analog: adding phase_modulator_fc to gr-analog with QA and GRC.

3 files changed, 129 insertions, 0 deletions

diff --git a/gr-analog/lib/CMakeLists.txt b/gr-analog/lib/CMakeLists.txt
index cad0d7b91..a151fbf76 100644
--- a/gr-analog/lib/CMakeLists.txt
+++ b/gr-analog/lib/CMakeLists.txt
@@ -116,6 +116,7 @@ list(APPEND analog_sources
     feedforward_agc_cc_impl.cc
     fmdet_cf_impl.cc
     frequency_modulator_fc_impl.cc
+    phase_modulator_fc_impl.cc
 )
 
 list(APPEND analog_libs
diff --git a/gr-analog/lib/phase_modulator_fc_impl.cc b/gr-analog/lib/phase_modulator_fc_impl.cc
new file mode 100644
index 000000000..9e9e73f8c
--- /dev/null
+++ b/gr-analog/lib/phase_modulator_fc_impl.cc
@@ -0,0 +1,73 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006,2010,2012 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 3, 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 "phase_modulator_fc_impl.h"
+#include <gr_io_signature.h>
+#include <gr_sincos.h>
+#include <math.h>
+
+namespace gr {
+  namespace analog {
+
+    phase_modulator_fc::sptr
+    phase_modulator_fc::make(double sensitivity)
+    {
+      return gnuradio::get_initial_sptr
+	(new phase_modulator_fc_impl(sensitivity));
+    }
+
+    phase_modulator_fc_impl::phase_modulator_fc_impl(double sensitivity)
+      : gr_sync_block("phase_modulator_fc",
+		      gr_make_io_signature(1, 1, sizeof(float)),
+		      gr_make_io_signature(1, 1, sizeof(gr_complex))),
+	d_sensitivity(sensitivity), d_phase(0)
+    {
+    }
+
+    phase_modulator_fc_impl::~phase_modulator_fc_impl()
+    {
+    }
+
+    int
+    phase_modulator_fc_impl::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];
+      gr_complex *out = (gr_complex*)output_items[0];
+
+      for(int i = 0; i < noutput_items; i++) {
+	d_phase = d_sensitivity * in[i];
+	float oi, oq;
+	gr_sincosf(d_phase, &oq, &oi);
+	out[i] = gr_complex(oi, oq);
+      }
+
+      return noutput_items;
+    }
+
+  } /* namespace analog */
+} /* namespace gr */
diff --git a/gr-analog/lib/phase_modulator_fc_impl.h b/gr-analog/lib/phase_modulator_fc_impl.h
new file mode 100644
index 000000000..ac10bc891
--- /dev/null
+++ b/gr-analog/lib/phase_modulator_fc_impl.h
@@ -0,0 +1,55 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2005,2006,2012 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 3, 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_ANALOG_PHASE_MODULATOR_FC_IMPL_H
+#define INCLUDED_ANALOG_PHASE_MODULATOR_FC_IMPL_H
+
+#include <analog/phase_modulator_fc.h>
+
+namespace gr {
+  namespace analog {
+
+    class phase_modulator_fc_impl : public phase_modulator_fc
+    {
+    private:
+      double d_sensitivity;
+      double d_phase;
+
+    public:
+      phase_modulator_fc_impl(double sensitivity);
+      ~phase_modulator_fc_impl();
+
+      double sensitivity() const { return d_sensitivity; }
+      double phase() const { return d_phase; }
+
+      void set_sensitivity(double s) { d_sensitivity = s; }
+      void set_phase(double p) { d_phase = p; }
+
+      int work(int noutput_items,
+	       gr_vector_const_void_star &input_items,
+	       gr_vector_void_star &output_items);
+    };
+
+  } /* namespace analog */
+} /* namespace gr */
+
+#endif /* INCLUDED_ANALOG_PHASE_MODULATOR_FC_IMPL_H */