path: root/plugins/LV2/src/Acceleration/Acceleration.h

#ifndef __Acceleration_H
#define __Acceleration_H

#include <cstdint>
#include <lv2plugin.h>

class Acceleration : protected LV2Plugin {
public:
    Acceleration(double rate);

    void connect_port(uint32_t port, void * data);
    void run(uint32_t num_samples);

    static constexpr const char * URI = "https://www.airwindows.com/acceleration";

private:
    /*
     * These are the original DSP functions from the VST plugin.
     * They need to be called from the LV2 plugins `run` function.
     */
    void processReplacing(float **in, float **out, VstInt32 samples);
    void processDoubleReplacing(double **in, double **out, VstInt32 samples);

    const float * limit;
    const float * drywet;
    const float * in[2];
    float * out[2];

    // Temp values used by the processing code
    double A;       // Value of limit when processing called
    double B;       // Value of dry/wet when processing called

    // To keep state between runs
	double ataLastOutL;
	double s1L;
	double s2L;
	double s3L;
	double o1L;
	double o2L;
	double o3L;
	double m1L;
	double m2L;
	double desL;

	double ataLastOutR;
	double s1R;
	double s2R;
	double s3R;
	double o1R;
	double o2R;
	double o3R;
	double m1R;
	double m2R;
	double desR;

	long double fpNShapeL;
	long double fpNShapeR;
};

#endif