vtkExtractValueFilter.xml

<ServerManagerConfiguration>

  <!-- ================================================================ -->
  <!-- Filters                                                          -->
  <!-- ================================================================ -->
  <ProxyGroup name="filters">

    <!-- ================================================================ -->
    <!-- Extract maximum filter                                             -->
    <!-- ================================================================ -->
    <SourceProxy name="ExtractValueFilter"
                 class="vtkExtractValueFilter"
                 label="Extract MaxMin">
      <Documentation
        long_help="Extract one point from a dataset based on a value"
        short_help="Extract one point from a dataset based on a value">
      </Documentation>

     <InputProperty
        name="Input"
        command="SetInputConnection">
           <ProxyGroupDomain name="groups">
             <Group name="sources"/>
             <Group name="filters"/>
           </ProxyGroupDomain>
           <DataTypeDomain name="input_type">
             <DataType value="vtkDataSet"/>
           </DataTypeDomain>
       <InputArrayDomain name="input_array"/>
     </InputProperty>

      <StringVectorProperty
        name="ExtractionScalars"
        command="SetExtractionScalars"
        number_of_elements="1"
        animateable="0"
        default_values="SmoothedDensity"
        default_regex_delimiter=","
        default_regex="^.*Density,.*density"
        label="Extraction Scalar Array">
        <ArrayListDomain
          name="array_list"
          attribute_type="Scalars"
          input_domain_name="input_array">
          <RequiredProperties>
            <Property name="Input" function="Input"/>
          </RequiredProperties>
        </ArrayListDomain>
        <Documentation>
          This property indicates the name of the array to be used for testing
        </Documentation>
      </StringVectorProperty>

      <IntVectorProperty
        name="ExtractByMaximum"
        command="SetExtractByMaximum"
        number_of_elements="1"
        default_values="1">
        <BooleanDomain name="bool"/>
        <Documentation>
          The Maximum or Minimum can be extracted
        </Documentation>
      </IntVectorProperty>

      <IntVectorProperty
        name="ExtractByCoordinate"
        command="SetExtractByCoordinate"
        number_of_elements="1"
        default_values="0">
        <BooleanDomain name="bool"/>
        <Documentation>
          Extraction may be based on coordinate values, or by scalar values (Only cordinate extraction is implemented currently)
        </Documentation>
      </IntVectorProperty>

      <IntVectorProperty
        name="Component"
        command="SetComponent"
        number_of_elements="1"
        default_values="2">
        <IntRangeDomain name="range" min="0" max="2"/>
        <Documentation>
          When extracting by Coordinate {x=0, y=1, z=2}
        </Documentation>
      </IntVectorProperty>

    </SourceProxy>

  </ProxyGroup>

</ServerManagerConfiguration>