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-rw-r--r--src/CartGrid3D.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/CartGrid3D.c b/src/CartGrid3D.c
index 4ce6a9b..fd6ef1b 100644
--- a/src/CartGrid3D.c
+++ b/src/CartGrid3D.c
@@ -99,9 +99,9 @@ void CartGrid3D(CCTK_ARGUMENTS)
}
else
{
- *coarse_dx = xmax1/(cctk_gsh[0]-1.0);
- *coarse_dy = ymax1/(cctk_gsh[1]-1.0);
- *coarse_dz = zmax1/(cctk_gsh[2]-1.0);
+ *coarse_dx = xmax1/(cctk_gsh[0]-cctk_nghostzones[0]-1.0);
+ *coarse_dy = ymax1/(cctk_gsh[1]-cctk_nghostzones[1]-1.0);
+ *coarse_dz = zmax1/(cctk_gsh[2]-cctk_nghostzones[2]-1.0);
}
/* Grid spacing on this grid */