From 9d56b9ba3b006e70f442001b54c66bcdb891a3b4 Mon Sep 17 00:00:00 2001
From: Johnathan Corgan <jcorgan@corganenterprises.com>
Date: Fri, 13 Apr 2012 23:04:06 -0700
Subject: wavelet: transition to namespace C++ API
---
gr-wavelet/lib/wavelet_wvps_ff_impl.cc | 98 ----------------------------------
1 file changed, 98 deletions(-)
delete mode 100644 gr-wavelet/lib/wavelet_wvps_ff_impl.cc
(limited to 'gr-wavelet/lib/wavelet_wvps_ff_impl.cc')
diff --git a/gr-wavelet/lib/wavelet_wvps_ff_impl.cc b/gr-wavelet/lib/wavelet_wvps_ff_impl.cc
deleted file mode 100644
index b86859b0ae..0000000000
--- a/gr-wavelet/lib/wavelet_wvps_ff_impl.cc
+++ /dev/null
@@ -1,98 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2004,2010,2012 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 <wavelet_wvps_ff_impl.h>
-#include <gr_io_signature.h>
-#include <string.h>
-
-static int
-ceil_log2(int k)
-{
- int m = 0;
- for (int n = k-1; n > 0; n >>= 1) m++;
- return m;
-}
-
-wavelet_wvps_ff_sptr
-wavelet_make_wvps_ff(int ilen)
-{
- return gnuradio::get_initial_sptr(new wavelet_wvps_ff_impl(ilen));
-}
-
-wavelet_wvps_ff_impl::wavelet_wvps_ff_impl(int ilen)
- : gr_sync_block("wvps_ff",
- gr_make_io_signature(1, 1, sizeof(float) * ilen),
- gr_make_io_signature(1, 1, sizeof(float) * ceil_log2(ilen))),
- d_ilen(ilen), d_olen(ceil_log2(ilen))
-{
-}
-
-// input vector assumed to be output from gsl wavelet computation
-
-int
-wavelet_wvps_ff_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];
- float *out = (float *) output_items[0];
-
- for (int count = 0; count < noutput_items; count++) {
-
- // any power?
-
- if (in[0] == 0.0) {
- for (int i = 0; i < d_olen; i++)
- out[i] = 0.0;
-
- } else {
-
- // get power normalization from 0-th wavelet coefficient
-
- float scl = 1.0/(in[0]*in[0]);
- int k = 1;
-
- // sum powers over sequences of bins,
- // sequence lengths in increasing powers of 2
-
- for (int e = 0; e < d_olen; e++) {
- int m = 01<<e;
- float sum = 0.0;
-
- for (int l = 0; l < m; l++)
- sum += (in[k+l]*in[k+l]);
-
- out[e] = scl*sum;
- k += m;
- }
- }
-
- in += d_ilen;
- out += d_olen;
- }
-
- return noutput_items;
-}
--
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