mirror/hdf5
2
0
Fork 0
mirror of https://github.com/HDFGroup/hdf5.git synced 2025-03-31 17:10:47 +08:00
Code Issues Packages Projects Releases Wiki Activity

[svn-r236] Example showing how to group objects in the HDF5 file is added.

Browse Source
This commit is contained in:
Elena Pourmal 1998-02-10 10:22:51 -05:00
parent 32029aa648
commit 66d18e9bf2
1 changed files with 84 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

84
examples/h5_group.c Normal file
View File

@ -0,0 +1,84 @@
#include "hdf5.h"
#define FILE "DIR.h5"
#define RANK 2
main()
{
hid_t file, dir;
hid_t dataset, dataspace;
herr_t status;
size_t dims[2];
/*
* Create a file.
*/
file = H5Fcreate(FILE, H5ACC_OVERWRITE, H5C_DEFAULT, H5C_DEFAULT);
/*
* Create two groups in a file.
*/
dir = H5Gcreate(file, "/IntData", 0);
status = H5Gclose(dir);
dir = H5Gcreate(file,"/FloatData", 0);
status = H5Gclose(dir);
/*
* Create dataset in the /IntData group by specifying full path.
*/
dims[0] = 2;
dims[1] = 3;
dataspace = H5Pcreate_simple(RANK, dims, NULL);
dataset = H5Dcreate(file, "/IntData/IntArray", H5T_NATIVE_INT, dataspace, H5C_DEFAULT);
H5Pclose(dataspace);
H5Dclose(dataset);
/*
* Set current group to /IntData and attach to the dataset IntArray.
*/
status = H5Gset (file, "/IntData");
dataset = H5Dopen(file, "IntArray");
if (dataset > 0) printf("IntArray dataset in /IntData group is found\n");
H5Dclose(dataset);
/*
* Set current group to /FloatData.
*/
status = H5Gset (file, "/FloatData");
/*
* Create two datasets
*/
dims[0] = 5;
dims[1] = 10;
dataspace = H5Pcreate_simple(RANK, dims, NULL);
dataset = H5Dcreate(file, "FloatArray", H5T_NATIVE_FLOAT, dataspace, H5C_DEFAULT);
H5Pclose(dataspace);
H5Dclose(dataset);
dims[0] = 4;
dims[1] = 6;
dataspace = H5Pcreate_simple(RANK, dims, NULL);
dataset = H5Dcreate(file, "DoubleArray", H5T_NATIVE_DOUBLE, dataspace, H5C_DEFAULT);
H5Pclose(dataspace);
H5Dclose(dataset);
/*
* Attach to /FloatData/DoubleArray dataset
*/
dataset = H5Dopen(file, "/FloatData/DoubleArray");
if (dataset > 0) printf("/FloatData/DoubleArray dataset is found\n");
H5Dclose(dataset);
H5Fclose(file);
}