GNU Radio 2.x: gr_fir_fsf_simd.h Source File

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# gr_fir_fsf_simd.h

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    00001 /* -*- c++ -*- */
    00002 /*
    00003  * Copyright 2002 Free Software Foundation, Inc.
    00004  *
    00005  * This file is part of GNU Radio
    00006  *
    00007  * GNU Radio is free software; you can redistribute it and/or modify
    00008  * it under the terms of the GNU General Public License as published by
    00009  * the Free Software Foundation; either version 2, or (at your option)
    00010  * any later version.
    00011  *
    00012  * GNU Radio is distributed in the hope that it will be useful,
    00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00015  * GNU General Public License for more details.
    00016  *
    00017  * You should have received a copy of the GNU General Public License
    00018  * along with GNU Radio; see the file COPYING.  If not, write to
    00019  * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00020  * Boston, MA 02111-1307, USA.
    00021  */
    00022 #ifndef _GR_FIR_FSF_SIMD_H_
    00023 #define _GR_FIR_FSF_SIMD_H_
    00024
    00025 #include <gr_fir_fsf_generic.h>
    00026
    00034 class gr_fir_fsf_simd : public gr_fir_fsf_generic
    00035 {
    00036 protected:
    00037   typedef float (*float_dotprod_t)(const float *input,
    00038                                    const float *taps,
    00039                                    unsigned n_4_float_blocks);
    00040
    00046   float                 *d_aligned_taps[4];
    00047
    00048   float_dotprod_t       d_float_dotprod;        // fast dot product primitive
    00049
    00050 public:
    00051
    00052   // CREATORS
    00053   gr_fir_fsf_simd ();
    00054   gr_fir_fsf_simd (const std::vector<float> &taps);
    00055   ~gr_fir_fsf_simd ();
    00056
    00057   // MANIPULATORS
    00058   virtual void set_taps (const std::vector<float> &taps);
    00059   virtual short filter (const float input[]);
    00060 };
    00061
    00062 #endif