Adding accessor functions to set alpha and beta gains for the FLL.

3 files changed, 16 insertions, 2 deletions

diff --git a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.cc b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.cc
index 5ed9cf5f5..156ad278a 100644
--- a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.cc
+++ b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.cc
@@ -130,7 +130,7 @@ gr_fll_band_edge_cc::work (int noutput_items,
     error = out_lower - out_upper;
 
     d_freq = d_freq + d_beta * error;
-    d_phase = d_phase + d_freq + d_alpha * error;
+    d_phase = d_phase + d_freq; // + d_alpha * error;
 
     if(d_phase > M_PI)
       d_phase -= M_TWOPI;
diff --git a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.h b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.h
index ca268859a..feb5e0a77 100644
--- a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.h
+++ b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.h
@@ -78,7 +78,19 @@ public:
    * Resets the filter taps with the new prototype filter
    * \param taps    (vector/list of gr_complex) The band-edge filter
    */
-   void set_taps (const std::vector<gr_complex> &taps);
+  void set_taps (const std::vector<gr_complex> &taps);
+
+  /*!
+   * Set the alpha gainvalue
+   * \param alpha    (float) new gain value
+   */
+  void set_alpha(float alpha) { d_alpha = alpha; }
+
+  /*!
+   * Set the beta gain value
+   * \param beta    (float) new gain value
+   */
+  void set_beta(float beta) { d_beta = beta; }
 
   /*!
    * Print the taps to screen.
diff --git a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.i b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.i
index 9891d1405..13714951b 100644
--- a/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.i
+++ b/gnuradio-core/src/lib/general/gr_fll_band_edge_cc.i
@@ -35,4 +35,6 @@ class gr_fll_band_edge_cc : public gr_sync_block
   ~gr_fll_band_edge_cc ();
 
   void set_taps (const std::vector<gr_complex> &taps);
+  void set_alpha (float alpha);
+  void set_beta (float beta);
 };