Adding SSE version of fft filters. Complex (ccc) version working.

[debian/gnuradio] / gnuradio-core / src / lib / filter / gri_fft_filter_ccc.h

diff --git a/gnuradio-core/src/lib/filter/gri_fft_filter_ccc.h b/gnuradio-core/src/lib/filter/gri_fft_filter_ccc.h
deleted file mode 100644 (file)
index a857e5a..0000000
--- a/gnuradio-core/src/lib/filter/gri_fft_filter_ccc.h
+++ /dev/null
@@ -1,82 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2010 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_GRI_FFT_FILTER_CCC_H
-#define INCLUDED_GRI_FFT_FILTER_CCC_H
-
-#include <gr_complex.h>
-#include <vector>
-
-class gri_fft_complex;
-
-/*!
- * \brief Fast FFT filter with gr_complex input, gr_complex output and gr_complex taps
- * \ingroup filter_blk
- */
-class gri_fft_filter_ccc
-{
- private:
-  int                     d_ntaps;
-  int                     d_nsamples;
-  int                     d_fftsize;           // fftsize = ntaps + nsamples - 1
-  int                      d_decimation;
-  gri_fft_complex        *d_fwdfft;            // forward "plan"
-  gri_fft_complex        *d_invfft;            // inverse "plan"
-  std::vector<gr_complex>  d_tail;             // state carried between blocks for overlap-add
-  std::vector<gr_complex>  d_xformed_taps;     // Fourier xformed taps
-  std::vector<gr_complex>  d_new_taps;
-
-  void compute_sizes(int ntaps);
-  int tailsize() const { return d_ntaps - 1; }
-  
- public:
-  /*!
-   * \brief Construct an FFT filter for complex vectors with the given taps and decimation rate.
-   *
-   * This is the basic implementation for performing FFT filter for fast convolution
-   * in other blocks for complex vectors (such as gr_fft_filter_ccc).
-   * \param decimation The decimation rate of the filter (int)
-   * \param taps       The filter taps (complex)
-   */
-  gri_fft_filter_ccc (int decimation, const std::vector<gr_complex> &taps);
-  ~gri_fft_filter_ccc ();
-
-  /*!
-   * \brief Set new taps for the filter.
-   *
-   * Sets new taps and resets the class properties to handle different sizes
-   * \param taps       The filter taps (complex)
-   */
-  int set_taps (const std::vector<gr_complex> &taps);
-  
-  /*!
-   * \brief Perform the filter operation
-   *
-   * \param nitems  The number of items to produce
-   * \param input   The input vector to be filtered
-   * \param output  The result of the filter operation
-   */
-  int filter (int nitems, const gr_complex *input, gr_complex *output);
-
-};
-
-#endif /* INCLUDED_GRI_FFT_FILTER_CCC_H */