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<?xml version="1.0"?>
<DDDefinition xmlns="http://www.cern.ch/cms/DDL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.cern.ch/cms/DDL ../../../../DetectorDescription/Schema/DDLSchema.xsd">
<ConstantsSection label="escon.xml" eval="true">
<Constant name="ECAL_Z" value="314.4*cm"/>
<Constant name="PRESH_Z" value="295.7*cm"/>
<Constant name="PRE_ETA_MIN" value="1.653"/>
<Constant name="PRE_ETA_MAX" value="2.61"/>
<Constant name="PRE_AL_DISC" value="6*cm"/>
<Constant name="NMAT_PRESH" value="19"/>
<Constant name="waf_intra_col_sep" value="6.35*cm"/>
<Constant name="waf_inter_col_sep" value="0.03*cm"/>
<Constant name="wedge_width" value="6.24*cm"/>
<Constant name="wedge_length" value="5.2*cm"/>
<Constant name="wedge_front_thick" value="0.2*cm"/>
<Constant name="wedge_back_thick" value="0.545*cm"/>
<Constant name="waf_overlap" value="0.2*cm"/>
<Constant name="waf_width" value="6.3*cm"/>
<Constant name="waf_thick" value="0.032*cm"/>
<Constant name="ceramic_length" value="10*cm"/>
<Constant name="ceramic_thick" value="0.06*cm"/>
<Constant name="elec_thick" value="0.15*cm"/>
<Constant name="PRESH_ENCA_GAP" value="0.20*cm"/>
<Constant name="P1" value=".15*cm"/>
<!-- E_G10 -->
<Constant name="P2" value="3.7*cm"/>
<!-- Air -->
<Constant name="P5" value=".5*cm"/>
<!-- first cooling - aluminium -->
<Constant name="P6" value=".2*cm"/>
<!-- first absorber - aluminium -->
<Constant name="P7" value="1.0*cm"/>
<!-- first absorber - lead -->
<Constant name="P8" value=".2*cm"/>
<!-- first absorber - aluminium -->
<Constant name="P9" value=".2*cm"/>
<!-- micromod space - aluminium support -->
<Constant name="P10" value="1.3*cm"/>
<!-- micromod space - air gap containing silicon -->
<Constant name="P11" value=".2*cm"/>
<!-- micromod space - electronics (aluminium) -->
<Constant name="P12" value="2.5*cm - [P7]"/>
<!-- air gap for cables -->
<Constant name="P15" value=".5*cm"/>
<!-- second cooling - aluminium -->
<Constant name="P16" value=".2*cm"/>
<!-- second absorber - aluminium -->
<Constant name="P17" value=".4*cm"/>
<!-- second absorber - lead -->
<Constant name="P18" value=".2*cm"/>
<!-- second absorber - aluminium -->
<Constant name="P19" value=".2*cm"/>
<!-- micromod space - aluminiums support -->
<Constant name="P20" value="1.3*cm"/>
<!-- micromod space - air gap containing silicon -->
<Constant name="P21" value=".2*cm"/>
<!-- micromod space - electronics (aluminiums) -->
<Constant name="P22" value="3.6*cm - [P17]"/>
<!-- air gap for cables -->
<!-- Ming to check -->
<Constant name="P24" value=".15*cm"/>
<!-- E_G10 -->
<Constant name="PRESH_Z_TOTAL" value="[P1]+[P2]+[P5]+[P6]+[P7]+[P8]+[P9]+[P10]+[P11]+[P12]+[P15]+[P16]+[P17]+[P18]+[P19]+[P20]+[P21]+[P22]+[P24]"/>
<!-- some position information -->
<Constant name="zlead1" value="-[PRESH_Z_TOTAL]/2 +[P1]+[P2]+[P5]+[P6]+[P7]+[P8]+[P9]"/>
<Constant name="zlead2" value="[zlead1]+[P10]+[P11]+[P12]+[P15]+[P16]+[P17]+[P18]+[P19]"/>
<!-- derived constants -->
<Constant name="THETA_MIN" value="2*atan(exp(-[PRE_ETA_MIN]))"/>
<Constant name="THETA_MAX" value="2*atan(exp(-[PRE_ETA_MAX]))"/>
<Constant name="R_MIN" value="[ECAL_Z]*tan([THETA_MIN])"/>
<Constant name="R_MAX" value="[PRESH_Z]*tan([THETA_MAX]) - 8*cm"/>
<Constant name="wedge_angle" value=" atan((([wedge_back_thick]-[wedge_front_thick])/2)/[wedge_length])"/>
<Constant name="waf_active" value="[waf_width]-[waf_overlap]"/>
<Constant name="wedge_sep" value="[waf_active]*cos([wedge_angle])"/>
<Constant name="wedge_gap" value="[wedge_sep]-[wedge_length]"/>
<Constant name="wedge_offset" value=" ([wedge_front_thick]+[wedge_back_thick])/4."/>
<Constant name="ceramic_width" value="[waf_width]"/>
<Constant name="ywedge_ceramic_diff" value="([ceramic_length]/2.)*cos([wedge_angle]*2.) -[wedge_length]/2."/>
<Constant name="elec_width" value="[waf_width]"/>
<Constant name="elec_length" value="[ceramic_length] - [waf_width]"/>
<Constant name="box_thick" value="[elec_thick]+[waf_thick]+[ceramic_thick]"/>
<Constant name="zwedge_ceramic_diff" value="([box_thick]/2)/cos([wedge_angle]*2) + [wedge_front_thick]+ ([ceramic_length]/2.) *sin([wedge_angle]*2)"/>
<Constant name="angle" value="2*[wedge_angle]"/>
<Constant name="PRESH_Z_OFFSET" value="3.0495*m"/>
<Constant name="PRESH_RMAX_BACK" value="([R_MIN]+9*cm+13.5*cm)"/>
<Constant name="PRESH_RMAX_FRONT" value="(130*cm+13.5*cm)"/>
<Constant name="PRESH_MID_Z" value="1.8*cm"/>
</ConstantsSection>
</DDDefinition>
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