summaryrefslogtreecommitdiffstats
path: root/hl
diff options
context:
space:
mode:
authorJames Laird <jlaird@hdfgroup.org>2006-03-01 15:05:37 (GMT)
committerJames Laird <jlaird@hdfgroup.org>2006-03-01 15:05:37 (GMT)
commitb399040acbd5763802a96bc2c877c0bd5ea152d2 (patch)
tree40eac7d352502219babec9781800e9c43a60779c /hl
parent3f2f490a0f5da29ee9e4d4d74449a3e0b2713ce1 (diff)
downloadhdf5-b399040acbd5763802a96bc2c877c0bd5ea152d2.zip
hdf5-b399040acbd5763802a96bc2c877c0bd5ea152d2.tar.gz
hdf5-b399040acbd5763802a96bc2c877c0bd5ea152d2.tar.bz2
[svn-r11994] Purpose:
Adding HL examples Description: Forgot to 'cvs add' example files.
Diffstat (limited to 'hl')
-rw-r--r--hl/examples/ex_lite1.c35
-rw-r--r--hl/examples/ex_lite2.c51
-rw-r--r--hl/examples/ex_lite3.c70
3 files changed, 156 insertions, 0 deletions
diff --git a/hl/examples/ex_lite1.c b/hl/examples/ex_lite1.c
new file mode 100644
index 0000000..85a011d
--- /dev/null
+++ b/hl/examples/ex_lite1.c
@@ -0,0 +1,35 @@
+
+/****************************************************************************
+ * 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 "H5LT.h"
+
+#define RANK 2
+
+
+int main( void )
+{
+ hid_t file_id;
+ hsize_t dims[RANK]={2,3};
+ int data[6]={1,2,3,4,5,6};
+ herr_t status;
+
+ file_id = H5Fcreate ("ex_lite1.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+
+ status = H5LTmake_dataset(file_id,"/dset",RANK,dims,H5T_NATIVE_INT,data);
+
+ status = H5Fclose (file_id);
+
+ return 0;
+}
+
+
diff --git a/hl/examples/ex_lite2.c b/hl/examples/ex_lite2.c
new file mode 100644
index 0000000..990cf1f
--- /dev/null
+++ b/hl/examples/ex_lite2.c
@@ -0,0 +1,51 @@
+
+/****************************************************************************
+ * 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 "H5LT.h"
+
+int main( void )
+{
+ hid_t file_id;
+ int data[6];
+ hsize_t dims[2];
+ herr_t status;
+ hsize_t i, j, nrow, n_values;
+
+ /* open file from ex_lite1.c */
+ file_id = H5Fopen ("ex_lite1.h5", H5F_ACC_RDONLY, H5P_DEFAULT);
+
+ /* read dataset */
+ status = H5LTread_dataset_int(file_id,"/dset",data);
+
+ /* get the dimensions of the dataset */
+ status = H5LTget_dataset_info(file_id,"/dset",dims,NULL,NULL);
+
+ /* print it by rows */
+ n_values = dims[0] * dims[1];
+ nrow = dims[1];
+ for (i=0; i<n_values/nrow; i++ )
+ {
+ for (j=0; j<nrow; j++)
+ printf (" %d", data[i*nrow + j]);
+ printf ("\n");
+ }
+
+ /* close file */
+ status = H5Fclose (file_id);
+
+ return 0;
+
+
+}
+
+
diff --git a/hl/examples/ex_lite3.c b/hl/examples/ex_lite3.c
new file mode 100644
index 0000000..c5c8bfb
--- /dev/null
+++ b/hl/examples/ex_lite3.c
@@ -0,0 +1,70 @@
+
+/****************************************************************************
+ * 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 "H5LT.h"
+#include <stdlib.h>
+
+#define ATTR_SIZE 5
+
+int main( void )
+{
+ hid_t file_id;
+ hid_t dset_id;
+ hid_t space_id;
+ hsize_t dims[1] = { ATTR_SIZE };
+ int data[ATTR_SIZE] = {1,2,3,4,5};
+ herr_t status;
+ int i;
+
+ /* create a file */
+ file_id = H5Fcreate ("ex_lite3.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
+
+ /* create a data space */
+ space_id = H5Screate_simple(1,dims,NULL);
+
+ /* create a dataset named "dset" */
+ dset_id = H5Dcreate(file_id,"dset",H5T_NATIVE_INT,space_id,H5P_DEFAULT);
+
+ /* close */
+ status = H5Dclose(dset_id);
+ status = H5Sclose(space_id);
+
+/*-------------------------------------------------------------------------
+ * example of H5LTset_attribute_int
+ *-------------------------------------------------------------------------
+ */
+
+ /* create and write the attribute "attr1" on the dataset "dset" */
+ status = H5LTset_attribute_int(file_id,"dset","attr1",data,ATTR_SIZE);
+
+/*-------------------------------------------------------------------------
+ * example of H5LTget_attribute_int
+ *-------------------------------------------------------------------------
+ */
+
+ /* get the attribute "attr1" from the dataset "dset" */
+ status = H5LTget_attribute_int(file_id,"dset","attr1",data);
+
+ for (i=0; i< ATTR_SIZE; i++ )
+ {
+ printf (" %d", data[i]);
+ }
+ printf ("\n");
+
+ /* close file */
+ status = H5Fclose(file_id);
+
+ return 0;
+
+}
+