<lccdd>

  <define>
    <constant name="HcalBarrel_length"    value="HcalBarrelForward_zmax + HcalBarrelBackward_zmax"/>
    <constant name="HcalBarrel_offset"    value="(HcalBarrelForward_zmax - HcalBarrelBackward_zmax)/2"/>
    <constant name="HcalBarrelAvailThickness" value="HcalBarrel_thickness"/>

    <documentation>
      #### Material Thickness 
    </documentation>
    <constant name="HcalBarrelSteelThickness"        value="2.0 * cm"/>
    <constant name="HcalBarrelPolystyreneThickness"  value="0.5 * cm"/>
    <constant name="HcalEndcapNSteelThickness"       value="HcalBarrelSteelThickness"/>
    <constant name="HcalEndcapNPolystyreneThickness" value="HcalBarrelPolystyreneThickness"/>
    <constant name="HcalEndcapPSteelThickness"       value="HcalBarrelSteelThickness"/>
    <constant name="HcalEndcapPPolystyreneThickness" value="0.3 * cm"/>

    <documentation>
      - Hcal Barrel Layers and computed Thickness
    </documentation>
    <constant name="HcalBarrelSingleLayerThickness"
             value="HcalBarrelSteelThickness + HcalBarrelPolystyreneThickness"/>
    <constant name="HcalBarrelLayer_NRepeat" value="floor(HcalBarrelAvailThickness / HcalBarrelSingleLayerThickness)"/>
    <constant name="HcalBarrelThickness" value="HcalBarrelLayer_NRepeat * HcalBarrelSingleLayerThickness"/>

    <documentation>
      - Hcal Endcap N Layers and computed Thickness
    </documentation>
    <constant name="HcalEndcapNSingleLayerThickness"
             value="HcalEndcapNSteelThickness + HcalEndcapNPolystyreneThickness"/>
    <constant name="HcalEndcapNLayer_NRepeat" value="floor(HcalEndcapN_length / HcalEndcapNSingleLayerThickness)"/>
    <constant name="HcalEndcapN_thickness" value="HcalEndcapNLayer_NRepeat * HcalEndcapNSingleLayerThickness"/>

    <documentation>
      - Hcal Endcap P Layers and computed Thickness
    </documentation>
    <constant name="HcalEndcapPSingleLayerThickness"
             value="HcalEndcapPSteelThickness + HcalEndcapPPolystyreneThickness"/>
    <constant name="HcalEndcapPLayer_NRepeat" value="floor(HcalEndcapP_length / HcalEndcapPSingleLayerThickness)"/>
    <constant name="HcalEndcapP_thickness" value="HcalEndcapPLayer_NRepeat * HcalEndcapPSingleLayerThickness"/>

  </define>

  <limits>
  </limits>

  <regions>
  </regions>

  <display>
  </display>

  <!-- Define detector -->
  <detectors>

    <detector 
      id="HCalBarrel_ID" 
      name="HcalBarrel"
      type="athena_EcalBarrel"
      readout="HcalBarrelHits"
      vis="HcalBarrelVis" 
      calorimeterType="HAD_BARREL"
      offset="HcalBarrel_offset"
      gap="0.*cm"
      material="Steel235">
      <dimensions 
        numsides="CaloSides" 
        rmin="HcalBarrel_rmin" 
        z="HcalBarrel_length"/>
      <staves vis="HcalBarrelStaveVis"/>
      <layer repeat="HcalBarrelLayer_NRepeat" vis="HcalBarrelLayerVis">
        <slice material="Steel235" thickness="HcalBarrelSteelThickness" vis="HcalAbsorberVis"/>
        <slice material="Polystyrene" thickness="HcalBarrelPolystyreneThickness" vis="HcalSensorVis" sensitive="yes" limits="cal_limits"/>
      </layer>
    </detector>

    <detector 
      id="HCalEndcapP_ID" 
      name="HcalEndcapP" 
      type="athena_PolyhedraEndcapCalorimeter2" 
      readout="HcalEndcapPHits" 
      vis="HcalEndcapVis" 
      calorimeterType="HAD_ENDCAP"
      reflect="false">
      <position x="0" y="0" z="0"/>
      <dimensions 
        numsides="CaloSides" 
        zmin="HcalEndcapP_zmin" 
        rmin="HcalEndcapP_rmin"
        rmax="HcalBarrel_rmax"/>
      <layer repeat="HcalEndcapPLayer_NRepeat" vis="HcalEndcapLayerVis" >
        <slice material="Steel235" thickness="HcalEndcapPSteelThickness" vis="HcalAbsorberVis"/>
        <slice material="Polystyrene" thickness="HcalEndcapPPolystyreneThickness" vis="HcalSensorVis" sensitive="yes" limits="cal_limits"/>
      </layer>
    </detector>

    <detector 
      id="PassiveSteelRingEndcapP_ID" 
      name="PassiveSteelRingEndcapP" 
      type="athena_PolyhedraEndcapCalorimeter2" 
      vis="PassiveSteelVis" 
      calorimeterType="HAD_ENDCAP"
      reflect="false">
      <position x="0" y="0" z="0"/>
      <dimensions 
        numsides="CaloSides" 
        zmin="EcalEndcapP_zmin" 
        rmin="EcalEndcapP_rmax"
        rmax="HcalBarrel_rmax"/>
      <layer repeat="1">
        <slice material="Steel235" thickness="EcalEndcapP_length" vis="HcalAbsorberVis"/>
      </layer>
    </detector>

    <detector 
      id="HCalEndcapN_ID" 
      name="HcalEndcapN" 
      type="athena_PolyhedraEndcapCalorimeter2" 
      readout="HcalEndcapNHits" 
      vis="HcalEndcapVis" 
      calorimeterType="HAD_ENDCAP" reflect="true">
      <position x="0" y="0" z="0"/>
      <dimensions 
        numsides="CaloSides" 
        zmin="HcalEndcapN_zmin" 
        rmin="HcalEndcapN_rmin" 
        rmax="HcalBarrel_rmax"/>
      <layer repeat="HcalEndcapNLayer_NRepeat" vis="HcalEndcapLayerVis" >
        <slice material="Steel235" thickness="HcalEndcapNSteelThickness" vis="HcalAbsorberVis"/>
        <slice material="Polystyrene" thickness="HcalEndcapNPolystyreneThickness" vis="HcalSensorVis" sensitive="yes" limits="cal_limits"/>
      </layer>
    </detector>

  </detectors>
  <!--  Definition of the readout segmentation/definition  -->
  <readouts>
    <readout name="HcalBarrelHits">
      <segmentation type="CartesianGridXY" grid_size_x="100* mm" grid_size_y="100 * mm"/>
      <id>system:8,barrel:3,module:4,layer:8,slice:5,x:32:-16,y:-16</id>
    </readout>
    <readout name="HcalEndcapPHits">
      <segmentation type="CartesianGridXY" grid_size_x="100 * mm" grid_size_y="100 * mm"/>
      <id>system:8,barrel:3,module:4,layer:8,slice:5,x:32:-16,y:-16</id>
    </readout>
    <readout name="HcalEndcapNHits">
      <segmentation type="CartesianGridXY" grid_size_x="100 * mm" grid_size_y ="100 * mm"/>
      <id>system:8,barrel:3,module:4,layer:8,slice:5,x:32:-16,y:-16</id>
    </readout>
  </readouts>

  <plugins>
  </plugins>

  <fields>
  </fields>
</lccdd>