git_ws/rbx1/rbx1_description/urdf/pi_robot.xacro

<?xml version="1.0"?>

<robot name="pi_robot"
       xmlns:sensor="http://playerstage.sourceforge.net/gazebo/xmlschema/#sensor"
       xmlns:controller="http://playerstage.sourceforge.net/gazebo/xmlschema/#controller"
       xmlns:interface="http://playerstage.sourceforge.net/gazebo/xmlschema/#interface"
       xmlns:xacro="http://ros.org/wiki/xacro">

  <property name="PI_ROBOT_SCALE" value="0.0254"/>
  <property name="MESH_SCALE" value="100"/>
  <property name="GROUND_CLEARANCE" value="0.073" />
  
  <xacro:include filename="$(find rbx1_description)/urdf/pi_robot_head.xacro" />
  <xacro:include filename="$(find rbx1_description)/urdf/pi_robot_arm.xacro" />

  <material name="Green">
    <color rgba="0.0 0.8 0.0 1.0"/>
  </material>
  
  <material name="OffWhite">
    <color rgba="0.8 0.8 0.8 0.9"/>
  </material>

  <!-- base_footprint is a fictitious link(frame) that is on the ground right below base_link origin, navigation stack depends on this frame -->
  <!--
  <link name="base_footprint">
    <inertial>
      <mass value="0.0001" />
      <origin xyz="0 0 0" />
      <inertia ixx="0.0001" ixy="0.0" ixz="0.0"
              iyy="0.0001" iyz="0.0" 
              izz="0.0001" />
    </inertial>

    <visual>
      <origin xyz="0 0 0" rpy="0 0 0" />
      <geometry>
        <box size="0.05 0.05 0.001" />
      </geometry>
         <material name="green">
            <color rgba="0.2 0.8 0.2 1.0"/>
         </material>   
    </visual>

    <collision>
      <origin xyz="0 0 0" rpy="0 0 0" />
      <geometry>
       <box size="0.001 0.001 0.001" />
      </geometry>
    </collision>
  </link>
  -->

  <link name="base_link">
    <inertial>
      <mass value="5.0" />
      <origin xyz="0 0 0" />
      <inertia ixx="1.0" ixy="0.0" ixz="0.0"
          iyy="1.0" iyz="0.0"
          izz="1.0" />
    </inertial>

    <visual>
      <origin xyz="0 0 ${GROUND_CLEARANCE}" rpy="0 0 -1.57" />
      <geometry>
         <!--
         <cylinder length="0.3" radius=".15"/>
         -->
          <mesh filename="package://rbx1_description/meshes/pi_robot.dae" scale="${PI_ROBOT_SCALE} ${PI_ROBOT_SCALE} ${PI_ROBOT_SCALE}"/>
      </geometry>
      <material name="grey">
	    <color rgba="0.1 0.1 0.1 10"/>
	  </material>
    </visual>

    <collision>
       <origin xyz="0 0 0.16" rpy="0 0 0" />
       <geometry>
          <cylinder length="0.32" radius=".15"/>
       </geometry>
     </collision>
  </link>

  <!--
  <joint name="base_joint" type="fixed">
    <origin xyz="0 0 -0.073" rpy="0 0 0" />        
    <parent link="base_link"/>
    <child link="base_footprint" />
  </joint>
  -->
  
  <link name="base_laser_bottom">
	 <visual>
        <origin xyz="0 0 0" rpy="0 0 0" />
      <geometry>
        <box size="0.05 0.05 0.041" />
      </geometry>
        <material name="black">
           <color rgba="0.1 0.1 0.1 1.0"/>
        </material>          
     </visual>
     <collision>
        <origin xyz="0 0 0" rpy="0 0 0" />
      <geometry>
        <box size="0.05 0.05 0.041" />
      </geometry>
       </collision>
	 <inertial>
       <mass value="0.1" />
         <inertia ixx="0.001" ixy="0.0" ixz="0.0"
                   iyy="0.001" iyz="0.0"
                   izz="0.001" />                     
      </inertial>
  </link>
  
  <joint name="base_laser_bottom_joint" type="fixed">
     <parent link="base_link"/>
     <child link="base_laser_bottom" />
     <origin xyz="0.123 0 ${0.0265 + GROUND_CLEARANCE}" rpy="0 0 0" />
   </joint>
   
  <link name="base_laser_middle">
	 <visual>
        <origin xyz="0 0 0" rpy="0 0 0" />
		<geometry>
          <cylinder length="0.0115" radius=".02"/>
        </geometry>
        <material name="dark_grey">
           <color rgba="0.2 0.2 0.2 1.0"/>
        </material>        
     </visual>
     <collision>
        <origin xyz="0 0 0" rpy="0 0 0" />
		 <geometry>
          <cylinder length="0.0115" radius=".02"/>
         </geometry>
       </collision>
	 <inertial>
       <mass value="0.1" />
         <inertia ixx="0.001" ixy="0.0" ixz="0.0"
                   iyy="0.001" iyz="0.0"
                   izz="0.001" />                     
      </inertial>
   </link>
   
  <joint name="base_laser_middle_joint" type="fixed">
     <parent link="base_laser_bottom"/>
     <child link="base_laser_middle" />
     <origin xyz="0 0 0.02625" rpy="0 0 0" />
   </joint>
   
  <link name="base_laser">
	 <visual>
        <origin xyz="0 0 0" rpy="0 0 0" />
		<geometry>
          <cylinder length="0.0175" radius=".0185"/>
        </geometry>
        <material name="red">
           <color rgba="0.8 0.1 0.1 1.0"/>
        </material>          
     </visual>
     <collision>
        <origin xyz="0 0 0" rpy="0 0 0" />
		 <geometry>
          <cylinder length="0.0175" radius=".0185"/>
         </geometry>
       </collision>
	 <inertial>
       <mass value="0.1" />
         <inertia ixx="0.001" ixy="0.0" ixz="0.0"
                   iyy="0.001" iyz="0.0"
                   izz="0.001" />                     
      </inertial>
   </link>
    
   <joint name="base_laser_joint" type="fixed">
     <parent link="base_laser_middle"/>
     <child link="base_laser" />
     <origin xyz="0 0 0.0145" rpy="0 0 0" />
   </joint>
    
   <!-- Attach the head -->
   <pi_robot_head parent="base_link" color="white">
     <origin xyz="${0.088 - AX12_DEPTH/2} 0 ${0.798 + GROUND_CLEARANCE}"/>
   </pi_robot_head>
   
    <!-- Attach the arm -->
    <pi_robot_arm parent="base_link" color="white" gripper_color="green">
      <origin xyz="0.125 ${AX12_DEPTH + 0.012} ${AX12_HEIGHT + 0.55 + GROUND_CLEARANCE}" rpy="0 0 1.57" />
    </pi_robot_arm>
   
</robot>