Demux the readout planes for edm4hep collections

ip6/far_forward_offM_tracker.xml

@@ -25,7 +25,7 @@
       id="ForwardOffMTracker_station_1_ID"
       name="ForwardOffMTracker_station_1"
       type="ip6_OffMomentumTracker"
-      readout="ForwardOffMTrackerHits"
+      readout="ForwardOffMTrackerHits1"
       vis="FFTrackerVis"
       reflect="false">
       <position x="-780.0*mm" y="0" z="22500*mm"/>
@@ -50,7 +50,7 @@
       id="ForwardOffMTracker_station_2_ID"
       name="ForwardOffMTracker_station_2"
       type="ip6_OffMomentumTracker"
-      readout="ForwardOffMTrackerHits"
+      readout="ForwardOffMTrackerHits2"
       vis="AnlRed"
       reflect="false">
       <position x="-780.0*mm" y="0" z="22520*mm"/>
@@ -75,7 +75,7 @@
       id="ForwardOffMTracker_station_3_ID"
       name="ForwardOffMTracker_station_3"
       type="ip6_OffMomentumTracker"
-      readout="ForwardOffMTrackerHits"
+      readout="ForwardOffMTrackerHits3"
       vis="FFTrackerVis"
       reflect="false">
       <position x="-870.0*mm" y="0" z="24500*mm"/>
@@ -100,7 +100,7 @@
       id="ForwardOffMTracker_station_4_ID"
       name="ForwardOffMTracker_station_4"
       type="ip6_OffMomentumTracker"
-      readout="ForwardOffMTrackerHits"
+      readout="ForwardOffMTrackerHits4"
       vis="FFTrackerVis"
       reflect="false">
       <position x="-870.0*mm" y="0" z="24520*mm"/>
@@ -125,7 +125,19 @@
   </detectors>
 
   <readouts>
-    <readout name="ForwardOffMTrackerHits">
+    <readout name="ForwardOffMTrackerHits1">
+      <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
+      <id>system:8,layer:5,module:5,slice:4,x:32:-16,y:-16</id>  
+    </readout>
+    <readout name="ForwardOffMTrackerHits2">
+      <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
+      <id>system:8,layer:5,module:5,slice:4,x:32:-16,y:-16</id>  
+    </readout>
+    <readout name="ForwardOffMTrackerHits3">
+      <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
+      <id>system:8,layer:5,module:5,slice:4,x:32:-16,y:-16</id>  
+    </readout>
+    <readout name="ForwardOffMTrackerHits4">
       <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
       <id>system:8,layer:5,module:5,slice:4,x:32:-16,y:-16</id>  
     </readout>

ip6/roman_pots_eRD24_design.xml

@@ -81,7 +81,7 @@
   <detectors>
     <detector id="ForwardRomanPot_Station_1_ID"
       name="ForwardRomanPot_Station_1"
-      readout="ForwardRomanPotHits" 
+      readout="ForwardRomanPotHits1" 
       type="ip6_ForwardRomanPot"
       insideTrackingVolume="true"
       reflect="false" vis="FFTrackerVis">
@@ -155,7 +155,7 @@
   <detector
       id="ForwardRomanPot_Station_2_ID"
       name="ForwardRomanPot_Station_2"
-      readout="ForwardRomanPotHits"
+      readout="ForwardRomanPotHits2"
       type="ip6_ForwardRomanPot"
       insideTrackingVolume="true"
       reflect="false"
@@ -233,7 +233,11 @@
 
 
   <readouts>
-    <readout name="ForwardRomanPotHits">
+    <readout name="ForwardRomanPotHits1">
+      <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
+      <id>system:8,assembly:3,layer:4,module:4,sensor:4,x:32:-16,y:-16</id>
+    </readout>
+    <readout name="ForwardRomanPotHits2">
       <segmentation type="CartesianGridXY" grid_size_x="0.5*mm" grid_size_y="0.5*mm" />
       <id>system:8,assembly:3,layer:4,module:4,sensor:4,x:32:-16,y:-16</id>
     </readout>