From 362d45bb829a9b190586cca79717cc175f4d06d2 Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Thu, 19 Apr 2012 16:29:39 -0400
Subject: digital: copying over rest of blocks from gnuradio-core to
gr-digital.
Includes moving GRC and QA code; new ones where missing.
Have not removed blocks from gnuradio-core for compatibility.
---
gr-digital/include/digital_glfsr_source_f.h | 70 +++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
create mode 100644 gr-digital/include/digital_glfsr_source_f.h
(limited to 'gr-digital/include/digital_glfsr_source_f.h')
diff --git a/gr-digital/include/digital_glfsr_source_f.h b/gr-digital/include/digital_glfsr_source_f.h
new file mode 100644
index 0000000000..f8b2bf9967
--- /dev/null
+++ b/gr-digital/include/digital_glfsr_source_f.h
@@ -0,0 +1,70 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2007,2012 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_GR_GLFSR_SOURCE_F_H
+#define INCLUDED_GR_GLFSR_SOURCE_F_H
+
+#include <digital_api.h>
+#include <gr_sync_block.h>
+
+class gri_glfsr;
+
+class digital_glfsr_source_f;
+typedef boost::shared_ptr<digital_glfsr_source_f> digital_glfsr_source_f_sptr;
+
+DIGITAL_API digital_glfsr_source_f_sptr
+digital_make_glfsr_source_f(int degree, bool repeat=true,
+ int mask=0, int seed=1);
+
+/*!
+ * \brief Galois LFSR pseudo-random source generating float outputs -1.0 - 1.0
+ * \ingroup source_blk
+ */
+class DIGITAL_API digital_glfsr_source_f : public gr_sync_block
+{
+ private:
+ friend DIGITAL_API digital_glfsr_source_f_sptr
+ digital_make_glfsr_source_f(int degree, bool repeat,
+ int mask, int seed);
+
+ gri_glfsr *d_glfsr;
+
+ bool d_repeat;
+ unsigned int d_index;
+ unsigned int d_length;
+
+ digital_glfsr_source_f(int degree, bool repeat,
+ int mask, int seed);
+
+ public:
+
+ ~digital_glfsr_source_f();
+
+ int work(int noutput_items,
+ gr_vector_const_void_star &input_items,
+ gr_vector_void_star &output_items);
+
+ unsigned int period() const { return d_length; }
+ int mask() const;
+};
+
+#endif /* INCLUDED_GR_GLFSR_SOURCE_F_H */
--
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