fix: beampipe hacks to just make it work

compact/definitions.xml

@@ -48,6 +48,9 @@ The unused IDs below are saved for future use.
     <constant name="BeamPipe_ID" value="10"/>
     <constant name="BeamPipeB0_ID" value="11"/>
 
+    <constant name="Beampipe_rmax" value="2.501*25.4*mm/2.0"/>
+    <constant name="CrossingAngle" value="-0.025*rad "/>
+    <constant name="BeampipeOD"    value="2.0*Beampipe_rmax"/>
 
     <documentation> 
       #### (25-39) Silicon Vertex Tracker

compact/subsystem_views/drich_only.xml

@@ -33,8 +33,8 @@
       The ip6 (or other ip) defines should be included first.
       These files have only a define tags.
   </documentation>
-    <include ref="ip6/definitions.xml" /> 
-    <include ref="ip6/far_forward/fields_275.xml" />
+    <!-- <include ref="ip6/definitions.xml" /> --> 
+    <!-- <include ref="ip6/far_forward/fields_275.xml" /> -->
     <include ref="compact/definitions.xml" />
   </define>
 
@@ -67,7 +67,7 @@
     ## dRICh only
   </documentation>
 
-  <include ref="ip6/central_beampipe.xml" />
+  <!-- <include ref="ip6/central_beampipe.xml" /> -->
   <include ref="compact/drich.xml" />
 
 </lccdd>