#pragma once

class Osc {
public:
    Osc() { phase = 0; }

    void setSampleRate(float sr) {
        sampleRate = sr;
        srDiv = 2.f / sampleRate;
    }

    void setFreq(float f) {
        freq = f;
        inc = srDiv * freq;
    }

    float getFreq() { return freq; }

    void run() {
        phase += inc;
        if (phase > 1.f)
            phase -= 2.f;
    }

    float getSin() {
        return sin(phase * MathConstants<float>::pi);
    }

private:
    float sampleRate, srDiv, freq, inc, phase;
};