_usec = gps.time_usec; - hil_gps.lat = gps.lat; - hil_gps.lon = gps.lon; - hil_gps.alt = gps.alt; - hil_gps.eph_m = (float)gps.eph * 1e-2f; // from cm to m - hil_gps.epv_m = (float)gps.epv * 1e-2f; // from cm to m - hil_gps.s_variance_m_s = 5.0f; - hil_gps.p_variance_m = hil_gps.eph_m * hil_gps.eph_m; - hil_gps.vel_m_s = (float)gps.vel * 1e-2f; // from cm/s to m/s - - /* gps.cog is in degrees 0..360 * 100, heading is -PI..+PI */ - float heading_rad = gps.cog * M_DEG_TO_RAD_F * 1e-2f; - /* go back to -PI..PI */ - if (heading_rad > M_PI_F) - heading_rad -= 2.0f * M_PI_F; - hil_gps.vel_n_m_s = (float)gps.vel * 1e-2f * cosf(heading_rad); - hil_gps.vel_e_m_s = (float)gps.vel * 1e-2f * sinf(heading_rad); - hil_gps.vel_d_m_s = 0.0f; - hil_gps.vel_ned_valid = true; - /* COG (course over ground) is speced as -PI..+PI */ - hil_gps.cog_rad = heading_rad; - hil_gps.fix_type = gps.fix_type; - hil_gps.satellites_visible = gps.satellites_visible; - - /* publish */ - orb_publish(ORB_ID(vehicle_gps_position), pub_hil_gps, &hil_gps); - - // increment counters - hil_counter += 1 ; - hil_frames += 1 ; - - // output - // if ((timestamp - old_timestamp) > 10000000) { - // printf("receiving hil gps at %d hz\n", hil_frames/10); - // old_timestamp = timestamp; - // hil_frames = 0; - // } - } - - if (msg->msgid == MAVLINK_MSG_ID_HIL_STATE) { - - mavlink_hil_state_t hil_state; - mavlink_msg_hil_state_decode(msg, &hil_state); - - /* Calculate Rotation Matrix */ - //TODO: better clarification which app does this, atm we have a ekf for quadrotors which does this, but there is no such thing if fly in fixed wing mode - - if (mavlink_system.type == MAV_TYPE_FIXED_WING) { - //TODO: assuming low pitch and roll values for now - hil_attitude.R[0][0] = cosf(hil_state.yaw); - hil_attitude.R[0][1] = sinf(hil_state.yaw); - hil_attitude.R[0][2] = 0.0f; - - hil_attitude.R[1][0] = -sinf(hil_state.yaw); - hil_attitude.R[1][1] = cosf(hil_state.yaw); - hil_attitude.R[1][2] = 0.0f; - - hil_attitude.R[2][0] = 0.0f; - hil_attitude.R[2][1] = 0.0f; - hil_attitude.R[2][2] = 1.0f; - - hil_attitude.R_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; - hil_global_pos.vx = hil_state.vx / 100.0f; - hil_global_pos.vy = hil_state.vy / 100.0f; - hil_global_pos.vz = hil_state.vz / 100.0f; - - - /* set timestamp and notify processes (broadcast) */ - hil_global_pos.timestamp = hrt_absolute_time(); - orb_publish(ORB_ID(vehicle_global_position), pub_hil_global_pos, &hil_global_pos); - - hil_attitude.roll = hil_state.roll; - hil_attitude.pitch = hil_state.pitch; - hil_attitude.yaw = hil_state.yaw; - hil_attitude.rollspeed = hil_state.rollspeed; - hil_attitude.pitchspeed = hil_state.pitchspeed; - hil_attitude.yawspeed = hil_state.yawspeed; - - /* set timestamp and notify processes (broadcast) */ - hil_attitude.timestamp = hrt_absolute_time(); - orb_publish(ORB_ID(vehicle_attitude), pub_hil_attitude, &hil_attitude); - } - - if (msg->msgid == MAVLINK_MSG_ID_MANUAL_CONTROL) { - mavlink_manual_control_t man; - mavlink_msg_manual_control_decode(msg, &man); - - struct rc_channels_s rc_hil; - memset(&rc_hil, 0, sizeof(rc_hil)); - static orb_advert_t rc_pub = 0; - - rc_hil.timestamp = hrt_absolute_time(); - rc_hil.chan_count = 4; - - rc_hil.chan[0].scaled = man.x / 1000.0f; - rc_hil.chan[1].scaled = man.y / 1000.0f; - rc_hil.chan[2].scaled = man.r / 1000.0f; - rc_hil.chan[3].scaled = man.z / 1000.0f; - - struct manual_control_setpoint_s mc; - static orb_advert_t mc_pub = 0; - - int manual_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); - - /* 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, &mc); - - mc.timestamp = rc_hil.timestamp; - mc.roll = man.x / 1000.0f; - mc.pitch = man.y / 1000.0f; - mc.yaw = man.r / 1000.0f; - mc.throttle = man.z / 1000.0f; - - /* fake RC channels with manual control input from simulator */ - - - if (rc_pub == 0) { - rc_pub = orb_advertise(ORB_ID(rc_channels), &rc_hil); - - } else { - orb_publish(ORB_ID(rc_channels), rc_pub, &rc_hil); - } - - if (mc_pub == 0) { - mc_pub = orb_advertise(ORB_ID(manual_control_setpoint), &mc); - - } else { - orb_publish(ORB_ID(manual_control_setpoint), mc_pub, &mc); - } - } - } -} - - -/** - * Receive data from UART. - */ -static void * -receive_thread(void *arg) -{ - int uart_fd = *((int *)arg); - - const int timeout = 1000; - uint8_t buf[32]; - - mavlink_message_t msg; - - prctl(PR_SET_NAME, "mavlink uart rcv", getpid()); - - while (!thread_should_exit) { - - struct pollfd fds[] = { { .fd = uart_fd, .events = POLLIN } }; - - if (poll(fds, 1, timeout) > 0) { - /* non-blocking read. read may return negative values */ - ssize_t nread = read(uart_fd, buf, sizeof(buf)); - - /* if read failed, this loop won't execute */ - for (ssize_t i = 0; i < nread; i++) { - if (mavlink_parse_char(chan, buf[i], &msg, &status)) { - /* handle generic messages and commands */ - handle_message(&msg); - - /* Handle packet with waypoint component */ - mavlink_wpm_message_handler(&msg, &global_pos, &local_pos); - - /* Handle packet with parameter component */ - mavlink_pm_message_handler(MAVLINK_COMM_0, &msg); - } - } - } - } - - return NULL; -} - -pthread_t -receive_start(int uart) -{ - pthread_attr_t receiveloop_attr; - pthread_attr_init(&receiveloop_attr); - - // set to non-blocking read - int flags = fcntl(uart, F_GETFL, 0); - fcntl(uart, F_SETFL, flags | O_NONBLOCK); - - struct sched_param param; - param.sched_priority = SCHED_PRIORITY_MAX - 40; - (void)pthread_attr_setschedparam(&receiveloop_attr, ¶m); - - pthread_attr_setstacksize(&receiveloop_attr, 2048); - - pthread_t thread; - pthread_create(&thread, &receiveloop_attr, receive_thread, &uart); - return thread; -}