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https://github.com/HDFGroup/hdf5.git
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8055378bce
Adding the Fortran interface to the HDF5 library Description: Fortran is now a subdirectory of the HDF5 library tree. Platforms tested: Solaris and IRIX (O2K)
453 lines
13 KiB
Fortran
453 lines
13 KiB
Fortran
!
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!
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! Testing Dataset Interface functionality.
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!
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! MODULE H5DTEST
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! USE HDF5 ! This module contains all necessary modules
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! CONTAINS
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!
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!The following subroutine tests the following functionalities:
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!h5dcreate_f, h5dopen_f, h5dclose_f, h5dget_space_f, h5dget_type_f,
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!h5dread_f, and h5dwrite_f
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!
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SUBROUTINE datasettest(total_error)
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USE HDF5 ! This module contains all necessary modules
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IMPLICIT NONE
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INTEGER, INTENT(OUT) :: total_error
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CHARACTER(LEN=8), PARAMETER :: filename = "dsetf.h5" ! File name
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CHARACTER(LEN=4), PARAMETER :: dsetname = "dset" ! Dataset name
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INTEGER(HID_T) :: file_id ! File identifier
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INTEGER(HID_T) :: dset_id ! Dataset identifier
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INTEGER(HID_T) :: dspace_id ! Dataspace identifier
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INTEGER(HID_T) :: dtype_id ! Datatype identifier
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INTEGER(HSIZE_T), DIMENSION(2) :: dims = (/4,6/) ! Dataset dimensions
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INTEGER :: rank = 2 ! Dataset rank
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INTEGER, DIMENSION(4,6) :: dset_data, data_out ! Data buffers
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INTEGER :: error ! Error flag
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INTEGER :: i, j !general purpose integers
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!
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! Initialize the dset_data array.
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!
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do i = 1, 4
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do j = 1, 6
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dset_data(i,j) = (i-1)*6 + j;
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end do
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end do
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!
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! Initialize FORTRAN predefined datatypes.
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!
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! CALL h5init_types_f(error)
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! CALL check("h5init_types_f", error, total_error)
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!
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! Create a new file using default properties.
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!
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CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
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CALL check("h5fcreate_f", error, total_error)
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!
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! Create the dataspace.
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!
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CALL h5screate_simple_f(rank, dims, dspace_id, error)
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CALL check("h5screate_simple_f", error, total_error)
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!
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! Create the dataset with default properties.
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!
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CALL h5dcreate_f(file_id, dsetname, H5T_NATIVE_INTEGER, dspace_id, &
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dset_id, error)
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CALL check("h5dcreate_f", error, total_error)
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!
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! Write the dataset.
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!
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CALL h5dwrite_f(dset_id, H5T_NATIVE_INTEGER, dset_data, error)
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CALL check("h5dwrite_f", error, total_error)
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!
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! End access to the dataset and release resources used by it.
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!
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CALL h5dclose_f(dset_id, error)
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CALL check("h5dclose_f", error, total_error)
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!
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! Terminate access to the data space.
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!
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CALL h5sclose_f(dspace_id, error)
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CALL check("h5sclose_f", error, total_error)
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!
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! Close the file.
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!
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CALL h5fclose_f(file_id, error)
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CALL check("h5fclose_f", error, total_error)
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!
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! Open the existing file.
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!
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CALL h5fopen_f (filename, H5F_ACC_RDWR_F, file_id, error)
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CALL check("h5fopen_f", error, total_error)
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!
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! Open the existing dataset.
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!
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CALL h5dopen_f(file_id, dsetname, dset_id, error)
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CALL check("h5dopen_f", error, total_error)
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!
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! Get the dataset type.
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!
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CALL h5dget_type_f(dset_id, dtype_id, error)
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CALL check("h5dget_type_f", error, total_error)
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!
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! Get the data space.
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!
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CALL h5dget_space_f(dset_id, dspace_id, error)
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CALL check("h5dget_space_f", error, total_error)
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!
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! Read the dataset.
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!
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CALL h5dread_f(dset_id, H5T_NATIVE_INTEGER, data_out, error)
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CALL check("h5dread_f", error, total_error)
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!
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!Compare the data.
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!
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do i = 1, 4
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do j = 1, 6
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IF (data_out(i,j) .NE. dset_data(i, j)) THEN
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write(*, *) "dataset test error occured"
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write(*,*) "data read is not the same as the data writen"
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END IF
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end do
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end do
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!
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! End access to the dataset and release resources used by it.
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!
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CALL h5dclose_f(dset_id, error)
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CALL check("h5dclose_f", error, total_error)
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!
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! Terminate access to the data space.
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!
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CALL h5sclose_f(dspace_id, error)
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CALL check("h5sclose_f", error, total_error)
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!
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! Terminate access to the data type.
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!
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CALL h5tclose_f(dtype_id, error)
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CALL check("h5tclose_f", error, total_error)
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!
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! Close the file.
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!
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CALL h5fclose_f(file_id, error)
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CALL check("h5fclose_f", error, total_error)
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!
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!Close FORTRAN predifined datatypes
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!
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! CALL h5close_types_f(error)
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! CALL check("h5close_types_f",error,total_error)
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RETURN
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END SUBROUTINE datasettest
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!
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!the following subroutine tests h5dextend_f functionality
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!
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SUBROUTINE extenddsettest(total_error)
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USE HDF5 ! This module contains all necessary modules
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IMPLICIT NONE
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INTEGER, INTENT(OUT) :: total_error
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!
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!the dataset is stored in file "extf.h5"
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!
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CHARACTER(LEN=7), PARAMETER :: filename = "extf.h5"
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!
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!dataset name is "ExtendibleArray"
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!
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CHARACTER(LEN=15), PARAMETER :: dsetname = "ExtendibleArray"
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!
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!dataset rank is 2
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!
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INTEGER :: RANK = 2
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INTEGER(HID_T) :: file_id ! File identifier
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INTEGER(HID_T) :: dset_id ! Dataset identifier
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INTEGER(HID_T) :: dataspace ! Dataspace identifier
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INTEGER(HID_T) :: memspace ! memory Dataspace identifier
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INTEGER(HID_T) :: crp_list ! dataset creatation property identifier
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!
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!dataset dimensions at creation time
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!
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INTEGER(HSIZE_T), DIMENSION(2) :: dims = (/3,3/)
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!
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!data dimensions
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!
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INTEGER(HSIZE_T), DIMENSION(2) :: dims1 = (/10,3/)
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!
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!Maximum dimensions
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!
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INTEGER(HSIZE_T), DIMENSION(2) :: maxdims
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!
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!data arrays for reading and writing
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!
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INTEGER, DIMENSION(10,3) :: data_in, data_out
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!
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!Size of data in the file
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!
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INTEGER(HSIZE_T), DIMENSION(2) :: size
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!
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!general purpose integer
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!
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INTEGER :: i, j
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!
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!flag to check operation success
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!
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INTEGER :: error
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!
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!Variables used in reading data back
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!
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INTEGER(HSIZE_T), DIMENSION(2) :: dimsr, maxdimsr
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INTEGER :: rankr
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!
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!data initialization
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!
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do i = 1, 10
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do j = 1, 3
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data_in(i,j) = 2
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end do
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end do
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!
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!Initialize FORTRAN predifined datatypes
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!
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! CALL h5init_types_f(error)
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! CALL check("h5init_types_f",error,total_error)
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!
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!Create a new file using default properties.
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!
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CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
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CALL check("h5fcreate_f",error,total_error)
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!
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!Create the data space with unlimited dimensions.
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!
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maxdims = (/H5S_UNLIMITED_F, H5S_UNLIMITED_F/)
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CALL h5screate_simple_f(RANK, dims, dataspace, error, maxdims)
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CALL check("h5screate_simple_f",error,total_error)
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!
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!Modify dataset creation properties, i.e. enable chunking
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!
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CALL h5pcreate_f(H5P_DATASET_CREATE_F, crp_list, error)
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CALL check("h5pcreat_f",error,total_error)
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CALL h5pset_chunk_f(crp_list, RANK, dims1, error)
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CALL check("h5pset_chunk_f",error,total_error)
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!
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!Create a dataset with 3X3 dimensions using cparms creation propertie .
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!
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CALL h5dcreate_f(file_id, dsetname, H5T_NATIVE_INTEGER, dataspace, &
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dset_id, error, crp_list )
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CALL check("h5dcreate_f",error,total_error)
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!
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!Extend the dataset. This call assures that dataset is 3 x 3.
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!
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size(1) = 3
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size(2) = 3
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CALL h5dextend_f(dset_id, size, error)
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CALL check("h5dextend_f",error,total_error)
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!
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!Extend the dataset. Dataset becomes 10 x 3.
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!
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size(1) = 10;
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size(2) = 3;
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CALL h5dextend_f(dset_id, size, error)
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CALL check("h5dextend_f",error,total_error)
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!
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!Write the data of size 10X3 to the extended dataset.
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!
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CALL H5Dwrite_f(dset_id, H5T_NATIVE_INTEGER, data_in, error)
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CALL check("h5dwrite_f",error,total_error)
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!
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!Close the dataspace for the dataset.
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!
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CALL h5sclose_f(dataspace, error)
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CALL check("h5sclose_f",error,total_error)
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!
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!Close the property list.
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!
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CALL h5pclose_f(crp_list, error)
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CALL check("h5pclose_f",error,total_error)
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!
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!Close the dataset.
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!
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CALL h5dclose_f(dset_id, error)
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CALL check("h5dclose_f",error,total_error)
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!
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!Close the file.
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!
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CALL h5fclose_f(file_id, error)
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CALL check("h5fclose_f",error,total_error)
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!
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!read the data back
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!
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!Open the file.
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!
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CALL h5fopen_f (filename, H5F_ACC_RDONLY_F, file_id, error)
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CALL check("hfopen_f",error,total_error)
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!
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!Open the dataset.
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!
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CALL h5dopen_f(file_id, dsetname, dset_id, error)
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CALL check("h5dopen_f",error,total_error)
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!
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!Get dataset's dataspace handle.
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!
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CALL h5dget_space_f(dset_id, dataspace, error)
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CALL check("h5dget_space_f",error,total_error)
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!
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!Get dataspace's rank.
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!
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CALL h5sget_simple_extent_ndims_f(dataspace, rankr, error)
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CALL check("h5sget_simple_extent_ndims_f",error,total_error)
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IF (rankr .NE. RANK) then
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write(*,*) "dataset rank error occured"
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stop
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END IF
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!
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!Get dataspace's dimensinons.
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!
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CALL h5sget_simple_extent_dims_f(dataspace, dimsr, maxdimsr, error)
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CALL check("h5sget_simple_extent_dims_f",error,total_error)
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IF ((dimsr(1) .NE. dims1(1)) .OR. (dimsr(2) .NE. dims1(2))) THEN
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write(*,*) "dataset dimensions error occured"
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stop
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END IF
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!
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!Get creation property list.
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!
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CALL h5dget_create_plist_f(dset_id, crp_list, error)
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CALL check("h5dget_create_plist_f",error,total_error)
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!
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!create memory dataspace.
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!
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CALL h5screate_simple_f(rankr, dimsr, memspace, error)
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CALL check("h5screate_simple_f",error,total_error)
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!
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!Read data
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!
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CALL H5Dread_f(dset_id, H5T_NATIVE_INTEGER, data_out, error, &
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memspace, dataspace)
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CALL check("h5dread_f",error,total_error)
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!
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!Compare the data.
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!
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do i = 1, dims1(1)
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do j = 1, dims1(2)
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IF (data_out(i,j) .NE. data_in(i, j)) THEN
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write(*, *) "extend dataset test error occured"
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write(*, *) "read value is not the same as the written values"
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END IF
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end do
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end do
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!
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!Close the dataspace for the dataset.
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!
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CALL h5sclose_f(dataspace, error)
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CALL check("h5sclose_f",error,total_error)
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!
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!Close the memspace for the dataset.
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!
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CALL h5sclose_f(memspace, error)
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CALL check("h5sclose_f",error,total_error)
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!
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!Close the property list.
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!
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CALL h5pclose_f(crp_list, error)
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CALL check("h5pclose_f",error,total_error)
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!
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!Close the dataset.
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!
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CALL h5dclose_f(dset_id, error)
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CALL check("h5dclose_f",error,total_error)
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!
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!Close the file.
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!
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CALL h5fclose_f(file_id, error)
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CALL check("h5fclose_f",error,total_error)
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!
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! Close FORTRAN predefined datatypes.
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!
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! CALL h5close_types_f(error)
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! CALL check("h5close_types_f",error,total_error)
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RETURN
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END SUBROUTINE extenddsettest
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! END MODULE H5DTEST
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