GNU Radio 3.6.5 C++ API

gr_fir_fff_altivec.h

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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2008 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 3, 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 along
00018  * with this program; if not, write to the Free Software Foundation, Inc.,
00019  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00020  */
00021 #ifndef INCLUDED_GR_FIR_FFF_ALTIVEC_H
00022 #define INCLUDED_GR_FIR_FFF_ALTIVEC_H
00023 
00024 #include <gr_core_api.h>
00025 #include <gr_fir_fff_generic.h>
00026 
00027 /*!
00028  * \brief altivec version of gr_fir_fff
00029  */
00030 class GR_CORE_API gr_fir_fff_altivec : public gr_fir_fff_generic
00031 {
00032 protected:
00033 
00034   size_t    d_naligned_taps;  // number of taps (multiple of 4)
00035   float    *d_aligned_taps;   // 16-byte aligned, and zero padded to multiple of 4
00036 
00037 public:
00038   gr_fir_fff_altivec();
00039   gr_fir_fff_altivec(const std::vector<float> &taps);
00040   ~gr_fir_fff_altivec();
00041 
00042   virtual void set_taps (const std::vector<float> &taps);
00043   virtual float filter (const float input[]);
00044 };
00045 
00046 #endif /* INCLUDED_GR_FIR_FFF_ALTIVEC_H */