From a522c64fee57c8e5e0cd188e589c8bcf87b5396d Mon Sep 17 00:00:00 2001 From: Thomas Gubler Date: Sat, 11 Jan 2014 00:08:02 +0100 Subject: fake gps: gps device is not needed for fake position generation --- src/drivers/gps/gps.cpp | 57 +++++++++++++++++++++++++++++-------------------- 1 file changed, 34 insertions(+), 23 deletions(-) (limited to 'src') diff --git a/src/drivers/gps/gps.cpp b/src/drivers/gps/gps.cpp index 1afb279fe..3649a41d6 100644 --- a/src/drivers/gps/gps.cpp +++ b/src/drivers/gps/gps.cpp @@ -264,6 +264,39 @@ GPS::task_main() /* loop handling received serial bytes and also configuring in between */ while (!_task_should_exit) { +//#define FAKEGPS +#ifdef FAKEGPS + _report.timestamp_position = hrt_absolute_time(); + _report.lat = (int32_t)47.378301e7f; + _report.lon = (int32_t)8.538777e7f; + _report.alt = (int32_t)400e3f; + _report.timestamp_variance = hrt_absolute_time(); + _report.s_variance_m_s = 10.0f; + _report.p_variance_m = 10.0f; + _report.c_variance_rad = 0.1f; + _report.fix_type = 3; + _report.eph_m = 10.0f; + _report.epv_m = 10.0f; + _report.timestamp_velocity = hrt_absolute_time(); + _report.vel_n_m_s = 20.0f; + _report.vel_e_m_s = 0.0f; + _report.vel_d_m_s = 0.0f; + _report.vel_m_s = sqrtf(_report.vel_n_m_s * _report.vel_n_m_s + _report.vel_e_m_s * _report.vel_e_m_s + _report.vel_d_m_s * _report.vel_d_m_s); + _report.cog_rad = 0.0f; + _report.vel_ned_valid = true; + + //no time and satellite information simulated + + if (_report_pub > 0) { + orb_publish(ORB_ID(vehicle_gps_position), _report_pub, &_report); + + } else { + _report_pub = orb_advertise(ORB_ID(vehicle_gps_position), &_report); + } + + usleep(2e5); +#else + if (_Helper != nullptr) { delete(_Helper); /* set to zero to ensure parser is not used while not instantiated */ @@ -294,29 +327,6 @@ GPS::task_main() while (_Helper->receive(TIMEOUT_5HZ) > 0 && !_task_should_exit) { // lock(); /* opportunistic publishing - else invalid data would end up on the bus */ -//#define FAKEGPS -#ifdef FAKEGPS - _report.timestamp_position = hrt_absolute_time(); - _report.lat = (int32_t)47.378301e7f; - _report.lon = (int32_t)8.538777e7f; - _report.alt = (int32_t)400e3f; - _report.timestamp_variance = hrt_absolute_time(); - _report.s_variance_m_s = 10.0f; - _report.p_variance_m = 10.0f; - _report.c_variance_rad = 0.1f; - _report.fix_type = 3; - _report.eph_m = 10.0f; - _report.epv_m = 10.0f; - _report.timestamp_velocity = hrt_absolute_time(); - _report.vel_n_m_s = 20.0f; - _report.vel_e_m_s = 0.0f; - _report.vel_d_m_s = 0.0f; - _report.vel_m_s = sqrtf(_report.vel_n_m_s * _report.vel_n_m_s + _report.vel_e_m_s * _report.vel_e_m_s + _report.vel_d_m_s * _report.vel_d_m_s); - _report.cog_rad = 0.0f; - _report.vel_ned_valid = true; - - //no time and satellite information simulated -#endif if (_report_pub > 0) { orb_publish(ORB_ID(vehicle_gps_position), _report_pub, &_report); @@ -380,6 +390,7 @@ GPS::task_main() default: break; } +#endif } -- cgit v1.2.3