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23 #ifndef INCLUDED_GCELL_FFT_VCC_H
24 #define INCLUDED_GCELL_FFT_VCC_H
26 #include <gr_fft_vcc.h>
31 typedef boost::shared_ptr<gcell_fft_vcc> gcell_fft_vcc_sptr;
34 gcell_make_fft_vcc(int fft_size, bool forward, const std::vector<float> &window, bool shift=false);
37 * \brief Compute forward or reverse FFT. complex vector in / complex vector out.
40 * Concrete class that uses gcell to offload FFT to SPEs.
42 class gcell_fft_vcc : public gr_fft_vcc
45 boost::shared_ptr<gc_job_manager> d_mgr;
46 std::complex<float> *d_twiddle; // twiddle values (16-byte aligned)
47 boost::shared_ptr<void> d_twiddle_boost; // automatic storage mgmt
49 friend gcell_fft_vcc_sptr
50 gcell_make_fft_vcc(int fft_size, bool forward, const std::vector<float> &window, bool shift);
52 gcell_fft_vcc(int fft_size, bool forward, const std::vector<float> &window, bool shift);
57 int work(int noutput_items,
58 gr_vector_const_void_star &input_items,
59 gr_vector_void_star &output_items);
63 #endif /* INCLUDED_GCELL_FFT_VCC_H */