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Added managed of generic structures directly by the HDF5 array core

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This commit is contained in:
Guilhem Lavaux 2015-01-31 15:11:44 +01:00
parent 1b971e96c0
commit 2e2224982b
1 changed files with 38 additions and 2 deletions
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40
src/hdf5_array.hpp
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@ -44,6 +44,9 @@ knowledge of the CeCILL license and that you accept its terms.
#include <boost/multi_array.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/type_traits/is_floating_point.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/stringize.hpp>
#include <boost/preprocessor/seq/for_each.hpp>
#include <vector>
#include <H5Cpp.h>
@ -59,7 +62,7 @@ namespace CosmoTool {
template<typename T, class Enable = void> struct get_hdf5_data_type
{
static H5::PredType type()
static H5::DataType type()
{
BOOST_MPL_ASSERT_MSG(0, Unknown_HDF5_data_type, ());
return H5::PredType::NATIVE_DOUBLE;
@ -68,7 +71,7 @@ namespace CosmoTool {
#define HDF5_TYPE(tl, thdf5) \
template<typename T> struct get_hdf5_data_type<T, typename boost::enable_if<boost::is_same<T, tl> >::type> \
{ static H5::PredType type() { return H5::PredType::thdf5; }; }
{ static H5::DataType type() { return H5::PredType::thdf5; }; }
HDF5_TYPE(char , NATIVE_CHAR);
HDF5_TYPE(long long , NATIVE_LLONG);
@ -202,6 +205,39 @@ namespace CosmoTool {
hdf5_read_array(fg, data_set_name, data, hdf5_ComplexType<T>::ctype()->type);
}
#define CTOOL_HDF5_NAME(STRUCT) BOOST_PP_CAT(hdf5_,STRUCT)
#define CTOOL_HDF5_INSERT_ELEMENT(r, STRUCT, element) \
{ \
CosmoTool::get_hdf5_data_type<BOOST_PP_TUPLE_ELEM(2, 0, element)> t; \
position = offsetof(STRUCT, BOOST_PP_TUPLE_ELEM(2, 1, element)); \
type.insertMember(BOOST_PP_STRINGIZE(BOOST_PP_TUPLE_ELEM(2, 1, element)), position, t.type()); \
}
#define CTOOL_STRUCT_TYPE(STRUCT, TNAME, ATTRIBUTES) \
namespace CosmoTool { \
class CTOOL_HDF5_NAME(STRUCT) { \
public: \
H5::CompType type; \
\
CTOOL_HDF5_NAME(STRUCT)() : type(sizeof(STRUCT)) \
{ \
long position; \
BOOST_PP_SEQ_FOR_EACH(CTOOL_HDF5_INSERT_ELEMENT, STRUCT, ATTRIBUTES) \
type.pack(); \
} \
\
static const CTOOL_HDF5_NAME(STRUCT) *ctype() \
{ \
static CTOOL_HDF5_NAME(STRUCT) singleton; \
return &singleton; \
} \
}; \
template<> struct get_hdf5_data_type<STRUCT> { \
static H5::DataType type() { return CTOOL_HDF5_NAME(STRUCT)::ctype()->type; }; \
}; \
};
};
#endif