1 files changed, 34 insertions, 0 deletions
diff --git a/src/macro/ADM_Spacing.h b/src/macro/ADM_Spacing.h
new file mode 100644
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--- /dev/null
+++ b/src/macro/ADM_Spacing.h
@@ -0,0 +1,34 @@
+/*@@
+  @header   ADM_Spacing.h
+  @date     June 2002
+  @author   Denis Pollney
+  @desc
+            Calculate various spacing dependent scalars.
+  @enddesc
+@@*/
+
+#ifndef ADM_SPACING_H
+#define ADM_SPACING_H
+
+       dt=cctk_delta_time
+       dx=cctk_delta_space(1)
+       dy=cctk_delta_space(2)
+       dz=cctk_delta_space(3)
+
+       idx=1.d0/dx
+       idy=1.d0/dy
+       idz=1.d0/dz
+
+       i2dx=0.5d0*idx
+       i2dy=0.5d0*idy
+       i2dz=0.5d0*idz
+
+       idxx=idx**2
+       idyy=idy**2
+       idzz=idz**2
+
+       idxy=i2dx*i2dy
+       idxz=i2dx*i2dz
+       idyz=i2dy*i2dz
+
+#endif