diff options
Diffstat (limited to 'libstdc++-v3/include/bits/sf_trig.tcc')
| -rw-r--r-- | libstdc++-v3/include/bits/sf_trig.tcc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libstdc++-v3/include/bits/sf_trig.tcc b/libstdc++-v3/include/bits/sf_trig.tcc index bae66db13d7..841c55faeee 100644 --- a/libstdc++-v3/include/bits/sf_trig.tcc +++ b/libstdc++-v3/include/bits/sf_trig.tcc @@ -401,6 +401,18 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION __rho * __sc.__sin_v); } + /** + * Reperiodized complex constructor. + */ + template<typename _Tp> + inline std::complex<_Tp> + __polar_pi(_Tp __rho, const std::complex<_Tp>& __phi_pi) + { + __gnu_cxx::__sincos_t<_Tp> __sc = __sincos_pi(__phi_pi); + return std::complex<_Tp>(__rho * __sc.__cos_v, + __rho * __sc.__sin_v); + } + _GLIBCXX_END_NAMESPACE_VERSION } // namespace __detail } // namespace std |