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Diffstat (limited to 'hl/fortran/examples/ex_ds1.f90')
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diff --git a/hl/fortran/examples/ex_ds1.f90 b/hl/fortran/examples/ex_ds1.f90 new file mode 100644 index 0000000..14e2b0c --- /dev/null +++ b/hl/fortran/examples/ex_ds1.f90 @@ -0,0 +1,190 @@ +! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * +! * Copyright by The HDF Group. * +! * Copyright by the Board of Trustees of the University of Illinois. * +! * All rights reserved. * +! * * +! * This file is part of HDF5. The full HDF5 copyright notice, including * +! * terms governing use, modification, and redistribution, is contained in * +! the COPYING file, which can be found at the root of the source code * +! distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. * +! If you do not have access to either file, you may request a copy from * +! help@hdfgroup.org. * +! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * +PROGRAM example_ds + + USE HDF5 + USE H5LT + USE H5DS + + IMPLICIT NONE + + INTEGER, PARAMETER :: RANK = 2 ! rank of DATA dataset + INTEGER, PARAMETER :: DIM_DATA = 12 + INTEGER, PARAMETER :: DIM1_SIZE = 3 + INTEGER, PARAMETER :: DIM2_SIZE = 4 + INTEGER, PARAMETER :: DIM1 = 1 + INTEGER, PARAMETER :: DIM2 = 2 + + CHARACTER(LEN=6), PARAMETER :: DSET_NAME = "MYDATA" + CHARACTER(LEN=5), PARAMETER :: DS_1_NAME = "Xaxis" + CHARACTER(LEN=5), PARAMETER :: DS_2_NAME = "Yaxis" + + + INTEGER(hid_t) :: fid ! file ID + INTEGER(hid_t) :: did ! dataset ID + INTEGER(hid_t) :: dsid ! DS dataset ID + INTEGER :: rankds = 1 ! rank of DS dataset + INTEGER(hsize_t), DIMENSION(1:rank) :: dims = (/DIM2_SIZE,DIM1_SIZE/) ! size of data dataset + INTEGER, DIMENSION(1:DIM_DATA) :: buf = (/1,2,3,4,5,6,7,8,9,10,11,12/) ! data of data dataset + INTEGER(hsize_t), DIMENSION(1:1) :: s1_dim = (/DIM1_SIZE/) ! size of DS 1 dataset + INTEGER(hsize_t), DIMENSION(1:1) :: s2_dim = (/DIM2_SIZE/) ! size of DS 2 dataset + REAL, DIMENSION(1:DIM1_SIZE) :: s1_wbuf = (/10,20,30/) ! data of DS 1 dataset + REAL, DIMENSION(1:DIM2_SIZE) :: s2_wbuf = (/10,20,50,100/) ! data of DS 2 dataset + INTEGER :: err + INTEGER :: num_scales + INTEGER(size_t) :: name_len + CHARACTER(LEN=80) :: name + INTEGER(size_t) :: label_len + CHARACTER(LEN=80) :: label + LOGICAL :: is_attached, is_scale + + ! + ! Initialize FORTRAN predefined datatypes. + ! + CALL h5open_f(err) + + ! create a file using default properties + CALL H5Fcreate_f("ex_ds1.h5",H5F_ACC_TRUNC_F, fid, err) + + ! make a dataset + CALL H5LTmake_dataset_int_f(fid, DSET_NAME, rank,dims,buf, err) + + ! make a DS dataset for the first dimension + CALL H5LTmake_dataset_float_f(fid,DS_1_NAME,rankds,s1_dim,s1_wbuf,err) + + ! make a DS dataset for the second dimension + CALL H5LTmake_dataset_float_f(fid,DS_2_NAME,rankds,s2_dim,s2_wbuf,err) + + !------------------------------------------------------------------------- + ! attach the DS_1_NAME dimension scale to DSET_NAME at dimension 1 + ! and then detach it. + !------------------------------------------------------------------------- + + ! get the dataset id for DSET_NAME + CALL H5Dopen_f(fid, DSET_NAME, did, err) + + ! get the DS dataset id + CALL H5Dopen_f(fid, DS_1_NAME, dsid, err) + + WRITE(*,'(/,5A,I0)') & + "Attach Dimension Scale """,TRIM(DS_1_NAME),'" to "', TRIM(DSET_NAME), '" at dimension ', DIM1 + + ! attach the DS_1_NAME dimension scale to DSET_NAME at dimension index 1 + CALL H5DSattach_scale_f(did, dsid, DIM1, err) + + ! Test if dimension Scale Attached + CALL H5DSis_attached_f(did, dsid, DIM1, is_attached, err) + WRITE(*,'(/,5X,3(A,1X),I0,A,L1)') 'Is',TRIM(DS_1_NAME),& + 'attached to dimension',DIM1,' ... ',is_attached + + + ! Check to see how many Dimension Scales are attached + + CALL H5DSget_num_scales_f(did, DIM1, num_scales, err) + + WRITE(*,'(5X,A,I0)') 'Total number of Dimension Scales Attached ... ', num_scales + + ! Detach scale + CALL H5DSdetach_scale_f(did, dsid, DIM1, err) + WRITE(*,'(/,5A,I0)') & + "Detach Dimension Scale """,TRIM(DS_1_NAME),'" from "', TRIM(DSET_NAME), '" at dimension ', DIM1 + + ! Check to see if a dimension scale is attached, should be .false. + CALL H5DSis_attached_f(did, dsid, DIM1, is_attached, err) + WRITE(*,'(/,5X,3(A,1X),I0,A,L1)') 'Is',TRIM(DS_1_NAME),& + 'attached to dimension',DIM1,' ... ',is_attached + + !------------------------------------------------------------------------- + ! set the DS_1_NAME dimension scale to DSET_NAME at dimension 1 + !------------------------------------------------------------------------- + + WRITE(*,'(/,5A,I0)') & + 'Set Dimension Scale "', TRIM(DS_1_NAME), '" to "', TRIM(DSET_NAME), '" at dimension ', DIM1 + + CALL H5DSset_scale_f(dsid, err, "Set X") + + ! Test if Dimension Scale + + CALL H5DSis_scale_f(dsid, is_scale, err) + + ! Get scale name + + name_len = 25 + name = '' + CALL H5DSget_scale_name_f(dsid, name, name_len, err) + + WRITE(*,'(/,5X,A,A)') 'The Dimension Scale name is ... ', name(1:name_len) + + ! Setting Dimension Scale Label + + WRITE(*,'(/,A,I0)') "Setting Dimension Scale label ""X"" for dimension ", DIM1 + + CALL H5DSset_label_f(did, DIM1, "X", err) + + label_len = 25 + label = '' + CALL H5DSget_label_f(did, DIM1, label, label_len, err) + + WRITE(*,'(/,5X,A,I0,2A)') 'Dimension Scale Label for dimension ', DIM1, ' is ... ', label(1:label_len) + + ! close DS id + CALL H5Dclose_f(dsid, err) + + !------------------------------------------------------------------------- + ! attach the DS_2_NAME dimension scale to DSET_NAME + !------------------------------------------------------------------------- + + ! get the DS dataset id + CALL H5Dopen_f(fid, DS_2_NAME, dsid, err) + + ! attach the DS_2_NAME dimension scale to DSET_NAME as the 2nd dimension (index 2) + + WRITE(*,'(/,5A,I0)') & + 'Set Dimension Scale "', TRIM(DS_2_NAME), '" to "', TRIM(DSET_NAME), '" at dimension ', DIM2 + + CALL H5DSattach_scale_f(did, dsid, DIM2, err) + + CALL H5DSis_attached_f(did, dsid, DIM2, is_attached, err) + + CALL H5DSset_scale_f(dsid, err, "Set Y") + + ! Get scale name + name_len = 25 + name = '' + CALL H5DSget_scale_name_f(dsid, name(1:name_len), name_len, err) + + WRITE(*,'(/,5X,A,A)') 'The Dimension Scale name is ... ', name(1:name_len) + + + ! Setting Dimension Scale Label + + WRITE(*,'(/,A,I0)') "Setting Dimension Scale label ""Y"" for dimension ", DIM2 + + CALL H5DSset_label_f(did, DIM2, "Y", err) + + ! Get Label + + label_len = 25 + label = '' + CALL H5DSget_label_f(did, DIM2, label, label_len, err) + + WRITE(*,'(/,5X,A,I0,2A,/)') 'Dimension Scale Label for dimension ', DIM2, ' is ... ', label(1:label_len) + + ! close DS id + CALL H5Dclose_f(dsid, err) + + ! close file + CALL H5Fclose_f(fid, err) + +END PROGRAM example_ds + |