1. change VLP-16.urdf.xacro `<xacro:property name="M_PI_05" value="1.570754" /> <xacro:macro name="VLP-16" params="*origin parent:=base_link name:=velodyne topic:=/velodyne_points organize_cloud:=false hz:=10 lasers:=16 samples:=1875 collision_range:=0.3 min_range:=0.9 max_range:=130.0 noise:=0.008 min_angle:=-${M_PI_05} max_angle:=${M_PI_05} gpu:=false">` 2.run 'roslaunch vehicle_simulator system_indoor.launch' and 'roslaunch far_planner far_planner.launch' in other terminal. 3. use  rotate the vehicle . **but ‘/registered_scan’ pointcloud has no change.**  
<xacro:property name="M_PI_05" value="1.570754" /> <xacro:macro name="VLP-16" params="*origin parent:=base_link name:=velodyne topic:=/velodyne_points organize_cloud:=false hz:=10 lasers:=16 samples:=1875 collision_range:=0.3 min_range:=0.9 max_range:=130.0 noise:=0.008 min_angle:=-${M_PI_05} max_angle:=${M_PI_05} gpu:=false">2.run 'roslaunch vehicle_simulator system_indoor.launch' and 'roslaunch far_planner far_planner.launch' in other terminal.
rotate the vehicle .
but ‘/registered_scan’ pointcloud has no change.