brickworks/include/bwpp_osc_filt.h

80 lines
1.9 KiB
C++

/*
* Brickworks
*
* Copyright (C) 2023 Orastron Srl unipersonale
*
* Brickworks is free software: you can reosc_filtribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* Brickworks is osc_filtributed 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 Brickworks. If not, see <http://www.gnu.org/licenses/>.
*
* File author: Stefano D'Angelo
*/
#ifndef BWPP_OSC_FILT_H
#define BWPP_OSC_FILT_H
#include <bw_osc_filt.h>
#include <array>
namespace Brickworks {
/*! api {{{
* ##### Brickworks::OscFilt
* ```>>> */
template<size_t N_CHANNELS>
class OscFilt {
public:
OscFilt();
void reset();
void process(
std::array<const float *, N_CHANNELS> x,
std::array<float *, N_CHANNELS> y,
int nSamples);
/*! <<<...
* }
* ```
* }}} */
/*** Implementation ***/
/* WARNING: This part of the file is not part of the public API. Its content may
* change at any time in future versions. Please, do not use it directly. */
private:
bw_osc_filt_state states[N_CHANNELS];
bw_osc_filt_state *statesP[N_CHANNELS];
};
template<size_t N_CHANNELS>
inline OscFilt<N_CHANNELS>::OscFilt() {
for (size_t i = 0; i < N_CHANNELS; i++)
statesP[i] = states + i;
}
template<size_t N_CHANNELS>
inline void OscFilt<N_CHANNELS>::reset() {
for (size_t i = 0; i < N_CHANNELS; i++)
bw_osc_filt_reset_state(states + i);
}
template<size_t N_CHANNELS>
inline void OscFilt<N_CHANNELS>::process(
std::array<const float *, N_CHANNELS> x,
std::array<float *, N_CHANNELS> y,
int nSamples) {
bw_osc_filt_process_multi(statesP, x.data(), y.data(), N_CHANNELS, nSamples);
}
}
#endif