analog: adding rail_ff block to gr-analog with QA and GRC.

2 files changed, 55 insertions, 0 deletions

diff --git a/gr-analog/include/analog/CMakeLists.txt b/gr-analog/include/analog/CMakeLists.txt
index 25ce50dd8..4623fb2dd 100644
--- a/gr-analog/include/analog/CMakeLists.txt
+++ b/gr-analog/include/analog/CMakeLists.txt
@@ -100,6 +100,7 @@ install(FILES
     probe_avg_mag_sqrd_f.h
     pwr_squelch_cc.h
     pwr_squelch_ff.h
+    rail_ff.h
     rotator.h
     sig_source_waveform.h
     simple_squelch_cc.h
diff --git a/gr-analog/include/analog/rail_ff.h b/gr-analog/include/analog/rail_ff.h
new file mode 100644
index 000000000..e51b2fc93
--- /dev/null
+++ b/gr-analog/include/analog/rail_ff.h
@@ -0,0 +1,54 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004,2012 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_RAIL_FF_H
+#define INCLUDED_ANALOG_RAIL_FF_H
+
+#include <analog/api.h>
+#include <gr_sync_block.h>
+
+namespace gr {
+  namespace analog {
+    
+    /*!
+     * \brief clips input values to min, max
+     * \ingroup misc
+     */
+    class ANALOG_API rail_ff : virtual public gr_sync_block
+    {
+    public:
+      // gr::analog::rail_ff::sptr
+      typedef boost::shared_ptr<rail_ff> sptr;
+
+      static sptr make(float lo, float hi);
+
+      virtual float lo() const = 0;
+      virtual float hi() const = 0;
+
+      virtual void set_lo(float lo) = 0;
+      virtual void set_hi(float hi) = 0;
+    };
+
+  } /* namespace analog */
+} /* namespace gr */
+
+#endif /* INCLUDED_ANALOG_RAIL_FF_H */