MicroDexed is a compatible 6-operator-FM-synth based on the Teensy(-3.6/-4.x) Microcontroller. https://www.parasitstudio.de
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/**
Copyright (c) 2014 Pascal Gauthier.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed 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 this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef ENGINEOPL_H_INCLUDED
#define ENGINEOPL_H_INCLUDED
#include "Arduino.h"
#include "synth.h"
#include "aligned_buf.h"
#include "fm_op_kernel.h"
#include "controllers.h"
#include "fm_core.h"
class EngineOpl : public FmCore {
public:
virtual void render(int32_t *output, FmOpParams *params, int algorithm,
int32_t *fb_buf, int32_t feedback_shift);
void compute(int32_t *output, const int32_t *input, int32_t phase0, int32_t freq, int32_t gain1, int32_t gain2, bool add);
void compute_pure(int32_t *output, int32_t phase0, int32_t freq, int32_t gain1, int32_t gain2, bool add);
void compute_fb(int32_t *output, int32_t phase0, int32_t freq,
int32_t gain1, int32_t gain2,
int32_t *fb_buf, int fb_gain, bool add);
};
#endif // ENGINEOPL_H_INCLUDED