complex_trig.cpp File Reference

#include "stlport_prefix.h"
#include <complex>
#include <cfloat>
#include <cmath>

Include dependency graph for complex_trig.cpp:

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Functions
template<class _Tp >
static complex< _Tp >	sinT (const complex< _Tp > &z)
_STLP_DECLSPEC complex< float > _STLP_CALL	sin (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	sin (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	sin (const complex< long double > &z)
template<class _Tp >
static complex< _Tp >	cosT (const complex< _Tp > &z)
_STLP_DECLSPEC complex< float > _STLP_CALL	cos (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	cos (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	cos (const complex< long double > &z)
template<class _Tp >
static complex< _Tp >	tanT (const complex< _Tp > &z, const _Tp &Tp_limit)
_STLP_DECLSPEC complex< float > _STLP_CALL	tan (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	tan (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	tan (const complex< long double > &z)
template<class _Tp >
static complex< _Tp >	sinhT (const complex< _Tp > &z)
_STLP_DECLSPEC complex< float > _STLP_CALL	sinh (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	sinh (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	sinh (const complex< long double > &z)
template<class _Tp >
static complex< _Tp >	coshT (const complex< _Tp > &z)
_STLP_DECLSPEC complex< float > _STLP_CALL	cosh (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	cosh (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	cosh (const complex< long double > &z)
template<class _Tp >
static complex< _Tp >	tanhT (const complex< _Tp > &z, const _Tp &Tp_limit)
_STLP_DECLSPEC complex< float > _STLP_CALL	tanh (const complex< float > &z)
_STLP_DECLSPEC complex< double > _STLP_CALL	tanh (const complex< double > &z)
_STLP_DECLSPEC complex< long double > _STLP_CALL	tanh (const complex< long double > &z)

Variables
static _STLP_BEGIN_NAMESPACE const float	float_limit = ::log(FLT_MAX)
static const double	double_limit = ::log(DBL_MAX)
static const long double	ldouble_limit = ::log(LDBL_MAX)

Function Documentation

cos() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL cos

(

const complex< double > &

z

)

Definition at line 95 of file complex_trig.cpp.

{ return cosT(z); }

cos() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL cos

(

const complex< float > &

z

)

Definition at line 92 of file complex_trig.cpp.

{ return cosT(z); }

Referenced by coshT(), cosT(), sinhT(), sinT(), tanhT(), and tanT().

cos() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL cos

(

const complex< long double > &

z

)

Definition at line 99 of file complex_trig.cpp.

{ return cosT(z); }

cosh() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL cosh

(

const complex< double > &

z

)

Definition at line 159 of file complex_trig.cpp.

{ return coshT(z); }

cosh() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL cosh

(

const complex< float > &

z

)

Definition at line 156 of file complex_trig.cpp.

{ return coshT(z); }

Referenced by coshT(), cosT(), sinhT(), sinT(), tanhT(), and tanT().

cosh() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL cosh

(

const complex< long double > &

z

)

Definition at line 163 of file complex_trig.cpp.

{ return coshT(z); }

coshT()

template<class _Tp >

static complex< _Tp > coshT ( const complex< _Tp > &  z )

static

Definition at line 151 of file complex_trig.cpp.

                                                 {
  return complex<_Tp>(::cosh(z._M_re) * ::cos(z._M_im),
                      ::sinh(z._M_re) * ::sin(z._M_im));
}

Referenced by cosh().

cosT()

template<class _Tp >

static complex< _Tp > cosT ( const complex< _Tp > &  z )

static

Definition at line 87 of file complex_trig.cpp.

                                                {
  return complex<_Tp>(::cos(z._M_re) * ::cosh(z._M_im),
                     -::sin(z._M_re) * ::sinh(z._M_im));
}

Referenced by cos().

sin() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL sin

(

const complex< double > &

z

)

Definition at line 76 of file complex_trig.cpp.

{ return sinT(z); }

sin() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL sin

(

const complex< float > &

z

)

Definition at line 73 of file complex_trig.cpp.

{ return sinT(z); }

Referenced by coshT(), cosT(), sinhT(), sinT(), tanhT(), and tanT().

sin() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL sin

(

const complex< long double > &

z

)

Definition at line 80 of file complex_trig.cpp.

{ return sinT(z); }

sinh() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL sinh

(

const complex< double > &

z

)

Definition at line 140 of file complex_trig.cpp.

{ return sinhT(z); }

sinh() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL sinh

(

const complex< float > &

z

)

Definition at line 137 of file complex_trig.cpp.

{ return sinhT(z); }

Referenced by coshT(), cosT(), sinhT(), sinT(), tanhT(), and tanT().

sinh() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL sinh

(

const complex< long double > &

z

)

Definition at line 144 of file complex_trig.cpp.

{ return sinhT(z); }

sinhT()

template<class _Tp >

static complex< _Tp > sinhT ( const complex< _Tp > &  z )

static

Definition at line 132 of file complex_trig.cpp.

                                                 {
  return complex<_Tp>(::sinh(z._M_re) * ::cos(z._M_im),
                      ::cosh(z._M_re) * ::sin(z._M_im));
}

Referenced by sinh().

sinT()

template<class _Tp >

static complex< _Tp > sinT ( const complex< _Tp > &  z )

static

Definition at line 68 of file complex_trig.cpp.

                                                {
  return complex<_Tp>(::sin(z._M_re) * ::cosh(z._M_im),
                      ::cos(z._M_re) * ::sinh(z._M_im));
}

Referenced by sin().

tan() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL tan

(

const complex< double > &

z

)

Definition at line 121 of file complex_trig.cpp.

{ return tanT(z, double_limit); }

tan() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL tan

(

const complex< float > &

z

)

Definition at line 118 of file complex_trig.cpp.

{ return tanT(z, float_limit); }

tan() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL tan

(

const complex< long double > &

z

)

Definition at line 125 of file complex_trig.cpp.

{ return tanT(z, ldouble_limit); }

tanh() [1/3]

_STLP_DECLSPEC complex< double > _STLP_CALL tanh

(

const complex< double > &

z

)

Definition at line 184 of file complex_trig.cpp.

{ return tanhT(z, double_limit); }

tanh() [2/3]

_STLP_DECLSPEC complex< float > _STLP_CALL tanh

(

const complex< float > &

z

)

Definition at line 181 of file complex_trig.cpp.

{ return tanhT(z, float_limit); }

tanh() [3/3]

_STLP_DECLSPEC complex< long double > _STLP_CALL tanh

(

const complex< long double > &

z

)

Definition at line 188 of file complex_trig.cpp.

{ return tanhT(z, ldouble_limit); }

tanhT()

template<class _Tp >

static complex< _Tp > tanhT ( const complex< _Tp > &  z, const _Tp &  Tp_limit  )

static

Definition at line 170 of file complex_trig.cpp.

                                                                      {
  _Tp re2 = 2.f * z._M_re;
  _Tp im2 = 2.f * z._M_im;
  if (::abs(re2) > Tp_limit)
    return complex<_Tp>((re2 > 0 ? 1.f : -1.f), 0.f);
  else {
    _Tp den = ::cosh(re2) + ::cos(im2);
    return complex<_Tp>(::sinh(re2) / den, ::sin(im2) / den);
  }
}

Referenced by tanh().

tanT()

template<class _Tp >

static complex< _Tp > tanT ( const complex< _Tp > &  z, const _Tp &  Tp_limit  )

static

Definition at line 106 of file complex_trig.cpp.

                                                                     {
  _Tp re2 = 2.f * z._M_re;
  _Tp im2 = 2.f * z._M_im;
 
  if (::abs(im2) > Tp_limit)
    return complex<_Tp>(0.f, (im2 > 0 ? 1.f : -1.f));
  else {
    _Tp den = ::cos(re2) + ::cosh(im2);
    return complex<_Tp>(::sin(re2) / den, ::sinh(im2) / den);
  }
}

Referenced by tan().

Variable Documentation

double_limit

const double double_limit = ::log(DBL_MAX)

static

Definition at line 53 of file complex_trig.cpp.

Referenced by tan(), and tanh().

float_limit

_STLP_BEGIN_NAMESPACE const float float_limit = ::log(FLT_MAX)

static

Definition at line 52 of file complex_trig.cpp.

Referenced by tan(), and tanh().

ldouble_limit

const long double ldouble_limit = ::log(LDBL_MAX)

static

Definition at line 59 of file complex_trig.cpp.

Referenced by tan(), and tanh().