message: Start adjusting dataset launch files.
diff: <arg name="play_bag" default="true" />
  <arg name="bag_file" default="/Users/helen/data/lady_cow_dataset/data.bag"/>
  <arg name="voxel_size" default="0.05"/>
  - <arg name="generate_esdf" default="true" />
  + <arg name="generate_esdf" default="false" />
  - <node name="player" pkg="rosbag" type="play" output="screen" args=" -r 0.25 --clock $(arg bag_file)" if="$(arg play_bag)"/>
  + <node name="player" pkg="rosbag" type="play" output="screen" args=" -r 1.0 --clock $(arg bag_file)" if="$(arg play_bag)"/>
  <node name="voxblox_node" pkg="voxblox_ros" type="voxblox_node" output="screen" args="-alsologtostderr" clear_params="true">
  <remap from="pointcloud" to="/camera/depth_registered/points"/>
  