From dc098c3d0f3cc246852d30955e72669bba055ada Mon Sep 17 00:00:00 2001
From: schnetter <schnetter@082bdb00-0f4f-0410-b49e-b1835e5f2039>
Date: Sun, 14 Feb 2010 18:22:56 +0000
Subject: Determine the symmetry boundary width from the registered boundary
 width in CoordBase, not from the number of ghost zones

git-svn-id: http://svn.cactuscode.org/arrangements/CactusNumerical/ReflectionSymmetry/trunk@31 082bdb00-0f4f-0410-b49e-b1835e5f2039
---
 interface.ccl  |  2 +-
 src/register.c | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/interface.ccl b/interface.ccl
index 698d073..878e864 100644
--- a/interface.ccl
+++ b/interface.ccl
@@ -76,4 +76,4 @@ CCTK_INT FUNCTION GetBoundarySpecification \
    CCTK_INT OUT ARRAY is_internal, \
    CCTK_INT OUT ARRAY is_staggered, \
    CCTK_INT OUT ARRAY shiftout)
-USES FUNCTION GetBoundarySpecification
+REQUIRES FUNCTION GetBoundarySpecification
diff --git a/src/register.c b/src/register.c
index 5a538e0..a1e3c5d 100644
--- a/src/register.c
+++ b/src/register.c
@@ -13,6 +13,12 @@ ReflectionSymmetry_Register (CCTK_ARGUMENTS)
   DECLARE_CCTK_PARAMETERS;
   
   int do_reflection[6];
+  
+  CCTK_INT nboundaryzones[6];
+  CCTK_INT is_internal[6];
+  CCTK_INT is_staggered[6];
+  CCTK_INT shiftout[6];
+  
   CCTK_INT handle;
   CCTK_INT faces[6];
   CCTK_INT width[6];
@@ -26,12 +32,20 @@ ReflectionSymmetry_Register (CCTK_ARGUMENTS)
   do_reflection[4] = reflection_z;
   do_reflection[5] = reflection_upper_z;
   
+  /* Get the boundary specification */
+  ierr = GetBoundarySpecification
+    (6, nboundaryzones, is_internal, is_staggered, shiftout);
+  if (ierr < 0)
+  {
+    CCTK_WARN (0, "Could not get the boundary specification");
+  }
+  
   for (f=0; f<6; ++f)
   {
     if (do_reflection[f])
     {
       faces[f] = 1;
-      width[f] = cctk_nghostzones[f/2];
+      width[f] = nboundaryzones[f/2];
     }
     else
     {
-- 
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