in sensor_fusion_pkg/src/sensor_fusion_node.cpp [375:404]
void statusCheckCallback(const std::shared_ptr<rmw_request_id_t> request_header,
std::shared_ptr<deepracer_interfaces_pkg::srv::SensorStatusCheckSrv::Request> req,
std::shared_ptr<deepracer_interfaces_pkg::srv::SensorStatusCheckSrv::Response> res) {
try {
(void)request_header;
(void)req;
res->single_camera_status = 0;
res->stereo_camera_status = 0;
res->lidar_status = 0;
std::chrono::steady_clock::time_point now = std::chrono::steady_clock::now();
if(std::chrono::duration_cast<std::chrono::seconds>(now - lastLidarMsgRecievedTime).count() > 1) {
res->lidar_status = 1;
}
if(cameraImageCount_ != 2){
res->stereo_camera_status = 1;
}
if (cameraImageCount_ != 1) {
res->single_camera_status = 1;
}
if(std::chrono::duration_cast<std::chrono::seconds>(now - lastCameraMsgRecievedTime).count() > 1) {
res->stereo_camera_status = 1;
res->single_camera_status = 1;
}
}
catch (const std::exception &ex) {
RCLCPP_ERROR(this->get_logger(), "statusCheckCallback failed: %s", ex.what());
}
}