test/H5BlockTestAttributesF.f90

	- more coding

test/H5BlockTestAttributesF.f90

 PROGRAM H5BlockTestAttributesF
    IMPLICIT   NONE
 
-   INCLUDE 'mpif.h'
    INCLUDE 'H5PartF90.inc'
+   INCLUDE 'H5BlockF90.inc'
 
-   INTERFACE
-      INTEGER*8 FUNCTION write_file ( fname, myproc, comm, layout )
-        CHARACTER(LEN=*), INTENT(IN) :: fname
-        INTEGER, INTENT(IN) ::          myproc
-        INTEGER, INTENT(IN) ::          comm
-        INTEGER*8, INTENT(IN) ::        layout(6)
-      END FUNCTION
-
-      INTEGER*8 FUNCTION read_file ( fname, myproc, comm, layout )
-        CHARACTER(LEN=*), INTENT(IN) :: fname
-        INTEGER, INTENT(IN) ::          myproc
-        INTEGER, INTENT(IN) ::          comm
-        INTEGER*8, INTENT(IN) ::        layout(6)
-      END FUNCTION
-
-   END INTERFACE
-
-   INTEGER :: myproc
-   INTEGER :: nprocs
-   INTEGER :: mpi_err
+   INTEGER :: myproc = 0
+   INTEGER :: nprocs = 1
    INTEGER*8 :: h5pt_err
-   INTEGER :: comm
    INTEGER :: i
    CHARACTER(LEN=32) :: arg_str
-   LOGICAL :: opt_read
-   LOGICAL :: opt_write
-   INTEGER*8 :: layout(6) ! = ( 0, 64, 0, 64, 0, 512 )
-
-   CALL MPI_Init ( mpi_err)
-   comm = MPI_COMM_WORLD
-   CALL MPI_Comm_rank ( comm, myproc, mpi_err)
-   CALL MPI_Comm_size ( comm, nprocs, mpi_err)
+   INTEGER :: opt_read = 0
+   INTEGER :: opt_write = 0
+   INTEGER*8 :: layout(6)
+   DATA layout / 1, 64, 1, 64, 1, 512 /
 
    DO i = 1, IARGC ()
-      CALL GETARG ( i, arg_str, 32)
+      CALL GETARG ( i, arg_str )
+      PRINT *, arg_str
       IF ( arg_str == "-r" ) THEN
-         opt_read = .TRUE.
+         PRINT *, "Reading file"
+         opt_read = 1
       ELSE IF ( arg_str == "-w" ) THEN
-         opt_write = .TRUE.
+         opt_write = 1
       ELSE
          PRINT *, "Illegal option ", arg_str, "\n"
          PRINT *, "Usage: H5BlockTestAttributesF -w | -r"
@@ -52,11 +31,121 @@ PROGRAM H5BlockTestAttributesF
 
    h5pt_err = h5pt_set_verbosity_level ( 4_8 )
 
-   IF ( opt_write ) THEN
-      h5pt_err = write_file ( "blockfile0.h5", myproc, comm, layout )
-   ELSE IF ( opt_read ) THEN
-      h5pt_err = read_file ( "blockfile0.h5", myproc, comm, layout )
+   IF ( opt_write == 1 ) THEN
+      h5pt_err = write_file ( "blockfile0.h5", myproc, layout )
+   ELSE IF ( opt_read == 1 ) THEN
+      PRINT *, "Calling read_file"
+      h5pt_err = read_file ( "blockfile0.h5", myproc, layout )
    ENDIF
 
-   CALL MPI_Finalize()
+
+   CONTAINS
+
+   INTEGER*8 FUNCTION write_file ( fname, myproc, layout )
+     CHARACTER(LEN=*), INTENT(IN) :: fname
+     INTEGER, INTENT(IN) ::          myproc
+     INTEGER*8, INTENT(IN) ::        layout(6)
+
+     write_file = 0
+   END FUNCTION write_file
+
+   INTEGER*8 FUNCTION read_file ( fname, myproc, layout )
+     CHARACTER(LEN=*), INTENT(IN) :: fname
+     INTEGER, INTENT(IN) ::          myproc
+     INTEGER*8, INTENT(IN) ::        layout(6)
+     
+     INTEGER*8 :: file
+     INTEGER*8 :: timestep = 1
+
+     PRINT *, "PROC[",myproc,"]: Open file ",fname," for reading ..."
+
+     file = h5pt_openr ( fname )
+     if ( file == 0 ) THEN
+        read_file = -1
+        RETURN
+     ENDIF
+     PRINT *, "file: ", file
+
+     h5pt_err = h5pt_setstep ( file, timestep )
+     IF ( h5pt_err < 0 ) THEN
+        read_file = -1
+        RETURN
+     ENDIF
+
+     h5pt_err =  read_field ( file, myproc, layout )
+     IF ( h5pt_err < 0 ) THEN
+        read_file = -1
+        RETURN
+     ENDIF
+
+     h5pt_err = h5pt_close ( file )
+     IF ( h5pt_err < 0 ) THEN
+        read_file = -1
+        RETURN
+     ENDIF
+
+     read_file = 0
+   END FUNCTION read_file
+
+   INTEGER*8 FUNCTION read_field ( file, myproc, layout )
+     INTEGER*8, INTENT(IN) :: file
+     INTEGER, INTENT(IN) ::          myproc
+     INTEGER*8, INTENT(IN) ::        layout(6)
+
+     INTEGER*8 :: i, j, k
+     INTEGER*8 :: i_start
+     INTEGER*8 :: i_end
+     INTEGER*8 :: j_start
+     INTEGER*8 :: j_end
+     INTEGER*8 :: k_start
+     INTEGER*8 :: k_end
+     INTEGER*8 :: i_dims
+     INTEGER*8 :: j_dims
+     INTEGER*8 :: k_dims
+     REAL*8 :: value
+  
+     INTEGER*8 data(64,64,512)
+
+     PRINT *, "Reading field ..."
+     i_start = layout(1)
+     i_end   = layout(2)
+     j_start = layout(3)
+     j_end   = layout(4)
+     k_start = layout(5)
+     k_end   = layout(6)
+     i_dims  = i_end - i_start + 1
+     j_dims  = j_end - j_start + 1
+     k_dims  = k_end - k_start + 1
+
+     PRINT *, "dims: (", i_dims, j_dims, k_dims, ")"
+     !ALLOCATE ( data ( i_dims, j_dims, k_dims ) )
+
+     PRINT *, "Defining Layout ..."
+     h5pt_err = h5bl_define3dlayout ( file, i_start, i_end, j_start, j_end, k_start, k_end )
+     IF ( h5pt_err < 0 ) THEN
+        read_field = -1
+        RETURN
+     END IF
+
+     PRINT *, "Reading field ..."
+     h5pt_err = h5bl_3d_read_scalar_field ( file, "TestField", data )
+     IF ( h5pt_err < 0 ) THEN
+        read_field = -1
+        RETURN
+     END IF
+
+     DO i = 1, i_dims
+        DO j = 1, j_dims
+           DO k = 1, k_dims
+              value = k + 1000*j + 100000*i
+              if ( data(i,j,k) /= value ) THEN
+                 PRINT *, "data(",i,",",j,",",k,") = ",data(i,j,k), " /= ",value
+              END IF
+           END DO
+        END DO
+     END DO
+     read_field = 0
+   END FUNCTION read_field
+
+
 END PROGRAM