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+!
+! Testing Selection-related Dataspace Interface functionality.
+!
+
+!
+!The following subroutines tests the following functionalities:
+!h5sget_select_npoints_f, h5sselect_elements_f, h5sselect_all_f,
+!h5sselect_none_f, h5sselect_valid_f, h5sselect_hyperslab_f,
+!h5sget_select_bounds_f, h5sget_select_elem_pointlist_f,
+!h5sget_select_elem_npoints_f, h5sget_select_hyper_blocklist_f,
+!h5sget_select_hyper_nblocks_f, h5sget_select_npoints_f
+!
+
+ SUBROUTINE test_select_hyperslab(total_error)
+
+ USE HDF5 ! This module contains all necessary modules
+
+ IMPLICIT NONE
+ INTEGER, INTENT(OUT) :: total_error
+
+ !
+ !the dataset is stored in file "sdsf.h5"
+ !
+ CHARACTER(LEN=7), PARAMETER :: filename = "sdsf.h5"
+
+ !
+ !dataset name is "IntArray"
+ !
+ CHARACTER(LEN=8), PARAMETER :: dsetname = "IntArray"
+
+ 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
+
+ !
+ !Memory space dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(3) :: dimsm = (/7,7,3/)
+
+ !
+ !to get Dataset dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: dims_out
+
+ !
+ !Dataset dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: dimsf = (/5,6/)
+
+ !
+ !Size of the hyperslab in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: count = (/3,4/)
+
+ !
+ !hyperslab offset in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: offset = (/1,2/)
+
+ !
+ !Size of the hyperslab in memory
+ !
+ INTEGER(HSIZE_T), DIMENSION(3) :: count_out = (/3,4,1/)
+
+ !
+ !hyperslab offset in memory
+ !
+ INTEGER(HSIZE_T), DIMENSION(3) :: offset_out = (/3,0,0/)
+
+ !
+ !data to write
+ !
+ INTEGER, DIMENSION(5,6) :: data
+
+ !
+ !output buffer
+ !
+ INTEGER, DIMENSION(7,7,3) :: data_out
+
+
+ !
+ !dataset space rank
+ !
+ INTEGER :: dsetrank = 2
+
+ !
+ !memspace rank
+ !
+ INTEGER :: memrank = 3
+
+ !
+ !integer to get the dataspace rank from dataset
+ !
+ INTEGER :: rank
+
+
+ !
+ !general purpose integer
+ !
+ INTEGER :: i, j, k
+
+ !
+ !flag to check operation success
+ !
+ INTEGER :: error, error_n
+
+
+ !
+ !This writes 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 predifined datatypes
+ !
+! CALL h5init_types_f(error)
+! CALL check("h5init_types_f", error, total_error)
+
+ !
+ !Create a new file using default properties.
+ !
+ CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
+ CALL check("h5fcreate_f", error, total_error)
+
+ !
+ !Create the data space for the dataset.
+ !
+ CALL h5screate_simple_f(dsetrank, dimsf, dataspace, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ !
+ ! Create the dataset with default properties
+ !
+ CALL h5dcreate_f(file_id, dsetname, H5T_STD_I32BE, dataspace, &
+ dset_id, error)
+ CALL check("h5dcreate_f", error, total_error)
+
+ !
+ ! Write the dataset
+ !
+ CALL h5dwrite_f(dset_id, H5T_NATIVE_INTEGER, data, error)
+ CALL check("h5dwrite_f", error, total_error)
+
+ !
+ !Close the dataspace for the dataset.
+ !
+ CALL h5sclose_f(dataspace, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ !This reads the hyperslab from the sds.h5 file just
+ !created, into a 2-dimensional plane of the 3-dimensional array.
+ !
+
+ !
+ !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)
+ CALL check("h5fopen_f", error, total_error)
+
+ !
+ !Open the dataset.
+ !
+ CALL h5dopen_f(file_id, dsetname, dset_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ !
+ !Get dataset's dataspace handle.
+ !
+ CALL h5dget_space_f(dset_id, dataspace, error)
+ CALL check("h5dget_space_f", error, total_error)
+
+ !
+ !Select hyperslab in the dataset.
+ !
+ CALL h5sselect_hyperslab_f(dataspace, H5S_SELECT_SET_F, &
+ offset, count, error)
+ CALL check("h5sselect_hyperslab_f", error, total_error)
+ !
+ !create memory dataspace.
+ !
+ CALL h5screate_simple_f(memrank, dimsm, memspace, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ !
+ !Select hyperslab in memory.
+ !
+ CALL h5sselect_hyperslab_f(memspace, H5S_SELECT_SET_F, &
+ offset_out, count_out, error)
+ CALL check("h5sselect_hyperslab_f", error, total_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)
+ CALL check("h5dread_f", error, total_error)
+
+ !
+ !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)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the memoryspace.
+ !
+ CALL h5sclose_f(memspace, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ ! Close FORTRAN predefined datatypes.
+ !
+! CALL h5close_types_f(error)
+! CALL check("h5close_types_f", error, total_error)
+ RETURN
+
+ END SUBROUTINE test_select_hyperslab
+
+ !
+ !Subroutine to test element selection
+ !
+
+ SUBROUTINE test_select_element(total_error)
+
+ USE HDF5 ! This module contains all necessary modules
+
+ IMPLICIT NONE
+ INTEGER, INTENT(OUT) :: total_error
+
+ !
+ !the dataset1 is stored in file "copy1.h5"
+ !
+ CHARACTER(LEN=8), PARAMETER :: filename1 = "copy1.h5"
+
+ !
+ !the dataset2 is stored in file "copy2.h5"
+ !
+ CHARACTER(LEN=8), PARAMETER :: filename2 = "copy2.h5"
+ !
+ !dataset1 name is "Copy1"
+ !
+ CHARACTER(LEN=8), PARAMETER :: dsetname1 = "Copy1"
+
+ !
+ !dataset2 name is "Copy2"
+ !
+ CHARACTER(LEN=8), PARAMETER :: dsetname2 = "Copy2"
+
+ !
+ !dataset rank
+ !
+ INTEGER, PARAMETER :: RANK = 2
+
+ !
+ !number of points selected
+ !
+ INTEGER(SIZE_T), PARAMETER :: NUMP = 2
+
+ INTEGER(HID_T) :: file1_id ! File1 identifier
+ INTEGER(HID_T) :: file2_id ! File2 identifier
+ INTEGER(HID_T) :: dset1_id ! Dataset1 identifier
+ INTEGER(HID_T) :: dset2_id ! Dataset2 identifier
+ INTEGER(HID_T) :: dataspace1 ! Dataspace identifier
+ INTEGER(HID_T) :: dataspace2 ! Dataspace identifier
+ INTEGER(HID_T) :: memspace ! memspace identifier
+
+ !
+ !Memory space dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(1) :: dimsm = (/2/)
+
+ !
+ !Dataset dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: dimsf = (/3,4/)
+
+ !
+ !Points positions in the file
+ !
+ INTEGER(HSSIZE_T), DIMENSION(RANK,NUMP) :: coord
+
+ !
+ !data buffers
+ !
+ INTEGER, DIMENSION(3,4) :: buf1, buf2, bufnew
+
+ !
+ !value to write
+ !
+ INTEGER, DIMENSION(2) :: val = (/53, 59/)
+
+ !
+ !memory rank
+ !
+ INTEGER :: memrank = 1
+
+ !
+ !general purpose integer
+ !
+ INTEGER :: i, j
+
+ !
+ !flag to check operation success
+ !
+ INTEGER :: error
+ LOGICAL :: status
+
+
+ !
+ !Create two files containing identical datasets. Write 0's to one
+ !and 1's to the other.
+ !
+
+ !
+ !data initialization
+ !
+ do i = 1, 3
+ do j = 1, 4
+ buf1(i,j) = 0;
+ end do
+ end do
+
+ do i = 1, 3
+ do j = 1, 4
+ buf2(i,j) = 1;
+ end do
+ end do
+
+ !
+ !Initialize FORTRAN predifined datatypes
+ !
+! CALL h5init_types_f(error)
+! CALL check("h5init_types_f", error, total_error)
+
+ !
+ !Create file1, file2 using default properties.
+ !
+ CALL h5fcreate_f(filename1, H5F_ACC_TRUNC_F, file1_id, error)
+ CALL check("h5fcreate_f", error, total_error)
+
+ CALL h5fcreate_f(filename2, H5F_ACC_TRUNC_F, file2_id, error)
+ CALL check("h5fcreate_f", error, total_error)
+
+ !
+ !Create the data space for the datasets.
+ !
+ CALL h5screate_simple_f(RANK, dimsf, dataspace1, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ CALL h5screate_simple_f(RANK, dimsf, dataspace2, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ !
+ ! Create the datasets with default properties
+ !
+ CALL h5dcreate_f(file1_id, dsetname1, H5T_NATIVE_INTEGER, dataspace1, &
+ dset1_id, error)
+ CALL check("h5dcreate_f", error, total_error)
+
+ CALL h5dcreate_f(file2_id, dsetname2, H5T_NATIVE_INTEGER, dataspace2, &
+ dset2_id, error)
+ CALL check("h5dcreate_f", error, total_error)
+
+ !
+ ! Write the datasets
+ !
+ CALL h5dwrite_f(dset1_id, H5T_NATIVE_INTEGER, buf1, error)
+ CALL check("h5dwrite_f", error, total_error)
+
+ CALL h5dwrite_f(dset2_id, H5T_NATIVE_INTEGER, buf2, error)
+ CALL check("h5dwrite_f", error, total_error)
+
+ !
+ !Close the dataspace for the datasets.
+ !
+ CALL h5sclose_f(dataspace1, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ CALL h5sclose_f(dataspace2, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the datasets.
+ !
+ CALL h5dclose_f(dset1_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ CALL h5dclose_f(dset2_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the files.
+ !
+ CALL h5fclose_f(file1_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ CALL h5fclose_f(file2_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ !Open the two files. Select two points in one file, write values to
+ !those point locations, then do H5Scopy and write the values to the
+ !other file. Close files.
+ !
+
+ !
+ !Open the files.
+ !
+ CALL h5fopen_f (filename1, H5F_ACC_RDWR_F, file1_id, error)
+ CALL check("h5fopen_f", error, total_error)
+
+ CALL h5fopen_f (filename2, H5F_ACC_RDWR_F, file2_id, error)
+ CALL check("h5fopen_f", error, total_error)
+
+ !
+ !Open the datasets.
+ !
+ CALL h5dopen_f(file1_id, dsetname1, dset1_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ CALL h5dopen_f(file2_id, dsetname2, dset2_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ !
+ !Get dataset1's dataspace handle.
+ !
+ CALL h5dget_space_f(dset1_id, dataspace1, error)
+ CALL check("h5dget_space_f", error, total_error)
+
+ !
+ !create memory dataspace.
+ !
+ CALL h5screate_simple_f(memrank, dimsm, memspace, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ !
+ !Set the selected point positions.Because Fortran array index starts
+ ! from 1, so add one to the actual select points in C
+ !
+ coord(1,1) = 1
+ coord(2,1) = 2
+ coord(1,2) = 1
+ coord(2,2) = 4
+
+ !
+ !Select the elements in file space
+ !
+ CALL h5sselect_elements_f(dataspace1, H5S_SELECT_SET_F, RANK, NUMP,&
+ coord, error)
+ CALL check("h5sselect_elements_f", error, total_error)
+
+ !
+ !Write value into the selected points in dataset1
+ !
+ CALL H5dwrite_f(dset1_id, H5T_NATIVE_INTEGER, val, error, &
+ mem_space_id=memspace, file_space_id=dataspace1)
+ CALL check("h5dwrite_f", error, total_error)
+
+ !
+ !Copy the daspace1 into dataspace2
+ !
+ CALL h5scopy_f(dataspace1, dataspace2, error)
+ CALL check("h5scopy_f", error, total_error)
+
+ !
+ !Write value into the selected points in dataset2
+ !
+ CALL H5dwrite_f(dset2_id, H5T_NATIVE_INTEGER, val, error, &
+ mem_space_id=memspace, file_space_id=dataspace2)
+ CALL check("h5dwrite_f", error, total_error)
+
+ !
+ !Close the dataspace for the datasets.
+ !
+ CALL h5sclose_f(dataspace1, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ CALL h5sclose_f(dataspace2, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the memoryspace.
+ !
+ CALL h5sclose_f(memspace, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the datasets.
+ !
+ CALL h5dclose_f(dset1_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ CALL h5dclose_f(dset2_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the files.
+ !
+ CALL h5fclose_f(file1_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ CALL h5fclose_f(file2_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ !Open both files and print the contents of the datasets.
+ !
+
+ !
+ !Open the files.
+ !
+ CALL h5fopen_f (filename1, H5F_ACC_RDWR_F, file1_id, error)
+ CALL check("h5fopen_f", error, total_error)
+
+ CALL h5fopen_f (filename2, H5F_ACC_RDWR_F, file2_id, error)
+ CALL check("h5fopen_f", error, total_error)
+
+ !
+ !Open the datasets.
+ !
+ CALL h5dopen_f(file1_id, dsetname1, dset1_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ CALL h5dopen_f(file2_id, dsetname2, dset2_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ !
+ !Read dataset1.
+ !
+ CALL h5dread_f(dset1_id, H5T_NATIVE_INTEGER, bufnew, error)
+ CALL check("h5dread_f", error, total_error)
+
+ !
+ !Display the data read from dataset "Copy1"
+ !
+ !write(*,*) "The data in dataset Copy1 is: "
+ !do i = 1, 3
+ ! print *, (bufnew(i,j), j = 1,4)
+ !end do
+
+ !
+ !Read dataset2.
+ !
+ CALL h5dread_f(dset2_id, H5T_NATIVE_INTEGER, bufnew, error)
+ CALL check("h5dread_f", error, total_error)
+
+ !
+ !Display the data read from dataset "Copy2"
+ !
+ !write(*,*) "The data in dataset Copy2 is: "
+ !do i = 1, 3
+ ! print *, (bufnew(i,j), j = 1,4)
+ !end do
+
+ !
+ !Close the datasets.
+ !
+ CALL h5dclose_f(dset1_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ CALL h5dclose_f(dset2_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the files.
+ !
+ CALL h5fclose_f(file1_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ CALL h5fclose_f(file2_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ ! Close FORTRAN predefined datatypes.
+ !
+! CALL h5close_types_f(error)
+! CALL check("h5close_types_f", error, total_error)
+
+ END SUBROUTINE test_select_element
+
+
+ SUBROUTINE test_basic_select(total_error)
+ USE HDF5 ! This module contains all necessary modules
+
+ IMPLICIT NONE
+ INTEGER, INTENT(OUT) :: total_error
+
+ !
+ !the dataset is stored in file "testselect.h5"
+ !
+ CHARACTER(LEN=13), PARAMETER :: filename = "testselect.h5"
+
+ !
+ !dataspace rank
+ !
+ INTEGER, PARAMETER :: RANK = 2
+
+ !
+ !select NUMP_POINTS points from the file
+ !
+ INTEGER(SIZE_T), PARAMETER :: NUMPS = 10
+
+ !
+ !dataset name is "testselect"
+ !
+ CHARACTER(LEN=10), PARAMETER :: dsetname = "testselect"
+
+ 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
+
+ !
+ !Dataset dimensions
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: dimsf = (/5,6/)
+
+ !
+ !Size of the hyperslab in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: count = (/2,2/)
+
+ !
+ !hyperslab offset in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: offset = (/0,0/)
+
+ !
+ !start block for getting the selected hyperslab
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: startblock = (/0,0/)
+
+ !
+ !start point for getting the selected elements
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: startpoint = (/0,0/)
+! INTEGER(HSIZE_T), DIMENSION(2) :: startpoint = (/1,1/)
+
+ !
+ !Stride of the hyperslab in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: stride = (/3,3/)
+
+ !
+ !BLock size of the hyperslab in the file
+ !
+ INTEGER(HSIZE_T), DIMENSION(2) :: block = (/2,2/)
+
+ !
+ !array to give selected points' coordinations
+ !
+ INTEGER(HSSIZE_T), DIMENSION(RANK, NUMPS) :: coord
+
+ !
+ !Size of the hyperslab in memory
+ !
+ INTEGER(HSIZE_T), DIMENSION(3) :: count_out = (/3,4,1/)
+
+ !
+ !Number of hyperslabs selected in the current dataspace
+ !
+ INTEGER(HSSIZE_T) :: num_blocks
+
+ !
+ !allocatable array for putting a list of hyperslabs
+ !selected in the current file dataspace
+ !
+ INTEGER(HSIZE_T), ALLOCATABLE, DIMENSION(:) :: blocklist
+
+ !
+ !Number of points selected in the current dataspace
+ !
+ INTEGER(HSSIZE_T) :: num_points
+ INTEGER(HSIZE_T) :: num1_points
+
+ !
+ !allocatable array for putting a list of points
+ !selected in the current file dataspace
+ !
+ INTEGER(HSIZE_T), ALLOCATABLE, DIMENSION(:) :: pointlist
+
+ !
+ !start and end bounds in the current dataspac selection
+ !
+ INTEGER(HSIZE_T), DIMENSION(RANK) :: startout, endout
+
+ !
+ !data to write
+ !
+ INTEGER, DIMENSION(5,6) :: data
+
+ !
+ !output buffer
+ !
+ INTEGER, DIMENSION(7,7,3) :: data_out
+
+ !
+ !general purpose integer
+ !
+ INTEGER :: i, j, k
+
+ !
+ !flag to check operation success
+ !
+ INTEGER :: error, error_n
+
+ !
+ !initialize the coord array to give the selected points' position
+ !
+ coord(1,1) = 1
+ coord(2,1) = 1
+ coord(1,2) = 1
+ coord(2,2) = 3
+ coord(1,3) = 1
+ coord(2,3) = 5
+ coord(1,4) = 3
+ coord(2,4) = 1
+ coord(1,5) = 3
+ coord(2,5) = 3
+ coord(1,6) = 3
+ coord(2,6) = 5
+ coord(1,7) = 4
+ coord(2,7) = 3
+ coord(1,8) = 4
+ coord(2,8) = 1
+ coord(1,9) = 5
+ coord(2,9) = 3
+ coord(1,10) = 5
+ coord(2,10) = 5
+ !
+ !Initialize FORTRAN predifined datatypes
+ !
+! CALL h5init_types_f(error)
+! CALL check("h5init_types_f", error, total_error)
+
+ !
+ !Create a new file using default properties.
+ !
+ CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
+ CALL check("h5fcreate_f", error, total_error)
+
+ !
+ !Create the data space for the dataset.
+ !
+ CALL h5screate_simple_f(RANK, dimsf, dataspace, error)
+ CALL check("h5screate_simple_f", error, total_error)
+
+ !
+ ! Create the dataset with default properties
+ !
+ CALL h5dcreate_f(file_id, dsetname, H5T_STD_I32BE, dataspace, &
+ dset_id, error)
+ CALL check("h5dcreate_f", error, total_error)
+
+ !
+ ! Write the dataset
+ !
+ CALL h5dwrite_f(dset_id, H5T_NATIVE_INTEGER, data, error)
+ CALL check("h5dwrite_f", error, total_error)
+
+ !
+ !Close the dataspace for the dataset.
+ !
+ CALL h5sclose_f(dataspace, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ !Open the file.
+ !
+ CALL h5fopen_f (filename, H5F_ACC_RDONLY_F, file_id, error)
+ CALL check("h5fopen_f", error, total_error)
+
+ !
+ !Open the dataset.
+ !
+ CALL h5dopen_f(file_id, dsetname, dset_id, error)
+ CALL check("h5dopen_f", error, total_error)
+
+ !
+ !Get dataset's dataspace handle.
+ !
+ CALL h5dget_space_f(dset_id, dataspace, error)
+ CALL check("h5dget_space_f", error, total_error)
+
+ !
+ !Select hyperslab in the dataset.
+ !
+ CALL h5sselect_hyperslab_f(dataspace, H5S_SELECT_SET_F, &
+ offset, count, error, stride, block)
+ CALL check("h5sselect_hyperslab_f", error, total_error)
+
+ !
+ !get the number of hyperslab blocks in the current dataspac selection
+ !
+ CALL h5sget_select_hyper_nblocks_f(dataspace, num_blocks, error)
+ CALL check("h5sget_select_hyper_nblocks_f", error, total_error)
+ IF (num_blocks .NE. 4) write (*,*) "error occured with num_blocks"
+ !write(*,*) num_blocks
+ !result of num_blocks is 4
+
+ !
+ !allocate the blocklist array
+ !
+ ALLOCATE(blocklist(num_blocks*RANK*2), STAT= error)
+ if(error .NE. 0) then
+ STOP
+ endif
+
+ !
+ !get the list of hyperslabs selected in the current dataspac selection
+ !
+ CALL h5sget_select_hyper_blocklist_f(dataspace, startblock, &
+ num_blocks, blocklist, error)
+ CALL check("h5sget_select_hyper_blocklist_f", error, total_error)
+ !write(*,*) (blocklist(i), i =1, num_blocks*RANK*2)
+ !result of blocklist selected is:
+ !1, 1, 2, 2, 4, 1, 5, 2, 1, 4, 2, 5, 4, 4, 5, 5
+
+ !
+ !deallocate the blocklist array
+ !
+ DEALLOCATE(blocklist)
+
+ !
+ !get the selection bounds in the current dataspac selection
+ !
+ CALL h5sget_select_bounds_f(dataspace, startout, endout, error)
+ CALL check("h5sget_select_bounds_f", error, total_error)
+ IF ( (startout(1) .ne. 1) .or. (startout(2) .ne. 1) ) THEN
+ write(*,*) "error occured to select_bounds's start position"
+ END IF
+
+ IF ( (endout(1) .ne. 5) .or. (endout(2) .ne. 5) ) THEN
+ write(*,*) "error occured to select_bounds's end position"
+ END IF
+ !write(*,*) (startout(i), i = 1, RANK)
+ !result of startout is 0, 0
+
+ !write(*,*) (endout(i), i = 1, RANK)
+ !result of endout is 5, 5
+
+ !
+ !allocate the pointlist array
+ !
+! ALLOCATE(pointlist(num_blocks*RANK), STAT= error)
+ ALLOCATE(pointlist(20), STAT= error)
+ if(error .NE. 0) then
+ STOP
+ endif
+
+ !
+ !Select the elements in file space
+ !
+ CALL h5sselect_elements_f(dataspace, H5S_SELECT_SET_F, RANK, NUMPS,&
+ coord, error)
+ CALL check("h5sselect_elements_f", error, total_error)
+
+ !
+ !Get the number of selected elements
+ !
+ CALL h5sget_select_elem_npoints_f(dataspace, num_points, error)
+ CALL check("h5sget_select_elem_npoints_f", error, total_error)
+ IF (num_points .NE. 10) write(*,*) "error occured with num_points"
+ !write(*,*) num_points
+ ! result of num_points is 10
+
+ !
+ !Get the list of selected elements
+ !
+ num1_points = num_points
+ CALL h5sget_select_elem_pointlist_f(dataspace, startpoint, &
+ num1_points, pointlist, error)
+ CALL check("h5sget_select_elem_pointlist_f", error, total_error)
+ !write(*,*) (pointlist(i), i =1, num1_points*RANK)
+ !result of pintlist is:
+ !1, 1, 3, 1, 5, 1, 1, 3, 3, 3, 5, 3, 3,
+ !4, 1, 4, 3, 5, 5, 5
+
+ !
+ !deallocate the pointlist array
+ !
+ DEALLOCATE(pointlist)
+
+ !
+ !Close the dataspace for the dataset.
+ !
+ CALL h5sclose_f(dataspace, error)
+ CALL check("h5sclose_f", error, total_error)
+
+ !
+ !Close the dataset.
+ !
+ CALL h5dclose_f(dset_id, error)
+ CALL check("h5dclose_f", error, total_error)
+
+ !
+ !Close the file.
+ !
+ CALL h5fclose_f(file_id, error)
+ CALL check("h5fclose_f", error, total_error)
+
+ !
+ ! Close FORTRAN predefined datatypes.
+ !
+! CALL h5close_types_f(error)
+! CALL check("h5close_types_f", error, total_error)
+
+ END SUBROUTINE test_basic_select
+
+