Added Pb + Scint layers

ip6/far_forward_ZDC_Hcal.xml

@@ -7,10 +7,13 @@
   </comment>        
 
   <define>
-    <constant name="ffi_ZDC_HCAL_NRepeat"          value="40"/>
-    <constant name="ffiZDCHcalTungstenThickness"   value="3.5 * mm"/>
-    <constant name="ffiZDCHcalSiliconThickness"    value="500.0 * um"/>
-    <constant name="ffiZDCHcalAirThickness"        value="1.0 * mm"/>
+    <constant name="ffi_ZDC_HCAL_SiW_NRepeat"     value="40"/>
+    <constant name="ffi_ZDC_HCAL_PbScint_NRepeat" value="30"/>
+    <constant name="ffiZDCHcalTungstenThickness"  value="3.5 * mm"/>
+    <constant name="ffiZDCHcalSiliconThickness"   value="500.0 * um"/>
+    <constant name="ffiZDCHcalAirThickness"       value="1.0 * mm"/>
+    <constant name="ffiZDCHcalLeadThickness"      value="30.0 * mm"/>
+    <constant name="ffiZDCHcalScintThickness"     value="2.0 * mm"/>
   </define>
 
   <detectors>
@@ -18,11 +21,15 @@
       <position x="ffi_ZDC_HCAL_x_pos" y="ffi_ZDC_HCAL_y_pos" z="ffi_ZDC_HCAL_z_pos"/>
       <rotation x="ffi_ZDC_HCAL_rotateX_angle" y="ffi_ZDC_HCAL_rotateY_angle" z="ffi_ZDC_HCAL_rotateZ_angle"/>
       <dimensions x="ffi_ZDC_HCAL_width" z="ffi_ZDC_HCAL_length"/>
-      <layer repeat="ffi_ZDC_HCAL_NRepeat">
+      <layer repeat="ffi_ZDC_HCAL_SiW_NRepeat">
         <slice name="Tungsten_slice" material="TungstenDens24" thickness="ffiZDCHcalTungstenThickness" vis="AnlBlue"/>
 	<slice name="Silicon_slice"  material="Silicon"        thickness="ffiZDCHcalSiliconThickness"  vis="AnlRed"  sensitive="true"/>
 	<slice name="Air_slice"      material="Air"            thickness="ffiZDCHcalAirThickness"      vis="AnlGold"/>
       </layer>
+      <layer repeat="ffi_ZDC_HCAL_PbScint_NRepeat">
+        <slice name="Lead_slice"  material="Pb"           thickness="ffiZDCHcalLeadThickness"  vis="BlueGreenVis"/>
+        <slice name="Scint_slice" material="PlasticScint" thickness="ffiZDCHcalScintThickness" vis="AnlOrange" sensitive="true"/>
+      </layer>
     </detector>
   </detectors>
 

ip6/far_forward_detectors.xml

@@ -8,7 +8,7 @@
       Zero Degree Parameters
       ----------------------
     </comment>
-    <constant name="ffi_ZDC_ECAL_z_pos"            value="3800.0 * cm"/>
+    <constant name="ffi_ZDC_ECAL_z_pos"            value="3750.0 * cm"/>
     <constant name="ffi_ZDC_ECAL_x_pos"            value="ffi_ZDC_ECAL_z_pos * ionCrossingAngle"/>
     <constant name="ffi_ZDC_ECAL_y_pos"            value="0.0 * cm"/>
     <constant name="ffi_ZDC_ECAL_rotateX_angle"    value="0.0 * rad"/>
@@ -19,11 +19,11 @@
     <constant name="ffi_ZDC_ECAL_module_gap"       value="1.0 * mm"/>
     <constant name="ffi_ZDC_ECAL_module_ntower"    value="12"/>
     <constant name="ffi_ZDC_ECAL_width"            value="(ffi_ZDC_ECAL_module_width + ffi_ZDC_ECAL_module_gap) * ffi_ZDC_ECAL_module_ntower + 2.0 * cm"/>
-    <constant name="ffi_ZDC_ECAL_thickness"        value="ffi_ZDC_ECAL_module_thickness + 2.0 * cm"/>
+    <constant name="ffi_ZDC_ECAL_thickness"        value="ffi_ZDC_ECAL_module_thickness + 1.0 * cm"/>
 
     <constant name="ffi_ZDC_HCAL_x_pos"            value="ffi_ZDC_ECAL_x_pos"/>
     <constant name="ffi_ZDC_HCAL_y_pos"            value="ffi_ZDC_ECAL_y_pos"/>
-    <constant name="ffi_ZDC_HCAL_z_pos"            value="ffi_ZDC_ECAL_z_pos + ffi_ZDC_ECAL_thickness + 3.0 * cm"/>
+    <constant name="ffi_ZDC_HCAL_z_pos"            value="ffi_ZDC_ECAL_z_pos + ffi_ZDC_ECAL_thickness + 1.0 * cm"/>
     <constant name="ffi_ZDC_HCAL_rotateX_angle"    value="ffi_ZDC_ECAL_rotateX_angle"/>
     <constant name="ffi_ZDC_HCAL_rotateY_angle"    value="ffi_ZDC_ECAL_rotateY_angle"/>
     <constant name="ffi_ZDC_HCAL_rotateZ_angle"    value="ffi_ZDC_ECAL_rotateZ_angle"/>