diff options
Diffstat (limited to 'c++/src/H5FloatType.cpp')
| -rw-r--r-- | c++/src/H5FloatType.cpp | 376 |
1 files changed, 186 insertions, 190 deletions
diff --git a/c++/src/H5FloatType.cpp b/c++/src/H5FloatType.cpp index b1b2ce2..0abf52a 100644 --- a/c++/src/H5FloatType.cpp +++ b/c++/src/H5FloatType.cpp @@ -5,12 +5,10 @@ * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * - * the files COPYING and Copyright.html. COPYING can be found at the root * - * of the source code distribution tree; Copyright.html can be found at the * - * root level of an installed copy of the electronic HDF5 document set and * - * is linked from the top-level documents page. It can also be found at * - * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * - * access to either file, you may request a copy from help@hdfgroup.org. * + * 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. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #include <string> @@ -19,267 +17,265 @@ #include "H5Exception.h" #include "H5IdComponent.h" #include "H5PropList.h" +#include "H5LaccProp.h" +#include "H5Location.h" #include "H5Object.h" -#include "H5OcreatProp.h" -#include "H5DcreatProp.h" -#include "H5CommonFG.h" -#include "H5DataType.h" #include "H5AbstractDs.h" #include "H5DxferProp.h" #include "H5DataSpace.h" +#include "H5DataSet.h" +#include "H5DataType.h" #include "H5AtomType.h" #include "H5FloatType.h" -#include "H5DataSet.h" -#include "H5PredType.h" namespace H5 { //-------------------------------------------------------------------------- -// Function: FloatType default constructor -///\brief Default constructor: Creates a stub floating-point datatype -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType default constructor +///\brief Default constructor: Creates a stub floating-point datatype +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- FloatType::FloatType() {} //-------------------------------------------------------------------------- -// Function: FloatType overloaded constructor -///\brief Creates a floating-point datatype using a predefined type. -///\param pred_type - IN: Predefined datatype -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType overloaded constructor +///\brief Creates a floating-point datatype using a predefined type. +///\param pred_type - IN: Predefined datatype +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -FloatType::FloatType( const PredType& pred_type ) : AtomType() +FloatType::FloatType(const PredType& pred_type) : AtomType() { - // use DataType::copy to make a copy of this predefined type - copy( pred_type ); + // use DataType::copy to make a copy of this predefined type + copy(pred_type); } //-------------------------------------------------------------------------- -// Function: FloatType overloaded constructor -///\brief Creates an FloatType object using the id of an existing -/// datatype. -///\param existing_id - IN: Id of an existing datatype -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType overloaded constructor +///\brief Creates an FloatType object using the id of an existing +/// datatype. +///\param existing_id - IN: Id of an existing datatype +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -FloatType::FloatType( const hid_t existing_id ) : AtomType( existing_id ) {} +FloatType::FloatType(const hid_t existing_id) : AtomType(existing_id) {} //-------------------------------------------------------------------------- -// Function: FloatType copy constructor -///\brief Copy constructor: makes a copy of the original FloatType object. -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType copy constructor +///\brief Copy constructor: makes a copy of the original FloatType object. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -FloatType::FloatType( const FloatType& original ) : AtomType( original ){} +FloatType::FloatType(const FloatType& original) : AtomType(original){} //-------------------------------------------------------------------------- -// Function: EnumType overloaded constructor -///\brief Gets the floating-point datatype of the specified dataset -///\param dataset - IN: Dataset that this floating-point datatype -/// associates with -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: EnumType overloaded constructor +///\brief Gets the floating-point datatype of the specified dataset +///\param dataset - IN: Dataset that this floating-point datatype +/// associates with +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -FloatType::FloatType( const DataSet& dataset ) : AtomType() +FloatType::FloatType(const DataSet& dataset) : AtomType() { - // Calls C function H5Dget_type to get the id of the datatype - id = H5Dget_type( dataset.getId() ); + // Calls C function H5Dget_type to get the id of the datatype + id = H5Dget_type(dataset.getId()); - if( id < 0 ) - { - throw DataSetIException("FloatType constructor", "H5Dget_type failed"); - } + if(id < 0) + { + throw DataSetIException("FloatType constructor", "H5Dget_type failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType::getFields -///\brief Retrieves floating point datatype bit field information. -///\param spos - OUT: Retrieved floating-point sign bit -///\param epos - OUT: Retrieved exponent bit-position -///\param esize - OUT: Retrieved size of exponent, in bits -///\param mpos - OUT: Retrieved mantissa bit-position -///\param msize - OUT: Retrieved size of mantissa, in bits -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType::getFields +///\brief Retrieves floating point datatype bit field information. +///\param spos - OUT: Retrieved floating-point sign bit +///\param epos - OUT: Retrieved exponent bit-position +///\param esize - OUT: Retrieved size of exponent, in bits +///\param mpos - OUT: Retrieved mantissa bit-position +///\param msize - OUT: Retrieved size of mantissa, in bits +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -void FloatType::getFields( size_t& spos, size_t& epos, size_t& esize, size_t& mpos, size_t& msize ) const +void FloatType::getFields(size_t& spos, size_t& epos, size_t& esize, size_t& mpos, size_t& msize) const { - herr_t ret_value = H5Tget_fields( id, &spos, &epos, &esize, &mpos, &msize ); - if( ret_value < 0 ) - { - throw DataTypeIException("FloatType::getFields", "H5Tget_fields failed"); - } + herr_t ret_value = H5Tget_fields(id, &spos, &epos, &esize, &mpos, &msize); + if(ret_value < 0) + { + throw DataTypeIException("FloatType::getFields", "H5Tget_fields failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType::setFields -///\brief Sets locations and sizes of floating point bit fields. -///\param spos - OUT: Sign position, i.e., the bit offset of the -/// floating-point sign bit. -///\param epos - OUT: Exponent bit position -///\param esize - OUT: Size of exponent, in bits -///\param mpos - OUT: Mantissa bit-position -///\param msize - OUT: Size of mantissa, in bits -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType::setFields +///\brief Sets locations and sizes of floating point bit fields. +///\param spos - OUT: Sign position, i.e., the bit offset of the +/// floating-point sign bit. +///\param epos - OUT: Exponent bit position +///\param esize - OUT: Size of exponent, in bits +///\param mpos - OUT: Mantissa bit-position +///\param msize - OUT: Size of mantissa, in bits +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -void FloatType::setFields( size_t spos, size_t epos, size_t esize, size_t mpos, size_t msize ) const +void FloatType::setFields(size_t spos, size_t epos, size_t esize, size_t mpos, size_t msize) const { - herr_t ret_value = H5Tset_fields( id, spos, epos, esize, mpos, msize ); - if( ret_value < 0 ) - { - throw DataTypeIException("FloatType::setFields", "H5Tset_fields failed"); - } + herr_t ret_value = H5Tset_fields(id, spos, epos, esize, mpos, msize); + if(ret_value < 0) + { + throw DataTypeIException("FloatType::setFields", "H5Tset_fields failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType::getEbias -///\brief Retrieves the exponent bias of a floating-point type. -///\return Exponent bias -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType::getEbias +///\brief Retrieves the exponent bias of a floating-point type. +///\return Exponent bias +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- size_t FloatType::getEbias() const { - size_t ebias = H5Tget_ebias( id ); - // Returns the bias if successful - if( ebias == 0 ) - { - throw DataTypeIException("FloatType::getEbias", "H5Tget_ebias failed - returned exponent bias as 0"); - } - return( ebias ); + size_t ebias = H5Tget_ebias(id); + // Returns the bias if successful + if(ebias == 0) + { + throw DataTypeIException("FloatType::getEbias", "H5Tget_ebias failed - returned exponent bias as 0"); + } + return(ebias); } //-------------------------------------------------------------------------- -// Function: FloatType::setEbias -///\brief Sets the exponent bias of a floating-point type. -///\param ebias - Exponent bias value -///\exception H5::DataTypeIException -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType::setEbias +///\brief Sets the exponent bias of a floating-point type. +///\param ebias - Exponent bias value +///\exception H5::DataTypeIException +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -void FloatType::setEbias( size_t ebias ) const +void FloatType::setEbias(size_t ebias) const { - herr_t ret_value = H5Tset_ebias( id, ebias ); - if( ret_value < 0 ) - { - throw DataTypeIException("FloatType::setEbias", "H5Tset_ebias failed"); - } + herr_t ret_value = H5Tset_ebias(id, ebias); + if(ret_value < 0) + { + throw DataTypeIException("FloatType::setEbias", "H5Tset_ebias failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType::getNorm -///\brief Retrieves mantissa normalization of a floating-point datatype. -///\param norm_string - OUT: Text string of the normalization type -///\return Valid normalization type, which can be: -/// \li \c H5T_NORM_IMPLIED (0) - MSB of mantissa is not stored -/// \li \c H5T_NORM_MSBSET (1) - MSB of mantissa is always 1 -/// \li \c H5T_NORM_NONE (2) - Mantissa is not normalized -///\exception H5::DataTypeIException +// Function: FloatType::getNorm +///\brief Retrieves mantissa normalization of a floating-point datatype. +///\param norm_string - OUT: Text string of the normalization type +///\return Valid normalization type, which can be: +/// \li \c H5T_NORM_IMPLIED (0) - MSB of mantissa is not stored +/// \li \c H5T_NORM_MSBSET (1) - MSB of mantissa is always 1 +/// \li \c H5T_NORM_NONE (2) - Mantissa is not normalized +///\exception H5::DataTypeIException ///\par Description -/// For your convenience, this function also provides the text -/// string of the returned normalization type, via parameter -/// \a norm_string. -// Programmer Binh-Minh Ribler - 2000 +/// For your convenience, this function also provides the text +/// string of the returned normalization type, via parameter +/// \a norm_string. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -H5T_norm_t FloatType::getNorm( H5std_string& norm_string ) const +H5T_norm_t FloatType::getNorm(H5std_string& norm_string) const { - H5T_norm_t norm = H5Tget_norm( id ); // C routine - // Returns a valid normalization type if successful - if( norm == H5T_NORM_ERROR ) - { - throw DataTypeIException("FloatType::getNorm", "H5Tget_norm failed - returned H5T_NORM_ERROR"); - } - if( norm == H5T_NORM_IMPLIED ) - norm_string = "H5T_NORM_IMPLIED (0)"; - else if( norm == H5T_NORM_MSBSET ) - norm_string = "H5T_NORM_MSBSET (1)"; - else if( norm == H5T_NORM_NONE ) - norm_string = "H5T_NORM_NONE (2)"; - return( norm ); + H5T_norm_t norm = H5Tget_norm(id); // C routine + // Returns a valid normalization type if successful + if(norm == H5T_NORM_ERROR) + { + throw DataTypeIException("FloatType::getNorm", "H5Tget_norm failed - returned H5T_NORM_ERROR"); + } + if(norm == H5T_NORM_IMPLIED) + norm_string = "H5T_NORM_IMPLIED (0)"; + else if(norm == H5T_NORM_MSBSET) + norm_string = "H5T_NORM_MSBSET (1)"; + else if(norm == H5T_NORM_NONE) + norm_string = "H5T_NORM_NONE (2)"; + return(norm); } //-------------------------------------------------------------------------- -// Function: FloatType::setNorm -///\brief Sets the mantissa normalization of a floating-point datatype. -///\param norm - IN: Mantissa normalization type -///\exception H5::DataTypeIException +// Function: FloatType::setNorm +///\brief Sets the mantissa normalization of a floating-point datatype. +///\param norm - IN: Mantissa normalization type +///\exception H5::DataTypeIException ///\par Description -/// Valid values for normalization type include: -/// \li \c H5T_NORM_IMPLIED (0) - MSB of mantissa is not stored -/// \li \c H5T_NORM_MSBSET (1) - MSB of mantissa is always 1 -/// \li \c H5T_NORM_NONE (2) - Mantissa is not normalized -// Programmer Binh-Minh Ribler - 2000 +/// Valid values for normalization type include: +/// \li \c H5T_NORM_IMPLIED (0) - MSB of mantissa is not stored +/// \li \c H5T_NORM_MSBSET (1) - MSB of mantissa is always 1 +/// \li \c H5T_NORM_NONE (2) - Mantissa is not normalized +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -void FloatType::setNorm( H5T_norm_t norm ) const +void FloatType::setNorm(H5T_norm_t norm) const { - herr_t ret_value = H5Tset_norm( id, norm ); - if( ret_value < 0 ) - { - throw DataTypeIException("FloatType::setNorm", "H5Tset_norm failed"); - } + herr_t ret_value = H5Tset_norm(id, norm); + if(ret_value < 0) + { + throw DataTypeIException("FloatType::setNorm", "H5Tset_norm failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType::getInpad -///\brief Retrieves the internal padding type for unused bits in -/// this floating-point datatypes. -///\return Internal padding type, which can be: -/// \li \c H5T_PAD_ZERO (0) - Set background to zeros -/// \li \c H5T_PAD_ONE (1) - Set background to ones -/// \li \c H5T_PAD_BACKGROUND (2) - Leave background alone -///\exception H5::DataTypeIException +// Function: FloatType::getInpad +///\brief Retrieves the internal padding type for unused bits in +/// this floating-point datatypes. +///\return Internal padding type, which can be: +/// \li \c H5T_PAD_ZERO (0) - Set background to zeros +/// \li \c H5T_PAD_ONE (1) - Set background to ones +/// \li \c H5T_PAD_BACKGROUND (2) - Leave background alone +///\exception H5::DataTypeIException ///\par Description -/// For your convenience, this function also provides the text -/// string of the returned internal padding type, via parameter -/// \a pad_string. -// Programmer Binh-Minh Ribler - 2000 +/// For your convenience, this function also provides the text +/// string of the returned internal padding type, via parameter +/// \a pad_string. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -H5T_pad_t FloatType::getInpad( H5std_string& pad_string ) const +H5T_pad_t FloatType::getInpad(H5std_string& pad_string) const { - H5T_pad_t pad_type = H5Tget_inpad( id ); - // Returns a valid padding type if successful - if( pad_type == H5T_PAD_ERROR ) - { - throw DataTypeIException("FloatType::getInpad", "H5Tget_inpad failed - returned H5T_PAD_ERROR"); - } - if( pad_type == H5T_PAD_ZERO ) - pad_string = "H5T_PAD_ZERO (0)"; - else if( pad_type == H5T_PAD_ONE ) - pad_string = "H5T_PAD_ONE (1)"; - else if( pad_type == H5T_PAD_BACKGROUND ) - pad_string = "H5T_PAD_BACKGROUD (2)"; - return( pad_type ); + H5T_pad_t pad_type = H5Tget_inpad(id); + // Returns a valid padding type if successful + if(pad_type == H5T_PAD_ERROR) + { + throw DataTypeIException("FloatType::getInpad", "H5Tget_inpad failed - returned H5T_PAD_ERROR"); + } + if(pad_type == H5T_PAD_ZERO) + pad_string = "H5T_PAD_ZERO (0)"; + else if(pad_type == H5T_PAD_ONE) + pad_string = "H5T_PAD_ONE (1)"; + else if(pad_type == H5T_PAD_BACKGROUND) + pad_string = "H5T_PAD_BACKGROUD (2)"; + return(pad_type); } //-------------------------------------------------------------------------- -// Function: FloatType::setInpad -///\brief Fills unused internal floating point bits. -///\param inpad - IN: Internal padding type -///\exception H5::DataTypeIException +// Function: FloatType::setInpad +///\brief Fills unused internal floating point bits. +///\param inpad - IN: Internal padding type +///\exception H5::DataTypeIException ///\par Description -/// If any internal bits of a floating point type are unused -/// (that is, those significant bits which are not part of the -/// sign, exponent, or mantissa), then they will be filled -/// according to the padding value provided by \a inpad. +/// If any internal bits of a floating point type are unused +/// (that is, those significant bits which are not part of the +/// sign, exponent, or mantissa), then they will be filled +/// according to the padding value provided by \a inpad. ///\par -/// Valid values for normalization type include: -/// \li \c H5T_PAD_ZERO (0) - Set background to zeros -/// \li \c H5T_PAD_ONE (1) - Set background to ones -/// \li \c H5T_PAD_BACKGROUND (2) - Leave background alone -// Programmer Binh-Minh Ribler - 2000 +/// Valid values for normalization type include: +/// \li \c H5T_PAD_ZERO (0) - Set background to zeros +/// \li \c H5T_PAD_ONE (1) - Set background to ones +/// \li \c H5T_PAD_BACKGROUND (2) - Leave background alone +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -void FloatType::setInpad( H5T_pad_t inpad ) const +void FloatType::setInpad(H5T_pad_t inpad) const { - herr_t ret_value = H5Tset_inpad( id, inpad ); - if( ret_value < 0 ) - { - throw DataTypeIException("FloatType::setInpad", "H5Tset_inpad failed"); - } + herr_t ret_value = H5Tset_inpad(id, inpad); + if(ret_value < 0) + { + throw DataTypeIException("FloatType::setInpad", "H5Tset_inpad failed"); + } } //-------------------------------------------------------------------------- -// Function: FloatType destructor -///\brief Noop destructor. -// Programmer Binh-Minh Ribler - 2000 +// Function: FloatType destructor +///\brief Noop destructor. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- FloatType::~FloatType() {} |