From 0fcb2b441712fa70d4b755359ad7c7a892d97776 Mon Sep 17 00:00:00 2001
From: "jihee.kim" <jihee.kim@anl.gov>
Date: Wed, 14 Apr 2021 12:23:14 -0500
Subject: [PATCH] Edited x position of zdc

---
 compact/definitions.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/compact/definitions.xml b/compact/definitions.xml
index 1ffe34fe..01a5eeba 100644
--- a/compact/definitions.xml
+++ b/compact/definitions.xml
@@ -531,9 +531,9 @@
       ----------------------
     </comment>
     <comment> BeamLines: IP6 </comment>
-    <constant name="ffi_ZDC_x_pos"         value="90.0 * cm"/>
-    <constant name="ffi_ZDC_y_pos"         value="0.0 * cm"/>
     <constant name="ffi_ZDC_z_pos"         value="3800.0 * cm"/>
+    <constant name="ffi_ZDC_x_pos"         value="ffi_ZDC_z_pos * ionCrossingAngle"/> <comment> original value="90.0 * cm" </comment>
+    <constant name="ffi_ZDC_y_pos"         value="0.0 * cm"/>
     <constant name="ffi_ZDC_rotateX_angle" value="0.0 * rad"/>
     <constant name="ffi_ZDC_rotateY_angle" value="-0.0125 * rad"/>
     <constant name="ffi_ZDC_rotateZ_angle" value="0.0 * rad"/>
-- 
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