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macros to (dis-)assemble edge and triangle ids added

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This commit is contained in:
gsell
2009-05-14 16:35:04 +00:00
parent 12a7988abc
commit e40565f8f0
1 changed files with 19 additions and 5 deletions
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src/h5_core/h5_core_private.h
+19 -5
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@@ -47,11 +47,25 @@
00100eee tttttttt tttttttt tttttttt tttttttt tttttttt tttttttt tttttttt
2E TT TT TT TT TT TT
*/
#define H5_TET_MASK ( (h5_id_t) (ULLONG_MAX >> 8) )
#define _h5t_build_triangle_id( idx, eid ) \
( ( 1ull << (sizeof(eid)*8-4)) | \
(idx << (sizeof(eid)*7)) | \
(eid & H5_TET_MASK))
#define H5T_ELEM_MASK ( (h5_id_t) (ULLONG_MAX >> 8) )
#define H5T_ETYPE_MASK ( 7ull << (sizeof(h5_id_t)*8-4) )
#define H5T_FACE_MASK (15ull << (sizeof(h5_id_t)*7) )
#define _h5t_build_triangle_id( face_id, elem_id ) \
( ((h5_id_t)1 << (sizeof(elem_id)*8-4)) | \
((h5_id_t)(face_id) << (sizeof(elem_id)*7)) | \
((elem_id) & H5T_ELEM_MASK))
#define _h5t_build_edge_id( face_id, elem_id ) \
( ((h5_id_t)1 << (sizeof(elem_id)*8-3)) | \
((h5_id_t)(face_id) << (sizeof(elem_id)*7)) | \
((elem_id) & H5T_ELEM_MASK))
#define _h5t_get_face_id( entity_id ) \
( (entity_id & H5T_FACE_MASK) >> (sizeof(h5_id_t)*7) )
#define _h5t_get_elem_id( entity_id ) \
( entity_id & H5T_ELEM_MASK )
#define TRY( func ) \
if ( (int64_t)(ptrdiff_t)(func) < (int64_t)0 ) \