From 59d6ce754085d4e8ebe760b2127bc61450ca9419 Mon Sep 17 00:00:00 2001
From: Wouter Deconinck <wouter.deconinck@umanitoba.ca>
Date: Tue, 31 Aug 2021 00:25:13 +0000
Subject: [PATCH] Explain TrackerEndcap[PN]_length and TrackerBarrel_rmax

(cherry picked from commit 4636d58a416a6919b8833fd259956e71aac8040d)
---
 compact/definitions.xml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compact/definitions.xml b/compact/definitions.xml
index 908de8a9..7c71e90f 100644
--- a/compact/definitions.xml
+++ b/compact/definitions.xml
@@ -346,6 +346,8 @@ Examples:
     <documentation>
       ### Tracker Detector Parameters
       TrackerBarrel_rmax: also the rmin for the barrel PID system (DIRC)
+      Note: The barrel rmax and endcap lengths are the maximum extent allowed for
+      the barrel and endcap layers, not the position of the final layer.
     </documentation>
 
     <constant name="TrackerBarrel_rmin"         value="VertexTrackingRegion_rmax"/>
-- 
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