mirror of
https://github.com/HDFGroup/hdf5.git
synced 2024-11-27 02:10:55 +08:00
fd031dd713
not tested, since /examples has several compiling errors due to new APIs this check in should have no problems
121 lines
3.9 KiB
C
121 lines
3.9 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
|
* Copyright by The HDF Group. *
|
|
* Copyright by the Board of Trustees of the University of Illinois. *
|
|
* All rights reserved. *
|
|
* *
|
|
* This file is part of HDF5. The full HDF5 copyright notice, including *
|
|
* terms governing use, modification, and redistribution, is contained in *
|
|
* the files COPYING and Copyright.html. COPYING can be found at the root *
|
|
* of the source code distribution tree; Copyright.html can be found at the *
|
|
* root level of an installed copy of the electronic HDF5 document set and *
|
|
* is linked from the top-level documents page. It can also be found at *
|
|
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
|
|
* access to either file, you may request a copy from help@hdfgroup.org. *
|
|
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
|
|
|
#include "hdf5.h"
|
|
#include "hdf5_hl.h"
|
|
#include <stdlib.h>
|
|
|
|
/*-------------------------------------------------------------------------
|
|
* Table API example
|
|
*
|
|
* H5TBinsert_field
|
|
*
|
|
*-------------------------------------------------------------------------
|
|
*/
|
|
|
|
#define NFIELDS (hsize_t) 5
|
|
#define NRECORDS (hsize_t) 8
|
|
#define TABLE_NAME "table"
|
|
|
|
int main( void )
|
|
{
|
|
typedef struct Particle1
|
|
{
|
|
char name[16];
|
|
int lati;
|
|
int longi;
|
|
float pressure;
|
|
double temperature;
|
|
} Particle1;
|
|
|
|
/* Define an array of Particles */
|
|
Particle1 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}
|
|
};
|
|
|
|
/* Calculate the size and the offsets of our struct members in memory */
|
|
size_t dst_size1 = sizeof( Particle1 );
|
|
size_t dst_offset1[NFIELDS] = { HOFFSET( Particle1, name ),
|
|
HOFFSET( Particle1, lati ),
|
|
HOFFSET( Particle1, longi ),
|
|
HOFFSET( Particle1, pressure ),
|
|
HOFFSET( Particle1, temperature )};
|
|
|
|
/* 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 compress = 0;
|
|
Particle1 fill_data[1] = { "no data",-1,-1, -99.0f, -99.0 };
|
|
int fill_data_new[1] = { -100 };
|
|
hsize_t position;
|
|
herr_t status;
|
|
hsize_t nfields_out;
|
|
hsize_t nrecords_out;
|
|
|
|
/* Define the inserted field information */
|
|
hid_t field_type_new = H5T_NATIVE_INT;
|
|
int data[NRECORDS] = { 0,1,2,3,4,5,6,7 };
|
|
|
|
/* Initialize the 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_11.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT );
|
|
|
|
/* Make the table */
|
|
status=H5TBmake_table( "Table Title",file_id,TABLE_NAME,NFIELDS,NRECORDS,
|
|
dst_size1,field_names, dst_offset1, field_type,
|
|
chunk_size, fill_data, compress, p_data );
|
|
|
|
/* Insert the new field at the end of the field list */
|
|
position = NFIELDS;
|
|
status=H5TBinsert_field( file_id, TABLE_NAME, "New Field", field_type_new, position,
|
|
fill_data_new, data );
|
|
|
|
/* Get table info */
|
|
status=H5TBget_table_info (file_id,TABLE_NAME, &nfields_out, &nrecords_out );
|
|
|
|
/* print */
|
|
printf ("Table has %d fields and %d records\n",(int)nfields_out,(int)nrecords_out);
|
|
|
|
/* close type */
|
|
H5Tclose( string_type );
|
|
|
|
/* close the file */
|
|
H5Fclose( file_id );
|
|
|
|
return 0;
|
|
|
|
|
|
}
|
|
|