ViPERFX_RE/src/utils/IIR_NOrder_BW_BP.h

//
// Created by mart on 7/26/21.
//

#pragma once

#include "IIR_1st.h"

class IIR_NOrder_BW_BP {
public:
    explicit IIR_NOrder_BW_BP(uint32_t order);
    ~IIR_NOrder_BW_BP();

    void Mute();
    void setBPF(float highCut, float lowCut, uint32_t samplerate);

    IIR_1st* lowpass;
    IIR_1st* highpass;
    uint32_t order;
};

inline float do_filter_bplp(IIR_NOrder_BW_BP* filt, float sample) {
    for (int idx = 0; idx < filt->order; idx++) {
        sample = do_filter(&filt->lowpass[idx], sample);
    }
    return sample;
}

inline float do_filter_bphp(IIR_NOrder_BW_BP* filt, float sample) {
    for (int idx = 0; idx < filt->order; idx++) {
        sample = do_filter(&filt->highpass[idx], sample);
    }
    return sample;
}

inline float do_filter_bp(IIR_NOrder_BW_BP* filt, float sample) {
    return do_filter_bphp(filt, do_filter_bplp(filt, sample));
}