<?xml version="1.0"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">

    <xsd:simpleType name="VectorCoordinates">
      <xsd:restriction base="doubleList">
        <xsd:minLength value="2"/>
        <xsd:maxLength value="3"/>
      </xsd:restriction>
    </xsd:simpleType>

    <xsd:simpleType name="doubleList">
      <xsd:list itemType="xsd:double"/>
    </xsd:simpleType>


</xsd:schema>
