From cd05791ac1f8a844517add54f005d019b201ebcd Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Tue, 19 Oct 2010 01:21:34 -0700 Subject: uhd: made ticks signed in time spec, fixed full secs implementation, added unit tests --- host/lib/types.cpp | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) (limited to 'host/lib/types.cpp') diff --git a/host/lib/types.cpp b/host/lib/types.cpp index f957cd83f..6aa82b012 100644 --- a/host/lib/types.cpp +++ b/host/lib/types.cpp @@ -124,14 +124,14 @@ time_spec_t::time_spec_t(time_t full_secs, double frac_secs): /* NOP */ } -time_spec_t::time_spec_t(time_t full_secs, size_t tick_count, double tick_rate): +time_spec_t::time_spec_t(time_t full_secs, long tick_count, double tick_rate): _full_secs(full_secs), _frac_secs(double(tick_count)/tick_rate) { /* NOP */ } -size_t time_spec_t::get_tick_count(double tick_rate) const{ +long time_spec_t::get_tick_count(double tick_rate) const{ return boost::math::iround(this->get_frac_secs()*tick_rate); } @@ -140,7 +140,9 @@ double time_spec_t::get_real_secs(void) const{ } time_t time_spec_t::get_full_secs(void) const{ - return this->_full_secs + time_t(std::floor(this->_frac_secs)); + double intpart; + std::modf(this->_frac_secs, &intpart); + return this->_full_secs + time_t(intpart); } double time_spec_t::get_frac_secs(void) const{ @@ -160,13 +162,18 @@ time_spec_t &time_spec_t::operator-=(const time_spec_t &rhs){ } bool uhd::operator==(const time_spec_t &lhs, const time_spec_t &rhs){ - return lhs.get_full_secs() == rhs.get_full_secs() and lhs.get_frac_secs() == rhs.get_frac_secs(); + return + lhs.get_full_secs() == rhs.get_full_secs() and + lhs.get_frac_secs() == rhs.get_frac_secs() + ; } bool uhd::operator<(const time_spec_t &lhs, const time_spec_t &rhs){ - if (lhs.get_full_secs() < rhs.get_full_secs()) return true; - if (lhs.get_full_secs() > rhs.get_full_secs()) return false; - return lhs.get_frac_secs() < rhs.get_frac_secs(); + return ( + (lhs.get_full_secs() < rhs.get_full_secs()) or ( + (lhs.get_full_secs() == rhs.get_full_secs()) and + (lhs.get_frac_secs() < rhs.get_frac_secs()) + )); } /*********************************************************************** -- cgit v1.2.3