copysign()

mpreal mpfr::copysign ( const mpreal & x, const mpreal & y, mp_rnd_t rnd_mode = mpreal::get_default_rnd() )

inline

Definition at line 2135 of file mpreal.h.

{
    mpreal rop(0, mpfr_get_prec(x.mpfr_ptr()));
    mpfr_setsign(rop.mpfr_ptr(), x.mpfr_srcptr(), mpfr_signbit(y.mpfr_srcptr()), rnd_mode);
    return rop;
}

References copysign(), mpfr::mpreal::get_default_rnd(), mpfr::mpreal::mpfr_ptr(), mpfr::mpreal::mpfr_srcptr(), and x.

Referenced by copysign(), and mpfr::mpreal::mod.