cyphesis/data/minimal/terrain.xml

<atlas>

  <map>
    <map name="attributes">
      <map name="mode">
        <string name="default">fixed</string>
        <string name="visibility">public</string>
      </map>
    </map>
    <string name="id">boundary</string>
    <string name="objtype">class</string>
    <string name="parent">thing</string>
  </map>

  <map>
    <map name="attributes">
      <map name="mode">
        <string name="default">fixed</string>
        <string name="visibility">public</string>
      </map>
      <map name="solid">
        <int name="default">0</int>
        <string name="visibility">public</string>
      </map>
    </map>
    <string name="id">ocean</string>
    <string name="objtype">class</string>
    <string name="parent">thing</string>
  </map>

  <map>
    <map name="attributes">
      <map name="mass">
        <float name="default">-1</float>
        <string name="visibility">public</string>
      </map>
    </map>
    <string name="id">path</string>
    <string name="objtype">class</string>
    <string name="parent">area</string>
  </map>

  <map>
    <map name="attributes">
      <map name="area">
        <map name="default">
          <int name="layer">8</int>
          <map name="shape">
            <list name="points">
              <list>
                <float>-3.5</float>
                <float>-3.5</float>
              </list>
              <list>
                <float>-5</float>
                <float>0</float>
              </list>
              <list>
                <float>-3.5</float>
                <float>3.5</float>
              </list>
              <list>
                <float>0</float>
                <float>5</float>
              </list>
              <list>
                <float>3.5</float>
                <float>3.5</float>
              </list>
              <list>
                <float>5</float>
                <float>0</float>
              </list>
              <list>
                <float>3.5</float>
                <float>-3.5</float>
              </list>
              <list>
                <float>0</float>
                <float>-5</float>
              </list>
            </list>
            <string name="type">polygon</string>
          </map>
        </map>
        <string name="visibility">public</string>
      </map>
      <map name="bbox">
        <list name="default">
          <float>-5</float>
          <float>0</float>
          <float>-5</float>
          <float>5</float>
          <float>0.1</float>
          <float>5</float>
        </list>
        <string name="visibility">public</string>
      </map>
    </map>
    <string name="id">ploughed_field</string>
    <string name="objtype">class</string>
    <string name="parent">area</string>
  </map>

</atlas>