diff options
Diffstat (limited to 'hl/examples/ex_table_01.c')
| -rw-r--r-- | hl/examples/ex_table_01.c | 189 |
1 files changed, 84 insertions, 105 deletions
diff --git a/hl/examples/ex_table_01.c b/hl/examples/ex_table_01.c index f1d0266..f3f1b0d 100644 --- a/hl/examples/ex_table_01.c +++ b/hl/examples/ex_table_01.c @@ -24,112 +24,91 @@ *------------------------------------------------------------------------- */ -#define NFIELDS (hsize_t) 5 -#define NRECORDS (hsize_t) 8 +#define NFIELDS (hsize_t)5 +#define NRECORDS (hsize_t)8 #define TABLE_NAME "table" - -int main( void ) +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; - int i; - - /* Initialize 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 - *------------------------------------------------------------------------- - */ - - H5TBmake_table( "Table Title", file_id, TABLE_NAME,NFIELDS,NRECORDS, - dst_size,field_names, dst_offset, field_type, - chunk_size, fill_data, compress, p_data ); - -/*------------------------------------------------------------------------- - * H5TBread_table - *------------------------------------------------------------------------- - */ - - H5TBread_table( file_id, TABLE_NAME, dst_size, dst_offset, dst_sizes, dst_buf ); - - /* print it by rows */ - for (i=0; i<NRECORDS; i++) { - printf ("%-5s %-5d %-5d %-5f %-5f", - dst_buf[i].name, - dst_buf[i].lati, - dst_buf[i].longi, - dst_buf[i].pressure, - dst_buf[i].temperature); - printf ("\n"); - } - -/*------------------------------------------------------------------------- - * end - *------------------------------------------------------------------------- - */ - - /* close type */ - H5Tclose( string_type ); - - /* close the file */ - H5Fclose( file_id ); - - return 0; + 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; + int i; + + /* Initialize 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 + *------------------------------------------------------------------------- + */ + + H5TBmake_table("Table Title", file_id, TABLE_NAME, NFIELDS, NRECORDS, dst_size, field_names, dst_offset, + field_type, chunk_size, fill_data, compress, p_data); + + /*------------------------------------------------------------------------- + * H5TBread_table + *------------------------------------------------------------------------- + */ + + H5TBread_table(file_id, TABLE_NAME, dst_size, dst_offset, dst_sizes, dst_buf); + + /* print it by rows */ + for (i = 0; i < NRECORDS; i++) { + printf("%-5s %-5d %-5d %-5f %-5f", dst_buf[i].name, dst_buf[i].lati, dst_buf[i].longi, + dst_buf[i].pressure, dst_buf[i].temperature); + printf("\n"); + } + + /*------------------------------------------------------------------------- + * end + *------------------------------------------------------------------------- + */ + + /* close type */ + H5Tclose(string_type); + + /* close the file */ + H5Fclose(file_id); + + return 0; } - |