1 files changed, 50 insertions, 0 deletions
diff --git a/m/prototype/ML_BSSN_Helper/src/CopyADMBase.c b/m/prototype/ML_BSSN_Helper/src/CopyADMBase.c
new file mode 100644
index 0000000..529e1c8
--- /dev/null
+++ b/m/prototype/ML_BSSN_Helper/src/CopyADMBase.c
@@ -0,0 +1,50 @@
+#include <stdlib.h>
+#include <string.h>
+
+#include <cctk.h>
+#include <cctk_Arguments.h>
+
+static void
+copy (cGH const * restrict cctkGH,
+      CCTK_REAL * restrict dst, CCTK_REAL const * restrict src);
+
+void
+ML_BSSN_CopyADMBase (CCTK_ARGUMENTS)
+{
+  DECLARE_CCTK_ARGUMENTS;
+  
+  copy (cctkGH, gxx, gxx_p);
+  copy (cctkGH, gxy, gxx_p);
+  copy (cctkGH, gxz, gxx_p);
+  copy (cctkGH, gyy, gxx_p);
+  copy (cctkGH, gyz, gxx_p);
+  copy (cctkGH, gzz, gxx_p);
+  
+  copy (cctkGH, kxx, gxx_p);
+  copy (cctkGH, kxy, gxx_p);
+  copy (cctkGH, kxz, gxx_p);
+  copy (cctkGH, kyy, gxx_p);
+  copy (cctkGH, kyz, gxx_p);
+  copy (cctkGH, kzz, gxx_p);
+  
+  copy (cctkGH, alp, alp_p);
+  
+  copy (cctkGH, betax, betax_p);
+  copy (cctkGH, betay, betay_p);
+  copy (cctkGH, betaz, betaz_p);
+  
+  copy (cctkGH, dtalp, dtalp_p);
+  
+  copy (cctkGH, dtbetax, dtbetax_p);
+  copy (cctkGH, dtbetay, dtbetay_p);
+  copy (cctkGH, dtbetaz, dtbetaz_p);
+}
+
+static void
+copy (cGH const * restrict const cctkGH,
+      CCTK_REAL * restrict const dst, CCTK_REAL const * restrict const src)
+{
+  size_t const npoints =
+    (size_t) cctkGH->cctk_lsh[0] * cctkGH->cctk_lsh[1] * cctkGH->cctk_lsh[2];
+  memcpy (dst, src, npoints * sizeof *dst);
+}