commit-gnuradio
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Commit-gnuradio] r3594 - in gnuradio/branches/developers/trondeau/digit


From: trondeau
Subject: [Commit-gnuradio] r3594 - in gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src: lib/general python/gnuradio/blksimpl python/gnuradio/gr
Date: Wed, 20 Sep 2006 22:44:48 -0600 (MDT)

Author: trondeau
Date: 2006-09-20 22:44:48 -0600 (Wed, 20 Sep 2006)
New Revision: 3594

Added:
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.cc
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.cc
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/gr/qa_agc.py
Removed:
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.i
Modified:
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/Makefile.am
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/general.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.cc
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.cc
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.h
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.i
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dbpsk.py
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dqpsk.py
   
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/gmsk.py
Log:
new agc codes; agc with attack and decay rates for both complex and floating 
point; qa code to test four agcs (probably need tweaking)

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/Makefile.am
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/Makefile.am
 2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/Makefile.am
 2006-09-21 04:44:48 UTC (rev 3594)
@@ -93,8 +93,10 @@
 
 libgeneral_la_SOURCES =                \
        $(GENERATED_CC)                 \
+       gr_agc_ff.cc                    \
        gr_agc_cc.cc                    \
-       gr_agc_ff.cc                    \
+       gr_agc2_ff.cc                   \
+       gr_agc2_cc.cc                   \
        gr_align_on_samplenumbers_ss.cc \
        gr_binary_slicer_fb.cc          \
        gr_bytes_to_syms.cc             \
@@ -213,6 +215,8 @@
        $(GENERATED_H)                  \
        gr_agc_cc.h                     \
        gr_agc_ff.h                     \
+       gr_agc2_cc.h                    \
+       gr_agc2_ff.h                    \
        gr_align_on_samplenumbers_ss.h  \
        gr_binary_slicer_fb.h           \
        gr_bytes_to_syms.h              \
@@ -315,8 +319,10 @@
        gr_vector_to_stream.h           \
        gr_vector_to_streams.h          \
        gri_add_const_ss.h              \
-       gri_agc.h                       \
+       gri_agc_ff.h                    \
        gri_agc_cc.h                    \
+       gri_agc2_ff.h                   \
+       gri_agc2_cc.h                   \
        gri_char_to_float.h             \
        gri_debugger_hook.h             \
        gri_fft.h                       \
@@ -346,8 +352,10 @@
        $(GENERATED_I)                  \
        general.i                       \
        general_generated.i             \
+       gr_agc_ff.i                     \
        gr_agc_cc.i                     \
-       gr_agc_ff.i                     \
+       gr_agc2_ff.i                    \
+       gr_agc2_cc.i                    \
        gr_align_on_samplenumbers_ss.i  \
        gr_binary_slicer_fb.i           \
        gr_bytes_to_syms.i              \
@@ -432,8 +440,10 @@
        gr_vco_f.i                      \
        gr_vector_to_stream.i           \
        gr_vector_to_streams.i          \
-       gri_agc.i                       \
+       gri_agc_ff.i                    \
        gri_agc_cc.i                    \
+       gri_agc2_ff.i                   \
+       gri_agc2_cc.i                   \
        gr_unpack_k_bits_bb.i
 
 

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/general.i
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/general.i
   2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/general.i
   2006-09-21 04:44:48 UTC (rev 3594)
@@ -64,6 +64,8 @@
 #include <gr_simple_squelch_cc.h>
 #include <gr_agc_ff.h>
 #include <gr_agc_cc.h>
+#include <gr_agc2_ff.h>
+#include <gr_agc2_cc.h>
 #include <gr_rms_cf.h>
 #include <gr_rms_ff.h>
 #include <gr_nlog10_ff.h>
@@ -154,6 +156,8 @@
 %include "gr_simple_squelch_cc.i"
 %include "gr_agc_ff.i"
 %include "gr_agc_cc.i"
+%include "gr_agc2_ff.i"
+%include "gr_agc2_cc.i"
 %include "gr_rms_cf.i"
 %include "gr_rms_ff.i"
 %include "gr_nlog10_ff.i"

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.cc
 (from rev 3592, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.cc)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.cc
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.cc
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,56 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gr_agc2_cc.h>
+#include <gr_io_signature.h>
+#include <gri_agc2_cc.h>
+
+gr_agc2_cc_sptr
+gr_make_agc2_cc (float decay_rate, float attack_rate, float reference, 
+                float gain, float max_gain)
+{
+  return gr_agc2_cc_sptr (new gr_agc2_cc (decay_rate, attack_rate, reference, 
gain, max_gain));
+}
+
+gr_agc2_cc::gr_agc2_cc (float decay_rate, float attack_rate, float reference, 
+                      float gain, float max_gain)
+  : gr_sync_block ("gr_agc2_cc",
+                  gr_make_io_signature (1, 1, sizeof (gr_complex)),
+                  gr_make_io_signature (1, 1, sizeof (gr_complex))), 
+    gri_agc2_cc (decay_rate,  attack_rate, reference, gain, max_gain)
+{
+}
+
+int
+gr_agc2_cc::work (int noutput_items,
+                 gr_vector_const_void_star &input_items,
+                 gr_vector_void_star &output_items)
+{
+  const gr_complex *in = (const gr_complex *) input_items[0];
+  gr_complex *out = (gr_complex *) output_items[0];
+  scaleN (out, in, noutput_items);
+  return noutput_items;
+}

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.h
 (from rev 3592, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.h)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.h
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.h
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,54 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_GR_AGC2_CC_H
+#define INCLUDED_GR_AGC2_CC_H
+
+#include <gr_sync_block.h>
+#include <gri_agc2_cc.h>
+
+class gr_agc2_cc;
+typedef boost::shared_ptr<gr_agc2_cc> gr_agc2_cc_sptr;
+
+gr_agc2_cc_sptr
+gr_make_agc2_cc (float decay_rate = 1e-1, float attack_rate = 1e-2, float 
reference = 1.0, 
+                float gain = 1.0, float max_gain = 1000.0);
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * For Power the absolute value of the complex number is used.
+ */
+
+class gr_agc2_cc : public gr_sync_block, public gri_agc2_cc
+{
+  friend gr_agc2_cc_sptr gr_make_agc2_cc (float decay_rate, float attack_rate, 
float reference, 
+                                         float gain, float max_gain);
+  gr_agc2_cc (float decay_rate, float attack_rate, float reference, 
+             float gain, float max_gain);
+  
+ public:
+  virtual int work (int noutput_items,
+                   gr_vector_const_void_star &input_items,
+                   gr_vector_void_star &output_items);
+};
+
+#endif /* INCLUDED_GR_AGC2_CC_H */

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.i
 (from rev 3592, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.i)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.i
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_cc.i
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,35 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+GR_SWIG_BLOCK_MAGIC(gr,agc2_cc)
+
+%include <gri_agc2_cc.i>
+
+gr_agc2_cc_sptr
+gr_make_agc2_cc (float decay_rate = 1e-1, float attack_rate = 1e-2, float 
reference = 1.0, 
+                float gain = 1.0, float max_gain = 1000.0);
+
+class gr_agc2_cc : public gr_sync_block , public gri_agc2_cc
+{
+  gr_agc2_cc (float decay_rate, float attack_rate, float reference, 
+             float gain, float max_gain);
+};

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.cc
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.cc)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.cc
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.cc
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,57 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gr_agc2_ff.h>
+#include <gr_io_signature.h>
+#include <gri_agc2_ff.h>
+
+gr_agc2_ff_sptr
+gr_make_agc2_ff (float decay_rate, float attack_rate, float reference, 
+                float gain, float max_gain)
+{
+  return gr_agc2_ff_sptr (new gr_agc2_ff (decay_rate, attack_rate, reference, 
+                                         gain, max_gain));
+}
+
+gr_agc2_ff::gr_agc2_ff (float decay_rate, float attack_rate, float reference, 
+                       float gain, float max_gain)
+  : gr_sync_block ("gr_agc2_ff",
+                  gr_make_io_signature (1, 1, sizeof (float)),
+                  gr_make_io_signature (1, 1, sizeof (float)))
+  , gri_agc2_ff (decay_rate, attack_rate,  reference, gain, max_gain)
+{
+}
+
+int
+gr_agc2_ff::work (int noutput_items,
+                gr_vector_const_void_star &input_items,
+                gr_vector_void_star &output_items)
+{
+  const float *in = (const float *) input_items[0];
+  float *out = (float *) output_items[0];
+  scaleN (out, in, noutput_items);
+  return noutput_items;
+}

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.h
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.h)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.h
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.h
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,52 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_GR_AGC2_FF_H
+#define INCLUDED_GR_AGC2_FF_H
+
+#include <gr_sync_block.h>
+#include <gri_agc2_ff.h>
+class gr_agc2_ff;
+typedef boost::shared_ptr<gr_agc2_ff> gr_agc2_ff_sptr;
+
+gr_agc2_ff_sptr
+gr_make_agc2_ff (float decay_rate = 1e-1, float attack_rate = 1e-2, float 
reference = 1.0, 
+                float gain = 1.0, float max_gain = 0.0);
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * Power is approximated by absolute value
+ */
+
+class gr_agc2_ff : public gr_sync_block, public gri_agc2_ff
+{
+  friend gr_agc2_ff_sptr gr_make_agc2_ff (float decay_rate, float attack_rate,
+                                         float reference, float gain, float 
max_gain);
+  gr_agc2_ff (float decay_rate, float attack_rage, float reference, float 
gain, float max_gain);
+
+ public:
+  virtual int work (int noutput_items,
+                   gr_vector_const_void_star &input_items,
+                   gr_vector_void_star &output_items);
+};
+
+#endif /* INCLUDED_GR_FLOAT_AGC2_FF_H */

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.i
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.i)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.i
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc2_ff.i
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,34 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+GR_SWIG_BLOCK_MAGIC(gr,agc2_ff)
+
+%include <gri_agc2_ff.i>
+
+gr_agc2_ff_sptr
+gr_make_agc2_ff (float decay_rate = 1e-1, float attack_rate = 1e-2, float 
reference = 1.0, 
+                float gain = 1.0, float max_gain = 0.0);
+
+class gr_agc2_ff : public gr_sync_block , public gri_agc2_ff
+{
+  gr_agc2_ff (float decay_rate, float attack_rate, float reference, float 
gain, float max_gain);
+};

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.cc
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.cc
        2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.cc
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -29,18 +29,18 @@
 #include <gri_agc_cc.h>
 
 gr_agc_cc_sptr
-gr_make_agc_cc (float rate1, float rate2, float reference, 
+gr_make_agc_cc (float rate, float reference, 
                float gain, float max_gain)
 {
-  return gr_agc_cc_sptr (new gr_agc_cc (rate1, rate2, reference, gain, 
max_gain));
+  return gr_agc_cc_sptr (new gr_agc_cc (rate, reference, gain, max_gain));
 }
 
-gr_agc_cc::gr_agc_cc (float rate1, float rate2, float reference, 
+gr_agc_cc::gr_agc_cc (float rate, float reference, 
                      float gain, float max_gain)
   : gr_sync_block ("gr_agc_cc",
                   gr_make_io_signature (1, 1, sizeof (gr_complex)),
                   gr_make_io_signature (1, 1, sizeof (gr_complex))), 
-    gri_agc_cc (rate1,  rate2, reference, gain, max_gain)
+    gri_agc_cc (rate, reference, gain, max_gain)
 {
 }
 

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.h
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.h
 2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.h
 2006-09-21 04:44:48 UTC (rev 3594)
@@ -29,7 +29,7 @@
 typedef boost::shared_ptr<gr_agc_cc> gr_agc_cc_sptr;
 
 gr_agc_cc_sptr
-gr_make_agc_cc (float rate1 = 1e-1, float rate2 = 1e-2, float reference = 1.0, 
+gr_make_agc_cc (float rate = 1e-4, float reference = 1.0, 
                float gain = 1.0, float max_gain = 1000.0);
 /*!
  * \brief high performance Automatic Gain Control class
@@ -39,9 +39,9 @@
 
 class gr_agc_cc : public gr_sync_block, public gri_agc_cc
 {
-  friend gr_agc_cc_sptr gr_make_agc_cc (float rate1, float rate2, float 
reference, 
+  friend gr_agc_cc_sptr gr_make_agc_cc (float rate, float reference, 
                                        float gain, float max_gain);
-  gr_agc_cc (float rate1, float rate2, float reference, 
+  gr_agc_cc (float rate, float reference, 
             float gain, float max_gain);
 
  public:

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.i
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.i
 2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_cc.i
 2006-09-21 04:44:48 UTC (rev 3594)
@@ -25,11 +25,11 @@
 %include <gri_agc_cc.i>
 
 gr_agc_cc_sptr
-gr_make_agc_cc (float rate1 = 1e-1, float rate2 = 1e-2, float reference = 1.0, 
+gr_make_agc_cc (float rate = 1e-4, float reference = 1.0, 
                float gain = 1.0, float max_gain = 1000.0);
 
 class gr_agc_cc : public gr_sync_block , public gri_agc_cc
 {
-  gr_agc_cc (float rate1, float rate2, float reference, 
+  gr_agc_cc (float rate, float reference, 
              float gain, float max_gain);
 };

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.cc
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.cc
        2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.cc
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -26,7 +26,7 @@
 
 #include <gr_agc_ff.h>
 #include <gr_io_signature.h>
-#include <gri_agc.h>
+#include <gri_agc_ff.h>
 
 gr_agc_ff_sptr
 gr_make_agc_ff (float rate, float reference, float gain, float max_gain)
@@ -38,7 +38,7 @@
   : gr_sync_block ("gr_agc_ff",
                   gr_make_io_signature (1, 1, sizeof (float)),
                   gr_make_io_signature (1, 1, sizeof (float)))
-  , gri_agc (rate,  reference, gain, max_gain)
+  , gri_agc_ff (rate,  reference, gain, max_gain)
 {
 }
 

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.h
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.h
 2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.h
 2006-09-21 04:44:48 UTC (rev 3594)
@@ -24,21 +24,24 @@
 #define INCLUDED_GR_AGC_FF_H
 
 #include <gr_sync_block.h>
-#include <gri_agc.h>
+#include <gri_agc_ff.h>
 class gr_agc_ff;
 typedef boost::shared_ptr<gr_agc_ff> gr_agc_ff_sptr;
 
 gr_agc_ff_sptr
-gr_make_agc_ff (float rate = 1e-4, float reference = 1.0, float gain = 1.0, 
float max_gain = 0.0);
+gr_make_agc_ff (float rate = 1e-4, float reference = 1.0, 
+               float gain = 1.0, float max_gain = 0.0);
+
 /*!
  * \brief high performance Automatic Gain Control class
  *
  * Power is approximated by absolute value
  */
 
-class gr_agc_ff : public gr_sync_block, public gri_agc
+class gr_agc_ff : public gr_sync_block, public gri_agc_ff
 {
-  friend gr_agc_ff_sptr gr_make_agc_ff (float rate, float reference, float 
gain, float max_gain);
+  friend gr_agc_ff_sptr gr_make_agc_ff (float rate, float reference, 
+                                       float gain, float max_gain);
   gr_agc_ff (float rate, float reference, float gain, float max_gain);
 
  public:

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.i
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.i
 2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gr_agc_ff.i
 2006-09-21 04:44:48 UTC (rev 3594)
@@ -22,12 +22,13 @@
 
 GR_SWIG_BLOCK_MAGIC(gr,agc_ff)
 
-%include <gri_agc.i>
+%include <gri_agc_ff.i>
 
 gr_agc_ff_sptr
-gr_make_agc_ff (float rate = 1e-4, float reference = 1.0, float gain = 1.0, 
float max_gain = 0.0);
+gr_make_agc_ff (float rate = 1e-4, float reference = 1.0, 
+               float gain = 1.0, float max_gain = 0.0);
 
-class gr_agc_ff : public gr_sync_block , public gri_agc
+class gr_agc_ff : public gr_sync_block , public gri_agc_ff
 {
   gr_agc_ff (float rate, float reference, float gain, float max_gain);
 };

Deleted: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.h

Deleted: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.i

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.h
 (from rev 3592, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.h)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.h
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.h
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,91 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef _GRI_AGC2_CC_H_
+#define _GRI_AGC2_CC_H_
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * For Power the absolute value of the complex number is used.
+ */
+
+class gri_agc2_cc {
+
+ public:
+  gri_agc2_cc (float decay_rate = 1e-1, float attack_rate = 1e-2, float 
reference = 1.0, 
+              float gain = 1.0, float max_gain = 1000.0)
+    : _decay_rate(decay_rate), _attack_rate(attack_rate), 
_reference(reference),
+      _gain(gain), _max_gain(max_gain) {};
+
+  float decay_rate () const  { return _decay_rate; }
+  float attack_rate () const { return _attack_rate; }
+  float reference () const   { return _reference; }
+  float gain () const       { return _gain;  }
+  float max_gain() const     { return _max_gain; }
+
+  void set_decay_rate (float rate) { _decay_rate = rate; }
+  void set_attack_rate (float rate) { _attack_rate = rate; }
+  void set_reference (float reference) { _reference = reference; }
+  void set_gain (float gain) { _gain = gain; }
+  void set_max_gain(float max_gain) { _max_gain = max_gain; }
+
+  gr_complex scale (gr_complex input){
+    gr_complex output = input * _gain;
+    
+    float tmp = -_reference + sqrt(output.real()*output.real() + 
+                                  output.imag()*output.imag());
+    float rate = _decay_rate;
+    if((tmp) > _gain)
+       rate = _attack_rate;
+    _gain -= tmp*rate;
+    
+#if 0
+    fprintf(stdout, "rate = %f\ttmp = %f\t gain = %f\n", rate, tmp, _gain);
+#endif
+
+    // Not sure about this; will blow up if _gain < 0 (happens when rates are 
too high),
+    // but is this the solution?
+    if (_gain < 0.0)
+       _gain = 10e-5;
+
+    if (_max_gain > 0.0 && _gain > _max_gain)
+       _gain = _max_gain;                                                   
+    return output;
+  }
+
+  void scaleN (gr_complex output[], const gr_complex input[], unsigned n){
+    for (unsigned i = 0; i < n; i++)
+      output[i] = scale (input[i]);
+  }
+  
+ protected:
+  float _decay_rate;           // decay rate for slow changing signals
+  float _attack_rate;          // attack rate for fast changing signals
+  float        _reference;             // reference value
+  float        _gain;                  // current gain
+  float _max_gain;             // max allowable gain
+};
+
+#endif /* _GRI_AGC2_CC_H_ */

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.i
 (from rev 3592, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.i)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.i
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_cc.i
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,42 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class with attack and decay 
rates
+ *
+ * For Power the absolute value of the complex number is used.
+ */
+
+
+class gri_agc2_cc {
+
+ public:
+  gri_agc2_cc (float decay_rate = 1e-2, float attack_rate = 1e-2, float 
reference = 1.0, 
+              float gain = 1.0, float max_gain = 1000.0);
+  float decay_rate ();
+  float attack_rate ();
+  float reference ();
+  float gain ();
+  float max_gain ();
+  };

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.h
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.h)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.h
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.h
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,89 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2002,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef _GRI_AGC2_FF_H_
+#define _GRI_AGC2_FF_H_
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class with attack and decay 
rate
+ *
+ * Power is approximated by absolute value
+ */
+
+class gri_agc2_ff {
+
+ public:
+  gri_agc2_ff (float decay_rate = 1e-4, float attack_rate = 1e-2, float 
reference = 1.0, 
+              float gain = 1.0, float max_gain = 0.0)
+    : _decay_rate(decay_rate), _attack_rate(attack_rate), 
_reference(reference), 
+      _gain(gain), _max_gain(max_gain) {};
+
+  float decay_rate () const  { return _decay_rate; }
+  float attack_rate () const { return _attack_rate; }
+  float reference () const   { return _reference; }
+  float gain () const       { return _gain;  }
+  float max_gain () const    { return _max_gain; }
+  
+  void set_decay_rate (float rate) { _decay_rate = rate; }
+  void set_attack_rate (float rate) { _attack_rate = rate; }
+  void set_reference (float reference) { _reference = reference; }
+  void set_gain (float gain) { _gain = gain; }
+  void set_max_gain (float max_gain) { _max_gain = max_gain; }
+  
+  float scale (float input){
+    float output = input * _gain;
+    
+    float tmp = (fabsf(output)) - _reference;
+    float rate = _decay_rate;
+    if(fabsf(tmp) > _gain)
+       rate = _attack_rate;
+    _gain -= tmp*rate;
+
+#if 0
+    fprintf(stdout, "rate = %f\ttmp = %f\t gain = %f\n", rate, tmp, _gain);
+#endif
+
+    // Not sure about this
+    if (_gain < 0.0)
+       _gain = 10e-5;
+
+    if (_max_gain > 0.0 && _gain > _max_gain)
+       _gain = _max_gain;
+    return output;
+  }
+
+  void scaleN (float output[], const float input[], unsigned n){
+    for (unsigned i = 0; i < n; i++)
+      output[i] = scale (input[i]);
+  }
+  
+ protected:
+  float _decay_rate;           // decay rate for slow changing signals
+  float _attack_rate;           // attack_rate for fast changing signals
+  float        _reference;             // reference value
+  float        _gain;                  // current gain
+  float _max_gain;             // maximum gain
+};
+
+#endif /* _GRI_AGC2_FF_H_ */

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.i
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.i)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.i
                               (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc2_ff.i
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,37 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * Power is approximated by absolute value
+ */
+
+
+class gri_agc2_ff {
+
+ public:
+  gri_agc2_ff (float decay_rate = 1e-1, float attack_rate = 1e-2,
+              float reference = 1.0, float gain = 1.0, float max_gain = 0.0);
+  };

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.h
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.h
        2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.h
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -34,19 +34,17 @@
 class gri_agc_cc {
 
  public:
-  gri_agc_cc (float rate1 = 1e-1, float rate2 = 1e-2, float reference = 1.0, 
+  gri_agc_cc (float rate = 1e-4, float reference = 1.0, 
               float gain = 1.0, float max_gain = 1000.0)
-    : _rate1(rate1), _rate2(rate2), _reference(reference),
+    : _rate(rate), _reference(reference),
       _gain(gain), _max_gain(max_gain) {};
 
-  float rate1 () const     { return _rate1; }
-  float rate2 () const     { return _rate2; }
+  float rate () const      { return _rate; }
   float reference () const { return _reference; }
   float gain () const     { return _gain;  }
   float max_gain() const   { return _max_gain; }
 
-  void set_rate1 (float rate) { _rate1 = rate; }
-  void set_rate2 (float rate) { _rate2 = rate; }
+  void set_rate (float rate) { _rate = rate; }
   void set_reference (float reference) { _reference = reference; }
   void set_gain (float gain) { _gain = gain; }
   void set_max_gain(float max_gain) { _max_gain = max_gain; }
@@ -54,13 +52,8 @@
   gr_complex scale (gr_complex input){
     gr_complex output = input * _gain;
     
-    float tmp = (_reference - sqrt(output.real()*output.real() + 
-                            output.imag()*output.imag()));
-    float rate = _rate1;
-    if(tmp > _gain)
-       rate = _rate2;
-    _gain += tmp*rate;
-    
+    _gain +=  _rate * (_reference - sqrt(output.real()*output.real() + 
+                                        output.imag()*output.imag()));
     if (_max_gain > 0.0 && _gain > _max_gain)
        _gain = _max_gain;                                                   
     return output;
@@ -72,8 +65,7 @@
   }
   
  protected:
-  float _rate1;                        // adjustment rate
-  float _rate2;                        // decay rate
+  float _rate;                 // adjustment rate
   float        _reference;             // reference value
   float        _gain;                  // current gain
   float _max_gain;             // max allowable gain

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.i
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.i
        2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_cc.i
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -32,10 +32,9 @@
 class gri_agc_cc {
 
  public:
-  gri_agc_cc (float rate1 = 1e-2, float rate2 = 1e-2, float reference = 1.0, 
+  gri_agc_cc (float rate = 1e-4, float reference = 1.0, 
               float gain = 1.0, float max_gain = 1000.0);
-  float rate1 ();
-  float rate2 ();
+  float rate ();
   float reference ();
   float gain ();
   float max_gain ();

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.h
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.h)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.h
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.h
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,71 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2002,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef _GRI_AGC_FF_H_
+#define _GRI_AGC_FF_H_
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * Power is approximated by absolute value
+ */
+
+class gri_agc_ff {
+
+ public:
+  gri_agc_ff (float rate = 1e-4, float reference = 1.0, 
+             float gain = 1.0, float max_gain = 0.0)
+    : _rate(rate), _reference(reference), _gain(gain), _max_gain(max_gain) {};
+
+  float rate () const      { return _rate; }
+  float reference () const { return _reference; }
+  float gain () const     { return _gain;  }
+  float max_gain () const  { return _max_gain; }
+  
+  void set_rate (float rate) { _rate = rate; }
+  void set_reference (float reference) { _reference = reference; }
+  void set_gain (float gain) { _gain = gain; }
+  void set_max_gain (float max_gain) { _max_gain = max_gain; }
+  
+  float scale (float input){
+    float output = input * _gain;
+    _gain += (_reference - fabsf (output)) * _rate;
+    if (_max_gain > 0.0 && _gain > _max_gain)
+      _gain = _max_gain;
+    return output;
+  }
+
+  void scaleN (float output[], const float input[], unsigned n){
+    for (unsigned i = 0; i < n; i++)
+      output[i] = scale (input[i]);
+  }
+  
+ protected:
+  float _rate;                 // adjustment rate
+  float        _reference;             // reference value
+  float        _gain;                  // current gain
+  float _max_gain;             // maximum gain
+};
+
+#endif /* _GRI_AGC_FF_H_ */

Copied: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.i
 (from rev 3576, 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc.i)
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.i
                                (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/lib/general/gri_agc_ff.i
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,37 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <math.h>
+
+/*!
+ * \brief high performance Automatic Gain Control class
+ *
+ * Power is approximated by absolute value
+ */
+
+
+class gri_agc_ff {
+
+ public:
+  gri_agc_ff (float rate = 1e-4, float reference = 1.0, 
+             float gain = 1.0, float max_gain = 0.0);
+  };

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dbpsk.py
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dbpsk.py
       2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dbpsk.py
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -208,13 +208,13 @@
         # Automatic gain control
         scale = (1.0/16384.0)
         self.pre_scaler = gr.multiply_const_cc(scale)   # scale the signal 
from full-range to +-1
-        self.agc = gr.agc_cc(0.1, 0.01, 1, 1, 1000)
+        self.agc = gr.agc2_cc(1e-1, 1e-3, 1, 1, 1000)
         
         # Costas loop (carrier tracking)
         # FIXME: need to decide how to handle this more generally; do we pull 
it from higher layer?
         costas_order = 2
         beta = .25 * self._costas_alpha * self._costas_alpha
-        self.costas_loop = gr.costas_loop_cc(self._costas_alpha, beta, 0.05, 
-0.05, costas_order)
+        self.costas_loop = gr.costas_loop_cc(self._costas_alpha, beta, 0.005, 
-0.005, costas_order)
 
         # RRC data filter
         ntaps = 11 * self._samples_per_symbol

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dqpsk.py
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dqpsk.py
       2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/dqpsk.py
       2006-09-21 04:44:48 UTC (rev 3594)
@@ -205,8 +205,8 @@
         # Automatic gain control
         scale = (1.0/16384.0)
         self.pre_scaler = gr.multiply_const_cc(scale)   # scale the signal 
from full-range to +-1
-        self.agc = gr.agc_cc(0.1, 0.01, 1, 1, 1000)
-        
+        self.agc = gr.agc2_cc(1e-1, 1e-3, 1, 1, 1000)
+       
         # Costas loop (carrier tracking)
         # FIXME: need to decide how to handle this more generally; do we pull 
it from higher layer?
         costas_order = 4

Modified: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/gmsk.py
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/gmsk.py
        2006-09-21 01:03:42 UTC (rev 3593)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/blksimpl/gmsk.py
        2006-09-21 04:44:48 UTC (rev 3594)
@@ -197,7 +197,7 @@
         # Automatic gain control
         scale = (1.0/16384.0)
         self.pre_scaler = gr.multiply_const_cc(scale)   # scale the signal 
from full-range to +-1
-        self.agc = gr.agc_cc(0.1, 0.01, 1, 1, 1000)
+        self.agc = gr.agc2_cc(1e-1, 1e-3, 1, 1, 1000)
 
        # Demodulate FM
        sensitivity = (pi / 2) / samples_per_symbol

Added: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/gr/qa_agc.py
===================================================================
--- 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/gr/qa_agc.py
                            (rev 0)
+++ 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/gr/qa_agc.py
    2006-09-21 04:44:48 UTC (rev 3594)
@@ -0,0 +1,340 @@
+#!/usr/bin/env python
+#
+# Copyright 2004 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+# 
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+# 
+
+from gnuradio import gr, gr_unittest
+import math
+
+test_output = False
+
+class test_sig_source (gr_unittest.TestCase):
+
+    def setUp (self):
+        self.fg = gr.flow_graph ()
+
+    def tearDown (self):
+        self.fg = None
+
+    
+    def test_001(self):
+        ''' Test the complex AGC loop (single rate input) '''
+        fg = self.fg
+
+        expected_result = (
+            (100.000244140625+7.2191943445432116e-07j),
+            (72.892257690429688+52.959323883056641j),
+            (25.089065551757812+77.216217041015625j),
+            (-22.611061096191406+69.589706420898438j),
+            (-53.357715606689453+38.766635894775391j),
+            (-59.458671569824219+3.4792964243024471e-07j),
+            (-43.373462677001953-31.512666702270508j),
+            (-14.94139289855957-45.984889984130859j),
+            (13.478158950805664-41.48150634765625j),
+            (31.838506698608398-23.132022857666016j),
+            (35.519271850585938-3.1176801940091536e-07j),
+            (25.942903518676758+18.848621368408203j),
+            (8.9492912292480469+27.5430908203125j),
+            (-8.0852642059326172+24.883890151977539j),
+            (-19.131628036499023+13.899936676025391j),
+            (-21.383295059204102+3.1281737733479531e-07j),
+            (-15.650330543518066-11.370632171630859j),
+            (-5.4110145568847656-16.65339469909668j),
+            (4.9008159637451172-15.083160400390625j),
+            (11.628337860107422-8.4484796524047852j),
+            (13.036135673522949-2.288476110834381e-07j),
+            (9.5726661682128906+6.954948902130127j),
+            (3.3216962814331055+10.223132133483887j),
+            (-3.0204284191131592+9.2959251403808594j),
+            (-7.1977195739746094+5.2294478416442871j),
+            (-8.1072216033935547+1.8976157889483147e-07j),
+            (-5.9838657379150391-4.3475332260131836j),
+            (-2.0879747867584229-6.4261269569396973j),
+            (1.9100792407989502-5.8786196708679199j),
+            (4.5814824104309082-3.3286411762237549j),
+            (5.1967458724975586-1.3684227440080576e-07j),
+            (3.8647139072418213+2.8078789710998535j),
+            (1.3594740629196167+4.1840314865112305j),
+            (-1.2544282674789429+3.8607344627380371j),
+            (-3.0366206169128418+2.2062335014343262j),
+            (-3.4781389236450195+1.1194014604143376e-07j),
+            (-2.6133756637573242-1.8987287282943726j),
+            (-0.9293016791343689-2.8600969314575195j),
+            (0.86727333068847656-2.6691930294036865j),
+            (2.1243946552276611-1.5434627532958984j),
+            (2.4633183479309082-8.6486437567145913e-08j),
+            (1.8744727373123169+1.3618841171264648j),
+            (0.67528903484344482+2.0783262252807617j),
+            (-0.63866174221038818+1.965599536895752j),
+            (-1.5857341289520264+1.152103066444397j),
+            (-1.8640764951705933+7.6355092915036948e-08j),
+            (-1.4381576776504517-1.0448826551437378j),
+            (-0.52529704570770264-1.6166983842849731j),
+            (0.50366902351379395-1.5501341819763184j),
+            (1.26766037940979-0.92100900411605835j))
+
+        sampling_freq = 100
+        src1 = gr.sig_source_c (sampling_freq, gr.GR_SIN_WAVE,
+                                sampling_freq * 0.10, 100.0)
+        dst1 = gr.vector_sink_c ()
+        head = gr.head (gr.sizeof_gr_complex, int (5*sampling_freq * 0.10))
+
+        agc = gr.agc_cc(1e-3, 1, 1, 1000)
+        
+        fg.connect (src1, head)
+        fg.connect (head, agc)
+        fg.connect (agc, dst1)
+
+        if test_output == True:
+            fg.connect (agc, gr.file_sink(gr.sizeof_gr_complex, 
"test_agc_cc.dat"))
+
+        fg.run ()
+        dst_data = dst1.data ()
+        self.assertComplexTuplesAlmostEqual (expected_result, dst_data, 5)
+
+    def test_002(self):
+        ''' Test the floating point AGC loop (single rate input) '''
+        fg = self.fg
+
+        expected_result = (
+            7.2191943445432116e-07,
+            58.837181091308594,
+            89.700050354003906,
+            81.264183044433594,
+            45.506141662597656,
+            4.269894304798072e-07,
+            -42.948936462402344,
+            -65.50335693359375,
+            -59.368724822998047,
+            -33.261005401611328,
+            -4.683740257860336e-07,
+            31.423542022705078,
+            47.950984954833984,
+            43.485683441162109,
+            24.378345489501953,
+            5.7254135299444897e-07,
+            -23.062990188598633,
+            -35.218441009521484,
+            -31.964075088500977,
+            -17.934831619262695,
+            -5.0591745548445033e-07,
+            16.998210906982422,
+            25.982204437255859,
+            23.606258392333984,
+            13.260685920715332,
+            4.9936483037527069e-07,
+            -12.59880542755127,
+            -19.28221321105957,
+            -17.54347038269043,
+            -9.8700437545776367,
+            -4.188150626305287e-07,
+            9.4074573516845703,
+            14.422011375427246,
+            13.145503044128418,
+            7.41046142578125,
+            3.8512698097292741e-07,
+            -7.0924453735351562,
+            -10.896408081054688,
+            -9.9552040100097656,
+            -5.6262712478637695,
+            -3.1982864356905338e-07,
+            5.4131259918212891,
+            8.3389215469360352,
+            7.6409502029418945,
+            4.3320145606994629,
+            2.882407841298118e-07,
+            -4.194943904876709,
+            -6.4837145805358887,
+            -5.9621825218200684,
+            -3.3931560516357422)
+
+        sampling_freq = 100
+        src1 = gr.sig_source_f (sampling_freq, gr.GR_SIN_WAVE,
+                                sampling_freq * 0.10, 100.0)
+        dst1 = gr.vector_sink_f ()
+        head = gr.head (gr.sizeof_float, int (5*sampling_freq * 0.10))
+
+        agc = gr.agc_ff(1e-3, 1, 1, 1000)
+        
+        fg.connect (src1, head)
+        fg.connect (head, agc)
+        fg.connect (agc, dst1)
+
+        if test_output == True:
+            fg.connect (agc, gr.file_sink(gr.sizeof_float, "test_agc_ff.dat"))
+
+        fg.run ()
+        dst_data = dst1.data ()
+        self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5)
+
+    def test_003(self):
+        ''' Test the complex AGC loop (attack and decay rate inputs) '''
+        fg = self.fg
+
+        expected_result = \
+                        ((100.000244140625+7.2191943445432116e-07j),
+                         (0.80881959199905396+0.58764183521270752j),
+                         (0.30894950032234192+0.95084899663925171j),
+                         (-0.30895623564720154+0.95086973905563354j),
+                         (-0.80887287855148315+0.58768033981323242j),
+                         (-0.99984413385391235+5.850709250410091e-09j),
+                         (-0.80889981985092163-0.58770018815994263j),
+                         (-0.30897706747055054-0.95093393325805664j),
+                         (0.30898112058639526-0.95094609260559082j),
+                         (0.80893135070800781-0.58772283792495728j),
+                         (0.99990922212600708-8.7766354184282136e-09j),
+                         (0.80894720554351807+0.58773452043533325j),
+                         (0.30899339914321899+0.95098406076431274j),
+                         (-0.30899572372436523+0.95099133253097534j),
+                         (-0.80896598100662231+0.58774799108505249j),
+                         (-0.99994778633117676+1.4628290578855285e-08j),
+                         (-0.80897533893585205-0.58775502443313599j),
+                         (-0.30900305509567261-0.95101380348205566j),
+                         (0.30900448560714722-0.95101797580718994j),
+                         (0.80898630619049072-0.58776277303695679j),
+                         (0.99997037649154663-1.7554345532744264e-08j),
+                         (0.80899184942245483+0.58776694536209106j),
+                         (0.30900871753692627+0.95103120803833008j),
+                         (-0.30900952219963074+0.95103377103805542j),
+                         (-0.8089984655380249+0.58777159452438354j),
+                         (-0.99998390674591064+2.3406109050938539e-08j),
+                         (-0.809001624584198-0.58777409791946411j),
+                         (-0.30901208519935608-0.95104163885116577j),
+                         (0.30901262164115906-0.95104306936264038j),
+                         (0.80900543928146362-0.587776780128479j),
+                         (0.99999171495437622-2.6332081404234486e-08j),
+                         (0.80900734663009644+0.58777821063995361j),
+                         (0.30901408195495605+0.95104765892028809j),
+                         (-0.30901429057121277+0.95104855298995972j),
+                         (-0.80900967121124268+0.58777981996536255j),
+                         (-0.99999648332595825+3.2183805842578295e-08j),
+                         (-0.80901080369949341-0.58778077363967896j),
+                         (-0.30901527404785156-0.95105135440826416j),
+                         (0.30901545286178589-0.95105189085006714j),
+                         (0.80901217460632324-0.58778166770935059j),
+                         (0.99999916553497314-3.5109700036173308e-08j),
+                         (0.809012770652771+0.58778214454650879j),
+                         (0.30901595950126648+0.9510534405708313j),
+                         (-0.30901598930358887+0.95105385780334473j),
+                         (-0.80901366472244263+0.58778274059295654j),
+                         (-1.0000008344650269+4.0961388947380328e-08j),
+                         (-0.8090139627456665-0.58778303861618042j),
+                         (-0.30901634693145752-0.95105475187301636j),
+                         (0.30901640653610229-0.95105493068695068j),
+                         (0.80901449918746948-0.5877833366394043j))
+
+        sampling_freq = 100
+        src1 = gr.sig_source_c (sampling_freq, gr.GR_SIN_WAVE,
+                                sampling_freq * 0.10, 100)
+        dst1 = gr.vector_sink_c ()
+        head = gr.head (gr.sizeof_gr_complex, int (5*sampling_freq * 0.10))
+
+        agc = gr.agc2_cc(1e-3, 1e-2, 1, 1, 1000)
+        
+        fg.connect (src1, head)
+        fg.connect (head, agc)
+        fg.connect (agc, dst1)
+
+        if test_output == True:
+            fg.connect (agc, gr.file_sink(gr.sizeof_gr_complex, 
"test_agc2_cc.dat"))
+
+        fg.run ()
+        dst_data = dst1.data ()
+        print dst_data
+        self.assertComplexTuplesAlmostEqual (expected_result, dst_data, 5)
+
+    def test_004(self):
+        ''' Test the floating point AGC loop (attack and decay rate inputs) '''
+        fg = self.fg
+
+        expected_result = \
+            (7.2191943445432116e-07,
+             58.837181091308594,
+             40.194305419921875,
+             2.9183335304260254,
+             0.67606079578399658,
+             8.6260438791896377e-09,
+             -1.4542514085769653,
+             -1.9210131168365479,
+             -1.0450780391693115,
+             -0.61939650774002075,
+             -1.2590258613442984e-08,
+             1.4308931827545166,
+             1.9054338932037354,
+             1.0443156957626343,
+             0.61937344074249268,
+             2.0983527804219193e-08,
+             -1.4308838844299316,
+             -1.9054274559020996,
+             -1.0443152189254761,
+             -0.61937344074249268,
+             -2.5180233009791664e-08,
+             1.4308837652206421,
+             1.9054274559020996,
+             1.0443154573440552,
+             0.61937344074249268,
+             3.3573645197293445e-08,
+             -1.4308838844299316,
+             -1.9054274559020996,
+             -1.0443152189254761,
+             -0.61937350034713745,
+             -3.7770352179222755e-08,
+             1.4308837652206421,
+             1.9054274559020996,
+             1.0443154573440552,
+             0.61937350034713745,
+             4.6163762590367696e-08,
+             -1.4308838844299316,
+             -1.9054274559020996,
+             -1.0443153381347656,
+             -0.61937344074249268,
+             -5.0360466019583328e-08,
+             1.4308837652206421,
+             1.9054274559020996,
+             1.0443155765533447,
+             0.61937344074249268,
+             5.8753879983441948e-08,
+             -1.4308837652206421,
+             -1.9054274559020996,
+             -1.0443153381347656,
+             -0.61937344074249268)
+
+        sampling_freq = 100
+        src1 = gr.sig_source_f (sampling_freq, gr.GR_SIN_WAVE,
+                                sampling_freq * 0.10, 100)
+        dst1 = gr.vector_sink_f ()
+        head = gr.head (gr.sizeof_float, int (5*sampling_freq * 0.10))
+
+        agc = gr.agc2_ff(1e-3, 1e-2, 1, 1, 1000)
+        
+        fg.connect (src1, head)
+        fg.connect (head, agc)
+        fg.connect (agc, dst1)
+
+        if test_output == True:
+            fg.connect (agc, gr.file_sink(gr.sizeof_float, "test_agc2_ff.dat"))
+
+        fg.run ()
+        dst_data = dst1.data ()
+        self.assertFloatTuplesAlmostEqual (expected_result, dst_data, 5)
+
+
+if __name__ == '__main__':
+    gr_unittest.main ()


Property changes on: 
gnuradio/branches/developers/trondeau/digital-wip/gnuradio-core/src/python/gnuradio/gr/qa_agc.py
___________________________________________________________________
Name: svn:executable
   + *





reply via email to

[Prev in Thread] Current Thread [Next in Thread]