VTK  9.4.20241108
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vtkHDFUtilities.h File Reference
#include "vtkDataArray.h"
#include "vtkHDF5ScopedHandle.h"
#include "vtkIOHDFModule.h"
#include "vtkLogger.h"
#include "vtkPolyData.h"
#include "vtkSmartPointer.h"
#include "vtkStringArray.h"
#include "vtkType.h"
#include <array>
#include <string>
#include <vector>
#include "vtkHDFUtilities.txx"
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Classes

struct  vtkHDFUtilities::TransientGeometryOffsets
 
struct  vtkHDFUtilities::TemporalGeometryOffsets
 

Namespaces

namespace  vtkHDFUtilities
 Common utility variables and functions for reader and writer of vtkHDF.
 

Macros

#define VTK_ID_H5T   H5T_NATIVE_LLONG
 

Functions

static constexpr int vtkHDFUtilities::GetNumberOfAttributeTypes ()
 
static constexpr int vtkHDFUtilities::GetNumberOfDataArrayTypes ()
 
VTKIOHDF_EXPORT void vtkHDFUtilities::MakeObjectNameValid (std::string &objectName)
 
VTKIOHDF_EXPORT hid_t vtkHDFUtilities::getH5TypeFromVtkType (int dataType)
 
VTKIOHDF_EXPORT bool vtkHDFUtilities::Open (const char *fileName, hid_t &fileID)
 Open a VTK HDF file and checks if it is valid.
 
template<typename T >
VTKIOHDF_EXPORT hid_t vtkHDFUtilities::TemplateTypeToHdfNativeType ()
 Convert C++ template type T to HDF5 native type this can be constexpr in C++17 standard.
 
template<typename T >
VTKIOHDF_EXPORT bool vtkHDFUtilities::GetAttribute (hid_t group, const char *attributeName, size_t numberOfElements, T *value)
 Reads an attribute from the group passed to it.
 
VTKIOHDF_EXPORT std::size_t vtkHDFUtilities::GetNumberOfSteps (hid_t groupID)
 Read the number of steps of an HDF group.
 
VTKIOHDF_EXPORT std::vector< hsize_t > vtkHDFUtilities::GetDimensions (hid_t fileID, const char *datasetName)
 Returns the dimensions of a HDF dataset of a file.
 
VTKIOHDF_EXPORT bool vtkHDFUtilities::RetrieveHDFInformation (hid_t &fileID, hid_t &groupID, const std::string &rootName, std::array< int, 2 > &version, int &dataSetType, int &numberOfPieces, std::array< hid_t, 3 > &attributeDataGroup)
 Initialize meta information of the file.
 
VTKIOHDF_EXPORT herr_t vtkHDFUtilities::FileInfoCallBack (hid_t loc_id, const char *name, const H5L_info_t *info, void *opdata)
 Convenient callback method to retrieve a name when calling a H5Giterate()
 
VTKIOHDF_EXPORT std::vector< std::string > vtkHDFUtilities::GetArrayNames (const std::array< hid_t, 3 > &attributeDataGroup, int attributeType)
 Returns the names of arrays for 'attributeType' (point or cell).
 
VTKIOHDF_EXPORT std::vector< std::string > vtkHDFUtilities::GetOrderedChildrenOfGroup (hid_t groupID, const std::string &path)
 Return the name of all children of an HDF group given its path.
 
VTKIOHDF_EXPORT hid_t vtkHDFUtilities::OpenDataSet (hid_t group, const char *name, hid_t *nativeType, std::vector< hsize_t > &dims)
 Opens the hdf5 dataset given the 'group' and 'name'.
 
VTKIOHDF_EXPORT std::vector< vtkIdTypevtkHDFUtilities::GetMetadata (hid_t group, const char *name, hsize_t size, hsize_t offset)
 Reads a 1D metadata array in a DataArray or a vector of vtkIdType.
 
VTKIOHDF_EXPORT std::array< vtkIdType, 2 > vtkHDFUtilities::GetFieldArraySize (hid_t group, vtkIdType step, std::string name)
 Return the field array size (components, tuples) for the HDF group.
 
VTKIOHDF_EXPORT vtkIdType vtkHDFUtilities::GetArrayOffset (hid_t group, vtkIdType step, int attributeType, std::string name)
 Methods to query for array offsets for the HDF group when steps are present.
 
VTKIOHDF_EXPORT vtkAbstractArrayvtkHDFUtilities::NewFieldArray (const std::array< hid_t, 3 > &attributeDataGroup, const char *name, vtkIdType offset, vtkIdType size, vtkIdType dimMaxSize)
 Reads and returns a new vtkAbstractArray.
 
VTKIOHDF_EXPORT vtkStringArrayvtkHDFUtilities::NewStringArray (hid_t dataset, std::vector< hsize_t > dims, std::vector< hsize_t > fileExtent)
 
VTKIOHDF_EXPORT vtkDataArrayvtkHDFUtilities::NewArrayForGroup (hid_t dataset, hid_t nativeType, const std::vector< hsize_t > &dims, const std::vector< hsize_t > &parameterExtent)
 Reads a vtkDataArray of type T from the attributeType, dataset The array has type 'T' and 'numberOfComponents'.
 
VTKIOHDF_EXPORT vtkDataArrayvtkHDFUtilities::NewArrayForGroup (hid_t group, const char *name, const std::vector< hsize_t > &parameterExtent)
 Reads a vtkDataArray of type T from the attributeType, dataset The array has type 'T' and 'numberOfComponents'.
 

Variables

const std::string vtkHDFUtilities::VTKHDF_ROOT_PATH = "/VTKHDF"
 
constexpr std::size_t vtkHDFUtilities::NUM_POLY_DATA_TOPOS = 4
 
const std::vector< std::string > vtkHDFUtilities::POLY_DATA_TOPOS { "Vertices", "Lines", "Polygons", "Strips" }
 
constexpr int vtkHDFUtilities::GEOMETRY_ATTRIBUTE_TAG = -42
 

Macro Definition Documentation

◆ VTK_ID_H5T

#define VTK_ID_H5T   H5T_NATIVE_LLONG

Definition at line 28 of file vtkHDFUtilities.h.