common_properties.xacro

<?xml version="1.0"?>
<robot xmlns:xacro="http://www.ros.org/wiki/xacro">

<!-- Material Definition -->
<material name="white">
    <color rgba="1 1 1 0.5"/>
</material>
<material name="red">
    <color rgba="1 0 0 1"/>
</material>
<material name="orange">
    <color rgba="1 0.3 0.1 1"/>
</material>
<material name="blue">
    <color rgba="0.2 0.2 1 1"/>
</material>
<material name="black">
    <color rgba="0 0 0 1"/>
</material>
<material name="grey">
    <color rgba="0.5 0.5 0.5 1"/>
</material>


</robot>