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authorJosh Blum <josh@joshknows.com>2013-04-12 13:41:23 -0700
committerJosh Blum <josh@joshknows.com>2013-04-12 13:41:23 -0700
commitcb2473917665903ee5756aba88daf8d59f8ba137 (patch)
tree38a2bb2ff7922d13964747350b29aabf3d6944d2 /host/lib/types
parentf01d1a28e2adec61828793c59e3f83817b7f1882 (diff)
parentf1108bd25a369a83ef8227c7564e812d4e27f369 (diff)
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Merge branch 'maint'
Conflicts: host/tests/time_spec_test.cpp
Diffstat (limited to 'host/lib/types')
-rw-r--r--host/lib/types/time_spec.cpp14
1 files changed, 8 insertions, 6 deletions
diff --git a/host/lib/types/time_spec.cpp b/host/lib/types/time_spec.cpp
index ec939e52e..2fce841be 100644
--- a/host/lib/types/time_spec.cpp
+++ b/host/lib/types/time_spec.cpp
@@ -1,5 +1,5 @@
//
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2013 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
@@ -16,7 +16,6 @@
//
#include <uhd/types/time_spec.hpp>
-#include <inttypes.h> //imaxdiv, intmax_t
using namespace uhd;
@@ -101,8 +100,9 @@ time_spec_t::time_spec_t(time_t full_secs, long tick_count, double tick_rate){
}
time_spec_t time_spec_t::from_ticks(long long ticks, double tick_rate){
- const imaxdiv_t divres = imaxdiv(ticks, fast_llround(tick_rate));
- return time_spec_t(time_t(divres.quot), double(divres.rem)/tick_rate);
+ const time_t secs_full = time_t(ticks/tick_rate);
+ const double ticks_error = ticks - (secs_full*tick_rate);
+ return time_spec_t(secs_full, ticks_error/tick_rate);
}
/***********************************************************************
@@ -113,8 +113,10 @@ long time_spec_t::get_tick_count(double tick_rate) const{
}
long long time_spec_t::to_ticks(double tick_rate) const{
- return fast_llround(this->get_frac_secs()*tick_rate) + \
- (this->get_full_secs() * fast_llround(tick_rate));
+ const long long ticks_full = this->get_full_secs()*fast_llround(tick_rate);
+ const double secs_error = this->get_full_secs() - (ticks_full/tick_rate);
+ const double secs_frac = this->get_frac_secs() + secs_error;
+ return ticks_full + fast_llround(secs_frac*tick_rate);
}
double time_spec_t::get_real_secs(void) const{