TSMatrix< T > Class Template Reference

#include <matrix.h>

Inheritance diagram for TSMatrix< T >:

Collaboration diagram for TSMatrix< T >:

Public Types
typedef T *	Tptr
typedef T	value_type
typedef T	element_type
typedef T aligned_value_type	TALIGN (MIN_ALIGN2)

Public Member Functions
void	detach (TMatrix< T > *=0)
T *	getvec () const
T *	getendvec () const
T &	getfac ()
const T &	getfac () const
	TSMatrix ()
	~TSMatrix ()
	dim (tm.dim)
	row (tm.row)
	col (tm.col)
	mat (tm.mat)
	endvec (tm.endvec)
	fac (f)
	mut (true)
	dim (m.dim)
	row (m.row)
	col (m.col)
	mat (m.mat)
	endvec (m.endvec)
	fac (f)
	mut (false)
	TSMatrix (const TSMatrix< T > &ts)
T	operator() (const unsigned int r, const unsigned int c) HOT
TSMatrix< T > &	eval (TMatrix< T > *=0)
TSMatrix< T > &	operator= (const TSMatrix< T > &ts)
TSMatrix< T > &	operator= (const TMatrix< T > &tm)
TSMatrix< T > &	operator*= (const T &f)
TSMatrix< T > &	operator/= (const T &f)
TSMatrix< T > &	operator* (const T &f)
TSMatrix< T > &	operator/ (const T &f)
TSMatrix< T > &	operator- ()
TMatrix< T >	operator+ (const Matrix< T > &)
TMatrix< T >	operator+ (const TMatrix< T > &)
TMatrix< T >	operator+ (TSMatrix< T >)
TMatrix< T >	operator+ (const T &)
TMatrix< T >	operator- (const Matrix< T > &)
TMatrix< T >	operator- (const TMatrix< T > &)
TMatrix< T >	operator- (TSMatrix< T >)
TMatrix< T >	operator- (const T &)
TMatrix< T >	operator* (const Matrix< T > &m)
TMatrix< T >	operator* (TMatrix< T > tm)
TVector< T >	operator* (const Vector< T > &v)
TVector< T >	operator* (TVector< T > tv)
bool	operator== (const Matrix< T > &)
bool	operator!= (const Matrix< T > &m)
bool	operator== (TSMatrix< T > &)
bool	operator!= (TSMatrix< T > &ts)
bool	operator== (TMatrix< T > &tm)
bool	operator!= (TMatrix< T > &tm)
double	fabssqr ()
double	fabs ()
unsigned long	size () const
Public Member Functions inherited from Matrix_Sig< T >
	Matrix_Sig ()
	~Matrix_Sig ()
tbci_traits< T >::const_refval_type	operator() (const unsigned, const unsigned) const
	ro access More...
T &	operator() (const unsigned, const unsigned)
	rw access More...
Matrix_Sig< T > &	fill (const T &)
Matrix_Sig< T > &	setunit (const T &=(T) 1)
Matrix_Sig< T > &	clear ()
TVector< T >	operator* (const Vector_Sig< T > &) const
TVector< T >	transMult (const Vector_Sig< T > &) const
unsigned int	rows () const
unsigned int	columns () const

Static Public Member Functions
static const char *	mat_info ()
Static Public Member Functions inherited from Matrix_Sig< T >
static const char *	mat_info ()

Public Attributes
	__pad0__: vec(tm.vec)
	__pad1__: vec(m.vec)

Protected Member Functions
T fac	ALIGN (MIN_ALIGN2)
void	real_destroy ()
void	clone (bool=false, TMatrix< T > *=0)

Protected Attributes
T *	vec
unsigned long	dim
unsigned int	row
unsigned int	col
T **	mat
T *	endvec
bool	mut

Friends
class	TMatrix< T >
class	Matrix< T >
NOINST TSMatrix< T > FRIEND_TBCI__	operator*FGD (const T &, TSMatrix< T >)
NOINST TMatrix< T > FRIEND_TBCI__	operator+FGD (const T &, const TSMatrix< T > &)
NOINST TMatrix< T > FRIEND_TBCI__	operator-FGD (const T &, const TSMatrix< T > &)

Detailed Description

template<typename T>
class TSMatrix< T >

Temporary object for scaled Matrices

Definition at line 74 of file matrix.h.

Member Typedef Documentation

template<typename T>

typedef T TSMatrix< T >::element_type

Definition at line 1143 of file matrix.h.

template<typename T>

typedef T aligned_value_type TSMatrix< T >::TALIGN(MIN_ALIGN2)

Definition at line 1144 of file matrix.h.

template<typename T>

typedef T* TSMatrix< T >::Tptr

Definition at line 1136 of file matrix.h.

template<typename T>

typedef T TSMatrix< T >::value_type

Definition at line 1142 of file matrix.h.

Constructor & Destructor Documentation

template<typename T>

TSMatrix< T >::TSMatrix ( )

inline

Definition at line 1153 of file matrix.h.

template<typename T>

TSMatrix< T >::~TSMatrix ( )

inline

Definition at line 1155 of file matrix.h.

template<typename T>

TSMatrix< T >::TSMatrix ( const TSMatrix< T > &  ts )

inline

Definition at line 1163 of file matrix.h.

Member Function Documentation

template<typename T>

T fac TSMatrix< T >::ALIGN ( MIN_ALIGN2  )

protected

template<typename T >

void TSMatrix< T >::clone ( bool  evl = false, TMatrix< T > *  tm = 0  )

protected

Definition at line 1260 of file matrix.h.

References detach(), TMatrix< T >::dim, fac, LIKELY, TMatrix< T >::mat, TMatrix< T >::row, STD_SMP_TEMPLATE3VC, T, TBCICOPY, TBCIDELETE, and TMatrix< T >::vec.

template<typename T>

TSMatrix< T >::col

(

tm.

col

)

template<typename T>

TSMatrix< T >::col

(

m.

col

)

template<typename T >

void TSMatrix< T >::detach ( TMatrix< T > *  tm = 0 )

inline

Definition at line 1239 of file matrix.h.

References TMatrix< T >::col, TMatrix< T >::dim, TMatrix< T >::endvec, LIKELY, TMatrix< T >::mat, NEW, REGISTER, TMatrix< T >::row, T, TBCIDELETE, and TMatrix< T >::vec.

Referenced by ediv(), TSMatrix< T >::operator+(), operator+(), Matrix< T >::operator+(), TSMatrix< T >::operator-(), operator-(), and Matrix< T >::operator-().

template<typename T>

TSMatrix< T >::dim

(

tm.

dim

)

template<typename T>

TSMatrix< T >::dim

(

m.

dim

)

template<typename T>

TSMatrix< T >::endvec

(

tm.

endvec

)

template<typename T>

TSMatrix< T >::endvec

(

m.

endvec

)

template<typename T >

TSMatrix< T > & TSMatrix< T >::eval ( TMatrix< T > *  tm = 0 )

inline

Definition at line 1280 of file matrix.h.

References TMatrix< T >::dim, fac, STD_SMP_TEMPLATE2C, T, and TMatrix< T >::vec.

Referenced by TMatrix< T >::operator=(), and TMatrix< T >::TMatrix().

template<typename T>

double TSMatrix< T >::fabs ( )

inline

Definition at line 1225 of file matrix.h.

References TSMatrix< T >::fabssqr(), GLBL__, MATH__, and std::sqrt().

template<typename T >

double TSMatrix< T >::fabssqr

(

)

Definition at line 1530 of file matrix.h.

References TMatrix< T >::dim, do_exactsum(), TBCI::fabssqr(), fac, GLBL2__, TMatrix< T >::real_destroy(), res, TBCI__, and TMatrix< T >::vec.

Referenced by TSMatrix< T >::fabs(), and fabssqr().

template<typename T>

TSMatrix< T >::fac

(

f

)

Referenced by TSMatrix< T >::getfac(), TSMatrix< T >::operator()(), TSMatrix< T >::operator*(), Matrix< T >::operator*(), TSMatrix< T >::operator*=(), TMatrix< T >::operator+(), TSMatrix< T >::operator+(), Matrix< T >::operator+(), TMatrix< T >::operator+=(), TMatrix< T >::operator-(), TSMatrix< T >::operator-(), Matrix< T >::operator-(), TMatrix< T >::operator-=(), TSMatrix< T >::operator/(), TSMatrix< T >::operator/=(), TSMatrix< T >::operator=(), TMatrix< T >::operator==(), TSMatrix< T >::operator==(), and Matrix< T >::operator==().

template<typename T>

TSMatrix< T >::fac

(

f

)

template<typename T>

T* TSMatrix< T >::getendvec ( ) const

inline

Definition at line 1148 of file matrix.h.

References TSMatrix< T >::endvec.

template<typename T>

T& TSMatrix< T >::getfac ( )

inline

Definition at line 1149 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T>

const T& TSMatrix< T >::getfac ( ) const

inline

Definition at line 1150 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T>

T* TSMatrix< T >::getvec ( ) const

inline

Definition at line 1147 of file matrix.h.

References TSMatrix< T >::vec.

template<typename T>

TSMatrix< T >::mat

(

tm.

mat

)

template<typename T>

TSMatrix< T >::mat

(

m.

mat

)

template<typename T>

static const char* TSMatrix< T >::mat_info ( )

inlinestatic

Definition at line 1168 of file matrix.h.

template<typename T>

TSMatrix< T >::mut ( true  )

inline

Definition at line 1159 of file matrix.h.

template<typename T>

TSMatrix< T >::mut ( false  )

inline

Definition at line 1162 of file matrix.h.

template<typename T>

bool TSMatrix< T >::operator!= ( const Matrix< T > &  m )

inline

Definition at line 1216 of file matrix.h.

template<typename T>

bool TSMatrix< T >::operator!= ( TSMatrix< T > &  ts )

inline

Definition at line 1219 of file matrix.h.

References ts.

template<typename T>

bool TSMatrix< T >::operator!= ( TMatrix< T > &  tm )

inline

Definition at line 1222 of file matrix.h.

template<typename T>

T TSMatrix< T >::operator() ( const unsigned int  r, const unsigned int  c  )

inline

Definition at line 1170 of file matrix.h.

References c, TSMatrix< T >::fac(), TSMatrix< T >::mat, TSMatrix< T >::real_destroy(), and T.

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator* ( const T &  f )

inline

Definition at line 1187 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T >

TMatrix< T > TSMatrix< T >::operator*

(

const Matrix< T > &

m

)

Definition at line 1400 of file matrix.h.

References ALIGN, BCHK, c, TMatrix< T >::col, fac, i, TMatrix< T >::mat, MIN_ALIGN2, TMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, and T.

template<typename T >

TMatrix< T > TSMatrix< T >::operator*

(

TMatrix< T >

tm

)

Definition at line 1418 of file matrix.h.

References ALIGN, BCHK, c, TMatrix< T >::col, fac, TMatrix< T >::get(), i, TMatrix< T >::mark_destroy(), TMatrix< T >::mat, MIN_ALIGN2, TMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, and T.

template<typename T >

TVector< T > TSMatrix< T >::operator*

(

const Vector< T > &

v

)

Definition at line 1436 of file matrix.h.

References ALIGN3, BCHK, c, TMatrix< T >::col, fac, TMatrix< T >::mat, MIN_ALIGN2, TMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, TVector< T >::set(), TVector< T >::size(), T, and v.

template<typename T >

TVector< T > TSMatrix< T >::operator*

(

TVector< T >

tv

)

Definition at line 1451 of file matrix.h.

References ALIGN3, BCHK, c, TMatrix< T >::col, BVector< T >::destroy(), fac, TVector< T >::get(), TMatrix< T >::mat, MIN_ALIGN2, TMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, TVector< T >::set(), TVector< T >::size(), and T.

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator*= ( const T &  f )

inline

Definition at line 1185 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T >

TMatrix< T > TSMatrix< T >::operator+ ( const Matrix< T > &  m )

inline

Definition at line 1295 of file matrix.h.

References BCHK, TMatrix< T >::col, TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), TMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE4V, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator+ ( const TMatrix< T > &  tm )

inline

Definition at line 1312 of file matrix.h.

References BCHK, TMatrix< T >::col, TMatrix< T >::dim, fac, TMatrix< T >::real_destroy(), TMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE3VC, and TMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator+ ( TSMatrix< T >  ts )

inline

Definition at line 1327 of file matrix.h.

References BCHK, TMatrix< T >::col, TSMatrix< T >::col, TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), LIKELY, TSMatrix< T >::mut, TMatrix< T >::real_destroy(), TSMatrix< T >::real_destroy(), TMatrix< T >::row, TSMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE5, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator+ ( const T &  a )

inline

Definition at line 1365 of file matrix.h.

References TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), STD_SMP_TEMPLATE4C, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator- ( )

inline

Definition at line 1192 of file matrix.h.

References TSMatrix< T >::fac(), and T.

template<typename T >

TMatrix< T > TSMatrix< T >::operator- ( const Matrix< T > &  m )

inline

Definition at line 1303 of file matrix.h.

References BCHK, TMatrix< T >::col, TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), TMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE4V, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator- ( const TMatrix< T > &  tm )

inline

Definition at line 1319 of file matrix.h.

References BCHK, TMatrix< T >::col, TMatrix< T >::dim, fac, TMatrix< T >::real_destroy(), TMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE3VC, and TMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator- ( TSMatrix< T >  ts )

inline

Definition at line 1346 of file matrix.h.

References BCHK, TMatrix< T >::col, TSMatrix< T >::col, TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), LIKELY, TSMatrix< T >::mut, TMatrix< T >::real_destroy(), TSMatrix< T >::real_destroy(), TMatrix< T >::row, TSMatrix< T >::row, TMatrix< T >::size(), STD_SMP_TEMPLATE5, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T >

TMatrix< T > TSMatrix< T >::operator- ( const T &  a )

inline

Definition at line 1373 of file matrix.h.

References TSMatrix< T >::detach(), TMatrix< T >::dim, fac, TSMatrix< T >::fac(), STD_SMP_TEMPLATE4C, T, ts, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator/ ( const T &  f )

inline

Definition at line 1188 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator/= ( const T &  f )

inline

Definition at line 1186 of file matrix.h.

References TSMatrix< T >::fac().

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator= ( const TSMatrix< T > &  ts )

inline

Definition at line 1176 of file matrix.h.

References TSMatrix< T >::col, TSMatrix< T >::dim, TSMatrix< T >::endvec, TSMatrix< T >::fac(), TSMatrix< T >::mat, TSMatrix< T >::mut, TSMatrix< T >::real_destroy(), TSMatrix< T >::row, and TSMatrix< T >::vec.

template<typename T>

TSMatrix<T>& TSMatrix< T >::operator= ( const TMatrix< T > &  tm )

inline

Definition at line 1180 of file matrix.h.

References TMatrix< T >::col, TSMatrix< T >::col, TMatrix< T >::dim, TSMatrix< T >::dim, TMatrix< T >::endvec, TSMatrix< T >::endvec, TSMatrix< T >::fac(), TMatrix< T >::mat, TSMatrix< T >::mat, TSMatrix< T >::mut, TSMatrix< T >::real_destroy(), TMatrix< T >::row, TSMatrix< T >::row, T, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T >

bool TSMatrix< T >::operator==

(

const Matrix< T > &

m

)

Definition at line 1467 of file matrix.h.

References TMatrix< T >::col, TMatrix< T >::dim, TMatrix< T >::endvec, fac, LIKELY, TMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, T, TBCICOMP, UNLIKELY, and TMatrix< T >::vec.

template<typename T >

bool TSMatrix< T >::operator==

(

TSMatrix< T > &

ts

)

Definition at line 1493 of file matrix.h.

References TMatrix< T >::col, TSMatrix< T >::col, TMatrix< T >::dim, TMatrix< T >::endvec, fac, TSMatrix< T >::fac(), LIKELY, TMatrix< T >::real_destroy(), TSMatrix< T >::real_destroy(), REGISTER, TMatrix< T >::row, TSMatrix< T >::row, T, TBCICOMP, UNLIKELY, TMatrix< T >::vec, and TSMatrix< T >::vec.

template<typename T>

bool TSMatrix< T >::operator== ( TMatrix< T > &  tm )

inline

Definition at line 1221 of file matrix.h.

template<typename T >

void TSMatrix< T >::real_destroy ( )

inlineprotected

Definition at line 1231 of file matrix.h.

References TMatrix< T >::dim, LIKELY, TMatrix< T >::mat, TMatrix< T >::row, T, TBCIDELETE, and TMatrix< T >::vec.

Referenced by TSMatrix< T >::operator()(), Matrix< T >::operator*(), TMatrix< T >::operator+(), TSMatrix< T >::operator+(), Matrix< T >::operator+(), TMatrix< T >::operator+=(), TMatrix< T >::operator-(), TSMatrix< T >::operator-(), Matrix< T >::operator-(), TMatrix< T >::operator-=(), TSMatrix< T >::operator=(), TMatrix< T >::operator==(), TSMatrix< T >::operator==(), and Matrix< T >::operator==().

template<typename T>

TSMatrix< T >::row

(

tm.

row

)

template<typename T>

TSMatrix< T >::row

(

m.

row

)

template<typename T>

unsigned long TSMatrix< T >::size ( ) const

inline

Definition at line 1227 of file matrix.h.

References TSMatrix< T >::dim.

Referenced by bvfillm(), Matrix< T >::operator+(), and Matrix< T >::operator-().

Friends And Related Function Documentation

template<typename T>

friend class Matrix< T >

friend

Definition at line 1140 of file matrix.h.

template<typename T>

NOINST TSMatrix<T> FRIEND_TBCI__ operator*FGD ( const T &  , TSMatrix< T >    )

friend

template<typename T>

NOINST TMatrix<T> FRIEND_TBCI__ operator+FGD ( const T &  , const TSMatrix< T > &    )

friend

template<typename T>

NOINST TMatrix<T> FRIEND_TBCI__ operator-FGD ( const T &  , const TSMatrix< T > &    )

friend

template<typename T>

friend class TMatrix< T >

friend

Definition at line 1139 of file matrix.h.

Member Data Documentation

template<typename T>

TSMatrix< T >::__pad0__

Definition at line 1158 of file matrix.h.

template<typename T>

TSMatrix< T >::__pad1__

Definition at line 1161 of file matrix.h.

template<typename T>

unsigned int TSMatrix< T >::col

protected

Definition at line 1123 of file matrix.h.

Referenced by Matrix< T >::div_row(), Matrix< T >::div_rows(), Matrix< T >::mult_row(), Matrix< T >::mult_rows(), Matrix< T >::operator()(), Matrix< T >::operator*(), TMatrix< T >::operator+(), TSMatrix< T >::operator+(), Matrix< T >::operator+(), TMatrix< T >::operator+=(), TMatrix< T >::operator-(), TSMatrix< T >::operator-(), Matrix< T >::operator-(), TMatrix< T >::operator-=(), TMatrix< T >::operator=(), TSMatrix< T >::operator=(), TMatrix< T >::operator==(), TSMatrix< T >::operator==(), Matrix< T >::operator==(), TMatrix< T >::swap(), and Matrix< T >::transMult().

template<typename T>

unsigned long TSMatrix< T >::dim

protected

Definition at line 1122 of file matrix.h.

Referenced by Matrix< T >::fabssqr(), Matrix< T >::operator*=(), Matrix< T >::operator+(), Matrix< T >::operator-(), Matrix< T >::operator/=(), TMatrix< T >::operator=(), TSMatrix< T >::operator=(), Matrix< T >::operator==(), TSMatrix< T >::size(), and TMatrix< T >::swap().

template<typename T>

T* TSMatrix< T >::endvec

protected

Definition at line 1125 of file matrix.h.

Referenced by TSMatrix< T >::getendvec(), TSMatrix< T >::operator=(), Matrix< T >::operator==(), TMatrix< T >::swap(), and TMatrix< T >::TMatrix().

template<typename T>

T** TSMatrix< T >::mat

protected

Definition at line 1124 of file matrix.h.

Referenced by TSMatrix< T >::operator()(), Matrix< T >::operator()(), Matrix< T >::operator*(), TSMatrix< T >::operator=(), TMatrix< T >::swap(), and TMatrix< T >::TMatrix().

template<typename T>

bool TSMatrix< T >::mut

protected

Definition at line 1127 of file matrix.h.

Referenced by TSMatrix< T >::operator+(), TSMatrix< T >::operator-(), TSMatrix< T >::operator=(), and TMatrix< T >::TMatrix().

template<typename T>

unsigned int TSMatrix< T >::row

protected

Definition at line 1123 of file matrix.h.

Referenced by Matrix< T >::div_row(), Matrix< T >::div_rows(), Matrix< T >::mult_row(), Matrix< T >::mult_rows(), Matrix< T >::operator()(), Matrix< T >::operator*(), TMatrix< T >::operator+(), TSMatrix< T >::operator+(), Matrix< T >::operator+(), TMatrix< T >::operator+=(), TMatrix< T >::operator-(), TSMatrix< T >::operator-(), Matrix< T >::operator-(), TMatrix< T >::operator-=(), TMatrix< T >::operator=(), TSMatrix< T >::operator=(), TMatrix< T >::operator==(), TSMatrix< T >::operator==(), Matrix< T >::operator==(), TMatrix< T >::swap(), and Matrix< T >::transMult().

template<typename T>

T* TSMatrix< T >::vec

protected

Definition at line 1121 of file matrix.h.

Referenced by Matrix< T >::fabssqr(), TSMatrix< T >::getvec(), Matrix< T >::operator*(), Matrix< T >::operator*=(), TMatrix< T >::operator+(), TSMatrix< T >::operator+(), Matrix< T >::operator+(), TMatrix< T >::operator+=(), TMatrix< T >::operator-(), TSMatrix< T >::operator-(), Matrix< T >::operator-(), TMatrix< T >::operator-=(), Matrix< T >::operator/=(), TSMatrix< T >::operator=(), TMatrix< T >::operator==(), TSMatrix< T >::operator==(), Matrix< T >::operator==(), TMatrix< T >::swap(), and TMatrix< T >::TMatrix().

---

The documentation for this class was generated from the following file:

• matrix.h