<?xml version="1.0"?> <robot xmlns:xacro="http://www.ros.org/wiki/xacro" name="sensor_sim"> <!-- Define parameters--> <xacro:arg name="lidar_vertical_fov_upper" default="45"/> <xacro:arg name="lidar_vertical_fov_lower" default="-45"/> <xacro:arg name="lidar_horizontal_fov_upper" default="60"/> <xacro:arg name="lidar_horizontal_fov_lower" default="-60"/> <!-- Math constants --> <xacro:property name="deg_to_rad" value="0.01745329251994329577"/> <!-- Include the colours --> <xacro:include filename="colours.xacro" /> <!-- Include the inertial macros --> <xacro:include filename="inertial_macros.xacro"/> <xacro:include filename="robot_core.xacro" /> <xacro:include filename="bbox_camera.xacro" /> <xacro:include filename="lidar.xacro" /> </robot>