1 files changed, 77 insertions, 0 deletions
diff --git a/Carpet/CarpetSlab/src/mapping.hh b/Carpet/CarpetSlab/src/mapping.hh
new file mode 100644
index 000000000..c2e319f2d
--- /dev/null
+++ b/Carpet/CarpetSlab/src/mapping.hh
@@ -0,0 +1,77 @@
+// $Header$
+
+#ifndef CARPETSLAB_MAPPING_HH
+#define CARPETSLAB_MAPPING_HH
+
+#include <vector>
+
+#include "cctk.h"
+
+namespace CarpetSlab {
+  
+  
+  
+  // Mapping object
+  // (just store the mapping)
+  struct mapping {
+    int vindex;
+    int hdim;
+    vector<int> origin;         // [vdim]
+    vector<int> dirs;           // [hdim]
+    vector<int> stride;         // [hdim]
+    vector<int> length;         // [hdim]
+  };
+  
+  
+  
+  int StoreMapping (mapping * const mp);
+  
+  mapping * RetrieveMapping (int const table);
+  
+  void DeleteMapping (int const table);
+    
+    
+    
+  typedef CCTK_INT
+  (* conversion_fn_ptr) (CCTK_INT const nelems,
+                         CCTK_INT const src_stride,
+                         CCTK_INT const dst_stride,
+                         CCTK_INT const src_type,
+                         CCTK_INT const dst_type,
+                         CCTK_POINTER_TO_CONST const from,
+                         CCTK_POINTER const to);
+  
+  extern "C" CCTK_INT
+  CarpetSlab_LocalMappingByIndex (CCTK_POINTER_TO_CONST const cctkGH,
+                                  CCTK_INT const vindex,
+                                  CCTK_INT const hdim,
+                                  CCTK_INT const * const direction,
+                                  CCTK_INT const * const origin,
+                                  CCTK_INT const * const extent,
+                                  CCTK_INT const * const downsample,
+                                  CCTK_INT const table_handle,
+                                  conversion_fn_ptr const conversion_fn,
+                                  CCTK_INT * const hsize_local,
+                                  CCTK_INT * const hsize_global,
+                                  CCTK_INT * const hoffset_global);
+  
+  extern "C" CCTK_INT
+  CarpetSlab_GlobalMappingByIndex (CCTK_POINTER_TO_CONST const cctkGH,
+                                   CCTK_INT const vindex,
+                                   CCTK_INT const hdim,
+                                   CCTK_INT const * const direction,
+                                   CCTK_INT const * const origin,
+                                   CCTK_INT const * const extent,
+                                   CCTK_INT const * const downsample,
+                                   CCTK_INT const table_handle,
+                                   conversion_fn_ptr const conversion_fn,
+                                   CCTK_INT * const hsize);
+  
+  extern "C" CCTK_INT
+  CarpetSlab_FreeMapping (CCTK_INT const mapping_handle);
+  
+  
+  
+} // namespace CarpetSlab
+
+#endif // !defined(CARPETSLAB_MAPPING_HH)