126 lines
3.1 KiB
C++
126 lines
3.1 KiB
C++
/*
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* Brickworks
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*
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* Copyright (C) 2023 Orastron Srl unipersonale
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*
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* Brickworks is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License.
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*
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* Brickworks is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Brickworks. If not, see <http://www.gnu.org/licenses/>.
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*
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* File author: Stefano D'Angelo
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*/
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#ifndef BWPP_PEAK_H
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#define BWPP_PEAK_H
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#include <bw_peak.h>
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#include <array>
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namespace Brickworks {
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/*! api {{{
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* ##### Brickworks::Peak
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* ```>>> */
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template<size_t N_CHANNELS>
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class Peak {
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public:
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Peak();
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void setSampleRate(float sampleRate);
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void reset(float x0 = 0.f);
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void process(
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std::array<const float *, N_CHANNELS> x,
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std::array<float *, N_CHANNELS> y,
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int nSamples);
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void setCutoff(float value);
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void setQ(float value);
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void setPeakGainLin(float value);
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void setPeakGainDB(float value);
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void setBandwidth(float value);
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void setUseBandwidth(bool value);
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/*! <<<...
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* }
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* ```
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* }}} */
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/*** Implementation ***/
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/* WARNING: This part of the file is not part of the public API. Its content may
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* change at any time in future versions. Please, do not use it directly. */
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private:
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bw_peak_coeffs coeffs;
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bw_peak_state states[N_CHANNELS];
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bw_peak_state *statesP[N_CHANNELS];
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};
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template<size_t N_CHANNELS>
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inline Peak<N_CHANNELS>::Peak() {
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bw_peak_init(&coeffs);
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for (size_t i = 0; i < N_CHANNELS; i++)
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statesP[i] = states + i;
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setSampleRate(float sampleRate) {
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bw_peak_set_sample_rate(&coeffs, sampleRate);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::reset(float x0) {
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bw_peak_reset_coeffs(&coeffs);
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for (size_t i = 0; i < N_CHANNELS; i++)
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bw_peak_reset_state(&coeffs, states + i, x0);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::process(
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std::array<const float *, N_CHANNELS> x,
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std::array<float *, N_CHANNELS> y,
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int nSamples) {
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bw_peak_process_multi(&coeffs, statesP, x.data(), y.data(), N_CHANNELS, nSamples);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setCutoff(float value) {
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bw_peak_set_cutoff(&coeffs, value);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setQ(float value) {
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bw_peak_set_Q(&coeffs, value);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setPeakGainLin(float value) {
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bw_peak_set_peak_gain_lin(&coeffs, value);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setPeakGainDB(float value) {
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bw_peak_set_peak_gain_dB(&coeffs, value);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setBandwidth(float value) {
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bw_peak_set_bandwidth(&coeffs, value);
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}
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template<size_t N_CHANNELS>
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inline void Peak<N_CHANNELS>::setUseBandwidth(bool value) {
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bw_peak_set_use_bandwidth(&coeffs, value);
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}
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}
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#endif
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