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examples/H5Block: attach_field_attribs and dump_field_attribs added

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This commit is contained in:
gsell
2016-04-15 19:01:00 +02:00
parent 1dfcd9f876
commit 97516866c7
4 changed files with 266 additions and 0 deletions
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.gitignore
+2
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@@ -10,6 +10,8 @@
Makefile
Makefile.in
aclocal.m4
attach_field_attributes
dump_field_attributes
autom4te.cache/
compile
config.guess
examples/H5Block/Makefile.am
+4
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@@ -25,6 +25,8 @@ noinst_PROGRAMS =
if ENABLE_C
noinst_PROGRAMS += \
attach_field_attributes \
dump_field_attributes \
fields \
has_field \
read_write_scalar_field \
@@ -37,6 +39,8 @@ noinst_PROGRAMS += read_write_scalar_fieldf
endif
endif
attach_field_attributes_SOURCES = attach_field_attributes.c
dump_field_attributes_SOURCES = dump_field_attributes.c
fields_SOURCES = fields.c
has_field_SOURCES = has_field.c
read_write_scalar_field_SOURCES = read_write_scalar_field.c
examples/H5Block/attach_field_attributes.c
+66
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@@ -0,0 +1,66 @@
/*
Copyright (c) 2006-2015, The Regents of the University of California,
through Lawrence Berkeley National Laboratory (subject to receipt of any
required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
Institut (Switzerland). All rights reserved.
License: see file COPYING in top level of source distribution.
*/
#include "H5hut.h"
// name of output file
const char* fname = "example_field.h5";
// H5hut verbosity level
const h5_int64_t h5_verbosity = H5_VERBOSE_DEFAULT;
int
main (
int argc,
char* argv[]
){
// initialize MPI & H5hut
MPI_Init (&argc, &argv);
MPI_Comm comm = MPI_COMM_WORLD;
int comm_size = 1;
MPI_Comm_size (comm, &comm_size);
int comm_rank = 0;
MPI_Comm_rank (comm, &comm_rank);
H5AbortOnError ();
H5SetVerbosityLevel (h5_verbosity);
//H5SetDebugMask (-1);
// open file and create first step
h5_file_t file = H5OpenFile (fname, H5_O_RDWR, H5_PROP_DEFAULT);
H5SetStep (file, 0);
if (!H5BlockHasField (file, "data")) {
printf ("Doesn't have field data with name 'data' in step#0\n");
goto done;
}
h5_int32_t attrib[1] = { 42 };
H5BlockWriteFieldAttribInt32 (
file,
"data",
"The answer",
attrib,
sizeof (attrib) / sizeof (*attrib));
h5_float64_t origin[3] = { 0.0, 0.0, 1.0 };
H5Block3dSetFieldOrigin (
file,
"data",
origin[0], origin[1], origin[2]);
h5_float64_t spacing[3] = { 1.0, 2.0, 3.0 };
H5Block3dSetFieldSpacing (
file,
"data",
spacing[0], spacing[1], spacing[2]);
done:
// done
H5CloseFile(file);
MPI_Finalize ();
return 0;
}
examples/H5Block/dump_field_attributes.c
+194
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@@ -0,0 +1,194 @@
/*
Copyright (c) 2006-2015, The Regents of the University of California,
through Lawrence Berkeley National Laboratory (subject to receipt of any
required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
Institut (Switzerland). All rights reserved.
License: see file COPYING in top level of source distribution.
*/
#include "H5hut.h"
// name of output file
const char* fname = "example_field.h5";
// H5hut verbosity level
const h5_int64_t h5_verbosity = H5_VERBOSE_DEFAULT;
static inline void
dump_int64_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_size_t attrib_nelems
) {
h5_int64_t attrib_data[attrib_nelems];
H5BlockReadFieldAttribInt64 (
file,
field_name,
attrib_name,
attrib_data);
printf ("Attribute: '%s'\n", attrib_name);
printf (" Type: H5_INT64_T\n");
printf (" Data: %lld", attrib_data[0]);
for (size_t i = 1; i < attrib_nelems; i++) {
printf (", %lld", attrib_data[i]);
}
printf ("\n");
}
static inline void
dump_int32_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_size_t attrib_nelems
) {
h5_int32_t attrib_data[attrib_nelems];
H5BlockReadFieldAttribInt32 (
file,
field_name,
attrib_name,
attrib_data);
printf ("Attribute: '%s'\n", attrib_name);
printf (" Type: H5_INT32_T\n");
printf (" Data: %ld", (long)attrib_data[0]);
for (size_t i = 1; i < attrib_nelems; i++) {
printf (", %ld", (long)attrib_data[i]);
}
printf ("\n");
}
static inline void
dump_float64_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_size_t attrib_nelems
) {
h5_float64_t attrib_data[attrib_nelems];
H5BlockReadFieldAttribFloat64 (
file,
field_name,
attrib_name,
attrib_data);
printf ("Attribute: '%s'\n", attrib_name);
printf (" Type: H5_FLOAT64_T\n");
printf (" Data: %2f", attrib_data[0]);
for (size_t i = 1; i < attrib_nelems; i++) {
printf (", %2f", attrib_data[i]);
}
printf ("\n");
}
static inline void
dump_float32_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_size_t attrib_nelems
) {
h5_float32_t attrib_data[attrib_nelems];
H5BlockReadFieldAttribFloat32 (
file,
field_name,
attrib_name,
attrib_data);
printf ("Attribute: '%s'\n", attrib_name);
printf (" Type: H5_FLOAT32_T\n");
printf (" Data: %2f", attrib_data[0]);
for (size_t i = 1; i < attrib_nelems; i++) {
printf (", %2f", attrib_data[i]);
}
printf ("\n");
}
inline void
dump_string_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_size_t attrib_nelems
) {
}
void
dump_attrib (
h5_file_t file,
const char* const field_name,
const char* const attrib_name,
h5_int64_t attrib_type,
h5_size_t attrib_nelems
) {
if (attrib_type == H5_INT64_T) {
dump_int64_attrib (file, field_name, attrib_name, attrib_nelems);
} else if (attrib_type == H5_INT32_T) {
dump_int32_attrib (file, field_name, attrib_name, attrib_nelems);
} else if (attrib_type == H5_FLOAT64_T) {
dump_float64_attrib (file, field_name, attrib_name, attrib_nelems);
} else if (attrib_type == H5_FLOAT32_T) {
dump_float32_attrib (file, field_name, attrib_name, attrib_nelems);
} else if (attrib_type == H5_STRING_T) {
dump_string_attrib (file, field_name, attrib_name, attrib_nelems);
}
}
int
main (
int argc,
char* argv[]
){
// initialize MPI & H5hut
MPI_Init (&argc, &argv);
MPI_Comm comm = MPI_COMM_WORLD;
int comm_size = 1;
MPI_Comm_size (comm, &comm_size);
int comm_rank = 0;
MPI_Comm_rank (comm, &comm_rank);
H5AbortOnError ();
H5SetVerbosityLevel (h5_verbosity);
//H5SetDebugMask (-1);
// open file and create first step
h5_file_t file = H5OpenFile (fname, H5_O_RDWR, H5_PROP_DEFAULT);
H5SetStep (file, 0);
// test wheter field exists
const char field_name[] = "data";
if (!H5BlockHasField (file, field_name)) {
printf ("Doesn't have field data with name 'data' in step#0\n");
goto done;
}
// get number of attributes attached to field
h5_ssize_t n_attribs = H5BlockGetNumFieldAttribs (
file,
field_name);
printf ("Field has %lld attributes attached.\n",
n_attribs);
// dump all attached attributes
for (h5_size_t i = 0; i < n_attribs; i++) {
char attrib_name[128];
h5_size_t sizeof_attrib_name = sizeof (attrib_name);
h5_int64_t attrib_type;
h5_size_t attrib_nelems;
H5BlockGetFieldAttribInfo (
file,
field_name,
i,
attrib_name, sizeof_attrib_name,
&attrib_type,
&attrib_nelems);
dump_attrib (file,
field_name,
attrib_name, attrib_type, attrib_nelems);
}
done:
// done
H5CloseFile(file);
MPI_Finalize ();
return 0;
}