本文整理汇总了C++中H5Dcreate函数的典型用法代码示例。如果您正苦于以下问题：C++ H5Dcreate函数的具体用法？C++ H5Dcreate怎么用？C++ H5Dcreate使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了H5Dcreate函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: createfilerandom
/* Write the chunks in a random pattern. This provides a read performance
* worse than when the chunks are written and read in the same order, whether
* it is by row or by column.
*
* Created by Albert Cheng and Christian Chilan 2010/7/13.
*/
int
createfilerandom( void )
{
hid_t file_id, dset_id, filespace, memspace, fapl, dxpl, dcpl;
hsize_t dimsf[2], count[2], offset[2], chunk_dims[2] = {CX, CY};
char * data, table[RC][CC];
unsigned long i, j, cx, cy;
fapl = H5Pcreate( H5P_FILE_ACCESS );
dcpl = H5Pcreate( H5P_DATASET_CREATE );
dxpl = H5Pcreate( H5P_DATASET_XFER );
H5Pset_chunk( dcpl, 2, chunk_dims );
fapl = dxpl = H5P_DEFAULT;
file_id = H5Fcreate( "random_alloc.h5", H5F_ACC_TRUNC, H5P_DEFAULT, fapl );
dimsf[0] = NX;
dimsf[1] = NY;
filespace = H5Screate_simple( 2, dimsf, NULL );
dset_id = H5Dcreate( file_id, "dataset1", H5T_NATIVE_CHAR, filespace,
H5P_DEFAULT, dcpl, H5P_DEFAULT );
count[0] = CX;
count[1] = CY;
memspace = H5Screate_simple( 2, count, NULL );
data = ( char * )malloc( count[0] * count[1] * sizeof( char ) );
for( i = 0; i < RC; i++ )
for( j = 0; j < CC; j++ )
table[i][j] = 0;
for( i = 0; i < RC * CC; i++ ) {
do {
cx = rand() % RC;
cy = rand() % CC;
} while( table[cx][cy] );
for( j = 0; j < count[0]*count[1]; j++ ) {
data[j] = cx + cy;
}
table[cx][cy] = 1;
offset[0] = cx * CX;
offset[1] = cy * CY;
H5Sselect_hyperslab( filespace, H5S_SELECT_SET, offset, NULL, count, NULL );
H5Dwrite( dset_id, H5T_NATIVE_CHAR, memspace, filespace, dxpl, data );
}
free( data );
H5Dclose( dset_id );
H5Sclose( filespace );
H5Sclose( memspace );
H5Pclose( dxpl );
H5Pclose( dcpl );
H5Pclose( fapl );
H5Fclose( file_id );
return 0;
}
开发者ID:JulianKunkel，项目名称:siox，代码行数:63，代码来源:h5slabwrite.c
示例2: SetupDataSet
/*
* Create HDF5 data set.
*/
static void SetupDataSet(void *fd, IOR_param_t * param)
{
char dataSetName[MAX_STR];
hid_t dataSetPropList;
int dataSetID;
static int dataSetSuffix = 0;
/* may want to use an extendable dataset (H5S_UNLIMITED) someday */
/* may want to use a chunked dataset (H5S_CHUNKED) someday */
/* need to reset suffix counter if newly-opened file */
if (newlyOpenedFile)
dataSetSuffix = 0;
/* may want to use individual access to each data set someday */
if (param->individualDataSets) {
dataSetID = (rank + rankOffset) % param->numTasks;
} else {
dataSetID = 0;
}
sprintf(dataSetName, "%s-%04d.%04d", "Dataset", dataSetID,
dataSetSuffix++);
if (param->open == WRITE) { /* WRITE */
/* create data set */
dataSetPropList = H5Pcreate(H5P_DATASET_CREATE);
/* check if hdf5 available */
#if defined (H5_VERS_MAJOR) && defined (H5_VERS_MINOR)
/* no-fill option not available until hdf5-1.6.x */
#if (H5_VERS_MAJOR > 0 && H5_VERS_MINOR > 5)
if (param->noFill == TRUE) {
if (rank == 0 && verbose >= VERBOSE_1) {
fprintf(stdout, "\nusing 'no fill' option\n");
}
HDF5_CHECK(H5Pset_fill_time(dataSetPropList,
H5D_FILL_TIME_NEVER),
"cannot set fill time for property list");
}
#else
char errorString[MAX_STR];
sprintf(errorString, "'no fill' option not available in %s",
test->apiVersion);
ERR(errorString);
#endif
#else
WARN("unable to determine HDF5 version for 'no fill' usage");
#endif
dataSet =
H5Dcreate(*(hid_t *) fd, dataSetName, H5T_NATIVE_LLONG,
dataSpace, dataSetPropList);
HDF5_CHECK(dataSet, "cannot create data set");
} else { /* READ or CHECK */
dataSet = H5Dopen(*(hid_t *) fd, dataSetName);
HDF5_CHECK(dataSet, "cannot create data set");
}
}
开发者ID:roblatham00，项目名称:ior，代码行数:60，代码来源:aiori-HDF5.c
示例3: ASDF_write_auxiliary_data
herr_t ASDF_write_auxiliary_data(hid_t loc_id, const char *sf_constants_file, const char *sf_Parfile) {
hsize_t dims[1] = {strlen(sf_constants_file)};
hsize_t dims2[1] = {strlen(sf_Parfile)};
hsize_t maxdims[1] = {H5S_UNLIMITED};
hid_t array_id, group_id, group_id2, space_id, dcpl_id;
CHK_H5(group_id = H5Gcreate(loc_id, "AuxiliaryData",
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT));
CHK_H5(group_id2 = H5Gcreate(loc_id, "/AuxiliaryData/File",
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT));
/* Fill up with whatever AuxiliaryData contains. */
/* Write specfem3d constants.h */
CHK_H5(space_id = H5Screate_simple(1, dims, maxdims));
CHK_H5(dcpl_id = H5Pcreate(H5P_DATASET_CREATE));
CHK_H5(H5Pset_chunk(dcpl_id, 1, dims));
CHK_H5(array_id = H5Dcreate(group_id2, "constants_h", H5T_STD_I8LE, space_id,
H5P_DEFAULT, dcpl_id, H5P_DEFAULT));
CHK_H5(H5Dwrite(array_id, H5T_STD_I8LE, H5S_ALL, H5S_ALL,
H5P_DEFAULT, sf_constants_file));
CHK_H5(H5Dclose(array_id));
CHK_H5(H5Sclose(space_id));
/* Write specfem3d Parfile */
CHK_H5(space_id = H5Screate_simple(1, dims2, maxdims));
CHK_H5(dcpl_id = H5Pcreate(H5P_DATASET_CREATE));
CHK_H5(H5Pset_chunk(dcpl_id, 1, dims2));
CHK_H5(array_id = H5Dcreate(group_id2, "Parfile", H5T_STD_I8LE, space_id,
H5P_DEFAULT, dcpl_id, H5P_DEFAULT));
CHK_H5(H5Dwrite(array_id, H5T_STD_I8LE, H5S_ALL, H5S_ALL,
H5P_DEFAULT, sf_Parfile));
CHK_H5(H5Dclose(array_id));
CHK_H5(H5Sclose(space_id));
CHK_H5(H5Gclose(group_id2));
CHK_H5(H5Gclose(group_id));
return 0; // Success
}
开发者ID:QuLogic，项目名称:asdf-library，代码行数:44，代码来源:ASDF_write.c
示例4: H5Screate_simple
void LifeV::HDF5IO::createTable (const std::string& tableName,
hid_t& fileDataType,
hsize_t tableDimensions[])
{
tableHandle& currentTable = M_tableList[tableName];
currentTable.filespace = H5Screate_simple (2, tableDimensions,
tableDimensions);
#ifdef H5_USE_16_API
currentTable.dataset = H5Dcreate (M_fileId, tableName.c_str(), fileDataType,
currentTable.filespace, H5P_DEFAULT);
#else
currentTable.dataset = H5Dcreate (M_fileId, tableName.c_str(), fileDataType,
currentTable.filespace, H5P_DEFAULT,
H5P_DEFAULT, H5P_DEFAULT);
#endif
currentTable.plist = H5Pcreate (H5P_DATASET_XFER);
H5Pset_dxpl_mpio (currentTable.plist, H5FD_MPIO_COLLECTIVE);
}
开发者ID:erianthus，项目名称:lifev，代码行数:19，代码来源:HDF5IO.cpp
示例5: test_noconv
/*-------------------------------------------------------------------------
* Function: test_noconv
*
* Purpose: Tests creation of datasets when no conversion is present.
*
* Return: Success: 0
*
* Failure: number of errors
*
* Programmer: Robb Matzke
* Monday, January 4, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
test_noconv(hid_t file)
{
hid_t cwg=-1, type=-1, space=-1, dset=-1;
c_e1 val;
static c_e1 data1[]={E1_RED, E1_GREEN, E1_BLUE, E1_GREEN, E1_WHITE,
E1_WHITE, E1_BLACK, E1_GREEN, E1_BLUE, E1_RED,
E1_RED, E1_BLUE, E1_GREEN, E1_BLACK, E1_WHITE,
E1_RED, E1_WHITE, E1_GREEN, E1_GREEN, E1_BLUE};
c_e1 data2[NELMTS(data1)];
hsize_t ds_size[1]={NELMTS(data1)};
size_t i;
TESTING("no-conversion datasets");
if ((cwg=H5Gcreate(file, "test_noconv", 0))<0) goto error;
if ((type = H5Tcreate(H5T_ENUM, sizeof(c_e1)))<0) goto error;
if (H5Tenum_insert(type, "RED", CPTR(val, E1_RED ))<0) goto error;
if (H5Tenum_insert(type, "GREEN", CPTR(val, E1_GREEN))<0) goto error;
if (H5Tenum_insert(type, "BLUE", CPTR(val, E1_BLUE ))<0) goto error;
if (H5Tenum_insert(type, "WHITE", CPTR(val, E1_WHITE))<0) goto error;
if (H5Tenum_insert(type, "BLACK", CPTR(val, E1_BLACK))<0) goto error;
if ((space=H5Screate_simple(1, ds_size, NULL))<0) goto error;
if ((dset=H5Dcreate(cwg, "color_table", type, space, H5P_DEFAULT))<0)
goto error;
if (H5Dwrite(dset, type, space, space, H5P_DEFAULT, data1)<0) goto error;
if (H5Dread(dset, type, space, space, H5P_DEFAULT, data2)<0) goto error;
for (i=0; i<ds_size[0]; i++) {
if (data1[i]!=data2[i]) {
H5_FAILED();
printf(" data1[%lu]=%d, data2[%lu]=%d (should be same)\n",
(unsigned long)i, (int)(data1[i]),
(unsigned long)i, (int)(data2[i]));
goto error;
}
}
if (H5Dclose(dset)<0) goto error;
if (H5Sclose(space)<0) goto error;
if (H5Tclose(type)<0) goto error;
if (H5Gclose(cwg)<0) goto error;
PASSED();
return 0;
error:
H5E_BEGIN_TRY {
H5Dclose(dset);
H5Sclose(space);
H5Tclose(type);
H5Gclose(cwg);
} H5E_END_TRY;
return 1;
}
开发者ID:MattNapsAlot，项目名称:rHDF5，代码行数:71，代码来源:enum.c
示例6: try_write_float_array
static int try_write_float_array(hid_t loc, char * name, double * values, int ndims, hsize_t * dims){
hid_t space = H5Screate_simple(ndims,dims,NULL);
if(space < 0) return space;
hid_t ds = H5Dcreate(loc,name,H5T_NATIVE_FLOAT,space,H5P_DEFAULT,H5P_DEFAULT,H5P_DEFAULT);
if(ds < 0) return ds;
herr_t status = H5Sclose(space);
if(status < 0) return status;
status = H5Dwrite(ds,H5T_NATIVE_DOUBLE,H5S_ALL,H5S_ALL,H5P_DEFAULT,values);
if(status < 0) return status;
return H5Dclose(ds);
}
开发者ID:cxidb，项目名称:libcxi，代码行数:11，代码来源:cxi.c
示例7: filename
void Simulation3D::dumpTimings(unsigned long* timings, hsize_t total_timings,
unsigned int steps_per_timing) {
std::ostringstream filename(std::ios::out);
filename << dumpDir << "/timing_s" << blockSize << "_p" << world.size() << ".h5";
hid_t file_id=H5Fcreate(filename.str().c_str(), H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
hid_t timingspace=H5Screate_simple(1, & total_timings, NULL);
hid_t dx_space = H5Screate(H5S_SCALAR);
hid_t dt_space = H5Screate(H5S_SCALAR);
hid_t bs_space = H5Screate(H5S_SCALAR);
hid_t ns_space = H5Screate(H5S_SCALAR);
hid_t alg_name_space = H5Screate(H5S_SCALAR);
hid_t atype = H5Tcopy(H5T_C_S1);
#ifndef YEE
H5Tset_size(atype, xUpdateRHSs->getAlgName().length());
#else
H5Tset_size(atype, std::string("Yee").length());
#endif
H5Tset_strpad(atype, H5T_STR_NULLTERM);
hid_t timing_dset_id = H5Dcreate(file_id, "timings", H5T_NATIVE_LONG, timingspace,
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
hid_t dx_attr_id = H5Acreate(timing_dset_id, "dx", H5T_NATIVE_DOUBLE, dx_space,
H5P_DEFAULT, H5P_DEFAULT);
hid_t dt_attr_id = H5Acreate(timing_dset_id, "dt", H5T_NATIVE_DOUBLE, dt_space,
H5P_DEFAULT, H5P_DEFAULT);
hid_t bs_attr_id = H5Acreate(timing_dset_id, "blockSize", H5T_NATIVE_UINT, bs_space,
H5P_DEFAULT, H5P_DEFAULT);
hid_t ns_attr_id = H5Acreate(timing_dset_id, "stepsPerTiming", H5T_NATIVE_UINT, ns_space,
H5P_DEFAULT, H5P_DEFAULT);
hid_t alg_attr_id = H5Acreate(timing_dset_id,"communicationStrategy", atype, alg_name_space,
H5P_DEFAULT, H5P_DEFAULT);
herr_t status = H5Dwrite(timing_dset_id, H5T_NATIVE_LONG, H5S_ALL, H5S_ALL,
H5P_DEFAULT, timings);
status = H5Awrite(dx_attr_id, H5T_NATIVE_DOUBLE, & dx);
status = H5Awrite(dt_attr_id, H5T_NATIVE_DOUBLE, & dt);
status = H5Awrite(bs_attr_id, H5T_NATIVE_UINT, & blockSize);
status = H5Awrite(ns_attr_id, H5T_NATIVE_UINT, & steps_per_timing);
#ifndef YEE
status = H5Awrite(alg_attr_id, atype, xUpdateRHSs->getAlgName().c_str());
#else
status = H5Awrite(alg_attr_id, atype, "Yee");
#endif
H5Sclose(timingspace); H5Sclose(dx_space); H5Sclose(dt_space);
H5Sclose(alg_name_space); H5Sclose(bs_space); H5Sclose(ns_space);
H5Tclose(atype);
H5Aclose(dx_attr_id); H5Aclose(dt_attr_id); H5Aclose(bs_attr_id);
H5Aclose(alg_attr_id); H5Aclose(ns_attr_id);
H5Dclose(timing_dset_id);
H5Fclose(file_id);
}
开发者ID:adam-higuera，项目名称:adi-prototype，代码行数:54，代码来源:Simulation3D.cpp
示例8: _MEDdatasetStringEcrire
/*
* - Nom de la fonction : _MEDdatasetStringEcrire
* - Description : ecriture d'un dataset tableau de caracteres
* - Parametres :
* - pere (IN) : l'ID de l'objet HDF pere ou placer l'attribut
* - nom (IN) : le nom de l'attribut
* - dimd (IN) : profil du tableau
* - val (IN) : valeurs du tableau
* - Resultat : 0 en cas de succes, -1 sinon
*/
med_err _MEDdatasetStringEcrire(med_idt pere, char *nom, med_size *dimd, char *val)
{
med_idt dataset;
med_idt datatype = 0;
med_idt dataspace = 0;
med_err ret;
med_mode_acces MED_MODE_ACCES;
if ( (MED_MODE_ACCES = _MEDmodeAcces(pere) ) == MED_UNDEF_MODE_ACCES ) {
MESSAGE("Impossible de déterminer le mode d'acces au fichier ");
return -1;
}
if ((dataset = H5Dopen(pere,nom)) < 0)
{
if ((dataspace = H5Screate_simple(1,dimd,NULL)) < 0)
return -1;
if((datatype = H5Tcopy(H5T_C_S1)) < 0)
return -1;
if((ret = H5Tset_size(datatype,1)) < 0)
return -1;
if ((dataset = H5Dcreate(pere,nom,datatype,dataspace,
H5P_DEFAULT)) < 0)
return -1;
}
else
if ( MED_MODE_ACCES == MED_LECTURE_AJOUT)
{
H5Dclose(dataset);
return -1;
}
else
{
if ((dataspace = H5Screate_simple(1,dimd,NULL)) < 0)
return -1;
if((datatype = H5Tcopy(H5T_C_S1)) < 0)
return -1;
if((ret = H5Tset_size(datatype,1)) < 0)
return -1;
}
if ((ret = H5Dwrite(dataset,datatype,H5S_ALL,H5S_ALL,
H5P_DEFAULT, val)) < 0)
return -1;
if (dataspace)
if((ret = H5Sclose(dataspace)) < 0)
return -1;
if (datatype)
if ((ret = H5Tclose(datatype)) < 0)
return -1;
if ((ret = H5Dclose(dataset)) < 0)
return -1;
return 0;
}
开发者ID:mndjinga，项目名称:CDMATH，代码行数:64，代码来源:MEDdatasetStringEcrire.c
示例9: try_write_float
static int try_write_float(hid_t loc, char * name, double value){
hid_t space = H5Screate(H5S_SCALAR);
if(space < 0) return space;
hid_t ds = H5Dcreate(loc,name,H5T_NATIVE_FLOAT,space,H5P_DEFAULT,H5P_DEFAULT,H5P_DEFAULT);
if(ds < 0) return ds;
herr_t status = H5Sclose(space);
if(status < 0) return status;
status = H5Dwrite(ds,H5T_NATIVE_DOUBLE,H5S_ALL,H5S_ALL,H5P_DEFAULT,&value);
if(status < 0) return status;
return H5Dclose(ds);
}
开发者ID:cxidb，项目名称:libcxi，代码行数:11，代码来源:cxi.c
示例10: extend1dDoubleExt
void extend1dDoubleExt(hdf5_ext_info *hi, void *array, hsize_t len) {
if(!hi || !array || len <=0)
return;
if(hi->cur_dim == 0) {
hi->cur_dim = len;
/* Create the data space with unlimited dimensions. */
hsize_t maxdim = H5S_UNLIMITED;
hi->dataspace = H5Screate_simple (1, &(hi->cur_dim),&maxdim);
/* Modify dataset creation properties, i.e. enable chunking */
hid_t prop = H5Pcreate (H5P_DATASET_CREATE);
hi->status = H5Pset_chunk (prop, 1, &(hi->chunk_len));
/* Create a new dataset within the file using chunk
creation properties. */
hi->dataset = H5Dcreate (hi->file_id, hi->dsetName, H5T_NATIVE_DOUBLE, hi->dataspace,
H5P_DEFAULT, prop, H5P_DEFAULT);
/* Write data to dataset */
hi->status = H5Dwrite (hi->dataset, H5T_NATIVE_DOUBLE, H5S_ALL, H5S_ALL,
H5P_DEFAULT, array);
hi->status = H5Pclose (prop);
hi->status = H5Sclose (hi->dataspace);
}
else {
/* Extend the dataset */
hi->cur_offset = hi->cur_dim ;
hi->cur_dim += len;
hi->status = H5Dextend (hi->dataset, &(hi->cur_dim));
/* Select a hyperslab in extened portion of dataset */
hi->filespace = H5Dget_space (hi->dataset);
hi->status = H5Sselect_hyperslab (hi->filespace, H5S_SELECT_SET, &(hi->cur_offset), NULL,
&len, NULL);
/* Define memory space */
hi->memspace = H5Screate_simple (1, &len, NULL);
/* Write the data to the extended portion of dataset */
hi->status = H5Dwrite (hi->dataset, H5T_NATIVE_DOUBLE, hi->memspace, hi->filespace,
H5P_DEFAULT, array);
hi->status = H5Sclose (hi->memspace);
hi->status = H5Sclose (hi->filespace);
}
}
开发者ID:ernmeel，项目名称:sweeny，代码行数:53，代码来源:fileio_hdf5.c
示例11: throw
void DCDataSet::create(const CollectionType& colType,
hid_t group, const Dimensions size, uint32_t ndims, bool compression)
throw (DCException)
{
log_msg(2, "DCDataSet::create (%s, size %s)", name.c_str(), size.toString().c_str());
if (opened)
throw DCException(getExceptionString("create: dataset is already open"));
// if the dataset already exists, remove/unlink it
// note that this won't free the memory occupied by this
// dataset, however, there currently is no function to delete
// a dataset
if (!checkExistence || (checkExistence && H5Lexists(group, name.c_str(), H5P_LINK_ACCESS_DEFAULT)))
H5Ldelete(group, name.c_str(), H5P_LINK_ACCESS_DEFAULT);
this->ndims = ndims;
this->compression = compression;
this->datatype = colType.getDataType();
getLogicalSize().set(size);
setChunking(colType.getSize());
setCompression();
if (getPhysicalSize().getScalarSize() != 0)
{
hsize_t *max_dims = new hsize_t[ndims];
for (size_t i = 0; i < ndims; ++i)
max_dims[i] = H5F_UNLIMITED;
dataspace = H5Screate_simple(ndims, getPhysicalSize().getPointer(), max_dims);
delete[] max_dims;
max_dims = NULL;
} else
dataspace = H5Screate(H5S_NULL);
if (dataspace < 0)
throw DCException(getExceptionString("create: Failed to create dataspace"));
// create the new dataset
dataset = H5Dcreate(group, this->name.c_str(), this->datatype, dataspace,
H5P_DEFAULT, dsetProperties, H5P_DEFAULT);
if (dataset < 0)
throw DCException(getExceptionString("create: Failed to create dataset"));
isReference = false;
opened = true;
}
开发者ID:c-schumann-zih，项目名称:libSplash，代码行数:53，代码来源:DCDataSet.cpp
示例12: F77_FUNC_
/** write basisset: number of plane waves, plane wave coefficients
void F77_FUNC_(pwhdf_write_basis,PWHDF_WRITE_BASIS)(const double* g, const int* igtog, const int* ngtot)
{
int ng=*ngtot;
int *ig=(int*)malloc(3*ng*sizeof(int));
for(int i=0,i3=0; i<ng; i++)
{
int cur=3*(igtog[i]-1);
ig[i3++]=(int)g[cur++];
ig[i3++]=(int)g[cur++];
ig[i3++]=(int)g[cur++];
}
hid_t h_basis = H5Gcreate(h_file,"basis",0);
hsize_t dim=1;
hid_t dataspace= H5Screate_simple(1, &dim, NULL);
hid_t dataset= H5Dcreate(h_basis, "num_planewaves", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
hid_t ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,ngtot);
H5Sclose(dataspace);
H5Dclose(dataset);
hsize_t dims[2];
dims[0] = ng;
dims[1] = 3;
dataspace = H5Screate_simple(2, dims, NULL);
dataset = H5Dcreate(h_basis, "planewaves", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,ig);
H5Sclose(dataspace);
H5Dclose(dataset);
H5Gclose(h_basis);
free(ig);
}
*/
void F77_FUNC_(pwhdf_write_parameters,PWHDF_WRITE_PARAMETERS)(
const int* nelec, const int* nspin, const int* nband, const int* nk,
const double* ecut, const double* alat, const double* at)
{
hid_t h_param = H5Gcreate(h_file,"parameters",0);
hsize_t dim=1;
hid_t dataspace= H5Screate_simple(1, &dim, NULL);
hid_t dataset= H5Dcreate(h_param, "num_spins", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
hid_t ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,nspin);
H5Sclose(dataspace);
H5Dclose(dataset);
dataspace= H5Screate_simple(1, &dim, NULL);
dataset= H5Dcreate(h_param, "num_electrons", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,nelec);
H5Sclose(dataspace);
H5Dclose(dataset);
dataspace= H5Screate_simple(1, &dim, NULL);
dataset= H5Dcreate(h_param, "num_bands", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,nband);
H5Sclose(dataspace);
H5Dclose(dataset);
dataspace= H5Screate_simple(1, &dim, NULL);
dataset= H5Dcreate(h_param, "num_twists", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,nk);
H5Sclose(dataspace);
H5Dclose(dataset);
int iscomplex=1;
dataspace= H5Screate_simple(1, &dim, NULL);
dataset= H5Dcreate(h_param, "complex_coefficients", H5T_NATIVE_INT, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,&iscomplex);
H5Sclose(dataspace);
H5Dclose(dataset);
dataspace= H5Screate_simple(1, &dim, NULL);
dataset= H5Dcreate(h_param, "maximum_ecut", H5T_NATIVE_DOUBLE, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_DOUBLE, H5S_ALL, H5S_ALL, H5P_DEFAULT,ecut);
H5Sclose(dataspace);
H5Dclose(dataset);
double lattice[9];
for(int i=0; i<9; i++) lattice[i]=(*alat)*at[i];
hsize_t dims[]={3,3};
dataspace = H5Screate_simple(2, dims, NULL);
dataset = H5Dcreate(h_param, "lattice", H5T_NATIVE_DOUBLE, dataspace, H5P_DEFAULT);
ret = H5Dwrite(dataset, H5T_NATIVE_DOUBLE, H5S_ALL, H5S_ALL, H5P_DEFAULT,lattice);
H5Sclose(dataspace);
H5Dclose(dataset);
H5Gclose(h_param);
}
开发者ID:digideskio，项目名称:qmcpack，代码行数:90，代码来源:pw_hdf5.c
示例13: writeInt2d
herr_t writeInt2d(hid_t file_id,const char *dsName, void * matrix, int DIM_X, int DIM_Y) {
hid_t dataset_id,dataspace_id;
hsize_t dims[] = {DIM_Y,DIM_X}; /*DIM_Y corresponds to number of rows, DIM_X to columns*/
herr_t status;
/* Create the data space for the dataset. */
dataspace_id = H5Screate_simple(2, dims, NULL);
/* Create the dataset. */
if(sizeof(int) == 4)
dataset_id = H5Dcreate(file_id, dsName, H5T_STD_I32LE, dataspace_id,
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
else
dataset_id = H5Dcreate(file_id, dsName, H5T_STD_I64LE, dataspace_id,
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
status = H5Sclose(dataspace_id);
/*Write the dataset*/
status = H5Dwrite(dataset_id, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT,
matrix);
/* End access to the dataset and release resources used by it. */
status = H5Dclose(dataset_id);
return status;
}
开发者ID:ernmeel，项目名称:sweeny，代码行数:22，代码来源:fileio_hdf5.c
示例14: cxi_open_file
CXI_File * cxi_open_file(const char * filename, const char * mode){
cxi_debug("opening file");
CXI_File * file = malloc(sizeof(CXI_File));
if(!file){
return NULL;
}
if(strcmp(mode,"r") == 0){
file->handle = H5Fopen(filename, H5F_ACC_RDONLY,H5P_DEFAULT);
if(file->handle < 0){
free(file);
return NULL;
}
file->filename = malloc(sizeof(char)*(strlen(filename)+1));
strcpy(file->filename,filename);
/* Read existing entries */
int n = find_max_suffix(file->handle, "entry");
file->entry_count = n;
file->entries = calloc(sizeof(CXI_Entry_Reference *),n);
char buffer[1024];
for(int i = 0;i<n;i++){
file->entries[i] = calloc(sizeof(CXI_Entry_Reference),1);
sprintf(buffer,"entry_%d",i+1);
file->entries[i]->parent_handle = file->handle;
file->entries[i]->group_name = malloc(sizeof(char)*(strlen(buffer)+1));
strcpy(file->entries[i]->group_name,buffer);
}
/* Read the CXI verion */
file->cxi_version = -1;
try_read_int(file->handle, "cxi_version",&file->cxi_version);
if(file->cxi_version < 0){
/* Warning: Could not read CXI version */
}else if(file->cxi_version >= CXI_VERSION){
/* Warning: CXI version of the file is higher than from libcxi */
}
return file;
}else if(strcmp(mode,"w") == 0){
file->handle = H5Fcreate(filename,H5F_ACC_TRUNC,H5P_DEFAULT,H5P_DEFAULT);
file->filename = malloc(sizeof(char)*(strlen(filename)+1));
strcpy(file->filename,filename);
hsize_t dims[1] = {1};
hid_t dataspace = H5Screate_simple(1, dims, dims);
hid_t dataset = H5Dcreate(file->handle, "cxi_version", H5T_NATIVE_INT, dataspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
H5Dwrite(dataset, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, &CXI_VERSION);
H5Dclose(dataset);
H5Sclose(dataspace);
return file;
}else{
free(file);
return NULL;
}
}
开发者ID:cxidb，项目名称:libcxi，代码行数:51，代码来源:cxi.c
示例15: mklinks
/*-------------------------------------------------------------------------
* Function: mklinks
*
* Purpose: Build a file with assorted links.
*
* Return: Success: 0
*
* Failure: -1
*
* Programmer: Robb Matzke
* Friday, August 14, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static int
mklinks(hid_t fapl)
{
hid_t file, scalar, grp, d1;
hsize_t size[1] = {1};
char filename[NAME_BUF_SIZE];
TESTING("link creation");
/* Create a file */
h5_fixname(FILENAME[0], fapl, filename, sizeof filename);
if ((file=H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl))<0) {
goto error;
}
if ((scalar=H5Screate_simple (1, size, size))<0) goto error;
/* Create a group */
if ((grp=H5Gcreate (file, "grp1", (size_t)0))<0) goto error;
if (H5Gclose (grp)<0) goto error;
/* Create a dataset */
if ((d1=H5Dcreate (file, "d1", H5T_NATIVE_INT, scalar, H5P_DEFAULT))<0) {
goto error;
}
if (H5Dclose (d1)<0) goto error;
/* Create a hard link */
if (H5Glink (file, H5G_LINK_HARD, "d1", "grp1/hard")<0) goto error;
/* Create a symbolic link */
if (H5Glink (file, H5G_LINK_SOFT, "/d1", "grp1/soft")<0) goto error;
/* Create a symbolic link to something that doesn't exist */
if (H5Glink (file, H5G_LINK_SOFT, "foobar", "grp1/dangle")<0) goto error;
/* Create a recursive symbolic link */
if (H5Glink (file, H5G_LINK_SOFT, "/grp1/recursive",
"/grp1/recursive")<0) {
goto error;
}
/* Close */
if (H5Sclose (scalar)<0) goto error;
if (H5Fclose (file)<0) goto error;
PASSED();
return 0;
error:
return -1;
}
开发者ID:MattNapsAlot，项目名称:rHDF5，代码行数:67，代码来源:links.c
示例16: createDatasetIdentifier
//------------------------------------------------------------------------------
xdm::RefPtr< DatasetIdentifier > createDatasetIdentifier(
const DatasetParameters& parameters ) {
// check if the dataset already exists within the given parent
htri_t exists = H5Lexists(
parameters.parent,
parameters.name.c_str(),
H5P_DEFAULT );
if ( exists ) {
if ( parameters.mode == xdm::Dataset::kCreate ) {
// the dataset exists and a create was requested, delete the existing one
H5Ldelete( parameters.parent, parameters.name.c_str(), H5P_DEFAULT );
} else {
// read or modify access, open and return the existing dataset
return openExistingDataset( parameters );
}
}
// the dataset doesn't exist. Read only access is an error.
if ( parameters.mode == xdm::Dataset::kRead ) {
XDM_THROW( xdm::DatasetNotFound( parameters.name ) );
}
// Determine the dataset access properties based off chunking and compression
// parameters.
xdm::RefPtr< PListIdentifier > createPList( new PListIdentifier( H5P_DEFAULT ) );
if ( parameters.chunked ) {
createPList->reset( H5Pcreate( H5P_DATASET_CREATE ) );
setupChunks( createPList->get(), parameters.chunkSize, parameters.dataspace );
// Chunking is enabled, so check for compression and enable it if possible.
if ( parameters.compress ) {
setupCompression( createPList->get(), parameters.compressionLevel );
}
}
// the mode is create or modify. In both cases we want to create it if it
// doesn't yet exist. It is safe to create the dataset here because we deleted
// the dataset earlier if it existed.
hid_t datasetId = H5Dcreate(
parameters.parent,
parameters.name.c_str(),
parameters.type,
parameters.dataspace,
H5P_DEFAULT,
createPList->get(),
H5P_DEFAULT );
return xdm::RefPtr< DatasetIdentifier >( new DatasetIdentifier( datasetId ) );
}
开发者ID:hpcdev，项目名称:xdm，代码行数:52，代码来源:DatasetIdentifier.cpp
示例17: ls2_hdf_write_anchors
static void
ls2_hdf_write_anchors(hid_t file_id, const vector2 *anchors, size_t no_anchors)
{
hid_t dataset, dataspace;
hsize_t dims[2] = { no_anchors, 2 };
dataspace = H5Screate_simple(2, dims, NULL);
dataset = H5Dcreate(file_id, "/Anchors", H5T_NATIVE_FLOAT,
dataspace, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
H5Dwrite(dataset, H5T_NATIVE_FLOAT, H5S_ALL, H5S_ALL, H5P_DEFAULT,
anchors);
H5Sclose(dataspace);
H5Dclose(dataset);
}
开发者ID:madcowpp，项目名称:LS2，代码行数:14，代码来源:be_hdf5.c
示例18: main
int
main(int argc, char **argv)
{
char file_name[256], dset_name[256];
hid_t file_id, dataset_id, space_id, plist_id, type_id;
hsize_t dims[1], dims_chunk[1];
hsize_t maxdims[1] = { H5S_UNLIMITED };
size_t disk_type_size, computed_type_size, packed_type_size;
if (argc < 3) {
printf("Pass the name of the file and dataset to check as arguments\n");
return(0);
}
strcpy(file_name, argv[1]);
strcpy(dset_name, argv[2]);
dims[0] = 20; // Create 20 records
dims_chunk[0] = 10;
// Create a new file
file_id = H5Fcreate(file_name, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
// Create a simple data space with unlimited size
space_id = H5Screate_simple(1, dims, maxdims);
// Modify dataset creation properties, i.e. enable chunking
plist_id = H5Pcreate (H5P_DATASET_CREATE);
H5Pset_chunk(plist_id, 1, dims_chunk);
// Get the nested type
type_id = createNestedType();
// Create the dataset
dataset_id = H5Dcreate(file_id, dset_name, type_id, space_id, plist_id);
// Free resources
H5Sclose(space_id);
H5Pclose(plist_id);
H5Dclose(dataset_id);
H5Fclose(file_id);
// Compute type sizes for native and packed
disk_type_size = H5Tget_size(type_id);
computed_type_size = getNestedSizeType(type_id);
H5Tpack(type_id); // pack type
packed_type_size = H5Tget_size(type_id);
printf("Disk type size: %d\n", disk_type_size);
printf("Packed type size: %d (should be %d)\n",
packed_type_size, computed_type_size);
H5Tclose(type_id);
return(1);
}
开发者ID:87，项目名称:PyTables，代码行数:50，代码来源:create-nested-type.c
示例19: createExtensibleDataset
void createExtensibleDataset(hid_t &file_id, int rank, hsize_t *maxdims, hsize_t *chunkdims, hid_t &type, char *datasetname) {
// create feature dataspace with unlimited dimensions
hid_t space = H5Screate_simple(rank, chunkdims, maxdims);
// now create the creation property list and set chunk size
hid_t dcpl = H5Pcreate(H5P_DATASET_CREATE);
herr_t status = H5Pset_chunk(dcpl, rank, chunkdims);
// nowcreate the dataset
hid_t dset = H5Dcreate(file_id, datasetname, type, space, H5P_DEFAULT, dcpl, H5P_DEFAULT);
// clean up now.
status = H5Pclose(dcpl);
status = H5Dclose(dset);
status = H5Sclose(space);
}
开发者ID:EmoryUniversity，项目名称:PIAT，代码行数:14，代码来源:h5utils.cpp
示例20: try_write_string
static int try_write_string(hid_t loc, char * name, char * values){
hid_t space = H5Screate(H5S_SCALAR);
if(space < 0) return space;
hid_t datatype = H5Tcopy(H5T_C_S1);
if(datatype < 0) return space;
H5Tset_size(datatype, strlen(values));
hid_t ds = H5Dcreate(loc,name,datatype,space,H5P_DEFAULT,H5P_DEFAULT,H5P_DEFAULT);
if(ds < 0) return ds;
herr_t status = H5Sclose(space);
if(status < 0) return status;
status = H5Dwrite(ds,datatype,H5S_ALL,H5S_ALL,H5P_DEFAULT,values);
if(status < 0) return status;
return H5Dclose(ds);
}
开发者ID:cxidb，项目名称:libcxi，代码行数:14，代码来源:cxi.c
注：本文中的H5Dcreate函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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