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-rw-r--r--src/Cartoon2DBC.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/Cartoon2DBC.c b/src/Cartoon2DBC.c
index 9fcbfc4..cce30ac 100644
--- a/src/Cartoon2DBC.c
+++ b/src/Cartoon2DBC.c
@@ -99,7 +99,7 @@ CCTK_INT BndCartoon2DVI(cGH *GH, CCTK_INT tensortype, CCTK_INT vi)
xindx = (xindx<0)?CCTK_CoordIndex(-1,"x","cart3d"):xindx;
xp = GH->data[xindx][0];
-/* xp = GH->data[CCTK_CoordIndex(-1,"x","cart3d")][0];*/
+ /* xp = GH->data[CCTK_CoordIndex(-1,"x","cart3d")][0];*/
lx0 = xp[0];
dx0 = GH->cctk_delta_space[0]/GH->cctk_levfac[0];
dy0 = GH->cctk_delta_space[1]/GH->cctk_levfac[1];
@@ -115,6 +115,9 @@ CCTK_INT BndCartoon2DVI(cGH *GH, CCTK_INT tensortype, CCTK_INT vi)
/* y = 0 */
j = ny/2;
+ /* make sure that the input data is synced */
+ CCTK_SyncGroup(GH, CCTK_GroupNameFromVarI(vi));
+
/* z-direction: include lower and upper boundary */
for (k = 0; k < lnz; k++)