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Fixed https://github.com/introlab/rtabmap/issues/1399

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This commit is contained in:
matlabbe
2024-12-07 17:26:46 -08:00
parent 3bdbcdf393
commit 9a4c585d5e
2 changed files with 28 additions and 8 deletions
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rtabmap_odom/src/OdometryROS.cpp
+27 -8
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@@ -436,13 +436,24 @@ void OdometryROS::callbackIMU(const sensor_msgs::ImuConstPtr& msg)
cv::Mat(3,3,CV_64FC1,(void*)msg->linear_acceleration_covariance.data()).clone(),
localTransform);
UScopeMutex m(imuMutex_);
imus_.insert(std::make_pair(stamp, imu));
if(imus_.size() > 1000)
{
NODELET_WARN("Dropping imu data!");
imus_.erase(imus_.begin());
UScopeMutex m(imuMutex_);
imus_.insert(std::make_pair(stamp, imu));
if(imus_.size() > 1000)
{
NODELET_WARN("Dropping imu data!");
imus_.erase(imus_.begin());
}
}
if(dataMutex_.lockTry() == 0)
{
if(bufferedDataToProcess_ && dataHeaderToProcess_.stamp.toSec() <= stamp)
{
bufferedDataToProcess_ = false;
dataReady_.release();
}
dataMutex_.unlock();
}
}
}
@@ -454,6 +465,7 @@ void OdometryROS::processData(SensorData & data, const std_msgs::Header & header
{
dataToProcess_ = data;
dataHeaderToProcess_ = header;
bufferedDataToProcess_ = false;
dataReady_.release();
dataMutex_.unlock();
}
@@ -497,8 +509,15 @@ void OdometryROS::mainLoop()
if(waitIMUToinit_ && (imus_.empty() || imus_.rbegin()->first < header.stamp.toSec()))
{
NODELET_ERROR("Make sure IMU is published faster than data rate! (last image stamp=%f and last imu stamp received=%f)",
data.stamp(), imus_.empty()?0:imus_.rbegin()->first);
if(bufferedDataToProcess_) {
NODELET_ERROR("Make sure IMU is published faster than data rate! (last image stamp=%f and last imu stamp received=%f). Previous image is dropped, buffering the new image until an imu with same or greater stamp is received.",
data.stamp(), imus_.empty()?0:imus_.rbegin()->first);
}
else {
NODELET_WARN("Make sure IMU is published faster than data rate! (last image stamp=%f and last imu stamp received=%f). Buffering the image until an imu with same or greater stamp is received.",
data.stamp(), imus_.empty()?0:imus_.rbegin()->first);
bufferedDataToProcess_ = true;
}
return;
}
// process all imu data up to current image stamp (or just after so that underlying odom approach can do interpolation of imu at image stamp)