#meta full request: /GEOMETRY/ForwardEMcal_HDDS.xml:130000:default:2024-05-31_15-34-10
#meta variation: default
#meta created: 2024-05-31 15:34:10
#meta run range: 130000 - 139999
#meta author: staylor

#Initial version of FCAL-2 geometry

#& xml
<?xml version="1.0" encoding="UTF-8"?>
<!--DOCTYPE HDDS>

  Hall D Geometry Data Base: Forward EM calorimeter
  **************************************************

     version 1.0: Initial version	-rtj
 
<HDDS specification="v1.0" xmlns="http://www.gluex.org/hdds">
-->

<section name        = "ForwardEMcal"
         version     = "3.0"
         date        = "2024-04-23"
         author      = "S. Taylor"
         top_volume  = "FCAL"
         specification = "v1.0">

<!-- Origin of ForwardEMcal is center of upstream face of LGD -->
<!-- order of counting columns: 0-58 from south to north   -->

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    <posXYZ volume="FCLC" X_Y_Z="0.0  0.0  -2.0" />   
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      <row value="35"/>
    </mposX>
  </composition>
  <composition name="LGSouthRow17">
    <mposX volume="LGDblock" ncopy="19" X0="-116.053" dX="4.015944444">
      <column value="0" step="1"/>
      <row value="36"/>
    </mposX>
  </composition>
  <composition name="LGSouthRow18">
    <mposX volume="LGDblock" ncopy="18" X0="-112.066" dX="4.013117647">
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    </mposX>
  </composition>
  <composition name="LGSouthRow19">
    <mposX volume="LGDblock" ncopy="18" X0="-112.117" dX="4.013941176">
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      <row value="38"/>
    </mposX>
  </composition>
  <composition name="LGSouthRow20">
    <mposX volume="LGDblock" ncopy="18" X0="-112.159" dX="4.018235294">
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    </mposX>
  </composition>
  <composition name="LGSouthRow21">
    <mposX volume="LGDblock" ncopy="17" X0="-108.136" dX="4.0157">
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    </mposX>
  </composition>
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    </mposX>
  </composition>
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    </mposX>
  </composition>
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    </mposX>
  </composition>
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    </mposX>
  </composition>
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  </composition>
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  <composition name="forwardEMcal" envelope="FCAL">
    <apply region="nullBfield"/>
    <posXYZ volume="CrystalECAL" X_Y_Z="0.0 0.0 -2.811"/>
     <posXYZ volume="LGLowerRow0" X_Y_Z=" 0. -116.315 0." rot="0. 0. 0."/>
     <posXYZ volume="LGLowerRow1" X_Y_Z=" 0. -112.30133 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGLowerRow18" X_Y_Z=" 0. -44.17 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow0" X_Y_Z=" 0. 116.602 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow1" X_Y_Z=" 0. 112.6065 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow2" X_Y_Z=" 0. 108.4695 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGUpperRow6" X_Y_Z=" 0. 92.3615 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGUpperRow9" X_Y_Z=" 0. 80.32 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow10" X_Y_Z=" 0. 76.336 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow11" X_Y_Z=" 0. 72.313 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow12" X_Y_Z=" 0. 68.315 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow13" X_Y_Z=" 0. 64.261 0." rot="0. 0. 0."/>
     <posXYZ volume="LGUpperRow14" X_Y_Z=" 0. 60.278 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGUpperRow18" X_Y_Z=" 0. 44.096 0." rot="0. 0. 0."/>
     <posXYZ volume="LGNorthRow0" X_Y_Z=" 0. -108.9455 0." rot="0. 0. 0."/>
     <posXYZ volume="LGNorthRow1" X_Y_Z=" 0. -104.895 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGSouthRow7" X_Y_Z=" 0. -12.053 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow8" X_Y_Z=" 0. -8.024 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow9" X_Y_Z=" 0. -3.996 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow10" X_Y_Z=" 0. 0.011 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow11" X_Y_Z=" 0. 4.038 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGSouthRow20" X_Y_Z=" 0. 40.198 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow21" X_Y_Z=" 0. 44.307 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow22" X_Y_Z=" 0. 48.35 0." rot="0. 0. 0."/>
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     <posXYZ volume="LGSouthRow25" X_Y_Z=" 0. 60.406 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow26" X_Y_Z=" 0. 64.415 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow27" X_Y_Z=" 0. 68.447 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow28" X_Y_Z=" 0. 72.456 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow29" X_Y_Z=" 0. 76.46 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow30" X_Y_Z=" 0. 80.498 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow31" X_Y_Z=" 0. 84.58 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow32" X_Y_Z=" 0. 88.588 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow33" X_Y_Z=" 0. 92.573 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow34" X_Y_Z=" 0. 96.632 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow35" X_Y_Z=" 0. 100.6335 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow36" X_Y_Z=" 0. 104.6605 0." rot="0. 0. 0."/>
     <posXYZ volume="LGSouthRow37" X_Y_Z=" 0. 108.6735 0." rot="0. 0. 0."/>
  </composition>

  <composition name="LGDblock" envelope="LGBU">
    <posXYZ volume="LGBLwrapped" X_Y_Z="-0.0038 -0.0038 -2.600"/>
    <posXYZ volume="LGBS" X_Y_Z="1.9667 0 0"/>
    <posXYZ volume="LGBS" X_Y_Z="0 1.9667 0" rot="0 0 90"/>
    <posXYZ volume="LGBF" X_Y_Z="-0.0038 -0.0038 -25.100"/>
    <posXYZ volume="LGLG" X_Y_Z="-0.0038 -0.0038  22.450"/>
  </composition>

  <composition name="LGBLwrapped" envelope="LGBW">
    <posXYZ volume="LGBL"/>
  </composition>

  <box name="FCAL" X_Y_Z="242.0 242.0 50.8" material="Air"
       comment="forward EMcal mother" />
  <box name="LGBU" X_Y_Z="3.94  3.94  50.8"  material="Air"
		            comment="lead glass block stacking unit cell"/>
  <box name="LGBL" X_Y_Z="3.9273  3.9273  45.0"  material="leadGlassF800"
		sensitive="true" comment="lead glass block" />
  <tubs name="LGLG" Rio_Z="0.0  1.5875  5.08" material="Plexiglas"
		sensitive="true" comment="lead glass block plexiglass light guide" />
  <box name="LGBW" X_Y_Z="3.9334  3.9334  45.0"  material="Mylar"
		            comment="aluminized mylar wrapping around the block"/>
  <box name="LGBS" X_Y_Z="0.0076 2.8575 50.8" material="StainlessSteel"
		            comment="SS strap holding the tube assy to the block"/>
  <pgon name="LGBF" segments="4" profile="-45 360" material="StainlessSteel"
		            comment="SS frame fixing the straps to the front of the block">
   <polyplane Rio_Z="1.5875 1.97 -0.300"/>
   <polyplane Rio_Z="1.5875 1.97 0.000"/>
  </pgon>

  <box name="LGPS" X_Y_Z="166.7 82. 1.27" material="Plexiglas"
       sensitive="true" comment="plate for FCAL light monitoring system"/>
  <box name="FCLC" X_Y_Z="243.8 243.8 0.3175" material="ABS-PVC"/>


  <!-- The following elements describe an early rendition of the GlueX
       detector simulated using a fast Monte Carlo program MCFast.  They
       are retained for future reference, do not rely on their values. -->

  <parameters name="forwardEMcal_pars" type="mcfast">
    <real_array	name="xlimit"	comment="xmin  xmax limits of box"
				values="-106.0  106.0"
				unit="cm"	/>
    <real_array	name="ylimit"	comment="ymin  ymax limits of box"
				values="-106.0  106.0"
				unit="cm"	/>
    <real_array	name="xlimit_gap" comment="xmin  xmax of beam hole aperture"
				values="   -6.0   6.0"
				unit="cm"	/>
    <real_array	name="ylimit_gap" comment="ymin  ymax of beam hole aperture"
				values="   -6.0   6.0"
				unit="cm"	/>
    <real	name="z0"	value="620.07"	comment="z of midplane"
				unit="cm"	/>
    <real	name="zlen"	value="45.0"	comment="length of blocks"
				unit="cm"	/>
    <reference	name="material"	value="leadGlassF800" />
    <reference	name="active"	value="leadGlassF800" />
    <int	name="ncr1"	value="58"	comment="x segmentation"     />
    <int	name="ncr2"	value="58"	comment="y segmentation"     />
    <int	name="nlayers"	value="1"	comment="z segmentation"     />
    <real	name="siga_em"	value="0.06"	comment="root-E coefficient"
				unit="cm"	/>
    <real	name="sigb_em"	value="0.01"	comment="floor term"
				unit="cm"	/>
    <real	name="siga_had"	value="0.0"	comment="root-E coefficient"
				unit="cm"	/>
    <real	name="sigb_had"	value="0.0"	comment="floor term"
				unit="cm"	/>
    <real	name="em_had_ratio" value="4.0"	comment="response ratio"
				unit="cm"	/>
  </parameters>

<!-- The forward calorimeter is hard coded into HDFast at present

  <mcfast model="CalorBox" template="db/calorbox.db"
                           parameters="forwardEMcal_pars">
    <string	name="name"	value="FCAL"
    <string	name="shape"	value="BOX"
    <int	name="type"	value="2"
  </mcfast>
-->

</section>

<!-- </HDDS> -->