Anthony Goeckner

ROS_NAMESPACE set results in message loopback

11

## Bug report **Required Info:** - Operating System: - Ubuntu 18.04 - Installation type: - Binaries - Version or commit hash: - eloquent: 60f903c - DDS implementation: - RTI Connext...

Fixed XFEATURES2D namespace.

2

The XFEATURES2D module has namespace `cv::xfeatures2d`, not just `xfeatures2d`.

Poor Topic Namespacing Practices

2

By default, the slam_toolbox uses the `/scan`, `/map`, and `/map_metadata` topics: https://github.com/SteveMacenski/slam_toolbox/blob/b08d182553c07cfe3cd2c3aca04493dcd52a60f0/src/slam_toolbox_common.cpp#L144 However, this interferes with ROS 2 namespacing, which is critical for multi-robot operation, by causing all robots to...

Added LaserScanBinningFilter: places measurements into fixed number of bins.

19

Some software such as slam_toolbox requires that every LaserScan message have the exact same number of measurements. However, cheap LIDAR units (such as the TurtleBot3's LD08/LDS-02) are incapable of this...