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-rw-r--r--c++/examples/writedata.cpp196
1 files changed, 106 insertions, 90 deletions
diff --git a/c++/examples/writedata.cpp b/c++/examples/writedata.cpp
index eada2ed..f2b715a 100644
--- a/c++/examples/writedata.cpp
+++ b/c++/examples/writedata.cpp
@@ -6,7 +6,7 @@
* 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. *
+ * distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
@@ -20,11 +20,7 @@
* file is closed. Program reopens the file and reads and displays the result.
*/
-#ifdef OLD_HEADER_FILENAME
-#include <iostream.h>
-#else
#include <iostream>
-#endif
using std::cout;
using std::endl;
@@ -32,31 +28,31 @@ using std::endl;
#include "H5Cpp.h"
using namespace H5;
-const H5std_string FILE_NAME( "Select.h5" );
-const H5std_string DATASET_NAME( "Matrix in file" );
-const int MSPACE1_RANK = 1; // Rank of the first dataset in memory
-const int MSPACE1_DIM = 50; // Dataset size in memory
-const int MSPACE2_RANK = 1; // Rank of the second dataset in memory
-const int MSPACE2_DIM = 4; // Dataset size in memory
-const int FSPACE_RANK = 2; // Dataset rank as it is stored in the file
-const int FSPACE_DIM1 = 8; // Dimension sizes of the dataset as it is
-const int FSPACE_DIM2 = 12; // stored in the file
-const int MSPACE_RANK = 2; // Rank of the first dataset in memory
-const int MSPACE_DIM1 = 8; // We will read dataset back from the file
-const int MSPACE_DIM2 = 9; // to the dataset in memory with these
- // dataspace parameters
-const int NPOINTS = 4; // Number of points that will be selected
- // and overwritten
-
-int main (void)
+const H5std_string FILE_NAME("Select.h5");
+const H5std_string DATASET_NAME("Matrix in file");
+const int MSPACE1_RANK = 1; // Rank of the first dataset in memory
+const int MSPACE1_DIM = 50; // Dataset size in memory
+const int MSPACE2_RANK = 1; // Rank of the second dataset in memory
+const int MSPACE2_DIM = 4; // Dataset size in memory
+const int FSPACE_RANK = 2; // Dataset rank as it is stored in the file
+const int FSPACE_DIM1 = 8; // Dimension sizes of the dataset as it is
+const int FSPACE_DIM2 = 12; // stored in the file
+const int MSPACE_RANK = 2; // Rank of the first dataset in memory
+const int MSPACE_DIM1 = 8; // We will read dataset back from the file
+const int MSPACE_DIM2 = 9; // to the dataset in memory with these
+ // dataspace parameters
+const int NPOINTS = 4; // Number of points that will be selected
+ // and overwritten
+
+int
+main(void)
{
- int i,j; // loop indices */
+ int i, j; // loop indices */
/*
* Try block to detect exceptions raised by any of the calls inside it
*/
- try
- {
+ try {
/*
* Turn off the auto-printing when failure occurs so that we can
* handle the errors appropriately
@@ -66,47 +62,51 @@ int main (void)
/*
* Create a file.
*/
- H5File* file = new H5File( FILE_NAME, H5F_ACC_TRUNC );
+ H5File *file = new H5File(FILE_NAME, H5F_ACC_TRUNC);
/*
- * Create property list for a dataset and set up fill values.
- */
- int fillvalue = 0; /* Fill value for the dataset */
+ * Create property list for a dataset and set up fill values.
+ */
+ int fillvalue = 0; /* Fill value for the dataset */
DSetCreatPropList plist;
plist.setFillValue(PredType::NATIVE_INT, &fillvalue);
/*
* Create dataspace for the dataset in the file.
*/
- hsize_t fdim[] = {FSPACE_DIM1, FSPACE_DIM2}; // dim sizes of ds (on disk)
- DataSpace fspace( FSPACE_RANK, fdim );
+ hsize_t fdim[] = {FSPACE_DIM1, FSPACE_DIM2}; // dim sizes of ds (on disk)
+ DataSpace fspace(FSPACE_RANK, fdim);
/*
* Create dataset and write it into the file.
*/
- DataSet* dataset = new DataSet(file->createDataSet(
- DATASET_NAME, PredType::NATIVE_INT, fspace, plist));
+ DataSet *dataset =
+ new DataSet(file->createDataSet(DATASET_NAME, PredType::NATIVE_INT, fspace, plist));
/*
* Select hyperslab for the dataset in the file, using 3x2 blocks,
* (4,3) stride and (2,4) count starting at the position (0,1).
*/
- hsize_t start[2]; // Start of hyperslab
+ hsize_t start[2]; // Start of hyperslab
hsize_t stride[2]; // Stride of hyperslab
hsize_t count[2]; // Block count
hsize_t block[2]; // Block sizes
- start[0] = 0; start[1] = 1;
- stride[0] = 4; stride[1] = 3;
- count[0] = 2; count[1] = 4;
- block[0] = 3; block[1] = 2;
- fspace.selectHyperslab( H5S_SELECT_SET, count, start, stride, block);
+ start[0] = 0;
+ start[1] = 1;
+ stride[0] = 4;
+ stride[1] = 3;
+ count[0] = 2;
+ count[1] = 4;
+ block[0] = 3;
+ block[1] = 2;
+ fspace.selectHyperslab(H5S_SELECT_SET, count, start, stride, block);
/*
* Create dataspace for the first dataset.
*/
- hsize_t dim1[] = {MSPACE1_DIM}; /* Dimension size of the first dataset
- (in memory) */
- DataSpace mspace1( MSPACE1_RANK, dim1 );
+ hsize_t dim1[] = {MSPACE1_DIM}; /* Dimension size of the first dataset
+ (in memory) */
+ DataSpace mspace1(MSPACE1_RANK, dim1);
/*
* Select hyperslab.
@@ -117,7 +117,7 @@ int main (void)
stride[0] = 1;
count[0] = 48;
block[0] = 1;
- mspace1.selectHyperslab( H5S_SELECT_SET, count, start, stride, block);
+ mspace1.selectHyperslab(H5S_SELECT_SET, count, start, stride, block);
/*
* Write selection from the vector buffer to the dataset in the file.
@@ -132,7 +132,7 @@ int main (void)
* 0 41 42 0 43 44 0 45 46 0 47 48
* 0 0 0 0 0 0 0 0 0 0 0 0
*/
- int vector[MSPACE1_DIM]; // vector buffer for dset
+ int vector[MSPACE1_DIM]; // vector buffer for dset
/*
* Buffer initialization.
@@ -141,7 +141,7 @@ int main (void)
for (i = 1; i < MSPACE1_DIM - 1; i++)
vector[i] = i;
- dataset->write( vector, PredType::NATIVE_INT, mspace1, fspace );
+ dataset->write(vector, PredType::NATIVE_INT, mspace1, fspace);
/*
* Reset the selection for the file dataspace fid.
@@ -151,27 +151,31 @@ int main (void)
/*
* Create dataspace for the second dataset.
*/
- hsize_t dim2[] = {MSPACE2_DIM}; /* Dimension size of the second dataset
- (in memory */
- DataSpace mspace2( MSPACE2_RANK, dim2 );
+ hsize_t dim2[] = {MSPACE2_DIM}; /* Dimension size of the second dataset
+ (in memory */
+ DataSpace mspace2(MSPACE2_RANK, dim2);
/*
* Select sequence of NPOINTS points in the file dataspace.
*/
hsize_t coord[NPOINTS][FSPACE_RANK]; /* Array to store selected points
from the file dataspace */
- coord[0][0] = 0; coord[0][1] = 0;
- coord[1][0] = 3; coord[1][1] = 3;
- coord[2][0] = 3; coord[2][1] = 5;
- coord[3][0] = 5; coord[3][1] = 6;
+ coord[0][0] = 0;
+ coord[0][1] = 0;
+ coord[1][0] = 3;
+ coord[1][1] = 3;
+ coord[2][0] = 3;
+ coord[2][1] = 5;
+ coord[3][0] = 5;
+ coord[3][1] = 6;
- fspace.selectElements( H5S_SELECT_SET, NPOINTS, (const hsize_t *)coord);
+ fspace.selectElements(H5S_SELECT_SET, NPOINTS, (const hsize_t *)coord);
/*
* Write new selection of points to the dataset.
*/
- int values[] = {53, 59, 61, 67}; /* New values to be written */
- dataset->write( values, PredType::NATIVE_INT, mspace2, fspace );
+ int values[] = {53, 59, 61, 67}; /* New values to be written */
+ dataset->write(values, PredType::NATIVE_INT, mspace2, fspace);
/*
* File dataset should look like this:
@@ -195,12 +199,12 @@ int main (void)
/*
* Open the file.
*/
- file = new H5File( FILE_NAME, H5F_ACC_RDONLY );
+ file = new H5File(FILE_NAME, H5F_ACC_RDONLY);
/*
* Open the dataset.
*/
- dataset = new DataSet( file->openDataSet( DATASET_NAME ));
+ dataset = new DataSet(file->openDataSet(DATASET_NAME));
/*
* Get dataspace of the dataset.
@@ -215,10 +219,14 @@ int main (void)
* 0 59 0 61
*
*/
- start[0] = 1; start[1] = 2;
- block[0] = 1; block[1] = 1;
- stride[0] = 1; stride[1] = 1;
- count[0] = 3; count[1] = 4;
+ start[0] = 1;
+ start[1] = 2;
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = 3;
+ count[1] = 4;
fspace.selectHyperslab(H5S_SELECT_SET, count, start, stride, block);
/*
@@ -234,10 +242,14 @@ int main (void)
* 19 20
* 0 61
*/
- start[0] = 2; start[1] = 4;
- block[0] = 1; block[1] = 1;
- stride[0] = 1; stride[1] = 1;
- count[0] = 6; count[1] = 5;
+ start[0] = 2;
+ start[1] = 4;
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = 6;
+ count[1] = 5;
fspace.selectHyperslab(H5S_SELECT_OR, count, start, stride, block);
/*
@@ -253,15 +265,23 @@ int main (void)
* Select two hyperslabs in memory. Hyperslabs has the same
* size and shape as the selected hyperslabs for the file dataspace.
*/
- start[0] = 0; start[1] = 0;
- block[0] = 1; block[1] = 1;
- stride[0] = 1; stride[1] = 1;
- count[0] = 3; count[1] = 4;
+ start[0] = 0;
+ start[1] = 0;
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = 3;
+ count[1] = 4;
mspace.selectHyperslab(H5S_SELECT_SET, count, start, stride, block);
- start[0] = 1; start[1] = 2;
- block[0] = 1; block[1] = 1;
- stride[0] = 1; stride[1] = 1;
- count[0] = 6; count[1] = 5;
+ start[0] = 1;
+ start[1] = 2;
+ block[0] = 1;
+ block[1] = 1;
+ stride[0] = 1;
+ stride[1] = 1;
+ count[0] = 6;
+ count[1] = 5;
mspace.selectHyperslab(H5S_SELECT_OR, count, start, stride, block);
/*
@@ -289,9 +309,8 @@ int main (void)
* 0 0 0 0 0 0 0 0 0
* 0 0 0 0 0 0 0 0 0
*/
- for (i=0; i < MSPACE_DIM1; i++)
- {
- for(j=0; j < MSPACE_DIM2; j++)
+ for (i = 0; i < MSPACE_DIM1; i++) {
+ for (j = 0; j < MSPACE_DIM2; j++)
cout << matrix_out[i][j] << " ";
cout << endl;
}
@@ -301,28 +320,25 @@ int main (void)
*/
delete dataset;
delete file;
- } // end of try block
+ } // end of try block
- // catch failure caused by the H5File operations
- catch( FileIException error )
- {
+ // catch failure caused by the H5File operations
+ catch (FileIException error) {
error.printErrorStack();
return -1;
- }
+ }
- // catch failure caused by the DataSet operations
- catch( DataSetIException error )
- {
+ // catch failure caused by the DataSet operations
+ catch (DataSetIException error) {
error.printErrorStack();
return -1;
- }
+ }
- // catch failure caused by the DataSpace operations
- catch( DataSpaceIException error )
- {
+ // catch failure caused by the DataSpace operations
+ catch (DataSpaceIException error) {
error.printErrorStack();
return -1;
- }
+ }
- return 0;
+ return 0;
}