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/****************************************************************************
* NCSA HDF *
* Scientific Data Technologies *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING f. *
* *
****************************************************************************/
#include "H5TB.h"
#include <stdlib.h>
/*-------------------------------------------------------------------------
* Table API example
*
* H5TBmake_table
* H5TBread_table
*
*-------------------------------------------------------------------------
*/
#define NFIELDS 5
#define NRECORDS 8
int main( void )
{
typedef struct Particle
{
char name[16];
int lati;
int longi;
float pressure;
double temperature;
} Particle;
Particle dst_buf[NRECORDS];
/* Calculate the size and the offsets of our struct members in memory */
size_t dst_size = sizeof( Particle );
size_t dst_offset[NFIELDS] = { HOFFSET( Particle, name ),
HOFFSET( Particle, lati ),
HOFFSET( Particle, longi ),
HOFFSET( Particle, pressure ),
HOFFSET( Particle, temperature )};
size_t dst_sizes[NFIELDS] = { sizeof( dst_buf[0].name),
sizeof( dst_buf[0].lati),
sizeof( dst_buf[0].longi),
sizeof( dst_buf[0].pressure),
sizeof( dst_buf[0].temperature)};
/* Define an array of Particles */
Particle p_data[NRECORDS] = { {"zero",0,0, 0.0f, 0.0},
{"one",10,10, 1.0f, 10.0},
{"two", 20,20, 2.0f, 20.0},
{"three",30,30, 3.0f, 30.0},
{"four", 40,40, 4.0f, 40.0},
{"five", 50,50, 5.0f, 50.0},
{"six", 60,60, 6.0f, 60.0},
{"seven",70,70, 7.0f, 70.0}
};
/* Define field information */
const char *field_names[NFIELDS] =
{ "Name","Latitude", "Longitude", "Pressure", "Temperature" };
hid_t field_type[NFIELDS];
hid_t string_type;
hid_t file_id;
hsize_t chunk_size = 10;
int *fill_data = NULL;
int compress = 0;
herr_t status;
EXAMPLE("make a table");
/* Initialize the field field_type */
string_type = H5Tcopy( H5T_C_S1 );
H5Tset_size( string_type, 16 );
field_type[0] = string_type;
field_type[1] = H5T_NATIVE_INT;
field_type[2] = H5T_NATIVE_INT;
field_type[3] = H5T_NATIVE_FLOAT;
field_type[4] = H5T_NATIVE_DOUBLE;
/* Create a new file using default properties. */
file_id = H5Fcreate( "ex_table_01.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT );
/*-------------------------------------------------------------------------
* H5TBmake_table
*-------------------------------------------------------------------------
*/
status=H5TBmake_table( "Table Title", file_id, "Table1",(hsize_t) NFIELDS, (hsize_t)NRECORDS, dst_size,
field_names, dst_offset, field_type,
chunk_size, fill_data, compress, p_data );
/*-------------------------------------------------------------------------
* H5TBread_table
*-------------------------------------------------------------------------
*/
status=H5TBread_table( file_id, "Table1", dst_size, dst_offset, dst_sizes, dst_buf );
/*-------------------------------------------------------------------------
* end
*-------------------------------------------------------------------------
*/
/* Close the file. */
H5Fclose( file_id );
PASSED();
return 0;
}
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