<?xml version="1.0" ?>
<sdf version="1.5">
  <world name="default">
     <scene>
      <ambient>1 1 1 1</ambient>
      <background>1 1 1 1</background>
      <grid>false</grid>
      <origin_visual>false</origin_visual>
    </scene>
    <gui>
      <camera name="user_camera">
        <pose>0.5 0 0.5 0 1.5707 0</pose>
      </camera>
    </gui>
 
    <model name="model_1">
      <static>true</static>
      <link name="link_1">
        <sensor name="laser_sensor" type="ray">
          <ray>
            <scan>
              <horizontal>
                <samples>4</samples>
                <resolution>1</resolution>
                <min_angle>-1.0</min_angle>
                <max_angle>1.0</max_angle>
              </horizontal>
            </scan>
            <range>
              <min>0</min>
              <max>1</max>
              <resolution>1</resolution>
            </range>
          </ray>
          <always_on>1</always_on>
          <update_rate>30</update_rate>
          <visualize>true</visualize>
        </sensor>
      </link>
    </model>
  </world>
</sdf>
