keystone.xml

<?xml version="1.0" encoding="UTF-8"?>
<keystone>
  <surface h="300" res="20" w="400" x="806.0" y="92.0">
    <point i="0" u="0.0" v="0.0" x="-69.0" y="277.0"/>
    <point i="20" u="400.0" v="0.0" x="157.0" y="178.0"/>
    <point i="420" u="0.0" v="300.0" x="151.0" y="373.0"/>
    <point i="440" u="400.0" v="300.0" x="377.0" y="275.0"/>
  </surface>
  <surface h="300" res="20" w="400" x="958.0" y="460.0">
    <point i="0" u="0.0" v="0.0" x="-2.0" y="3.0"/>
    <point i="20" u="400.0" v="0.0" x="223.0" y="-96.0"/>
    <point i="420" u="0.0" v="300.0" x="0.0" y="289.0"/>
    <point i="440" u="400.0" v="300.0" x="224.0" y="192.0"/>
  </surface>
  <surface h="300" res="20" w="400" x="558.0" y="464.0">
    <point i="0" u="0.0" v="0.0" x="177.0" y="-95.0"/>
    <point i="20" u="400.0" v="0.0" x="398.0" y="-1.0"/>
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    <point i="440" u="400.0" v="300.0" x="402.0" y="285.0"/>
  </surface>
</keystone>