From 0c6fbdfe3738e2d15b369fbd28d51ee0115628f9 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Mon, 14 Jun 2010 10:44:50 -0700 Subject: work on algorithms and documentation --- host/lib/usrp/tune_helper.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'host/lib/usrp') diff --git a/host/lib/usrp/tune_helper.cpp b/host/lib/usrp/tune_helper.cpp index a7d695b4e..082c39f6d 100644 --- a/host/lib/usrp/tune_helper.cpp +++ b/host/lib/usrp/tune_helper.cpp @@ -46,7 +46,7 @@ static tune_result_t tune_xx_subdev_and_dxc( // Calculate the DDC setting that will downconvert the baseband from the // daughterboard to our target frequency. double delta_freq = target_freq - actual_inter_freq; - double delta_sign = std::signum(delta_freq); + int delta_sign = std::signum(delta_freq); delta_freq *= delta_sign; delta_freq = std::fmod(delta_freq, dxc_sample_rate); bool inverted = delta_freq > dxc_sample_rate/2.0; -- cgit v1.2.3