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Copy pathCrystalECAL_HDDS.xml
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CrystalECAL_HDDS.xml
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<?xml version="1.0" encoding="UTF-8"?>
<!--DOCTYPE HDDS>
Hall D Geometry Data Base: Lead tungstate calorimeter (ECAL)
************************************************************
version 1.0: Initial version -A.S.
<HDDS specification="v1.0" xmlns="http://www.gluex.org/hdds">
-->
<section name = "CrystalECAL"
version = "1.0"
date = "2023-12-17"
author = "A. Somov"
top_volume = "ECAL"
specification = "v1.0" >
<!-- Origin of CrystalECAL is the center of upstream face of lead tungstate modules -->
<!--
<composition name="CrystalECAL">
<apply region="nullBfield"/>
<posXYZ volume="CrystalECAL" X_Y_Z="0.0 0.0 10.0" />
</composition>
-->
<composition name="CrystalECAL" envelope="ECAL">
<posXYZ volume="AbsorberECAL" X_Y_Z="0.0 0.0 -13.03" />
<posXYZ volume="XTDlower" X_Y_Z="0.0 -21.945 0.0" />
<posXYZ volume="XTDeast" X_Y_Z="-21.945 0.0 0.0" />
<posXYZ volume="XTDwest" X_Y_Z="+21.945 0.0 0.0" />
<posXYZ volume="XTDupper" X_Y_Z="0.0 +21.945 0.0" />
</composition>
<composition name="AbsorberECAL" envelope="XABO">
<posXYZ volume="XABI" X_Y_Z="0.0 0.0 0.0"/>
</composition>
<box name="XABO" X_Y_Z="8.315 8.315 6.05" material="Tungsten" />
<tubs name="XABI" Rio_Z="0 1.86 6.05" material="Air" />
<composition name="XTDlower" envelope="XTDB">
<mposY volume="XTDfullRow" ncopy="19" Z_X="0.0 0.0" Y0="-18.81" dY="2.09">
<row value="0" step="1" />
</mposY>
</composition>
<composition name="XTDupper" envelope="XTDT">
<mposY volume="XTDfullRow" ncopy="19" Z_X="0.0 0.0" Y0="-18.81" dY="2.09">
<row value="21" step="1" />
</mposY>
</composition>
<composition name="XTDwest" envelope="XTDW">
<mposY volume="XTDhalfRowWest" ncopy="2" Y0="-1.045" dY="2.09">
<row value="19 " step="1" />
</mposY>
</composition>
<composition name="XTDeast" envelope="XTDE">
<mposY volume="XTDhalfRowEast" ncopy="2" Y0="-1.045" dY="2.09">
<row value="19" step="1" />
</mposY>
</composition>
<composition name="XTDfullRow">
<mposX volume="XTModule" ncopy="40" Y_Z="0.0 0.0" X0="-40.755" dX="2.09">
<column value="0" step="1" />
</mposX>
</composition>
<composition name="XTDhalfRowWest">
<mposX volume="XTModule" ncopy="19" Y_Z="0.0 0.0" X0="-18.81" dX="2.09">
<column value="21" step="1" />
</mposX>
</composition>
<composition name="XTDhalfRowEast">
<mposX volume="XTModule" ncopy="19" Y_Z="0.0 0.0" X0="-18.81" dX="2.09">
<column value="0" step="1" />
</mposX>
</composition>
<box name="ECAL" X_Y_Z="83.6 83.6 34.0" material="Air"
comment="CrystalECAL mother" />
<box name="XTDB" X_Y_Z="83.6 39.71 20.0" material="Air"
comment="XTD bottom section" />
<box name="XTDT" X_Y_Z="83.6 39.71 20.0" material="Air"
comment="XTD top section" />
<box name="XTDW" X_Y_Z="39.71 4.18 20.0" material="Air"
comment="XTD west section" />
<box name="XTDE" X_Y_Z="39.71 4.18 20.0" material="Air"
comment="XTD east section" />
<composition name="XTModule" envelope="XTMD">
<posXYZ volume="XTBL" X_Y_Z="0.0 0.0 0.0"/>
</composition>
<box name="XTMD" X_Y_Z=" 2.09 2.09 20.0" material="Tedlar"
comment="lead tungstate module assembly" />
<box name="XTBL" X_Y_Z=" 2.055 2.055 20.0" material="PWO"
sensitive="true" comment="lead tungstate block" />
<!-- 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="18.0" 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="ECAL"
<string name="shape" value="BOX"
<int name="type" value="2"
</mcfast>
-->
</section>
<!-- </HDDS> -->