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+!
+! This example shows how to write and read a hyperslab.
+!
+
+ PROGRAM SELECTEXAMPLE
+
+ USE HDF5 ! This module contains all necessary modules
+
+ IMPLICIT NONE
+
+ CHARACTER(LEN=7), PARAMETER :: filename = "sdsf.h5" ! File name
+ CHARACTER(LEN=8), PARAMETER :: dsetname = "IntArray" ! Dataset name
+
+ INTEGER(HID_T) :: file_id ! File identifier
+ INTEGER(HID_T) :: dset_id ! Dataset identifier
+ INTEGER(HID_T) :: dataspace ! Dataspace identifier
+ INTEGER(HID_T) :: memspace ! memspace identifier
+
+ INTEGER(HSIZE_T), DIMENSION(3) :: dimsm = (/7,7,3/) ! Dataset dimensions
+ ! in memory
+ INTEGER(HSIZE_T), DIMENSION(2) :: dims_out ! Buffer to read in dataset
+ ! dimesions
+ INTEGER(HSIZE_T), DIMENSION(2) :: dimsf = (/5,6/) ! Dataset dimensions.
+
+ INTEGER(HSIZE_T), DIMENSION(2) :: count = (/3,4/)
+ ! Size of the hyperslab in the file
+ INTEGER(HSIZE_T), DIMENSION(2) :: offset = (/1,2/)
+ !hyperslab offset in the file
+ INTEGER(HSIZE_T), DIMENSION(3) :: count_out = (/3,4,1/)
+ !Size of the hyperslab in memory
+ INTEGER(HSIZE_T), DIMENSION(3) :: offset_out = (/3,0,0/)
+ !hyperslab offset in memory
+ INTEGER, DIMENSION(5,6) :: data ! Data to write
+ INTEGER, DIMENSION(7,7,3) :: data_out ! Output buffer
+ INTEGER :: dsetrank = 2 ! Dataset rank ( in file )
+ INTEGER :: memrank = 3 ! Dataset rank ( in memory )
+ INTEGER :: rank
+ INTEGER :: i, j, k
+
+ INTEGER :: error, error_n ! Error flags
+
+
+ !
+ ! Write data to the HDF5 file.
+ !
+
+ !
+ ! Data initialization.
+ !
+ do i = 1, 5
+ do j = 1, 6
+ data(i,j) = (i-1) + (j-1);
+ end do
+ end do
+ !
+ ! 0, 1, 2, 3, 4, 5
+ ! 1, 2, 3, 4, 5, 6
+ ! 2, 3, 4, 5, 6, 7
+ ! 3, 4, 5, 6, 7, 8
+ ! 4, 5, 6, 7, 8, 9
+ !
+
+ !
+ ! Initialize FORTRAN predefined datatypes
+ !
+ CALL h5init_types_f(error)
+
+ !
+ ! Create a new file using default properties.
+ !
+ CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
+
+ !
+ ! Create the data space for the dataset.
+ !
+ CALL h5screate_simple_f(dsetrank, dimsf, dataspace, error)
+
+ !
+ ! Create the dataset with default properties.
+ !
+ CALL h5dcreate_f(file_id, dsetname, H5T_NATIVE_INTEGER, dataspace, &
+ dset_id, error)
+
+ !
+ ! Write the dataset.
+ !
+ CALL h5dwrite_f(dset_id, H5T_NATIVE_INTEGER, data, error)
+
+ !
+ ! Close the dataspace for the dataset.
+ !
+ CALL h5sclose_f(dataspace, error)
+
+ !
+ ! Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+
+ !
+ ! Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+
+ !
+ ! This part of the code reads the hyperslab from the sds.h5 file just
+ ! created, into a 2-dimensional plane of the 3-dimensional dataset.
+ !
+
+ !
+ ! Initialize data_out array.
+ !
+ do i = 1, 7
+ do j = 1, 7
+ do k = 1,3
+ data_out(i,j,k) = 0;
+ end do
+ end do
+ end do
+
+ !
+ ! Open the file.
+ !
+ CALL h5fopen_f (filename, H5F_ACC_RDONLY_F, file_id, error)
+
+ !
+ ! Open the dataset.
+ !
+ CALL h5dopen_f(file_id, dsetname, dset_id, error)
+
+ !
+ ! Get dataset's dataspace identifier.
+ !
+ CALL h5dget_space_f(dset_id, dataspace, error)
+
+ !
+ ! Select hyperslab in the dataset.
+ !
+ CALL h5sselect_hyperslab_f(dataspace, H5S_SELECT_SET_F, &
+ offset, count, error)
+ !
+ ! Create memory dataspace.
+ !
+ CALL h5screate_simple_f(memrank, dimsm, memspace, error)
+
+ !
+ ! Select hyperslab in memory.
+ !
+ CALL h5sselect_hyperslab_f(memspace, H5S_SELECT_SET_F, &
+ offset_out, count_out, error)
+
+ !
+ ! Read data from hyperslab in the file into the hyperslab in
+ ! memory and display.
+ !
+ CALL H5Dread_f(dset_id, H5T_NATIVE_INTEGER, data_out, error, &
+ memspace, dataspace)
+
+ !
+ ! Display data_out array
+ !
+ do i = 1, 7
+ print *, (data_out(i,j,1), j = 1,7)
+ end do
+
+ ! 0 0 0 0 0 0 0
+ ! 0 0 0 0 0 0 0
+ ! 0 0 0 0 0 0 0
+ ! 3 4 5 6 0 0 0
+ ! 4 5 6 7 0 0 0
+ ! 5 6 7 8 0 0 0
+ ! 0 0 0 0 0 0 0
+ !
+
+ !
+ ! Close the dataspace for the dataset.
+ !
+ CALL h5sclose_f(dataspace, error)
+
+ !
+ ! Close the memoryspace.
+ !
+ CALL h5sclose_f(memspace, error)
+
+ !
+ ! Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+
+ !
+ ! Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+
+ !
+ ! Close FORTRAN predefined datatypes.
+ !
+ CALL h5close_types_f(error)
+
+ END PROGRAM SELECTEXAMPLE