From 732324bb5569286f035eec8ad0d6923b3ad843ce Mon Sep 17 00:00:00 2001
From: n4hy
Date: Thu, 14 Dec 2006 03:31:45 +0000
Subject: Modified gr_pll_carriertracking to use gr_fast_atan2 rather than
 atan2

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@4079 221aa14e-8319-0410-a670-987f0aec2ac5
---
 gnuradio-core/src/lib/general/gr_pll_carriertracking_cc.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'gnuradio-core')

diff --git a/gnuradio-core/src/lib/general/gr_pll_carriertracking_cc.cc b/gnuradio-core/src/lib/general/gr_pll_carriertracking_cc.cc
index f40709b82..45d9bd940 100644
--- a/gnuradio-core/src/lib/general/gr_pll_carriertracking_cc.cc
+++ b/gnuradio-core/src/lib/general/gr_pll_carriertracking_cc.cc
@@ -28,6 +28,7 @@
 #include <gr_io_signature.h>
 #include <gr_sincos.h>
 #include <math.h>
+#include <gr_math.h>
 
 #define M_TWOPI (2*M_PI)
 
@@ -63,7 +64,8 @@ float
 gr_pll_carriertracking_cc::phase_detector(gr_complex sample,float ref_phase)
 {
   float sample_phase;
-  sample_phase = atan2(sample.imag(),sample.real());
+  //  sample_phase = atan2(sample.imag(),sample.real());
+  sample_phase = gr_fast_atan2f(sample.imag(),sample.real());
   return mod_2pi(sample_phase-ref_phase);
 }
 
-- 
cgit