<launch> <arg name="headless" default="false"/> <arg name="gui" default="true"/> <arg name="enable_logging" default="false"/> <arg name="enable_ground_truth" default="true"/> <arg name="ns" default="iris"/> <arg name="log_file" default="$(arg ns)"/> <include file="$(find rotors_gazebo)/launch/iris_empty_world.launch"> <arg name="headless" value="$(arg headless)"/> <arg name="gui" value="$(arg gui)"/> <arg name="enable_logging" value="$(arg enable_logging)" /> <arg name="enable_ground_truth" value="$(arg enable_ground_truth)" /> <arg name="log_file" value="$(arg log_file)"/> </include> <include file="$(find px4)/launch/iris.launch"> <arg name="ns" value="$(arg ns)"/> </include> </launch>